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ea4e040a YR |
1 | /* Copyright 2008 Broadcom Corporation |
2 | * | |
3 | * Unless you and Broadcom execute a separate written software license | |
4 | * agreement governing use of this software, this software is licensed to you | |
5 | * under the terms of the GNU General Public License version 2, available | |
6 | * at http://www.gnu.org/licenses/old-licenses/gpl-2.0.html (the "GPL"). | |
7 | * | |
8 | * Notwithstanding the above, under no circumstances may you combine this | |
9 | * software in any way with any other Broadcom software provided under a | |
10 | * license other than the GPL, without Broadcom's express prior written | |
11 | * consent. | |
12 | * | |
13 | * Written by Yaniv Rosner | |
14 | * | |
15 | */ | |
16 | ||
17 | #include <linux/kernel.h> | |
18 | #include <linux/errno.h> | |
19 | #include <linux/pci.h> | |
20 | #include <linux/netdevice.h> | |
21 | #include <linux/delay.h> | |
22 | #include <linux/ethtool.h> | |
23 | #include <linux/mutex.h> | |
24 | #include <linux/version.h> | |
25 | ||
26 | #include "bnx2x_reg.h" | |
27 | #include "bnx2x_fw_defs.h" | |
28 | #include "bnx2x_hsi.h" | |
29 | #include "bnx2x_link.h" | |
30 | #include "bnx2x.h" | |
31 | ||
32 | /********************************************************/ | |
33 | #define SUPPORT_CL73 0 /* Currently no */ | |
34 | #define ETH_HLEN 14 | |
35 | #define ETH_OVREHEAD (ETH_HLEN + 8)/* 8 for CRC + VLAN*/ | |
36 | #define ETH_MIN_PACKET_SIZE 60 | |
37 | #define ETH_MAX_PACKET_SIZE 1500 | |
38 | #define ETH_MAX_JUMBO_PACKET_SIZE 9600 | |
39 | #define MDIO_ACCESS_TIMEOUT 1000 | |
40 | #define BMAC_CONTROL_RX_ENABLE 2 | |
ea4e040a YR |
41 | |
42 | /***********************************************************/ | |
43 | /* Shortcut definitions */ | |
44 | /***********************************************************/ | |
45 | ||
46 | #define NIG_STATUS_XGXS0_LINK10G \ | |
47 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK10G | |
48 | #define NIG_STATUS_XGXS0_LINK_STATUS \ | |
49 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS | |
50 | #define NIG_STATUS_XGXS0_LINK_STATUS_SIZE \ | |
51 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_XGXS0_LINK_STATUS_SIZE | |
52 | #define NIG_STATUS_SERDES0_LINK_STATUS \ | |
53 | NIG_STATUS_INTERRUPT_PORT0_REG_STATUS_SERDES0_LINK_STATUS | |
54 | #define NIG_MASK_MI_INT \ | |
55 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_EMAC0_MISC_MI_INT | |
56 | #define NIG_MASK_XGXS0_LINK10G \ | |
57 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK10G | |
58 | #define NIG_MASK_XGXS0_LINK_STATUS \ | |
59 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_XGXS0_LINK_STATUS | |
60 | #define NIG_MASK_SERDES0_LINK_STATUS \ | |
61 | NIG_MASK_INTERRUPT_PORT0_REG_MASK_SERDES0_LINK_STATUS | |
62 | ||
63 | #define MDIO_AN_CL73_OR_37_COMPLETE \ | |
64 | (MDIO_GP_STATUS_TOP_AN_STATUS1_CL73_AUTONEG_COMPLETE | \ | |
65 | MDIO_GP_STATUS_TOP_AN_STATUS1_CL37_AUTONEG_COMPLETE) | |
66 | ||
67 | #define XGXS_RESET_BITS \ | |
68 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_RSTB_HW | \ | |
69 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_IDDQ | \ | |
70 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN | \ | |
71 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_PWRDWN_SD | \ | |
72 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_XGXS0_TXD_FIFO_RSTB) | |
73 | ||
74 | #define SERDES_RESET_BITS \ | |
75 | (MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_RSTB_HW | \ | |
76 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_IDDQ | \ | |
77 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN | \ | |
78 | MISC_REGISTERS_RESET_REG_3_MISC_NIG_MUX_SERDES0_PWRDWN_SD) | |
79 | ||
80 | #define AUTONEG_CL37 SHARED_HW_CFG_AN_ENABLE_CL37 | |
81 | #define AUTONEG_CL73 SHARED_HW_CFG_AN_ENABLE_CL73 | |
82 | #define AUTONEG_BAM SHARED_HW_CFG_AN_ENABLE_BAM | |
83 | #define AUTONEG_PARALLEL \ | |
84 | SHARED_HW_CFG_AN_ENABLE_PARALLEL_DETECTION | |
85 | #define AUTONEG_SGMII_FIBER_AUTODET \ | |
86 | SHARED_HW_CFG_AN_EN_SGMII_FIBER_AUTO_DETECT | |
87 | #define AUTONEG_REMOTE_PHY SHARED_HW_CFG_AN_ENABLE_REMOTE_PHY | |
88 | ||
89 | #define GP_STATUS_PAUSE_RSOLUTION_TXSIDE \ | |
90 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_TXSIDE | |
91 | #define GP_STATUS_PAUSE_RSOLUTION_RXSIDE \ | |
92 | MDIO_GP_STATUS_TOP_AN_STATUS1_PAUSE_RSOLUTION_RXSIDE | |
93 | #define GP_STATUS_SPEED_MASK \ | |
94 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_MASK | |
95 | #define GP_STATUS_10M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10M | |
96 | #define GP_STATUS_100M MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_100M | |
97 | #define GP_STATUS_1G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G | |
98 | #define GP_STATUS_2_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_2_5G | |
99 | #define GP_STATUS_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_5G | |
100 | #define GP_STATUS_6G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_6G | |
101 | #define GP_STATUS_10G_HIG \ | |
102 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_HIG | |
103 | #define GP_STATUS_10G_CX4 \ | |
104 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_CX4 | |
105 | #define GP_STATUS_12G_HIG \ | |
106 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12G_HIG | |
107 | #define GP_STATUS_12_5G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_12_5G | |
108 | #define GP_STATUS_13G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_13G | |
109 | #define GP_STATUS_15G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_15G | |
110 | #define GP_STATUS_16G MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_16G | |
111 | #define GP_STATUS_1G_KX MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_1G_KX | |
112 | #define GP_STATUS_10G_KX4 \ | |
113 | MDIO_GP_STATUS_TOP_AN_STATUS1_ACTUAL_SPEED_10G_KX4 | |
114 | ||
115 | #define LINK_10THD LINK_STATUS_SPEED_AND_DUPLEX_10THD | |
116 | #define LINK_10TFD LINK_STATUS_SPEED_AND_DUPLEX_10TFD | |
117 | #define LINK_100TXHD LINK_STATUS_SPEED_AND_DUPLEX_100TXHD | |
118 | #define LINK_100T4 LINK_STATUS_SPEED_AND_DUPLEX_100T4 | |
119 | #define LINK_100TXFD LINK_STATUS_SPEED_AND_DUPLEX_100TXFD | |
120 | #define LINK_1000THD LINK_STATUS_SPEED_AND_DUPLEX_1000THD | |
121 | #define LINK_1000TFD LINK_STATUS_SPEED_AND_DUPLEX_1000TFD | |
122 | #define LINK_1000XFD LINK_STATUS_SPEED_AND_DUPLEX_1000XFD | |
123 | #define LINK_2500THD LINK_STATUS_SPEED_AND_DUPLEX_2500THD | |
124 | #define LINK_2500TFD LINK_STATUS_SPEED_AND_DUPLEX_2500TFD | |
125 | #define LINK_2500XFD LINK_STATUS_SPEED_AND_DUPLEX_2500XFD | |
126 | #define LINK_10GTFD LINK_STATUS_SPEED_AND_DUPLEX_10GTFD | |
127 | #define LINK_10GXFD LINK_STATUS_SPEED_AND_DUPLEX_10GXFD | |
128 | #define LINK_12GTFD LINK_STATUS_SPEED_AND_DUPLEX_12GTFD | |
129 | #define LINK_12GXFD LINK_STATUS_SPEED_AND_DUPLEX_12GXFD | |
130 | #define LINK_12_5GTFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GTFD | |
131 | #define LINK_12_5GXFD LINK_STATUS_SPEED_AND_DUPLEX_12_5GXFD | |
132 | #define LINK_13GTFD LINK_STATUS_SPEED_AND_DUPLEX_13GTFD | |
133 | #define LINK_13GXFD LINK_STATUS_SPEED_AND_DUPLEX_13GXFD | |
134 | #define LINK_15GTFD LINK_STATUS_SPEED_AND_DUPLEX_15GTFD | |
135 | #define LINK_15GXFD LINK_STATUS_SPEED_AND_DUPLEX_15GXFD | |
136 | #define LINK_16GTFD LINK_STATUS_SPEED_AND_DUPLEX_16GTFD | |
137 | #define LINK_16GXFD LINK_STATUS_SPEED_AND_DUPLEX_16GXFD | |
138 | ||
139 | #define PHY_XGXS_FLAG 0x1 | |
140 | #define PHY_SGMII_FLAG 0x2 | |
141 | #define PHY_SERDES_FLAG 0x4 | |
142 | ||
143 | /**********************************************************/ | |
144 | /* INTERFACE */ | |
145 | /**********************************************************/ | |
146 | #define CL45_WR_OVER_CL22(_bp, _port, _phy_addr, _bank, _addr, _val) \ | |
147 | bnx2x_cl45_write(_bp, _port, 0, _phy_addr, \ | |
148 | DEFAULT_PHY_DEV_ADDR, \ | |
149 | (_bank + (_addr & 0xf)), \ | |
150 | _val) | |
151 | ||
152 | #define CL45_RD_OVER_CL22(_bp, _port, _phy_addr, _bank, _addr, _val) \ | |
153 | bnx2x_cl45_read(_bp, _port, 0, _phy_addr, \ | |
154 | DEFAULT_PHY_DEV_ADDR, \ | |
155 | (_bank + (_addr & 0xf)), \ | |
156 | _val) | |
157 | ||
158 | static void bnx2x_set_phy_mdio(struct link_params *params) | |
159 | { | |
160 | struct bnx2x *bp = params->bp; | |
161 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_ST + | |
162 | params->port*0x18, 0); | |
163 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + params->port*0x18, | |
164 | DEFAULT_PHY_DEV_ADDR); | |
165 | } | |
166 | ||
167 | static u32 bnx2x_bits_en(struct bnx2x *bp, u32 reg, u32 bits) | |
168 | { | |
169 | u32 val = REG_RD(bp, reg); | |
170 | ||
171 | val |= bits; | |
172 | REG_WR(bp, reg, val); | |
173 | return val; | |
174 | } | |
175 | ||
176 | static u32 bnx2x_bits_dis(struct bnx2x *bp, u32 reg, u32 bits) | |
177 | { | |
178 | u32 val = REG_RD(bp, reg); | |
179 | ||
180 | val &= ~bits; | |
181 | REG_WR(bp, reg, val); | |
182 | return val; | |
183 | } | |
184 | ||
185 | static void bnx2x_emac_init(struct link_params *params, | |
186 | struct link_vars *vars) | |
187 | { | |
188 | /* reset and unreset the emac core */ | |
189 | struct bnx2x *bp = params->bp; | |
190 | u8 port = params->port; | |
191 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
192 | u32 val; | |
193 | u16 timeout; | |
194 | ||
195 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
196 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); | |
197 | udelay(5); | |
198 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
199 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); | |
200 | ||
201 | /* init emac - use read-modify-write */ | |
202 | /* self clear reset */ | |
203 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
204 | EMAC_WR(EMAC_REG_EMAC_MODE, (val | EMAC_MODE_RESET)); | |
205 | ||
206 | timeout = 200; | |
207 | do | |
208 | { | |
209 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
210 | DP(NETIF_MSG_LINK, "EMAC reset reg is %u\n", val); | |
211 | if (!timeout) { | |
212 | DP(NETIF_MSG_LINK, "EMAC timeout!\n"); | |
213 | return; | |
214 | } | |
215 | timeout--; | |
216 | }while (val & EMAC_MODE_RESET); | |
217 | ||
218 | /* Set mac address */ | |
219 | val = ((params->mac_addr[0] << 8) | | |
220 | params->mac_addr[1]); | |
221 | EMAC_WR(EMAC_REG_EMAC_MAC_MATCH, val); | |
222 | ||
223 | val = ((params->mac_addr[2] << 24) | | |
224 | (params->mac_addr[3] << 16) | | |
225 | (params->mac_addr[4] << 8) | | |
226 | params->mac_addr[5]); | |
227 | EMAC_WR(EMAC_REG_EMAC_MAC_MATCH + 4, val); | |
228 | } | |
229 | ||
230 | static u8 bnx2x_emac_enable(struct link_params *params, | |
231 | struct link_vars *vars, u8 lb) | |
232 | { | |
233 | struct bnx2x *bp = params->bp; | |
234 | u8 port = params->port; | |
235 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
236 | u32 val; | |
237 | ||
238 | DP(NETIF_MSG_LINK, "enabling EMAC\n"); | |
239 | ||
240 | /* enable emac and not bmac */ | |
241 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 1); | |
242 | ||
243 | /* for paladium */ | |
244 | if (CHIP_REV_IS_EMUL(bp)) { | |
245 | /* Use lane 1 (of lanes 0-3) */ | |
246 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1); | |
247 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + | |
248 | port*4, 1); | |
249 | } | |
250 | /* for fpga */ | |
251 | else | |
252 | ||
253 | if (CHIP_REV_IS_FPGA(bp)) { | |
254 | /* Use lane 1 (of lanes 0-3) */ | |
255 | DP(NETIF_MSG_LINK, "bnx2x_emac_enable: Setting FPGA\n"); | |
256 | ||
257 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 1); | |
258 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, | |
259 | 0); | |
260 | } else | |
261 | /* ASIC */ | |
262 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
263 | u32 ser_lane = ((params->lane_config & | |
264 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
265 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
266 | ||
267 | DP(NETIF_MSG_LINK, "XGXS\n"); | |
268 | /* select the master lanes (out of 0-3) */ | |
269 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + | |
270 | port*4, ser_lane); | |
271 | /* select XGXS */ | |
272 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + | |
273 | port*4, 1); | |
274 | ||
275 | } else { /* SerDes */ | |
276 | DP(NETIF_MSG_LINK, "SerDes\n"); | |
277 | /* select SerDes */ | |
278 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + | |
279 | port*4, 0); | |
280 | } | |
281 | ||
282 | /* enable emac */ | |
283 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 1); | |
284 | ||
285 | if (CHIP_REV_IS_SLOW(bp)) { | |
286 | /* config GMII mode */ | |
287 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
288 | EMAC_WR(EMAC_REG_EMAC_MODE, | |
289 | (val | EMAC_MODE_PORT_GMII)); | |
290 | } else { /* ASIC */ | |
291 | /* pause enable/disable */ | |
292 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_RX_MODE, | |
293 | EMAC_RX_MODE_FLOW_EN); | |
294 | if (vars->flow_ctrl & FLOW_CTRL_RX) | |
295 | bnx2x_bits_en(bp, emac_base + | |
296 | EMAC_REG_EMAC_RX_MODE, | |
297 | EMAC_RX_MODE_FLOW_EN); | |
298 | ||
299 | bnx2x_bits_dis(bp, emac_base + EMAC_REG_EMAC_TX_MODE, | |
8c99e7b0 YR |
300 | (EMAC_TX_MODE_EXT_PAUSE_EN | |
301 | EMAC_TX_MODE_FLOW_EN)); | |
ea4e040a YR |
302 | if (vars->flow_ctrl & FLOW_CTRL_TX) |
303 | bnx2x_bits_en(bp, emac_base + | |
304 | EMAC_REG_EMAC_TX_MODE, | |
8c99e7b0 YR |
305 | (EMAC_TX_MODE_EXT_PAUSE_EN | |
306 | EMAC_TX_MODE_FLOW_EN)); | |
ea4e040a YR |
307 | } |
308 | ||
309 | /* KEEP_VLAN_TAG, promiscuous */ | |
310 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_RX_MODE); | |
311 | val |= EMAC_RX_MODE_KEEP_VLAN_TAG | EMAC_RX_MODE_PROMISCUOUS; | |
312 | EMAC_WR(EMAC_REG_EMAC_RX_MODE, val); | |
313 | ||
314 | /* Set Loopback */ | |
315 | val = REG_RD(bp, emac_base + EMAC_REG_EMAC_MODE); | |
316 | if (lb) | |
317 | val |= 0x810; | |
318 | else | |
319 | val &= ~0x810; | |
320 | EMAC_WR(EMAC_REG_EMAC_MODE, val); | |
321 | ||
322 | /* enable emac for jumbo packets */ | |
323 | EMAC_WR(EMAC_REG_EMAC_RX_MTU_SIZE, | |
324 | (EMAC_RX_MTU_SIZE_JUMBO_ENA | | |
325 | (ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD))); | |
326 | ||
327 | /* strip CRC */ | |
328 | REG_WR(bp, NIG_REG_NIG_INGRESS_EMAC0_NO_CRC + port*4, 0x1); | |
329 | ||
330 | /* disable the NIG in/out to the bmac */ | |
331 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x0); | |
332 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, 0x0); | |
333 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x0); | |
334 | ||
335 | /* enable the NIG in/out to the emac */ | |
336 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x1); | |
337 | val = 0; | |
338 | if (vars->flow_ctrl & FLOW_CTRL_TX) | |
339 | val = 1; | |
340 | ||
341 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, val); | |
342 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x1); | |
343 | ||
344 | if (CHIP_REV_IS_EMUL(bp)) { | |
345 | /* take the BigMac out of reset */ | |
346 | REG_WR(bp, | |
347 | GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
348 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
349 | ||
350 | /* enable access for bmac registers */ | |
351 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1); | |
352 | } | |
353 | ||
354 | vars->mac_type = MAC_TYPE_EMAC; | |
355 | return 0; | |
356 | } | |
357 | ||
358 | ||
359 | ||
360 | static u8 bnx2x_bmac_enable(struct link_params *params, struct link_vars *vars, | |
361 | u8 is_lb) | |
362 | { | |
363 | struct bnx2x *bp = params->bp; | |
364 | u8 port = params->port; | |
365 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : | |
366 | NIG_REG_INGRESS_BMAC0_MEM; | |
367 | u32 wb_data[2]; | |
368 | u32 val; | |
369 | ||
370 | DP(NETIF_MSG_LINK, "Enabling BigMAC\n"); | |
371 | /* reset and unreset the BigMac */ | |
372 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
373 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
374 | msleep(1); | |
375 | ||
376 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
377 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
378 | ||
379 | /* enable access for bmac registers */ | |
380 | REG_WR(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4, 0x1); | |
381 | ||
382 | /* XGXS control */ | |
383 | wb_data[0] = 0x3c; | |
384 | wb_data[1] = 0; | |
385 | REG_WR_DMAE(bp, bmac_addr + | |
386 | BIGMAC_REGISTER_BMAC_XGXS_CONTROL, | |
387 | wb_data, 2); | |
388 | ||
389 | /* tx MAC SA */ | |
390 | wb_data[0] = ((params->mac_addr[2] << 24) | | |
391 | (params->mac_addr[3] << 16) | | |
392 | (params->mac_addr[4] << 8) | | |
393 | params->mac_addr[5]); | |
394 | wb_data[1] = ((params->mac_addr[0] << 8) | | |
395 | params->mac_addr[1]); | |
396 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_SOURCE_ADDR, | |
397 | wb_data, 2); | |
398 | ||
399 | /* tx control */ | |
400 | val = 0xc0; | |
401 | if (vars->flow_ctrl & FLOW_CTRL_TX) | |
402 | val |= 0x800000; | |
403 | wb_data[0] = val; | |
404 | wb_data[1] = 0; | |
405 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_CONTROL, | |
406 | wb_data, 2); | |
407 | ||
408 | /* mac control */ | |
409 | val = 0x3; | |
410 | if (is_lb) { | |
411 | val |= 0x4; | |
412 | DP(NETIF_MSG_LINK, "enable bmac loopback\n"); | |
413 | } | |
414 | wb_data[0] = val; | |
415 | wb_data[1] = 0; | |
416 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, | |
417 | wb_data, 2); | |
418 | ||
419 | ||
420 | /* set rx mtu */ | |
421 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; | |
422 | wb_data[1] = 0; | |
423 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_MAX_SIZE, | |
424 | wb_data, 2); | |
425 | ||
426 | /* rx control set to don't strip crc */ | |
427 | val = 0x14; | |
428 | if (vars->flow_ctrl & FLOW_CTRL_RX) | |
429 | val |= 0x20; | |
430 | wb_data[0] = val; | |
431 | wb_data[1] = 0; | |
432 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_CONTROL, | |
433 | wb_data, 2); | |
434 | ||
435 | /* set tx mtu */ | |
436 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; | |
437 | wb_data[1] = 0; | |
438 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_TX_MAX_SIZE, | |
439 | wb_data, 2); | |
440 | ||
441 | /* set cnt max size */ | |
442 | wb_data[0] = ETH_MAX_JUMBO_PACKET_SIZE + ETH_OVREHEAD; | |
443 | wb_data[1] = 0; | |
444 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_CNT_MAX_SIZE, | |
445 | wb_data, 2); | |
446 | ||
447 | /* configure safc */ | |
448 | wb_data[0] = 0x1000200; | |
449 | wb_data[1] = 0; | |
450 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_RX_LLFC_MSG_FLDS, | |
451 | wb_data, 2); | |
452 | /* fix for emulation */ | |
453 | if (CHIP_REV_IS_EMUL(bp)) { | |
454 | wb_data[0] = 0xf000; | |
455 | wb_data[1] = 0; | |
456 | REG_WR_DMAE(bp, | |
457 | bmac_addr + BIGMAC_REGISTER_TX_PAUSE_THRESHOLD, | |
458 | wb_data, 2); | |
459 | } | |
460 | ||
461 | REG_WR(bp, NIG_REG_XGXS_SERDES0_MODE_SEL + port*4, 0x1); | |
462 | REG_WR(bp, NIG_REG_XGXS_LANE_SEL_P0 + port*4, 0x0); | |
463 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_PORT + port*4, 0x0); | |
464 | val = 0; | |
465 | if (vars->flow_ctrl & FLOW_CTRL_TX) | |
466 | val = 1; | |
467 | REG_WR(bp, NIG_REG_BMAC0_PAUSE_OUT_EN + port*4, val); | |
468 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0x0); | |
469 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0x0); | |
470 | REG_WR(bp, NIG_REG_EMAC0_PAUSE_OUT_EN + port*4, 0x0); | |
471 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0x1); | |
472 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0x1); | |
473 | ||
474 | vars->mac_type = MAC_TYPE_BMAC; | |
475 | return 0; | |
476 | } | |
477 | ||
478 | static void bnx2x_phy_deassert(struct link_params *params, u8 phy_flags) | |
479 | { | |
480 | struct bnx2x *bp = params->bp; | |
481 | u32 val; | |
482 | ||
483 | if (phy_flags & PHY_XGXS_FLAG) { | |
484 | DP(NETIF_MSG_LINK, "bnx2x_phy_deassert:XGXS\n"); | |
485 | val = XGXS_RESET_BITS; | |
486 | ||
487 | } else { /* SerDes */ | |
488 | DP(NETIF_MSG_LINK, "bnx2x_phy_deassert:SerDes\n"); | |
489 | val = SERDES_RESET_BITS; | |
490 | } | |
491 | ||
492 | val = val << (params->port*16); | |
493 | ||
494 | /* reset and unreset the SerDes/XGXS */ | |
495 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, | |
496 | val); | |
497 | udelay(500); | |
498 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_SET, | |
499 | val); | |
500 | bnx2x_set_phy_mdio(params); | |
501 | } | |
502 | ||
503 | void bnx2x_link_status_update(struct link_params *params, | |
504 | struct link_vars *vars) | |
505 | { | |
506 | struct bnx2x *bp = params->bp; | |
507 | u8 link_10g; | |
508 | u8 port = params->port; | |
509 | ||
510 | if (params->switch_cfg == SWITCH_CFG_1G) | |
511 | vars->phy_flags = PHY_SERDES_FLAG; | |
512 | else | |
513 | vars->phy_flags = PHY_XGXS_FLAG; | |
514 | vars->link_status = REG_RD(bp, params->shmem_base + | |
515 | offsetof(struct shmem_region, | |
516 | port_mb[port].link_status)); | |
517 | ||
518 | vars->link_up = (vars->link_status & LINK_STATUS_LINK_UP); | |
519 | ||
520 | if (vars->link_up) { | |
521 | DP(NETIF_MSG_LINK, "phy link up\n"); | |
522 | ||
523 | vars->phy_link_up = 1; | |
524 | vars->duplex = DUPLEX_FULL; | |
525 | switch (vars->link_status & | |
526 | LINK_STATUS_SPEED_AND_DUPLEX_MASK) { | |
527 | case LINK_10THD: | |
528 | vars->duplex = DUPLEX_HALF; | |
529 | /* fall thru */ | |
530 | case LINK_10TFD: | |
531 | vars->line_speed = SPEED_10; | |
532 | break; | |
533 | ||
534 | case LINK_100TXHD: | |
535 | vars->duplex = DUPLEX_HALF; | |
536 | /* fall thru */ | |
537 | case LINK_100T4: | |
538 | case LINK_100TXFD: | |
539 | vars->line_speed = SPEED_100; | |
540 | break; | |
541 | ||
542 | case LINK_1000THD: | |
543 | vars->duplex = DUPLEX_HALF; | |
544 | /* fall thru */ | |
545 | case LINK_1000TFD: | |
546 | vars->line_speed = SPEED_1000; | |
547 | break; | |
548 | ||
549 | case LINK_2500THD: | |
550 | vars->duplex = DUPLEX_HALF; | |
551 | /* fall thru */ | |
552 | case LINK_2500TFD: | |
553 | vars->line_speed = SPEED_2500; | |
554 | break; | |
555 | ||
556 | case LINK_10GTFD: | |
557 | vars->line_speed = SPEED_10000; | |
558 | break; | |
559 | ||
560 | case LINK_12GTFD: | |
561 | vars->line_speed = SPEED_12000; | |
562 | break; | |
563 | ||
564 | case LINK_12_5GTFD: | |
565 | vars->line_speed = SPEED_12500; | |
566 | break; | |
567 | ||
568 | case LINK_13GTFD: | |
569 | vars->line_speed = SPEED_13000; | |
570 | break; | |
571 | ||
572 | case LINK_15GTFD: | |
573 | vars->line_speed = SPEED_15000; | |
574 | break; | |
575 | ||
576 | case LINK_16GTFD: | |
577 | vars->line_speed = SPEED_16000; | |
578 | break; | |
579 | ||
580 | default: | |
581 | break; | |
582 | } | |
583 | ||
584 | if (vars->link_status & LINK_STATUS_TX_FLOW_CONTROL_ENABLED) | |
585 | vars->flow_ctrl |= FLOW_CTRL_TX; | |
586 | else | |
587 | vars->flow_ctrl &= ~FLOW_CTRL_TX; | |
588 | ||
589 | if (vars->link_status & LINK_STATUS_RX_FLOW_CONTROL_ENABLED) | |
590 | vars->flow_ctrl |= FLOW_CTRL_RX; | |
591 | else | |
592 | vars->flow_ctrl &= ~FLOW_CTRL_RX; | |
593 | ||
594 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
8c99e7b0 YR |
595 | if (vars->line_speed && |
596 | ((vars->line_speed == SPEED_10) || | |
597 | (vars->line_speed == SPEED_100))) { | |
ea4e040a YR |
598 | vars->phy_flags |= PHY_SGMII_FLAG; |
599 | } else { | |
600 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
601 | } | |
602 | } | |
603 | ||
604 | /* anything 10 and over uses the bmac */ | |
605 | link_10g = ((vars->line_speed == SPEED_10000) || | |
606 | (vars->line_speed == SPEED_12000) || | |
607 | (vars->line_speed == SPEED_12500) || | |
608 | (vars->line_speed == SPEED_13000) || | |
609 | (vars->line_speed == SPEED_15000) || | |
610 | (vars->line_speed == SPEED_16000)); | |
611 | if (link_10g) | |
612 | vars->mac_type = MAC_TYPE_BMAC; | |
613 | else | |
614 | vars->mac_type = MAC_TYPE_EMAC; | |
615 | ||
616 | } else { /* link down */ | |
617 | DP(NETIF_MSG_LINK, "phy link down\n"); | |
618 | ||
619 | vars->phy_link_up = 0; | |
620 | ||
621 | vars->line_speed = 0; | |
622 | vars->duplex = DUPLEX_FULL; | |
623 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
624 | ||
625 | /* indicate no mac active */ | |
626 | vars->mac_type = MAC_TYPE_NONE; | |
627 | } | |
628 | ||
629 | DP(NETIF_MSG_LINK, "link_status 0x%x phy_link_up %x\n", | |
630 | vars->link_status, vars->phy_link_up); | |
631 | DP(NETIF_MSG_LINK, "line_speed %x duplex %x flow_ctrl 0x%x\n", | |
632 | vars->line_speed, vars->duplex, vars->flow_ctrl); | |
633 | } | |
634 | ||
635 | static void bnx2x_update_mng(struct link_params *params, u32 link_status) | |
636 | { | |
637 | struct bnx2x *bp = params->bp; | |
638 | REG_WR(bp, params->shmem_base + | |
639 | offsetof(struct shmem_region, | |
640 | port_mb[params->port].link_status), | |
641 | link_status); | |
642 | } | |
643 | ||
644 | static void bnx2x_bmac_rx_disable(struct bnx2x *bp, u8 port) | |
645 | { | |
646 | u32 bmac_addr = port ? NIG_REG_INGRESS_BMAC1_MEM : | |
647 | NIG_REG_INGRESS_BMAC0_MEM; | |
648 | u32 wb_data[2]; | |
649 | u32 nig_bmac_enable = REG_RD(bp, NIG_REG_BMAC0_REGS_OUT_EN + port*4); | |
650 | ||
651 | /* Only if the bmac is out of reset */ | |
652 | if (REG_RD(bp, MISC_REG_RESET_REG_2) & | |
653 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port) && | |
654 | nig_bmac_enable) { | |
655 | ||
656 | /* Clear Rx Enable bit in BMAC_CONTROL register */ | |
657 | REG_RD_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, | |
658 | wb_data, 2); | |
659 | wb_data[0] &= ~BMAC_CONTROL_RX_ENABLE; | |
660 | REG_WR_DMAE(bp, bmac_addr + BIGMAC_REGISTER_BMAC_CONTROL, | |
661 | wb_data, 2); | |
662 | ||
663 | msleep(1); | |
664 | } | |
665 | } | |
666 | ||
667 | static u8 bnx2x_pbf_update(struct link_params *params, u32 flow_ctrl, | |
668 | u32 line_speed) | |
669 | { | |
670 | struct bnx2x *bp = params->bp; | |
671 | u8 port = params->port; | |
672 | u32 init_crd, crd; | |
673 | u32 count = 1000; | |
ea4e040a YR |
674 | |
675 | /* disable port */ | |
676 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x1); | |
677 | ||
678 | /* wait for init credit */ | |
679 | init_crd = REG_RD(bp, PBF_REG_P0_INIT_CRD + port*4); | |
680 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
681 | DP(NETIF_MSG_LINK, "init_crd 0x%x crd 0x%x\n", init_crd, crd); | |
682 | ||
683 | while ((init_crd != crd) && count) { | |
684 | msleep(5); | |
685 | ||
686 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
687 | count--; | |
688 | } | |
689 | crd = REG_RD(bp, PBF_REG_P0_CREDIT + port*8); | |
690 | if (init_crd != crd) { | |
691 | DP(NETIF_MSG_LINK, "BUG! init_crd 0x%x != crd 0x%x\n", | |
692 | init_crd, crd); | |
693 | return -EINVAL; | |
694 | } | |
695 | ||
8c99e7b0 YR |
696 | if (flow_ctrl & FLOW_CTRL_RX || |
697 | line_speed == SPEED_10 || | |
698 | line_speed == SPEED_100 || | |
699 | line_speed == SPEED_1000 || | |
700 | line_speed == SPEED_2500) { | |
701 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 1); | |
ea4e040a YR |
702 | /* update threshold */ |
703 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, 0); | |
704 | /* update init credit */ | |
8c99e7b0 | 705 | init_crd = 778; /* (800-18-4) */ |
ea4e040a YR |
706 | |
707 | } else { | |
708 | u32 thresh = (ETH_MAX_JUMBO_PACKET_SIZE + | |
709 | ETH_OVREHEAD)/16; | |
8c99e7b0 | 710 | REG_WR(bp, PBF_REG_P0_PAUSE_ENABLE + port*4, 0); |
ea4e040a YR |
711 | /* update threshold */ |
712 | REG_WR(bp, PBF_REG_P0_ARB_THRSH + port*4, thresh); | |
713 | /* update init credit */ | |
714 | switch (line_speed) { | |
ea4e040a YR |
715 | case SPEED_10000: |
716 | init_crd = thresh + 553 - 22; | |
717 | break; | |
718 | ||
719 | case SPEED_12000: | |
720 | init_crd = thresh + 664 - 22; | |
721 | break; | |
722 | ||
723 | case SPEED_13000: | |
724 | init_crd = thresh + 742 - 22; | |
725 | break; | |
726 | ||
727 | case SPEED_16000: | |
728 | init_crd = thresh + 778 - 22; | |
729 | break; | |
730 | default: | |
731 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", | |
732 | line_speed); | |
733 | return -EINVAL; | |
734 | break; | |
735 | } | |
736 | } | |
737 | REG_WR(bp, PBF_REG_P0_INIT_CRD + port*4, init_crd); | |
738 | DP(NETIF_MSG_LINK, "PBF updated to speed %d credit %d\n", | |
739 | line_speed, init_crd); | |
740 | ||
741 | /* probe the credit changes */ | |
742 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x1); | |
743 | msleep(5); | |
744 | REG_WR(bp, PBF_REG_INIT_P0 + port*4, 0x0); | |
745 | ||
746 | /* enable port */ | |
747 | REG_WR(bp, PBF_REG_DISABLE_NEW_TASK_PROC_P0 + port*4, 0x0); | |
748 | return 0; | |
749 | } | |
750 | ||
751 | static u32 bnx2x_get_emac_base(u32 ext_phy_type, u8 port) | |
752 | { | |
753 | u32 emac_base; | |
754 | switch (ext_phy_type) { | |
755 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
756 | emac_base = GRCBASE_EMAC0; | |
757 | break; | |
758 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
759 | emac_base = (port) ? GRCBASE_EMAC0: GRCBASE_EMAC1; | |
760 | break; | |
761 | default: | |
762 | emac_base = (port) ? GRCBASE_EMAC1: GRCBASE_EMAC0; | |
763 | break; | |
764 | } | |
765 | return emac_base; | |
766 | ||
767 | } | |
768 | ||
769 | u8 bnx2x_cl45_write(struct bnx2x *bp, u8 port, u32 ext_phy_type, | |
770 | u8 phy_addr, u8 devad, u16 reg, u16 val) | |
771 | { | |
772 | u32 tmp, saved_mode; | |
773 | u8 i, rc = 0; | |
774 | u32 mdio_ctrl = bnx2x_get_emac_base(ext_phy_type, port); | |
775 | ||
776 | /* set clause 45 mode, slow down the MDIO clock to 2.5MHz | |
777 | * (a value of 49==0x31) and make sure that the AUTO poll is off | |
778 | */ | |
779 | saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
780 | tmp = saved_mode & ~(EMAC_MDIO_MODE_AUTO_POLL | | |
781 | EMAC_MDIO_MODE_CLOCK_CNT); | |
782 | tmp |= (EMAC_MDIO_MODE_CLAUSE_45 | | |
783 | (49 << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT)); | |
784 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, tmp); | |
785 | REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
786 | udelay(40); | |
787 | ||
788 | /* address */ | |
789 | ||
790 | tmp = ((phy_addr << 21) | (devad << 16) | reg | | |
791 | EMAC_MDIO_COMM_COMMAND_ADDRESS | | |
792 | EMAC_MDIO_COMM_START_BUSY); | |
793 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); | |
794 | ||
795 | for (i = 0; i < 50; i++) { | |
796 | udelay(10); | |
797 | ||
798 | tmp = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); | |
799 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { | |
800 | udelay(5); | |
801 | break; | |
802 | } | |
803 | } | |
804 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { | |
805 | DP(NETIF_MSG_LINK, "write phy register failed\n"); | |
806 | rc = -EFAULT; | |
807 | } else { | |
808 | /* data */ | |
809 | tmp = ((phy_addr << 21) | (devad << 16) | val | | |
810 | EMAC_MDIO_COMM_COMMAND_WRITE_45 | | |
811 | EMAC_MDIO_COMM_START_BUSY); | |
812 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, tmp); | |
813 | ||
814 | for (i = 0; i < 50; i++) { | |
815 | udelay(10); | |
816 | ||
817 | tmp = REG_RD(bp, mdio_ctrl + | |
818 | EMAC_REG_EMAC_MDIO_COMM); | |
819 | if (!(tmp & EMAC_MDIO_COMM_START_BUSY)) { | |
820 | udelay(5); | |
821 | break; | |
822 | } | |
823 | } | |
824 | if (tmp & EMAC_MDIO_COMM_START_BUSY) { | |
825 | DP(NETIF_MSG_LINK, "write phy register failed\n"); | |
826 | rc = -EFAULT; | |
827 | } | |
828 | } | |
829 | ||
830 | /* Restore the saved mode */ | |
831 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode); | |
832 | ||
833 | return rc; | |
834 | } | |
835 | ||
836 | u8 bnx2x_cl45_read(struct bnx2x *bp, u8 port, u32 ext_phy_type, | |
837 | u8 phy_addr, u8 devad, u16 reg, u16 *ret_val) | |
838 | { | |
839 | u32 val, saved_mode; | |
840 | u16 i; | |
841 | u8 rc = 0; | |
842 | ||
843 | u32 mdio_ctrl = bnx2x_get_emac_base(ext_phy_type, port); | |
844 | /* set clause 45 mode, slow down the MDIO clock to 2.5MHz | |
845 | * (a value of 49==0x31) and make sure that the AUTO poll is off | |
846 | */ | |
847 | saved_mode = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
848 | val = saved_mode & ((EMAC_MDIO_MODE_AUTO_POLL | | |
849 | EMAC_MDIO_MODE_CLOCK_CNT)); | |
850 | val |= (EMAC_MDIO_MODE_CLAUSE_45 | | |
851 | (49 << EMAC_MDIO_MODE_CLOCK_CNT_BITSHIFT)); | |
852 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, val); | |
853 | REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE); | |
854 | udelay(40); | |
855 | ||
856 | /* address */ | |
857 | val = ((phy_addr << 21) | (devad << 16) | reg | | |
858 | EMAC_MDIO_COMM_COMMAND_ADDRESS | | |
859 | EMAC_MDIO_COMM_START_BUSY); | |
860 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); | |
861 | ||
862 | for (i = 0; i < 50; i++) { | |
863 | udelay(10); | |
864 | ||
865 | val = REG_RD(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM); | |
866 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { | |
867 | udelay(5); | |
868 | break; | |
869 | } | |
870 | } | |
871 | if (val & EMAC_MDIO_COMM_START_BUSY) { | |
872 | DP(NETIF_MSG_LINK, "read phy register failed\n"); | |
873 | ||
874 | *ret_val = 0; | |
875 | rc = -EFAULT; | |
876 | ||
877 | } else { | |
878 | /* data */ | |
879 | val = ((phy_addr << 21) | (devad << 16) | | |
880 | EMAC_MDIO_COMM_COMMAND_READ_45 | | |
881 | EMAC_MDIO_COMM_START_BUSY); | |
882 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_COMM, val); | |
883 | ||
884 | for (i = 0; i < 50; i++) { | |
885 | udelay(10); | |
886 | ||
887 | val = REG_RD(bp, mdio_ctrl + | |
888 | EMAC_REG_EMAC_MDIO_COMM); | |
889 | if (!(val & EMAC_MDIO_COMM_START_BUSY)) { | |
890 | *ret_val = (u16)(val & EMAC_MDIO_COMM_DATA); | |
891 | break; | |
892 | } | |
893 | } | |
894 | if (val & EMAC_MDIO_COMM_START_BUSY) { | |
895 | DP(NETIF_MSG_LINK, "read phy register failed\n"); | |
896 | ||
897 | *ret_val = 0; | |
898 | rc = -EFAULT; | |
899 | } | |
900 | } | |
901 | ||
902 | /* Restore the saved mode */ | |
903 | REG_WR(bp, mdio_ctrl + EMAC_REG_EMAC_MDIO_MODE, saved_mode); | |
904 | ||
905 | return rc; | |
906 | } | |
907 | ||
908 | static void bnx2x_set_aer_mmd(struct link_params *params, | |
909 | struct link_vars *vars) | |
910 | { | |
911 | struct bnx2x *bp = params->bp; | |
912 | u32 ser_lane; | |
913 | u16 offset; | |
914 | ||
915 | ser_lane = ((params->lane_config & | |
916 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
917 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
918 | ||
919 | offset = (vars->phy_flags & PHY_XGXS_FLAG) ? | |
920 | (params->phy_addr + ser_lane) : 0; | |
921 | ||
922 | CL45_WR_OVER_CL22(bp, params->port, | |
923 | params->phy_addr, | |
924 | MDIO_REG_BANK_AER_BLOCK, | |
925 | MDIO_AER_BLOCK_AER_REG, 0x3800 + offset); | |
926 | } | |
927 | ||
928 | static void bnx2x_set_master_ln(struct link_params *params) | |
929 | { | |
930 | struct bnx2x *bp = params->bp; | |
931 | u16 new_master_ln, ser_lane; | |
932 | ser_lane = ((params->lane_config & | |
933 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
934 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
935 | ||
936 | /* set the master_ln for AN */ | |
937 | CL45_RD_OVER_CL22(bp, params->port, | |
938 | params->phy_addr, | |
939 | MDIO_REG_BANK_XGXS_BLOCK2, | |
940 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, | |
941 | &new_master_ln); | |
942 | ||
943 | CL45_WR_OVER_CL22(bp, params->port, | |
944 | params->phy_addr, | |
945 | MDIO_REG_BANK_XGXS_BLOCK2 , | |
946 | MDIO_XGXS_BLOCK2_TEST_MODE_LANE, | |
947 | (new_master_ln | ser_lane)); | |
948 | } | |
949 | ||
950 | static u8 bnx2x_reset_unicore(struct link_params *params) | |
951 | { | |
952 | struct bnx2x *bp = params->bp; | |
953 | u16 mii_control; | |
954 | u16 i; | |
955 | ||
956 | CL45_RD_OVER_CL22(bp, params->port, | |
957 | params->phy_addr, | |
958 | MDIO_REG_BANK_COMBO_IEEE0, | |
959 | MDIO_COMBO_IEEE0_MII_CONTROL, &mii_control); | |
960 | ||
961 | /* reset the unicore */ | |
962 | CL45_WR_OVER_CL22(bp, params->port, | |
963 | params->phy_addr, | |
964 | MDIO_REG_BANK_COMBO_IEEE0, | |
965 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
966 | (mii_control | | |
967 | MDIO_COMBO_IEEO_MII_CONTROL_RESET)); | |
968 | ||
969 | /* wait for the reset to self clear */ | |
970 | for (i = 0; i < MDIO_ACCESS_TIMEOUT; i++) { | |
971 | udelay(5); | |
972 | ||
973 | /* the reset erased the previous bank value */ | |
974 | CL45_RD_OVER_CL22(bp, params->port, | |
975 | params->phy_addr, | |
976 | MDIO_REG_BANK_COMBO_IEEE0, | |
977 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
978 | &mii_control); | |
979 | ||
980 | if (!(mii_control & MDIO_COMBO_IEEO_MII_CONTROL_RESET)) { | |
981 | udelay(5); | |
982 | return 0; | |
983 | } | |
984 | } | |
985 | ||
986 | DP(NETIF_MSG_LINK, "BUG! XGXS is still in reset!\n"); | |
987 | return -EINVAL; | |
988 | ||
989 | } | |
990 | ||
991 | static void bnx2x_set_swap_lanes(struct link_params *params) | |
992 | { | |
993 | struct bnx2x *bp = params->bp; | |
994 | /* Each two bits represents a lane number: | |
995 | No swap is 0123 => 0x1b no need to enable the swap */ | |
996 | u16 ser_lane, rx_lane_swap, tx_lane_swap; | |
997 | ||
998 | ser_lane = ((params->lane_config & | |
999 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
1000 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
1001 | rx_lane_swap = ((params->lane_config & | |
1002 | PORT_HW_CFG_LANE_SWAP_CFG_RX_MASK) >> | |
1003 | PORT_HW_CFG_LANE_SWAP_CFG_RX_SHIFT); | |
1004 | tx_lane_swap = ((params->lane_config & | |
1005 | PORT_HW_CFG_LANE_SWAP_CFG_TX_MASK) >> | |
1006 | PORT_HW_CFG_LANE_SWAP_CFG_TX_SHIFT); | |
1007 | ||
1008 | if (rx_lane_swap != 0x1b) { | |
1009 | CL45_WR_OVER_CL22(bp, params->port, | |
1010 | params->phy_addr, | |
1011 | MDIO_REG_BANK_XGXS_BLOCK2, | |
1012 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, | |
1013 | (rx_lane_swap | | |
1014 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_ENABLE | | |
1015 | MDIO_XGXS_BLOCK2_RX_LN_SWAP_FORCE_ENABLE)); | |
1016 | } else { | |
1017 | CL45_WR_OVER_CL22(bp, params->port, | |
1018 | params->phy_addr, | |
1019 | MDIO_REG_BANK_XGXS_BLOCK2, | |
1020 | MDIO_XGXS_BLOCK2_RX_LN_SWAP, 0); | |
1021 | } | |
1022 | ||
1023 | if (tx_lane_swap != 0x1b) { | |
1024 | CL45_WR_OVER_CL22(bp, params->port, | |
1025 | params->phy_addr, | |
1026 | MDIO_REG_BANK_XGXS_BLOCK2, | |
1027 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, | |
1028 | (tx_lane_swap | | |
1029 | MDIO_XGXS_BLOCK2_TX_LN_SWAP_ENABLE)); | |
1030 | } else { | |
1031 | CL45_WR_OVER_CL22(bp, params->port, | |
1032 | params->phy_addr, | |
1033 | MDIO_REG_BANK_XGXS_BLOCK2, | |
1034 | MDIO_XGXS_BLOCK2_TX_LN_SWAP, 0); | |
1035 | } | |
1036 | } | |
1037 | ||
1038 | static void bnx2x_set_parallel_detection(struct link_params *params, | |
1039 | u8 phy_flags) | |
1040 | { | |
1041 | struct bnx2x *bp = params->bp; | |
1042 | u16 control2; | |
1043 | ||
1044 | CL45_RD_OVER_CL22(bp, params->port, | |
1045 | params->phy_addr, | |
1046 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1047 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, | |
1048 | &control2); | |
1049 | ||
1050 | ||
1051 | control2 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL2_PRL_DT_EN; | |
1052 | ||
1053 | ||
1054 | CL45_WR_OVER_CL22(bp, params->port, | |
1055 | params->phy_addr, | |
1056 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1057 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL2, | |
1058 | control2); | |
1059 | ||
1060 | if (phy_flags & PHY_XGXS_FLAG) { | |
1061 | DP(NETIF_MSG_LINK, "XGXS\n"); | |
1062 | ||
1063 | CL45_WR_OVER_CL22(bp, params->port, | |
1064 | params->phy_addr, | |
1065 | MDIO_REG_BANK_10G_PARALLEL_DETECT, | |
1066 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK, | |
1067 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_LINK_CNT); | |
1068 | ||
1069 | CL45_RD_OVER_CL22(bp, params->port, | |
1070 | params->phy_addr, | |
1071 | MDIO_REG_BANK_10G_PARALLEL_DETECT, | |
1072 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, | |
1073 | &control2); | |
1074 | ||
1075 | ||
1076 | control2 |= | |
1077 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL_PARDET10G_EN; | |
1078 | ||
1079 | CL45_WR_OVER_CL22(bp, params->port, | |
1080 | params->phy_addr, | |
1081 | MDIO_REG_BANK_10G_PARALLEL_DETECT, | |
1082 | MDIO_10G_PARALLEL_DETECT_PAR_DET_10G_CONTROL, | |
1083 | control2); | |
1084 | ||
1085 | /* Disable parallel detection of HiG */ | |
1086 | CL45_WR_OVER_CL22(bp, params->port, | |
1087 | params->phy_addr, | |
1088 | MDIO_REG_BANK_XGXS_BLOCK2, | |
1089 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G, | |
1090 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_CX4_XGXS | | |
1091 | MDIO_XGXS_BLOCK2_UNICORE_MODE_10G_HIGIG_XGXS); | |
1092 | } | |
1093 | } | |
1094 | ||
1095 | static void bnx2x_set_autoneg(struct link_params *params, | |
1096 | struct link_vars *vars) | |
1097 | { | |
1098 | struct bnx2x *bp = params->bp; | |
1099 | u16 reg_val; | |
1100 | ||
1101 | /* CL37 Autoneg */ | |
1102 | ||
1103 | CL45_RD_OVER_CL22(bp, params->port, | |
1104 | params->phy_addr, | |
1105 | MDIO_REG_BANK_COMBO_IEEE0, | |
1106 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); | |
1107 | ||
1108 | /* CL37 Autoneg Enabled */ | |
8c99e7b0 | 1109 | if (vars->line_speed == SPEED_AUTO_NEG) |
ea4e040a YR |
1110 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_AN_EN; |
1111 | else /* CL37 Autoneg Disabled */ | |
1112 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
1113 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN); | |
1114 | ||
1115 | CL45_WR_OVER_CL22(bp, params->port, | |
1116 | params->phy_addr, | |
1117 | MDIO_REG_BANK_COMBO_IEEE0, | |
1118 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); | |
1119 | ||
1120 | /* Enable/Disable Autodetection */ | |
1121 | ||
1122 | CL45_RD_OVER_CL22(bp, params->port, | |
1123 | params->phy_addr, | |
1124 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1125 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, ®_val); | |
1126 | reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_SIGNAL_DETECT_EN; | |
8c99e7b0 | 1127 | if (vars->line_speed == SPEED_AUTO_NEG) |
ea4e040a YR |
1128 | reg_val |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; |
1129 | else | |
1130 | reg_val &= ~MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET; | |
1131 | ||
1132 | CL45_WR_OVER_CL22(bp, params->port, | |
1133 | params->phy_addr, | |
1134 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1135 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, reg_val); | |
1136 | ||
1137 | /* Enable TetonII and BAM autoneg */ | |
1138 | CL45_RD_OVER_CL22(bp, params->port, | |
1139 | params->phy_addr, | |
1140 | MDIO_REG_BANK_BAM_NEXT_PAGE, | |
1141 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, | |
1142 | ®_val); | |
8c99e7b0 | 1143 | if (vars->line_speed == SPEED_AUTO_NEG) { |
ea4e040a YR |
1144 | /* Enable BAM aneg Mode and TetonII aneg Mode */ |
1145 | reg_val |= (MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | | |
1146 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); | |
1147 | } else { | |
1148 | /* TetonII and BAM Autoneg Disabled */ | |
1149 | reg_val &= ~(MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_BAM_MODE | | |
1150 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL_TETON_AN); | |
1151 | } | |
1152 | CL45_WR_OVER_CL22(bp, params->port, | |
1153 | params->phy_addr, | |
1154 | MDIO_REG_BANK_BAM_NEXT_PAGE, | |
1155 | MDIO_BAM_NEXT_PAGE_MP5_NEXT_PAGE_CTRL, | |
1156 | reg_val); | |
1157 | ||
1158 | /* Enable Clause 73 Aneg */ | |
8c99e7b0 | 1159 | if ((vars->line_speed == SPEED_AUTO_NEG) && |
ea4e040a YR |
1160 | (SUPPORT_CL73)) { |
1161 | /* Enable BAM Station Manager */ | |
1162 | ||
1163 | CL45_WR_OVER_CL22(bp, params->port, | |
1164 | params->phy_addr, | |
1165 | MDIO_REG_BANK_CL73_USERB0, | |
1166 | MDIO_CL73_USERB0_CL73_BAM_CTRL1, | |
1167 | (MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_EN | | |
1168 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_STATION_MNGR_EN | | |
1169 | MDIO_CL73_USERB0_CL73_BAM_CTRL1_BAM_NP_AFTER_BP_EN)); | |
1170 | ||
1171 | /* Merge CL73 and CL37 aneg resolution */ | |
1172 | CL45_RD_OVER_CL22(bp, params->port, | |
1173 | params->phy_addr, | |
1174 | MDIO_REG_BANK_CL73_USERB0, | |
1175 | MDIO_CL73_USERB0_CL73_BAM_CTRL3, | |
1176 | ®_val); | |
1177 | ||
1178 | CL45_WR_OVER_CL22(bp, params->port, | |
1179 | params->phy_addr, | |
1180 | MDIO_REG_BANK_CL73_USERB0, | |
1181 | MDIO_CL73_USERB0_CL73_BAM_CTRL3, | |
1182 | (reg_val | | |
1183 | MDIO_CL73_USERB0_CL73_BAM_CTRL3_USE_CL73_HCD_MR)); | |
1184 | ||
1185 | /* Set the CL73 AN speed */ | |
1186 | ||
1187 | CL45_RD_OVER_CL22(bp, params->port, | |
1188 | params->phy_addr, | |
1189 | MDIO_REG_BANK_CL73_IEEEB1, | |
1190 | MDIO_CL73_IEEEB1_AN_ADV2, ®_val); | |
1191 | /* In the SerDes we support only the 1G. | |
1192 | In the XGXS we support the 10G KX4 | |
1193 | but we currently do not support the KR */ | |
1194 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
1195 | DP(NETIF_MSG_LINK, "XGXS\n"); | |
1196 | /* 10G KX4 */ | |
1197 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_10G_KX4; | |
1198 | } else { | |
1199 | DP(NETIF_MSG_LINK, "SerDes\n"); | |
1200 | /* 1000M KX */ | |
1201 | reg_val |= MDIO_CL73_IEEEB1_AN_ADV2_ADVR_1000M_KX; | |
1202 | } | |
1203 | CL45_WR_OVER_CL22(bp, params->port, | |
1204 | params->phy_addr, | |
1205 | MDIO_REG_BANK_CL73_IEEEB1, | |
1206 | MDIO_CL73_IEEEB1_AN_ADV2, reg_val); | |
1207 | ||
1208 | /* CL73 Autoneg Enabled */ | |
1209 | reg_val = MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN; | |
1210 | } else { | |
1211 | /* CL73 Autoneg Disabled */ | |
1212 | reg_val = 0; | |
1213 | } | |
1214 | CL45_WR_OVER_CL22(bp, params->port, | |
1215 | params->phy_addr, | |
1216 | MDIO_REG_BANK_CL73_IEEEB0, | |
1217 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, reg_val); | |
1218 | } | |
1219 | ||
1220 | /* program SerDes, forced speed */ | |
8c99e7b0 YR |
1221 | static void bnx2x_program_serdes(struct link_params *params, |
1222 | struct link_vars *vars) | |
ea4e040a YR |
1223 | { |
1224 | struct bnx2x *bp = params->bp; | |
1225 | u16 reg_val; | |
1226 | ||
1227 | /* program duplex, disable autoneg */ | |
1228 | ||
1229 | CL45_RD_OVER_CL22(bp, params->port, | |
1230 | params->phy_addr, | |
1231 | MDIO_REG_BANK_COMBO_IEEE0, | |
1232 | MDIO_COMBO_IEEE0_MII_CONTROL, ®_val); | |
1233 | reg_val &= ~(MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX | | |
1234 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN); | |
1235 | if (params->req_duplex == DUPLEX_FULL) | |
1236 | reg_val |= MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; | |
1237 | CL45_WR_OVER_CL22(bp, params->port, | |
1238 | params->phy_addr, | |
1239 | MDIO_REG_BANK_COMBO_IEEE0, | |
1240 | MDIO_COMBO_IEEE0_MII_CONTROL, reg_val); | |
1241 | ||
1242 | /* program speed | |
1243 | - needed only if the speed is greater than 1G (2.5G or 10G) */ | |
8c99e7b0 | 1244 | CL45_RD_OVER_CL22(bp, params->port, |
ea4e040a YR |
1245 | params->phy_addr, |
1246 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1247 | MDIO_SERDES_DIGITAL_MISC1, ®_val); | |
8c99e7b0 YR |
1248 | /* clearing the speed value before setting the right speed */ |
1249 | DP(NETIF_MSG_LINK, "MDIO_REG_BANK_SERDES_DIGITAL = 0x%x\n", reg_val); | |
1250 | ||
1251 | reg_val &= ~(MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_MASK | | |
1252 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); | |
1253 | ||
1254 | if (!((vars->line_speed == SPEED_1000) || | |
1255 | (vars->line_speed == SPEED_100) || | |
1256 | (vars->line_speed == SPEED_10))) { | |
1257 | ||
ea4e040a YR |
1258 | reg_val |= (MDIO_SERDES_DIGITAL_MISC1_REFCLK_SEL_156_25M | |
1259 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_SEL); | |
8c99e7b0 | 1260 | if (vars->line_speed == SPEED_10000) |
ea4e040a YR |
1261 | reg_val |= |
1262 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_10G_CX4; | |
8c99e7b0 | 1263 | if (vars->line_speed == SPEED_13000) |
ea4e040a YR |
1264 | reg_val |= |
1265 | MDIO_SERDES_DIGITAL_MISC1_FORCE_SPEED_13G; | |
8c99e7b0 YR |
1266 | } |
1267 | ||
1268 | CL45_WR_OVER_CL22(bp, params->port, | |
ea4e040a YR |
1269 | params->phy_addr, |
1270 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1271 | MDIO_SERDES_DIGITAL_MISC1, reg_val); | |
8c99e7b0 | 1272 | |
ea4e040a YR |
1273 | } |
1274 | ||
1275 | static void bnx2x_set_brcm_cl37_advertisment(struct link_params *params) | |
1276 | { | |
1277 | struct bnx2x *bp = params->bp; | |
1278 | u16 val = 0; | |
1279 | ||
1280 | /* configure the 48 bits for BAM AN */ | |
1281 | ||
1282 | /* set extended capabilities */ | |
1283 | if (params->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) | |
1284 | val |= MDIO_OVER_1G_UP1_2_5G; | |
1285 | if (params->speed_cap_mask & PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) | |
1286 | val |= MDIO_OVER_1G_UP1_10G; | |
1287 | CL45_WR_OVER_CL22(bp, params->port, | |
1288 | params->phy_addr, | |
1289 | MDIO_REG_BANK_OVER_1G, | |
1290 | MDIO_OVER_1G_UP1, val); | |
1291 | ||
1292 | CL45_WR_OVER_CL22(bp, params->port, | |
1293 | params->phy_addr, | |
1294 | MDIO_REG_BANK_OVER_1G, | |
1295 | MDIO_OVER_1G_UP3, 0); | |
1296 | } | |
1297 | ||
8c99e7b0 | 1298 | static void bnx2x_calc_ieee_aneg_adv(struct link_params *params, u32 *ieee_fc) |
ea4e040a | 1299 | { |
8c99e7b0 | 1300 | *ieee_fc = MDIO_COMBO_IEEE0_AUTO_NEG_ADV_FULL_DUPLEX; |
ea4e040a YR |
1301 | /* resolve pause mode and advertisement |
1302 | * Please refer to Table 28B-3 of the 802.3ab-1999 spec */ | |
1303 | ||
1304 | switch (params->req_flow_ctrl) { | |
1305 | case FLOW_CTRL_AUTO: | |
8c99e7b0 YR |
1306 | if (params->req_fc_auto_adv == FLOW_CTRL_BOTH) { |
1307 | *ieee_fc |= | |
ea4e040a YR |
1308 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
1309 | } else { | |
8c99e7b0 | 1310 | *ieee_fc |= |
ea4e040a YR |
1311 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
1312 | } | |
1313 | break; | |
1314 | case FLOW_CTRL_TX: | |
8c99e7b0 | 1315 | *ieee_fc |= |
ea4e040a YR |
1316 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; |
1317 | break; | |
1318 | ||
1319 | case FLOW_CTRL_RX: | |
1320 | case FLOW_CTRL_BOTH: | |
8c99e7b0 | 1321 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; |
ea4e040a YR |
1322 | break; |
1323 | ||
1324 | case FLOW_CTRL_NONE: | |
1325 | default: | |
8c99e7b0 | 1326 | *ieee_fc |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_NONE; |
ea4e040a YR |
1327 | break; |
1328 | } | |
8c99e7b0 | 1329 | } |
ea4e040a | 1330 | |
8c99e7b0 YR |
1331 | static void bnx2x_set_ieee_aneg_advertisment(struct link_params *params, |
1332 | u32 ieee_fc) | |
1333 | { | |
1334 | struct bnx2x *bp = params->bp; | |
1335 | /* for AN, we are always publishing full duplex */ | |
ea4e040a YR |
1336 | |
1337 | CL45_WR_OVER_CL22(bp, params->port, | |
1338 | params->phy_addr, | |
1339 | MDIO_REG_BANK_COMBO_IEEE0, | |
8c99e7b0 | 1340 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, (u16)ieee_fc); |
ea4e040a YR |
1341 | } |
1342 | ||
1343 | static void bnx2x_restart_autoneg(struct link_params *params) | |
1344 | { | |
1345 | struct bnx2x *bp = params->bp; | |
1346 | DP(NETIF_MSG_LINK, "bnx2x_restart_autoneg\n"); | |
1347 | if (SUPPORT_CL73) { | |
1348 | /* enable and restart clause 73 aneg */ | |
1349 | u16 an_ctrl; | |
1350 | ||
1351 | CL45_RD_OVER_CL22(bp, params->port, | |
1352 | params->phy_addr, | |
1353 | MDIO_REG_BANK_CL73_IEEEB0, | |
1354 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
1355 | &an_ctrl); | |
1356 | CL45_WR_OVER_CL22(bp, params->port, | |
1357 | params->phy_addr, | |
1358 | MDIO_REG_BANK_CL73_IEEEB0, | |
1359 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL, | |
1360 | (an_ctrl | | |
1361 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_AN_EN | | |
1362 | MDIO_CL73_IEEEB0_CL73_AN_CONTROL_RESTART_AN)); | |
1363 | ||
1364 | } else { | |
1365 | /* Enable and restart BAM/CL37 aneg */ | |
1366 | u16 mii_control; | |
1367 | ||
1368 | CL45_RD_OVER_CL22(bp, params->port, | |
1369 | params->phy_addr, | |
1370 | MDIO_REG_BANK_COMBO_IEEE0, | |
1371 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1372 | &mii_control); | |
1373 | DP(NETIF_MSG_LINK, | |
1374 | "bnx2x_restart_autoneg mii_control before = 0x%x\n", | |
1375 | mii_control); | |
1376 | CL45_WR_OVER_CL22(bp, params->port, | |
1377 | params->phy_addr, | |
1378 | MDIO_REG_BANK_COMBO_IEEE0, | |
1379 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1380 | (mii_control | | |
1381 | MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
1382 | MDIO_COMBO_IEEO_MII_CONTROL_RESTART_AN)); | |
1383 | } | |
1384 | } | |
1385 | ||
8c99e7b0 YR |
1386 | static void bnx2x_initialize_sgmii_process(struct link_params *params, |
1387 | struct link_vars *vars) | |
ea4e040a YR |
1388 | { |
1389 | struct bnx2x *bp = params->bp; | |
1390 | u16 control1; | |
1391 | ||
1392 | /* in SGMII mode, the unicore is always slave */ | |
1393 | ||
1394 | CL45_RD_OVER_CL22(bp, params->port, | |
1395 | params->phy_addr, | |
1396 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1397 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, | |
1398 | &control1); | |
1399 | control1 |= MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_INVERT_SIGNAL_DETECT; | |
1400 | /* set sgmii mode (and not fiber) */ | |
1401 | control1 &= ~(MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_FIBER_MODE | | |
1402 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_AUTODET | | |
1403 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1_MSTR_MODE); | |
1404 | CL45_WR_OVER_CL22(bp, params->port, | |
1405 | params->phy_addr, | |
1406 | MDIO_REG_BANK_SERDES_DIGITAL, | |
1407 | MDIO_SERDES_DIGITAL_A_1000X_CONTROL1, | |
1408 | control1); | |
1409 | ||
1410 | /* if forced speed */ | |
8c99e7b0 | 1411 | if (!(vars->line_speed == SPEED_AUTO_NEG)) { |
ea4e040a YR |
1412 | /* set speed, disable autoneg */ |
1413 | u16 mii_control; | |
1414 | ||
1415 | CL45_RD_OVER_CL22(bp, params->port, | |
1416 | params->phy_addr, | |
1417 | MDIO_REG_BANK_COMBO_IEEE0, | |
1418 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1419 | &mii_control); | |
1420 | mii_control &= ~(MDIO_COMBO_IEEO_MII_CONTROL_AN_EN | | |
1421 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_MASK| | |
1422 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX); | |
1423 | ||
8c99e7b0 | 1424 | switch (vars->line_speed) { |
ea4e040a YR |
1425 | case SPEED_100: |
1426 | mii_control |= | |
1427 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_100; | |
1428 | break; | |
1429 | case SPEED_1000: | |
1430 | mii_control |= | |
1431 | MDIO_COMBO_IEEO_MII_CONTROL_MAN_SGMII_SP_1000; | |
1432 | break; | |
1433 | case SPEED_10: | |
1434 | /* there is nothing to set for 10M */ | |
1435 | break; | |
1436 | default: | |
1437 | /* invalid speed for SGMII */ | |
8c99e7b0 YR |
1438 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", |
1439 | vars->line_speed); | |
ea4e040a YR |
1440 | break; |
1441 | } | |
1442 | ||
1443 | /* setting the full duplex */ | |
1444 | if (params->req_duplex == DUPLEX_FULL) | |
1445 | mii_control |= | |
1446 | MDIO_COMBO_IEEO_MII_CONTROL_FULL_DUPLEX; | |
1447 | CL45_WR_OVER_CL22(bp, params->port, | |
1448 | params->phy_addr, | |
1449 | MDIO_REG_BANK_COMBO_IEEE0, | |
1450 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
1451 | mii_control); | |
1452 | ||
1453 | } else { /* AN mode */ | |
1454 | /* enable and restart AN */ | |
1455 | bnx2x_restart_autoneg(params); | |
1456 | } | |
1457 | } | |
1458 | ||
1459 | ||
1460 | /* | |
1461 | * link management | |
1462 | */ | |
1463 | ||
1464 | static void bnx2x_pause_resolve(struct link_vars *vars, u32 pause_result) | |
8c99e7b0 YR |
1465 | { /* LD LP */ |
1466 | switch (pause_result) { /* ASYM P ASYM P */ | |
1467 | case 0xb: /* 1 0 1 1 */ | |
ea4e040a YR |
1468 | vars->flow_ctrl = FLOW_CTRL_TX; |
1469 | break; | |
1470 | ||
8c99e7b0 | 1471 | case 0xe: /* 1 1 1 0 */ |
ea4e040a YR |
1472 | vars->flow_ctrl = FLOW_CTRL_RX; |
1473 | break; | |
1474 | ||
8c99e7b0 YR |
1475 | case 0x5: /* 0 1 0 1 */ |
1476 | case 0x7: /* 0 1 1 1 */ | |
1477 | case 0xd: /* 1 1 0 1 */ | |
1478 | case 0xf: /* 1 1 1 1 */ | |
ea4e040a YR |
1479 | vars->flow_ctrl = FLOW_CTRL_BOTH; |
1480 | break; | |
1481 | ||
1482 | default: | |
1483 | break; | |
1484 | } | |
1485 | } | |
1486 | ||
1487 | static u8 bnx2x_ext_phy_resove_fc(struct link_params *params, | |
1488 | struct link_vars *vars) | |
1489 | { | |
1490 | struct bnx2x *bp = params->bp; | |
1491 | u8 ext_phy_addr; | |
8c99e7b0 YR |
1492 | u16 ld_pause; /* local */ |
1493 | u16 lp_pause; /* link partner */ | |
ea4e040a YR |
1494 | u16 an_complete; /* AN complete */ |
1495 | u16 pause_result; | |
1496 | u8 ret = 0; | |
1497 | u32 ext_phy_type; | |
1498 | u8 port = params->port; | |
1499 | ext_phy_addr = ((params->ext_phy_config & | |
1500 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
1501 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
1502 | ||
1503 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
1504 | /* read twice */ | |
1505 | ||
1506 | bnx2x_cl45_read(bp, port, | |
1507 | ext_phy_type, | |
1508 | ext_phy_addr, | |
1509 | MDIO_AN_DEVAD, | |
1510 | MDIO_AN_REG_STATUS, &an_complete); | |
1511 | bnx2x_cl45_read(bp, port, | |
1512 | ext_phy_type, | |
1513 | ext_phy_addr, | |
1514 | MDIO_AN_DEVAD, | |
1515 | MDIO_AN_REG_STATUS, &an_complete); | |
1516 | ||
1517 | if (an_complete & MDIO_AN_REG_STATUS_AN_COMPLETE) { | |
1518 | ret = 1; | |
1519 | bnx2x_cl45_read(bp, port, | |
1520 | ext_phy_type, | |
1521 | ext_phy_addr, | |
1522 | MDIO_AN_DEVAD, | |
1523 | MDIO_AN_REG_ADV_PAUSE, &ld_pause); | |
1524 | bnx2x_cl45_read(bp, port, | |
1525 | ext_phy_type, | |
1526 | ext_phy_addr, | |
1527 | MDIO_AN_DEVAD, | |
1528 | MDIO_AN_REG_LP_AUTO_NEG, &lp_pause); | |
1529 | pause_result = (ld_pause & | |
1530 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 8; | |
1531 | pause_result |= (lp_pause & | |
1532 | MDIO_AN_REG_ADV_PAUSE_MASK) >> 10; | |
1533 | DP(NETIF_MSG_LINK, "Ext PHY pause result 0x%x \n", | |
1534 | pause_result); | |
1535 | bnx2x_pause_resolve(vars, pause_result); | |
8c99e7b0 YR |
1536 | if (vars->flow_ctrl == FLOW_CTRL_NONE && |
1537 | ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { | |
1538 | bnx2x_cl45_read(bp, port, | |
1539 | ext_phy_type, | |
1540 | ext_phy_addr, | |
1541 | MDIO_AN_DEVAD, | |
1542 | MDIO_AN_REG_CL37_FC_LD, &ld_pause); | |
1543 | ||
1544 | bnx2x_cl45_read(bp, port, | |
1545 | ext_phy_type, | |
1546 | ext_phy_addr, | |
1547 | MDIO_AN_DEVAD, | |
1548 | MDIO_AN_REG_CL37_FC_LP, &lp_pause); | |
1549 | pause_result = (ld_pause & | |
1550 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 5; | |
1551 | pause_result |= (lp_pause & | |
1552 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) >> 7; | |
1553 | ||
1554 | bnx2x_pause_resolve(vars, pause_result); | |
1555 | DP(NETIF_MSG_LINK, "Ext PHY CL37 pause result 0x%x \n", | |
1556 | pause_result); | |
1557 | } | |
ea4e040a YR |
1558 | } |
1559 | return ret; | |
1560 | } | |
1561 | ||
1562 | ||
1563 | static void bnx2x_flow_ctrl_resolve(struct link_params *params, | |
1564 | struct link_vars *vars, | |
1565 | u32 gp_status) | |
1566 | { | |
1567 | struct bnx2x *bp = params->bp; | |
1568 | u16 ld_pause; /* local driver */ | |
1569 | u16 lp_pause; /* link partner */ | |
1570 | u16 pause_result; | |
1571 | ||
1572 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
1573 | ||
1574 | /* resolve from gp_status in case of AN complete and not sgmii */ | |
1575 | if ((params->req_flow_ctrl == FLOW_CTRL_AUTO) && | |
1576 | (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) && | |
1577 | (!(vars->phy_flags & PHY_SGMII_FLAG)) && | |
1578 | (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == | |
1579 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT)) { | |
1580 | CL45_RD_OVER_CL22(bp, params->port, | |
1581 | params->phy_addr, | |
1582 | MDIO_REG_BANK_COMBO_IEEE0, | |
1583 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV, | |
1584 | &ld_pause); | |
1585 | CL45_RD_OVER_CL22(bp, params->port, | |
1586 | params->phy_addr, | |
1587 | MDIO_REG_BANK_COMBO_IEEE0, | |
1588 | MDIO_COMBO_IEEE0_AUTO_NEG_LINK_PARTNER_ABILITY1, | |
1589 | &lp_pause); | |
1590 | pause_result = (ld_pause & | |
1591 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>5; | |
1592 | pause_result |= (lp_pause & | |
1593 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_MASK)>>7; | |
1594 | DP(NETIF_MSG_LINK, "pause_result 0x%x\n", pause_result); | |
1595 | bnx2x_pause_resolve(vars, pause_result); | |
1596 | } else if ((params->req_flow_ctrl == FLOW_CTRL_AUTO) && | |
1597 | (bnx2x_ext_phy_resove_fc(params, vars))) { | |
1598 | return; | |
1599 | } else { | |
8c99e7b0 YR |
1600 | if (params->req_flow_ctrl == FLOW_CTRL_AUTO) |
1601 | vars->flow_ctrl = params->req_fc_auto_adv; | |
1602 | else | |
1603 | vars->flow_ctrl = params->req_flow_ctrl; | |
ea4e040a YR |
1604 | } |
1605 | DP(NETIF_MSG_LINK, "flow_ctrl 0x%x\n", vars->flow_ctrl); | |
1606 | } | |
1607 | ||
1608 | ||
1609 | static u8 bnx2x_link_settings_status(struct link_params *params, | |
1610 | struct link_vars *vars, | |
1611 | u32 gp_status) | |
1612 | { | |
1613 | struct bnx2x *bp = params->bp; | |
1614 | u8 rc = 0; | |
1615 | vars->link_status = 0; | |
1616 | ||
1617 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) { | |
1618 | DP(NETIF_MSG_LINK, "phy link up gp_status=0x%x\n", | |
1619 | gp_status); | |
1620 | ||
1621 | vars->phy_link_up = 1; | |
1622 | vars->link_status |= LINK_STATUS_LINK_UP; | |
1623 | ||
1624 | if (gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_DUPLEX_STATUS) | |
1625 | vars->duplex = DUPLEX_FULL; | |
1626 | else | |
1627 | vars->duplex = DUPLEX_HALF; | |
1628 | ||
1629 | bnx2x_flow_ctrl_resolve(params, vars, gp_status); | |
1630 | ||
1631 | switch (gp_status & GP_STATUS_SPEED_MASK) { | |
1632 | case GP_STATUS_10M: | |
1633 | vars->line_speed = SPEED_10; | |
1634 | if (vars->duplex == DUPLEX_FULL) | |
1635 | vars->link_status |= LINK_10TFD; | |
1636 | else | |
1637 | vars->link_status |= LINK_10THD; | |
1638 | break; | |
1639 | ||
1640 | case GP_STATUS_100M: | |
1641 | vars->line_speed = SPEED_100; | |
1642 | if (vars->duplex == DUPLEX_FULL) | |
1643 | vars->link_status |= LINK_100TXFD; | |
1644 | else | |
1645 | vars->link_status |= LINK_100TXHD; | |
1646 | break; | |
1647 | ||
1648 | case GP_STATUS_1G: | |
1649 | case GP_STATUS_1G_KX: | |
1650 | vars->line_speed = SPEED_1000; | |
1651 | if (vars->duplex == DUPLEX_FULL) | |
1652 | vars->link_status |= LINK_1000TFD; | |
1653 | else | |
1654 | vars->link_status |= LINK_1000THD; | |
1655 | break; | |
1656 | ||
1657 | case GP_STATUS_2_5G: | |
1658 | vars->line_speed = SPEED_2500; | |
1659 | if (vars->duplex == DUPLEX_FULL) | |
1660 | vars->link_status |= LINK_2500TFD; | |
1661 | else | |
1662 | vars->link_status |= LINK_2500THD; | |
1663 | break; | |
1664 | ||
1665 | case GP_STATUS_5G: | |
1666 | case GP_STATUS_6G: | |
1667 | DP(NETIF_MSG_LINK, | |
1668 | "link speed unsupported gp_status 0x%x\n", | |
1669 | gp_status); | |
1670 | return -EINVAL; | |
1671 | break; | |
1672 | case GP_STATUS_10G_KX4: | |
1673 | case GP_STATUS_10G_HIG: | |
1674 | case GP_STATUS_10G_CX4: | |
1675 | vars->line_speed = SPEED_10000; | |
1676 | vars->link_status |= LINK_10GTFD; | |
1677 | break; | |
1678 | ||
1679 | case GP_STATUS_12G_HIG: | |
1680 | vars->line_speed = SPEED_12000; | |
1681 | vars->link_status |= LINK_12GTFD; | |
1682 | break; | |
1683 | ||
1684 | case GP_STATUS_12_5G: | |
1685 | vars->line_speed = SPEED_12500; | |
1686 | vars->link_status |= LINK_12_5GTFD; | |
1687 | break; | |
1688 | ||
1689 | case GP_STATUS_13G: | |
1690 | vars->line_speed = SPEED_13000; | |
1691 | vars->link_status |= LINK_13GTFD; | |
1692 | break; | |
1693 | ||
1694 | case GP_STATUS_15G: | |
1695 | vars->line_speed = SPEED_15000; | |
1696 | vars->link_status |= LINK_15GTFD; | |
1697 | break; | |
1698 | ||
1699 | case GP_STATUS_16G: | |
1700 | vars->line_speed = SPEED_16000; | |
1701 | vars->link_status |= LINK_16GTFD; | |
1702 | break; | |
1703 | ||
1704 | default: | |
1705 | DP(NETIF_MSG_LINK, | |
1706 | "link speed unsupported gp_status 0x%x\n", | |
1707 | gp_status); | |
1708 | return -EINVAL; | |
1709 | break; | |
1710 | } | |
1711 | ||
1712 | vars->link_status |= LINK_STATUS_SERDES_LINK; | |
1713 | ||
57963ed9 YR |
1714 | if ((params->req_line_speed == SPEED_AUTO_NEG) && |
1715 | ((XGXS_EXT_PHY_TYPE(params->ext_phy_config) == | |
1716 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) || | |
1717 | (XGXS_EXT_PHY_TYPE(params->ext_phy_config) == | |
1718 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705))) { | |
ea4e040a YR |
1719 | vars->autoneg = AUTO_NEG_ENABLED; |
1720 | ||
1721 | if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) { | |
1722 | vars->autoneg |= AUTO_NEG_COMPLETE; | |
1723 | vars->link_status |= | |
1724 | LINK_STATUS_AUTO_NEGOTIATE_COMPLETE; | |
1725 | } | |
1726 | ||
1727 | vars->autoneg |= AUTO_NEG_PARALLEL_DETECTION_USED; | |
1728 | vars->link_status |= | |
1729 | LINK_STATUS_PARALLEL_DETECTION_USED; | |
1730 | ||
1731 | } | |
1732 | if (vars->flow_ctrl & FLOW_CTRL_TX) | |
8c99e7b0 YR |
1733 | vars->link_status |= |
1734 | LINK_STATUS_TX_FLOW_CONTROL_ENABLED; | |
ea4e040a YR |
1735 | |
1736 | if (vars->flow_ctrl & FLOW_CTRL_RX) | |
8c99e7b0 YR |
1737 | vars->link_status |= |
1738 | LINK_STATUS_RX_FLOW_CONTROL_ENABLED; | |
ea4e040a YR |
1739 | |
1740 | } else { /* link_down */ | |
1741 | DP(NETIF_MSG_LINK, "phy link down\n"); | |
1742 | ||
1743 | vars->phy_link_up = 0; | |
57963ed9 | 1744 | |
ea4e040a YR |
1745 | vars->duplex = DUPLEX_FULL; |
1746 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
1747 | vars->autoneg = AUTO_NEG_DISABLED; | |
1748 | vars->mac_type = MAC_TYPE_NONE; | |
1749 | } | |
1750 | ||
1751 | DP(NETIF_MSG_LINK, "gp_status 0x%x phy_link_up %x line_speed %x \n", | |
1752 | gp_status, vars->phy_link_up, vars->line_speed); | |
1753 | DP(NETIF_MSG_LINK, "duplex %x flow_ctrl 0x%x" | |
1754 | " autoneg 0x%x\n", | |
1755 | vars->duplex, | |
1756 | vars->flow_ctrl, vars->autoneg); | |
1757 | DP(NETIF_MSG_LINK, "link_status 0x%x\n", vars->link_status); | |
1758 | ||
1759 | return rc; | |
1760 | } | |
1761 | ||
1762 | static void bnx2x_set_sgmii_tx_driver(struct link_params *params) | |
1763 | { | |
1764 | struct bnx2x *bp = params->bp; | |
1765 | u16 lp_up2; | |
1766 | u16 tx_driver; | |
1767 | ||
1768 | /* read precomp */ | |
1769 | ||
1770 | CL45_RD_OVER_CL22(bp, params->port, | |
1771 | params->phy_addr, | |
1772 | MDIO_REG_BANK_OVER_1G, | |
1773 | MDIO_OVER_1G_LP_UP2, &lp_up2); | |
1774 | ||
1775 | CL45_RD_OVER_CL22(bp, params->port, | |
1776 | params->phy_addr, | |
1777 | MDIO_REG_BANK_TX0, | |
1778 | MDIO_TX0_TX_DRIVER, &tx_driver); | |
1779 | ||
1780 | /* bits [10:7] at lp_up2, positioned at [15:12] */ | |
1781 | lp_up2 = (((lp_up2 & MDIO_OVER_1G_LP_UP2_PREEMPHASIS_MASK) >> | |
1782 | MDIO_OVER_1G_LP_UP2_PREEMPHASIS_SHIFT) << | |
1783 | MDIO_TX0_TX_DRIVER_PREEMPHASIS_SHIFT); | |
1784 | ||
1785 | if ((lp_up2 != 0) && | |
1786 | (lp_up2 != (tx_driver & MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK))) { | |
1787 | /* replace tx_driver bits [15:12] */ | |
1788 | tx_driver &= ~MDIO_TX0_TX_DRIVER_PREEMPHASIS_MASK; | |
1789 | tx_driver |= lp_up2; | |
1790 | CL45_WR_OVER_CL22(bp, params->port, | |
1791 | params->phy_addr, | |
1792 | MDIO_REG_BANK_TX0, | |
1793 | MDIO_TX0_TX_DRIVER, tx_driver); | |
1794 | } | |
1795 | } | |
1796 | ||
1797 | static u8 bnx2x_emac_program(struct link_params *params, | |
1798 | u32 line_speed, u32 duplex) | |
1799 | { | |
1800 | struct bnx2x *bp = params->bp; | |
1801 | u8 port = params->port; | |
1802 | u16 mode = 0; | |
1803 | ||
1804 | DP(NETIF_MSG_LINK, "setting link speed & duplex\n"); | |
1805 | bnx2x_bits_dis(bp, GRCBASE_EMAC0 + port*0x400 + | |
1806 | EMAC_REG_EMAC_MODE, | |
1807 | (EMAC_MODE_25G_MODE | | |
1808 | EMAC_MODE_PORT_MII_10M | | |
1809 | EMAC_MODE_HALF_DUPLEX)); | |
1810 | switch (line_speed) { | |
1811 | case SPEED_10: | |
1812 | mode |= EMAC_MODE_PORT_MII_10M; | |
1813 | break; | |
1814 | ||
1815 | case SPEED_100: | |
1816 | mode |= EMAC_MODE_PORT_MII; | |
1817 | break; | |
1818 | ||
1819 | case SPEED_1000: | |
1820 | mode |= EMAC_MODE_PORT_GMII; | |
1821 | break; | |
1822 | ||
1823 | case SPEED_2500: | |
1824 | mode |= (EMAC_MODE_25G_MODE | EMAC_MODE_PORT_GMII); | |
1825 | break; | |
1826 | ||
1827 | default: | |
1828 | /* 10G not valid for EMAC */ | |
1829 | DP(NETIF_MSG_LINK, "Invalid line_speed 0x%x\n", line_speed); | |
1830 | return -EINVAL; | |
1831 | } | |
1832 | ||
1833 | if (duplex == DUPLEX_HALF) | |
1834 | mode |= EMAC_MODE_HALF_DUPLEX; | |
1835 | bnx2x_bits_en(bp, | |
1836 | GRCBASE_EMAC0 + port*0x400 + EMAC_REG_EMAC_MODE, | |
1837 | mode); | |
1838 | ||
1839 | bnx2x_set_led(bp, params->port, LED_MODE_OPER, | |
1840 | line_speed, params->hw_led_mode, params->chip_id); | |
1841 | return 0; | |
1842 | } | |
1843 | ||
1844 | /*****************************************************************************/ | |
17de50b7 | 1845 | /* External Phy section */ |
ea4e040a | 1846 | /*****************************************************************************/ |
17de50b7 | 1847 | static void bnx2x_hw_reset(struct bnx2x *bp, u8 port) |
ea4e040a YR |
1848 | { |
1849 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
17de50b7 | 1850 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); |
ea4e040a YR |
1851 | msleep(1); |
1852 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
17de50b7 | 1853 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); |
ea4e040a YR |
1854 | } |
1855 | ||
1856 | static void bnx2x_ext_phy_reset(struct link_params *params, | |
1857 | struct link_vars *vars) | |
1858 | { | |
1859 | struct bnx2x *bp = params->bp; | |
1860 | u32 ext_phy_type; | |
1861 | u8 ext_phy_addr = ((params->ext_phy_config & | |
1862 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
1863 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
1864 | DP(NETIF_MSG_LINK, "Port %x: bnx2x_ext_phy_reset\n", params->port); | |
1865 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
1866 | /* The PHY reset is controled by GPIO 1 | |
1867 | * Give it 1ms of reset pulse | |
1868 | */ | |
1869 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
1870 | ||
1871 | switch (ext_phy_type) { | |
1872 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
1873 | DP(NETIF_MSG_LINK, "XGXS Direct\n"); | |
1874 | break; | |
1875 | ||
1876 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
1877 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
1878 | DP(NETIF_MSG_LINK, "XGXS 8705/8706\n"); | |
1879 | ||
1880 | /* Restore normal power mode*/ | |
1881 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
17de50b7 EG |
1882 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
1883 | params->port); | |
ea4e040a YR |
1884 | |
1885 | /* HW reset */ | |
17de50b7 | 1886 | bnx2x_hw_reset(bp, params->port); |
ea4e040a YR |
1887 | |
1888 | bnx2x_cl45_write(bp, params->port, | |
1889 | ext_phy_type, | |
1890 | ext_phy_addr, | |
1891 | MDIO_PMA_DEVAD, | |
1892 | MDIO_PMA_REG_CTRL, 0xa040); | |
1893 | break; | |
1894 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
1895 | /* Unset Low Power Mode and SW reset */ | |
1896 | /* Restore normal power mode*/ | |
1897 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
17de50b7 EG |
1898 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
1899 | params->port); | |
ea4e040a YR |
1900 | |
1901 | DP(NETIF_MSG_LINK, "XGXS 8072\n"); | |
1902 | bnx2x_cl45_write(bp, params->port, | |
1903 | ext_phy_type, | |
1904 | ext_phy_addr, | |
1905 | MDIO_PMA_DEVAD, | |
1906 | MDIO_PMA_REG_CTRL, | |
1907 | 1<<15); | |
1908 | break; | |
1909 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
1910 | { | |
1911 | u16 emac_base; | |
1912 | emac_base = (params->port) ? GRCBASE_EMAC0 : | |
1913 | GRCBASE_EMAC1; | |
1914 | ||
1915 | /* Restore normal power mode*/ | |
1916 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
17de50b7 EG |
1917 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
1918 | params->port); | |
ea4e040a YR |
1919 | |
1920 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
17de50b7 EG |
1921 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
1922 | params->port); | |
ea4e040a YR |
1923 | |
1924 | DP(NETIF_MSG_LINK, "XGXS 8073\n"); | |
ea4e040a YR |
1925 | } |
1926 | break; | |
1927 | ||
1928 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
1929 | DP(NETIF_MSG_LINK, "XGXS SFX7101\n"); | |
1930 | ||
1931 | /* Restore normal power mode*/ | |
1932 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
17de50b7 EG |
1933 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, |
1934 | params->port); | |
ea4e040a YR |
1935 | |
1936 | /* HW reset */ | |
17de50b7 | 1937 | bnx2x_hw_reset(bp, params->port); |
ea4e040a YR |
1938 | |
1939 | break; | |
1940 | ||
1941 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: | |
1942 | DP(NETIF_MSG_LINK, "XGXS PHY Failure detected\n"); | |
1943 | break; | |
1944 | ||
1945 | default: | |
1946 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
1947 | params->ext_phy_config); | |
1948 | break; | |
1949 | } | |
1950 | ||
1951 | } else { /* SerDes */ | |
1952 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); | |
1953 | switch (ext_phy_type) { | |
1954 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
1955 | DP(NETIF_MSG_LINK, "SerDes Direct\n"); | |
1956 | break; | |
1957 | ||
1958 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
1959 | DP(NETIF_MSG_LINK, "SerDes 5482\n"); | |
17de50b7 | 1960 | bnx2x_hw_reset(bp, params->port); |
ea4e040a YR |
1961 | break; |
1962 | ||
1963 | default: | |
1964 | DP(NETIF_MSG_LINK, | |
1965 | "BAD SerDes ext_phy_config 0x%x\n", | |
1966 | params->ext_phy_config); | |
1967 | break; | |
1968 | } | |
1969 | } | |
1970 | } | |
1971 | ||
1972 | static void bnx2x_bcm8072_external_rom_boot(struct link_params *params) | |
1973 | { | |
1974 | struct bnx2x *bp = params->bp; | |
1975 | u8 port = params->port; | |
1976 | u8 ext_phy_addr = ((params->ext_phy_config & | |
1977 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
1978 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
1979 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
1980 | u16 fw_ver1, fw_ver2; | |
1981 | ||
1982 | /* Need to wait 200ms after reset */ | |
1983 | msleep(200); | |
1984 | /* Boot port from external ROM | |
1985 | * Set ser_boot_ctl bit in the MISC_CTRL1 register | |
1986 | */ | |
1987 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
1988 | MDIO_PMA_DEVAD, | |
1989 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); | |
1990 | ||
1991 | /* Reset internal microprocessor */ | |
1992 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
1993 | MDIO_PMA_DEVAD, | |
1994 | MDIO_PMA_REG_GEN_CTRL, | |
1995 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); | |
1996 | /* set micro reset = 0 */ | |
1997 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
1998 | MDIO_PMA_DEVAD, | |
1999 | MDIO_PMA_REG_GEN_CTRL, | |
2000 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); | |
2001 | /* Reset internal microprocessor */ | |
2002 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2003 | MDIO_PMA_DEVAD, | |
2004 | MDIO_PMA_REG_GEN_CTRL, | |
2005 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); | |
2006 | /* wait for 100ms for code download via SPI port */ | |
2007 | msleep(100); | |
2008 | ||
2009 | /* Clear ser_boot_ctl bit */ | |
2010 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2011 | MDIO_PMA_DEVAD, | |
2012 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); | |
2013 | /* Wait 100ms */ | |
2014 | msleep(100); | |
2015 | ||
2016 | /* Print the PHY FW version */ | |
2017 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, | |
2018 | MDIO_PMA_DEVAD, | |
2019 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); | |
2020 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, | |
2021 | MDIO_PMA_DEVAD, | |
2022 | MDIO_PMA_REG_ROM_VER2, &fw_ver2); | |
2023 | DP(NETIF_MSG_LINK, "8072 FW version 0x%x:0x%x\n", fw_ver1, fw_ver2); | |
2024 | } | |
2025 | ||
2026 | static u8 bnx2x_8073_is_snr_needed(struct link_params *params) | |
2027 | { | |
2028 | /* This is only required for 8073A1, version 102 only */ | |
2029 | ||
2030 | struct bnx2x *bp = params->bp; | |
2031 | u8 ext_phy_addr = ((params->ext_phy_config & | |
2032 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2033 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2034 | u16 val; | |
2035 | ||
2036 | /* Read 8073 HW revision*/ | |
2037 | bnx2x_cl45_read(bp, params->port, | |
2038 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2039 | ext_phy_addr, | |
2040 | MDIO_PMA_DEVAD, | |
2041 | 0xc801, &val); | |
2042 | ||
2043 | if (val != 1) { | |
2044 | /* No need to workaround in 8073 A1 */ | |
2045 | return 0; | |
2046 | } | |
2047 | ||
2048 | bnx2x_cl45_read(bp, params->port, | |
2049 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2050 | ext_phy_addr, | |
2051 | MDIO_PMA_DEVAD, | |
2052 | MDIO_PMA_REG_ROM_VER2, &val); | |
2053 | ||
2054 | /* SNR should be applied only for version 0x102 */ | |
2055 | if (val != 0x102) | |
2056 | return 0; | |
2057 | ||
2058 | return 1; | |
2059 | } | |
2060 | ||
2061 | static u8 bnx2x_bcm8073_xaui_wa(struct link_params *params) | |
2062 | { | |
2063 | struct bnx2x *bp = params->bp; | |
2064 | u8 ext_phy_addr = ((params->ext_phy_config & | |
2065 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2066 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2067 | u16 val, cnt, cnt1 ; | |
2068 | ||
2069 | bnx2x_cl45_read(bp, params->port, | |
2070 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2071 | ext_phy_addr, | |
2072 | MDIO_PMA_DEVAD, | |
2073 | 0xc801, &val); | |
2074 | ||
2075 | if (val > 0) { | |
2076 | /* No need to workaround in 8073 A1 */ | |
2077 | return 0; | |
2078 | } | |
2079 | /* XAUI workaround in 8073 A0: */ | |
2080 | ||
2081 | /* After loading the boot ROM and restarting Autoneg, | |
2082 | poll Dev1, Reg $C820: */ | |
2083 | ||
2084 | for (cnt = 0; cnt < 1000; cnt++) { | |
2085 | bnx2x_cl45_read(bp, params->port, | |
2086 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2087 | ext_phy_addr, | |
2088 | MDIO_PMA_DEVAD, | |
2089 | 0xc820, &val); | |
2090 | /* If bit [14] = 0 or bit [13] = 0, continue on with | |
2091 | system initialization (XAUI work-around not required, | |
2092 | as these bits indicate 2.5G or 1G link up). */ | |
2093 | if (!(val & (1<<14)) || !(val & (1<<13))) { | |
2094 | DP(NETIF_MSG_LINK, "XAUI work-around not required\n"); | |
2095 | return 0; | |
2096 | } else if (!(val & (1<<15))) { | |
2097 | DP(NETIF_MSG_LINK, "clc bit 15 went off\n"); | |
2098 | /* If bit 15 is 0, then poll Dev1, Reg $C841 until | |
2099 | it's MSB (bit 15) goes to 1 (indicating that the | |
2100 | XAUI workaround has completed), | |
2101 | then continue on with system initialization.*/ | |
2102 | for (cnt1 = 0; cnt1 < 1000; cnt1++) { | |
2103 | bnx2x_cl45_read(bp, params->port, | |
2104 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2105 | ext_phy_addr, | |
2106 | MDIO_PMA_DEVAD, | |
2107 | 0xc841, &val); | |
2108 | if (val & (1<<15)) { | |
2109 | DP(NETIF_MSG_LINK, | |
2110 | "XAUI workaround has completed\n"); | |
2111 | return 0; | |
2112 | } | |
2113 | msleep(3); | |
2114 | } | |
2115 | break; | |
2116 | } | |
2117 | msleep(3); | |
2118 | } | |
2119 | DP(NETIF_MSG_LINK, "Warning: XAUI work-around timeout !!!\n"); | |
2120 | return -EINVAL; | |
2121 | ||
2122 | } | |
2123 | ||
6bbca910 YR |
2124 | static void bnx2x_bcm8073_external_rom_boot(struct bnx2x *bp, u8 port, |
2125 | u8 ext_phy_addr) | |
ea4e040a | 2126 | { |
6bbca910 YR |
2127 | u16 fw_ver1, fw_ver2; |
2128 | /* Boot port from external ROM */ | |
ea4e040a | 2129 | /* EDC grst */ |
6bbca910 YR |
2130 | bnx2x_cl45_write(bp, port, |
2131 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2132 | ext_phy_addr, | |
ea4e040a YR |
2133 | MDIO_PMA_DEVAD, |
2134 | MDIO_PMA_REG_GEN_CTRL, | |
2135 | 0x0001); | |
2136 | ||
2137 | /* ucode reboot and rst */ | |
6bbca910 YR |
2138 | bnx2x_cl45_write(bp, port, |
2139 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2140 | ext_phy_addr, | |
ea4e040a YR |
2141 | MDIO_PMA_DEVAD, |
2142 | MDIO_PMA_REG_GEN_CTRL, | |
2143 | 0x008c); | |
2144 | ||
6bbca910 YR |
2145 | bnx2x_cl45_write(bp, port, |
2146 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2147 | ext_phy_addr, | |
ea4e040a YR |
2148 | MDIO_PMA_DEVAD, |
2149 | MDIO_PMA_REG_MISC_CTRL1, 0x0001); | |
2150 | ||
2151 | /* Reset internal microprocessor */ | |
6bbca910 YR |
2152 | bnx2x_cl45_write(bp, port, |
2153 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2154 | ext_phy_addr, | |
ea4e040a YR |
2155 | MDIO_PMA_DEVAD, |
2156 | MDIO_PMA_REG_GEN_CTRL, | |
2157 | MDIO_PMA_REG_GEN_CTRL_ROM_MICRO_RESET); | |
2158 | ||
2159 | /* Release srst bit */ | |
6bbca910 YR |
2160 | bnx2x_cl45_write(bp, port, |
2161 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2162 | ext_phy_addr, | |
ea4e040a YR |
2163 | MDIO_PMA_DEVAD, |
2164 | MDIO_PMA_REG_GEN_CTRL, | |
2165 | MDIO_PMA_REG_GEN_CTRL_ROM_RESET_INTERNAL_MP); | |
2166 | ||
2167 | /* wait for 100ms for code download via SPI port */ | |
2168 | msleep(100); | |
2169 | ||
2170 | /* Clear ser_boot_ctl bit */ | |
6bbca910 YR |
2171 | bnx2x_cl45_write(bp, port, |
2172 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2173 | ext_phy_addr, | |
ea4e040a YR |
2174 | MDIO_PMA_DEVAD, |
2175 | MDIO_PMA_REG_MISC_CTRL1, 0x0000); | |
2176 | ||
6bbca910 YR |
2177 | bnx2x_cl45_read(bp, port, PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, |
2178 | ext_phy_addr, | |
2179 | MDIO_PMA_DEVAD, | |
2180 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); | |
2181 | bnx2x_cl45_read(bp, port, | |
2182 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2183 | ext_phy_addr, | |
2184 | MDIO_PMA_DEVAD, | |
2185 | MDIO_PMA_REG_ROM_VER2, &fw_ver2); | |
ea4e040a YR |
2186 | DP(NETIF_MSG_LINK, "8073 FW version 0x%x:0x%x\n", fw_ver1, fw_ver2); |
2187 | ||
6bbca910 | 2188 | } |
ea4e040a | 2189 | |
6bbca910 YR |
2190 | static void bnx2x_bcm807x_force_10G(struct link_params *params) |
2191 | { | |
2192 | struct bnx2x *bp = params->bp; | |
2193 | u8 port = params->port; | |
2194 | u8 ext_phy_addr = ((params->ext_phy_config & | |
2195 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2196 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2197 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
2198 | ||
2199 | /* Force KR or KX */ | |
ea4e040a YR |
2200 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
2201 | MDIO_PMA_DEVAD, | |
6bbca910 YR |
2202 | MDIO_PMA_REG_CTRL, |
2203 | 0x2040); | |
ea4e040a YR |
2204 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, |
2205 | MDIO_PMA_DEVAD, | |
6bbca910 YR |
2206 | MDIO_PMA_REG_10G_CTRL2, |
2207 | 0x000b); | |
2208 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2209 | MDIO_PMA_DEVAD, | |
2210 | MDIO_PMA_REG_BCM_CTRL, | |
2211 | 0x0000); | |
2212 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2213 | MDIO_AN_DEVAD, | |
2214 | MDIO_AN_REG_CTRL, | |
2215 | 0x0000); | |
ea4e040a | 2216 | } |
ea4e040a YR |
2217 | static void bnx2x_bcm8073_set_xaui_low_power_mode(struct link_params *params) |
2218 | { | |
2219 | struct bnx2x *bp = params->bp; | |
2220 | u8 port = params->port; | |
2221 | u16 val; | |
2222 | u8 ext_phy_addr = ((params->ext_phy_config & | |
2223 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2224 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2225 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
2226 | ||
2227 | bnx2x_cl45_read(bp, params->port, | |
2228 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2229 | ext_phy_addr, | |
2230 | MDIO_PMA_DEVAD, | |
2231 | 0xc801, &val); | |
2232 | ||
2233 | if (val == 0) { | |
2234 | /* Mustn't set low power mode in 8073 A0 */ | |
2235 | return; | |
2236 | } | |
2237 | ||
2238 | /* Disable PLL sequencer (use read-modify-write to clear bit 13) */ | |
2239 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, | |
2240 | MDIO_XS_DEVAD, | |
2241 | MDIO_XS_PLL_SEQUENCER, &val); | |
2242 | val &= ~(1<<13); | |
2243 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2244 | MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val); | |
2245 | ||
2246 | /* PLL controls */ | |
2247 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2248 | MDIO_XS_DEVAD, 0x805E, 0x1077); | |
2249 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2250 | MDIO_XS_DEVAD, 0x805D, 0x0000); | |
2251 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2252 | MDIO_XS_DEVAD, 0x805C, 0x030B); | |
2253 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2254 | MDIO_XS_DEVAD, 0x805B, 0x1240); | |
2255 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2256 | MDIO_XS_DEVAD, 0x805A, 0x2490); | |
2257 | ||
2258 | /* Tx Controls */ | |
2259 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2260 | MDIO_XS_DEVAD, 0x80A7, 0x0C74); | |
2261 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2262 | MDIO_XS_DEVAD, 0x80A6, 0x9041); | |
2263 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2264 | MDIO_XS_DEVAD, 0x80A5, 0x4640); | |
2265 | ||
2266 | /* Rx Controls */ | |
2267 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2268 | MDIO_XS_DEVAD, 0x80FE, 0x01C4); | |
2269 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2270 | MDIO_XS_DEVAD, 0x80FD, 0x9249); | |
2271 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2272 | MDIO_XS_DEVAD, 0x80FC, 0x2015); | |
2273 | ||
2274 | /* Enable PLL sequencer (use read-modify-write to set bit 13) */ | |
2275 | bnx2x_cl45_read(bp, port, ext_phy_type, ext_phy_addr, | |
2276 | MDIO_XS_DEVAD, | |
2277 | MDIO_XS_PLL_SEQUENCER, &val); | |
2278 | val |= (1<<13); | |
2279 | bnx2x_cl45_write(bp, port, ext_phy_type, ext_phy_addr, | |
2280 | MDIO_XS_DEVAD, MDIO_XS_PLL_SEQUENCER, val); | |
2281 | } | |
6bbca910 YR |
2282 | |
2283 | static void bnx2x_8073_set_pause_cl37(struct link_params *params, | |
2284 | struct link_vars *vars) | |
ea4e040a | 2285 | { |
6bbca910 | 2286 | |
ea4e040a | 2287 | struct bnx2x *bp = params->bp; |
6bbca910 | 2288 | u16 cl37_val; |
ea4e040a YR |
2289 | u8 ext_phy_addr = ((params->ext_phy_config & |
2290 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2291 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2292 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
2293 | ||
6bbca910 YR |
2294 | bnx2x_cl45_read(bp, params->port, |
2295 | ext_phy_type, | |
2296 | ext_phy_addr, | |
2297 | MDIO_AN_DEVAD, | |
2298 | MDIO_AN_REG_CL37_FC_LD, &cl37_val); | |
2299 | ||
2300 | cl37_val &= ~MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; | |
2301 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ | |
2302 | ||
2303 | if ((vars->ieee_fc & | |
2304 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) == | |
2305 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC) { | |
2306 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_SYMMETRIC; | |
2307 | } | |
2308 | if ((vars->ieee_fc & | |
2309 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == | |
2310 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { | |
2311 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC; | |
2312 | } | |
2313 | if ((vars->ieee_fc & | |
2314 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == | |
2315 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { | |
2316 | cl37_val |= MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH; | |
2317 | } | |
2318 | DP(NETIF_MSG_LINK, | |
2319 | "Ext phy AN advertize cl37 0x%x\n", cl37_val); | |
2320 | ||
2321 | bnx2x_cl45_write(bp, params->port, | |
2322 | ext_phy_type, | |
2323 | ext_phy_addr, | |
ea4e040a | 2324 | MDIO_AN_DEVAD, |
6bbca910 YR |
2325 | MDIO_AN_REG_CL37_FC_LD, cl37_val); |
2326 | msleep(500); | |
ea4e040a YR |
2327 | } |
2328 | ||
2329 | static void bnx2x_ext_phy_set_pause(struct link_params *params, | |
2330 | struct link_vars *vars) | |
2331 | { | |
2332 | struct bnx2x *bp = params->bp; | |
2333 | u16 val; | |
2334 | u8 ext_phy_addr = ((params->ext_phy_config & | |
2335 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2336 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2337 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
2338 | ||
2339 | /* read modify write pause advertizing */ | |
2340 | bnx2x_cl45_read(bp, params->port, | |
2341 | ext_phy_type, | |
2342 | ext_phy_addr, | |
2343 | MDIO_AN_DEVAD, | |
2344 | MDIO_AN_REG_ADV_PAUSE, &val); | |
2345 | ||
2346 | val &= ~MDIO_AN_REG_ADV_PAUSE_BOTH; | |
8c99e7b0 | 2347 | |
ea4e040a YR |
2348 | /* Please refer to Table 28B-3 of 802.3ab-1999 spec. */ |
2349 | ||
8c99e7b0 YR |
2350 | if ((vars->ieee_fc & |
2351 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) == | |
ea4e040a YR |
2352 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_ASYMMETRIC) { |
2353 | val |= MDIO_AN_REG_ADV_PAUSE_ASYMMETRIC; | |
2354 | } | |
8c99e7b0 YR |
2355 | if ((vars->ieee_fc & |
2356 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) == | |
ea4e040a YR |
2357 | MDIO_COMBO_IEEE0_AUTO_NEG_ADV_PAUSE_BOTH) { |
2358 | val |= | |
2359 | MDIO_AN_REG_ADV_PAUSE_PAUSE; | |
2360 | } | |
2361 | DP(NETIF_MSG_LINK, | |
2362 | "Ext phy AN advertize 0x%x\n", val); | |
2363 | bnx2x_cl45_write(bp, params->port, | |
2364 | ext_phy_type, | |
2365 | ext_phy_addr, | |
2366 | MDIO_AN_DEVAD, | |
2367 | MDIO_AN_REG_ADV_PAUSE, val); | |
2368 | } | |
2369 | ||
57963ed9 YR |
2370 | |
2371 | static void bnx2x_init_internal_phy(struct link_params *params, | |
2372 | struct link_vars *vars) | |
2373 | { | |
2374 | struct bnx2x *bp = params->bp; | |
2375 | u8 port = params->port; | |
2376 | if (!(vars->phy_flags & PHY_SGMII_FLAG)) { | |
2377 | u16 bank, rx_eq; | |
2378 | ||
2379 | rx_eq = ((params->serdes_config & | |
2380 | PORT_HW_CFG_SERDES_RX_DRV_EQUALIZER_MASK) >> | |
2381 | PORT_HW_CFG_SERDES_RX_DRV_EQUALIZER_SHIFT); | |
2382 | ||
2383 | DP(NETIF_MSG_LINK, "setting rx eq to 0x%x\n", rx_eq); | |
2384 | for (bank = MDIO_REG_BANK_RX0; bank <= MDIO_REG_BANK_RX_ALL; | |
2385 | bank += (MDIO_REG_BANK_RX1-MDIO_REG_BANK_RX0)) { | |
2386 | CL45_WR_OVER_CL22(bp, port, | |
2387 | params->phy_addr, | |
2388 | bank , | |
2389 | MDIO_RX0_RX_EQ_BOOST, | |
2390 | ((rx_eq & | |
2391 | MDIO_RX0_RX_EQ_BOOST_EQUALIZER_CTRL_MASK) | | |
2392 | MDIO_RX0_RX_EQ_BOOST_OFFSET_CTRL)); | |
2393 | } | |
2394 | ||
2395 | /* forced speed requested? */ | |
2396 | if (vars->line_speed != SPEED_AUTO_NEG) { | |
2397 | DP(NETIF_MSG_LINK, "not SGMII, no AN\n"); | |
2398 | ||
2399 | /* disable autoneg */ | |
2400 | bnx2x_set_autoneg(params, vars); | |
2401 | ||
2402 | /* program speed and duplex */ | |
8c99e7b0 | 2403 | bnx2x_program_serdes(params, vars); |
57963ed9 YR |
2404 | |
2405 | } else { /* AN_mode */ | |
2406 | DP(NETIF_MSG_LINK, "not SGMII, AN\n"); | |
2407 | ||
2408 | /* AN enabled */ | |
2409 | bnx2x_set_brcm_cl37_advertisment(params); | |
2410 | ||
2411 | /* program duplex & pause advertisement (for aneg) */ | |
2412 | bnx2x_set_ieee_aneg_advertisment(params, | |
8c99e7b0 | 2413 | vars->ieee_fc); |
57963ed9 YR |
2414 | |
2415 | /* enable autoneg */ | |
2416 | bnx2x_set_autoneg(params, vars); | |
2417 | ||
2418 | /* enable and restart AN */ | |
2419 | bnx2x_restart_autoneg(params); | |
2420 | } | |
2421 | ||
2422 | } else { /* SGMII mode */ | |
2423 | DP(NETIF_MSG_LINK, "SGMII\n"); | |
2424 | ||
8c99e7b0 | 2425 | bnx2x_initialize_sgmii_process(params, vars); |
57963ed9 YR |
2426 | } |
2427 | } | |
2428 | ||
ea4e040a YR |
2429 | static u8 bnx2x_ext_phy_init(struct link_params *params, struct link_vars *vars) |
2430 | { | |
2431 | struct bnx2x *bp = params->bp; | |
2432 | u32 ext_phy_type; | |
2433 | u8 ext_phy_addr; | |
2434 | u16 cnt; | |
2435 | u16 ctrl = 0; | |
2436 | u16 val = 0; | |
2437 | u8 rc = 0; | |
2438 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
2439 | ext_phy_addr = ((params->ext_phy_config & | |
2440 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2441 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2442 | ||
2443 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
2444 | /* Make sure that the soft reset is off (expect for the 8072: | |
2445 | * due to the lock, it will be done inside the specific | |
2446 | * handling) | |
2447 | */ | |
2448 | if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && | |
2449 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && | |
2450 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN) && | |
2451 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) && | |
2452 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) { | |
2453 | /* Wait for soft reset to get cleared upto 1 sec */ | |
2454 | for (cnt = 0; cnt < 1000; cnt++) { | |
2455 | bnx2x_cl45_read(bp, params->port, | |
2456 | ext_phy_type, | |
2457 | ext_phy_addr, | |
2458 | MDIO_PMA_DEVAD, | |
2459 | MDIO_PMA_REG_CTRL, &ctrl); | |
2460 | if (!(ctrl & (1<<15))) | |
2461 | break; | |
2462 | msleep(1); | |
2463 | } | |
2464 | DP(NETIF_MSG_LINK, "control reg 0x%x (after %d ms)\n", | |
2465 | ctrl, cnt); | |
2466 | } | |
2467 | ||
2468 | switch (ext_phy_type) { | |
2469 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
ea4e040a YR |
2470 | break; |
2471 | ||
2472 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
2473 | DP(NETIF_MSG_LINK, "XGXS 8705\n"); | |
2474 | ||
2475 | bnx2x_cl45_write(bp, params->port, | |
2476 | ext_phy_type, | |
2477 | ext_phy_addr, | |
2478 | MDIO_PMA_DEVAD, | |
2479 | MDIO_PMA_REG_MISC_CTRL, | |
2480 | 0x8288); | |
2481 | bnx2x_cl45_write(bp, params->port, | |
2482 | ext_phy_type, | |
2483 | ext_phy_addr, | |
2484 | MDIO_PMA_DEVAD, | |
2485 | MDIO_PMA_REG_PHY_IDENTIFIER, | |
2486 | 0x7fbf); | |
2487 | bnx2x_cl45_write(bp, params->port, | |
2488 | ext_phy_type, | |
2489 | ext_phy_addr, | |
2490 | MDIO_PMA_DEVAD, | |
2491 | MDIO_PMA_REG_CMU_PLL_BYPASS, | |
2492 | 0x0100); | |
2493 | bnx2x_cl45_write(bp, params->port, | |
2494 | ext_phy_type, | |
2495 | ext_phy_addr, | |
2496 | MDIO_WIS_DEVAD, | |
2497 | MDIO_WIS_REG_LASI_CNTL, 0x1); | |
2498 | break; | |
2499 | ||
2500 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
2501 | DP(NETIF_MSG_LINK, "XGXS 8706\n"); | |
2502 | ||
2503 | msleep(10); | |
2504 | /* Force speed */ | |
2505 | /* First enable LASI */ | |
2506 | bnx2x_cl45_write(bp, params->port, | |
2507 | ext_phy_type, | |
2508 | ext_phy_addr, | |
2509 | MDIO_PMA_DEVAD, | |
2510 | MDIO_PMA_REG_RX_ALARM_CTRL, | |
2511 | 0x0400); | |
2512 | bnx2x_cl45_write(bp, params->port, | |
2513 | ext_phy_type, | |
2514 | ext_phy_addr, | |
2515 | MDIO_PMA_DEVAD, | |
2516 | MDIO_PMA_REG_LASI_CTRL, 0x0004); | |
2517 | ||
2518 | if (params->req_line_speed == SPEED_10000) { | |
2519 | DP(NETIF_MSG_LINK, "XGXS 8706 force 10Gbps\n"); | |
2520 | ||
2521 | bnx2x_cl45_write(bp, params->port, | |
2522 | ext_phy_type, | |
2523 | ext_phy_addr, | |
2524 | MDIO_PMA_DEVAD, | |
2525 | MDIO_PMA_REG_DIGITAL_CTRL, | |
2526 | 0x400); | |
2527 | } else { | |
2528 | /* Force 1Gbps using autoneg with 1G | |
2529 | advertisment */ | |
2530 | ||
2531 | /* Allow CL37 through CL73 */ | |
2532 | DP(NETIF_MSG_LINK, "XGXS 8706 AutoNeg\n"); | |
2533 | bnx2x_cl45_write(bp, params->port, | |
2534 | ext_phy_type, | |
2535 | ext_phy_addr, | |
2536 | MDIO_AN_DEVAD, | |
2537 | MDIO_AN_REG_CL37_CL73, | |
2538 | 0x040c); | |
2539 | ||
2540 | /* Enable Full-Duplex advertisment on CL37 */ | |
2541 | bnx2x_cl45_write(bp, params->port, | |
2542 | ext_phy_type, | |
2543 | ext_phy_addr, | |
2544 | MDIO_AN_DEVAD, | |
8c99e7b0 | 2545 | MDIO_AN_REG_CL37_FC_LP, |
ea4e040a YR |
2546 | 0x0020); |
2547 | /* Enable CL37 AN */ | |
2548 | bnx2x_cl45_write(bp, params->port, | |
2549 | ext_phy_type, | |
2550 | ext_phy_addr, | |
2551 | MDIO_AN_DEVAD, | |
2552 | MDIO_AN_REG_CL37_AN, | |
2553 | 0x1000); | |
2554 | /* 1G support */ | |
2555 | bnx2x_cl45_write(bp, params->port, | |
2556 | ext_phy_type, | |
2557 | ext_phy_addr, | |
2558 | MDIO_AN_DEVAD, | |
2559 | MDIO_AN_REG_ADV, (1<<5)); | |
2560 | ||
2561 | /* Enable clause 73 AN */ | |
2562 | bnx2x_cl45_write(bp, params->port, | |
2563 | ext_phy_type, | |
2564 | ext_phy_addr, | |
2565 | MDIO_AN_DEVAD, | |
2566 | MDIO_AN_REG_CTRL, | |
2567 | 0x1200); | |
2568 | ||
2569 | } | |
2570 | ||
2571 | break; | |
2572 | ||
2573 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
2574 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
2575 | { | |
2576 | u16 tmp1; | |
2577 | u16 rx_alarm_ctrl_val; | |
2578 | u16 lasi_ctrl_val; | |
2579 | if (ext_phy_type == | |
2580 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) { | |
2581 | rx_alarm_ctrl_val = 0x400; | |
2582 | lasi_ctrl_val = 0x0004; | |
2583 | } else { | |
ea4e040a | 2584 | rx_alarm_ctrl_val = (1<<2); |
ea4e040a YR |
2585 | lasi_ctrl_val = 0x0004; |
2586 | } | |
2587 | ||
6bbca910 YR |
2588 | /* enable LASI */ |
2589 | bnx2x_cl45_write(bp, params->port, | |
2590 | ext_phy_type, | |
2591 | ext_phy_addr, | |
2592 | MDIO_PMA_DEVAD, | |
2593 | MDIO_PMA_REG_RX_ALARM_CTRL, | |
2594 | rx_alarm_ctrl_val); | |
2595 | ||
2596 | bnx2x_cl45_write(bp, params->port, | |
2597 | ext_phy_type, | |
2598 | ext_phy_addr, | |
2599 | MDIO_PMA_DEVAD, | |
2600 | MDIO_PMA_REG_LASI_CTRL, | |
2601 | lasi_ctrl_val); | |
2602 | ||
2603 | bnx2x_8073_set_pause_cl37(params, vars); | |
ea4e040a YR |
2604 | |
2605 | if (ext_phy_type == | |
2606 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072){ | |
2607 | bnx2x_bcm8072_external_rom_boot(params); | |
2608 | } else { | |
6bbca910 | 2609 | |
ea4e040a YR |
2610 | /* In case of 8073 with long xaui lines, |
2611 | don't set the 8073 xaui low power*/ | |
2612 | bnx2x_bcm8073_set_xaui_low_power_mode(params); | |
2613 | } | |
2614 | ||
6bbca910 YR |
2615 | bnx2x_cl45_read(bp, params->port, |
2616 | ext_phy_type, | |
2617 | ext_phy_addr, | |
2618 | MDIO_PMA_DEVAD, | |
2619 | 0xca13, | |
2620 | &tmp1); | |
ea4e040a YR |
2621 | |
2622 | bnx2x_cl45_read(bp, params->port, | |
2623 | ext_phy_type, | |
2624 | ext_phy_addr, | |
2625 | MDIO_PMA_DEVAD, | |
2626 | MDIO_PMA_REG_RX_ALARM, &tmp1); | |
2627 | ||
2628 | DP(NETIF_MSG_LINK, "Before rom RX_ALARM(port1):" | |
2629 | "0x%x\n", tmp1); | |
2630 | ||
2631 | /* If this is forced speed, set to KR or KX | |
2632 | * (all other are not supported) | |
2633 | */ | |
6bbca910 YR |
2634 | if (params->loopback_mode == LOOPBACK_EXT) { |
2635 | bnx2x_bcm807x_force_10G(params); | |
2636 | DP(NETIF_MSG_LINK, | |
2637 | "Forced speed 10G on 807X\n"); | |
2638 | break; | |
2639 | } else { | |
2640 | bnx2x_cl45_write(bp, params->port, | |
2641 | ext_phy_type, ext_phy_addr, | |
2642 | MDIO_PMA_DEVAD, | |
2643 | MDIO_PMA_REG_BCM_CTRL, | |
2644 | 0x0002); | |
2645 | } | |
2646 | if (params->req_line_speed != SPEED_AUTO_NEG) { | |
2647 | if (params->req_line_speed == SPEED_10000) { | |
2648 | val = (1<<7); | |
ea4e040a YR |
2649 | } else if (params->req_line_speed == |
2650 | SPEED_2500) { | |
2651 | val = (1<<5); | |
2652 | /* Note that 2.5G works only | |
2653 | when used with 1G advertisment */ | |
2654 | } else | |
2655 | val = (1<<5); | |
2656 | } else { | |
2657 | ||
2658 | val = 0; | |
2659 | if (params->speed_cap_mask & | |
2660 | PORT_HW_CFG_SPEED_CAPABILITY_D0_10G) | |
2661 | val |= (1<<7); | |
2662 | ||
6bbca910 YR |
2663 | /* Note that 2.5G works only when |
2664 | used with 1G advertisment */ | |
ea4e040a | 2665 | if (params->speed_cap_mask & |
6bbca910 YR |
2666 | (PORT_HW_CFG_SPEED_CAPABILITY_D0_1G | |
2667 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G)) | |
ea4e040a | 2668 | val |= (1<<5); |
6bbca910 YR |
2669 | DP(NETIF_MSG_LINK, |
2670 | "807x autoneg val = 0x%x\n", val); | |
ea4e040a YR |
2671 | } |
2672 | ||
2673 | bnx2x_cl45_write(bp, params->port, | |
2674 | ext_phy_type, | |
2675 | ext_phy_addr, | |
2676 | MDIO_AN_DEVAD, | |
2677 | MDIO_AN_REG_ADV, val); | |
2678 | ||
2679 | if (ext_phy_type == | |
2680 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { | |
6bbca910 | 2681 | |
ea4e040a YR |
2682 | bnx2x_cl45_read(bp, params->port, |
2683 | ext_phy_type, | |
2684 | ext_phy_addr, | |
2685 | MDIO_AN_DEVAD, | |
2686 | 0x8329, &tmp1); | |
6bbca910 YR |
2687 | |
2688 | if (((params->speed_cap_mask & | |
2689 | PORT_HW_CFG_SPEED_CAPABILITY_D0_2_5G) && | |
2690 | (params->req_line_speed == | |
2691 | SPEED_AUTO_NEG)) || | |
2692 | (params->req_line_speed == | |
2693 | SPEED_2500)) { | |
ea4e040a YR |
2694 | u16 phy_ver; |
2695 | /* Allow 2.5G for A1 and above */ | |
2696 | bnx2x_cl45_read(bp, params->port, | |
2697 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
2698 | ext_phy_addr, | |
2699 | MDIO_PMA_DEVAD, | |
2700 | 0xc801, &phy_ver); | |
6bbca910 | 2701 | DP(NETIF_MSG_LINK, "Add 2.5G\n"); |
ea4e040a YR |
2702 | if (phy_ver > 0) |
2703 | tmp1 |= 1; | |
2704 | else | |
2705 | tmp1 &= 0xfffe; | |
6bbca910 YR |
2706 | } else { |
2707 | DP(NETIF_MSG_LINK, "Disable 2.5G\n"); | |
ea4e040a | 2708 | tmp1 &= 0xfffe; |
6bbca910 | 2709 | } |
ea4e040a | 2710 | |
6bbca910 YR |
2711 | bnx2x_cl45_write(bp, params->port, |
2712 | ext_phy_type, | |
2713 | ext_phy_addr, | |
2714 | MDIO_AN_DEVAD, | |
ea4e040a YR |
2715 | 0x8329, tmp1); |
2716 | } | |
6bbca910 YR |
2717 | |
2718 | /* Add support for CL37 (passive mode) II */ | |
2719 | ||
2720 | bnx2x_cl45_read(bp, params->port, | |
ea4e040a YR |
2721 | ext_phy_type, |
2722 | ext_phy_addr, | |
2723 | MDIO_AN_DEVAD, | |
6bbca910 YR |
2724 | MDIO_AN_REG_CL37_FC_LD, |
2725 | &tmp1); | |
2726 | ||
ea4e040a YR |
2727 | bnx2x_cl45_write(bp, params->port, |
2728 | ext_phy_type, | |
2729 | ext_phy_addr, | |
2730 | MDIO_AN_DEVAD, | |
6bbca910 YR |
2731 | MDIO_AN_REG_CL37_FC_LD, (tmp1 | |
2732 | ((params->req_duplex == DUPLEX_FULL) ? | |
2733 | 0x20 : 0x40))); | |
2734 | ||
ea4e040a YR |
2735 | /* Add support for CL37 (passive mode) III */ |
2736 | bnx2x_cl45_write(bp, params->port, | |
2737 | ext_phy_type, | |
2738 | ext_phy_addr, | |
2739 | MDIO_AN_DEVAD, | |
2740 | MDIO_AN_REG_CL37_AN, 0x1000); | |
ea4e040a YR |
2741 | |
2742 | if (ext_phy_type == | |
2743 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { | |
6bbca910 | 2744 | /* The SNR will improve about 2db by changing |
ea4e040a YR |
2745 | BW and FEE main tap. Rest commands are executed |
2746 | after link is up*/ | |
6bbca910 | 2747 | /*Change FFE main cursor to 5 in EDC register*/ |
ea4e040a YR |
2748 | if (bnx2x_8073_is_snr_needed(params)) |
2749 | bnx2x_cl45_write(bp, params->port, | |
2750 | ext_phy_type, | |
2751 | ext_phy_addr, | |
2752 | MDIO_PMA_DEVAD, | |
2753 | MDIO_PMA_REG_EDC_FFE_MAIN, | |
2754 | 0xFB0C); | |
2755 | ||
6bbca910 YR |
2756 | /* Enable FEC (Forware Error Correction) |
2757 | Request in the AN */ | |
2758 | bnx2x_cl45_read(bp, params->port, | |
2759 | ext_phy_type, | |
2760 | ext_phy_addr, | |
2761 | MDIO_AN_DEVAD, | |
2762 | MDIO_AN_REG_ADV2, &tmp1); | |
ea4e040a | 2763 | |
6bbca910 YR |
2764 | tmp1 |= (1<<15); |
2765 | ||
2766 | bnx2x_cl45_write(bp, params->port, | |
2767 | ext_phy_type, | |
2768 | ext_phy_addr, | |
2769 | MDIO_AN_DEVAD, | |
2770 | MDIO_AN_REG_ADV2, tmp1); | |
ea4e040a | 2771 | |
ea4e040a YR |
2772 | } |
2773 | ||
2774 | bnx2x_ext_phy_set_pause(params, vars); | |
2775 | ||
6bbca910 YR |
2776 | /* Restart autoneg */ |
2777 | msleep(500); | |
ea4e040a YR |
2778 | bnx2x_cl45_write(bp, params->port, |
2779 | ext_phy_type, | |
2780 | ext_phy_addr, | |
2781 | MDIO_AN_DEVAD, | |
2782 | MDIO_AN_REG_CTRL, 0x1200); | |
2783 | DP(NETIF_MSG_LINK, "807x Autoneg Restart: " | |
2784 | "Advertise 1G=%x, 10G=%x\n", | |
2785 | ((val & (1<<5)) > 0), | |
2786 | ((val & (1<<7)) > 0)); | |
2787 | break; | |
2788 | } | |
2789 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
2790 | DP(NETIF_MSG_LINK, | |
2791 | "Setting the SFX7101 LASI indication\n"); | |
2792 | ||
2793 | bnx2x_cl45_write(bp, params->port, | |
2794 | ext_phy_type, | |
2795 | ext_phy_addr, | |
2796 | MDIO_PMA_DEVAD, | |
2797 | MDIO_PMA_REG_LASI_CTRL, 0x1); | |
2798 | DP(NETIF_MSG_LINK, | |
2799 | "Setting the SFX7101 LED to blink on traffic\n"); | |
2800 | bnx2x_cl45_write(bp, params->port, | |
2801 | ext_phy_type, | |
2802 | ext_phy_addr, | |
2803 | MDIO_PMA_DEVAD, | |
2804 | MDIO_PMA_REG_7107_LED_CNTL, (1<<3)); | |
2805 | ||
2806 | bnx2x_ext_phy_set_pause(params, vars); | |
2807 | /* Restart autoneg */ | |
2808 | bnx2x_cl45_read(bp, params->port, | |
2809 | ext_phy_type, | |
2810 | ext_phy_addr, | |
2811 | MDIO_AN_DEVAD, | |
2812 | MDIO_AN_REG_CTRL, &val); | |
2813 | val |= 0x200; | |
2814 | bnx2x_cl45_write(bp, params->port, | |
2815 | ext_phy_type, | |
2816 | ext_phy_addr, | |
2817 | MDIO_AN_DEVAD, | |
2818 | MDIO_AN_REG_CTRL, val); | |
2819 | break; | |
2820 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: | |
2821 | DP(NETIF_MSG_LINK, | |
2822 | "XGXS PHY Failure detected 0x%x\n", | |
2823 | params->ext_phy_config); | |
2824 | rc = -EINVAL; | |
2825 | break; | |
2826 | default: | |
2827 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
2828 | params->ext_phy_config); | |
2829 | rc = -EINVAL; | |
2830 | break; | |
2831 | } | |
2832 | ||
2833 | } else { /* SerDes */ | |
57963ed9 | 2834 | |
ea4e040a YR |
2835 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); |
2836 | switch (ext_phy_type) { | |
2837 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
2838 | DP(NETIF_MSG_LINK, "SerDes Direct\n"); | |
2839 | break; | |
2840 | ||
2841 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
2842 | DP(NETIF_MSG_LINK, "SerDes 5482\n"); | |
2843 | break; | |
2844 | ||
2845 | default: | |
2846 | DP(NETIF_MSG_LINK, "BAD SerDes ext_phy_config 0x%x\n", | |
2847 | params->ext_phy_config); | |
2848 | break; | |
2849 | } | |
2850 | } | |
2851 | return rc; | |
2852 | } | |
2853 | ||
2854 | ||
2855 | static u8 bnx2x_ext_phy_is_link_up(struct link_params *params, | |
8c99e7b0 | 2856 | struct link_vars *vars) |
ea4e040a YR |
2857 | { |
2858 | struct bnx2x *bp = params->bp; | |
2859 | u32 ext_phy_type; | |
2860 | u8 ext_phy_addr; | |
2861 | u16 val1 = 0, val2; | |
2862 | u16 rx_sd, pcs_status; | |
2863 | u8 ext_phy_link_up = 0; | |
2864 | u8 port = params->port; | |
2865 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
2866 | ext_phy_addr = ((params->ext_phy_config & | |
2867 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
2868 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
2869 | ||
2870 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
2871 | switch (ext_phy_type) { | |
2872 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
2873 | DP(NETIF_MSG_LINK, "XGXS Direct\n"); | |
2874 | ext_phy_link_up = 1; | |
2875 | break; | |
2876 | ||
2877 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
2878 | DP(NETIF_MSG_LINK, "XGXS 8705\n"); | |
2879 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2880 | ext_phy_addr, | |
2881 | MDIO_WIS_DEVAD, | |
2882 | MDIO_WIS_REG_LASI_STATUS, &val1); | |
2883 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); | |
2884 | ||
2885 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2886 | ext_phy_addr, | |
2887 | MDIO_WIS_DEVAD, | |
2888 | MDIO_WIS_REG_LASI_STATUS, &val1); | |
2889 | DP(NETIF_MSG_LINK, "8705 LASI status 0x%x\n", val1); | |
2890 | ||
2891 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2892 | ext_phy_addr, | |
2893 | MDIO_PMA_DEVAD, | |
2894 | MDIO_PMA_REG_RX_SD, &rx_sd); | |
2895 | DP(NETIF_MSG_LINK, "8705 rx_sd 0x%x\n", rx_sd); | |
2896 | ext_phy_link_up = (rx_sd & 0x1); | |
8c99e7b0 YR |
2897 | if (ext_phy_link_up) |
2898 | vars->line_speed = SPEED_10000; | |
ea4e040a YR |
2899 | break; |
2900 | ||
2901 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
2902 | DP(NETIF_MSG_LINK, "XGXS 8706\n"); | |
2903 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2904 | ext_phy_addr, | |
2905 | MDIO_PMA_DEVAD, | |
2906 | MDIO_PMA_REG_LASI_STATUS, &val1); | |
2907 | DP(NETIF_MSG_LINK, "8706 LASI status 0x%x\n", val1); | |
2908 | ||
2909 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2910 | ext_phy_addr, | |
2911 | MDIO_PMA_DEVAD, | |
2912 | MDIO_PMA_REG_LASI_STATUS, &val1); | |
2913 | DP(NETIF_MSG_LINK, "8706 LASI status 0x%x\n", val1); | |
2914 | ||
2915 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2916 | ext_phy_addr, | |
2917 | MDIO_PMA_DEVAD, | |
2918 | MDIO_PMA_REG_RX_SD, &rx_sd); | |
2919 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2920 | ext_phy_addr, | |
2921 | MDIO_PCS_DEVAD, | |
2922 | MDIO_PCS_REG_STATUS, &pcs_status); | |
2923 | ||
2924 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2925 | ext_phy_addr, | |
2926 | MDIO_AN_DEVAD, | |
2927 | MDIO_AN_REG_LINK_STATUS, &val2); | |
2928 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2929 | ext_phy_addr, | |
2930 | MDIO_AN_DEVAD, | |
2931 | MDIO_AN_REG_LINK_STATUS, &val2); | |
2932 | ||
2933 | DP(NETIF_MSG_LINK, "8706 rx_sd 0x%x" | |
2934 | " pcs_status 0x%x 1Gbps link_status 0x%x\n", | |
2935 | rx_sd, pcs_status, val2); | |
2936 | /* link is up if both bit 0 of pmd_rx_sd and | |
2937 | * bit 0 of pcs_status are set, or if the autoneg bit | |
2938 | 1 is set | |
2939 | */ | |
2940 | ext_phy_link_up = ((rx_sd & pcs_status & 0x1) || | |
2941 | (val2 & (1<<1))); | |
57963ed9 YR |
2942 | if (ext_phy_link_up) { |
2943 | if (val2 & (1<<1)) | |
2944 | vars->line_speed = SPEED_1000; | |
2945 | else | |
2946 | vars->line_speed = SPEED_10000; | |
2947 | } | |
2948 | ||
ea4e040a YR |
2949 | /* clear LASI indication*/ |
2950 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
2951 | ext_phy_addr, | |
2952 | MDIO_PMA_DEVAD, | |
2953 | MDIO_PMA_REG_RX_ALARM, &val2); | |
2954 | break; | |
2955 | ||
2956 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
2957 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
2958 | { | |
6bbca910 YR |
2959 | u16 link_status = 0; |
2960 | u16 an1000_status = 0; | |
ea4e040a YR |
2961 | if (ext_phy_type == |
2962 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) { | |
2963 | bnx2x_cl45_read(bp, params->port, | |
2964 | ext_phy_type, | |
2965 | ext_phy_addr, | |
2966 | MDIO_PCS_DEVAD, | |
2967 | MDIO_PCS_REG_LASI_STATUS, &val1); | |
2968 | bnx2x_cl45_read(bp, params->port, | |
2969 | ext_phy_type, | |
2970 | ext_phy_addr, | |
2971 | MDIO_PCS_DEVAD, | |
2972 | MDIO_PCS_REG_LASI_STATUS, &val2); | |
2973 | DP(NETIF_MSG_LINK, | |
2974 | "870x LASI status 0x%x->0x%x\n", | |
2975 | val1, val2); | |
2976 | ||
2977 | } else { | |
2978 | /* In 8073, port1 is directed through emac0 and | |
2979 | * port0 is directed through emac1 | |
2980 | */ | |
2981 | bnx2x_cl45_read(bp, params->port, | |
2982 | ext_phy_type, | |
2983 | ext_phy_addr, | |
2984 | MDIO_PMA_DEVAD, | |
2985 | MDIO_PMA_REG_LASI_STATUS, &val1); | |
2986 | ||
ea4e040a | 2987 | DP(NETIF_MSG_LINK, |
6bbca910 YR |
2988 | "8703 LASI status 0x%x\n", |
2989 | val1); | |
ea4e040a YR |
2990 | } |
2991 | ||
2992 | /* clear the interrupt LASI status register */ | |
2993 | bnx2x_cl45_read(bp, params->port, | |
2994 | ext_phy_type, | |
2995 | ext_phy_addr, | |
2996 | MDIO_PCS_DEVAD, | |
2997 | MDIO_PCS_REG_STATUS, &val2); | |
2998 | bnx2x_cl45_read(bp, params->port, | |
2999 | ext_phy_type, | |
3000 | ext_phy_addr, | |
3001 | MDIO_PCS_DEVAD, | |
3002 | MDIO_PCS_REG_STATUS, &val1); | |
3003 | DP(NETIF_MSG_LINK, "807x PCS status 0x%x->0x%x\n", | |
3004 | val2, val1); | |
6bbca910 | 3005 | /* Clear MSG-OUT */ |
ea4e040a YR |
3006 | bnx2x_cl45_read(bp, params->port, |
3007 | ext_phy_type, | |
3008 | ext_phy_addr, | |
3009 | MDIO_PMA_DEVAD, | |
6bbca910 YR |
3010 | 0xca13, |
3011 | &val1); | |
3012 | ||
3013 | /* Check the LASI */ | |
ea4e040a YR |
3014 | bnx2x_cl45_read(bp, params->port, |
3015 | ext_phy_type, | |
3016 | ext_phy_addr, | |
3017 | MDIO_PMA_DEVAD, | |
6bbca910 YR |
3018 | MDIO_PMA_REG_RX_ALARM, &val2); |
3019 | ||
3020 | DP(NETIF_MSG_LINK, "KR 0x9003 0x%x\n", val2); | |
3021 | ||
ea4e040a YR |
3022 | /* Check the link status */ |
3023 | bnx2x_cl45_read(bp, params->port, | |
3024 | ext_phy_type, | |
3025 | ext_phy_addr, | |
3026 | MDIO_PCS_DEVAD, | |
3027 | MDIO_PCS_REG_STATUS, &val2); | |
3028 | DP(NETIF_MSG_LINK, "KR PCS status 0x%x\n", val2); | |
3029 | ||
3030 | bnx2x_cl45_read(bp, params->port, | |
3031 | ext_phy_type, | |
3032 | ext_phy_addr, | |
3033 | MDIO_PMA_DEVAD, | |
3034 | MDIO_PMA_REG_STATUS, &val2); | |
3035 | bnx2x_cl45_read(bp, params->port, | |
3036 | ext_phy_type, | |
3037 | ext_phy_addr, | |
3038 | MDIO_PMA_DEVAD, | |
3039 | MDIO_PMA_REG_STATUS, &val1); | |
3040 | ext_phy_link_up = ((val1 & 4) == 4); | |
3041 | DP(NETIF_MSG_LINK, "PMA_REG_STATUS=0x%x\n", val1); | |
3042 | if (ext_phy_type == | |
3043 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { | |
6bbca910 | 3044 | |
ea4e040a | 3045 | if (ext_phy_link_up && |
6bbca910 YR |
3046 | ((params->req_line_speed != |
3047 | SPEED_10000))) { | |
ea4e040a YR |
3048 | if (bnx2x_bcm8073_xaui_wa(params) |
3049 | != 0) { | |
3050 | ext_phy_link_up = 0; | |
3051 | break; | |
3052 | } | |
6bbca910 YR |
3053 | } |
3054 | bnx2x_cl45_read(bp, params->port, | |
ea4e040a YR |
3055 | ext_phy_type, |
3056 | ext_phy_addr, | |
6bbca910 | 3057 | MDIO_AN_DEVAD, |
ea4e040a YR |
3058 | 0x8304, |
3059 | &an1000_status); | |
6bbca910 | 3060 | bnx2x_cl45_read(bp, params->port, |
ea4e040a YR |
3061 | ext_phy_type, |
3062 | ext_phy_addr, | |
6bbca910 | 3063 | MDIO_AN_DEVAD, |
ea4e040a YR |
3064 | 0x8304, |
3065 | &an1000_status); | |
6bbca910 | 3066 | |
ea4e040a YR |
3067 | /* Check the link status on 1.1.2 */ |
3068 | bnx2x_cl45_read(bp, params->port, | |
3069 | ext_phy_type, | |
3070 | ext_phy_addr, | |
3071 | MDIO_PMA_DEVAD, | |
3072 | MDIO_PMA_REG_STATUS, &val2); | |
3073 | bnx2x_cl45_read(bp, params->port, | |
3074 | ext_phy_type, | |
3075 | ext_phy_addr, | |
3076 | MDIO_PMA_DEVAD, | |
3077 | MDIO_PMA_REG_STATUS, &val1); | |
3078 | DP(NETIF_MSG_LINK, "KR PMA status 0x%x->0x%x," | |
3079 | "an_link_status=0x%x\n", | |
3080 | val2, val1, an1000_status); | |
3081 | ||
6bbca910 YR |
3082 | ext_phy_link_up = (((val1 & 4) == 4) || |
3083 | (an1000_status & (1<<1))); | |
ea4e040a YR |
3084 | if (ext_phy_link_up && |
3085 | bnx2x_8073_is_snr_needed(params)) { | |
3086 | /* The SNR will improve about 2dbby | |
3087 | changing the BW and FEE main tap.*/ | |
3088 | ||
3089 | /* The 1st write to change FFE main | |
3090 | tap is set before restart AN */ | |
3091 | /* Change PLL Bandwidth in EDC | |
3092 | register */ | |
3093 | bnx2x_cl45_write(bp, port, ext_phy_type, | |
3094 | ext_phy_addr, | |
3095 | MDIO_PMA_DEVAD, | |
3096 | MDIO_PMA_REG_PLL_BANDWIDTH, | |
3097 | 0x26BC); | |
3098 | ||
3099 | /* Change CDR Bandwidth in EDC | |
3100 | register */ | |
3101 | bnx2x_cl45_write(bp, port, ext_phy_type, | |
3102 | ext_phy_addr, | |
3103 | MDIO_PMA_DEVAD, | |
3104 | MDIO_PMA_REG_CDR_BANDWIDTH, | |
3105 | 0x0333); | |
3106 | ||
6bbca910 YR |
3107 | |
3108 | } | |
3109 | bnx2x_cl45_read(bp, params->port, | |
3110 | ext_phy_type, | |
3111 | ext_phy_addr, | |
3112 | MDIO_PMA_DEVAD, | |
3113 | 0xc820, | |
3114 | &link_status); | |
3115 | ||
3116 | /* Bits 0..2 --> speed detected, | |
3117 | bits 13..15--> link is down */ | |
3118 | if ((link_status & (1<<2)) && | |
3119 | (!(link_status & (1<<15)))) { | |
3120 | ext_phy_link_up = 1; | |
3121 | vars->line_speed = SPEED_10000; | |
3122 | DP(NETIF_MSG_LINK, | |
3123 | "port %x: External link" | |
3124 | " up in 10G\n", params->port); | |
3125 | } else if ((link_status & (1<<1)) && | |
3126 | (!(link_status & (1<<14)))) { | |
3127 | ext_phy_link_up = 1; | |
3128 | vars->line_speed = SPEED_2500; | |
3129 | DP(NETIF_MSG_LINK, | |
3130 | "port %x: External link" | |
3131 | " up in 2.5G\n", params->port); | |
3132 | } else if ((link_status & (1<<0)) && | |
3133 | (!(link_status & (1<<13)))) { | |
3134 | ext_phy_link_up = 1; | |
3135 | vars->line_speed = SPEED_1000; | |
3136 | DP(NETIF_MSG_LINK, | |
3137 | "port %x: External link" | |
3138 | " up in 1G\n", params->port); | |
3139 | } else { | |
3140 | ext_phy_link_up = 0; | |
3141 | DP(NETIF_MSG_LINK, | |
3142 | "port %x: External link" | |
3143 | " is down\n", params->port); | |
3144 | } | |
3145 | } else { | |
3146 | /* See if 1G link is up for the 8072 */ | |
3147 | bnx2x_cl45_read(bp, params->port, | |
3148 | ext_phy_type, | |
3149 | ext_phy_addr, | |
3150 | MDIO_AN_DEVAD, | |
3151 | 0x8304, | |
3152 | &an1000_status); | |
3153 | bnx2x_cl45_read(bp, params->port, | |
3154 | ext_phy_type, | |
3155 | ext_phy_addr, | |
3156 | MDIO_AN_DEVAD, | |
3157 | 0x8304, | |
3158 | &an1000_status); | |
3159 | if (an1000_status & (1<<1)) { | |
3160 | ext_phy_link_up = 1; | |
3161 | vars->line_speed = SPEED_1000; | |
3162 | DP(NETIF_MSG_LINK, | |
3163 | "port %x: External link" | |
3164 | " up in 1G\n", params->port); | |
3165 | } else if (ext_phy_link_up) { | |
3166 | ext_phy_link_up = 1; | |
3167 | vars->line_speed = SPEED_10000; | |
3168 | DP(NETIF_MSG_LINK, | |
3169 | "port %x: External link" | |
3170 | " up in 10G\n", params->port); | |
ea4e040a YR |
3171 | } |
3172 | } | |
6bbca910 YR |
3173 | |
3174 | ||
ea4e040a YR |
3175 | break; |
3176 | } | |
3177 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
3178 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
3179 | ext_phy_addr, | |
3180 | MDIO_PMA_DEVAD, | |
3181 | MDIO_PMA_REG_LASI_STATUS, &val2); | |
3182 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
3183 | ext_phy_addr, | |
3184 | MDIO_PMA_DEVAD, | |
3185 | MDIO_PMA_REG_LASI_STATUS, &val1); | |
3186 | DP(NETIF_MSG_LINK, | |
3187 | "10G-base-T LASI status 0x%x->0x%x\n", | |
3188 | val2, val1); | |
3189 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
3190 | ext_phy_addr, | |
3191 | MDIO_PMA_DEVAD, | |
3192 | MDIO_PMA_REG_STATUS, &val2); | |
3193 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
3194 | ext_phy_addr, | |
3195 | MDIO_PMA_DEVAD, | |
3196 | MDIO_PMA_REG_STATUS, &val1); | |
3197 | DP(NETIF_MSG_LINK, | |
3198 | "10G-base-T PMA status 0x%x->0x%x\n", | |
3199 | val2, val1); | |
3200 | ext_phy_link_up = ((val1 & 4) == 4); | |
3201 | /* if link is up | |
3202 | * print the AN outcome of the SFX7101 PHY | |
3203 | */ | |
3204 | if (ext_phy_link_up) { | |
3205 | bnx2x_cl45_read(bp, params->port, | |
3206 | ext_phy_type, | |
3207 | ext_phy_addr, | |
3208 | MDIO_AN_DEVAD, | |
3209 | MDIO_AN_REG_MASTER_STATUS, | |
3210 | &val2); | |
57963ed9 | 3211 | vars->line_speed = SPEED_10000; |
ea4e040a YR |
3212 | DP(NETIF_MSG_LINK, |
3213 | "SFX7101 AN status 0x%x->Master=%x\n", | |
3214 | val2, | |
3215 | (val2 & (1<<14))); | |
3216 | } | |
3217 | break; | |
3218 | ||
3219 | default: | |
3220 | DP(NETIF_MSG_LINK, "BAD XGXS ext_phy_config 0x%x\n", | |
3221 | params->ext_phy_config); | |
3222 | ext_phy_link_up = 0; | |
3223 | break; | |
3224 | } | |
3225 | ||
3226 | } else { /* SerDes */ | |
3227 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); | |
3228 | switch (ext_phy_type) { | |
3229 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT: | |
3230 | DP(NETIF_MSG_LINK, "SerDes Direct\n"); | |
3231 | ext_phy_link_up = 1; | |
3232 | break; | |
3233 | ||
3234 | case PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482: | |
3235 | DP(NETIF_MSG_LINK, "SerDes 5482\n"); | |
3236 | ext_phy_link_up = 1; | |
3237 | break; | |
3238 | ||
3239 | default: | |
3240 | DP(NETIF_MSG_LINK, | |
3241 | "BAD SerDes ext_phy_config 0x%x\n", | |
3242 | params->ext_phy_config); | |
3243 | ext_phy_link_up = 0; | |
3244 | break; | |
3245 | } | |
3246 | } | |
3247 | ||
3248 | return ext_phy_link_up; | |
3249 | } | |
3250 | ||
3251 | static void bnx2x_link_int_enable(struct link_params *params) | |
3252 | { | |
3253 | u8 port = params->port; | |
3254 | u32 ext_phy_type; | |
3255 | u32 mask; | |
3256 | struct bnx2x *bp = params->bp; | |
3257 | /* setting the status to report on link up | |
3258 | for either XGXS or SerDes */ | |
3259 | ||
3260 | if (params->switch_cfg == SWITCH_CFG_10G) { | |
3261 | mask = (NIG_MASK_XGXS0_LINK10G | | |
3262 | NIG_MASK_XGXS0_LINK_STATUS); | |
3263 | DP(NETIF_MSG_LINK, "enabled XGXS interrupt\n"); | |
3264 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
3265 | if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) && | |
3266 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE) && | |
3267 | (ext_phy_type != | |
3268 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN)) { | |
3269 | mask |= NIG_MASK_MI_INT; | |
3270 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); | |
3271 | } | |
3272 | ||
3273 | } else { /* SerDes */ | |
3274 | mask = NIG_MASK_SERDES0_LINK_STATUS; | |
3275 | DP(NETIF_MSG_LINK, "enabled SerDes interrupt\n"); | |
3276 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); | |
3277 | if ((ext_phy_type != | |
3278 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) && | |
3279 | (ext_phy_type != | |
3280 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_NOT_CONN)) { | |
3281 | mask |= NIG_MASK_MI_INT; | |
3282 | DP(NETIF_MSG_LINK, "enabled external phy int\n"); | |
3283 | } | |
3284 | } | |
3285 | bnx2x_bits_en(bp, | |
3286 | NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
3287 | mask); | |
3288 | DP(NETIF_MSG_LINK, "port %x, is_xgxs=%x, int_status 0x%x\n", port, | |
3289 | (params->switch_cfg == SWITCH_CFG_10G), | |
3290 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); | |
3291 | ||
3292 | DP(NETIF_MSG_LINK, " int_mask 0x%x, MI_INT %x, SERDES_LINK %x\n", | |
3293 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), | |
3294 | REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18), | |
3295 | REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS+port*0x3c)); | |
3296 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", | |
3297 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), | |
3298 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); | |
3299 | } | |
3300 | ||
3301 | ||
3302 | /* | |
3303 | * link management | |
3304 | */ | |
3305 | static void bnx2x_link_int_ack(struct link_params *params, | |
3306 | struct link_vars *vars, u16 is_10g) | |
3307 | { | |
3308 | struct bnx2x *bp = params->bp; | |
3309 | u8 port = params->port; | |
3310 | ||
3311 | /* first reset all status | |
3312 | * we assume only one line will be change at a time */ | |
3313 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
3314 | (NIG_STATUS_XGXS0_LINK10G | | |
3315 | NIG_STATUS_XGXS0_LINK_STATUS | | |
3316 | NIG_STATUS_SERDES0_LINK_STATUS)); | |
3317 | if (vars->phy_link_up) { | |
3318 | if (is_10g) { | |
3319 | /* Disable the 10G link interrupt | |
3320 | * by writing 1 to the status register | |
3321 | */ | |
3322 | DP(NETIF_MSG_LINK, "10G XGXS phy link up\n"); | |
3323 | bnx2x_bits_en(bp, | |
3324 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
3325 | NIG_STATUS_XGXS0_LINK10G); | |
3326 | ||
3327 | } else if (params->switch_cfg == SWITCH_CFG_10G) { | |
3328 | /* Disable the link interrupt | |
3329 | * by writing 1 to the relevant lane | |
3330 | * in the status register | |
3331 | */ | |
3332 | u32 ser_lane = ((params->lane_config & | |
3333 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_MASK) >> | |
3334 | PORT_HW_CFG_LANE_SWAP_CFG_MASTER_SHIFT); | |
3335 | ||
3336 | DP(NETIF_MSG_LINK, "1G XGXS phy link up\n"); | |
3337 | bnx2x_bits_en(bp, | |
3338 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
3339 | ((1 << ser_lane) << | |
3340 | NIG_STATUS_XGXS0_LINK_STATUS_SIZE)); | |
3341 | ||
3342 | } else { /* SerDes */ | |
3343 | DP(NETIF_MSG_LINK, "SerDes phy link up\n"); | |
3344 | /* Disable the link interrupt | |
3345 | * by writing 1 to the status register | |
3346 | */ | |
3347 | bnx2x_bits_en(bp, | |
3348 | NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
3349 | NIG_STATUS_SERDES0_LINK_STATUS); | |
3350 | } | |
3351 | ||
3352 | } else { /* link_down */ | |
3353 | } | |
3354 | } | |
3355 | ||
3356 | static u8 bnx2x_format_ver(u32 num, u8 *str, u16 len) | |
3357 | { | |
3358 | u8 *str_ptr = str; | |
3359 | u32 mask = 0xf0000000; | |
3360 | u8 shift = 8*4; | |
3361 | u8 digit; | |
3362 | if (len < 10) { | |
3363 | /* Need more then 10chars for this format */ | |
3364 | *str_ptr = '\0'; | |
3365 | return -EINVAL; | |
3366 | } | |
3367 | while (shift > 0) { | |
3368 | ||
3369 | shift -= 4; | |
3370 | digit = ((num & mask) >> shift); | |
3371 | if (digit < 0xa) | |
3372 | *str_ptr = digit + '0'; | |
3373 | else | |
3374 | *str_ptr = digit - 0xa + 'a'; | |
3375 | str_ptr++; | |
3376 | mask = mask >> 4; | |
3377 | if (shift == 4*4) { | |
3378 | *str_ptr = ':'; | |
3379 | str_ptr++; | |
3380 | } | |
3381 | } | |
3382 | *str_ptr = '\0'; | |
3383 | return 0; | |
3384 | } | |
3385 | ||
3386 | ||
57963ed9 YR |
3387 | static void bnx2x_turn_on_ef(struct bnx2x *bp, u8 port, u8 ext_phy_addr, |
3388 | u32 ext_phy_type) | |
ea4e040a YR |
3389 | { |
3390 | u32 cnt = 0; | |
3391 | u16 ctrl = 0; | |
3392 | /* Enable EMAC0 in to enable MDIO */ | |
3393 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_SET, | |
3394 | (MISC_REGISTERS_RESET_REG_2_RST_EMAC0_HARD_CORE << port)); | |
3395 | msleep(5); | |
3396 | ||
3397 | /* take ext phy out of reset */ | |
3398 | bnx2x_set_gpio(bp, | |
17de50b7 EG |
3399 | MISC_REGISTERS_GPIO_2, |
3400 | MISC_REGISTERS_GPIO_HIGH, | |
3401 | port); | |
ea4e040a YR |
3402 | |
3403 | bnx2x_set_gpio(bp, | |
17de50b7 EG |
3404 | MISC_REGISTERS_GPIO_1, |
3405 | MISC_REGISTERS_GPIO_HIGH, | |
3406 | port); | |
ea4e040a YR |
3407 | |
3408 | /* wait for 5ms */ | |
3409 | msleep(5); | |
3410 | ||
3411 | for (cnt = 0; cnt < 1000; cnt++) { | |
3412 | msleep(1); | |
3413 | bnx2x_cl45_read(bp, port, | |
57963ed9 | 3414 | ext_phy_type, |
ea4e040a YR |
3415 | ext_phy_addr, |
3416 | MDIO_PMA_DEVAD, | |
3417 | MDIO_PMA_REG_CTRL, | |
3418 | &ctrl); | |
3419 | if (!(ctrl & (1<<15))) { | |
3420 | DP(NETIF_MSG_LINK, "Reset completed\n\n"); | |
3421 | break; | |
3422 | } | |
3423 | } | |
3424 | } | |
3425 | ||
17de50b7 | 3426 | static void bnx2x_turn_off_sf(struct bnx2x *bp, u8 port) |
ea4e040a YR |
3427 | { |
3428 | /* put sf to reset */ | |
ea4e040a | 3429 | bnx2x_set_gpio(bp, |
17de50b7 EG |
3430 | MISC_REGISTERS_GPIO_1, |
3431 | MISC_REGISTERS_GPIO_LOW, | |
3432 | port); | |
3433 | bnx2x_set_gpio(bp, | |
3434 | MISC_REGISTERS_GPIO_2, | |
3435 | MISC_REGISTERS_GPIO_LOW, | |
3436 | port); | |
ea4e040a YR |
3437 | } |
3438 | ||
3439 | u8 bnx2x_get_ext_phy_fw_version(struct link_params *params, u8 driver_loaded, | |
3440 | u8 *version, u16 len) | |
3441 | { | |
3442 | struct bnx2x *bp = params->bp; | |
3443 | u32 ext_phy_type = 0; | |
3444 | u16 val = 0; | |
3445 | u8 ext_phy_addr = 0 ; | |
3446 | u8 status = 0 ; | |
3447 | u32 ver_num; | |
3448 | ||
3449 | if (version == NULL || params == NULL) | |
3450 | return -EINVAL; | |
3451 | ||
3452 | /* reset the returned value to zero */ | |
3453 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
3454 | ext_phy_addr = ((params->ext_phy_config & | |
3455 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
3456 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
3457 | ||
3458 | switch (ext_phy_type) { | |
3459 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
3460 | ||
3461 | if (len < 5) | |
3462 | return -EINVAL; | |
3463 | ||
3464 | /* Take ext phy out of reset */ | |
3465 | if (!driver_loaded) | |
57963ed9 YR |
3466 | bnx2x_turn_on_ef(bp, params->port, ext_phy_addr, |
3467 | ext_phy_type); | |
ea4e040a YR |
3468 | |
3469 | /* wait for 1ms */ | |
3470 | msleep(1); | |
3471 | ||
3472 | bnx2x_cl45_read(bp, params->port, | |
3473 | ext_phy_type, | |
3474 | ext_phy_addr, | |
3475 | MDIO_PMA_DEVAD, | |
3476 | MDIO_PMA_REG_7101_VER1, &val); | |
3477 | version[2] = (val & 0xFF); | |
3478 | version[3] = ((val & 0xFF00)>>8); | |
3479 | ||
3480 | bnx2x_cl45_read(bp, params->port, | |
3481 | ext_phy_type, | |
3482 | ext_phy_addr, | |
3483 | MDIO_PMA_DEVAD, MDIO_PMA_REG_7101_VER2, | |
3484 | &val); | |
3485 | version[0] = (val & 0xFF); | |
3486 | version[1] = ((val & 0xFF00)>>8); | |
3487 | version[4] = '\0'; | |
3488 | ||
3489 | if (!driver_loaded) | |
17de50b7 | 3490 | bnx2x_turn_off_sf(bp, params->port); |
ea4e040a YR |
3491 | break; |
3492 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
3493 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
3494 | { | |
57963ed9 YR |
3495 | /* Take ext phy out of reset */ |
3496 | if (!driver_loaded) | |
3497 | bnx2x_turn_on_ef(bp, params->port, ext_phy_addr, | |
3498 | ext_phy_type); | |
3499 | ||
ea4e040a YR |
3500 | bnx2x_cl45_read(bp, params->port, ext_phy_type, |
3501 | ext_phy_addr, | |
3502 | MDIO_PMA_DEVAD, | |
3503 | MDIO_PMA_REG_ROM_VER1, &val); | |
3504 | ver_num = val<<16; | |
3505 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
3506 | ext_phy_addr, | |
3507 | MDIO_PMA_DEVAD, | |
3508 | MDIO_PMA_REG_ROM_VER2, &val); | |
3509 | ver_num |= val; | |
3510 | status = bnx2x_format_ver(ver_num, version, len); | |
3511 | break; | |
3512 | } | |
3513 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
3514 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
3515 | ||
3516 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
3517 | ext_phy_addr, | |
3518 | MDIO_PMA_DEVAD, | |
3519 | MDIO_PMA_REG_ROM_VER1, &val); | |
3520 | ver_num = val<<16; | |
3521 | bnx2x_cl45_read(bp, params->port, ext_phy_type, | |
3522 | ext_phy_addr, | |
3523 | MDIO_PMA_DEVAD, | |
3524 | MDIO_PMA_REG_ROM_VER2, &val); | |
3525 | ver_num |= val; | |
3526 | status = bnx2x_format_ver(ver_num, version, len); | |
3527 | break; | |
3528 | ||
3529 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
3530 | break; | |
3531 | ||
3532 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: | |
3533 | DP(NETIF_MSG_LINK, "bnx2x_get_ext_phy_fw_version:" | |
3534 | " type is FAILURE!\n"); | |
3535 | status = -EINVAL; | |
3536 | break; | |
3537 | ||
3538 | default: | |
3539 | break; | |
3540 | } | |
3541 | return status; | |
3542 | } | |
3543 | ||
3544 | static void bnx2x_set_xgxs_loopback(struct link_params *params, | |
3545 | struct link_vars *vars, | |
3546 | u8 is_10g) | |
3547 | { | |
3548 | u8 port = params->port; | |
3549 | struct bnx2x *bp = params->bp; | |
3550 | ||
3551 | if (is_10g) { | |
3552 | u32 md_devad; | |
3553 | ||
3554 | DP(NETIF_MSG_LINK, "XGXS 10G loopback enable\n"); | |
3555 | ||
3556 | /* change the uni_phy_addr in the nig */ | |
3557 | md_devad = REG_RD(bp, (NIG_REG_XGXS0_CTRL_MD_DEVAD + | |
3558 | port*0x18)); | |
3559 | ||
3560 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, 0x5); | |
3561 | ||
3562 | bnx2x_cl45_write(bp, port, 0, | |
3563 | params->phy_addr, | |
3564 | 5, | |
3565 | (MDIO_REG_BANK_AER_BLOCK + | |
3566 | (MDIO_AER_BLOCK_AER_REG & 0xf)), | |
3567 | 0x2800); | |
3568 | ||
3569 | bnx2x_cl45_write(bp, port, 0, | |
3570 | params->phy_addr, | |
3571 | 5, | |
3572 | (MDIO_REG_BANK_CL73_IEEEB0 + | |
3573 | (MDIO_CL73_IEEEB0_CL73_AN_CONTROL & 0xf)), | |
3574 | 0x6041); | |
3575 | ||
3576 | /* set aer mmd back */ | |
3577 | bnx2x_set_aer_mmd(params, vars); | |
3578 | ||
3579 | /* and md_devad */ | |
3580 | REG_WR(bp, NIG_REG_XGXS0_CTRL_MD_DEVAD + port*0x18, | |
3581 | md_devad); | |
3582 | ||
3583 | } else { | |
3584 | u16 mii_control; | |
3585 | ||
3586 | DP(NETIF_MSG_LINK, "XGXS 1G loopback enable\n"); | |
3587 | ||
3588 | CL45_RD_OVER_CL22(bp, port, | |
3589 | params->phy_addr, | |
3590 | MDIO_REG_BANK_COMBO_IEEE0, | |
3591 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
3592 | &mii_control); | |
3593 | ||
3594 | CL45_WR_OVER_CL22(bp, port, | |
3595 | params->phy_addr, | |
3596 | MDIO_REG_BANK_COMBO_IEEE0, | |
3597 | MDIO_COMBO_IEEE0_MII_CONTROL, | |
3598 | (mii_control | | |
3599 | MDIO_COMBO_IEEO_MII_CONTROL_LOOPBACK)); | |
3600 | } | |
3601 | } | |
3602 | ||
3603 | ||
3604 | static void bnx2x_ext_phy_loopback(struct link_params *params) | |
3605 | { | |
3606 | struct bnx2x *bp = params->bp; | |
3607 | u8 ext_phy_addr; | |
3608 | u32 ext_phy_type; | |
3609 | ||
3610 | if (params->switch_cfg == SWITCH_CFG_10G) { | |
3611 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
3612 | /* CL37 Autoneg Enabled */ | |
3613 | ext_phy_addr = ((params->ext_phy_config & | |
3614 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
3615 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
3616 | switch (ext_phy_type) { | |
3617 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
3618 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN: | |
3619 | DP(NETIF_MSG_LINK, | |
3620 | "ext_phy_loopback: We should not get here\n"); | |
3621 | break; | |
3622 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
3623 | DP(NETIF_MSG_LINK, "ext_phy_loopback: 8705\n"); | |
3624 | break; | |
3625 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
3626 | DP(NETIF_MSG_LINK, "ext_phy_loopback: 8706\n"); | |
3627 | break; | |
3628 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
3629 | /* SFX7101_XGXS_TEST1 */ | |
3630 | bnx2x_cl45_write(bp, params->port, ext_phy_type, | |
3631 | ext_phy_addr, | |
3632 | MDIO_XS_DEVAD, | |
3633 | MDIO_XS_SFX7101_XGXS_TEST1, | |
3634 | 0x100); | |
3635 | DP(NETIF_MSG_LINK, | |
3636 | "ext_phy_loopback: set ext phy loopback\n"); | |
3637 | break; | |
3638 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
3639 | ||
3640 | break; | |
3641 | } /* switch external PHY type */ | |
3642 | } else { | |
3643 | /* serdes */ | |
3644 | ext_phy_type = SERDES_EXT_PHY_TYPE(params->ext_phy_config); | |
3645 | ext_phy_addr = (params->ext_phy_config & | |
3646 | PORT_HW_CFG_SERDES_EXT_PHY_ADDR_MASK) | |
3647 | >> PORT_HW_CFG_SERDES_EXT_PHY_ADDR_SHIFT; | |
3648 | } | |
3649 | } | |
3650 | ||
3651 | ||
3652 | /* | |
3653 | *------------------------------------------------------------------------ | |
3654 | * bnx2x_override_led_value - | |
3655 | * | |
3656 | * Override the led value of the requsted led | |
3657 | * | |
3658 | *------------------------------------------------------------------------ | |
3659 | */ | |
3660 | u8 bnx2x_override_led_value(struct bnx2x *bp, u8 port, | |
3661 | u32 led_idx, u32 value) | |
3662 | { | |
3663 | u32 reg_val; | |
3664 | ||
3665 | /* If port 0 then use EMAC0, else use EMAC1*/ | |
3666 | u32 emac_base = (port) ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
3667 | ||
3668 | DP(NETIF_MSG_LINK, | |
3669 | "bnx2x_override_led_value() port %x led_idx %d value %d\n", | |
3670 | port, led_idx, value); | |
3671 | ||
3672 | switch (led_idx) { | |
3673 | case 0: /* 10MB led */ | |
3674 | /* Read the current value of the LED register in | |
3675 | the EMAC block */ | |
3676 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
3677 | /* Set the OVERRIDE bit to 1 */ | |
3678 | reg_val |= EMAC_LED_OVERRIDE; | |
3679 | /* If value is 1, set the 10M_OVERRIDE bit, | |
3680 | otherwise reset it.*/ | |
3681 | reg_val = (value == 1) ? (reg_val | EMAC_LED_10MB_OVERRIDE) : | |
3682 | (reg_val & ~EMAC_LED_10MB_OVERRIDE); | |
3683 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
3684 | break; | |
3685 | case 1: /*100MB led */ | |
3686 | /*Read the current value of the LED register in | |
3687 | the EMAC block */ | |
3688 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
3689 | /* Set the OVERRIDE bit to 1 */ | |
3690 | reg_val |= EMAC_LED_OVERRIDE; | |
3691 | /* If value is 1, set the 100M_OVERRIDE bit, | |
3692 | otherwise reset it.*/ | |
3693 | reg_val = (value == 1) ? (reg_val | EMAC_LED_100MB_OVERRIDE) : | |
3694 | (reg_val & ~EMAC_LED_100MB_OVERRIDE); | |
3695 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
3696 | break; | |
3697 | case 2: /* 1000MB led */ | |
3698 | /* Read the current value of the LED register in the | |
3699 | EMAC block */ | |
3700 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
3701 | /* Set the OVERRIDE bit to 1 */ | |
3702 | reg_val |= EMAC_LED_OVERRIDE; | |
3703 | /* If value is 1, set the 1000M_OVERRIDE bit, otherwise | |
3704 | reset it. */ | |
3705 | reg_val = (value == 1) ? (reg_val | EMAC_LED_1000MB_OVERRIDE) : | |
3706 | (reg_val & ~EMAC_LED_1000MB_OVERRIDE); | |
3707 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
3708 | break; | |
3709 | case 3: /* 2500MB led */ | |
3710 | /* Read the current value of the LED register in the | |
3711 | EMAC block*/ | |
3712 | reg_val = REG_RD(bp, emac_base + EMAC_REG_EMAC_LED); | |
3713 | /* Set the OVERRIDE bit to 1 */ | |
3714 | reg_val |= EMAC_LED_OVERRIDE; | |
3715 | /* If value is 1, set the 2500M_OVERRIDE bit, otherwise | |
3716 | reset it.*/ | |
3717 | reg_val = (value == 1) ? (reg_val | EMAC_LED_2500MB_OVERRIDE) : | |
3718 | (reg_val & ~EMAC_LED_2500MB_OVERRIDE); | |
3719 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
3720 | break; | |
3721 | case 4: /*10G led */ | |
3722 | if (port == 0) { | |
3723 | REG_WR(bp, NIG_REG_LED_10G_P0, | |
3724 | value); | |
3725 | } else { | |
3726 | REG_WR(bp, NIG_REG_LED_10G_P1, | |
3727 | value); | |
3728 | } | |
3729 | break; | |
3730 | case 5: /* TRAFFIC led */ | |
3731 | /* Find if the traffic control is via BMAC or EMAC */ | |
3732 | if (port == 0) | |
3733 | reg_val = REG_RD(bp, NIG_REG_NIG_EMAC0_EN); | |
3734 | else | |
3735 | reg_val = REG_RD(bp, NIG_REG_NIG_EMAC1_EN); | |
3736 | ||
3737 | /* Override the traffic led in the EMAC:*/ | |
3738 | if (reg_val == 1) { | |
3739 | /* Read the current value of the LED register in | |
3740 | the EMAC block */ | |
3741 | reg_val = REG_RD(bp, emac_base + | |
3742 | EMAC_REG_EMAC_LED); | |
3743 | /* Set the TRAFFIC_OVERRIDE bit to 1 */ | |
3744 | reg_val |= EMAC_LED_OVERRIDE; | |
3745 | /* If value is 1, set the TRAFFIC bit, otherwise | |
3746 | reset it.*/ | |
3747 | reg_val = (value == 1) ? (reg_val | EMAC_LED_TRAFFIC) : | |
3748 | (reg_val & ~EMAC_LED_TRAFFIC); | |
3749 | REG_WR(bp, emac_base + EMAC_REG_EMAC_LED, reg_val); | |
3750 | } else { /* Override the traffic led in the BMAC: */ | |
3751 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 | |
3752 | + port*4, 1); | |
3753 | REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + port*4, | |
3754 | value); | |
3755 | } | |
3756 | break; | |
3757 | default: | |
3758 | DP(NETIF_MSG_LINK, | |
3759 | "bnx2x_override_led_value() unknown led index %d " | |
3760 | "(should be 0-5)\n", led_idx); | |
3761 | return -EINVAL; | |
3762 | } | |
3763 | ||
3764 | return 0; | |
3765 | } | |
3766 | ||
3767 | ||
3768 | u8 bnx2x_set_led(struct bnx2x *bp, u8 port, u8 mode, u32 speed, | |
3769 | u16 hw_led_mode, u32 chip_id) | |
3770 | { | |
3771 | u8 rc = 0; | |
345b5d52 EG |
3772 | u32 tmp; |
3773 | u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; | |
ea4e040a YR |
3774 | DP(NETIF_MSG_LINK, "bnx2x_set_led: port %x, mode %d\n", port, mode); |
3775 | DP(NETIF_MSG_LINK, "speed 0x%x, hw_led_mode 0x%x\n", | |
3776 | speed, hw_led_mode); | |
3777 | switch (mode) { | |
3778 | case LED_MODE_OFF: | |
3779 | REG_WR(bp, NIG_REG_LED_10G_P0 + port*4, 0); | |
3780 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, | |
3781 | SHARED_HW_CFG_LED_MAC1); | |
345b5d52 EG |
3782 | |
3783 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); | |
3784 | EMAC_WR(EMAC_REG_EMAC_LED, (tmp | EMAC_LED_OVERRIDE)); | |
ea4e040a YR |
3785 | break; |
3786 | ||
3787 | case LED_MODE_OPER: | |
3788 | REG_WR(bp, NIG_REG_LED_MODE_P0 + port*4, hw_led_mode); | |
3789 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 + | |
3790 | port*4, 0); | |
3791 | /* Set blinking rate to ~15.9Hz */ | |
3792 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_P0 + port*4, | |
3793 | LED_BLINK_RATE_VAL); | |
3794 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_RATE_ENA_P0 + | |
3795 | port*4, 1); | |
345b5d52 EG |
3796 | tmp = EMAC_RD(bp, EMAC_REG_EMAC_LED); |
3797 | EMAC_WR(EMAC_REG_EMAC_LED, | |
3798 | (tmp & (~EMAC_LED_OVERRIDE))); | |
3799 | ||
34f80b04 EG |
3800 | if (!CHIP_IS_E1H(bp) && |
3801 | ((speed == SPEED_2500) || | |
ea4e040a YR |
3802 | (speed == SPEED_1000) || |
3803 | (speed == SPEED_100) || | |
3804 | (speed == SPEED_10))) { | |
3805 | /* On Everest 1 Ax chip versions for speeds less than | |
3806 | 10G LED scheme is different */ | |
3807 | REG_WR(bp, NIG_REG_LED_CONTROL_OVERRIDE_TRAFFIC_P0 | |
3808 | + port*4, 1); | |
3809 | REG_WR(bp, NIG_REG_LED_CONTROL_TRAFFIC_P0 + | |
3810 | port*4, 0); | |
3811 | REG_WR(bp, NIG_REG_LED_CONTROL_BLINK_TRAFFIC_P0 + | |
3812 | port*4, 1); | |
3813 | } | |
3814 | break; | |
3815 | ||
3816 | default: | |
3817 | rc = -EINVAL; | |
3818 | DP(NETIF_MSG_LINK, "bnx2x_set_led: Invalid led mode %d\n", | |
3819 | mode); | |
3820 | break; | |
3821 | } | |
3822 | return rc; | |
3823 | ||
3824 | } | |
3825 | ||
3826 | u8 bnx2x_test_link(struct link_params *params, struct link_vars *vars) | |
3827 | { | |
3828 | struct bnx2x *bp = params->bp; | |
3829 | u16 gp_status = 0; | |
3830 | ||
3831 | CL45_RD_OVER_CL22(bp, params->port, | |
3832 | params->phy_addr, | |
3833 | MDIO_REG_BANK_GP_STATUS, | |
3834 | MDIO_GP_STATUS_TOP_AN_STATUS1, | |
3835 | &gp_status); | |
3836 | /* link is up only if both local phy and external phy are up */ | |
3837 | if ((gp_status & MDIO_GP_STATUS_TOP_AN_STATUS1_LINK_STATUS) && | |
3838 | bnx2x_ext_phy_is_link_up(params, vars)) | |
3839 | return 0; | |
3840 | ||
3841 | return -ESRCH; | |
3842 | } | |
3843 | ||
3844 | static u8 bnx2x_link_initialize(struct link_params *params, | |
3845 | struct link_vars *vars) | |
3846 | { | |
3847 | struct bnx2x *bp = params->bp; | |
3848 | u8 port = params->port; | |
3849 | u8 rc = 0; | |
57963ed9 YR |
3850 | u8 non_ext_phy; |
3851 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); | |
ea4e040a YR |
3852 | /* Activate the external PHY */ |
3853 | bnx2x_ext_phy_reset(params, vars); | |
3854 | ||
3855 | bnx2x_set_aer_mmd(params, vars); | |
3856 | ||
3857 | if (vars->phy_flags & PHY_XGXS_FLAG) | |
3858 | bnx2x_set_master_ln(params); | |
3859 | ||
3860 | rc = bnx2x_reset_unicore(params); | |
3861 | /* reset the SerDes and wait for reset bit return low */ | |
3862 | if (rc != 0) | |
3863 | return rc; | |
3864 | ||
3865 | bnx2x_set_aer_mmd(params, vars); | |
3866 | ||
3867 | /* setting the masterLn_def again after the reset */ | |
3868 | if (vars->phy_flags & PHY_XGXS_FLAG) { | |
3869 | bnx2x_set_master_ln(params); | |
3870 | bnx2x_set_swap_lanes(params); | |
3871 | } | |
3872 | ||
ea4e040a YR |
3873 | if (vars->phy_flags & PHY_XGXS_FLAG) { |
3874 | if (params->req_line_speed && | |
3875 | ((params->req_line_speed == SPEED_100) || | |
3876 | (params->req_line_speed == SPEED_10))) { | |
3877 | vars->phy_flags |= PHY_SGMII_FLAG; | |
3878 | } else { | |
3879 | vars->phy_flags &= ~PHY_SGMII_FLAG; | |
3880 | } | |
3881 | } | |
57963ed9 YR |
3882 | /* In case of external phy existance, the line speed would be the |
3883 | line speed linked up by the external phy. In case it is direct only, | |
3884 | then the line_speed during initialization will be equal to the | |
3885 | req_line_speed*/ | |
3886 | vars->line_speed = params->req_line_speed; | |
ea4e040a | 3887 | |
8c99e7b0 | 3888 | bnx2x_calc_ieee_aneg_adv(params, &vars->ieee_fc); |
ea4e040a | 3889 | |
57963ed9 YR |
3890 | /* init ext phy and enable link state int */ |
3891 | non_ext_phy = ((ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) || | |
3892 | (params->loopback_mode == LOOPBACK_XGXS_10) || | |
3893 | (params->loopback_mode == LOOPBACK_EXT_PHY)); | |
3894 | ||
3895 | if (non_ext_phy || | |
3896 | (ext_phy_type == PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705)) { | |
3897 | if (params->req_line_speed == SPEED_AUTO_NEG) | |
3898 | bnx2x_set_parallel_detection(params, vars->phy_flags); | |
3899 | bnx2x_init_internal_phy(params, vars); | |
ea4e040a YR |
3900 | } |
3901 | ||
57963ed9 YR |
3902 | if (!non_ext_phy) |
3903 | rc |= bnx2x_ext_phy_init(params, vars); | |
ea4e040a YR |
3904 | |
3905 | bnx2x_bits_dis(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4, | |
57963ed9 YR |
3906 | (NIG_STATUS_XGXS0_LINK10G | |
3907 | NIG_STATUS_XGXS0_LINK_STATUS | | |
3908 | NIG_STATUS_SERDES0_LINK_STATUS)); | |
ea4e040a YR |
3909 | |
3910 | return rc; | |
3911 | ||
3912 | } | |
3913 | ||
3914 | ||
3915 | u8 bnx2x_phy_init(struct link_params *params, struct link_vars *vars) | |
3916 | { | |
3917 | struct bnx2x *bp = params->bp; | |
3918 | ||
3919 | u32 val; | |
3920 | DP(NETIF_MSG_LINK, "Phy Initialization started\n"); | |
3921 | DP(NETIF_MSG_LINK, "req_speed = %d, req_flowctrl=%d\n", | |
3922 | params->req_line_speed, params->req_flow_ctrl); | |
3923 | vars->link_status = 0; | |
57963ed9 YR |
3924 | vars->phy_link_up = 0; |
3925 | vars->link_up = 0; | |
3926 | vars->line_speed = 0; | |
3927 | vars->duplex = DUPLEX_FULL; | |
3928 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
3929 | vars->mac_type = MAC_TYPE_NONE; | |
3930 | ||
ea4e040a YR |
3931 | if (params->switch_cfg == SWITCH_CFG_1G) |
3932 | vars->phy_flags = PHY_SERDES_FLAG; | |
3933 | else | |
3934 | vars->phy_flags = PHY_XGXS_FLAG; | |
3935 | ||
3936 | /* disable attentions */ | |
3937 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + params->port*4, | |
3938 | (NIG_MASK_XGXS0_LINK_STATUS | | |
3939 | NIG_MASK_XGXS0_LINK10G | | |
3940 | NIG_MASK_SERDES0_LINK_STATUS | | |
3941 | NIG_MASK_MI_INT)); | |
3942 | ||
3943 | bnx2x_emac_init(params, vars); | |
3944 | ||
3945 | if (CHIP_REV_IS_FPGA(bp)) { | |
3946 | vars->link_up = 1; | |
3947 | vars->line_speed = SPEED_10000; | |
3948 | vars->duplex = DUPLEX_FULL; | |
3949 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
3950 | vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD); | |
34f80b04 EG |
3951 | /* enable on E1.5 FPGA */ |
3952 | if (CHIP_IS_E1H(bp)) { | |
3953 | vars->flow_ctrl |= | |
3954 | (FLOW_CTRL_TX | FLOW_CTRL_RX); | |
3955 | vars->link_status |= | |
3956 | (LINK_STATUS_TX_FLOW_CONTROL_ENABLED | | |
3957 | LINK_STATUS_RX_FLOW_CONTROL_ENABLED); | |
3958 | } | |
ea4e040a YR |
3959 | |
3960 | bnx2x_emac_enable(params, vars, 0); | |
3961 | bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed); | |
3962 | /* disable drain */ | |
3963 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE | |
3964 | + params->port*4, 0); | |
3965 | ||
3966 | /* update shared memory */ | |
3967 | bnx2x_update_mng(params, vars->link_status); | |
3968 | ||
3969 | return 0; | |
3970 | ||
3971 | } else | |
3972 | if (CHIP_REV_IS_EMUL(bp)) { | |
3973 | ||
3974 | vars->link_up = 1; | |
3975 | vars->line_speed = SPEED_10000; | |
3976 | vars->duplex = DUPLEX_FULL; | |
3977 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
3978 | vars->link_status = (LINK_STATUS_LINK_UP | LINK_10GTFD); | |
3979 | ||
3980 | bnx2x_bmac_enable(params, vars, 0); | |
3981 | ||
3982 | bnx2x_pbf_update(params, vars->flow_ctrl, vars->line_speed); | |
3983 | /* Disable drain */ | |
3984 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE | |
3985 | + params->port*4, 0); | |
3986 | ||
3987 | /* update shared memory */ | |
3988 | bnx2x_update_mng(params, vars->link_status); | |
3989 | ||
3990 | return 0; | |
3991 | ||
3992 | } else | |
3993 | if (params->loopback_mode == LOOPBACK_BMAC) { | |
3994 | vars->link_up = 1; | |
3995 | vars->line_speed = SPEED_10000; | |
3996 | vars->duplex = DUPLEX_FULL; | |
3997 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
3998 | vars->mac_type = MAC_TYPE_BMAC; | |
3999 | ||
4000 | vars->phy_flags = PHY_XGXS_FLAG; | |
4001 | ||
4002 | bnx2x_phy_deassert(params, vars->phy_flags); | |
4003 | /* set bmac loopback */ | |
4004 | bnx2x_bmac_enable(params, vars, 1); | |
4005 | ||
4006 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + | |
4007 | params->port*4, 0); | |
4008 | } else if (params->loopback_mode == LOOPBACK_EMAC) { | |
4009 | vars->link_up = 1; | |
4010 | vars->line_speed = SPEED_1000; | |
4011 | vars->duplex = DUPLEX_FULL; | |
4012 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
4013 | vars->mac_type = MAC_TYPE_EMAC; | |
4014 | ||
4015 | vars->phy_flags = PHY_XGXS_FLAG; | |
4016 | ||
4017 | bnx2x_phy_deassert(params, vars->phy_flags); | |
4018 | /* set bmac loopback */ | |
4019 | bnx2x_emac_enable(params, vars, 1); | |
4020 | bnx2x_emac_program(params, vars->line_speed, | |
4021 | vars->duplex); | |
4022 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + | |
4023 | params->port*4, 0); | |
4024 | } else if ((params->loopback_mode == LOOPBACK_XGXS_10) || | |
4025 | (params->loopback_mode == LOOPBACK_EXT_PHY)) { | |
4026 | vars->link_up = 1; | |
4027 | vars->line_speed = SPEED_10000; | |
4028 | vars->duplex = DUPLEX_FULL; | |
4029 | vars->flow_ctrl = FLOW_CTRL_NONE; | |
4030 | ||
4031 | vars->phy_flags = PHY_XGXS_FLAG; | |
4032 | ||
4033 | val = REG_RD(bp, | |
4034 | NIG_REG_XGXS0_CTRL_PHY_ADDR+ | |
4035 | params->port*0x18); | |
4036 | params->phy_addr = (u8)val; | |
4037 | ||
4038 | bnx2x_phy_deassert(params, vars->phy_flags); | |
4039 | bnx2x_link_initialize(params, vars); | |
4040 | ||
4041 | vars->mac_type = MAC_TYPE_BMAC; | |
4042 | ||
4043 | bnx2x_bmac_enable(params, vars, 0); | |
4044 | ||
4045 | if (params->loopback_mode == LOOPBACK_XGXS_10) { | |
4046 | /* set 10G XGXS loopback */ | |
4047 | bnx2x_set_xgxs_loopback(params, vars, 1); | |
4048 | } else { | |
4049 | /* set external phy loopback */ | |
4050 | bnx2x_ext_phy_loopback(params); | |
4051 | } | |
4052 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + | |
4053 | params->port*4, 0); | |
4054 | } else | |
4055 | /* No loopback */ | |
4056 | { | |
4057 | ||
4058 | bnx2x_phy_deassert(params, vars->phy_flags); | |
4059 | switch (params->switch_cfg) { | |
4060 | case SWITCH_CFG_1G: | |
4061 | vars->phy_flags |= PHY_SERDES_FLAG; | |
4062 | if ((params->ext_phy_config & | |
4063 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_MASK) == | |
4064 | PORT_HW_CFG_SERDES_EXT_PHY_TYPE_BCM5482) { | |
4065 | vars->phy_flags |= | |
4066 | PHY_SGMII_FLAG; | |
4067 | } | |
4068 | ||
4069 | val = REG_RD(bp, | |
4070 | NIG_REG_SERDES0_CTRL_PHY_ADDR+ | |
4071 | params->port*0x10); | |
4072 | ||
4073 | params->phy_addr = (u8)val; | |
4074 | ||
4075 | break; | |
4076 | case SWITCH_CFG_10G: | |
4077 | vars->phy_flags |= PHY_XGXS_FLAG; | |
4078 | val = REG_RD(bp, | |
4079 | NIG_REG_XGXS0_CTRL_PHY_ADDR+ | |
4080 | params->port*0x18); | |
4081 | params->phy_addr = (u8)val; | |
4082 | ||
4083 | break; | |
4084 | default: | |
4085 | DP(NETIF_MSG_LINK, "Invalid switch_cfg\n"); | |
4086 | return -EINVAL; | |
4087 | break; | |
4088 | } | |
4089 | ||
4090 | bnx2x_link_initialize(params, vars); | |
57963ed9 | 4091 | msleep(30); |
ea4e040a YR |
4092 | bnx2x_link_int_enable(params); |
4093 | } | |
4094 | return 0; | |
4095 | } | |
4096 | ||
4097 | u8 bnx2x_link_reset(struct link_params *params, struct link_vars *vars) | |
4098 | { | |
4099 | ||
4100 | struct bnx2x *bp = params->bp; | |
4101 | u32 ext_phy_config = params->ext_phy_config; | |
4102 | u16 hw_led_mode = params->hw_led_mode; | |
4103 | u32 chip_id = params->chip_id; | |
4104 | u8 port = params->port; | |
4105 | u32 ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); | |
4106 | /* disable attentions */ | |
4107 | ||
4108 | vars->link_status = 0; | |
4109 | bnx2x_update_mng(params, vars->link_status); | |
4110 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
4111 | (NIG_MASK_XGXS0_LINK_STATUS | | |
4112 | NIG_MASK_XGXS0_LINK10G | | |
4113 | NIG_MASK_SERDES0_LINK_STATUS | | |
4114 | NIG_MASK_MI_INT)); | |
4115 | ||
4116 | /* activate nig drain */ | |
4117 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); | |
4118 | ||
4119 | /* disable nig egress interface */ | |
4120 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0); | |
4121 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0); | |
4122 | ||
4123 | /* Stop BigMac rx */ | |
4124 | bnx2x_bmac_rx_disable(bp, port); | |
4125 | ||
4126 | /* disable emac */ | |
4127 | REG_WR(bp, NIG_REG_NIG_EMAC0_EN + port*4, 0); | |
4128 | ||
4129 | msleep(10); | |
4130 | /* The PHY reset is controled by GPIO 1 | |
4131 | * Hold it as vars low | |
4132 | */ | |
4133 | /* clear link led */ | |
4134 | bnx2x_set_led(bp, port, LED_MODE_OFF, 0, hw_led_mode, chip_id); | |
4135 | if (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT) { | |
4136 | if ((ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072) && | |
4137 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073)) { | |
4138 | /* HW reset */ | |
4139 | ||
4140 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_1, | |
17de50b7 EG |
4141 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
4142 | port); | |
ea4e040a YR |
4143 | |
4144 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
17de50b7 EG |
4145 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
4146 | port); | |
ea4e040a YR |
4147 | |
4148 | DP(NETIF_MSG_LINK, "reset external PHY\n"); | |
57963ed9 YR |
4149 | } else if (ext_phy_type == |
4150 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073) { | |
4151 | DP(NETIF_MSG_LINK, "Setting 8073 port %d into " | |
ea4e040a YR |
4152 | "low power mode\n", |
4153 | port); | |
4154 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
17de50b7 EG |
4155 | MISC_REGISTERS_GPIO_OUTPUT_LOW, |
4156 | port); | |
ea4e040a YR |
4157 | } |
4158 | } | |
4159 | /* reset the SerDes/XGXS */ | |
4160 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_3_CLEAR, | |
4161 | (0x1ff << (port*16))); | |
4162 | ||
4163 | /* reset BigMac */ | |
4164 | REG_WR(bp, GRCBASE_MISC + MISC_REGISTERS_RESET_REG_2_CLEAR, | |
4165 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
4166 | ||
4167 | /* disable nig ingress interface */ | |
4168 | REG_WR(bp, NIG_REG_BMAC0_IN_EN + port*4, 0); | |
4169 | REG_WR(bp, NIG_REG_EMAC0_IN_EN + port*4, 0); | |
4170 | REG_WR(bp, NIG_REG_BMAC0_OUT_EN + port*4, 0); | |
4171 | REG_WR(bp, NIG_REG_EGRESS_EMAC0_OUT_EN + port*4, 0); | |
4172 | vars->link_up = 0; | |
4173 | return 0; | |
4174 | } | |
4175 | ||
57963ed9 YR |
4176 | static u8 bnx2x_update_link_down(struct link_params *params, |
4177 | struct link_vars *vars) | |
4178 | { | |
4179 | struct bnx2x *bp = params->bp; | |
4180 | u8 port = params->port; | |
4181 | DP(NETIF_MSG_LINK, "Port %x: Link is down\n", port); | |
4182 | bnx2x_set_led(bp, port, LED_MODE_OFF, | |
4183 | 0, params->hw_led_mode, | |
4184 | params->chip_id); | |
4185 | ||
4186 | /* indicate no mac active */ | |
4187 | vars->mac_type = MAC_TYPE_NONE; | |
4188 | ||
4189 | /* update shared memory */ | |
4190 | vars->link_status = 0; | |
4191 | vars->line_speed = 0; | |
4192 | bnx2x_update_mng(params, vars->link_status); | |
4193 | ||
4194 | /* activate nig drain */ | |
4195 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 1); | |
4196 | ||
4197 | /* reset BigMac */ | |
4198 | bnx2x_bmac_rx_disable(bp, params->port); | |
4199 | REG_WR(bp, GRCBASE_MISC + | |
4200 | MISC_REGISTERS_RESET_REG_2_CLEAR, | |
4201 | (MISC_REGISTERS_RESET_REG_2_RST_BMAC0 << port)); | |
4202 | return 0; | |
4203 | } | |
4204 | ||
4205 | static u8 bnx2x_update_link_up(struct link_params *params, | |
4206 | struct link_vars *vars, | |
4207 | u8 link_10g, u32 gp_status) | |
4208 | { | |
4209 | struct bnx2x *bp = params->bp; | |
4210 | u8 port = params->port; | |
4211 | u8 rc = 0; | |
4212 | vars->link_status |= LINK_STATUS_LINK_UP; | |
4213 | if (link_10g) { | |
4214 | bnx2x_bmac_enable(params, vars, 0); | |
4215 | bnx2x_set_led(bp, port, LED_MODE_OPER, | |
4216 | SPEED_10000, params->hw_led_mode, | |
4217 | params->chip_id); | |
4218 | ||
4219 | } else { | |
4220 | bnx2x_emac_enable(params, vars, 0); | |
4221 | rc = bnx2x_emac_program(params, vars->line_speed, | |
4222 | vars->duplex); | |
4223 | ||
4224 | /* AN complete? */ | |
4225 | if (gp_status & MDIO_AN_CL73_OR_37_COMPLETE) { | |
4226 | if (!(vars->phy_flags & | |
4227 | PHY_SGMII_FLAG)) | |
4228 | bnx2x_set_sgmii_tx_driver(params); | |
4229 | } | |
4230 | } | |
4231 | ||
4232 | /* PBF - link up */ | |
4233 | rc |= bnx2x_pbf_update(params, vars->flow_ctrl, | |
4234 | vars->line_speed); | |
4235 | ||
4236 | /* disable drain */ | |
4237 | REG_WR(bp, NIG_REG_EGRESS_DRAIN0_MODE + port*4, 0); | |
4238 | ||
4239 | /* update shared memory */ | |
4240 | bnx2x_update_mng(params, vars->link_status); | |
4241 | return rc; | |
4242 | } | |
ea4e040a YR |
4243 | /* This function should called upon link interrupt */ |
4244 | /* In case vars->link_up, driver needs to | |
4245 | 1. Update the pbf | |
4246 | 2. Disable drain | |
4247 | 3. Update the shared memory | |
4248 | 4. Indicate link up | |
4249 | 5. Set LEDs | |
4250 | Otherwise, | |
4251 | 1. Update shared memory | |
4252 | 2. Reset BigMac | |
4253 | 3. Report link down | |
4254 | 4. Unset LEDs | |
4255 | */ | |
4256 | u8 bnx2x_link_update(struct link_params *params, struct link_vars *vars) | |
4257 | { | |
4258 | struct bnx2x *bp = params->bp; | |
4259 | u8 port = params->port; | |
ea4e040a | 4260 | u16 gp_status; |
57963ed9 YR |
4261 | u8 link_10g; |
4262 | u8 ext_phy_link_up, rc = 0; | |
4263 | u32 ext_phy_type; | |
ea4e040a YR |
4264 | |
4265 | DP(NETIF_MSG_LINK, "port %x, XGXS?%x, int_status 0x%x\n", | |
4266 | port, | |
4267 | (vars->phy_flags & PHY_XGXS_FLAG), | |
4268 | REG_RD(bp, NIG_REG_STATUS_INTERRUPT_PORT0 + port*4)); | |
4269 | ||
4270 | DP(NETIF_MSG_LINK, "int_mask 0x%x MI_INT %x, SERDES_LINK %x\n", | |
4271 | REG_RD(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4), | |
4272 | REG_RD(bp, NIG_REG_EMAC0_STATUS_MISC_MI_INT + port*0x18), | |
4273 | REG_RD(bp, NIG_REG_SERDES0_STATUS_LINK_STATUS + port*0x3c)); | |
4274 | ||
4275 | DP(NETIF_MSG_LINK, " 10G %x, XGXS_LINK %x\n", | |
4276 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK10G + port*0x68), | |
4277 | REG_RD(bp, NIG_REG_XGXS0_STATUS_LINK_STATUS + port*0x68)); | |
4278 | ||
57963ed9 | 4279 | ext_phy_type = XGXS_EXT_PHY_TYPE(params->ext_phy_config); |
ea4e040a | 4280 | |
57963ed9 YR |
4281 | /* Check external link change only for non-direct */ |
4282 | ext_phy_link_up = bnx2x_ext_phy_is_link_up(params, vars); | |
4283 | ||
4284 | /* Read gp_status */ | |
4285 | CL45_RD_OVER_CL22(bp, port, params->phy_addr, | |
4286 | MDIO_REG_BANK_GP_STATUS, | |
4287 | MDIO_GP_STATUS_TOP_AN_STATUS1, | |
4288 | &gp_status); | |
ea4e040a YR |
4289 | |
4290 | rc = bnx2x_link_settings_status(params, vars, gp_status); | |
4291 | if (rc != 0) | |
4292 | return rc; | |
4293 | ||
4294 | /* anything 10 and over uses the bmac */ | |
4295 | link_10g = ((vars->line_speed == SPEED_10000) || | |
4296 | (vars->line_speed == SPEED_12000) || | |
4297 | (vars->line_speed == SPEED_12500) || | |
4298 | (vars->line_speed == SPEED_13000) || | |
4299 | (vars->line_speed == SPEED_15000) || | |
4300 | (vars->line_speed == SPEED_16000)); | |
4301 | ||
4302 | bnx2x_link_int_ack(params, vars, link_10g); | |
4303 | ||
57963ed9 YR |
4304 | /* In case external phy link is up, and internal link is down |
4305 | ( not initialized yet probably after link initialization, it needs | |
4306 | to be initialized. | |
4307 | Note that after link down-up as result of cable plug, | |
4308 | the xgxs link would probably become up again without the need to | |
4309 | initialize it*/ | |
ea4e040a | 4310 | |
57963ed9 YR |
4311 | if ((ext_phy_type != PORT_HW_CFG_SERDES_EXT_PHY_TYPE_DIRECT) && |
4312 | (ext_phy_type != PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705) && | |
4313 | (ext_phy_link_up && !vars->phy_link_up)) | |
4314 | bnx2x_init_internal_phy(params, vars); | |
ea4e040a | 4315 | |
57963ed9 YR |
4316 | /* link is up only if both local phy and external phy are up */ |
4317 | vars->link_up = (ext_phy_link_up && vars->phy_link_up); | |
ea4e040a | 4318 | |
57963ed9 YR |
4319 | if (vars->link_up) |
4320 | rc = bnx2x_update_link_up(params, vars, link_10g, gp_status); | |
4321 | else | |
4322 | rc = bnx2x_update_link_down(params, vars); | |
ea4e040a YR |
4323 | |
4324 | return rc; | |
4325 | } | |
4326 | ||
6bbca910 YR |
4327 | static u8 bnx2x_8073_common_init_phy(struct bnx2x *bp, u32 shmem_base) |
4328 | { | |
4329 | u8 ext_phy_addr[PORT_MAX]; | |
4330 | u16 val; | |
4331 | s8 port; | |
4332 | ||
4333 | /* PART1 - Reset both phys */ | |
4334 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
4335 | /* Extract the ext phy address for the port */ | |
4336 | u32 ext_phy_config = REG_RD(bp, shmem_base + | |
4337 | offsetof(struct shmem_region, | |
4338 | dev_info.port_hw_config[port].external_phy_config)); | |
4339 | ||
4340 | /* disable attentions */ | |
4341 | bnx2x_bits_dis(bp, NIG_REG_MASK_INTERRUPT_PORT0 + port*4, | |
4342 | (NIG_MASK_XGXS0_LINK_STATUS | | |
4343 | NIG_MASK_XGXS0_LINK10G | | |
4344 | NIG_MASK_SERDES0_LINK_STATUS | | |
4345 | NIG_MASK_MI_INT)); | |
4346 | ||
4347 | ext_phy_addr[port] = | |
4348 | ((ext_phy_config & | |
4349 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
4350 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
4351 | ||
4352 | /* Need to take the phy out of low power mode in order | |
4353 | to write to access its registers */ | |
4354 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
4355 | MISC_REGISTERS_GPIO_OUTPUT_HIGH, port); | |
4356 | ||
4357 | /* Reset the phy */ | |
4358 | bnx2x_cl45_write(bp, port, | |
4359 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4360 | ext_phy_addr[port], | |
4361 | MDIO_PMA_DEVAD, | |
4362 | MDIO_PMA_REG_CTRL, | |
4363 | 1<<15); | |
4364 | } | |
4365 | ||
4366 | /* Add delay of 150ms after reset */ | |
4367 | msleep(150); | |
4368 | ||
4369 | /* PART2 - Download firmware to both phys */ | |
4370 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
4371 | u16 fw_ver1; | |
4372 | ||
4373 | bnx2x_bcm8073_external_rom_boot(bp, port, | |
4374 | ext_phy_addr[port]); | |
4375 | ||
4376 | bnx2x_cl45_read(bp, port, PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4377 | ext_phy_addr[port], | |
4378 | MDIO_PMA_DEVAD, | |
4379 | MDIO_PMA_REG_ROM_VER1, &fw_ver1); | |
4380 | if (fw_ver1 == 0) { | |
4381 | DP(NETIF_MSG_LINK, | |
4382 | "bnx2x_8073_common_init_phy port %x " | |
4383 | "fw Download failed\n", port); | |
4384 | return -EINVAL; | |
4385 | } | |
4386 | ||
4387 | /* Only set bit 10 = 1 (Tx power down) */ | |
4388 | bnx2x_cl45_read(bp, port, | |
4389 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4390 | ext_phy_addr[port], | |
4391 | MDIO_PMA_DEVAD, | |
4392 | MDIO_PMA_REG_TX_POWER_DOWN, &val); | |
4393 | ||
4394 | /* Phase1 of TX_POWER_DOWN reset */ | |
4395 | bnx2x_cl45_write(bp, port, | |
4396 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4397 | ext_phy_addr[port], | |
4398 | MDIO_PMA_DEVAD, | |
4399 | MDIO_PMA_REG_TX_POWER_DOWN, | |
4400 | (val | 1<<10)); | |
4401 | } | |
4402 | ||
4403 | /* Toggle Transmitter: Power down and then up with 600ms | |
4404 | delay between */ | |
4405 | msleep(600); | |
4406 | ||
4407 | /* PART3 - complete TX_POWER_DOWN process, and set GPIO2 back to low */ | |
4408 | for (port = PORT_MAX - 1; port >= PORT_0; port--) { | |
4409 | /* Phase2 of POWER_DOWN_RESET*/ | |
4410 | /* Release bit 10 (Release Tx power down) */ | |
4411 | bnx2x_cl45_read(bp, port, | |
4412 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4413 | ext_phy_addr[port], | |
4414 | MDIO_PMA_DEVAD, | |
4415 | MDIO_PMA_REG_TX_POWER_DOWN, &val); | |
4416 | ||
4417 | bnx2x_cl45_write(bp, port, | |
4418 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4419 | ext_phy_addr[port], | |
4420 | MDIO_PMA_DEVAD, | |
4421 | MDIO_PMA_REG_TX_POWER_DOWN, (val & (~(1<<10)))); | |
4422 | msleep(15); | |
4423 | ||
4424 | /* Read modify write the SPI-ROM version select register */ | |
4425 | bnx2x_cl45_read(bp, port, | |
4426 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4427 | ext_phy_addr[port], | |
4428 | MDIO_PMA_DEVAD, | |
4429 | MDIO_PMA_REG_EDC_FFE_MAIN, &val); | |
4430 | bnx2x_cl45_write(bp, port, | |
4431 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073, | |
4432 | ext_phy_addr[port], | |
4433 | MDIO_PMA_DEVAD, | |
4434 | MDIO_PMA_REG_EDC_FFE_MAIN, (val | (1<<12))); | |
4435 | ||
4436 | /* set GPIO2 back to LOW */ | |
4437 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_2, | |
4438 | MISC_REGISTERS_GPIO_OUTPUT_LOW, port); | |
4439 | } | |
4440 | return 0; | |
4441 | ||
4442 | } | |
4443 | ||
4444 | u8 bnx2x_common_init_phy(struct bnx2x *bp, u32 shmem_base) | |
4445 | { | |
4446 | u8 rc = 0; | |
4447 | u32 ext_phy_type; | |
4448 | ||
4449 | DP(NETIF_MSG_LINK, "bnx2x_common_init_phy\n"); | |
4450 | ||
4451 | /* Read the ext_phy_type for arbitrary port(0) */ | |
4452 | ext_phy_type = XGXS_EXT_PHY_TYPE( | |
4453 | REG_RD(bp, shmem_base + | |
4454 | offsetof(struct shmem_region, | |
4455 | dev_info.port_hw_config[0].external_phy_config))); | |
4456 | ||
4457 | switch (ext_phy_type) { | |
4458 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
4459 | { | |
4460 | rc = bnx2x_8073_common_init_phy(bp, shmem_base); | |
4461 | break; | |
4462 | } | |
4463 | default: | |
4464 | DP(NETIF_MSG_LINK, | |
4465 | "bnx2x_common_init_phy: ext_phy 0x%x not required\n", | |
4466 | ext_phy_type); | |
4467 | break; | |
4468 | } | |
4469 | ||
4470 | return rc; | |
4471 | } | |
4472 | ||
4473 | ||
4474 | ||
ea4e040a YR |
4475 | static void bnx2x_sfx7101_sp_sw_reset(struct bnx2x *bp, u8 port, u8 phy_addr) |
4476 | { | |
4477 | u16 val, cnt; | |
4478 | ||
4479 | bnx2x_cl45_read(bp, port, | |
4480 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4481 | phy_addr, | |
4482 | MDIO_PMA_DEVAD, | |
4483 | MDIO_PMA_REG_7101_RESET, &val); | |
4484 | ||
4485 | for (cnt = 0; cnt < 10; cnt++) { | |
4486 | msleep(50); | |
4487 | /* Writes a self-clearing reset */ | |
4488 | bnx2x_cl45_write(bp, port, | |
4489 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4490 | phy_addr, | |
4491 | MDIO_PMA_DEVAD, | |
4492 | MDIO_PMA_REG_7101_RESET, | |
4493 | (val | (1<<15))); | |
4494 | /* Wait for clear */ | |
4495 | bnx2x_cl45_read(bp, port, | |
4496 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4497 | phy_addr, | |
4498 | MDIO_PMA_DEVAD, | |
4499 | MDIO_PMA_REG_7101_RESET, &val); | |
4500 | ||
4501 | if ((val & (1<<15)) == 0) | |
4502 | break; | |
4503 | } | |
4504 | } | |
4505 | #define RESERVED_SIZE 256 | |
4506 | /* max application is 160K bytes - data at end of RAM */ | |
4507 | #define MAX_APP_SIZE 160*1024 - RESERVED_SIZE | |
4508 | ||
4509 | /* Header is 14 bytes */ | |
4510 | #define HEADER_SIZE 14 | |
4511 | #define DATA_OFFSET HEADER_SIZE | |
4512 | ||
4513 | #define SPI_START_TRANSFER(bp, port, ext_phy_addr) \ | |
4514 | bnx2x_cl45_write(bp, port, PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, \ | |
4515 | ext_phy_addr, \ | |
4516 | MDIO_PCS_DEVAD, \ | |
4517 | MDIO_PCS_REG_7101_SPI_CTRL_ADDR, 1) | |
4518 | ||
4519 | /* Programs an image to DSP's flash via the SPI port*/ | |
4520 | static u8 bnx2x_sfx7101_flash_download(struct bnx2x *bp, u8 port, | |
4521 | u8 ext_phy_addr, | |
4522 | char data[], u32 size) | |
4523 | { | |
4524 | const u16 num_trans = size/4; /* 4 bytes can be sent at a time */ | |
4525 | /* Doesn't include last trans!*/ | |
4526 | const u16 last_trans_size = size%4; /* Num bytes on last trans */ | |
4527 | u16 trans_cnt, byte_cnt; | |
4528 | u32 data_index; | |
4529 | u16 tmp; | |
4530 | u16 code_started = 0; | |
4531 | u16 image_revision1, image_revision2; | |
4532 | u16 cnt; | |
4533 | ||
4534 | DP(NETIF_MSG_LINK, "bnx2x_sfx7101_flash_download file_size=%d\n", size); | |
4535 | /* Going to flash*/ | |
4536 | if ((size-HEADER_SIZE) > MAX_APP_SIZE) { | |
4537 | /* This very often will be the case, because the image is built | |
4538 | with 160Kbytes size whereas the total image size must actually | |
4539 | be 160Kbytes-RESERVED_SIZE */ | |
4540 | DP(NETIF_MSG_LINK, "Warning, file size was %d bytes " | |
4541 | "truncated to %d bytes\n", size, MAX_APP_SIZE); | |
4542 | size = MAX_APP_SIZE+HEADER_SIZE; | |
4543 | } | |
4544 | DP(NETIF_MSG_LINK, "File version is %c%c\n", data[0x14e], data[0x14f]); | |
4545 | DP(NETIF_MSG_LINK, " %c%c\n", data[0x150], data[0x151]); | |
4546 | /* Put the DSP in download mode by setting FLASH_CFG[2] to 1 | |
4547 | and issuing a reset.*/ | |
4548 | ||
4549 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, | |
17de50b7 | 4550 | MISC_REGISTERS_GPIO_HIGH, port); |
ea4e040a YR |
4551 | |
4552 | bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr); | |
4553 | ||
4554 | /* wait 0.5 sec */ | |
4555 | for (cnt = 0; cnt < 100; cnt++) | |
4556 | msleep(5); | |
4557 | ||
4558 | /* Make sure we can access the DSP | |
4559 | And it's in the correct mode (waiting for download) */ | |
4560 | ||
4561 | bnx2x_cl45_read(bp, port, | |
4562 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4563 | ext_phy_addr, | |
4564 | MDIO_PCS_DEVAD, | |
4565 | MDIO_PCS_REG_7101_DSP_ACCESS, &tmp); | |
4566 | ||
4567 | if (tmp != 0x000A) { | |
4568 | DP(NETIF_MSG_LINK, "DSP is not in waiting on download mode. " | |
4569 | "Expected 0x000A, read 0x%04X\n", tmp); | |
4570 | DP(NETIF_MSG_LINK, "Download failed\n"); | |
4571 | return -EINVAL; | |
4572 | } | |
4573 | ||
4574 | /* Mux the SPI interface away from the internal processor */ | |
4575 | bnx2x_cl45_write(bp, port, | |
4576 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4577 | ext_phy_addr, | |
4578 | MDIO_PCS_DEVAD, | |
4579 | MDIO_PCS_REG_7101_SPI_MUX, 1); | |
4580 | ||
4581 | /* Reset the SPI port */ | |
4582 | bnx2x_cl45_write(bp, port, | |
4583 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4584 | ext_phy_addr, | |
4585 | MDIO_PCS_DEVAD, | |
4586 | MDIO_PCS_REG_7101_SPI_CTRL_ADDR, 0); | |
4587 | bnx2x_cl45_write(bp, port, | |
4588 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4589 | ext_phy_addr, | |
4590 | MDIO_PCS_DEVAD, | |
4591 | MDIO_PCS_REG_7101_SPI_CTRL_ADDR, | |
4592 | (1<<MDIO_PCS_REG_7101_SPI_RESET_BIT)); | |
4593 | bnx2x_cl45_write(bp, port, | |
4594 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4595 | ext_phy_addr, | |
4596 | MDIO_PCS_DEVAD, | |
4597 | MDIO_PCS_REG_7101_SPI_CTRL_ADDR, 0); | |
4598 | ||
4599 | /* Erase the flash */ | |
4600 | bnx2x_cl45_write(bp, port, | |
4601 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4602 | ext_phy_addr, | |
4603 | MDIO_PCS_DEVAD, | |
4604 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4605 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD); | |
4606 | ||
4607 | bnx2x_cl45_write(bp, port, | |
4608 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4609 | ext_phy_addr, | |
4610 | MDIO_PCS_DEVAD, | |
4611 | MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR, | |
4612 | 1); | |
4613 | ||
4614 | SPI_START_TRANSFER(bp, port, ext_phy_addr); | |
4615 | bnx2x_cl45_write(bp, port, | |
4616 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4617 | ext_phy_addr, | |
4618 | MDIO_PCS_DEVAD, | |
4619 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4620 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR_BULK_ERASE_CMD); | |
4621 | ||
4622 | bnx2x_cl45_write(bp, port, | |
4623 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4624 | ext_phy_addr, | |
4625 | MDIO_PCS_DEVAD, | |
4626 | MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR, | |
4627 | 1); | |
4628 | SPI_START_TRANSFER(bp, port, ext_phy_addr); | |
4629 | ||
4630 | /* Wait 10 seconds, the maximum time for the erase to complete */ | |
4631 | DP(NETIF_MSG_LINK, "Erasing flash, this takes 10 seconds...\n"); | |
4632 | for (cnt = 0; cnt < 1000; cnt++) | |
4633 | msleep(10); | |
4634 | ||
4635 | DP(NETIF_MSG_LINK, "Downloading flash, please wait...\n"); | |
4636 | data_index = 0; | |
4637 | for (trans_cnt = 0; trans_cnt < num_trans; trans_cnt++) { | |
4638 | bnx2x_cl45_write(bp, port, | |
4639 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4640 | ext_phy_addr, | |
4641 | MDIO_PCS_DEVAD, | |
4642 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4643 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD); | |
4644 | ||
4645 | bnx2x_cl45_write(bp, port, | |
4646 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4647 | ext_phy_addr, | |
4648 | MDIO_PCS_DEVAD, | |
4649 | MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR, | |
4650 | 1); | |
4651 | SPI_START_TRANSFER(bp, port, ext_phy_addr); | |
4652 | ||
4653 | bnx2x_cl45_write(bp, port, | |
4654 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4655 | ext_phy_addr, | |
4656 | MDIO_PCS_DEVAD, | |
4657 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4658 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR_PAGE_PROGRAM_CMD); | |
4659 | ||
4660 | /* Bits 23-16 of address */ | |
4661 | bnx2x_cl45_write(bp, port, | |
4662 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4663 | ext_phy_addr, | |
4664 | MDIO_PCS_DEVAD, | |
4665 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4666 | (data_index>>16)); | |
4667 | /* Bits 15-8 of address */ | |
4668 | bnx2x_cl45_write(bp, port, | |
4669 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4670 | ext_phy_addr, | |
4671 | MDIO_PCS_DEVAD, | |
4672 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4673 | (data_index>>8)); | |
4674 | ||
4675 | /* Bits 7-0 of address */ | |
4676 | bnx2x_cl45_write(bp, port, | |
4677 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4678 | ext_phy_addr, | |
4679 | MDIO_PCS_DEVAD, | |
4680 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4681 | ((u16)data_index)); | |
4682 | ||
4683 | byte_cnt = 0; | |
4684 | while (byte_cnt < 4 && data_index < size) { | |
4685 | bnx2x_cl45_write(bp, port, | |
4686 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4687 | ext_phy_addr, | |
4688 | MDIO_PCS_DEVAD, | |
4689 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4690 | data[data_index++]); | |
4691 | byte_cnt++; | |
4692 | } | |
4693 | ||
4694 | bnx2x_cl45_write(bp, port, | |
4695 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4696 | ext_phy_addr, | |
4697 | MDIO_PCS_DEVAD, | |
4698 | MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR, | |
4699 | byte_cnt+4); | |
4700 | ||
4701 | SPI_START_TRANSFER(bp, port, ext_phy_addr); | |
4702 | msleep(5); /* Wait 5 ms minimum between transs */ | |
4703 | ||
4704 | /* Let the user know something's going on.*/ | |
4705 | /* a pacifier ever 4K */ | |
4706 | if ((data_index % 1023) == 0) | |
4707 | DP(NETIF_MSG_LINK, "Download %d%%\n", data_index/size); | |
4708 | } | |
4709 | ||
4710 | DP(NETIF_MSG_LINK, "\n"); | |
4711 | /* Transfer the last block if there is data remaining */ | |
4712 | if (last_trans_size) { | |
4713 | bnx2x_cl45_write(bp, port, | |
4714 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4715 | ext_phy_addr, | |
4716 | MDIO_PCS_DEVAD, | |
4717 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4718 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR_WRITE_ENABLE_CMD); | |
4719 | ||
4720 | bnx2x_cl45_write(bp, port, | |
4721 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4722 | ext_phy_addr, | |
4723 | MDIO_PCS_DEVAD, | |
4724 | MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR, | |
4725 | 1); | |
4726 | ||
4727 | SPI_START_TRANSFER(bp, port, ext_phy_addr); | |
4728 | ||
4729 | bnx2x_cl45_write(bp, port, | |
4730 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4731 | ext_phy_addr, | |
4732 | MDIO_PCS_DEVAD, | |
4733 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4734 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR_PAGE_PROGRAM_CMD); | |
4735 | ||
4736 | /* Bits 23-16 of address */ | |
4737 | bnx2x_cl45_write(bp, port, | |
4738 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4739 | ext_phy_addr, | |
4740 | MDIO_PCS_DEVAD, | |
4741 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4742 | (data_index>>16)); | |
4743 | /* Bits 15-8 of address */ | |
4744 | bnx2x_cl45_write(bp, port, | |
4745 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4746 | ext_phy_addr, | |
4747 | MDIO_PCS_DEVAD, | |
4748 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4749 | (data_index>>8)); | |
4750 | ||
4751 | /* Bits 7-0 of address */ | |
4752 | bnx2x_cl45_write(bp, port, | |
4753 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4754 | ext_phy_addr, | |
4755 | MDIO_PCS_DEVAD, | |
4756 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4757 | ((u16)data_index)); | |
4758 | ||
4759 | byte_cnt = 0; | |
4760 | while (byte_cnt < last_trans_size && data_index < size) { | |
4761 | /* Bits 7-0 of address */ | |
4762 | bnx2x_cl45_write(bp, port, | |
4763 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4764 | ext_phy_addr, | |
4765 | MDIO_PCS_DEVAD, | |
4766 | MDIO_PCS_REG_7101_SPI_FIFO_ADDR, | |
4767 | data[data_index++]); | |
4768 | byte_cnt++; | |
4769 | } | |
4770 | ||
4771 | bnx2x_cl45_write(bp, port, | |
4772 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4773 | ext_phy_addr, | |
4774 | MDIO_PCS_DEVAD, | |
4775 | MDIO_PCS_REG_7101_SPI_BYTES_TO_TRANSFER_ADDR, | |
4776 | byte_cnt+4); | |
4777 | ||
4778 | SPI_START_TRANSFER(bp, port, ext_phy_addr); | |
4779 | } | |
4780 | ||
4781 | /* DSP Remove Download Mode */ | |
17de50b7 EG |
4782 | bnx2x_set_gpio(bp, MISC_REGISTERS_GPIO_0, |
4783 | MISC_REGISTERS_GPIO_LOW, port); | |
ea4e040a YR |
4784 | |
4785 | bnx2x_sfx7101_sp_sw_reset(bp, port, ext_phy_addr); | |
4786 | ||
4787 | /* wait 0.5 sec to allow it to run */ | |
4788 | for (cnt = 0; cnt < 100; cnt++) | |
4789 | msleep(5); | |
4790 | ||
17de50b7 | 4791 | bnx2x_hw_reset(bp, port); |
ea4e040a YR |
4792 | |
4793 | for (cnt = 0; cnt < 100; cnt++) | |
4794 | msleep(5); | |
4795 | ||
4796 | /* Check that the code is started. In case the download | |
4797 | checksum failed, the code won't be started. */ | |
4798 | bnx2x_cl45_read(bp, port, | |
4799 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4800 | ext_phy_addr, | |
4801 | MDIO_PCS_DEVAD, | |
4802 | MDIO_PCS_REG_7101_DSP_ACCESS, | |
4803 | &tmp); | |
4804 | ||
4805 | code_started = (tmp & (1<<4)); | |
4806 | if (!code_started) { | |
4807 | DP(NETIF_MSG_LINK, "Download failed. Please check file.\n"); | |
4808 | return -EINVAL; | |
4809 | } | |
4810 | ||
4811 | /* Verify that the file revision is now equal to the image | |
4812 | revision within the DSP */ | |
4813 | bnx2x_cl45_read(bp, port, | |
4814 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4815 | ext_phy_addr, | |
4816 | MDIO_PMA_DEVAD, | |
4817 | MDIO_PMA_REG_7101_VER1, | |
4818 | &image_revision1); | |
4819 | ||
4820 | bnx2x_cl45_read(bp, port, | |
4821 | PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101, | |
4822 | ext_phy_addr, | |
4823 | MDIO_PMA_DEVAD, | |
4824 | MDIO_PMA_REG_7101_VER2, | |
4825 | &image_revision2); | |
4826 | ||
4827 | if (data[0x14e] != (image_revision2&0xFF) || | |
4828 | data[0x14f] != ((image_revision2&0xFF00)>>8) || | |
4829 | data[0x150] != (image_revision1&0xFF) || | |
4830 | data[0x151] != ((image_revision1&0xFF00)>>8)) { | |
4831 | DP(NETIF_MSG_LINK, "Download failed.\n"); | |
4832 | return -EINVAL; | |
4833 | } | |
4834 | DP(NETIF_MSG_LINK, "Download %d%%\n", data_index/size); | |
4835 | return 0; | |
4836 | } | |
4837 | ||
4838 | u8 bnx2x_flash_download(struct bnx2x *bp, u8 port, u32 ext_phy_config, | |
4839 | u8 driver_loaded, char data[], u32 size) | |
4840 | { | |
4841 | u8 rc = 0; | |
4842 | u32 ext_phy_type; | |
4843 | u8 ext_phy_addr; | |
4844 | ext_phy_addr = ((ext_phy_config & | |
4845 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_MASK) >> | |
4846 | PORT_HW_CFG_XGXS_EXT_PHY_ADDR_SHIFT); | |
4847 | ||
4848 | ext_phy_type = XGXS_EXT_PHY_TYPE(ext_phy_config); | |
4849 | ||
4850 | switch (ext_phy_type) { | |
4851 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8072: | |
4852 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8073: | |
4853 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8705: | |
4854 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_BCM8706: | |
4855 | DP(NETIF_MSG_LINK, | |
4856 | "Flash download not supported for this ext phy\n"); | |
4857 | rc = -EINVAL; | |
4858 | break; | |
4859 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_SFX7101: | |
4860 | /* Take ext phy out of reset */ | |
4861 | if (!driver_loaded) | |
57963ed9 | 4862 | bnx2x_turn_on_ef(bp, port, ext_phy_addr, ext_phy_type); |
ea4e040a YR |
4863 | rc = bnx2x_sfx7101_flash_download(bp, port, ext_phy_addr, |
4864 | data, size); | |
4865 | if (!driver_loaded) | |
17de50b7 | 4866 | bnx2x_turn_off_sf(bp, port); |
ea4e040a YR |
4867 | break; |
4868 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_DIRECT: | |
4869 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_FAILURE: | |
4870 | case PORT_HW_CFG_XGXS_EXT_PHY_TYPE_NOT_CONN: | |
4871 | default: | |
4872 | DP(NETIF_MSG_LINK, "Invalid ext phy type\n"); | |
4873 | rc = -EINVAL; | |
4874 | break; | |
4875 | } | |
4876 | return rc; | |
4877 | } | |
4878 |