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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
acf7d768 BH |
2 | /* |
3 | * cbe_regs.h | |
4 | * | |
5 | * This file is intended to hold the various register definitions for CBE | |
6 | * on-chip system devices (memory controller, IO controller, etc...) | |
7 | * | |
22b8c9f5 DE |
8 | * (C) Copyright IBM Corporation 2001,2006 |
9 | * | |
10 | * Authors: Maximino Aguilar (maguilar@us.ibm.com) | |
11 | * David J. Erb (djerb@us.ibm.com) | |
12 | * | |
acf7d768 BH |
13 | * (c) 2006 Benjamin Herrenschmidt <benh@kernel.crashing.org>, IBM Corp. |
14 | */ | |
15 | ||
16 | #ifndef CBE_REGS_H | |
17 | #define CBE_REGS_H | |
18 | ||
e4f6948c KC |
19 | #include <asm/cell-pmu.h> |
20 | ||
acf7d768 BH |
21 | /* |
22 | * | |
23 | * Some HID register definitions | |
24 | * | |
25 | */ | |
26 | ||
27 | /* CBE specific HID0 bits */ | |
28 | #define HID0_CBE_THERM_WAKEUP 0x0000020000000000ul | |
29 | #define HID0_CBE_SYSERR_WAKEUP 0x0000008000000000ul | |
30 | #define HID0_CBE_THERM_INT_EN 0x0000000400000000ul | |
31 | #define HID0_CBE_SYSERR_INT_EN 0x0000000200000000ul | |
32 | ||
22b8c9f5 | 33 | #define MAX_CBE 2 |
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34 | |
35 | /* | |
36 | * | |
37 | * Pervasive unit register definitions | |
38 | * | |
39 | */ | |
40 | ||
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41 | union spe_reg { |
42 | u64 val; | |
43 | u8 spe[8]; | |
44 | }; | |
45 | ||
46 | union ppe_spe_reg { | |
47 | u64 val; | |
48 | struct { | |
49 | u32 ppe; | |
50 | u32 spe; | |
51 | }; | |
52 | }; | |
53 | ||
54 | ||
acf7d768 | 55 | struct cbe_pmd_regs { |
22b8c9f5 DE |
56 | /* Debug Bus Control */ |
57 | u64 pad_0x0000; /* 0x0000 */ | |
58 | ||
59 | u64 group_control; /* 0x0008 */ | |
60 | ||
61 | u8 pad_0x0010_0x00a8 [0x00a8 - 0x0010]; /* 0x0010 */ | |
62 | ||
63 | u64 debug_bus_control; /* 0x00a8 */ | |
64 | ||
65 | u8 pad_0x00b0_0x0100 [0x0100 - 0x00b0]; /* 0x00b0 */ | |
66 | ||
67 | u64 trace_aux_data; /* 0x0100 */ | |
68 | u64 trace_buffer_0_63; /* 0x0108 */ | |
69 | u64 trace_buffer_64_127; /* 0x0110 */ | |
70 | u64 trace_address; /* 0x0118 */ | |
71 | u64 ext_tr_timer; /* 0x0120 */ | |
72 | ||
73 | u8 pad_0x0128_0x0400 [0x0400 - 0x0128]; /* 0x0128 */ | |
74 | ||
75 | /* Performance Monitor */ | |
76 | u64 pm_status; /* 0x0400 */ | |
77 | u64 pm_control; /* 0x0408 */ | |
78 | u64 pm_interval; /* 0x0410 */ | |
79 | u64 pm_ctr[4]; /* 0x0418 */ | |
80 | u64 pm_start_stop; /* 0x0438 */ | |
81 | u64 pm07_control[8]; /* 0x0440 */ | |
82 | ||
83 | u8 pad_0x0480_0x0800 [0x0800 - 0x0480]; /* 0x0480 */ | |
acf7d768 BH |
84 | |
85 | /* Thermal Sensor Registers */ | |
22b8c9f5 DE |
86 | union spe_reg ts_ctsr1; /* 0x0800 */ |
87 | u64 ts_ctsr2; /* 0x0808 */ | |
88 | union spe_reg ts_mtsr1; /* 0x0810 */ | |
89 | u64 ts_mtsr2; /* 0x0818 */ | |
90 | union spe_reg ts_itr1; /* 0x0820 */ | |
91 | u64 ts_itr2; /* 0x0828 */ | |
92 | u64 ts_gitr; /* 0x0830 */ | |
93 | u64 ts_isr; /* 0x0838 */ | |
94 | u64 ts_imr; /* 0x0840 */ | |
95 | union spe_reg tm_cr1; /* 0x0848 */ | |
96 | u64 tm_cr2; /* 0x0850 */ | |
97 | u64 tm_simr; /* 0x0858 */ | |
98 | union ppe_spe_reg tm_tpr; /* 0x0860 */ | |
99 | union spe_reg tm_str1; /* 0x0868 */ | |
100 | u64 tm_str2; /* 0x0870 */ | |
101 | union ppe_spe_reg tm_tsr; /* 0x0878 */ | |
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102 | |
103 | /* Power Management */ | |
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104 | u64 pmcr; /* 0x0880 */ |
105 | #define CBE_PMD_PAUSE_ZERO_CONTROL 0x10000 | |
106 | u64 pmsr; /* 0x0888 */ | |
acf7d768 BH |
107 | |
108 | /* Time Base Register */ | |
22b8c9f5 | 109 | u64 tbr; /* 0x0890 */ |
acf7d768 | 110 | |
22b8c9f5 | 111 | u8 pad_0x0898_0x0c00 [0x0c00 - 0x0898]; /* 0x0898 */ |
acf7d768 BH |
112 | |
113 | /* Fault Isolation Registers */ | |
22b8c9f5 DE |
114 | u64 checkstop_fir; /* 0x0c00 */ |
115 | u64 recoverable_fir; /* 0x0c08 */ | |
116 | u64 spec_att_mchk_fir; /* 0x0c10 */ | |
3addf55c AB |
117 | u32 fir_mode_reg; /* 0x0c18 */ |
118 | u8 pad_0x0c1c_0x0c20 [4]; /* 0x0c1c */ | |
119 | #define CBE_PMD_FIR_MODE_M8 0x00800 | |
22b8c9f5 | 120 | u64 fir_enable_mask; /* 0x0c20 */ |
acf7d768 | 121 | |
3addf55c AB |
122 | u8 pad_0x0c28_0x0ca8 [0x0ca8 - 0x0c28]; /* 0x0c28 */ |
123 | u64 ras_esc_0; /* 0x0ca8 */ | |
124 | u8 pad_0x0cb0_0x1000 [0x1000 - 0x0cb0]; /* 0x0cb0 */ | |
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125 | }; |
126 | ||
127 | extern struct cbe_pmd_regs __iomem *cbe_get_pmd_regs(struct device_node *np); | |
128 | extern struct cbe_pmd_regs __iomem *cbe_get_cpu_pmd_regs(int cpu); | |
129 | ||
bffd4927 KC |
130 | /* |
131 | * PMU shadow registers | |
132 | * | |
133 | * Many of the registers in the performance monitoring unit are write-only, | |
134 | * so we need to save a copy of what we write to those registers. | |
135 | * | |
136 | * The actual data counters are read/write. However, writing to the counters | |
137 | * only takes effect if the PMU is enabled. Otherwise the value is stored in | |
138 | * a hardware latch until the next time the PMU is enabled. So we save a copy | |
139 | * of the counter values if we need to read them back while the PMU is | |
140 | * disabled. The counter_value_in_latch field is a bitmap indicating which | |
141 | * counters currently have a value waiting to be written. | |
142 | */ | |
143 | ||
bffd4927 KC |
144 | struct cbe_pmd_shadow_regs { |
145 | u32 group_control; | |
146 | u32 debug_bus_control; | |
147 | u32 trace_address; | |
148 | u32 ext_tr_timer; | |
149 | u32 pm_status; | |
150 | u32 pm_control; | |
151 | u32 pm_interval; | |
152 | u32 pm_start_stop; | |
153 | u32 pm07_control[NR_CTRS]; | |
154 | ||
155 | u32 pm_ctr[NR_PHYS_CTRS]; | |
156 | u32 counter_value_in_latch; | |
157 | }; | |
158 | ||
159 | extern struct cbe_pmd_shadow_regs *cbe_get_pmd_shadow_regs(struct device_node *np); | |
160 | extern struct cbe_pmd_shadow_regs *cbe_get_cpu_pmd_shadow_regs(int cpu); | |
161 | ||
acf7d768 BH |
162 | /* |
163 | * | |
164 | * IIC unit register definitions | |
165 | * | |
166 | */ | |
167 | ||
168 | struct cbe_iic_pending_bits { | |
169 | u32 data; | |
170 | u8 flags; | |
171 | u8 class; | |
172 | u8 source; | |
173 | u8 prio; | |
174 | }; | |
175 | ||
176 | #define CBE_IIC_IRQ_VALID 0x80 | |
177 | #define CBE_IIC_IRQ_IPI 0x40 | |
178 | ||
179 | struct cbe_iic_thread_regs { | |
180 | struct cbe_iic_pending_bits pending; | |
181 | struct cbe_iic_pending_bits pending_destr; | |
182 | u64 generate; | |
183 | u64 prio; | |
184 | }; | |
185 | ||
186 | struct cbe_iic_regs { | |
187 | u8 pad_0x0000_0x0400[0x0400 - 0x0000]; /* 0x0000 */ | |
188 | ||
189 | /* IIC interrupt registers */ | |
190 | struct cbe_iic_thread_regs thread[2]; /* 0x0400 */ | |
22b8c9f5 DE |
191 | |
192 | u64 iic_ir; /* 0x0440 */ | |
0443bbd3 KC |
193 | #define CBE_IIC_IR_PRIO(x) (((x) & 0xf) << 12) |
194 | #define CBE_IIC_IR_DEST_NODE(x) (((x) & 0xf) << 4) | |
195 | #define CBE_IIC_IR_DEST_UNIT(x) ((x) & 0xf) | |
196 | #define CBE_IIC_IR_IOC_0 0x0 | |
197 | #define CBE_IIC_IR_IOC_1S 0xb | |
198 | #define CBE_IIC_IR_PT_0 0xe | |
199 | #define CBE_IIC_IR_PT_1 0xf | |
200 | ||
22b8c9f5 DE |
201 | u64 iic_is; /* 0x0448 */ |
202 | #define CBE_IIC_IS_PMI 0x2 | |
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203 | |
204 | u8 pad_0x0450_0x0500[0x0500 - 0x0450]; /* 0x0450 */ | |
205 | ||
206 | /* IOC FIR */ | |
207 | u64 ioc_fir_reset; /* 0x0500 */ | |
22b8c9f5 DE |
208 | u64 ioc_fir_set; /* 0x0508 */ |
209 | u64 ioc_checkstop_enable; /* 0x0510 */ | |
210 | u64 ioc_fir_error_mask; /* 0x0518 */ | |
211 | u64 ioc_syserr_enable; /* 0x0520 */ | |
212 | u64 ioc_fir; /* 0x0528 */ | |
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213 | |
214 | u8 pad_0x0530_0x1000[0x1000 - 0x0530]; /* 0x0530 */ | |
215 | }; | |
216 | ||
217 | extern struct cbe_iic_regs __iomem *cbe_get_iic_regs(struct device_node *np); | |
218 | extern struct cbe_iic_regs __iomem *cbe_get_cpu_iic_regs(int cpu); | |
219 | ||
220 | ||
22b8c9f5 DE |
221 | struct cbe_mic_tm_regs { |
222 | u8 pad_0x0000_0x0040[0x0040 - 0x0000]; /* 0x0000 */ | |
223 | ||
224 | u64 mic_ctl_cnfg2; /* 0x0040 */ | |
225 | #define CBE_MIC_ENABLE_AUX_TRC 0x8000000000000000LL | |
226 | #define CBE_MIC_DISABLE_PWR_SAV_2 0x0200000000000000LL | |
227 | #define CBE_MIC_DISABLE_AUX_TRC_WRAP 0x0100000000000000LL | |
228 | #define CBE_MIC_ENABLE_AUX_TRC_INT 0x0080000000000000LL | |
229 | ||
230 | u64 pad_0x0048; /* 0x0048 */ | |
231 | ||
232 | u64 mic_aux_trc_base; /* 0x0050 */ | |
233 | u64 mic_aux_trc_max_addr; /* 0x0058 */ | |
234 | u64 mic_aux_trc_cur_addr; /* 0x0060 */ | |
235 | u64 mic_aux_trc_grf_addr; /* 0x0068 */ | |
236 | u64 mic_aux_trc_grf_data; /* 0x0070 */ | |
237 | ||
238 | u64 pad_0x0078; /* 0x0078 */ | |
239 | ||
240 | u64 mic_ctl_cnfg_0; /* 0x0080 */ | |
241 | #define CBE_MIC_DISABLE_PWR_SAV_0 0x8000000000000000LL | |
242 | ||
243 | u64 pad_0x0088; /* 0x0088 */ | |
244 | ||
245 | u64 slow_fast_timer_0; /* 0x0090 */ | |
246 | u64 slow_next_timer_0; /* 0x0098 */ | |
247 | ||
d767efe3 BH |
248 | u8 pad_0x00a0_0x00f8[0x00f8 - 0x00a0]; /* 0x00a0 */ |
249 | u64 mic_df_ecc_address_0; /* 0x00f8 */ | |
250 | ||
251 | u8 pad_0x0100_0x01b8[0x01b8 - 0x0100]; /* 0x0100 */ | |
252 | u64 mic_df_ecc_address_1; /* 0x01b8 */ | |
22b8c9f5 DE |
253 | |
254 | u64 mic_ctl_cnfg_1; /* 0x01c0 */ | |
255 | #define CBE_MIC_DISABLE_PWR_SAV_1 0x8000000000000000LL | |
d767efe3 | 256 | |
22b8c9f5 DE |
257 | u64 pad_0x01c8; /* 0x01c8 */ |
258 | ||
259 | u64 slow_fast_timer_1; /* 0x01d0 */ | |
260 | u64 slow_next_timer_1; /* 0x01d8 */ | |
261 | ||
d767efe3 BH |
262 | u8 pad_0x01e0_0x0208[0x0208 - 0x01e0]; /* 0x01e0 */ |
263 | u64 mic_exc; /* 0x0208 */ | |
264 | #define CBE_MIC_EXC_BLOCK_SCRUB 0x0800000000000000ULL | |
265 | #define CBE_MIC_EXC_FAST_SCRUB 0x0100000000000000ULL | |
266 | ||
267 | u64 mic_mnt_cfg; /* 0x0210 */ | |
268 | #define CBE_MIC_MNT_CFG_CHAN_0_POP 0x0002000000000000ULL | |
269 | #define CBE_MIC_MNT_CFG_CHAN_1_POP 0x0004000000000000ULL | |
270 | ||
271 | u64 mic_df_config; /* 0x0218 */ | |
272 | #define CBE_MIC_ECC_DISABLE_0 0x4000000000000000ULL | |
273 | #define CBE_MIC_ECC_REP_SINGLE_0 0x2000000000000000ULL | |
274 | #define CBE_MIC_ECC_DISABLE_1 0x0080000000000000ULL | |
275 | #define CBE_MIC_ECC_REP_SINGLE_1 0x0040000000000000ULL | |
276 | ||
277 | u8 pad_0x0220_0x0230[0x0230 - 0x0220]; /* 0x0220 */ | |
278 | u64 mic_fir; /* 0x0230 */ | |
279 | #define CBE_MIC_FIR_ECC_SINGLE_0_ERR 0x0200000000000000ULL | |
280 | #define CBE_MIC_FIR_ECC_MULTI_0_ERR 0x0100000000000000ULL | |
281 | #define CBE_MIC_FIR_ECC_SINGLE_1_ERR 0x0080000000000000ULL | |
282 | #define CBE_MIC_FIR_ECC_MULTI_1_ERR 0x0040000000000000ULL | |
283 | #define CBE_MIC_FIR_ECC_ERR_MASK 0xffff000000000000ULL | |
284 | #define CBE_MIC_FIR_ECC_SINGLE_0_CTE 0x0000020000000000ULL | |
285 | #define CBE_MIC_FIR_ECC_MULTI_0_CTE 0x0000010000000000ULL | |
286 | #define CBE_MIC_FIR_ECC_SINGLE_1_CTE 0x0000008000000000ULL | |
287 | #define CBE_MIC_FIR_ECC_MULTI_1_CTE 0x0000004000000000ULL | |
288 | #define CBE_MIC_FIR_ECC_CTE_MASK 0x0000ffff00000000ULL | |
289 | #define CBE_MIC_FIR_ECC_SINGLE_0_RESET 0x0000000002000000ULL | |
290 | #define CBE_MIC_FIR_ECC_MULTI_0_RESET 0x0000000001000000ULL | |
291 | #define CBE_MIC_FIR_ECC_SINGLE_1_RESET 0x0000000000800000ULL | |
292 | #define CBE_MIC_FIR_ECC_MULTI_1_RESET 0x0000000000400000ULL | |
293 | #define CBE_MIC_FIR_ECC_RESET_MASK 0x00000000ffff0000ULL | |
294 | #define CBE_MIC_FIR_ECC_SINGLE_0_SET 0x0000000000000200ULL | |
295 | #define CBE_MIC_FIR_ECC_MULTI_0_SET 0x0000000000000100ULL | |
296 | #define CBE_MIC_FIR_ECC_SINGLE_1_SET 0x0000000000000080ULL | |
297 | #define CBE_MIC_FIR_ECC_MULTI_1_SET 0x0000000000000040ULL | |
298 | #define CBE_MIC_FIR_ECC_SET_MASK 0x000000000000ffffULL | |
299 | u64 mic_fir_debug; /* 0x0238 */ | |
300 | ||
301 | u8 pad_0x0240_0x1000[0x1000 - 0x0240]; /* 0x0240 */ | |
22b8c9f5 DE |
302 | }; |
303 | ||
304 | extern struct cbe_mic_tm_regs __iomem *cbe_get_mic_tm_regs(struct device_node *np); | |
305 | extern struct cbe_mic_tm_regs __iomem *cbe_get_cpu_mic_tm_regs(int cpu); | |
306 | ||
9413c883 GU |
307 | |
308 | /* Cell page table entries */ | |
309 | #define CBE_IOPTE_PP_W 0x8000000000000000ul /* protection: write */ | |
310 | #define CBE_IOPTE_PP_R 0x4000000000000000ul /* protection: read */ | |
311 | #define CBE_IOPTE_M 0x2000000000000000ul /* coherency required */ | |
312 | #define CBE_IOPTE_SO_R 0x1000000000000000ul /* ordering: writes */ | |
313 | #define CBE_IOPTE_SO_RW 0x1800000000000000ul /* ordering: r & w */ | |
314 | #define CBE_IOPTE_RPN_Mask 0x07fffffffffff000ul /* RPN */ | |
315 | #define CBE_IOPTE_H 0x0000000000000800ul /* cache hint */ | |
316 | #define CBE_IOPTE_IOID_Mask 0x00000000000007fful /* ioid */ | |
317 | ||
91a69c96 CK |
318 | /* some utility functions to deal with SMT */ |
319 | extern u32 cbe_get_hw_thread_id(int cpu); | |
320 | extern u32 cbe_cpu_to_node(int cpu); | |
321 | extern u32 cbe_node_to_cpu(int node); | |
322 | ||
acf7d768 BH |
323 | /* Init this module early */ |
324 | extern void cbe_regs_init(void); | |
325 | ||
326 | ||
327 | #endif /* CBE_REGS_H */ |