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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
9f6d3c4b SR |
2 | #ifndef __nosy_dump_h__ |
3 | #define __nosy_dump_h__ | |
4 | ||
5 | #define array_length(array) (sizeof(array) / sizeof(array[0])) | |
6 | ||
83ef7c75 | 7 | #define ACK_NO_ACK 0x0 |
9f6d3c4b SR |
8 | #define ACK_DONE(a) ((a >> 2) == 0) |
9 | #define ACK_BUSY(a) ((a >> 2) == 1) | |
10 | #define ACK_ERROR(a) ((a >> 2) == 3) | |
11 | ||
1bcc69fb | 12 | #include <stdint.h> |
9f6d3c4b | 13 | |
1bcc69fb | 14 | struct phy_packet { |
92c16f7e SR |
15 | uint32_t timestamp; |
16 | union { | |
17 | struct { | |
18 | uint32_t zero:24; | |
19 | uint32_t phy_id:6; | |
20 | uint32_t identifier:2; | |
21 | } common, link_on; | |
22 | ||
23 | struct { | |
24 | uint32_t zero:16; | |
25 | uint32_t gap_count:6; | |
26 | uint32_t set_gap_count:1; | |
27 | uint32_t set_root:1; | |
28 | uint32_t root_id:6; | |
29 | uint32_t identifier:2; | |
30 | } phy_config; | |
31 | ||
32 | struct { | |
33 | uint32_t more_packets:1; | |
34 | uint32_t initiated_reset:1; | |
35 | uint32_t port2:2; | |
36 | uint32_t port1:2; | |
37 | uint32_t port0:2; | |
38 | uint32_t power_class:3; | |
39 | uint32_t contender:1; | |
40 | uint32_t phy_delay:2; | |
41 | uint32_t phy_speed:2; | |
42 | uint32_t gap_count:6; | |
43 | uint32_t link_active:1; | |
44 | uint32_t extended:1; | |
45 | uint32_t phy_id:6; | |
46 | uint32_t identifier:2; | |
47 | } self_id; | |
48 | ||
49 | struct { | |
50 | uint32_t more_packets:1; | |
51 | uint32_t reserved1:1; | |
52 | uint32_t porth:2; | |
53 | uint32_t portg:2; | |
54 | uint32_t portf:2; | |
55 | uint32_t porte:2; | |
56 | uint32_t portd:2; | |
57 | uint32_t portc:2; | |
58 | uint32_t portb:2; | |
59 | uint32_t porta:2; | |
60 | uint32_t reserved0:2; | |
61 | uint32_t sequence:3; | |
62 | uint32_t extended:1; | |
63 | uint32_t phy_id:6; | |
64 | uint32_t identifier:2; | |
65 | } ext_self_id; | |
66 | }; | |
67 | uint32_t inverted; | |
68 | uint32_t ack; | |
9f6d3c4b SR |
69 | }; |
70 | ||
83ef7c75 SR |
71 | #define TCODE_PHY_PACKET 0x10 |
72 | ||
9f6d3c4b SR |
73 | #define PHY_PACKET_CONFIGURATION 0x00 |
74 | #define PHY_PACKET_LINK_ON 0x01 | |
75 | #define PHY_PACKET_SELF_ID 0x02 | |
76 | ||
77 | struct link_packet { | |
92c16f7e SR |
78 | uint32_t timestamp; |
79 | union { | |
80 | struct { | |
81 | uint32_t priority:4; | |
82 | uint32_t tcode:4; | |
83 | uint32_t rt:2; | |
84 | uint32_t tlabel:6; | |
85 | uint32_t destination:16; | |
86 | ||
87 | uint32_t offset_high:16; | |
88 | uint32_t source:16; | |
89 | ||
90 | uint32_t offset_low; | |
91 | } common; | |
92 | ||
93 | struct { | |
94 | uint32_t common[3]; | |
95 | uint32_t crc; | |
96 | } read_quadlet; | |
97 | ||
98 | struct { | |
99 | uint32_t common[3]; | |
100 | uint32_t data; | |
101 | uint32_t crc; | |
102 | } read_quadlet_response; | |
103 | ||
104 | struct { | |
105 | uint32_t common[3]; | |
106 | uint32_t extended_tcode:16; | |
107 | uint32_t data_length:16; | |
108 | uint32_t crc; | |
109 | } read_block; | |
110 | ||
111 | struct { | |
112 | uint32_t common[3]; | |
113 | uint32_t extended_tcode:16; | |
114 | uint32_t data_length:16; | |
115 | uint32_t crc; | |
116 | uint32_t data[0]; | |
117 | /* crc and ack follows. */ | |
118 | } read_block_response; | |
119 | ||
120 | struct { | |
121 | uint32_t common[3]; | |
122 | uint32_t data; | |
123 | uint32_t crc; | |
124 | } write_quadlet; | |
125 | ||
126 | struct { | |
127 | uint32_t common[3]; | |
128 | uint32_t extended_tcode:16; | |
129 | uint32_t data_length:16; | |
130 | uint32_t crc; | |
131 | uint32_t data[0]; | |
132 | /* crc and ack follows. */ | |
133 | } write_block; | |
134 | ||
135 | struct { | |
136 | uint32_t common[3]; | |
137 | uint32_t crc; | |
138 | } write_response; | |
139 | ||
140 | struct { | |
141 | uint32_t common[3]; | |
142 | uint32_t data; | |
143 | uint32_t crc; | |
144 | } cycle_start; | |
145 | ||
146 | struct { | |
147 | uint32_t sy:4; | |
148 | uint32_t tcode:4; | |
149 | uint32_t channel:6; | |
150 | uint32_t tag:2; | |
151 | uint32_t data_length:16; | |
152 | ||
153 | uint32_t crc; | |
154 | } iso_data; | |
155 | }; | |
9f6d3c4b SR |
156 | }; |
157 | ||
158 | struct subaction { | |
92c16f7e SR |
159 | uint32_t ack; |
160 | size_t length; | |
161 | struct list link; | |
162 | struct link_packet packet; | |
9f6d3c4b SR |
163 | }; |
164 | ||
165 | struct link_transaction { | |
92c16f7e SR |
166 | int request_node, response_node, tlabel; |
167 | struct subaction *request, *response; | |
168 | struct list request_list, response_list; | |
169 | struct list link; | |
9f6d3c4b SR |
170 | }; |
171 | ||
172 | int decode_fcp(struct link_transaction *t); | |
173 | ||
174 | #endif /* __nosy_dump_h__ */ |