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Commit | Line | Data |
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c7a34993 MM |
1 | /* |
2 | * The PCI Utilities -- Show Extended Capabilities | |
3 | * | |
8f39f69e | 4 | * Copyright (c) 1997--2010 Martin Mares <mj@ucw.cz> |
c7a34993 MM |
5 | * |
6 | * Can be freely distributed and used under the terms of the GNU GPL. | |
7 | */ | |
8 | ||
9 | #include <stdio.h> | |
10 | #include <string.h> | |
11 | ||
12 | #include "lspci.h" | |
13 | ||
67da1792 MM |
14 | static void |
15 | cap_tph(struct device *d, int where) | |
16 | { | |
17 | u32 tph_cap; | |
18 | printf("Transaction Processing Hints\n"); | |
19 | if (verbose < 2) | |
20 | return; | |
21 | ||
22 | if (!config_fetch(d, where + PCI_TPH_CAPABILITIES, 4)) | |
23 | return; | |
24 | ||
25 | tph_cap = get_conf_long(d, where + PCI_TPH_CAPABILITIES); | |
26 | ||
27 | if (tph_cap & PCI_TPH_INTVEC_SUP) | |
28 | printf("\t\tInterrupt vector mode supported\n"); | |
29 | if (tph_cap & PCI_TPH_DEV_SUP) | |
30 | printf("\t\tDevice specific mode supported\n"); | |
31 | if (tph_cap & PCI_TPH_EXT_REQ_SUP) | |
32 | printf("\t\tExtended requester support\n"); | |
33 | ||
34 | switch (tph_cap & PCI_TPH_ST_LOC_MASK) { | |
35 | case PCI_TPH_ST_NONE: | |
36 | printf("\t\tNo steering table available\n"); | |
37 | break; | |
38 | case PCI_TPH_ST_CAP: | |
39 | printf("\t\tSteering table in TPH capability structure\n"); | |
40 | break; | |
41 | case PCI_TPH_ST_MSIX: | |
42 | printf("\t\tSteering table in MSI-X table\n"); | |
43 | break; | |
44 | default: | |
45 | printf("\t\tReserved steering table location\n"); | |
46 | break; | |
47 | } | |
48 | } | |
49 | ||
50 | static u32 | |
51 | cap_ltr_scale(u8 scale) | |
52 | { | |
53 | return 1 << (scale * 5); | |
54 | } | |
55 | ||
56 | static void | |
57 | cap_ltr(struct device *d, int where) | |
58 | { | |
59 | u32 scale; | |
60 | u16 snoop, nosnoop; | |
61 | printf("Latency Tolerance Reporting\n"); | |
62 | if (verbose < 2) | |
63 | return; | |
64 | ||
65 | if (!config_fetch(d, where + PCI_LTR_MAX_SNOOP, 4)) | |
66 | return; | |
67 | ||
68 | snoop = get_conf_word(d, where + PCI_LTR_MAX_SNOOP); | |
69 | scale = cap_ltr_scale((snoop >> PCI_LTR_SCALE_SHIFT) & PCI_LTR_SCALE_MASK); | |
70 | printf("\t\tMax snoop latency: %lldns\n", | |
71 | ((unsigned long long)snoop & PCI_LTR_VALUE_MASK) * scale); | |
72 | ||
73 | nosnoop = get_conf_word(d, where + PCI_LTR_MAX_NOSNOOP); | |
74 | scale = cap_ltr_scale((nosnoop >> PCI_LTR_SCALE_SHIFT) & PCI_LTR_SCALE_MASK); | |
75 | printf("\t\tMax no snoop latency: %lldns\n", | |
76 | ((unsigned long long)nosnoop & PCI_LTR_VALUE_MASK) * scale); | |
77 | } | |
78 | ||
c7a34993 MM |
79 | static void |
80 | cap_dsn(struct device *d, int where) | |
81 | { | |
82 | u32 t1, t2; | |
83 | if (!config_fetch(d, where + 4, 8)) | |
84 | return; | |
85 | t1 = get_conf_long(d, where + 4); | |
86 | t2 = get_conf_long(d, where + 8); | |
87 | printf("Device Serial Number %02x-%02x-%02x-%02x-%02x-%02x-%02x-%02x\n", | |
6f9f8fd7 MW |
88 | t2 >> 24, (t2 >> 16) & 0xff, (t2 >> 8) & 0xff, t2 & 0xff, |
89 | t1 >> 24, (t1 >> 16) & 0xff, (t1 >> 8) & 0xff, t1 & 0xff); | |
c7a34993 MM |
90 | } |
91 | ||
92 | static void | |
93 | cap_aer(struct device *d, int where) | |
94 | { | |
95 | u32 l; | |
96 | ||
97 | printf("Advanced Error Reporting\n"); | |
9a2e4b35 YZ |
98 | if (verbose < 2) |
99 | return; | |
100 | ||
c7a34993 MM |
101 | if (!config_fetch(d, where + PCI_ERR_UNCOR_STATUS, 24)) |
102 | return; | |
103 | ||
104 | l = get_conf_long(d, where + PCI_ERR_UNCOR_STATUS); | |
105 | printf("\t\tUESta:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " | |
106 | "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", | |
107 | FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), | |
108 | FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), | |
109 | FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), | |
110 | FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); | |
111 | l = get_conf_long(d, where + PCI_ERR_UNCOR_MASK); | |
112 | printf("\t\tUEMsk:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " | |
113 | "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", | |
114 | FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), | |
115 | FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), | |
116 | FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), | |
117 | FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); | |
118 | l = get_conf_long(d, where + PCI_ERR_UNCOR_SEVER); | |
119 | printf("\t\tUESvrt:\tDLP%c SDES%c TLP%c FCP%c CmpltTO%c CmpltAbrt%c UnxCmplt%c RxOF%c " | |
120 | "MalfTLP%c ECRC%c UnsupReq%c ACSViol%c\n", | |
121 | FLAG(l, PCI_ERR_UNC_DLP), FLAG(l, PCI_ERR_UNC_SDES), FLAG(l, PCI_ERR_UNC_POISON_TLP), | |
122 | FLAG(l, PCI_ERR_UNC_FCP), FLAG(l, PCI_ERR_UNC_COMP_TIME), FLAG(l, PCI_ERR_UNC_COMP_ABORT), | |
123 | FLAG(l, PCI_ERR_UNC_UNX_COMP), FLAG(l, PCI_ERR_UNC_RX_OVER), FLAG(l, PCI_ERR_UNC_MALF_TLP), | |
124 | FLAG(l, PCI_ERR_UNC_ECRC), FLAG(l, PCI_ERR_UNC_UNSUP), FLAG(l, PCI_ERR_UNC_ACS_VIOL)); | |
125 | l = get_conf_long(d, where + PCI_ERR_COR_STATUS); | |
126 | printf("\t\tCESta:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n", | |
127 | FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP), | |
128 | FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE)); | |
129 | l = get_conf_long(d, where + PCI_ERR_COR_MASK); | |
130 | printf("\t\tCEMsk:\tRxErr%c BadTLP%c BadDLLP%c Rollover%c Timeout%c NonFatalErr%c\n", | |
131 | FLAG(l, PCI_ERR_COR_RCVR), FLAG(l, PCI_ERR_COR_BAD_TLP), FLAG(l, PCI_ERR_COR_BAD_DLLP), | |
132 | FLAG(l, PCI_ERR_COR_REP_ROLL), FLAG(l, PCI_ERR_COR_REP_TIMER), FLAG(l, PCI_ERR_COR_REP_ANFE)); | |
133 | l = get_conf_long(d, where + PCI_ERR_CAP); | |
134 | printf("\t\tAERCap:\tFirst Error Pointer: %02x, GenCap%c CGenEn%c ChkCap%c ChkEn%c\n", | |
135 | PCI_ERR_CAP_FEP(l), FLAG(l, PCI_ERR_CAP_ECRC_GENC), FLAG(l, PCI_ERR_CAP_ECRC_GENE), | |
136 | FLAG(l, PCI_ERR_CAP_ECRC_CHKC), FLAG(l, PCI_ERR_CAP_ECRC_CHKE)); | |
137 | ||
138 | } | |
139 | ||
140 | static void | |
141 | cap_acs(struct device *d, int where) | |
142 | { | |
143 | u16 w; | |
144 | ||
145 | printf("Access Control Services\n"); | |
9a2e4b35 YZ |
146 | if (verbose < 2) |
147 | return; | |
148 | ||
c7a34993 MM |
149 | if (!config_fetch(d, where + PCI_ACS_CAP, 4)) |
150 | return; | |
151 | ||
152 | w = get_conf_word(d, where + PCI_ACS_CAP); | |
153 | printf("\t\tACSCap:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c " | |
154 | "DirectTrans%c\n", | |
155 | FLAG(w, PCI_ACS_CAP_VALID), FLAG(w, PCI_ACS_CAP_BLOCK), FLAG(w, PCI_ACS_CAP_REQ_RED), | |
156 | FLAG(w, PCI_ACS_CAP_CMPLT_RED), FLAG(w, PCI_ACS_CAP_FORWARD), FLAG(w, PCI_ACS_CAP_EGRESS), | |
157 | FLAG(w, PCI_ACS_CAP_TRANS)); | |
158 | w = get_conf_word(d, where + PCI_ACS_CTRL); | |
159 | printf("\t\tACSCtl:\tSrcValid%c TransBlk%c ReqRedir%c CmpltRedir%c UpstreamFwd%c EgressCtrl%c " | |
160 | "DirectTrans%c\n", | |
161 | FLAG(w, PCI_ACS_CTRL_VALID), FLAG(w, PCI_ACS_CTRL_BLOCK), FLAG(w, PCI_ACS_CTRL_REQ_RED), | |
162 | FLAG(w, PCI_ACS_CTRL_CMPLT_RED), FLAG(w, PCI_ACS_CTRL_FORWARD), FLAG(w, PCI_ACS_CTRL_EGRESS), | |
163 | FLAG(w, PCI_ACS_CTRL_TRANS)); | |
164 | } | |
165 | ||
166 | static void | |
167 | cap_ari(struct device *d, int where) | |
168 | { | |
169 | u16 w; | |
170 | ||
171 | printf("Alternative Routing-ID Interpretation (ARI)\n"); | |
9a2e4b35 YZ |
172 | if (verbose < 2) |
173 | return; | |
174 | ||
c7a34993 MM |
175 | if (!config_fetch(d, where + PCI_ARI_CAP, 4)) |
176 | return; | |
177 | ||
178 | w = get_conf_word(d, where + PCI_ARI_CAP); | |
179 | printf("\t\tARICap:\tMFVC%c ACS%c, Next Function: %d\n", | |
180 | FLAG(w, PCI_ARI_CAP_MFVC), FLAG(w, PCI_ARI_CAP_ACS), | |
181 | PCI_ARI_CAP_NFN(w)); | |
182 | w = get_conf_word(d, where + PCI_ARI_CTRL); | |
183 | printf("\t\tARICtl:\tMFVC%c ACS%c, Function Group: %d\n", | |
184 | FLAG(w, PCI_ARI_CTRL_MFVC), FLAG(w, PCI_ARI_CTRL_ACS), | |
185 | PCI_ARI_CTRL_FG(w)); | |
186 | } | |
187 | ||
188 | static void | |
189 | cap_ats(struct device *d, int where) | |
190 | { | |
191 | u16 w; | |
192 | ||
193 | printf("Address Translation Service (ATS)\n"); | |
9a2e4b35 YZ |
194 | if (verbose < 2) |
195 | return; | |
196 | ||
c7a34993 MM |
197 | if (!config_fetch(d, where + PCI_ATS_CAP, 4)) |
198 | return; | |
199 | ||
200 | w = get_conf_word(d, where + PCI_ATS_CAP); | |
201 | printf("\t\tATSCap:\tInvalidate Queue Depth: %02x\n", PCI_ATS_CAP_IQD(w)); | |
202 | w = get_conf_word(d, where + PCI_ATS_CTRL); | |
203 | printf("\t\tATSCtl:\tEnable%c, Smallest Translation Unit: %02x\n", | |
204 | FLAG(w, PCI_ATS_CTRL_ENABLE), PCI_ATS_CTRL_STU(w)); | |
205 | } | |
206 | ||
207 | static void | |
208 | cap_sriov(struct device *d, int where) | |
209 | { | |
210 | u16 b; | |
211 | u16 w; | |
212 | u32 l; | |
67e78b32 | 213 | int i; |
c7a34993 MM |
214 | |
215 | printf("Single Root I/O Virtualization (SR-IOV)\n"); | |
9a2e4b35 YZ |
216 | if (verbose < 2) |
217 | return; | |
218 | ||
c7a34993 MM |
219 | if (!config_fetch(d, where + PCI_IOV_CAP, 0x3c)) |
220 | return; | |
221 | ||
222 | l = get_conf_long(d, where + PCI_IOV_CAP); | |
223 | printf("\t\tIOVCap:\tMigration%c, Interrupt Message Number: %03x\n", | |
224 | FLAG(l, PCI_IOV_CAP_VFM), PCI_IOV_CAP_IMN(l)); | |
225 | w = get_conf_word(d, where + PCI_IOV_CTRL); | |
226 | printf("\t\tIOVCtl:\tEnable%c Migration%c Interrupt%c MSE%c ARIHierarchy%c\n", | |
227 | FLAG(w, PCI_IOV_CTRL_VFE), FLAG(w, PCI_IOV_CTRL_VFME), | |
228 | FLAG(w, PCI_IOV_CTRL_VFMIE), FLAG(w, PCI_IOV_CTRL_MSE), | |
229 | FLAG(w, PCI_IOV_CTRL_ARI)); | |
230 | w = get_conf_word(d, where + PCI_IOV_STATUS); | |
231 | printf("\t\tIOVSta:\tMigration%c\n", FLAG(w, PCI_IOV_STATUS_MS)); | |
232 | w = get_conf_word(d, where + PCI_IOV_INITIALVF); | |
233 | printf("\t\tInitial VFs: %d, ", w); | |
234 | w = get_conf_word(d, where + PCI_IOV_TOTALVF); | |
235 | printf("Total VFs: %d, ", w); | |
236 | w = get_conf_word(d, where + PCI_IOV_NUMVF); | |
237 | printf("Number of VFs: %d, ", w); | |
238 | b = get_conf_byte(d, where + PCI_IOV_FDL); | |
239 | printf("Function Dependency Link: %02x\n", b); | |
240 | w = get_conf_word(d, where + PCI_IOV_OFFSET); | |
241 | printf("\t\tVF offset: %d, ", w); | |
242 | w = get_conf_word(d, where + PCI_IOV_STRIDE); | |
243 | printf("stride: %d, ", w); | |
244 | w = get_conf_word(d, where + PCI_IOV_DID); | |
245 | printf("Device ID: %04x\n", w); | |
246 | l = get_conf_long(d, where + PCI_IOV_SUPPS); | |
247 | printf("\t\tSupported Page Size: %08x, ", l); | |
248 | l = get_conf_long(d, where + PCI_IOV_SYSPS); | |
249 | printf("System Page Size: %08x\n", l); | |
b9e11c65 MM |
250 | |
251 | for (i=0; i < PCI_IOV_NUM_BAR; i++) | |
252 | { | |
187bf2f5 | 253 | u32 addr; |
b9e11c65 MM |
254 | int type; |
255 | u32 h; | |
256 | l = get_conf_long(d, where + PCI_IOV_BAR_BASE + 4*i); | |
257 | if (l == 0xffffffff) | |
258 | l = 0; | |
259 | if (!l) | |
260 | continue; | |
261 | printf("\t\tRegion %d: Memory at ", i); | |
262 | addr = l & PCI_ADDR_MEM_MASK; | |
263 | type = l & PCI_BASE_ADDRESS_MEM_TYPE_MASK; | |
264 | if (type == PCI_BASE_ADDRESS_MEM_TYPE_64) | |
265 | { | |
266 | i++; | |
267 | h = get_conf_long(d, where + PCI_IOV_BAR_BASE + (i*4)); | |
187bf2f5 | 268 | printf("%08x", h); |
b9e11c65 | 269 | } |
187bf2f5 MM |
270 | printf("%08x (%s-bit, %sprefetchable)\n", |
271 | addr, | |
b9e11c65 MM |
272 | (type == PCI_BASE_ADDRESS_MEM_TYPE_32) ? "32" : "64", |
273 | (l & PCI_BASE_ADDRESS_MEM_PREFETCH) ? "" : "non-"); | |
67e78b32 | 274 | } |
b9e11c65 | 275 | |
edca3520 | 276 | l = get_conf_long(d, where + PCI_IOV_MSAO); |
c7a34993 MM |
277 | printf("\t\tVF Migration: offset: %08x, BIR: %x\n", PCI_IOV_MSA_OFFSET(l), |
278 | PCI_IOV_MSA_BIR(l)); | |
279 | } | |
280 | ||
33088c24 MM |
281 | static void |
282 | cap_vc(struct device *d, int where) | |
283 | { | |
284 | u32 cr1, cr2; | |
285 | u16 ctrl, status; | |
286 | int evc_cnt; | |
287 | int arb_table_pos; | |
288 | int i, j; | |
3d8b5258 | 289 | static const char ref_clocks[][6] = { "100ns" }; |
3edae14a MM |
290 | static const char arb_selects[8][7] = { "Fixed", "WRR32", "WRR64", "WRR128", "??4", "??5", "??6", "??7" }; |
291 | static const char vc_arb_selects[8][8] = { "Fixed", "WRR32", "WRR64", "WRR128", "TWRR128", "WRR256", "??6", "??7" }; | |
3d8b5258 | 292 | char buf[8]; |
33088c24 MM |
293 | |
294 | printf("Virtual Channel\n"); | |
295 | if (verbose < 2) | |
296 | return; | |
297 | ||
298 | if (!config_fetch(d, where + 4, 0x1c - 4)) | |
299 | return; | |
300 | ||
301 | cr1 = get_conf_long(d, where + PCI_VC_PORT_REG1); | |
302 | cr2 = get_conf_long(d, where + PCI_VC_PORT_REG2); | |
303 | ctrl = get_conf_word(d, where + PCI_VC_PORT_CTRL); | |
304 | status = get_conf_word(d, where + PCI_VC_PORT_STATUS); | |
305 | ||
3d8b5258 | 306 | evc_cnt = BITS(cr1, 0, 3); |
d676f20d | 307 | printf("\t\tCaps:\tLPEVC=%d RefClk=%s PATEntryBits=%d\n", |
3d8b5258 MM |
308 | BITS(cr1, 4, 3), |
309 | TABLE(ref_clocks, BITS(cr1, 8, 2), buf), | |
d676f20d | 310 | 1 << BITS(cr1, 10, 2)); |
33088c24 | 311 | |
d676f20d | 312 | printf("\t\tArb:"); |
33088c24 MM |
313 | for (i=0; i<8; i++) |
314 | if (arb_selects[i][0] != '?' || cr2 & (1 << i)) | |
d676f20d | 315 | printf("%c%s%c", (i ? ' ' : '\t'), arb_selects[i], FLAG(cr2, 1 << i)); |
3d8b5258 | 316 | arb_table_pos = BITS(cr2, 24, 8); |
33088c24 | 317 | |
d676f20d | 318 | printf("\n\t\tCtrl:\tArbSelect=%s\n", TABLE(arb_selects, BITS(ctrl, 1, 3), buf)); |
33088c24 MM |
319 | printf("\t\tStatus:\tInProgress%c\n", FLAG(status, 1)); |
320 | ||
321 | if (arb_table_pos) | |
d676f20d MM |
322 | { |
323 | arb_table_pos = where + 16*arb_table_pos; | |
324 | printf("\t\tPort Arbitration Table [%x] <?>\n", arb_table_pos); | |
325 | } | |
33088c24 MM |
326 | |
327 | for (i=0; i<=evc_cnt; i++) | |
328 | { | |
329 | int pos = where + PCI_VC_RES_CAP + 12*i; | |
330 | u32 rcap, rctrl; | |
331 | u16 rstatus; | |
332 | int pat_pos; | |
333 | ||
5a9a932c | 334 | printf("\t\tVC%d:\t", i); |
33088c24 MM |
335 | if (!config_fetch(d, pos, 12)) |
336 | { | |
5a9a932c | 337 | printf("<unreadable>\n"); |
33088c24 MM |
338 | continue; |
339 | } | |
340 | rcap = get_conf_long(d, pos); | |
341 | rctrl = get_conf_long(d, pos+4); | |
7970509b | 342 | rstatus = get_conf_word(d, pos+10); |
33088c24 | 343 | |
3d8b5258 | 344 | pat_pos = BITS(rcap, 24, 8); |
5a9a932c | 345 | printf("Caps:\tPATOffset=%02x MaxTimeSlots=%d RejSnoopTrans%c\n", |
33088c24 | 346 | pat_pos, |
3d8b5258 | 347 | BITS(rcap, 16, 6) + 1, |
33088c24 MM |
348 | FLAG(rcap, 1 << 15)); |
349 | ||
350 | printf("\t\t\tArb:"); | |
351 | for (j=0; j<8; j++) | |
352 | if (vc_arb_selects[j][0] != '?' || rcap & (1 << j)) | |
353 | printf("%c%s%c", (j ? ' ' : '\t'), vc_arb_selects[j], FLAG(rcap, 1 << j)); | |
354 | ||
355 | printf("\n\t\t\tCtrl:\tEnable%c ID=%d ArbSelect=%s TC/VC=%02x\n", | |
356 | FLAG(rctrl, 1 << 31), | |
3d8b5258 MM |
357 | BITS(rctrl, 24, 3), |
358 | TABLE(vc_arb_selects, BITS(rctrl, 17, 3), buf), | |
359 | BITS(rctrl, 0, 8)); | |
33088c24 MM |
360 | |
361 | printf("\t\t\tStatus:\tNegoPending%c InProgress%c\n", | |
362 | FLAG(rstatus, 2), | |
363 | FLAG(rstatus, 1)); | |
364 | ||
365 | if (pat_pos) | |
366 | printf("\t\t\tPort Arbitration Table <?>\n"); | |
367 | } | |
368 | } | |
369 | ||
5a9a932c MM |
370 | static void |
371 | cap_rclink(struct device *d, int where) | |
372 | { | |
373 | u32 esd; | |
374 | int num_links; | |
375 | int i; | |
376 | static const char elt_types[][9] = { "Config", "Egress", "Internal" }; | |
377 | char buf[8]; | |
378 | ||
379 | printf("Root Complex Link\n"); | |
380 | if (verbose < 2) | |
381 | return; | |
382 | ||
383 | if (!config_fetch(d, where + 4, PCI_RCLINK_LINK1 - 4)) | |
384 | return; | |
385 | ||
386 | esd = get_conf_long(d, where + PCI_RCLINK_ESD); | |
387 | num_links = BITS(esd, 8, 8); | |
388 | printf("\t\tDesc:\tPortNumber=%02x ComponentID=%02x EltType=%s\n", | |
389 | BITS(esd, 24, 8), | |
390 | BITS(esd, 16, 8), | |
391 | TABLE(elt_types, BITS(esd, 0, 8), buf)); | |
392 | ||
393 | for (i=0; i<num_links; i++) | |
394 | { | |
395 | int pos = where + PCI_RCLINK_LINK1 + i*PCI_RCLINK_LINK_SIZE; | |
396 | u32 desc; | |
397 | u32 addr_lo, addr_hi; | |
398 | ||
399 | printf("\t\tLink%d:\t", i); | |
400 | if (!config_fetch(d, pos, PCI_RCLINK_LINK_SIZE)) | |
401 | { | |
402 | printf("<unreadable>\n"); | |
403 | return; | |
404 | } | |
405 | desc = get_conf_long(d, pos + PCI_RCLINK_LINK_DESC); | |
406 | addr_lo = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR); | |
407 | addr_hi = get_conf_long(d, pos + PCI_RCLINK_LINK_ADDR + 4); | |
408 | ||
409 | printf("Desc:\tTargetPort=%02x TargetComponent=%02x AssocRCRB%c LinkType=%s LinkValid%c\n", | |
410 | BITS(desc, 24, 8), | |
411 | BITS(desc, 16, 8), | |
412 | FLAG(desc, 4), | |
413 | ((desc & 2) ? "Config" : "MemMapped"), | |
414 | FLAG(desc, 1)); | |
415 | ||
416 | if (desc & 2) | |
417 | { | |
418 | int n = addr_lo & 7; | |
419 | if (!n) | |
420 | n = 8; | |
421 | printf("\t\t\tAddr:\t%02x:%02x.%d CfgSpace=%08x%08x\n", | |
422 | BITS(addr_lo, 20, n), | |
423 | BITS(addr_lo, 15, 5), | |
424 | BITS(addr_lo, 12, 3), | |
425 | addr_hi, addr_lo); | |
426 | } | |
427 | else | |
428 | printf("\t\t\tAddr:\t%08x%08x\n", addr_hi, addr_lo); | |
429 | } | |
430 | } | |
431 | ||
78ca9582 MM |
432 | static void |
433 | cap_evendor(struct device *d, int where) | |
434 | { | |
435 | u32 hdr; | |
436 | ||
437 | printf("Vendor Specific Information: "); | |
438 | if (!config_fetch(d, where + PCI_EVNDR_HEADER, 4)) | |
439 | { | |
440 | printf("<unreadable>\n"); | |
441 | return; | |
442 | } | |
443 | ||
444 | hdr = get_conf_long(d, where + PCI_EVNDR_HEADER); | |
445 | printf("ID=%04x Rev=%d Len=%03x <?>\n", | |
446 | BITS(hdr, 0, 16), | |
447 | BITS(hdr, 16, 4), | |
448 | BITS(hdr, 20, 12)); | |
449 | } | |
450 | ||
c7a34993 MM |
451 | void |
452 | show_ext_caps(struct device *d) | |
453 | { | |
454 | int where = 0x100; | |
455 | char been_there[0x1000]; | |
456 | memset(been_there, 0, 0x1000); | |
457 | do | |
458 | { | |
459 | u32 header; | |
33088c24 | 460 | int id, version; |
c7a34993 MM |
461 | |
462 | if (!config_fetch(d, where, 4)) | |
463 | break; | |
464 | header = get_conf_long(d, where); | |
465 | if (!header) | |
466 | break; | |
467 | id = header & 0xffff; | |
33088c24 MM |
468 | version = (header >> 16) & 0xf; |
469 | printf("\tCapabilities: [%03x", where); | |
470 | if (verbose > 1) | |
471 | printf(" v%d", version); | |
472 | printf("] "); | |
c7a34993 MM |
473 | if (been_there[where]++) |
474 | { | |
475 | printf("<chain looped>\n"); | |
476 | break; | |
477 | } | |
478 | switch (id) | |
479 | { | |
480 | case PCI_EXT_CAP_ID_AER: | |
481 | cap_aer(d, where); | |
482 | break; | |
483 | case PCI_EXT_CAP_ID_VC: | |
33088c24 MM |
484 | case PCI_EXT_CAP_ID_VC2: |
485 | cap_vc(d, where); | |
c7a34993 MM |
486 | break; |
487 | case PCI_EXT_CAP_ID_DSN: | |
488 | cap_dsn(d, where); | |
489 | break; | |
490 | case PCI_EXT_CAP_ID_PB: | |
491 | printf("Power Budgeting <?>\n"); | |
492 | break; | |
493 | case PCI_EXT_CAP_ID_RCLINK: | |
5a9a932c | 494 | cap_rclink(d, where); |
c7a34993 MM |
495 | break; |
496 | case PCI_EXT_CAP_ID_RCILINK: | |
497 | printf("Root Complex Internal Link <?>\n"); | |
498 | break; | |
499 | case PCI_EXT_CAP_ID_RCECOLL: | |
500 | printf("Root Complex Event Collector <?>\n"); | |
501 | break; | |
502 | case PCI_EXT_CAP_ID_MFVC: | |
503 | printf("Multi-Function Virtual Channel <?>\n"); | |
504 | break; | |
505 | case PCI_EXT_CAP_ID_RBCB: | |
506 | printf("Root Bridge Control Block <?>\n"); | |
507 | break; | |
508 | case PCI_EXT_CAP_ID_VNDR: | |
78ca9582 | 509 | cap_evendor(d, where); |
c7a34993 MM |
510 | break; |
511 | case PCI_EXT_CAP_ID_ACS: | |
512 | cap_acs(d, where); | |
513 | break; | |
514 | case PCI_EXT_CAP_ID_ARI: | |
515 | cap_ari(d, where); | |
516 | break; | |
517 | case PCI_EXT_CAP_ID_ATS: | |
518 | cap_ats(d, where); | |
519 | break; | |
520 | case PCI_EXT_CAP_ID_SRIOV: | |
521 | cap_sriov(d, where); | |
522 | break; | |
67da1792 MM |
523 | case PCI_EXT_CAP_ID_TPH: |
524 | cap_tph(d, where); | |
525 | break; | |
526 | case PCI_EXT_CAP_ID_LTR: | |
527 | cap_ltr(d, where); | |
528 | break; | |
c7a34993 MM |
529 | default: |
530 | printf("#%02x\n", id); | |
531 | break; | |
532 | } | |
d61c4772 | 533 | where = (header >> 20) & ~3; |
c7a34993 MM |
534 | } while (where); |
535 | } |