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74c68741 SS |
1 | /* |
2 | * xHCI host controller driver | |
3 | * | |
4 | * Copyright (C) 2008 Intel Corp. | |
5 | * | |
6 | * Author: Sarah Sharp | |
7 | * Some code borrowed from the Linux EHCI driver. | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License version 2 as | |
11 | * published by the Free Software Foundation. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
15 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | * for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software Foundation, | |
20 | * Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
21 | */ | |
22 | ||
23 | #include "xhci.h" | |
24 | ||
25 | #define XHCI_INIT_VALUE 0x0 | |
26 | ||
27 | /* Add verbose debugging later, just print everything for now */ | |
28 | ||
29 | void xhci_dbg_regs(struct xhci_hcd *xhci) | |
30 | { | |
31 | u32 temp; | |
32 | ||
700e2052 GKH |
33 | xhci_dbg(xhci, "// xHCI capability registers at %p:\n", |
34 | xhci->cap_regs); | |
74c68741 | 35 | temp = xhci_readl(xhci, &xhci->cap_regs->hc_capbase); |
700e2052 GKH |
36 | xhci_dbg(xhci, "// @%p = 0x%x (CAPLENGTH AND HCIVERSION)\n", |
37 | &xhci->cap_regs->hc_capbase, temp); | |
74c68741 SS |
38 | xhci_dbg(xhci, "// CAPLENGTH: 0x%x\n", |
39 | (unsigned int) HC_LENGTH(temp)); | |
40 | #if 0 | |
41 | xhci_dbg(xhci, "// HCIVERSION: 0x%x\n", | |
42 | (unsigned int) HC_VERSION(temp)); | |
43 | #endif | |
44 | ||
700e2052 | 45 | xhci_dbg(xhci, "// xHCI operational registers at %p:\n", xhci->op_regs); |
74c68741 SS |
46 | |
47 | temp = xhci_readl(xhci, &xhci->cap_regs->run_regs_off); | |
700e2052 GKH |
48 | xhci_dbg(xhci, "// @%p = 0x%x RTSOFF\n", |
49 | &xhci->cap_regs->run_regs_off, | |
74c68741 | 50 | (unsigned int) temp & RTSOFF_MASK); |
700e2052 | 51 | xhci_dbg(xhci, "// xHCI runtime registers at %p:\n", xhci->run_regs); |
74c68741 SS |
52 | |
53 | temp = xhci_readl(xhci, &xhci->cap_regs->db_off); | |
700e2052 GKH |
54 | xhci_dbg(xhci, "// @%p = 0x%x DBOFF\n", &xhci->cap_regs->db_off, temp); |
55 | xhci_dbg(xhci, "// Doorbell array at %p:\n", xhci->dba); | |
74c68741 SS |
56 | } |
57 | ||
23e3be11 | 58 | static void xhci_print_cap_regs(struct xhci_hcd *xhci) |
74c68741 SS |
59 | { |
60 | u32 temp; | |
61 | ||
700e2052 | 62 | xhci_dbg(xhci, "xHCI capability registers at %p:\n", xhci->cap_regs); |
74c68741 SS |
63 | |
64 | temp = xhci_readl(xhci, &xhci->cap_regs->hc_capbase); | |
65 | xhci_dbg(xhci, "CAPLENGTH AND HCIVERSION 0x%x:\n", | |
66 | (unsigned int) temp); | |
67 | xhci_dbg(xhci, "CAPLENGTH: 0x%x\n", | |
68 | (unsigned int) HC_LENGTH(temp)); | |
69 | xhci_dbg(xhci, "HCIVERSION: 0x%x\n", | |
70 | (unsigned int) HC_VERSION(temp)); | |
71 | ||
72 | temp = xhci_readl(xhci, &xhci->cap_regs->hcs_params1); | |
73 | xhci_dbg(xhci, "HCSPARAMS 1: 0x%x\n", | |
74 | (unsigned int) temp); | |
75 | xhci_dbg(xhci, " Max device slots: %u\n", | |
76 | (unsigned int) HCS_MAX_SLOTS(temp)); | |
77 | xhci_dbg(xhci, " Max interrupters: %u\n", | |
78 | (unsigned int) HCS_MAX_INTRS(temp)); | |
79 | xhci_dbg(xhci, " Max ports: %u\n", | |
80 | (unsigned int) HCS_MAX_PORTS(temp)); | |
81 | ||
82 | temp = xhci_readl(xhci, &xhci->cap_regs->hcs_params2); | |
83 | xhci_dbg(xhci, "HCSPARAMS 2: 0x%x\n", | |
84 | (unsigned int) temp); | |
85 | xhci_dbg(xhci, " Isoc scheduling threshold: %u\n", | |
86 | (unsigned int) HCS_IST(temp)); | |
87 | xhci_dbg(xhci, " Maximum allowed segments in event ring: %u\n", | |
88 | (unsigned int) HCS_ERST_MAX(temp)); | |
89 | ||
90 | temp = xhci_readl(xhci, &xhci->cap_regs->hcs_params3); | |
91 | xhci_dbg(xhci, "HCSPARAMS 3 0x%x:\n", | |
92 | (unsigned int) temp); | |
93 | xhci_dbg(xhci, " Worst case U1 device exit latency: %u\n", | |
94 | (unsigned int) HCS_U1_LATENCY(temp)); | |
95 | xhci_dbg(xhci, " Worst case U2 device exit latency: %u\n", | |
96 | (unsigned int) HCS_U2_LATENCY(temp)); | |
97 | ||
98 | temp = xhci_readl(xhci, &xhci->cap_regs->hcc_params); | |
99 | xhci_dbg(xhci, "HCC PARAMS 0x%x:\n", (unsigned int) temp); | |
100 | xhci_dbg(xhci, " HC generates %s bit addresses\n", | |
101 | HCC_64BIT_ADDR(temp) ? "64" : "32"); | |
102 | /* FIXME */ | |
103 | xhci_dbg(xhci, " FIXME: more HCCPARAMS debugging\n"); | |
104 | ||
105 | temp = xhci_readl(xhci, &xhci->cap_regs->run_regs_off); | |
106 | xhci_dbg(xhci, "RTSOFF 0x%x:\n", temp & RTSOFF_MASK); | |
107 | } | |
108 | ||
23e3be11 | 109 | static void xhci_print_command_reg(struct xhci_hcd *xhci) |
74c68741 SS |
110 | { |
111 | u32 temp; | |
112 | ||
113 | temp = xhci_readl(xhci, &xhci->op_regs->command); | |
114 | xhci_dbg(xhci, "USBCMD 0x%x:\n", temp); | |
115 | xhci_dbg(xhci, " HC is %s\n", | |
116 | (temp & CMD_RUN) ? "running" : "being stopped"); | |
117 | xhci_dbg(xhci, " HC has %sfinished hard reset\n", | |
118 | (temp & CMD_RESET) ? "not " : ""); | |
119 | xhci_dbg(xhci, " Event Interrupts %s\n", | |
120 | (temp & CMD_EIE) ? "enabled " : "disabled"); | |
121 | xhci_dbg(xhci, " Host System Error Interrupts %s\n", | |
122 | (temp & CMD_EIE) ? "enabled " : "disabled"); | |
123 | xhci_dbg(xhci, " HC has %sfinished light reset\n", | |
124 | (temp & CMD_LRESET) ? "not " : ""); | |
125 | } | |
126 | ||
23e3be11 | 127 | static void xhci_print_status(struct xhci_hcd *xhci) |
74c68741 SS |
128 | { |
129 | u32 temp; | |
130 | ||
131 | temp = xhci_readl(xhci, &xhci->op_regs->status); | |
132 | xhci_dbg(xhci, "USBSTS 0x%x:\n", temp); | |
133 | xhci_dbg(xhci, " Event ring is %sempty\n", | |
134 | (temp & STS_EINT) ? "not " : ""); | |
135 | xhci_dbg(xhci, " %sHost System Error\n", | |
136 | (temp & STS_FATAL) ? "WARNING: " : "No "); | |
137 | xhci_dbg(xhci, " HC is %s\n", | |
138 | (temp & STS_HALT) ? "halted" : "running"); | |
139 | } | |
140 | ||
23e3be11 | 141 | static void xhci_print_op_regs(struct xhci_hcd *xhci) |
74c68741 | 142 | { |
700e2052 | 143 | xhci_dbg(xhci, "xHCI operational registers at %p:\n", xhci->op_regs); |
74c68741 SS |
144 | xhci_print_command_reg(xhci); |
145 | xhci_print_status(xhci); | |
146 | } | |
147 | ||
23e3be11 | 148 | static void xhci_print_ports(struct xhci_hcd *xhci) |
0f2a7930 SS |
149 | { |
150 | u32 __iomem *addr; | |
151 | int i, j; | |
152 | int ports; | |
153 | char *names[NUM_PORT_REGS] = { | |
154 | "status", | |
155 | "power", | |
156 | "link", | |
157 | "reserved", | |
158 | }; | |
159 | ||
160 | ports = HCS_MAX_PORTS(xhci->hcs_params1); | |
161 | addr = &xhci->op_regs->port_status_base; | |
162 | for (i = 0; i < ports; i++) { | |
163 | for (j = 0; j < NUM_PORT_REGS; ++j) { | |
700e2052 GKH |
164 | xhci_dbg(xhci, "%p port %s reg = 0x%x\n", |
165 | addr, names[j], | |
0f2a7930 SS |
166 | (unsigned int) xhci_readl(xhci, addr)); |
167 | addr++; | |
168 | } | |
169 | } | |
170 | } | |
171 | ||
98441973 | 172 | void xhci_print_ir_set(struct xhci_hcd *xhci, struct xhci_intr_reg *ir_set, int set_num) |
74c68741 SS |
173 | { |
174 | void *addr; | |
175 | u32 temp; | |
8e595a5d | 176 | u64 temp_64; |
74c68741 SS |
177 | |
178 | addr = &ir_set->irq_pending; | |
179 | temp = xhci_readl(xhci, addr); | |
180 | if (temp == XHCI_INIT_VALUE) | |
181 | return; | |
182 | ||
700e2052 | 183 | xhci_dbg(xhci, " %p: ir_set[%i]\n", ir_set, set_num); |
74c68741 | 184 | |
700e2052 GKH |
185 | xhci_dbg(xhci, " %p: ir_set.pending = 0x%x\n", addr, |
186 | (unsigned int)temp); | |
74c68741 SS |
187 | |
188 | addr = &ir_set->irq_control; | |
189 | temp = xhci_readl(xhci, addr); | |
700e2052 GKH |
190 | xhci_dbg(xhci, " %p: ir_set.control = 0x%x\n", addr, |
191 | (unsigned int)temp); | |
74c68741 SS |
192 | |
193 | addr = &ir_set->erst_size; | |
194 | temp = xhci_readl(xhci, addr); | |
700e2052 GKH |
195 | xhci_dbg(xhci, " %p: ir_set.erst_size = 0x%x\n", addr, |
196 | (unsigned int)temp); | |
74c68741 SS |
197 | |
198 | addr = &ir_set->rsvd; | |
199 | temp = xhci_readl(xhci, addr); | |
200 | if (temp != XHCI_INIT_VALUE) | |
700e2052 GKH |
201 | xhci_dbg(xhci, " WARN: %p: ir_set.rsvd = 0x%x\n", |
202 | addr, (unsigned int)temp); | |
74c68741 | 203 | |
8e595a5d SS |
204 | addr = &ir_set->erst_base; |
205 | temp_64 = xhci_read_64(xhci, addr); | |
206 | xhci_dbg(xhci, " %p: ir_set.erst_base = @%08llx\n", | |
207 | addr, temp_64); | |
74c68741 | 208 | |
8e595a5d SS |
209 | addr = &ir_set->erst_dequeue; |
210 | temp_64 = xhci_read_64(xhci, addr); | |
211 | xhci_dbg(xhci, " %p: ir_set.erst_dequeue = @%08llx\n", | |
212 | addr, temp_64); | |
74c68741 SS |
213 | } |
214 | ||
215 | void xhci_print_run_regs(struct xhci_hcd *xhci) | |
216 | { | |
217 | u32 temp; | |
218 | int i; | |
219 | ||
700e2052 | 220 | xhci_dbg(xhci, "xHCI runtime registers at %p:\n", xhci->run_regs); |
74c68741 | 221 | temp = xhci_readl(xhci, &xhci->run_regs->microframe_index); |
700e2052 GKH |
222 | xhci_dbg(xhci, " %p: Microframe index = 0x%x\n", |
223 | &xhci->run_regs->microframe_index, | |
74c68741 SS |
224 | (unsigned int) temp); |
225 | for (i = 0; i < 7; ++i) { | |
226 | temp = xhci_readl(xhci, &xhci->run_regs->rsvd[i]); | |
227 | if (temp != XHCI_INIT_VALUE) | |
700e2052 GKH |
228 | xhci_dbg(xhci, " WARN: %p: Rsvd[%i] = 0x%x\n", |
229 | &xhci->run_regs->rsvd[i], | |
74c68741 SS |
230 | i, (unsigned int) temp); |
231 | } | |
232 | } | |
233 | ||
234 | void xhci_print_registers(struct xhci_hcd *xhci) | |
235 | { | |
236 | xhci_print_cap_regs(xhci); | |
237 | xhci_print_op_regs(xhci); | |
0f2a7930 | 238 | xhci_print_ports(xhci); |
74c68741 | 239 | } |
0ebbab37 | 240 | |
7f84eef0 SS |
241 | void xhci_print_trb_offsets(struct xhci_hcd *xhci, union xhci_trb *trb) |
242 | { | |
243 | int i; | |
244 | for (i = 0; i < 4; ++i) | |
245 | xhci_dbg(xhci, "Offset 0x%x = 0x%x\n", | |
246 | i*4, trb->generic.field[i]); | |
247 | } | |
248 | ||
249 | /** | |
250 | * Debug a transfer request block (TRB). | |
251 | */ | |
252 | void xhci_debug_trb(struct xhci_hcd *xhci, union xhci_trb *trb) | |
253 | { | |
254 | u64 address; | |
255 | u32 type = xhci_readl(xhci, &trb->link.control) & TRB_TYPE_BITMASK; | |
256 | ||
257 | switch (type) { | |
258 | case TRB_TYPE(TRB_LINK): | |
259 | xhci_dbg(xhci, "Link TRB:\n"); | |
260 | xhci_print_trb_offsets(xhci, trb); | |
261 | ||
8e595a5d | 262 | address = trb->link.segment_ptr; |
7f84eef0 SS |
263 | xhci_dbg(xhci, "Next ring segment DMA address = 0x%llx\n", address); |
264 | ||
265 | xhci_dbg(xhci, "Interrupter target = 0x%x\n", | |
266 | GET_INTR_TARGET(trb->link.intr_target)); | |
267 | xhci_dbg(xhci, "Cycle bit = %u\n", | |
268 | (unsigned int) (trb->link.control & TRB_CYCLE)); | |
269 | xhci_dbg(xhci, "Toggle cycle bit = %u\n", | |
270 | (unsigned int) (trb->link.control & LINK_TOGGLE)); | |
271 | xhci_dbg(xhci, "No Snoop bit = %u\n", | |
272 | (unsigned int) (trb->link.control & TRB_NO_SNOOP)); | |
273 | break; | |
274 | case TRB_TYPE(TRB_TRANSFER): | |
8e595a5d | 275 | address = trb->trans_event.buffer; |
7f84eef0 SS |
276 | /* |
277 | * FIXME: look at flags to figure out if it's an address or if | |
278 | * the data is directly in the buffer field. | |
279 | */ | |
280 | xhci_dbg(xhci, "DMA address or buffer contents= %llu\n", address); | |
281 | break; | |
282 | case TRB_TYPE(TRB_COMPLETION): | |
8e595a5d | 283 | address = trb->event_cmd.cmd_trb; |
7f84eef0 SS |
284 | xhci_dbg(xhci, "Command TRB pointer = %llu\n", address); |
285 | xhci_dbg(xhci, "Completion status = %u\n", | |
286 | (unsigned int) GET_COMP_CODE(trb->event_cmd.status)); | |
287 | xhci_dbg(xhci, "Flags = 0x%x\n", (unsigned int) trb->event_cmd.flags); | |
288 | break; | |
289 | default: | |
290 | xhci_dbg(xhci, "Unknown TRB with TRB type ID %u\n", | |
291 | (unsigned int) type>>10); | |
292 | xhci_print_trb_offsets(xhci, trb); | |
293 | break; | |
294 | } | |
295 | } | |
0ebbab37 SS |
296 | |
297 | /** | |
298 | * Debug a segment with an xHCI ring. | |
299 | * | |
300 | * @return The Link TRB of the segment, or NULL if there is no Link TRB | |
301 | * (which is a bug, since all segments must have a Link TRB). | |
302 | * | |
303 | * Prints out all TRBs in the segment, even those after the Link TRB. | |
304 | * | |
305 | * XXX: should we print out TRBs that the HC owns? As long as we don't | |
306 | * write, that should be fine... We shouldn't expect that the memory pointed to | |
307 | * by the TRB is valid at all. Do we care about ones the HC owns? Probably, | |
308 | * for HC debugging. | |
309 | */ | |
310 | void xhci_debug_segment(struct xhci_hcd *xhci, struct xhci_segment *seg) | |
311 | { | |
312 | int i; | |
313 | u32 addr = (u32) seg->dma; | |
314 | union xhci_trb *trb = seg->trbs; | |
315 | ||
316 | for (i = 0; i < TRBS_PER_SEGMENT; ++i) { | |
317 | trb = &seg->trbs[i]; | |
318 | xhci_dbg(xhci, "@%08x %08x %08x %08x %08x\n", addr, | |
8e595a5d SS |
319 | lower_32_bits(trb->link.segment_ptr), |
320 | upper_32_bits(trb->link.segment_ptr), | |
0ebbab37 SS |
321 | (unsigned int) trb->link.intr_target, |
322 | (unsigned int) trb->link.control); | |
323 | addr += sizeof(*trb); | |
324 | } | |
325 | } | |
326 | ||
7f84eef0 SS |
327 | void xhci_dbg_ring_ptrs(struct xhci_hcd *xhci, struct xhci_ring *ring) |
328 | { | |
700e2052 GKH |
329 | xhci_dbg(xhci, "Ring deq = %p (virt), 0x%llx (dma)\n", |
330 | ring->dequeue, | |
23e3be11 | 331 | (unsigned long long)xhci_trb_virt_to_dma(ring->deq_seg, |
700e2052 | 332 | ring->dequeue)); |
7f84eef0 SS |
333 | xhci_dbg(xhci, "Ring deq updated %u times\n", |
334 | ring->deq_updates); | |
700e2052 GKH |
335 | xhci_dbg(xhci, "Ring enq = %p (virt), 0x%llx (dma)\n", |
336 | ring->enqueue, | |
23e3be11 | 337 | (unsigned long long)xhci_trb_virt_to_dma(ring->enq_seg, |
700e2052 | 338 | ring->enqueue)); |
7f84eef0 SS |
339 | xhci_dbg(xhci, "Ring enq updated %u times\n", |
340 | ring->enq_updates); | |
341 | } | |
342 | ||
0ebbab37 SS |
343 | /** |
344 | * Debugging for an xHCI ring, which is a queue broken into multiple segments. | |
345 | * | |
346 | * Print out each segment in the ring. Check that the DMA address in | |
347 | * each link segment actually matches the segment's stored DMA address. | |
348 | * Check that the link end bit is only set at the end of the ring. | |
349 | * Check that the dequeue and enqueue pointers point to real data in this ring | |
350 | * (not some other ring). | |
351 | */ | |
352 | void xhci_debug_ring(struct xhci_hcd *xhci, struct xhci_ring *ring) | |
353 | { | |
354 | /* FIXME: Throw an error if any segment doesn't have a Link TRB */ | |
355 | struct xhci_segment *seg; | |
356 | struct xhci_segment *first_seg = ring->first_seg; | |
357 | xhci_debug_segment(xhci, first_seg); | |
358 | ||
7f84eef0 SS |
359 | if (!ring->enq_updates && !ring->deq_updates) { |
360 | xhci_dbg(xhci, " Ring has not been updated\n"); | |
361 | return; | |
362 | } | |
0ebbab37 SS |
363 | for (seg = first_seg->next; seg != first_seg; seg = seg->next) |
364 | xhci_debug_segment(xhci, seg); | |
365 | } | |
366 | ||
367 | void xhci_dbg_erst(struct xhci_hcd *xhci, struct xhci_erst *erst) | |
368 | { | |
369 | u32 addr = (u32) erst->erst_dma_addr; | |
370 | int i; | |
371 | struct xhci_erst_entry *entry; | |
372 | ||
373 | for (i = 0; i < erst->num_entries; ++i) { | |
374 | entry = &erst->entries[i]; | |
375 | xhci_dbg(xhci, "@%08x %08x %08x %08x %08x\n", | |
376 | (unsigned int) addr, | |
8e595a5d SS |
377 | lower_32_bits(entry->seg_addr), |
378 | upper_32_bits(entry->seg_addr), | |
0ebbab37 SS |
379 | (unsigned int) entry->seg_size, |
380 | (unsigned int) entry->rsvd); | |
381 | addr += sizeof(*entry); | |
382 | } | |
383 | } | |
384 | ||
385 | void xhci_dbg_cmd_ptrs(struct xhci_hcd *xhci) | |
386 | { | |
8e595a5d | 387 | u64 val; |
0ebbab37 | 388 | |
8e595a5d SS |
389 | val = xhci_read_64(xhci, &xhci->op_regs->cmd_ring); |
390 | xhci_dbg(xhci, "// xHC command ring deq ptr low bits + flags = @%08x\n", | |
391 | lower_32_bits(val)); | |
392 | xhci_dbg(xhci, "// xHC command ring deq ptr high bits = @%08x\n", | |
393 | upper_32_bits(val)); | |
0ebbab37 | 394 | } |
3ffbba95 SS |
395 | |
396 | void xhci_dbg_ctx(struct xhci_hcd *xhci, struct xhci_device_control *ctx, dma_addr_t dma, unsigned int last_ep) | |
397 | { | |
398 | int i, j; | |
399 | int last_ep_ctx = 31; | |
400 | /* Fields are 32 bits wide, DMA addresses are in bytes */ | |
401 | int field_size = 32 / 8; | |
402 | ||
700e2052 GKH |
403 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - drop flags\n", |
404 | &ctx->drop_flags, (unsigned long long)dma, | |
405 | ctx->drop_flags); | |
3ffbba95 | 406 | dma += field_size; |
700e2052 GKH |
407 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - add flags\n", |
408 | &ctx->add_flags, (unsigned long long)dma, | |
409 | ctx->add_flags); | |
3ffbba95 | 410 | dma += field_size; |
d8f1a5ed | 411 | for (i = 0; i < 6; ++i) { |
700e2052 GKH |
412 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - rsvd[%d]\n", |
413 | &ctx->rsvd[i], (unsigned long long)dma, | |
414 | ctx->rsvd[i], i); | |
3ffbba95 SS |
415 | dma += field_size; |
416 | } | |
417 | ||
418 | xhci_dbg(xhci, "Slot Context:\n"); | |
700e2052 GKH |
419 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - dev_info\n", |
420 | &ctx->slot.dev_info, | |
421 | (unsigned long long)dma, ctx->slot.dev_info); | |
3ffbba95 | 422 | dma += field_size; |
700e2052 GKH |
423 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - dev_info2\n", |
424 | &ctx->slot.dev_info2, | |
425 | (unsigned long long)dma, ctx->slot.dev_info2); | |
3ffbba95 | 426 | dma += field_size; |
700e2052 GKH |
427 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - tt_info\n", |
428 | &ctx->slot.tt_info, | |
429 | (unsigned long long)dma, ctx->slot.tt_info); | |
3ffbba95 | 430 | dma += field_size; |
700e2052 GKH |
431 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - dev_state\n", |
432 | &ctx->slot.dev_state, | |
433 | (unsigned long long)dma, ctx->slot.dev_state); | |
3ffbba95 | 434 | dma += field_size; |
d8f1a5ed | 435 | for (i = 0; i < 4; ++i) { |
700e2052 GKH |
436 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - rsvd[%d]\n", |
437 | &ctx->slot.reserved[i], (unsigned long long)dma, | |
438 | ctx->slot.reserved[i], i); | |
3ffbba95 SS |
439 | dma += field_size; |
440 | } | |
441 | ||
442 | if (last_ep < 31) | |
443 | last_ep_ctx = last_ep + 1; | |
444 | for (i = 0; i < last_ep_ctx; ++i) { | |
445 | xhci_dbg(xhci, "Endpoint %02d Context:\n", i); | |
700e2052 GKH |
446 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - ep_info\n", |
447 | &ctx->ep[i].ep_info, | |
448 | (unsigned long long)dma, ctx->ep[i].ep_info); | |
3ffbba95 | 449 | dma += field_size; |
700e2052 GKH |
450 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - ep_info2\n", |
451 | &ctx->ep[i].ep_info2, | |
452 | (unsigned long long)dma, ctx->ep[i].ep_info2); | |
3ffbba95 | 453 | dma += field_size; |
8e595a5d SS |
454 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08llx - deq\n", |
455 | &ctx->ep[i].deq, | |
456 | (unsigned long long)dma, ctx->ep[i].deq); | |
457 | dma += 2*field_size; | |
700e2052 GKH |
458 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - tx_info\n", |
459 | &ctx->ep[i].tx_info, | |
460 | (unsigned long long)dma, ctx->ep[i].tx_info); | |
3ffbba95 SS |
461 | dma += field_size; |
462 | for (j = 0; j < 3; ++j) { | |
700e2052 GKH |
463 | xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - rsvd[%d]\n", |
464 | &ctx->ep[i].reserved[j], | |
465 | (unsigned long long)dma, | |
466 | ctx->ep[i].reserved[j], j); | |
3ffbba95 SS |
467 | dma += field_size; |
468 | } | |
469 | } | |
470 | } |