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1 | /** @file\r | |
2 | Private Header file for Usb Host Controller PEIM\r | |
3 | \r | |
4 | Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>\r | |
5 | \r | |
6 | This program and the accompanying materials\r | |
7 | are licensed and made available under the terms and conditions\r | |
8 | of the BSD License which accompanies this distribution. The\r | |
9 | full text of the license may be found at\r | |
10 | http://opensource.org/licenses/bsd-license.php\r | |
11 | \r | |
12 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
13 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
14 | \r | |
15 | **/\r | |
16 | \r | |
17 | #ifndef _EFI_PEI_XHCI_REG_H_\r | |
18 | #define _EFI_PEI_XHCI_REG_H_\r | |
19 | \r | |
20 | //\r | |
21 | // Capability registers offset\r | |
22 | //\r | |
23 | #define XHC_CAPLENGTH_OFFSET 0x00 // Capability register length offset\r | |
24 | #define XHC_HCIVERSION_OFFSET 0x02 // Interface Version Number 02-03h\r | |
25 | #define XHC_HCSPARAMS1_OFFSET 0x04 // Structural Parameters 1\r | |
26 | #define XHC_HCSPARAMS2_OFFSET 0x08 // Structural Parameters 2\r | |
27 | #define XHC_HCSPARAMS3_OFFSET 0x0c // Structural Parameters 3\r | |
28 | #define XHC_HCCPARAMS_OFFSET 0x10 // Capability Parameters\r | |
29 | #define XHC_DBOFF_OFFSET 0x14 // Doorbell Offset\r | |
30 | #define XHC_RTSOFF_OFFSET 0x18 // Runtime Register Space Offset\r | |
31 | \r | |
32 | //\r | |
33 | // Operational registers offset\r | |
34 | //\r | |
35 | #define XHC_USBCMD_OFFSET 0x0000 // USB Command Register Offset\r | |
36 | #define XHC_USBSTS_OFFSET 0x0004 // USB Status Register Offset\r | |
37 | #define XHC_PAGESIZE_OFFSET 0x0008 // USB Page Size Register Offset\r | |
38 | #define XHC_DNCTRL_OFFSET 0x0014 // Device Notification Control Register Offset\r | |
39 | #define XHC_CRCR_OFFSET 0x0018 // Command Ring Control Register Offset\r | |
40 | #define XHC_DCBAAP_OFFSET 0x0030 // Device Context Base Address Array Pointer Register Offset\r | |
41 | #define XHC_CONFIG_OFFSET 0x0038 // Configure Register Offset\r | |
42 | #define XHC_PORTSC_OFFSET 0x0400 // Port Status and Control Register Offset\r | |
43 | \r | |
44 | //\r | |
45 | // Runtime registers offset\r | |
46 | //\r | |
47 | #define XHC_MFINDEX_OFFSET 0x00 // Microframe Index Register Offset\r | |
48 | #define XHC_IMAN_OFFSET 0x20 // Interrupter X Management Register Offset\r | |
49 | #define XHC_IMOD_OFFSET 0x24 // Interrupter X Moderation Register Offset\r | |
50 | #define XHC_ERSTSZ_OFFSET 0x28 // Event Ring Segment Table Size Register Offset\r | |
51 | #define XHC_ERSTBA_OFFSET 0x30 // Event Ring Segment Table Base Address Register Offset\r | |
52 | #define XHC_ERDP_OFFSET 0x38 // Event Ring Dequeue Pointer Register Offset\r | |
53 | \r | |
54 | //\r | |
55 | // Register Bit Definition\r | |
56 | //\r | |
57 | #define XHC_USBCMD_RUN BIT0 // Run/Stop\r | |
58 | #define XHC_USBCMD_RESET BIT1 // Host Controller Reset\r | |
59 | #define XHC_USBCMD_INTE BIT2 // Interrupter Enable\r | |
60 | #define XHC_USBCMD_HSEE BIT3 // Host System Error Enable\r | |
61 | \r | |
62 | #define XHC_USBSTS_HALT BIT0 // Host Controller Halted\r | |
63 | #define XHC_USBSTS_HSE BIT2 // Host System Error\r | |
64 | #define XHC_USBSTS_EINT BIT3 // Event Interrupt\r | |
65 | #define XHC_USBSTS_PCD BIT4 // Port Change Detect\r | |
66 | #define XHC_USBSTS_SSS BIT8 // Save State Status\r | |
67 | #define XHC_USBSTS_RSS BIT9 // Restore State Status\r | |
68 | #define XHC_USBSTS_SRE BIT10 // Save/Restore Error\r | |
69 | #define XHC_USBSTS_CNR BIT11 // Host Controller Not Ready\r | |
70 | #define XHC_USBSTS_HCE BIT12 // Host Controller Error\r | |
71 | \r | |
72 | #define XHC_PAGESIZE_MASK 0xFFFF // Page Size\r | |
73 | \r | |
74 | #define XHC_CRCR_RCS BIT0 // Ring Cycle State\r | |
75 | #define XHC_CRCR_CS BIT1 // Command Stop\r | |
76 | #define XHC_CRCR_CA BIT2 // Command Abort\r | |
77 | #define XHC_CRCR_CRR BIT3 // Command Ring Running\r | |
78 | \r | |
79 | #define XHC_CONFIG_MASK 0xFF // Max Device Slots Enabled\r | |
80 | \r | |
81 | #define XHC_PORTSC_CCS BIT0 // Current Connect Status\r | |
82 | #define XHC_PORTSC_PED BIT1 // Port Enabled/Disabled\r | |
83 | #define XHC_PORTSC_OCA BIT3 // Over-current Active\r | |
84 | #define XHC_PORTSC_RESET BIT4 // Port Reset\r | |
85 | #define XHC_PORTSC_PLS (BIT5|BIT6|BIT7|BIT8) // Port Link State\r | |
86 | #define XHC_PORTSC_PP BIT9 // Port Power\r | |
87 | #define XHC_PORTSC_PS (BIT10|BIT11|BIT12) // Port Speed\r | |
88 | #define XHC_PORTSC_LWS BIT16 // Port Link State Write Strobe\r | |
89 | #define XHC_PORTSC_CSC BIT17 // Connect Status Change\r | |
90 | #define XHC_PORTSC_PEC BIT18 // Port Enabled/Disabled Change\r | |
91 | #define XHC_PORTSC_WRC BIT19 // Warm Port Reset Change\r | |
92 | #define XHC_PORTSC_OCC BIT20 // Over-Current Change\r | |
93 | #define XHC_PORTSC_PRC BIT21 // Port Reset Change\r | |
94 | #define XHC_PORTSC_PLC BIT22 // Port Link State Change\r | |
95 | #define XHC_PORTSC_CEC BIT23 // Port Config Error Change\r | |
96 | #define XHC_PORTSC_CAS BIT24 // Cold Attach Status\r | |
97 | \r | |
98 | #define XHC_HUB_PORTSC_CCS BIT0 // Hub's Current Connect Status\r | |
99 | #define XHC_HUB_PORTSC_PED BIT1 // Hub's Port Enabled/Disabled\r | |
100 | #define XHC_HUB_PORTSC_OCA BIT3 // Hub's Over-current Active\r | |
101 | #define XHC_HUB_PORTSC_RESET BIT4 // Hub's Port Reset\r | |
102 | #define XHC_HUB_PORTSC_PP BIT9 // Hub's Port Power\r | |
103 | #define XHC_HUB_PORTSC_CSC BIT16 // Hub's Connect Status Change\r | |
104 | #define XHC_HUB_PORTSC_PEC BIT17 // Hub's Port Enabled/Disabled Change\r | |
105 | #define XHC_HUB_PORTSC_OCC BIT19 // Hub's Over-Current Change\r | |
106 | #define XHC_HUB_PORTSC_PRC BIT20 // Hub's Port Reset Change\r | |
107 | #define XHC_HUB_PORTSC_BHRC BIT21 // Hub's Port Warm Reset Change\r | |
108 | \r | |
109 | #define XHC_IMAN_IP BIT0 // Interrupt Pending\r | |
110 | #define XHC_IMAN_IE BIT1 // Interrupt Enable\r | |
111 | \r | |
112 | #define XHC_IMODI_MASK 0x0000FFFF // Interrupt Moderation Interval\r | |
113 | #define XHC_IMODC_MASK 0xFFFF0000 // Interrupt Moderation Counter\r | |
114 | \r | |
115 | \r | |
116 | #pragma pack (1)\r | |
117 | typedef struct {\r | |
118 | UINT8 MaxSlots; // Number of Device Slots\r | |
119 | UINT16 MaxIntrs:11; // Number of Interrupters\r | |
120 | UINT16 Rsvd:5;\r | |
121 | UINT8 MaxPorts; // Number of Ports\r | |
122 | } HCSPARAMS1;\r | |
123 | \r | |
124 | //\r | |
125 | // Structural Parameters 1 Register Bitmap Definition\r | |
126 | //\r | |
127 | typedef union {\r | |
128 | UINT32 Dword;\r | |
129 | HCSPARAMS1 Data;\r | |
130 | } XHC_HCSPARAMS1;\r | |
131 | \r | |
132 | typedef struct {\r | |
133 | UINT32 Ist:4; // Isochronous Scheduling Threshold\r | |
134 | UINT32 Erst:4; // Event Ring Segment Table Max\r | |
135 | UINT32 Rsvd:13;\r | |
136 | UINT32 ScratchBufHi:5; // Max Scratchpad Buffers Hi\r | |
137 | UINT32 Spr:1; // Scratchpad Restore\r | |
138 | UINT32 ScratchBufLo:5; // Max Scratchpad Buffers Lo\r | |
139 | } HCSPARAMS2;\r | |
140 | \r | |
141 | //\r | |
142 | // Structural Parameters 2 Register Bitmap Definition\r | |
143 | //\r | |
144 | typedef union {\r | |
145 | UINT32 Dword;\r | |
146 | HCSPARAMS2 Data;\r | |
147 | } XHC_HCSPARAMS2;\r | |
148 | \r | |
149 | typedef struct {\r | |
150 | UINT16 Ac64:1; // 64-bit Addressing Capability\r | |
151 | UINT16 Bnc:1; // BW Negotiation Capability\r | |
152 | UINT16 Csz:1; // Context Size\r | |
153 | UINT16 Ppc:1; // Port Power Control\r | |
154 | UINT16 Pind:1; // Port Indicators\r | |
155 | UINT16 Lhrc:1; // Light HC Reset Capability\r | |
156 | UINT16 Ltc:1; // Latency Tolerance Messaging Capability\r | |
157 | UINT16 Nss:1; // No Secondary SID Support\r | |
158 | UINT16 Pae:1; // Parse All Event Data\r | |
159 | UINT16 Rsvd:3;\r | |
160 | UINT16 MaxPsaSize:4; // Maximum Primary Stream Array Size\r | |
161 | UINT16 ExtCapReg; // xHCI Extended Capabilities Pointer\r | |
162 | } HCCPARAMS;\r | |
163 | \r | |
164 | //\r | |
165 | // Capability Parameters Register Bitmap Definition\r | |
166 | //\r | |
167 | typedef union {\r | |
168 | UINT32 Dword;\r | |
169 | HCCPARAMS Data;\r | |
170 | } XHC_HCCPARAMS;\r | |
171 | \r | |
172 | #pragma pack ()\r | |
173 | \r | |
174 | //\r | |
175 | // XHCi Data and Ctrl Structures\r | |
176 | //\r | |
177 | #pragma pack(1)\r | |
178 | typedef struct {\r | |
179 | UINT8 Pi;\r | |
180 | UINT8 SubClassCode;\r | |
181 | UINT8 BaseCode;\r | |
182 | } USB_CLASSC;\r | |
183 | \r | |
184 | typedef struct {\r | |
185 | UINT8 Length;\r | |
186 | UINT8 DescType;\r | |
187 | UINT8 NumPorts;\r | |
188 | UINT16 HubCharacter;\r | |
189 | UINT8 PwrOn2PwrGood;\r | |
190 | UINT8 HubContrCurrent;\r | |
191 | UINT8 Filler[16];\r | |
192 | } EFI_USB_HUB_DESCRIPTOR;\r | |
193 | #pragma pack()\r | |
194 | \r | |
195 | //\r | |
196 | // Hub Class Feature Selector for Clear Port Feature Request\r | |
197 | // It's the extension of hub class feature selector of USB 2.0 in USB 3.0 Spec.\r | |
198 | // For more details, Please refer to USB 3.0 Spec Table 10-7.\r | |
199 | //\r | |
200 | typedef enum {\r | |
201 | Usb3PortBHPortReset = 28,\r | |
202 | Usb3PortBHPortResetChange = 29\r | |
203 | } XHC_PORT_FEATURE;\r | |
204 | \r | |
205 | //\r | |
206 | // Structure to map the hardware port states to the\r | |
207 | // UEFI's port states.\r | |
208 | //\r | |
209 | typedef struct {\r | |
210 | UINT32 HwState;\r | |
211 | UINT16 UefiState;\r | |
212 | } USB_PORT_STATE_MAP;\r | |
213 | \r | |
214 | //\r | |
215 | // Structure to map the hardware port states to feature selector for clear port feature request.\r | |
216 | //\r | |
217 | typedef struct {\r | |
218 | UINT32 HwState;\r | |
219 | UINT16 Selector;\r | |
220 | } USB_CLEAR_PORT_MAP;\r | |
221 | \r | |
222 | /**\r | |
223 | Read XHCI Operation register.\r | |
224 | \r | |
225 | @param Xhc The XHCI device.\r | |
226 | @param Offset The operation register offset.\r | |
227 | \r | |
228 | @retval the register content read.\r | |
229 | \r | |
230 | **/\r | |
231 | UINT32\r | |
232 | XhcPeiReadOpReg (\r | |
233 | IN PEI_XHC_DEV *Xhc,\r | |
234 | IN UINT32 Offset\r | |
235 | );\r | |
236 | \r | |
237 | /**\r | |
238 | Write the data to the XHCI operation register.\r | |
239 | \r | |
240 | @param Xhc The XHCI device.\r | |
241 | @param Offset The operation register offset.\r | |
242 | @param Data The data to write.\r | |
243 | \r | |
244 | **/\r | |
245 | VOID\r | |
246 | XhcPeiWriteOpReg (\r | |
247 | IN PEI_XHC_DEV *Xhc,\r | |
248 | IN UINT32 Offset,\r | |
249 | IN UINT32 Data\r | |
250 | );\r | |
251 | \r | |
252 | /**\r | |
253 | Set one bit of the operational register while keeping other bits.\r | |
254 | \r | |
255 | @param Xhc The XHCI device.\r | |
256 | @param Offset The offset of the operational register.\r | |
257 | @param Bit The bit mask of the register to set.\r | |
258 | \r | |
259 | **/\r | |
260 | VOID\r | |
261 | XhcPeiSetOpRegBit (\r | |
262 | IN PEI_XHC_DEV *Xhc,\r | |
263 | IN UINT32 Offset,\r | |
264 | IN UINT32 Bit\r | |
265 | );\r | |
266 | \r | |
267 | /**\r | |
268 | Clear one bit of the operational register while keeping other bits.\r | |
269 | \r | |
270 | @param Xhc The XHCI device.\r | |
271 | @param Offset The offset of the operational register.\r | |
272 | @param Bit The bit mask of the register to clear.\r | |
273 | \r | |
274 | **/\r | |
275 | VOID\r | |
276 | XhcPeiClearOpRegBit (\r | |
277 | IN PEI_XHC_DEV *Xhc,\r | |
278 | IN UINT32 Offset,\r | |
279 | IN UINT32 Bit\r | |
280 | );\r | |
281 | \r | |
282 | /**\r | |
283 | Wait the operation register's bit as specified by Bit\r | |
284 | to be set (or clear).\r | |
285 | \r | |
286 | @param Xhc The XHCI device.\r | |
287 | @param Offset The offset of the operational register.\r | |
288 | @param Bit The bit of the register to wait for.\r | |
289 | @param WaitToSet Wait the bit to set or clear.\r | |
290 | @param Timeout The time to wait before abort (in microsecond, us).\r | |
291 | \r | |
292 | @retval EFI_SUCCESS The bit successfully changed by host controller.\r | |
293 | @retval EFI_TIMEOUT The time out occurred.\r | |
294 | \r | |
295 | **/\r | |
296 | EFI_STATUS\r | |
297 | XhcPeiWaitOpRegBit (\r | |
298 | IN PEI_XHC_DEV *Xhc,\r | |
299 | IN UINT32 Offset,\r | |
300 | IN UINT32 Bit,\r | |
301 | IN BOOLEAN WaitToSet,\r | |
302 | IN UINT32 Timeout\r | |
303 | );\r | |
304 | \r | |
305 | /**\r | |
306 | Read XHCI door bell register.\r | |
307 | \r | |
308 | @param Xhc The XHCI device.\r | |
309 | @param Offset The offset of the door bell register.\r | |
310 | \r | |
311 | @return The register content read\r | |
312 | \r | |
313 | **/\r | |
314 | UINT32\r | |
315 | XhcPeiReadDoorBellReg (\r | |
316 | IN PEI_XHC_DEV *Xhc,\r | |
317 | IN UINT32 Offset\r | |
318 | );\r | |
319 | \r | |
320 | /**\r | |
321 | Write the data to the XHCI door bell register.\r | |
322 | \r | |
323 | @param Xhc The XHCI device.\r | |
324 | @param Offset The offset of the door bell register.\r | |
325 | @param Data The data to write.\r | |
326 | \r | |
327 | **/\r | |
328 | VOID\r | |
329 | XhcPeiWriteDoorBellReg (\r | |
330 | IN PEI_XHC_DEV *Xhc,\r | |
331 | IN UINT32 Offset,\r | |
332 | IN UINT32 Data\r | |
333 | );\r | |
334 | \r | |
335 | /**\r | |
336 | Read XHCI runtime register.\r | |
337 | \r | |
338 | @param Xhc The XHCI device.\r | |
339 | @param Offset The offset of the runtime register.\r | |
340 | \r | |
341 | @return The register content read\r | |
342 | \r | |
343 | **/\r | |
344 | UINT32\r | |
345 | XhcPeiReadRuntimeReg (\r | |
346 | IN PEI_XHC_DEV *Xhc,\r | |
347 | IN UINT32 Offset\r | |
348 | );\r | |
349 | \r | |
350 | /**\r | |
351 | Write the data to the XHCI runtime register.\r | |
352 | \r | |
353 | @param Xhc The XHCI device.\r | |
354 | @param Offset The offset of the runtime register.\r | |
355 | @param Data The data to write.\r | |
356 | \r | |
357 | **/\r | |
358 | VOID\r | |
359 | XhcPeiWriteRuntimeReg (\r | |
360 | IN PEI_XHC_DEV *Xhc,\r | |
361 | IN UINT32 Offset,\r | |
362 | IN UINT32 Data\r | |
363 | );\r | |
364 | \r | |
365 | /**\r | |
366 | Set one bit of the runtime register while keeping other bits.\r | |
367 | \r | |
368 | @param Xhc The XHCI device.\r | |
369 | @param Offset The offset of the runtime register.\r | |
370 | @param Bit The bit mask of the register to set.\r | |
371 | \r | |
372 | **/\r | |
373 | VOID\r | |
374 | XhcPeiSetRuntimeRegBit (\r | |
375 | IN PEI_XHC_DEV *Xhc,\r | |
376 | IN UINT32 Offset,\r | |
377 | IN UINT32 Bit\r | |
378 | );\r | |
379 | \r | |
380 | /**\r | |
381 | Clear one bit of the runtime register while keeping other bits.\r | |
382 | \r | |
383 | @param Xhc The XHCI device.\r | |
384 | @param Offset The offset of the runtime register.\r | |
385 | @param Bit The bit mask of the register to set.\r | |
386 | \r | |
387 | **/\r | |
388 | VOID\r | |
389 | XhcPeiClearRuntimeRegBit (\r | |
390 | IN PEI_XHC_DEV *Xhc,\r | |
391 | IN UINT32 Offset,\r | |
392 | IN UINT32 Bit\r | |
393 | );\r | |
394 | \r | |
395 | /**\r | |
396 | Check whether Xhc is halted.\r | |
397 | \r | |
398 | @param Xhc The XHCI device.\r | |
399 | \r | |
400 | @retval TRUE The controller is halted.\r | |
401 | @retval FALSE The controller isn't halted.\r | |
402 | \r | |
403 | **/\r | |
404 | BOOLEAN\r | |
405 | XhcPeiIsHalt (\r | |
406 | IN PEI_XHC_DEV *Xhc\r | |
407 | );\r | |
408 | \r | |
409 | /**\r | |
410 | Check whether system error occurred.\r | |
411 | \r | |
412 | @param Xhc The XHCI device.\r | |
413 | \r | |
414 | @retval TRUE System error happened.\r | |
415 | @retval FALSE No system error.\r | |
416 | \r | |
417 | **/\r | |
418 | BOOLEAN\r | |
419 | XhcPeiIsSysError (\r | |
420 | IN PEI_XHC_DEV *Xhc\r | |
421 | );\r | |
422 | \r | |
423 | /**\r | |
424 | Reset the host controller.\r | |
425 | \r | |
426 | @param Xhc The XHCI device.\r | |
427 | @param Timeout Time to wait before abort (in millisecond, ms).\r | |
428 | \r | |
429 | @retval EFI_TIMEOUT The transfer failed due to time out.\r | |
430 | @retval Others Failed to reset the host.\r | |
431 | \r | |
432 | **/\r | |
433 | EFI_STATUS\r | |
434 | XhcPeiResetHC (\r | |
435 | IN PEI_XHC_DEV *Xhc,\r | |
436 | IN UINT32 Timeout\r | |
437 | );\r | |
438 | \r | |
439 | /**\r | |
440 | Halt the host controller.\r | |
441 | \r | |
442 | @param Xhc The XHCI device.\r | |
443 | @param Timeout Time to wait before abort.\r | |
444 | \r | |
445 | @retval EFI_TIMEOUT Failed to halt the controller before Timeout.\r | |
446 | @retval EFI_SUCCESS The XHCI is halt.\r | |
447 | \r | |
448 | **/\r | |
449 | EFI_STATUS\r | |
450 | XhcPeiHaltHC (\r | |
451 | IN PEI_XHC_DEV *Xhc,\r | |
452 | IN UINT32 Timeout\r | |
453 | );\r | |
454 | \r | |
455 | /**\r | |
456 | Set the XHCI to run.\r | |
457 | \r | |
458 | @param Xhc The XHCI device.\r | |
459 | @param Timeout Time to wait before abort.\r | |
460 | \r | |
461 | @retval EFI_SUCCESS The XHCI is running.\r | |
462 | @retval Others Failed to set the XHCI to run.\r | |
463 | \r | |
464 | **/\r | |
465 | EFI_STATUS\r | |
466 | XhcPeiRunHC (\r | |
467 | IN PEI_XHC_DEV *Xhc,\r | |
468 | IN UINT32 Timeout\r | |
469 | );\r | |
470 | \r | |
471 | #endif\r |