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1 /** @file
2 Header file for AHCI mode of ATA host controller.
3
4 Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
5 This program and the accompanying materials
6 are licensed and made available under the terms and conditions of the BSD License
7 which accompanies this distribution. The full text of the license may be found at
8 http://opensource.org/licenses/bsd-license.php
9
10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
12
13 **/
14 #ifndef __ATA_HC_AHCI_MODE_H__
15 #define __ATA_HC_AHCI_MODE_H__
16
17 #define EFI_AHCI_BAR_INDEX 0x05
18
19 #define EFI_AHCI_CAPABILITY_OFFSET 0x0000
20 #define EFI_AHCI_CAP_SAM BIT18
21 #define EFI_AHCI_CAP_SSS BIT27
22 #define EFI_AHCI_CAP_S64A BIT31
23 #define EFI_AHCI_GHC_OFFSET 0x0004
24 #define EFI_AHCI_GHC_RESET BIT0
25 #define EFI_AHCI_GHC_IE BIT1
26 #define EFI_AHCI_GHC_ENABLE BIT31
27 #define EFI_AHCI_IS_OFFSET 0x0008
28 #define EFI_AHCI_PI_OFFSET 0x000C
29
30 #define EFI_AHCI_MAX_PORTS 32
31
32 #define AHCI_CAPABILITY2_OFFSET 0x0024
33 #define AHCI_CAP2_SDS BIT3
34 #define AHCI_CAP2_SADM BIT4
35
36 typedef struct {
37 UINT32 Lower32;
38 UINT32 Upper32;
39 } DATA_32;
40
41 typedef union {
42 DATA_32 Uint32;
43 UINT64 Uint64;
44 } DATA_64;
45
46 //
47 // Refer SATA1.0a spec section 5.2, the Phy detection time should be less than 10ms.
48 // Add a bit of margin for robustness.
49 //
50 #define EFI_AHCI_BUS_PHY_DETECT_TIMEOUT 15
51 //
52 // Refer SATA1.0a spec, the FIS enable time should be less than 500ms.
53 //
54 #define EFI_AHCI_PORT_CMD_FR_CLEAR_TIMEOUT EFI_TIMER_PERIOD_MILLISECONDS(500)
55 //
56 // Refer SATA1.0a spec, the bus reset time should be less than 1s.
57 //
58 #define EFI_AHCI_BUS_RESET_TIMEOUT EFI_TIMER_PERIOD_SECONDS(1)
59
60 #define EFI_AHCI_ATAPI_DEVICE_SIG 0xEB140000
61 #define EFI_AHCI_ATA_DEVICE_SIG 0x00000000
62 #define EFI_AHCI_PORT_MULTIPLIER_SIG 0x96690000
63 #define EFI_AHCI_ATAPI_SIG_MASK 0xFFFF0000
64
65 //
66 // Each PRDT entry can point to a memory block up to 4M byte
67 //
68 #define EFI_AHCI_MAX_DATA_PER_PRDT 0x400000
69
70 #define EFI_AHCI_FIS_REGISTER_H2D 0x27 //Register FIS - Host to Device
71 #define EFI_AHCI_FIS_REGISTER_H2D_LENGTH 20
72 #define EFI_AHCI_FIS_REGISTER_D2H 0x34 //Register FIS - Device to Host
73 #define EFI_AHCI_FIS_REGISTER_D2H_LENGTH 20
74 #define EFI_AHCI_FIS_DMA_ACTIVATE 0x39 //DMA Activate FIS - Device to Host
75 #define EFI_AHCI_FIS_DMA_ACTIVATE_LENGTH 4
76 #define EFI_AHCI_FIS_DMA_SETUP 0x41 //DMA Setup FIS - Bi-directional
77 #define EFI_AHCI_FIS_DMA_SETUP_LENGTH 28
78 #define EFI_AHCI_FIS_DATA 0x46 //Data FIS - Bi-directional
79 #define EFI_AHCI_FIS_BIST 0x58 //BIST Activate FIS - Bi-directional
80 #define EFI_AHCI_FIS_BIST_LENGTH 12
81 #define EFI_AHCI_FIS_PIO_SETUP 0x5F //PIO Setup FIS - Device to Host
82 #define EFI_AHCI_FIS_PIO_SETUP_LENGTH 20
83 #define EFI_AHCI_FIS_SET_DEVICE 0xA1 //Set Device Bits FIS - Device to Host
84 #define EFI_AHCI_FIS_SET_DEVICE_LENGTH 8
85
86 #define EFI_AHCI_D2H_FIS_OFFSET 0x40
87 #define EFI_AHCI_DMA_FIS_OFFSET 0x00
88 #define EFI_AHCI_PIO_FIS_OFFSET 0x20
89 #define EFI_AHCI_SDB_FIS_OFFSET 0x58
90 #define EFI_AHCI_FIS_TYPE_MASK 0xFF
91 #define EFI_AHCI_U_FIS_OFFSET 0x60
92
93 //
94 // Port register
95 //
96 #define EFI_AHCI_PORT_START 0x0100
97 #define EFI_AHCI_PORT_REG_WIDTH 0x0080
98 #define EFI_AHCI_PORT_CLB 0x0000
99 #define EFI_AHCI_PORT_CLBU 0x0004
100 #define EFI_AHCI_PORT_FB 0x0008
101 #define EFI_AHCI_PORT_FBU 0x000C
102 #define EFI_AHCI_PORT_IS 0x0010
103 #define EFI_AHCI_PORT_IS_DHRS BIT0
104 #define EFI_AHCI_PORT_IS_PSS BIT1
105 #define EFI_AHCI_PORT_IS_SSS BIT2
106 #define EFI_AHCI_PORT_IS_SDBS BIT3
107 #define EFI_AHCI_PORT_IS_UFS BIT4
108 #define EFI_AHCI_PORT_IS_DPS BIT5
109 #define EFI_AHCI_PORT_IS_PCS BIT6
110 #define EFI_AHCI_PORT_IS_DIS BIT7
111 #define EFI_AHCI_PORT_IS_PRCS BIT22
112 #define EFI_AHCI_PORT_IS_IPMS BIT23
113 #define EFI_AHCI_PORT_IS_OFS BIT24
114 #define EFI_AHCI_PORT_IS_INFS BIT26
115 #define EFI_AHCI_PORT_IS_IFS BIT27
116 #define EFI_AHCI_PORT_IS_HBDS BIT28
117 #define EFI_AHCI_PORT_IS_HBFS BIT29
118 #define EFI_AHCI_PORT_IS_TFES BIT30
119 #define EFI_AHCI_PORT_IS_CPDS BIT31
120 #define EFI_AHCI_PORT_IS_CLEAR 0xFFFFFFFF
121 #define EFI_AHCI_PORT_IS_FIS_CLEAR 0x0000000F
122
123 #define EFI_AHCI_PORT_IE 0x0014
124 #define EFI_AHCI_PORT_CMD 0x0018
125 #define EFI_AHCI_PORT_CMD_ST_MASK 0xFFFFFFFE
126 #define EFI_AHCI_PORT_CMD_ST BIT0
127 #define EFI_AHCI_PORT_CMD_SUD BIT1
128 #define EFI_AHCI_PORT_CMD_POD BIT2
129 #define EFI_AHCI_PORT_CMD_CLO BIT3
130 #define EFI_AHCI_PORT_CMD_CR BIT15
131 #define EFI_AHCI_PORT_CMD_FRE BIT4
132 #define EFI_AHCI_PORT_CMD_FR BIT14
133 #define EFI_AHCI_PORT_CMD_MASK ~(EFI_AHCI_PORT_CMD_ST | EFI_AHCI_PORT_CMD_FRE | EFI_AHCI_PORT_CMD_COL)
134 #define EFI_AHCI_PORT_CMD_PMA BIT17
135 #define EFI_AHCI_PORT_CMD_HPCP BIT18
136 #define EFI_AHCI_PORT_CMD_MPSP BIT19
137 #define EFI_AHCI_PORT_CMD_CPD BIT20
138 #define EFI_AHCI_PORT_CMD_ESP BIT21
139 #define EFI_AHCI_PORT_CMD_ATAPI BIT24
140 #define EFI_AHCI_PORT_CMD_DLAE BIT25
141 #define EFI_AHCI_PORT_CMD_ALPE BIT26
142 #define EFI_AHCI_PORT_CMD_ASP BIT27
143 #define EFI_AHCI_PORT_CMD_ICC_MASK (BIT28 | BIT29 | BIT30 | BIT31)
144 #define EFI_AHCI_PORT_CMD_ACTIVE (1 << 28 )
145 #define EFI_AHCI_PORT_TFD 0x0020
146 #define EFI_AHCI_PORT_TFD_MASK (BIT7 | BIT3 | BIT0)
147 #define EFI_AHCI_PORT_TFD_BSY BIT7
148 #define EFI_AHCI_PORT_TFD_DRQ BIT3
149 #define EFI_AHCI_PORT_TFD_ERR BIT0
150 #define EFI_AHCI_PORT_TFD_ERR_MASK 0x00FF00
151 #define EFI_AHCI_PORT_SIG 0x0024
152 #define EFI_AHCI_PORT_SSTS 0x0028
153 #define EFI_AHCI_PORT_SSTS_DET_MASK 0x000F
154 #define EFI_AHCI_PORT_SSTS_DET 0x0001
155 #define EFI_AHCI_PORT_SSTS_DET_PCE 0x0003
156 #define EFI_AHCI_PORT_SSTS_SPD_MASK 0x00F0
157 #define EFI_AHCI_PORT_SCTL 0x002C
158 #define EFI_AHCI_PORT_SCTL_DET_MASK 0x000F
159 #define EFI_AHCI_PORT_SCTL_MASK (~EFI_AHCI_PORT_SCTL_DET_MASK)
160 #define EFI_AHCI_PORT_SCTL_DET_INIT 0x0001
161 #define EFI_AHCI_PORT_SCTL_DET_PHYCOMM 0x0003
162 #define EFI_AHCI_PORT_SCTL_SPD_MASK 0x00F0
163 #define EFI_AHCI_PORT_SCTL_IPM_MASK 0x0F00
164 #define EFI_AHCI_PORT_SCTL_IPM_INIT 0x0300
165 #define EFI_AHCI_PORT_SCTL_IPM_PSD 0x0100
166 #define EFI_AHCI_PORT_SCTL_IPM_SSD 0x0200
167 #define EFI_AHCI_PORT_SERR 0x0030
168 #define EFI_AHCI_PORT_SERR_RDIE BIT0
169 #define EFI_AHCI_PORT_SERR_RCE BIT1
170 #define EFI_AHCI_PORT_SERR_TDIE BIT8
171 #define EFI_AHCI_PORT_SERR_PCDIE BIT9
172 #define EFI_AHCI_PORT_SERR_PE BIT10
173 #define EFI_AHCI_PORT_SERR_IE BIT11
174 #define EFI_AHCI_PORT_SERR_PRC BIT16
175 #define EFI_AHCI_PORT_SERR_PIE BIT17
176 #define EFI_AHCI_PORT_SERR_CW BIT18
177 #define EFI_AHCI_PORT_SERR_BDE BIT19
178 #define EFI_AHCI_PORT_SERR_DE BIT20
179 #define EFI_AHCI_PORT_SERR_CRCE BIT21
180 #define EFI_AHCI_PORT_SERR_HE BIT22
181 #define EFI_AHCI_PORT_SERR_LSE BIT23
182 #define EFI_AHCI_PORT_SERR_TSTE BIT24
183 #define EFI_AHCI_PORT_SERR_UFT BIT25
184 #define EFI_AHCI_PORT_SERR_EX BIT26
185 #define EFI_AHCI_PORT_ERR_CLEAR 0xFFFFFFFF
186 #define EFI_AHCI_PORT_SACT 0x0034
187 #define EFI_AHCI_PORT_CI 0x0038
188 #define EFI_AHCI_PORT_SNTF 0x003C
189 #define AHCI_PORT_DEVSLP 0x0044
190 #define AHCI_PORT_DEVSLP_ADSE BIT0
191 #define AHCI_PORT_DEVSLP_DSP BIT1
192 #define AHCI_PORT_DEVSLP_DETO_MASK 0x000003FC
193 #define AHCI_PORT_DEVSLP_MDAT_MASK 0x00007C00
194 #define AHCI_PORT_DEVSLP_DITO_MASK 0x01FF8000
195 #define AHCI_PORT_DEVSLP_DM_MASK 0x1E000000
196
197 #pragma pack(1)
198 //
199 // Command List structure includes total 32 entries.
200 // The entry data structure is listed at the following.
201 //
202 typedef struct {
203 UINT32 AhciCmdCfl:5; //Command FIS Length
204 UINT32 AhciCmdA:1; //ATAPI
205 UINT32 AhciCmdW:1; //Write
206 UINT32 AhciCmdP:1; //Prefetchable
207 UINT32 AhciCmdR:1; //Reset
208 UINT32 AhciCmdB:1; //BIST
209 UINT32 AhciCmdC:1; //Clear Busy upon R_OK
210 UINT32 AhciCmdRsvd:1;
211 UINT32 AhciCmdPmp:4; //Port Multiplier Port
212 UINT32 AhciCmdPrdtl:16; //Physical Region Descriptor Table Length
213 UINT32 AhciCmdPrdbc; //Physical Region Descriptor Byte Count
214 UINT32 AhciCmdCtba; //Command Table Descriptor Base Address
215 UINT32 AhciCmdCtbau; //Command Table Descriptor Base Address Upper 32-BITs
216 UINT32 AhciCmdRsvd1[4];
217 } EFI_AHCI_COMMAND_LIST;
218
219 //
220 // This is a software constructed FIS.
221 // For data transfer operations, this is the H2D Register FIS format as
222 // specified in the Serial ATA Revision 2.6 specification.
223 //
224 typedef struct {
225 UINT8 AhciCFisType;
226 UINT8 AhciCFisPmNum:4;
227 UINT8 AhciCFisRsvd:1;
228 UINT8 AhciCFisRsvd1:1;
229 UINT8 AhciCFisRsvd2:1;
230 UINT8 AhciCFisCmdInd:1;
231 UINT8 AhciCFisCmd;
232 UINT8 AhciCFisFeature;
233 UINT8 AhciCFisSecNum;
234 UINT8 AhciCFisClyLow;
235 UINT8 AhciCFisClyHigh;
236 UINT8 AhciCFisDevHead;
237 UINT8 AhciCFisSecNumExp;
238 UINT8 AhciCFisClyLowExp;
239 UINT8 AhciCFisClyHighExp;
240 UINT8 AhciCFisFeatureExp;
241 UINT8 AhciCFisSecCount;
242 UINT8 AhciCFisSecCountExp;
243 UINT8 AhciCFisRsvd3;
244 UINT8 AhciCFisControl;
245 UINT8 AhciCFisRsvd4[4];
246 UINT8 AhciCFisRsvd5[44];
247 } EFI_AHCI_COMMAND_FIS;
248
249 //
250 // ACMD: ATAPI command (12 or 16 bytes)
251 //
252 typedef struct {
253 UINT8 AtapiCmd[0x10];
254 } EFI_AHCI_ATAPI_COMMAND;
255
256 //
257 // Physical Region Descriptor Table includes up to 65535 entries
258 // The entry data structure is listed at the following.
259 // the actual entry number comes from the PRDTL field in the command
260 // list entry for this command slot.
261 //
262 typedef struct {
263 UINT32 AhciPrdtDba; //Data Base Address
264 UINT32 AhciPrdtDbau; //Data Base Address Upper 32-BITs
265 UINT32 AhciPrdtRsvd;
266 UINT32 AhciPrdtDbc:22; //Data Byte Count
267 UINT32 AhciPrdtRsvd1:9;
268 UINT32 AhciPrdtIoc:1; //Interrupt on Completion
269 } EFI_AHCI_COMMAND_PRDT;
270
271 //
272 // Command table data strucute which is pointed to by the entry in the command list
273 //
274 typedef struct {
275 EFI_AHCI_COMMAND_FIS CommandFis; // A software constructed FIS.
276 EFI_AHCI_ATAPI_COMMAND AtapiCmd; // 12 or 16 bytes ATAPI cmd.
277 UINT8 Reserved[0x30];
278 EFI_AHCI_COMMAND_PRDT PrdtTable[65535]; // The scatter/gather list for data transfer
279 } EFI_AHCI_COMMAND_TABLE;
280
281 //
282 // Received FIS structure
283 //
284 typedef struct {
285 UINT8 AhciDmaSetupFis[0x1C]; // Dma Setup Fis: offset 0x00
286 UINT8 AhciDmaSetupFisRsvd[0x04];
287 UINT8 AhciPioSetupFis[0x14]; // Pio Setup Fis: offset 0x20
288 UINT8 AhciPioSetupFisRsvd[0x0C];
289 UINT8 AhciD2HRegisterFis[0x14]; // D2H Register Fis: offset 0x40
290 UINT8 AhciD2HRegisterFisRsvd[0x04];
291 UINT64 AhciSetDeviceBitsFis; // Set Device Bits Fix: offset 0x58
292 UINT8 AhciUnknownFis[0x40]; // Unkonwn Fis: offset 0x60
293 UINT8 AhciUnknownFisRsvd[0x60];
294 } EFI_AHCI_RECEIVED_FIS;
295
296 typedef struct {
297 UINT8 Madt : 5;
298 UINT8 Reserved_5 : 3;
299 UINT8 Deto;
300 UINT16 Reserved_16;
301 UINT32 Reserved_32 : 31;
302 UINT32 Supported : 1;
303 } DEVSLP_TIMING_VARIABLES;
304
305 #pragma pack()
306
307 typedef struct {
308 EFI_AHCI_RECEIVED_FIS *AhciRFis;
309 EFI_AHCI_COMMAND_LIST *AhciCmdList;
310 EFI_AHCI_COMMAND_TABLE *AhciCommandTable;
311 EFI_AHCI_RECEIVED_FIS *AhciRFisPciAddr;
312 EFI_AHCI_COMMAND_LIST *AhciCmdListPciAddr;
313 EFI_AHCI_COMMAND_TABLE *AhciCommandTablePciAddr;
314 UINT64 MaxCommandListSize;
315 UINT64 MaxCommandTableSize;
316 UINT64 MaxReceiveFisSize;
317 VOID *MapRFis;
318 VOID *MapCmdList;
319 VOID *MapCommandTable;
320 } EFI_AHCI_REGISTERS;
321
322 /**
323 This function is used to send out ATAPI commands conforms to the Packet Command
324 with PIO Protocol.
325
326 @param PciIo The PCI IO protocol instance.
327 @param AhciRegisters The pointer to the EFI_AHCI_REGISTERS.
328 @param Port The number of port.
329 @param PortMultiplier The number of port multiplier.
330 @param Packet A pointer to EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET structure.
331
332 @retval EFI_SUCCESS send out the ATAPI packet command successfully
333 and device sends data successfully.
334 @retval EFI_DEVICE_ERROR the device failed to send data.
335
336 **/
337 EFI_STATUS
338 EFIAPI
339 AhciPacketCommandExecute (
340 IN EFI_PCI_IO_PROTOCOL *PciIo,
341 IN EFI_AHCI_REGISTERS *AhciRegisters,
342 IN UINT8 Port,
343 IN UINT8 PortMultiplier,
344 IN EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet
345 );
346
347 /**
348 Start command for give slot on specific port.
349
350 @param PciIo The PCI IO protocol instance.
351 @param Port The number of port.
352 @param CommandSlot The number of CommandSlot.
353 @param Timeout The timeout value of start, uses 100ns as a unit.
354
355 @retval EFI_DEVICE_ERROR The command start unsuccessfully.
356 @retval EFI_TIMEOUT The operation is time out.
357 @retval EFI_SUCCESS The command start successfully.
358
359 **/
360 EFI_STATUS
361 EFIAPI
362 AhciStartCommand (
363 IN EFI_PCI_IO_PROTOCOL *PciIo,
364 IN UINT8 Port,
365 IN UINT8 CommandSlot,
366 IN UINT64 Timeout
367 );
368
369 /**
370 Stop command running for giving port
371
372 @param PciIo The PCI IO protocol instance.
373 @param Port The number of port.
374 @param Timeout The timeout value of stop, uses 100ns as a unit.
375
376 @retval EFI_DEVICE_ERROR The command stop unsuccessfully.
377 @retval EFI_TIMEOUT The operation is time out.
378 @retval EFI_SUCCESS The command stop successfully.
379
380 **/
381 EFI_STATUS
382 EFIAPI
383 AhciStopCommand (
384 IN EFI_PCI_IO_PROTOCOL *PciIo,
385 IN UINT8 Port,
386 IN UINT64 Timeout
387 );
388
389 #endif
390