1 /** @file 2 Header file for AHCI mode of ATA host controller. 3 4 Copyright (c) 2010 - 2014, 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 typedef struct { 33 UINT32 Lower32; 34 UINT32 Upper32; 35 } DATA_32; 36 37 typedef union { 38 DATA_32 Uint32; 39 UINT64 Uint64; 40 } DATA_64; 41 42 // 43 // Refer SATA1.0a spec section 5.2, the Phy detection time should be less than 10ms. 44 // 45 #define EFI_AHCI_BUS_PHY_DETECT_TIMEOUT 10 46 // 47 // Refer SATA1.0a spec, the FIS enable time should be less than 500ms. 48 // 49 #define EFI_AHCI_PORT_CMD_FR_CLEAR_TIMEOUT EFI_TIMER_PERIOD_MILLISECONDS(500) 50 // 51 // Refer SATA1.0a spec, the bus reset time should be less than 1s. 52 // 53 #define EFI_AHCI_BUS_RESET_TIMEOUT EFI_TIMER_PERIOD_SECONDS(1) 54 55 #define EFI_AHCI_ATAPI_DEVICE_SIG 0xEB140000 56 #define EFI_AHCI_ATA_DEVICE_SIG 0x00000000 57 #define EFI_AHCI_PORT_MULTIPLIER_SIG 0x96690000 58 #define EFI_AHCI_ATAPI_SIG_MASK 0xFFFF0000 59 60 // 61 // Each PRDT entry can point to a memory block up to 4M byte 62 // 63 #define EFI_AHCI_MAX_DATA_PER_PRDT 0x400000 64 65 #define EFI_AHCI_FIS_REGISTER_H2D 0x27 //Register FIS - Host to Device 66 #define EFI_AHCI_FIS_REGISTER_H2D_LENGTH 20 67 #define EFI_AHCI_FIS_REGISTER_D2H 0x34 //Register FIS - Device to Host 68 #define EFI_AHCI_FIS_REGISTER_D2H_LENGTH 20 69 #define EFI_AHCI_FIS_DMA_ACTIVATE 0x39 //DMA Activate FIS - Device to Host 70 #define EFI_AHCI_FIS_DMA_ACTIVATE_LENGTH 4 71 #define EFI_AHCI_FIS_DMA_SETUP 0x41 //DMA Setup FIS - Bi-directional 72 #define EFI_AHCI_FIS_DMA_SETUP_LENGTH 28 73 #define EFI_AHCI_FIS_DATA 0x46 //Data FIS - Bi-directional 74 #define EFI_AHCI_FIS_BIST 0x58 //BIST Activate FIS - Bi-directional 75 #define EFI_AHCI_FIS_BIST_LENGTH 12 76 #define EFI_AHCI_FIS_PIO_SETUP 0x5F //PIO Setup FIS - Device to Host 77 #define EFI_AHCI_FIS_PIO_SETUP_LENGTH 20 78 #define EFI_AHCI_FIS_SET_DEVICE 0xA1 //Set Device Bits FIS - Device to Host 79 #define EFI_AHCI_FIS_SET_DEVICE_LENGTH 8 80 81 #define EFI_AHCI_D2H_FIS_OFFSET 0x40 82 #define EFI_AHCI_DMA_FIS_OFFSET 0x00 83 #define EFI_AHCI_PIO_FIS_OFFSET 0x20 84 #define EFI_AHCI_SDB_FIS_OFFSET 0x58 85 #define EFI_AHCI_FIS_TYPE_MASK 0xFF 86 #define EFI_AHCI_U_FIS_OFFSET 0x60 87 88 // 89 // Port register 90 // 91 #define EFI_AHCI_PORT_START 0x0100 92 #define EFI_AHCI_PORT_REG_WIDTH 0x0080 93 #define EFI_AHCI_PORT_CLB 0x0000 94 #define EFI_AHCI_PORT_CLBU 0x0004 95 #define EFI_AHCI_PORT_FB 0x0008 96 #define EFI_AHCI_PORT_FBU 0x000C 97 #define EFI_AHCI_PORT_IS 0x0010 98 #define EFI_AHCI_PORT_IS_DHRS BIT0 99 #define EFI_AHCI_PORT_IS_PSS BIT1 100 #define EFI_AHCI_PORT_IS_SSS BIT2 101 #define EFI_AHCI_PORT_IS_SDBS BIT3 102 #define EFI_AHCI_PORT_IS_UFS BIT4 103 #define EFI_AHCI_PORT_IS_DPS BIT5 104 #define EFI_AHCI_PORT_IS_PCS BIT6 105 #define EFI_AHCI_PORT_IS_DIS BIT7 106 #define EFI_AHCI_PORT_IS_PRCS BIT22 107 #define EFI_AHCI_PORT_IS_IPMS BIT23 108 #define EFI_AHCI_PORT_IS_OFS BIT24 109 #define EFI_AHCI_PORT_IS_INFS BIT26 110 #define EFI_AHCI_PORT_IS_IFS BIT27 111 #define EFI_AHCI_PORT_IS_HBDS BIT28 112 #define EFI_AHCI_PORT_IS_HBFS BIT29 113 #define EFI_AHCI_PORT_IS_TFES BIT30 114 #define EFI_AHCI_PORT_IS_CPDS BIT31 115 #define EFI_AHCI_PORT_IS_CLEAR 0xFFFFFFFF 116 #define EFI_AHCI_PORT_IS_FIS_CLEAR 0x0000000F 117 118 #define EFI_AHCI_PORT_IE 0x0014 119 #define EFI_AHCI_PORT_CMD 0x0018 120 #define EFI_AHCI_PORT_CMD_ST_MASK 0xFFFFFFFE 121 #define EFI_AHCI_PORT_CMD_ST BIT0 122 #define EFI_AHCI_PORT_CMD_SUD BIT1 123 #define EFI_AHCI_PORT_CMD_POD BIT2 124 #define EFI_AHCI_PORT_CMD_CLO BIT3 125 #define EFI_AHCI_PORT_CMD_CR BIT15 126 #define EFI_AHCI_PORT_CMD_FRE BIT4 127 #define EFI_AHCI_PORT_CMD_FR BIT14 128 #define EFI_AHCI_PORT_CMD_MASK ~(EFI_AHCI_PORT_CMD_ST | EFI_AHCI_PORT_CMD_FRE | EFI_AHCI_PORT_CMD_COL) 129 #define EFI_AHCI_PORT_CMD_PMA BIT17 130 #define EFI_AHCI_PORT_CMD_HPCP BIT18 131 #define EFI_AHCI_PORT_CMD_MPSP BIT19 132 #define EFI_AHCI_PORT_CMD_CPD BIT20 133 #define EFI_AHCI_PORT_CMD_ESP BIT21 134 #define EFI_AHCI_PORT_CMD_ATAPI BIT24 135 #define EFI_AHCI_PORT_CMD_DLAE BIT25 136 #define EFI_AHCI_PORT_CMD_ALPE BIT26 137 #define EFI_AHCI_PORT_CMD_ASP BIT27 138 #define EFI_AHCI_PORT_CMD_ICC_MASK (BIT28 | BIT29 | BIT30 | BIT31) 139 #define EFI_AHCI_PORT_CMD_ACTIVE (1 << 28 ) 140 #define EFI_AHCI_PORT_TFD 0x0020 141 #define EFI_AHCI_PORT_TFD_MASK (BIT7 | BIT3 | BIT0) 142 #define EFI_AHCI_PORT_TFD_BSY BIT7 143 #define EFI_AHCI_PORT_TFD_DRQ BIT3 144 #define EFI_AHCI_PORT_TFD_ERR BIT0 145 #define EFI_AHCI_PORT_TFD_ERR_MASK 0x00FF00 146 #define EFI_AHCI_PORT_SIG 0x0024 147 #define EFI_AHCI_PORT_SSTS 0x0028 148 #define EFI_AHCI_PORT_SSTS_DET_MASK 0x000F 149 #define EFI_AHCI_PORT_SSTS_DET 0x0001 150 #define EFI_AHCI_PORT_SSTS_DET_PCE 0x0003 151 #define EFI_AHCI_PORT_SSTS_SPD_MASK 0x00F0 152 #define EFI_AHCI_PORT_SCTL 0x002C 153 #define EFI_AHCI_PORT_SCTL_DET_MASK 0x000F 154 #define EFI_AHCI_PORT_SCTL_MASK (~EFI_AHCI_PORT_SCTL_DET_MASK) 155 #define EFI_AHCI_PORT_SCTL_DET_INIT 0x0001 156 #define EFI_AHCI_PORT_SCTL_DET_PHYCOMM 0x0003 157 #define EFI_AHCI_PORT_SCTL_SPD_MASK 0x00F0 158 #define EFI_AHCI_PORT_SCTL_IPM_MASK 0x0F00 159 #define EFI_AHCI_PORT_SCTL_IPM_INIT 0x0300 160 #define EFI_AHCI_PORT_SCTL_IPM_PSD 0x0100 161 #define EFI_AHCI_PORT_SCTL_IPM_SSD 0x0200 162 #define EFI_AHCI_PORT_SERR 0x0030 163 #define EFI_AHCI_PORT_SERR_RDIE BIT0 164 #define EFI_AHCI_PORT_SERR_RCE BIT1 165 #define EFI_AHCI_PORT_SERR_TDIE BIT8 166 #define EFI_AHCI_PORT_SERR_PCDIE BIT9 167 #define EFI_AHCI_PORT_SERR_PE BIT10 168 #define EFI_AHCI_PORT_SERR_IE BIT11 169 #define EFI_AHCI_PORT_SERR_PRC BIT16 170 #define EFI_AHCI_PORT_SERR_PIE BIT17 171 #define EFI_AHCI_PORT_SERR_CW BIT18 172 #define EFI_AHCI_PORT_SERR_BDE BIT19 173 #define EFI_AHCI_PORT_SERR_DE BIT20 174 #define EFI_AHCI_PORT_SERR_CRCE BIT21 175 #define EFI_AHCI_PORT_SERR_HE BIT22 176 #define EFI_AHCI_PORT_SERR_LSE BIT23 177 #define EFI_AHCI_PORT_SERR_TSTE BIT24 178 #define EFI_AHCI_PORT_SERR_UFT BIT25 179 #define EFI_AHCI_PORT_SERR_EX BIT26 180 #define EFI_AHCI_PORT_ERR_CLEAR 0xFFFFFFFF 181 #define EFI_AHCI_PORT_SACT 0x0034 182 #define EFI_AHCI_PORT_CI 0x0038 183 #define EFI_AHCI_PORT_SNTF 0x003C 184 185 186 #pragma pack(1) 187 // 188 // Command List structure includes total 32 entries. 189 // The entry data structure is listed at the following. 190 // 191 typedef struct { 192 UINT32 AhciCmdCfl:5; //Command FIS Length 193 UINT32 AhciCmdA:1; //ATAPI 194 UINT32 AhciCmdW:1; //Write 195 UINT32 AhciCmdP:1; //Prefetchable 196 UINT32 AhciCmdR:1; //Reset 197 UINT32 AhciCmdB:1; //BIST 198 UINT32 AhciCmdC:1; //Clear Busy upon R_OK 199 UINT32 AhciCmdRsvd:1; 200 UINT32 AhciCmdPmp:4; //Port Multiplier Port 201 UINT32 AhciCmdPrdtl:16; //Physical Region Descriptor Table Length 202 UINT32 AhciCmdPrdbc; //Physical Region Descriptor Byte Count 203 UINT32 AhciCmdCtba; //Command Table Descriptor Base Address 204 UINT32 AhciCmdCtbau; //Command Table Descriptor Base Address Upper 32-BITs 205 UINT32 AhciCmdRsvd1[4]; 206 } EFI_AHCI_COMMAND_LIST; 207 208 // 209 // This is a software constructed FIS. 210 // For data transfer operations, this is the H2D Register FIS format as 211 // specified in the Serial ATA Revision 2.6 specification. 212 // 213 typedef struct { 214 UINT8 AhciCFisType; 215 UINT8 AhciCFisPmNum:4; 216 UINT8 AhciCFisRsvd:1; 217 UINT8 AhciCFisRsvd1:1; 218 UINT8 AhciCFisRsvd2:1; 219 UINT8 AhciCFisCmdInd:1; 220 UINT8 AhciCFisCmd; 221 UINT8 AhciCFisFeature; 222 UINT8 AhciCFisSecNum; 223 UINT8 AhciCFisClyLow; 224 UINT8 AhciCFisClyHigh; 225 UINT8 AhciCFisDevHead; 226 UINT8 AhciCFisSecNumExp; 227 UINT8 AhciCFisClyLowExp; 228 UINT8 AhciCFisClyHighExp; 229 UINT8 AhciCFisFeatureExp; 230 UINT8 AhciCFisSecCount; 231 UINT8 AhciCFisSecCountExp; 232 UINT8 AhciCFisRsvd3; 233 UINT8 AhciCFisControl; 234 UINT8 AhciCFisRsvd4[4]; 235 UINT8 AhciCFisRsvd5[44]; 236 } EFI_AHCI_COMMAND_FIS; 237 238 // 239 // ACMD: ATAPI command (12 or 16 bytes) 240 // 241 typedef struct { 242 UINT8 AtapiCmd[0x10]; 243 } EFI_AHCI_ATAPI_COMMAND; 244 245 // 246 // Physical Region Descriptor Table includes up to 65535 entries 247 // The entry data structure is listed at the following. 248 // the actual entry number comes from the PRDTL field in the command 249 // list entry for this command slot. 250 // 251 typedef struct { 252 UINT32 AhciPrdtDba; //Data Base Address 253 UINT32 AhciPrdtDbau; //Data Base Address Upper 32-BITs 254 UINT32 AhciPrdtRsvd; 255 UINT32 AhciPrdtDbc:22; //Data Byte Count 256 UINT32 AhciPrdtRsvd1:9; 257 UINT32 AhciPrdtIoc:1; //Interrupt on Completion 258 } EFI_AHCI_COMMAND_PRDT; 259 260 // 261 // Command table data strucute which is pointed to by the entry in the command list 262 // 263 typedef struct { 264 EFI_AHCI_COMMAND_FIS CommandFis; // A software constructed FIS. 265 EFI_AHCI_ATAPI_COMMAND AtapiCmd; // 12 or 16 bytes ATAPI cmd. 266 UINT8 Reserved[0x30]; 267 EFI_AHCI_COMMAND_PRDT PrdtTable[65535]; // The scatter/gather list for data transfer 268 } EFI_AHCI_COMMAND_TABLE; 269 270 // 271 // Received FIS structure 272 // 273 typedef struct { 274 UINT8 AhciDmaSetupFis[0x1C]; // Dma Setup Fis: offset 0x00 275 UINT8 AhciDmaSetupFisRsvd[0x04]; 276 UINT8 AhciPioSetupFis[0x14]; // Pio Setup Fis: offset 0x20 277 UINT8 AhciPioSetupFisRsvd[0x0C]; 278 UINT8 AhciD2HRegisterFis[0x14]; // D2H Register Fis: offset 0x40 279 UINT8 AhciD2HRegisterFisRsvd[0x04]; 280 UINT64 AhciSetDeviceBitsFis; // Set Device Bits Fix: offset 0x58 281 UINT8 AhciUnknownFis[0x40]; // Unkonwn Fis: offset 0x60 282 UINT8 AhciUnknownFisRsvd[0x60]; 283 } EFI_AHCI_RECEIVED_FIS; 284 285 #pragma pack() 286 287 typedef struct { 288 EFI_AHCI_RECEIVED_FIS *AhciRFis; 289 EFI_AHCI_COMMAND_LIST *AhciCmdList; 290 EFI_AHCI_COMMAND_TABLE *AhciCommandTable; 291 EFI_AHCI_RECEIVED_FIS *AhciRFisPciAddr; 292 EFI_AHCI_COMMAND_LIST *AhciCmdListPciAddr; 293 EFI_AHCI_COMMAND_TABLE *AhciCommandTablePciAddr; 294 UINT64 MaxCommandListSize; 295 UINT64 MaxCommandTableSize; 296 UINT64 MaxReceiveFisSize; 297 VOID *MapRFis; 298 VOID *MapCmdList; 299 VOID *MapCommandTable; 300 } EFI_AHCI_REGISTERS; 301 302 /** 303 This function is used to send out ATAPI commands conforms to the Packet Command 304 with PIO Protocol. 305 306 @param PciIo The PCI IO protocol instance. 307 @param AhciRegisters The pointer to the EFI_AHCI_REGISTERS. 308 @param Port The number of port. 309 @param PortMultiplier The number of port multiplier. 310 @param Packet A pointer to EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET structure. 311 312 @retval EFI_SUCCESS send out the ATAPI packet command successfully 313 and device sends data successfully. 314 @retval EFI_DEVICE_ERROR the device failed to send data. 315 316 **/ 317 EFI_STATUS 318 EFIAPI 319 AhciPacketCommandExecute ( 320 IN EFI_PCI_IO_PROTOCOL *PciIo, 321 IN EFI_AHCI_REGISTERS *AhciRegisters, 322 IN UINT8 Port, 323 IN UINT8 PortMultiplier, 324 IN EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet 325 ); 326 327 /** 328 Start command for give slot on specific port. 329 330 @param PciIo The PCI IO protocol instance. 331 @param Port The number of port. 332 @param CommandSlot The number of CommandSlot. 333 @param Timeout The timeout value of start, uses 100ns as a unit. 334 335 @retval EFI_DEVICE_ERROR The command start unsuccessfully. 336 @retval EFI_TIMEOUT The operation is time out. 337 @retval EFI_SUCCESS The command start successfully. 338 339 **/ 340 EFI_STATUS 341 EFIAPI 342 AhciStartCommand ( 343 IN EFI_PCI_IO_PROTOCOL *PciIo, 344 IN UINT8 Port, 345 IN UINT8 CommandSlot, 346 IN UINT64 Timeout 347 ); 348 349 /** 350 Stop command running for giving port 351 352 @param PciIo The PCI IO protocol instance. 353 @param Port The number of port. 354 @param Timeout The timeout value of stop, uses 100ns as a unit. 355 356 @retval EFI_DEVICE_ERROR The command stop unsuccessfully. 357 @retval EFI_TIMEOUT The operation is time out. 358 @retval EFI_SUCCESS The command stop successfully. 359 360 **/ 361 EFI_STATUS 362 EFIAPI 363 AhciStopCommand ( 364 IN EFI_PCI_IO_PROTOCOL *PciIo, 365 IN UINT8 Port, 366 IN UINT64 Timeout 367 ); 368 369 #endif 370 371
