1 /*- 2 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org> 3 * Copyright (c) 2009-2012 Alexander Motin <mav@FreeBSD.org> 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer, 11 * without modification, immediately at the beginning of the file. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 * 27 * $FreeBSD$ 28 */ 29 30 #ifndef _AHCI_H_ 31 #define _AHCI_H_ 32 33 /* ATA register defines */ 34 #define ATA_DATA 0 /* (RW) data */ 35 36 #define ATA_FEATURE 1 /* (W) feature */ 37 #define ATA_F_DMA 0x01 /* enable DMA */ 38 #define ATA_F_OVL 0x02 /* enable overlap */ 39 40 #define ATA_COUNT 2 /* (W) sector count */ 41 42 #define ATA_SECTOR 3 /* (RW) sector # */ 43 #define ATA_CYL_LSB 4 /* (RW) cylinder# LSB */ 44 #define ATA_CYL_MSB 5 /* (RW) cylinder# MSB */ 45 #define ATA_DRIVE 6 /* (W) Sector/Drive/Head */ 46 #define ATA_D_LBA 0x40 /* use LBA addressing */ 47 #define ATA_D_IBM 0xa0 /* 512 byte sectors, ECC */ 48 49 #define ATA_COMMAND 7 /* (W) command */ 50 51 #define ATA_ERROR 8 /* (R) error */ 52 #define ATA_E_ILI 0x01 /* illegal length */ 53 #define ATA_E_NM 0x02 /* no media */ 54 #define ATA_E_ABORT 0x04 /* command aborted */ 55 #define ATA_E_MCR 0x08 /* media change request */ 56 #define ATA_E_IDNF 0x10 /* ID not found */ 57 #define ATA_E_MC 0x20 /* media changed */ 58 #define ATA_E_UNC 0x40 /* uncorrectable data */ 59 #define ATA_E_ICRC 0x80 /* UDMA crc error */ 60 #define ATA_E_ATAPI_SENSE_MASK 0xf0 /* ATAPI sense key mask */ 61 62 #define ATA_IREASON 9 /* (R) interrupt reason */ 63 #define ATA_I_CMD 0x01 /* cmd (1) | data (0) */ 64 #define ATA_I_IN 0x02 /* read (1) | write (0) */ 65 #define ATA_I_RELEASE 0x04 /* released bus (1) */ 66 #define ATA_I_TAGMASK 0xf8 /* tag mask */ 67 68 #define ATA_STATUS 10 /* (R) status */ 69 #define ATA_ALTSTAT 11 /* (R) alternate status */ 70 #define ATA_S_ERROR 0x01 /* error */ 71 #define ATA_S_INDEX 0x02 /* index */ 72 #define ATA_S_CORR 0x04 /* data corrected */ 73 #define ATA_S_DRQ 0x08 /* data request */ 74 #define ATA_S_DSC 0x10 /* drive seek completed */ 75 #define ATA_S_SERVICE 0x10 /* drive needs service */ 76 #define ATA_S_DWF 0x20 /* drive write fault */ 77 #define ATA_S_DMA 0x20 /* DMA ready */ 78 #define ATA_S_READY 0x40 /* drive ready */ 79 #define ATA_S_BUSY 0x80 /* busy */ 80 81 #define ATA_CONTROL 12 /* (W) control */ 82 #define ATA_A_IDS 0x02 /* disable interrupts */ 83 #define ATA_A_RESET 0x04 /* RESET controller */ 84 #define ATA_A_4BIT 0x08 /* 4 head bits */ 85 #define ATA_A_HOB 0x80 /* High Order Byte enable */ 86 87 /* SATA register defines */ 88 #define ATA_SSTATUS 13 89 #define ATA_SS_DET_MASK 0x0000000f 90 #define ATA_SS_DET_NO_DEVICE 0x00000000 91 #define ATA_SS_DET_DEV_PRESENT 0x00000001 92 #define ATA_SS_DET_PHY_ONLINE 0x00000003 93 #define ATA_SS_DET_PHY_OFFLINE 0x00000004 94 95 #define ATA_SS_SPD_MASK 0x000000f0 96 #define ATA_SS_SPD_NO_SPEED 0x00000000 97 #define ATA_SS_SPD_GEN1 0x00000010 98 #define ATA_SS_SPD_GEN2 0x00000020 99 #define ATA_SS_SPD_GEN3 0x00000030 100 101 #define ATA_SS_IPM_MASK 0x00000f00 102 #define ATA_SS_IPM_NO_DEVICE 0x00000000 103 #define ATA_SS_IPM_ACTIVE 0x00000100 104 #define ATA_SS_IPM_PARTIAL 0x00000200 105 #define ATA_SS_IPM_SLUMBER 0x00000600 106 #define ATA_SS_IPM_DEVSLEEP 0x00000800 107 108 #define ATA_SERROR 14 109 #define ATA_SE_DATA_CORRECTED 0x00000001 110 #define ATA_SE_COMM_CORRECTED 0x00000002 111 #define ATA_SE_DATA_ERR 0x00000100 112 #define ATA_SE_COMM_ERR 0x00000200 113 #define ATA_SE_PROT_ERR 0x00000400 114 #define ATA_SE_HOST_ERR 0x00000800 115 #define ATA_SE_PHY_CHANGED 0x00010000 116 #define ATA_SE_PHY_IERROR 0x00020000 117 #define ATA_SE_COMM_WAKE 0x00040000 118 #define ATA_SE_DECODE_ERR 0x00080000 119 #define ATA_SE_PARITY_ERR 0x00100000 120 #define ATA_SE_CRC_ERR 0x00200000 121 #define ATA_SE_HANDSHAKE_ERR 0x00400000 122 #define ATA_SE_LINKSEQ_ERR 0x00800000 123 #define ATA_SE_TRANSPORT_ERR 0x01000000 124 #define ATA_SE_UNKNOWN_FIS 0x02000000 125 #define ATA_SE_EXCHANGED 0x04000000 126 127 #define ATA_SCONTROL 15 128 #define ATA_SC_DET_MASK 0x0000000f 129 #define ATA_SC_DET_IDLE 0x00000000 130 #define ATA_SC_DET_RESET 0x00000001 131 #define ATA_SC_DET_DISABLE 0x00000004 132 133 #define ATA_SC_SPD_MASK 0x000000f0 134 #define ATA_SC_SPD_NO_SPEED 0x00000000 135 #define ATA_SC_SPD_SPEED_GEN1 0x00000010 136 #define ATA_SC_SPD_SPEED_GEN2 0x00000020 137 #define ATA_SC_SPD_SPEED_GEN3 0x00000030 138 139 #define ATA_SC_IPM_MASK 0x00000f00 140 #define ATA_SC_IPM_NONE 0x00000000 141 #define ATA_SC_IPM_DIS_PARTIAL 0x00000100 142 #define ATA_SC_IPM_DIS_SLUMBER 0x00000200 143 #define ATA_SC_IPM_DIS_DEVSLEEP 0x00000400 144 145 #define ATA_SACTIVE 16 146 147 #define AHCI_MAX_PORTS 32 148 #define AHCI_MAX_SLOTS 32 149 #define AHCI_MAX_IRQS 16 150 151 /* SATA AHCI v1.0 register defines */ 152 #define AHCI_CAP 0x00 153 #define AHCI_CAP_NPMASK 0x0000001f 154 #define AHCI_CAP_SXS 0x00000020 155 #define AHCI_CAP_EMS 0x00000040 156 #define AHCI_CAP_CCCS 0x00000080 157 #define AHCI_CAP_NCS 0x00001F00 158 #define AHCI_CAP_NCS_SHIFT 8 159 #define AHCI_CAP_PSC 0x00002000 160 #define AHCI_CAP_SSC 0x00004000 161 #define AHCI_CAP_PMD 0x00008000 162 #define AHCI_CAP_FBSS 0x00010000 163 #define AHCI_CAP_SPM 0x00020000 164 #define AHCI_CAP_SAM 0x00080000 165 #define AHCI_CAP_ISS 0x00F00000 166 #define AHCI_CAP_ISS_SHIFT 20 167 #define AHCI_CAP_SCLO 0x01000000 168 #define AHCI_CAP_SAL 0x02000000 169 #define AHCI_CAP_SALP 0x04000000 170 #define AHCI_CAP_SSS 0x08000000 171 #define AHCI_CAP_SMPS 0x10000000 172 #define AHCI_CAP_SSNTF 0x20000000 173 #define AHCI_CAP_SNCQ 0x40000000 174 #define AHCI_CAP_64BIT 0x80000000 175 176 #define AHCI_GHC 0x04 177 #define AHCI_GHC_AE 0x80000000 178 #define AHCI_GHC_MRSM 0x00000004 179 #define AHCI_GHC_IE 0x00000002 180 #define AHCI_GHC_HR 0x00000001 181 182 #define AHCI_IS 0x08 183 #define AHCI_PI 0x0c 184 #define AHCI_VS 0x10 185 186 #define AHCI_CCCC 0x14 187 #define AHCI_CCCC_TV_MASK 0xffff0000 188 #define AHCI_CCCC_TV_SHIFT 16 189 #define AHCI_CCCC_CC_MASK 0x0000ff00 190 #define AHCI_CCCC_CC_SHIFT 8 191 #define AHCI_CCCC_INT_MASK 0x000000f8 192 #define AHCI_CCCC_INT_SHIFT 3 193 #define AHCI_CCCC_EN 0x00000001 194 #define AHCI_CCCP 0x18 195 196 #define AHCI_EM_LOC 0x1C 197 #define AHCI_EM_CTL 0x20 198 #define AHCI_EM_MR 0x00000001 199 #define AHCI_EM_TM 0x00000100 200 #define AHCI_EM_RST 0x00000200 201 #define AHCI_EM_LED 0x00010000 202 #define AHCI_EM_SAFTE 0x00020000 203 #define AHCI_EM_SES2 0x00040000 204 #define AHCI_EM_SGPIO 0x00080000 205 #define AHCI_EM_SMB 0x01000000 206 #define AHCI_EM_XMT 0x02000000 207 #define AHCI_EM_ALHD 0x04000000 208 #define AHCI_EM_PM 0x08000000 209 210 #define AHCI_CAP2 0x24 211 #define AHCI_CAP2_BOH 0x00000001 212 #define AHCI_CAP2_NVMP 0x00000002 213 #define AHCI_CAP2_APST 0x00000004 214 #define AHCI_CAP2_SDS 0x00000008 215 #define AHCI_CAP2_SADM 0x00000010 216 #define AHCI_CAP2_DESO 0x00000020 217 218 #define AHCI_OFFSET 0x100 219 #define AHCI_STEP 0x80 220 221 #define AHCI_P_CLB 0x00 222 #define AHCI_P_CLBU 0x04 223 #define AHCI_P_FB 0x08 224 #define AHCI_P_FBU 0x0c 225 #define AHCI_P_IS 0x10 226 #define AHCI_P_IE 0x14 227 #define AHCI_P_IX_DHR 0x00000001 228 #define AHCI_P_IX_PS 0x00000002 229 #define AHCI_P_IX_DS 0x00000004 230 #define AHCI_P_IX_SDB 0x00000008 231 #define AHCI_P_IX_UF 0x00000010 232 #define AHCI_P_IX_DP 0x00000020 233 #define AHCI_P_IX_PC 0x00000040 234 #define AHCI_P_IX_MP 0x00000080 235 236 #define AHCI_P_IX_PRC 0x00400000 237 #define AHCI_P_IX_IPM 0x00800000 238 #define AHCI_P_IX_OF 0x01000000 239 #define AHCI_P_IX_INF 0x04000000 240 #define AHCI_P_IX_IF 0x08000000 241 #define AHCI_P_IX_HBD 0x10000000 242 #define AHCI_P_IX_HBF 0x20000000 243 #define AHCI_P_IX_TFE 0x40000000 244 #define AHCI_P_IX_CPD 0x80000000 245 246 #define AHCI_P_CMD 0x18 247 #define AHCI_P_CMD_ST 0x00000001 248 #define AHCI_P_CMD_SUD 0x00000002 249 #define AHCI_P_CMD_POD 0x00000004 250 #define AHCI_P_CMD_CLO 0x00000008 251 #define AHCI_P_CMD_FRE 0x00000010 252 #define AHCI_P_CMD_CCS_MASK 0x00001f00 253 #define AHCI_P_CMD_CCS_SHIFT 8 254 #define AHCI_P_CMD_ISS 0x00002000 255 #define AHCI_P_CMD_FR 0x00004000 256 #define AHCI_P_CMD_CR 0x00008000 257 #define AHCI_P_CMD_CPS 0x00010000 258 #define AHCI_P_CMD_PMA 0x00020000 259 #define AHCI_P_CMD_HPCP 0x00040000 260 #define AHCI_P_CMD_MPSP 0x00080000 261 #define AHCI_P_CMD_CPD 0x00100000 262 #define AHCI_P_CMD_ESP 0x00200000 263 #define AHCI_P_CMD_FBSCP 0x00400000 264 #define AHCI_P_CMD_APSTE 0x00800000 265 #define AHCI_P_CMD_ATAPI 0x01000000 266 #define AHCI_P_CMD_DLAE 0x02000000 267 #define AHCI_P_CMD_ALPE 0x04000000 268 #define AHCI_P_CMD_ASP 0x08000000 269 #define AHCI_P_CMD_ICC_MASK 0xf0000000 270 #define AHCI_P_CMD_NOOP 0x00000000 271 #define AHCI_P_CMD_ACTIVE 0x10000000 272 #define AHCI_P_CMD_PARTIAL 0x20000000 273 #define AHCI_P_CMD_SLUMBER 0x60000000 274 #define AHCI_P_CMD_DEVSLEEP 0x80000000 275 276 #define AHCI_P_TFD 0x20 277 #define AHCI_P_SIG 0x24 278 #define AHCI_P_SSTS 0x28 279 #define AHCI_P_SCTL 0x2c 280 #define AHCI_P_SERR 0x30 281 #define AHCI_P_SACT 0x34 282 #define AHCI_P_CI 0x38 283 #define AHCI_P_SNTF 0x3C 284 #define AHCI_P_FBS 0x40 285 #define AHCI_P_FBS_EN 0x00000001 286 #define AHCI_P_FBS_DEC 0x00000002 287 #define AHCI_P_FBS_SDE 0x00000004 288 #define AHCI_P_FBS_DEV 0x00000f00 289 #define AHCI_P_FBS_DEV_SHIFT 8 290 #define AHCI_P_FBS_ADO 0x0000f000 291 #define AHCI_P_FBS_ADO_SHIFT 12 292 #define AHCI_P_FBS_DWE 0x000f0000 293 #define AHCI_P_FBS_DWE_SHIFT 16 294 #define AHCI_P_DEVSLP 0x44 295 #define AHCI_P_DEVSLP_ADSE 0x00000001 296 #define AHCI_P_DEVSLP_DSP 0x00000002 297 #define AHCI_P_DEVSLP_DETO 0x000003fc 298 #define AHCI_P_DEVSLP_DETO_SHIFT 2 299 #define AHCI_P_DEVSLP_MDAT 0x00007c00 300 #define AHCI_P_DEVSLP_MDAT_SHIFT 10 301 #define AHCI_P_DEVSLP_DITO 0x01ff8000 302 #define AHCI_P_DEVSLP_DITO_SHIFT 15 303 #define AHCI_P_DEVSLP_DM 0x0e000000 304 #define AHCI_P_DEVSLP_DM_SHIFT 25 305 306 /* Just to be sure, if building as module. */ 307 #if MAXPHYS < 512 * 1024 308 #undef MAXPHYS 309 #define MAXPHYS 512 * 1024 310 #endif 311 /* Pessimistic prognosis on number of required S/G entries */ 312 #define AHCI_SG_ENTRIES (roundup(btoc(MAXPHYS) + 1, 8)) 313 /* Command list. 32 commands. First, 1Kbyte aligned. */ 314 #define AHCI_CL_OFFSET 0 315 #define AHCI_CL_SIZE 32 316 /* Command tables. Up to 32 commands, Each, 128byte aligned. */ 317 #define AHCI_CT_OFFSET (AHCI_CL_OFFSET + AHCI_CL_SIZE * AHCI_MAX_SLOTS) 318 #define AHCI_CT_SIZE (128 + AHCI_SG_ENTRIES * 16) 319 /* Total main work area. */ 320 #define AHCI_WORK_SIZE (AHCI_CT_OFFSET + AHCI_CT_SIZE * ch->numslots) 321 322 #endif /* _AHCI_H_ */ 323