1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 1998 - 2008 Søren Schmidt <sos@FreeBSD.org> 5 * Copyright (c) 2009-2012 Alexander Motin <mav@FreeBSD.org> 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer, 13 * without modification, immediately at the beginning of the file. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * $FreeBSD$ 30 */ 31 32 #ifndef _AHCI_H_ 33 #define _AHCI_H_ 34 35 /* ATA register defines */ 36 #define ATA_DATA 0 /* (RW) data */ 37 38 #define ATA_FEATURE 1 /* (W) feature */ 39 #define ATA_F_DMA 0x01 /* enable DMA */ 40 #define ATA_F_OVL 0x02 /* enable overlap */ 41 42 #define ATA_COUNT 2 /* (W) sector count */ 43 44 #define ATA_SECTOR 3 /* (RW) sector # */ 45 #define ATA_CYL_LSB 4 /* (RW) cylinder# LSB */ 46 #define ATA_CYL_MSB 5 /* (RW) cylinder# MSB */ 47 #define ATA_DRIVE 6 /* (W) Sector/Drive/Head */ 48 #define ATA_D_LBA 0x40 /* use LBA addressing */ 49 #define ATA_D_IBM 0xa0 /* 512 byte sectors, ECC */ 50 51 #define ATA_COMMAND 7 /* (W) command */ 52 53 #define ATA_ERROR 8 /* (R) error */ 54 #define ATA_E_ILI 0x01 /* illegal length */ 55 #define ATA_E_NM 0x02 /* no media */ 56 #define ATA_E_ABORT 0x04 /* command aborted */ 57 #define ATA_E_MCR 0x08 /* media change request */ 58 #define ATA_E_IDNF 0x10 /* ID not found */ 59 #define ATA_E_MC 0x20 /* media changed */ 60 #define ATA_E_UNC 0x40 /* uncorrectable data */ 61 #define ATA_E_ICRC 0x80 /* UDMA crc error */ 62 #define ATA_E_ATAPI_SENSE_MASK 0xf0 /* ATAPI sense key mask */ 63 64 #define ATA_IREASON 9 /* (R) interrupt reason */ 65 #define ATA_I_CMD 0x01 /* cmd (1) | data (0) */ 66 #define ATA_I_IN 0x02 /* read (1) | write (0) */ 67 #define ATA_I_RELEASE 0x04 /* released bus (1) */ 68 #define ATA_I_TAGMASK 0xf8 /* tag mask */ 69 70 #define ATA_STATUS 10 /* (R) status */ 71 #define ATA_ALTSTAT 11 /* (R) alternate status */ 72 #define ATA_S_ERROR 0x01 /* error */ 73 #define ATA_S_INDEX 0x02 /* index */ 74 #define ATA_S_CORR 0x04 /* data corrected */ 75 #define ATA_S_DRQ 0x08 /* data request */ 76 #define ATA_S_DSC 0x10 /* drive seek completed */ 77 #define ATA_S_SERVICE 0x10 /* drive needs service */ 78 #define ATA_S_DWF 0x20 /* drive write fault */ 79 #define ATA_S_DMA 0x20 /* DMA ready */ 80 #define ATA_S_READY 0x40 /* drive ready */ 81 #define ATA_S_BUSY 0x80 /* busy */ 82 83 #define ATA_CONTROL 12 /* (W) control */ 84 #define ATA_A_IDS 0x02 /* disable interrupts */ 85 #define ATA_A_RESET 0x04 /* RESET controller */ 86 #define ATA_A_4BIT 0x08 /* 4 head bits */ 87 #define ATA_A_HOB 0x80 /* High Order Byte enable */ 88 89 /* SATA register defines */ 90 #define ATA_SSTATUS 13 91 #define ATA_SS_DET_MASK 0x0000000f 92 #define ATA_SS_DET_NO_DEVICE 0x00000000 93 #define ATA_SS_DET_DEV_PRESENT 0x00000001 94 #define ATA_SS_DET_PHY_ONLINE 0x00000003 95 #define ATA_SS_DET_PHY_OFFLINE 0x00000004 96 97 #define ATA_SS_SPD_MASK 0x000000f0 98 #define ATA_SS_SPD_NO_SPEED 0x00000000 99 #define ATA_SS_SPD_GEN1 0x00000010 100 #define ATA_SS_SPD_GEN2 0x00000020 101 #define ATA_SS_SPD_GEN3 0x00000030 102 103 #define ATA_SS_IPM_MASK 0x00000f00 104 #define ATA_SS_IPM_NO_DEVICE 0x00000000 105 #define ATA_SS_IPM_ACTIVE 0x00000100 106 #define ATA_SS_IPM_PARTIAL 0x00000200 107 #define ATA_SS_IPM_SLUMBER 0x00000600 108 #define ATA_SS_IPM_DEVSLEEP 0x00000800 109 110 #define ATA_SERROR 14 111 #define ATA_SE_DATA_CORRECTED 0x00000001 112 #define ATA_SE_COMM_CORRECTED 0x00000002 113 #define ATA_SE_DATA_ERR 0x00000100 114 #define ATA_SE_COMM_ERR 0x00000200 115 #define ATA_SE_PROT_ERR 0x00000400 116 #define ATA_SE_HOST_ERR 0x00000800 117 #define ATA_SE_PHY_CHANGED 0x00010000 118 #define ATA_SE_PHY_IERROR 0x00020000 119 #define ATA_SE_COMM_WAKE 0x00040000 120 #define ATA_SE_DECODE_ERR 0x00080000 121 #define ATA_SE_PARITY_ERR 0x00100000 122 #define ATA_SE_CRC_ERR 0x00200000 123 #define ATA_SE_HANDSHAKE_ERR 0x00400000 124 #define ATA_SE_LINKSEQ_ERR 0x00800000 125 #define ATA_SE_TRANSPORT_ERR 0x01000000 126 #define ATA_SE_UNKNOWN_FIS 0x02000000 127 #define ATA_SE_EXCHANGED 0x04000000 128 129 #define ATA_SCONTROL 15 130 #define ATA_SC_DET_MASK 0x0000000f 131 #define ATA_SC_DET_IDLE 0x00000000 132 #define ATA_SC_DET_RESET 0x00000001 133 #define ATA_SC_DET_DISABLE 0x00000004 134 135 #define ATA_SC_SPD_MASK 0x000000f0 136 #define ATA_SC_SPD_NO_SPEED 0x00000000 137 #define ATA_SC_SPD_SPEED_GEN1 0x00000010 138 #define ATA_SC_SPD_SPEED_GEN2 0x00000020 139 #define ATA_SC_SPD_SPEED_GEN3 0x00000030 140 141 #define ATA_SC_IPM_MASK 0x00000f00 142 #define ATA_SC_IPM_NONE 0x00000000 143 #define ATA_SC_IPM_DIS_PARTIAL 0x00000100 144 #define ATA_SC_IPM_DIS_SLUMBER 0x00000200 145 #define ATA_SC_IPM_DIS_DEVSLEEP 0x00000400 146 147 #define ATA_SACTIVE 16 148 149 #define AHCI_MAX_PORTS 32 150 #define AHCI_MAX_SLOTS 32 151 #define AHCI_MAX_IRQS 16 152 153 /* SATA AHCI v1.0 register defines */ 154 #define AHCI_CAP 0x00 155 #define AHCI_CAP_NPMASK 0x0000001f 156 #define AHCI_CAP_SXS 0x00000020 157 #define AHCI_CAP_EMS 0x00000040 158 #define AHCI_CAP_CCCS 0x00000080 159 #define AHCI_CAP_NCS 0x00001F00 160 #define AHCI_CAP_NCS_SHIFT 8 161 #define AHCI_CAP_PSC 0x00002000 162 #define AHCI_CAP_SSC 0x00004000 163 #define AHCI_CAP_PMD 0x00008000 164 #define AHCI_CAP_FBSS 0x00010000 165 #define AHCI_CAP_SPM 0x00020000 166 #define AHCI_CAP_SAM 0x00080000 167 #define AHCI_CAP_ISS 0x00F00000 168 #define AHCI_CAP_ISS_SHIFT 20 169 #define AHCI_CAP_SCLO 0x01000000 170 #define AHCI_CAP_SAL 0x02000000 171 #define AHCI_CAP_SALP 0x04000000 172 #define AHCI_CAP_SSS 0x08000000 173 #define AHCI_CAP_SMPS 0x10000000 174 #define AHCI_CAP_SSNTF 0x20000000 175 #define AHCI_CAP_SNCQ 0x40000000 176 #define AHCI_CAP_64BIT 0x80000000 177 178 #define AHCI_GHC 0x04 179 #define AHCI_GHC_AE 0x80000000 180 #define AHCI_GHC_MRSM 0x00000004 181 #define AHCI_GHC_IE 0x00000002 182 #define AHCI_GHC_HR 0x00000001 183 184 #define AHCI_IS 0x08 185 #define AHCI_PI 0x0c 186 #define AHCI_VS 0x10 187 188 #define AHCI_CCCC 0x14 189 #define AHCI_CCCC_TV_MASK 0xffff0000 190 #define AHCI_CCCC_TV_SHIFT 16 191 #define AHCI_CCCC_CC_MASK 0x0000ff00 192 #define AHCI_CCCC_CC_SHIFT 8 193 #define AHCI_CCCC_INT_MASK 0x000000f8 194 #define AHCI_CCCC_INT_SHIFT 3 195 #define AHCI_CCCC_EN 0x00000001 196 #define AHCI_CCCP 0x18 197 198 #define AHCI_EM_LOC 0x1C 199 #define AHCI_EM_CTL 0x20 200 #define AHCI_EM_MR 0x00000001 201 #define AHCI_EM_TM 0x00000100 202 #define AHCI_EM_RST 0x00000200 203 #define AHCI_EM_LED 0x00010000 204 #define AHCI_EM_SAFTE 0x00020000 205 #define AHCI_EM_SES2 0x00040000 206 #define AHCI_EM_SGPIO 0x00080000 207 #define AHCI_EM_SMB 0x01000000 208 #define AHCI_EM_XMT 0x02000000 209 #define AHCI_EM_ALHD 0x04000000 210 #define AHCI_EM_PM 0x08000000 211 212 #define AHCI_CAP2 0x24 213 #define AHCI_CAP2_BOH 0x00000001 214 #define AHCI_CAP2_NVMP 0x00000002 215 #define AHCI_CAP2_APST 0x00000004 216 #define AHCI_CAP2_SDS 0x00000008 217 #define AHCI_CAP2_SADM 0x00000010 218 #define AHCI_CAP2_DESO 0x00000020 219 220 #define AHCI_OFFSET 0x100 221 #define AHCI_STEP 0x80 222 223 #define AHCI_P_CLB 0x00 224 #define AHCI_P_CLBU 0x04 225 #define AHCI_P_FB 0x08 226 #define AHCI_P_FBU 0x0c 227 #define AHCI_P_IS 0x10 228 #define AHCI_P_IE 0x14 229 #define AHCI_P_IX_DHR 0x00000001 230 #define AHCI_P_IX_PS 0x00000002 231 #define AHCI_P_IX_DS 0x00000004 232 #define AHCI_P_IX_SDB 0x00000008 233 #define AHCI_P_IX_UF 0x00000010 234 #define AHCI_P_IX_DP 0x00000020 235 #define AHCI_P_IX_PC 0x00000040 236 #define AHCI_P_IX_MP 0x00000080 237 238 #define AHCI_P_IX_PRC 0x00400000 239 #define AHCI_P_IX_IPM 0x00800000 240 #define AHCI_P_IX_OF 0x01000000 241 #define AHCI_P_IX_INF 0x04000000 242 #define AHCI_P_IX_IF 0x08000000 243 #define AHCI_P_IX_HBD 0x10000000 244 #define AHCI_P_IX_HBF 0x20000000 245 #define AHCI_P_IX_TFE 0x40000000 246 #define AHCI_P_IX_CPD 0x80000000 247 248 #define AHCI_P_CMD 0x18 249 #define AHCI_P_CMD_ST 0x00000001 250 #define AHCI_P_CMD_SUD 0x00000002 251 #define AHCI_P_CMD_POD 0x00000004 252 #define AHCI_P_CMD_CLO 0x00000008 253 #define AHCI_P_CMD_FRE 0x00000010 254 #define AHCI_P_CMD_CCS_MASK 0x00001f00 255 #define AHCI_P_CMD_CCS_SHIFT 8 256 #define AHCI_P_CMD_ISS 0x00002000 257 #define AHCI_P_CMD_FR 0x00004000 258 #define AHCI_P_CMD_CR 0x00008000 259 #define AHCI_P_CMD_CPS 0x00010000 260 #define AHCI_P_CMD_PMA 0x00020000 261 #define AHCI_P_CMD_HPCP 0x00040000 262 #define AHCI_P_CMD_MPSP 0x00080000 263 #define AHCI_P_CMD_CPD 0x00100000 264 #define AHCI_P_CMD_ESP 0x00200000 265 #define AHCI_P_CMD_FBSCP 0x00400000 266 #define AHCI_P_CMD_APSTE 0x00800000 267 #define AHCI_P_CMD_ATAPI 0x01000000 268 #define AHCI_P_CMD_DLAE 0x02000000 269 #define AHCI_P_CMD_ALPE 0x04000000 270 #define AHCI_P_CMD_ASP 0x08000000 271 #define AHCI_P_CMD_ICC_MASK 0xf0000000 272 #define AHCI_P_CMD_NOOP 0x00000000 273 #define AHCI_P_CMD_ACTIVE 0x10000000 274 #define AHCI_P_CMD_PARTIAL 0x20000000 275 #define AHCI_P_CMD_SLUMBER 0x60000000 276 #define AHCI_P_CMD_DEVSLEEP 0x80000000 277 278 #define AHCI_P_TFD 0x20 279 #define AHCI_P_SIG 0x24 280 #define AHCI_P_SSTS 0x28 281 #define AHCI_P_SCTL 0x2c 282 #define AHCI_P_SERR 0x30 283 #define AHCI_P_SACT 0x34 284 #define AHCI_P_CI 0x38 285 #define AHCI_P_SNTF 0x3C 286 #define AHCI_P_FBS 0x40 287 #define AHCI_P_FBS_EN 0x00000001 288 #define AHCI_P_FBS_DEC 0x00000002 289 #define AHCI_P_FBS_SDE 0x00000004 290 #define AHCI_P_FBS_DEV 0x00000f00 291 #define AHCI_P_FBS_DEV_SHIFT 8 292 #define AHCI_P_FBS_ADO 0x0000f000 293 #define AHCI_P_FBS_ADO_SHIFT 12 294 #define AHCI_P_FBS_DWE 0x000f0000 295 #define AHCI_P_FBS_DWE_SHIFT 16 296 #define AHCI_P_DEVSLP 0x44 297 #define AHCI_P_DEVSLP_ADSE 0x00000001 298 #define AHCI_P_DEVSLP_DSP 0x00000002 299 #define AHCI_P_DEVSLP_DETO 0x000003fc 300 #define AHCI_P_DEVSLP_DETO_SHIFT 2 301 #define AHCI_P_DEVSLP_MDAT 0x00007c00 302 #define AHCI_P_DEVSLP_MDAT_SHIFT 10 303 #define AHCI_P_DEVSLP_DITO 0x01ff8000 304 #define AHCI_P_DEVSLP_DITO_SHIFT 15 305 #define AHCI_P_DEVSLP_DM 0x0e000000 306 #define AHCI_P_DEVSLP_DM_SHIFT 25 307 308 /* Just to be sure, if building as module. */ 309 #if MAXPHYS < 512 * 1024 310 #undef MAXPHYS 311 #define MAXPHYS 512 * 1024 312 #endif 313 /* Pessimistic prognosis on number of required S/G entries */ 314 #define AHCI_SG_ENTRIES (roundup(btoc(MAXPHYS) + 1, 8)) 315 /* Command list. 32 commands. First, 1Kbyte aligned. */ 316 #define AHCI_CL_OFFSET 0 317 #define AHCI_CL_SIZE 32 318 /* Command tables. Up to 32 commands, Each, 128byte aligned. */ 319 #define AHCI_CT_OFFSET (AHCI_CL_OFFSET + AHCI_CL_SIZE * AHCI_MAX_SLOTS) 320 #define AHCI_CT_SIZE (128 + AHCI_SG_ENTRIES * 16) 321 /* Total main work area. */ 322 #define AHCI_WORK_SIZE (AHCI_CT_OFFSET + AHCI_CT_SIZE * ch->numslots) 323 324 #endif /* _AHCI_H_ */ 325