Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 1 | /* |
Kumar Gala | f54fe87 | 2010-04-20 10:21:25 -0500 | [diff] [blame] | 2 | * Copyright (C) 2008,2010 Freescale Semiconductor, Inc. |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 3 | * Dave Liu <daveliu@freescale.com> |
| 4 | * |
Wolfgang Denk | 1a45966 | 2013-07-08 09:37:19 +0200 | [diff] [blame] | 5 | * SPDX-License-Identifier: GPL-2.0+ |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 6 | */ |
| 7 | |
| 8 | #include <common.h> |
| 9 | #include <command.h> |
| 10 | #include <asm/io.h> |
Dave Liu | e4773de | 2010-04-12 14:23:25 +0800 | [diff] [blame] | 11 | #include <asm/processor.h> |
Kumar Gala | f54fe87 | 2010-04-20 10:21:25 -0500 | [diff] [blame] | 12 | #include <asm/fsl_serdes.h> |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 13 | #include <malloc.h> |
| 14 | #include <libata.h> |
| 15 | #include <fis.h> |
Pavel Herrmann | e46a435 | 2012-09-27 23:18:04 +0000 | [diff] [blame] | 16 | #include <sata.h> |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 17 | #include "fsl_sata.h" |
| 18 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 19 | #ifndef CONFIG_SYS_SATA1_FLAGS |
| 20 | #define CONFIG_SYS_SATA1_FLAGS FLAGS_DMA |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 21 | #endif |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 22 | #ifndef CONFIG_SYS_SATA2_FLAGS |
| 23 | #define CONFIG_SYS_SATA2_FLAGS FLAGS_DMA |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 24 | #endif |
| 25 | |
| 26 | static struct fsl_sata_info fsl_sata_info[] = { |
| 27 | #ifdef CONFIG_SATA1 |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 28 | {CONFIG_SYS_SATA1, CONFIG_SYS_SATA1_FLAGS}, |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 29 | #else |
| 30 | {0, 0}, |
| 31 | #endif |
| 32 | #ifdef CONFIG_SATA2 |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 33 | {CONFIG_SYS_SATA2, CONFIG_SYS_SATA2_FLAGS}, |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 34 | #else |
| 35 | {0, 0}, |
| 36 | #endif |
| 37 | }; |
| 38 | |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 39 | static inline void sdelay(unsigned long sec) |
| 40 | { |
| 41 | unsigned long i; |
| 42 | for (i = 0; i < sec; i++) |
| 43 | mdelay(1000); |
| 44 | } |
| 45 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 46 | static void fsl_sata_dump_sfis(struct sata_fis_d2h *s) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 47 | { |
| 48 | printf("Status FIS dump:\n\r"); |
| 49 | printf("fis_type: %02x\n\r", s->fis_type); |
| 50 | printf("pm_port_i: %02x\n\r", s->pm_port_i); |
| 51 | printf("status: %02x\n\r", s->status); |
| 52 | printf("error: %02x\n\r", s->error); |
| 53 | printf("lba_low: %02x\n\r", s->lba_low); |
| 54 | printf("lba_mid: %02x\n\r", s->lba_mid); |
| 55 | printf("lba_high: %02x\n\r", s->lba_high); |
| 56 | printf("device: %02x\n\r", s->device); |
| 57 | printf("lba_low_exp: %02x\n\r", s->lba_low_exp); |
| 58 | printf("lba_mid_exp: %02x\n\r", s->lba_mid_exp); |
| 59 | printf("lba_high_exp: %02x\n\r", s->lba_high_exp); |
| 60 | printf("res1: %02x\n\r", s->res1); |
| 61 | printf("sector_count: %02x\n\r", s->sector_count); |
| 62 | printf("sector_count_exp: %02x\n\r", s->sector_count_exp); |
| 63 | } |
| 64 | |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 65 | static int ata_wait_register(unsigned __iomem *addr, u32 mask, |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 66 | u32 val, u32 timeout_msec) |
| 67 | { |
| 68 | int i; |
| 69 | u32 temp; |
| 70 | |
| 71 | for (i = 0; (((temp = in_le32(addr)) & mask) != val) |
| 72 | && i < timeout_msec; i++) |
| 73 | mdelay(1); |
| 74 | return (i < timeout_msec) ? 0 : -1; |
| 75 | } |
| 76 | |
| 77 | int init_sata(int dev) |
| 78 | { |
| 79 | u32 length, align; |
| 80 | cmd_hdr_tbl_t *cmd_hdr; |
| 81 | u32 cda; |
| 82 | u32 val32; |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 83 | fsl_sata_reg_t __iomem *reg; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 84 | u32 sig; |
| 85 | int i; |
| 86 | fsl_sata_t *sata; |
| 87 | |
Jean-Christophe PLAGNIOL-VILLARD | 6d0f6bc | 2008-10-16 15:01:15 +0200 | [diff] [blame] | 88 | if (dev < 0 || dev > (CONFIG_SYS_SATA_MAX_DEVICE - 1)) { |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 89 | printf("the sata index %d is out of ranges\n\r", dev); |
| 90 | return -1; |
| 91 | } |
| 92 | |
Kumar Gala | f54fe87 | 2010-04-20 10:21:25 -0500 | [diff] [blame] | 93 | #ifdef CONFIG_MPC85xx |
| 94 | if ((dev == 0) && (!is_serdes_configured(SATA1))) { |
| 95 | printf("SATA%d [dev = %d] is not enabled\n", dev+1, dev); |
| 96 | return -1; |
| 97 | } |
| 98 | if ((dev == 1) && (!is_serdes_configured(SATA2))) { |
| 99 | printf("SATA%d [dev = %d] is not enabled\n", dev+1, dev); |
| 100 | return -1; |
| 101 | } |
| 102 | #endif |
| 103 | |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 104 | /* Allocate SATA device driver struct */ |
| 105 | sata = (fsl_sata_t *)malloc(sizeof(fsl_sata_t)); |
| 106 | if (!sata) { |
| 107 | printf("alloc the sata device struct failed\n\r"); |
| 108 | return -1; |
| 109 | } |
| 110 | /* Zero all of the device driver struct */ |
| 111 | memset((void *)sata, 0, sizeof(fsl_sata_t)); |
| 112 | |
| 113 | /* Save the private struct to block device struct */ |
| 114 | sata_dev_desc[dev].priv = (void *)sata; |
| 115 | |
| 116 | sprintf(sata->name, "SATA%d", dev); |
| 117 | |
| 118 | /* Set the controller register base address to device struct */ |
| 119 | reg = (fsl_sata_reg_t *)(fsl_sata_info[dev].sata_reg_base); |
| 120 | sata->reg_base = reg; |
| 121 | |
| 122 | /* Allocate the command header table, 4 bytes aligned */ |
| 123 | length = sizeof(struct cmd_hdr_tbl); |
| 124 | align = SATA_HC_CMD_HDR_TBL_ALIGN; |
| 125 | sata->cmd_hdr_tbl_offset = (void *)malloc(length + align); |
| 126 | if (!sata) { |
| 127 | printf("alloc the command header failed\n\r"); |
| 128 | return -1; |
| 129 | } |
| 130 | |
| 131 | cmd_hdr = (cmd_hdr_tbl_t *)(((u32)sata->cmd_hdr_tbl_offset + align) |
| 132 | & ~(align - 1)); |
| 133 | sata->cmd_hdr = cmd_hdr; |
| 134 | |
| 135 | /* Zero all of the command header table */ |
| 136 | memset((void *)sata->cmd_hdr_tbl_offset, 0, length + align); |
| 137 | |
| 138 | /* Allocate command descriptor for all command */ |
| 139 | length = sizeof(struct cmd_desc) * SATA_HC_MAX_CMD; |
| 140 | align = SATA_HC_CMD_DESC_ALIGN; |
| 141 | sata->cmd_desc_offset = (void *)malloc(length + align); |
| 142 | if (!sata->cmd_desc_offset) { |
| 143 | printf("alloc the command descriptor failed\n\r"); |
| 144 | return -1; |
| 145 | } |
| 146 | sata->cmd_desc = (cmd_desc_t *)(((u32)sata->cmd_desc_offset + align) |
| 147 | & ~(align - 1)); |
| 148 | /* Zero all of command descriptor */ |
| 149 | memset((void *)sata->cmd_desc_offset, 0, length + align); |
| 150 | |
| 151 | /* Link the command descriptor to command header */ |
| 152 | for (i = 0; i < SATA_HC_MAX_CMD; i++) { |
| 153 | cda = ((u32)sata->cmd_desc + SATA_HC_CMD_DESC_SIZE * i) |
| 154 | & ~(CMD_HDR_CDA_ALIGN - 1); |
| 155 | cmd_hdr->cmd_slot[i].cda = cpu_to_le32(cda); |
| 156 | } |
| 157 | |
| 158 | /* To have safe state, force the controller offline */ |
| 159 | val32 = in_le32(®->hcontrol); |
| 160 | val32 &= ~HCONTROL_ONOFF; |
| 161 | val32 |= HCONTROL_FORCE_OFFLINE; |
| 162 | out_le32(®->hcontrol, val32); |
| 163 | |
| 164 | /* Wait the controller offline */ |
| 165 | ata_wait_register(®->hstatus, HSTATUS_ONOFF, 0, 1000); |
| 166 | |
| 167 | /* Set the command header base address to CHBA register to tell DMA */ |
| 168 | out_le32(®->chba, (u32)cmd_hdr & ~0x3); |
| 169 | |
| 170 | /* Snoop for the command header */ |
| 171 | val32 = in_le32(®->hcontrol); |
| 172 | val32 |= HCONTROL_HDR_SNOOP; |
| 173 | out_le32(®->hcontrol, val32); |
| 174 | |
| 175 | /* Disable all of interrupts */ |
| 176 | val32 = in_le32(®->hcontrol); |
| 177 | val32 &= ~HCONTROL_INT_EN_ALL; |
| 178 | out_le32(®->hcontrol, val32); |
| 179 | |
| 180 | /* Clear all of interrupts */ |
| 181 | val32 = in_le32(®->hstatus); |
| 182 | out_le32(®->hstatus, val32); |
| 183 | |
| 184 | /* Set the ICC, no interrupt coalescing */ |
| 185 | out_le32(®->icc, 0x01000000); |
| 186 | |
| 187 | /* No PM attatched, the SATA device direct connect */ |
| 188 | out_le32(®->cqpmp, 0); |
| 189 | |
| 190 | /* Clear SError register */ |
| 191 | val32 = in_le32(®->serror); |
| 192 | out_le32(®->serror, val32); |
| 193 | |
| 194 | /* Clear CER register */ |
| 195 | val32 = in_le32(®->cer); |
| 196 | out_le32(®->cer, val32); |
| 197 | |
| 198 | /* Clear DER register */ |
| 199 | val32 = in_le32(®->der); |
| 200 | out_le32(®->der, val32); |
| 201 | |
| 202 | /* No device detection or initialization action requested */ |
| 203 | out_le32(®->scontrol, 0x00000300); |
| 204 | |
| 205 | /* Configure the transport layer, default value */ |
| 206 | out_le32(®->transcfg, 0x08000016); |
| 207 | |
| 208 | /* Configure the link layer, default value */ |
| 209 | out_le32(®->linkcfg, 0x0000ff34); |
| 210 | |
| 211 | /* Bring the controller online */ |
| 212 | val32 = in_le32(®->hcontrol); |
| 213 | val32 |= HCONTROL_ONOFF; |
| 214 | out_le32(®->hcontrol, val32); |
| 215 | |
| 216 | mdelay(100); |
| 217 | |
| 218 | /* print sata device name */ |
| 219 | if (!dev) |
| 220 | printf("%s ", sata->name); |
| 221 | else |
| 222 | printf(" %s ", sata->name); |
| 223 | |
Dave Liu | 9810263 | 2008-06-03 17:38:19 +0800 | [diff] [blame] | 224 | /* Wait PHY RDY signal changed for 500ms */ |
| 225 | ata_wait_register(®->hstatus, HSTATUS_PHY_RDY, |
| 226 | HSTATUS_PHY_RDY, 500); |
| 227 | |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 228 | /* Check PHYRDY */ |
| 229 | val32 = in_le32(®->hstatus); |
| 230 | if (val32 & HSTATUS_PHY_RDY) { |
| 231 | sata->link = 1; |
| 232 | } else { |
| 233 | sata->link = 0; |
| 234 | printf("(No RDY)\n\r"); |
| 235 | return -1; |
| 236 | } |
| 237 | |
Dave Liu | 9810263 | 2008-06-03 17:38:19 +0800 | [diff] [blame] | 238 | /* Wait for signature updated, which is 1st D2H */ |
| 239 | ata_wait_register(®->hstatus, HSTATUS_SIGNATURE, |
| 240 | HSTATUS_SIGNATURE, 10000); |
| 241 | |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 242 | if (val32 & HSTATUS_SIGNATURE) { |
| 243 | sig = in_le32(®->sig); |
| 244 | debug("Signature updated, the sig =%08x\n\r", sig); |
| 245 | sata->ata_device_type = ata_dev_classify(sig); |
| 246 | } |
| 247 | |
| 248 | /* Check the speed */ |
| 249 | val32 = in_le32(®->sstatus); |
| 250 | if ((val32 & SSTATUS_SPD_MASK) == SSTATUS_SPD_GEN1) |
| 251 | printf("(1.5 Gbps)\n\r"); |
| 252 | else if ((val32 & SSTATUS_SPD_MASK) == SSTATUS_SPD_GEN2) |
| 253 | printf("(3 Gbps)\n\r"); |
| 254 | |
| 255 | return 0; |
| 256 | } |
| 257 | |
Nikita Kiryanov | 10ee8ec | 2014-11-21 12:47:23 +0200 | [diff] [blame^] | 258 | int reset_sata(int dev) |
| 259 | { |
| 260 | return 0; |
| 261 | } |
| 262 | |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 263 | static void fsl_sata_dump_regs(fsl_sata_reg_t __iomem *reg) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 264 | { |
| 265 | printf("\n\rSATA: %08x\n\r", (u32)reg); |
| 266 | printf("CQR: %08x\n\r", in_le32(®->cqr)); |
| 267 | printf("CAR: %08x\n\r", in_le32(®->car)); |
| 268 | printf("CCR: %08x\n\r", in_le32(®->ccr)); |
| 269 | printf("CER: %08x\n\r", in_le32(®->cer)); |
| 270 | printf("CQR: %08x\n\r", in_le32(®->cqr)); |
| 271 | printf("DER: %08x\n\r", in_le32(®->der)); |
| 272 | printf("CHBA: %08x\n\r", in_le32(®->chba)); |
| 273 | printf("HStatus: %08x\n\r", in_le32(®->hstatus)); |
| 274 | printf("HControl: %08x\n\r", in_le32(®->hcontrol)); |
| 275 | printf("CQPMP: %08x\n\r", in_le32(®->cqpmp)); |
| 276 | printf("SIG: %08x\n\r", in_le32(®->sig)); |
| 277 | printf("ICC: %08x\n\r", in_le32(®->icc)); |
| 278 | printf("SStatus: %08x\n\r", in_le32(®->sstatus)); |
| 279 | printf("SError: %08x\n\r", in_le32(®->serror)); |
| 280 | printf("SControl: %08x\n\r", in_le32(®->scontrol)); |
| 281 | printf("SNotification: %08x\n\r", in_le32(®->snotification)); |
| 282 | printf("TransCfg: %08x\n\r", in_le32(®->transcfg)); |
| 283 | printf("TransStatus: %08x\n\r", in_le32(®->transstatus)); |
| 284 | printf("LinkCfg: %08x\n\r", in_le32(®->linkcfg)); |
| 285 | printf("LinkCfg1: %08x\n\r", in_le32(®->linkcfg1)); |
| 286 | printf("LinkCfg2: %08x\n\r", in_le32(®->linkcfg2)); |
| 287 | printf("LinkStatus: %08x\n\r", in_le32(®->linkstatus)); |
| 288 | printf("LinkStatus1: %08x\n\r", in_le32(®->linkstatus1)); |
| 289 | printf("PhyCtrlCfg: %08x\n\r", in_le32(®->phyctrlcfg)); |
| 290 | printf("SYSPR: %08x\n\r", in_be32(®->syspr)); |
| 291 | } |
| 292 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 293 | static int fsl_ata_exec_ata_cmd(struct fsl_sata *sata, struct sata_fis_h2d *cfis, |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 294 | int is_ncq, int tag, u8 *buffer, u32 len) |
| 295 | { |
| 296 | cmd_hdr_entry_t *cmd_hdr; |
| 297 | cmd_desc_t *cmd_desc; |
| 298 | sata_fis_h2d_t *h2d; |
| 299 | prd_entry_t *prde; |
| 300 | u32 ext_c_ddc; |
| 301 | u32 prde_count; |
| 302 | u32 val32; |
| 303 | u32 ttl; |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 304 | fsl_sata_reg_t __iomem *reg = sata->reg_base; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 305 | int i; |
| 306 | |
| 307 | /* Check xfer length */ |
| 308 | if (len > SATA_HC_MAX_XFER_LEN) { |
| 309 | printf("max transfer length is 64MB\n\r"); |
| 310 | return 0; |
| 311 | } |
| 312 | |
| 313 | /* Setup the command descriptor */ |
| 314 | cmd_desc = sata->cmd_desc + tag; |
| 315 | |
| 316 | /* Get the pointer cfis of command descriptor */ |
| 317 | h2d = (sata_fis_h2d_t *)cmd_desc->cfis; |
| 318 | |
| 319 | /* Zero the cfis of command descriptor */ |
| 320 | memset((void *)h2d, 0, SATA_HC_CMD_DESC_CFIS_SIZE); |
| 321 | |
| 322 | /* Copy the cfis from user to command descriptor */ |
| 323 | h2d->fis_type = cfis->fis_type; |
| 324 | h2d->pm_port_c = cfis->pm_port_c; |
| 325 | h2d->command = cfis->command; |
| 326 | |
| 327 | h2d->features = cfis->features; |
| 328 | h2d->features_exp = cfis->features_exp; |
| 329 | |
| 330 | h2d->lba_low = cfis->lba_low; |
| 331 | h2d->lba_mid = cfis->lba_mid; |
| 332 | h2d->lba_high = cfis->lba_high; |
| 333 | h2d->lba_low_exp = cfis->lba_low_exp; |
| 334 | h2d->lba_mid_exp = cfis->lba_mid_exp; |
| 335 | h2d->lba_high_exp = cfis->lba_high_exp; |
| 336 | |
| 337 | if (!is_ncq) { |
| 338 | h2d->sector_count = cfis->sector_count; |
| 339 | h2d->sector_count_exp = cfis->sector_count_exp; |
| 340 | } else { /* NCQ */ |
| 341 | h2d->sector_count = (u8)(tag << 3); |
| 342 | } |
| 343 | |
| 344 | h2d->device = cfis->device; |
| 345 | h2d->control = cfis->control; |
| 346 | |
| 347 | /* Setup the PRD table */ |
| 348 | prde = (prd_entry_t *)cmd_desc->prdt; |
| 349 | memset((void *)prde, 0, sizeof(struct prdt)); |
| 350 | |
| 351 | prde_count = 0; |
| 352 | ttl = len; |
| 353 | for (i = 0; i < SATA_HC_MAX_PRD_DIRECT; i++) { |
| 354 | if (!len) |
| 355 | break; |
| 356 | prde->dba = cpu_to_le32((u32)buffer & ~0x3); |
| 357 | debug("dba = %08x\n\r", (u32)buffer); |
| 358 | |
| 359 | if (len < PRD_ENTRY_MAX_XFER_SZ) { |
| 360 | ext_c_ddc = PRD_ENTRY_DATA_SNOOP | len; |
| 361 | debug("ext_c_ddc1 = %08x, len = %08x\n\r", ext_c_ddc, len); |
| 362 | prde->ext_c_ddc = cpu_to_le32(ext_c_ddc); |
| 363 | prde_count++; |
| 364 | prde++; |
| 365 | break; |
| 366 | } else { |
| 367 | ext_c_ddc = PRD_ENTRY_DATA_SNOOP; /* 4M bytes */ |
| 368 | debug("ext_c_ddc2 = %08x, len = %08x\n\r", ext_c_ddc, len); |
| 369 | prde->ext_c_ddc = cpu_to_le32(ext_c_ddc); |
| 370 | buffer += PRD_ENTRY_MAX_XFER_SZ; |
| 371 | len -= PRD_ENTRY_MAX_XFER_SZ; |
| 372 | prde_count++; |
| 373 | prde++; |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | /* Setup the command slot of cmd hdr */ |
| 378 | cmd_hdr = (cmd_hdr_entry_t *)&sata->cmd_hdr->cmd_slot[tag]; |
| 379 | |
| 380 | cmd_hdr->cda = cpu_to_le32((u32)cmd_desc & ~0x3); |
| 381 | |
| 382 | val32 = prde_count << CMD_HDR_PRD_ENTRY_SHIFT; |
| 383 | val32 |= sizeof(sata_fis_h2d_t); |
| 384 | cmd_hdr->prde_fis_len = cpu_to_le32(val32); |
| 385 | |
| 386 | cmd_hdr->ttl = cpu_to_le32(ttl); |
| 387 | |
| 388 | if (!is_ncq) { |
| 389 | val32 = CMD_HDR_ATTR_RES | CMD_HDR_ATTR_SNOOP; |
| 390 | } else { |
| 391 | val32 = CMD_HDR_ATTR_RES | CMD_HDR_ATTR_SNOOP | CMD_HDR_ATTR_FPDMA; |
| 392 | } |
| 393 | |
| 394 | tag &= CMD_HDR_ATTR_TAG; |
| 395 | val32 |= tag; |
| 396 | |
| 397 | debug("attribute = %08x\n\r", val32); |
| 398 | cmd_hdr->attribute = cpu_to_le32(val32); |
| 399 | |
| 400 | /* Make sure cmd desc and cmd slot valid before commmand issue */ |
| 401 | sync(); |
| 402 | |
| 403 | /* PMP*/ |
| 404 | val32 = (u32)(h2d->pm_port_c & 0x0f); |
| 405 | out_le32(®->cqpmp, val32); |
| 406 | |
| 407 | /* Wait no active */ |
| 408 | if (ata_wait_register(®->car, (1 << tag), 0, 10000)) |
| 409 | printf("Wait no active time out\n\r"); |
| 410 | |
| 411 | /* Issue command */ |
| 412 | if (!(in_le32(®->cqr) & (1 << tag))) { |
| 413 | val32 = 1 << tag; |
| 414 | out_le32(®->cqr, val32); |
| 415 | } |
| 416 | |
| 417 | /* Wait command completed for 10s */ |
| 418 | if (ata_wait_register(®->ccr, (1 << tag), (1 << tag), 10000)) { |
| 419 | if (!is_ncq) |
| 420 | printf("Non-NCQ command time out\n\r"); |
| 421 | else |
| 422 | printf("NCQ command time out\n\r"); |
| 423 | } |
| 424 | |
| 425 | val32 = in_le32(®->cer); |
| 426 | |
| 427 | if (val32) { |
| 428 | u32 der; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 429 | fsl_sata_dump_sfis((struct sata_fis_d2h *)cmd_desc->sfis); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 430 | printf("CE at device\n\r"); |
| 431 | fsl_sata_dump_regs(reg); |
| 432 | der = in_le32(®->der); |
| 433 | out_le32(®->cer, val32); |
| 434 | out_le32(®->der, der); |
| 435 | } |
| 436 | |
| 437 | /* Clear complete flags */ |
| 438 | val32 = in_le32(®->ccr); |
| 439 | out_le32(®->ccr, val32); |
| 440 | |
| 441 | return len; |
| 442 | } |
| 443 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 444 | static int fsl_ata_exec_reset_cmd(struct fsl_sata *sata, struct sata_fis_h2d *cfis, |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 445 | int tag, u8 *buffer, u32 len) |
| 446 | { |
| 447 | return 0; |
| 448 | } |
| 449 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 450 | static int fsl_sata_exec_cmd(struct fsl_sata *sata, struct sata_fis_h2d *cfis, |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 451 | enum cmd_type command_type, int tag, u8 *buffer, u32 len) |
| 452 | { |
| 453 | int rc; |
| 454 | |
| 455 | if (tag > SATA_HC_MAX_CMD || tag < 0) { |
Kim Phillips | 4109df6 | 2008-07-10 14:00:15 -0500 | [diff] [blame] | 456 | printf("tag is out of range, tag=%d\n\r", tag); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 457 | return -1; |
| 458 | } |
| 459 | |
| 460 | switch (command_type) { |
| 461 | case CMD_ATA: |
| 462 | rc = fsl_ata_exec_ata_cmd(sata, cfis, 0, tag, buffer, len); |
| 463 | return rc; |
| 464 | case CMD_RESET: |
| 465 | rc = fsl_ata_exec_reset_cmd(sata, cfis, tag, buffer, len); |
| 466 | return rc; |
| 467 | case CMD_NCQ: |
| 468 | rc = fsl_ata_exec_ata_cmd(sata, cfis, 1, tag, buffer, len); |
| 469 | return rc; |
| 470 | case CMD_ATAPI: |
| 471 | case CMD_VENDOR_BIST: |
| 472 | case CMD_BIST: |
| 473 | printf("not support now\n\r"); |
| 474 | return -1; |
| 475 | default: |
| 476 | break; |
| 477 | } |
| 478 | |
| 479 | return -1; |
| 480 | } |
| 481 | |
| 482 | static void fsl_sata_identify(int dev, u16 *id) |
| 483 | { |
| 484 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 485 | struct sata_fis_h2d h2d, *cfis = &h2d; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 486 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 487 | memset(cfis, 0, sizeof(struct sata_fis_h2d)); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 488 | |
| 489 | cfis->fis_type = SATA_FIS_TYPE_REGISTER_H2D; |
| 490 | cfis->pm_port_c = 0x80; /* is command */ |
| 491 | cfis->command = ATA_CMD_ID_ATA; |
| 492 | |
| 493 | fsl_sata_exec_cmd(sata, cfis, CMD_ATA, 0, (u8 *)id, ATA_ID_WORDS * 2); |
| 494 | ata_swap_buf_le16(id, ATA_ID_WORDS); |
| 495 | } |
| 496 | |
| 497 | static void fsl_sata_xfer_mode(int dev, u16 *id) |
| 498 | { |
| 499 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
| 500 | |
| 501 | sata->pio = id[ATA_ID_PIO_MODES]; |
| 502 | sata->mwdma = id[ATA_ID_MWDMA_MODES]; |
| 503 | sata->udma = id[ATA_ID_UDMA_MODES]; |
| 504 | debug("pio %04x, mwdma %04x, udma %04x\n\r", sata->pio, sata->mwdma, sata->udma); |
| 505 | } |
| 506 | |
| 507 | static void fsl_sata_set_features(int dev) |
| 508 | { |
| 509 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 510 | struct sata_fis_h2d h2d, *cfis = &h2d; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 511 | u8 udma_cap; |
| 512 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 513 | memset(cfis, 0, sizeof(struct sata_fis_h2d)); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 514 | |
| 515 | cfis->fis_type = SATA_FIS_TYPE_REGISTER_H2D; |
| 516 | cfis->pm_port_c = 0x80; /* is command */ |
| 517 | cfis->command = ATA_CMD_SET_FEATURES; |
| 518 | cfis->features = SETFEATURES_XFER; |
| 519 | |
| 520 | /* First check the device capablity */ |
| 521 | udma_cap = (u8)(sata->udma & 0xff); |
| 522 | debug("udma_cap %02x\n\r", udma_cap); |
| 523 | |
| 524 | if (udma_cap == ATA_UDMA6) |
| 525 | cfis->sector_count = XFER_UDMA_6; |
| 526 | if (udma_cap == ATA_UDMA5) |
| 527 | cfis->sector_count = XFER_UDMA_5; |
| 528 | if (udma_cap == ATA_UDMA4) |
| 529 | cfis->sector_count = XFER_UDMA_4; |
| 530 | if (udma_cap == ATA_UDMA3) |
| 531 | cfis->sector_count = XFER_UDMA_3; |
| 532 | |
| 533 | fsl_sata_exec_cmd(sata, cfis, CMD_ATA, 0, NULL, 0); |
| 534 | } |
| 535 | |
| 536 | static u32 fsl_sata_rw_cmd(int dev, u32 start, u32 blkcnt, u8 *buffer, int is_write) |
| 537 | { |
| 538 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 539 | struct sata_fis_h2d h2d, *cfis = &h2d; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 540 | u32 block; |
| 541 | |
| 542 | block = start; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 543 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 544 | memset(cfis, 0, sizeof(struct sata_fis_h2d)); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 545 | |
| 546 | cfis->fis_type = SATA_FIS_TYPE_REGISTER_H2D; |
| 547 | cfis->pm_port_c = 0x80; /* is command */ |
Dave Liu | 24b4484 | 2008-04-01 15:22:11 +0800 | [diff] [blame] | 548 | cfis->command = (is_write) ? ATA_CMD_WRITE : ATA_CMD_READ; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 549 | cfis->device = ATA_LBA; |
| 550 | |
| 551 | cfis->device |= (block >> 24) & 0xf; |
| 552 | cfis->lba_high = (block >> 16) & 0xff; |
| 553 | cfis->lba_mid = (block >> 8) & 0xff; |
| 554 | cfis->lba_low = block & 0xff; |
| 555 | cfis->sector_count = (u8)(blkcnt & 0xff); |
| 556 | |
| 557 | fsl_sata_exec_cmd(sata, cfis, CMD_ATA, 0, buffer, ATA_SECT_SIZE * blkcnt); |
| 558 | return blkcnt; |
| 559 | } |
| 560 | |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 561 | static void fsl_sata_flush_cache(int dev) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 562 | { |
| 563 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 564 | struct sata_fis_h2d h2d, *cfis = &h2d; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 565 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 566 | memset(cfis, 0, sizeof(struct sata_fis_h2d)); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 567 | |
| 568 | cfis->fis_type = SATA_FIS_TYPE_REGISTER_H2D; |
| 569 | cfis->pm_port_c = 0x80; /* is command */ |
Dave Liu | 24b4484 | 2008-04-01 15:22:11 +0800 | [diff] [blame] | 570 | cfis->command = ATA_CMD_FLUSH; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 571 | |
| 572 | fsl_sata_exec_cmd(sata, cfis, CMD_ATA, 0, NULL, 0); |
| 573 | } |
| 574 | |
| 575 | static u32 fsl_sata_rw_cmd_ext(int dev, u32 start, u32 blkcnt, u8 *buffer, int is_write) |
| 576 | { |
| 577 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 578 | struct sata_fis_h2d h2d, *cfis = &h2d; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 579 | u64 block; |
| 580 | |
| 581 | block = (u64)start; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 582 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 583 | memset(cfis, 0, sizeof(struct sata_fis_h2d)); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 584 | |
| 585 | cfis->fis_type = SATA_FIS_TYPE_REGISTER_H2D; |
| 586 | cfis->pm_port_c = 0x80; /* is command */ |
| 587 | |
Dave Liu | 24b4484 | 2008-04-01 15:22:11 +0800 | [diff] [blame] | 588 | cfis->command = (is_write) ? ATA_CMD_WRITE_EXT |
| 589 | : ATA_CMD_READ_EXT; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 590 | |
| 591 | cfis->lba_high_exp = (block >> 40) & 0xff; |
| 592 | cfis->lba_mid_exp = (block >> 32) & 0xff; |
| 593 | cfis->lba_low_exp = (block >> 24) & 0xff; |
| 594 | cfis->lba_high = (block >> 16) & 0xff; |
| 595 | cfis->lba_mid = (block >> 8) & 0xff; |
| 596 | cfis->lba_low = block & 0xff; |
| 597 | cfis->device = ATA_LBA; |
| 598 | cfis->sector_count_exp = (blkcnt >> 8) & 0xff; |
| 599 | cfis->sector_count = blkcnt & 0xff; |
| 600 | |
| 601 | fsl_sata_exec_cmd(sata, cfis, CMD_ATA, 0, buffer, ATA_SECT_SIZE * blkcnt); |
| 602 | return blkcnt; |
| 603 | } |
| 604 | |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 605 | static u32 fsl_sata_rw_ncq_cmd(int dev, u32 start, u32 blkcnt, u8 *buffer, |
| 606 | int is_write) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 607 | { |
| 608 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 609 | struct sata_fis_h2d h2d, *cfis = &h2d; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 610 | int ncq_channel; |
| 611 | u64 block; |
| 612 | |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 613 | if (sata->lba48 != 1) { |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 614 | printf("execute FPDMA command on non-LBA48 hard disk\n\r"); |
| 615 | return -1; |
| 616 | } |
| 617 | |
| 618 | block = (u64)start; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 619 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 620 | memset(cfis, 0, sizeof(struct sata_fis_h2d)); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 621 | |
| 622 | cfis->fis_type = SATA_FIS_TYPE_REGISTER_H2D; |
| 623 | cfis->pm_port_c = 0x80; /* is command */ |
| 624 | |
Dave Liu | 24b4484 | 2008-04-01 15:22:11 +0800 | [diff] [blame] | 625 | cfis->command = (is_write) ? ATA_CMD_FPDMA_WRITE |
| 626 | : ATA_CMD_FPDMA_READ; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 627 | |
| 628 | cfis->lba_high_exp = (block >> 40) & 0xff; |
| 629 | cfis->lba_mid_exp = (block >> 32) & 0xff; |
| 630 | cfis->lba_low_exp = (block >> 24) & 0xff; |
| 631 | cfis->lba_high = (block >> 16) & 0xff; |
| 632 | cfis->lba_mid = (block >> 8) & 0xff; |
| 633 | cfis->lba_low = block & 0xff; |
| 634 | |
| 635 | cfis->device = ATA_LBA; |
| 636 | cfis->features_exp = (blkcnt >> 8) & 0xff; |
| 637 | cfis->features = blkcnt & 0xff; |
| 638 | |
| 639 | if (sata->queue_depth >= SATA_HC_MAX_CMD) |
| 640 | ncq_channel = SATA_HC_MAX_CMD - 1; |
| 641 | else |
| 642 | ncq_channel = sata->queue_depth - 1; |
| 643 | |
| 644 | /* Use the latest queue */ |
| 645 | fsl_sata_exec_cmd(sata, cfis, CMD_NCQ, ncq_channel, buffer, ATA_SECT_SIZE * blkcnt); |
| 646 | return blkcnt; |
| 647 | } |
| 648 | |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 649 | static void fsl_sata_flush_cache_ext(int dev) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 650 | { |
| 651 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 652 | struct sata_fis_h2d h2d, *cfis = &h2d; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 653 | |
galak | f14d810 | 2009-07-07 15:53:21 -0500 | [diff] [blame] | 654 | memset(cfis, 0, sizeof(struct sata_fis_h2d)); |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 655 | |
| 656 | cfis->fis_type = SATA_FIS_TYPE_REGISTER_H2D; |
| 657 | cfis->pm_port_c = 0x80; /* is command */ |
Dave Liu | 24b4484 | 2008-04-01 15:22:11 +0800 | [diff] [blame] | 658 | cfis->command = ATA_CMD_FLUSH_EXT; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 659 | |
| 660 | fsl_sata_exec_cmd(sata, cfis, CMD_ATA, 0, NULL, 0); |
| 661 | } |
| 662 | |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 663 | static void fsl_sata_init_wcache(int dev, u16 *id) |
| 664 | { |
| 665 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
| 666 | |
| 667 | if (ata_id_has_wcache(id) && ata_id_wcache_enabled(id)) |
| 668 | sata->wcache = 1; |
| 669 | if (ata_id_has_flush(id)) |
| 670 | sata->flush = 1; |
| 671 | if (ata_id_has_flush_ext(id)) |
| 672 | sata->flush_ext = 1; |
| 673 | } |
| 674 | |
| 675 | static int fsl_sata_get_wcache(int dev) |
| 676 | { |
| 677 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
| 678 | return sata->wcache; |
| 679 | } |
| 680 | |
| 681 | static int fsl_sata_get_flush(int dev) |
| 682 | { |
| 683 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
| 684 | return sata->flush; |
| 685 | } |
| 686 | |
| 687 | static int fsl_sata_get_flush_ext(int dev) |
| 688 | { |
| 689 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
| 690 | return sata->flush_ext; |
| 691 | } |
| 692 | |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 693 | static u32 ata_low_level_rw_lba48(int dev, u32 blknr, lbaint_t blkcnt, |
Tom Rini | 40c030f | 2012-09-29 07:55:11 -0700 | [diff] [blame] | 694 | const void *buffer, int is_write) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 695 | { |
| 696 | u32 start, blks; |
| 697 | u8 *addr; |
| 698 | int max_blks; |
| 699 | |
| 700 | start = blknr; |
| 701 | blks = blkcnt; |
| 702 | addr = (u8 *)buffer; |
| 703 | |
| 704 | max_blks = ATA_MAX_SECTORS_LBA48; |
| 705 | do { |
| 706 | if (blks > max_blks) { |
| 707 | if (fsl_sata_info[dev].flags != FLAGS_FPDMA) |
| 708 | fsl_sata_rw_cmd_ext(dev, start, max_blks, addr, is_write); |
| 709 | else |
| 710 | fsl_sata_rw_ncq_cmd(dev, start, max_blks, addr, is_write); |
| 711 | start += max_blks; |
| 712 | blks -= max_blks; |
| 713 | addr += ATA_SECT_SIZE * max_blks; |
| 714 | } else { |
| 715 | if (fsl_sata_info[dev].flags != FLAGS_FPDMA) |
| 716 | fsl_sata_rw_cmd_ext(dev, start, blks, addr, is_write); |
| 717 | else |
| 718 | fsl_sata_rw_ncq_cmd(dev, start, blks, addr, is_write); |
| 719 | start += blks; |
| 720 | blks = 0; |
| 721 | addr += ATA_SECT_SIZE * blks; |
| 722 | } |
| 723 | } while (blks != 0); |
| 724 | |
| 725 | return blkcnt; |
| 726 | } |
| 727 | |
Kim Phillips | 00caa7f | 2012-10-29 13:34:40 +0000 | [diff] [blame] | 728 | static u32 ata_low_level_rw_lba28(int dev, u32 blknr, u32 blkcnt, |
| 729 | const void *buffer, int is_write) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 730 | { |
| 731 | u32 start, blks; |
| 732 | u8 *addr; |
| 733 | int max_blks; |
| 734 | |
| 735 | start = blknr; |
| 736 | blks = blkcnt; |
| 737 | addr = (u8 *)buffer; |
| 738 | |
| 739 | max_blks = ATA_MAX_SECTORS; |
| 740 | do { |
| 741 | if (blks > max_blks) { |
| 742 | fsl_sata_rw_cmd(dev, start, max_blks, addr, is_write); |
| 743 | start += max_blks; |
| 744 | blks -= max_blks; |
| 745 | addr += ATA_SECT_SIZE * max_blks; |
| 746 | } else { |
| 747 | fsl_sata_rw_cmd(dev, start, blks, addr, is_write); |
| 748 | start += blks; |
| 749 | blks = 0; |
| 750 | addr += ATA_SECT_SIZE * blks; |
| 751 | } |
| 752 | } while (blks != 0); |
| 753 | |
| 754 | return blkcnt; |
| 755 | } |
| 756 | |
| 757 | /* |
| 758 | * SATA interface between low level driver and command layer |
| 759 | */ |
Tom Rini | 40c030f | 2012-09-29 07:55:11 -0700 | [diff] [blame] | 760 | ulong sata_read(int dev, ulong blknr, lbaint_t blkcnt, void *buffer) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 761 | { |
| 762 | u32 rc; |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 763 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 764 | |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 765 | if (sata->lba48) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 766 | rc = ata_low_level_rw_lba48(dev, blknr, blkcnt, buffer, READ_CMD); |
| 767 | else |
| 768 | rc = ata_low_level_rw_lba28(dev, blknr, blkcnt, buffer, READ_CMD); |
| 769 | return rc; |
| 770 | } |
| 771 | |
Tom Rini | 40c030f | 2012-09-29 07:55:11 -0700 | [diff] [blame] | 772 | ulong sata_write(int dev, ulong blknr, lbaint_t blkcnt, const void *buffer) |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 773 | { |
| 774 | u32 rc; |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 775 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 776 | |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 777 | if (sata->lba48) { |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 778 | rc = ata_low_level_rw_lba48(dev, blknr, blkcnt, buffer, WRITE_CMD); |
| 779 | if (fsl_sata_get_wcache(dev) && fsl_sata_get_flush_ext(dev)) |
| 780 | fsl_sata_flush_cache_ext(dev); |
| 781 | } else { |
| 782 | rc = ata_low_level_rw_lba28(dev, blknr, blkcnt, buffer, WRITE_CMD); |
| 783 | if (fsl_sata_get_wcache(dev) && fsl_sata_get_flush(dev)) |
| 784 | fsl_sata_flush_cache(dev); |
| 785 | } |
| 786 | return rc; |
| 787 | } |
| 788 | |
| 789 | int scan_sata(int dev) |
| 790 | { |
| 791 | fsl_sata_t *sata = (fsl_sata_t *)sata_dev_desc[dev].priv; |
| 792 | unsigned char serial[ATA_ID_SERNO_LEN + 1]; |
| 793 | unsigned char firmware[ATA_ID_FW_REV_LEN + 1]; |
| 794 | unsigned char product[ATA_ID_PROD_LEN + 1]; |
| 795 | u16 *id; |
| 796 | u64 n_sectors; |
| 797 | |
| 798 | /* if no detected link */ |
| 799 | if (!sata->link) |
| 800 | return -1; |
| 801 | |
| 802 | id = (u16 *)malloc(ATA_ID_WORDS * 2); |
| 803 | if (!id) { |
| 804 | printf("id malloc failed\n\r"); |
| 805 | return -1; |
| 806 | } |
| 807 | |
| 808 | /* Identify device to get information */ |
| 809 | fsl_sata_identify(dev, id); |
| 810 | |
| 811 | /* Serial number */ |
| 812 | ata_id_c_string(id, serial, ATA_ID_SERNO, sizeof(serial)); |
| 813 | memcpy(sata_dev_desc[dev].product, serial, sizeof(serial)); |
| 814 | |
| 815 | /* Firmware version */ |
| 816 | ata_id_c_string(id, firmware, ATA_ID_FW_REV, sizeof(firmware)); |
| 817 | memcpy(sata_dev_desc[dev].revision, firmware, sizeof(firmware)); |
| 818 | |
| 819 | /* Product model */ |
| 820 | ata_id_c_string(id, product, ATA_ID_PROD, sizeof(product)); |
| 821 | memcpy(sata_dev_desc[dev].vendor, product, sizeof(product)); |
| 822 | |
| 823 | /* Totoal sectors */ |
| 824 | n_sectors = ata_id_n_sectors(id); |
| 825 | sata_dev_desc[dev].lba = (u32)n_sectors; |
| 826 | |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 827 | #ifdef CONFIG_LBA48 |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 828 | /* Check if support LBA48 */ |
| 829 | if (ata_id_has_lba48(id)) { |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 830 | sata->lba48 = 1; |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 831 | debug("Device support LBA48\n\r"); |
Tang Yuantian | 007a28d | 2011-10-03 12:18:41 -0700 | [diff] [blame] | 832 | } else |
| 833 | debug("Device supports LBA28\n\r"); |
| 834 | #endif |
Dave Liu | fd0b1fe | 2008-03-26 22:55:32 +0800 | [diff] [blame] | 835 | |
| 836 | /* Get the NCQ queue depth from device */ |
| 837 | sata->queue_depth = ata_id_queue_depth(id); |
| 838 | |
| 839 | /* Get the xfer mode from device */ |
| 840 | fsl_sata_xfer_mode(dev, id); |
| 841 | |
| 842 | /* Get the write cache status from device */ |
| 843 | fsl_sata_init_wcache(dev, id); |
| 844 | |
| 845 | /* Set the xfer mode to highest speed */ |
| 846 | fsl_sata_set_features(dev); |
| 847 | #ifdef DEBUG |
| 848 | fsl_sata_identify(dev, id); |
| 849 | ata_dump_id(id); |
| 850 | #endif |
| 851 | free((void *)id); |
| 852 | return 0; |
| 853 | } |