- add the SATA framework - add the SATA command line Signed-off-by: Dave Liu <daveliu@freescale.com>master
Dave Liu
17 years ago
committed by
Wolfgang Denk
parent
83c7f470a4
commit
c7057b529c
@ -0,0 +1,193 @@ |
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/*
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* Copyright (C) 2000-2005, DENX Software Engineering |
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* Wolfgang Denk <wd@denx.de> |
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* Copyright (C) Procsys. All rights reserved. |
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* Mushtaq Khan <mushtaq_k@procsys.com> |
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* <mushtaqk_921@yahoo.co.in> |
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* Copyright (C) 2008 Freescale Semiconductor, Inc. |
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* Dave Liu <daveliu@freescale.com> |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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#include <common.h> |
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#include <command.h> |
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#include <part.h> |
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#include <sata.h> |
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int curr_device = -1; |
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block_dev_desc_t sata_dev_desc[CFG_SATA_MAX_DEVICE]; |
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int sata_initialize(void) |
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{ |
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int rc; |
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int i; |
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for (i = 0; i < CFG_SATA_MAX_DEVICE; i++) { |
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memset(&sata_dev_desc[i], 0, sizeof(struct block_dev_desc)); |
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sata_dev_desc[i].if_type = IF_TYPE_SATA; |
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sata_dev_desc[i].dev = i; |
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sata_dev_desc[i].part_type = PART_TYPE_UNKNOWN; |
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sata_dev_desc[i].type = DEV_TYPE_HARDDISK; |
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sata_dev_desc[i].lba = 0; |
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sata_dev_desc[i].blksz = 512; |
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sata_dev_desc[i].block_read = sata_read; |
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sata_dev_desc[i].block_write = sata_write; |
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rc = init_sata(i); |
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rc = scan_sata(i); |
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if ((sata_dev_desc[i].lba > 0) && (sata_dev_desc[i].blksz > 0)) |
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init_part(&sata_dev_desc[i]); |
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} |
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curr_device = 0; |
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return rc; |
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} |
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block_dev_desc_t *sata_get_dev(int dev) |
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{ |
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return (dev < CFG_SATA_MAX_DEVICE) ? &sata_dev_desc[dev] : NULL; |
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} |
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int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
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{ |
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int rc = 0; |
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switch (argc) { |
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case 0: |
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case 1: |
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printf("Usage:\n%s\n", cmdtp->usage); |
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return 1; |
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case 2: |
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if (strncmp(argv[1],"inf", 3) == 0) { |
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int i; |
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putc('\n'); |
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for (i = 0; i < CFG_SATA_MAX_DEVICE; ++i) { |
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if (sata_dev_desc[i].type == DEV_TYPE_UNKNOWN) |
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continue; |
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printf ("SATA device %d: ", i); |
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dev_print(&sata_dev_desc[i]); |
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} |
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return 0; |
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} else if (strncmp(argv[1],"dev", 3) == 0) { |
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if ((curr_device < 0) || (curr_device >= CFG_SATA_MAX_DEVICE)) { |
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puts("\nno SATA devices available\n"); |
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return 1; |
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} |
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printf("\nSATA device %d: ", curr_device); |
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dev_print(&sata_dev_desc[curr_device]); |
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return 0; |
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} else if (strncmp(argv[1],"part",4) == 0) { |
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int dev, ok; |
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for (ok = 0, dev = 0; dev < CFG_SATA_MAX_DEVICE; ++dev) { |
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if (sata_dev_desc[dev].part_type != PART_TYPE_UNKNOWN) { |
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++ok; |
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if (dev) |
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putc ('\n'); |
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print_part(&sata_dev_desc[dev]); |
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} |
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} |
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if (!ok) { |
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puts("\nno SATA devices available\n"); |
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rc ++; |
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} |
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return rc; |
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} |
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printf("Usage:\n%s\n", cmdtp->usage); |
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return 1; |
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case 3: |
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if (strncmp(argv[1], "dev", 3) == 0) { |
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int dev = (int)simple_strtoul(argv[2], NULL, 10); |
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printf("\nSATA device %d: ", dev); |
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if (dev >= CFG_SATA_MAX_DEVICE) { |
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puts ("unknown device\n"); |
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return 1; |
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} |
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dev_print(&sata_dev_desc[dev]); |
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if (sata_dev_desc[dev].type == DEV_TYPE_UNKNOWN) |
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return 1; |
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curr_device = dev; |
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puts("... is now current device\n"); |
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return 0; |
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} else if (strncmp(argv[1], "part", 4) == 0) { |
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int dev = (int)simple_strtoul(argv[2], NULL, 10); |
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if (sata_dev_desc[dev].part_type != PART_TYPE_UNKNOWN) { |
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print_part(&sata_dev_desc[dev]); |
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} else { |
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printf("\nSATA device %d not available\n", dev); |
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rc = 1; |
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} |
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return rc; |
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} |
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printf ("Usage:\n%s\n", cmdtp->usage); |
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return 1; |
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default: /* at least 4 args */ |
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if (strcmp(argv[1], "read") == 0) { |
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ulong addr = simple_strtoul(argv[2], NULL, 16); |
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ulong cnt = simple_strtoul(argv[4], NULL, 16); |
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ulong n; |
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lbaint_t blk = simple_strtoul(argv[3], NULL, 16); |
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printf("\nSATA read: device %d block # %ld, count %ld ... ", |
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curr_device, blk, cnt); |
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n = sata_read(curr_device, blk, cnt, (u32 *)addr); |
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/* flush cache after read */ |
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flush_cache(addr, cnt * sata_dev_desc[curr_device].blksz); |
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printf("%ld blocks read: %s\n", |
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n, (n==cnt) ? "OK" : "ERROR"); |
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return (n == cnt) ? 0 : 1; |
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} else if (strcmp(argv[1], "write") == 0) { |
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ulong addr = simple_strtoul(argv[2], NULL, 16); |
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ulong cnt = simple_strtoul(argv[4], NULL, 16); |
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ulong n; |
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lbaint_t blk = simple_strtoul(argv[3], NULL, 16); |
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printf("\nSATA write: device %d block # %ld, count %ld ... ", |
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curr_device, blk, cnt); |
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n = sata_write(curr_device, blk, cnt, (u32 *)addr); |
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printf("%ld blocks written: %s\n", |
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n, (n == cnt) ? "OK" : "ERROR"); |
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return (n == cnt) ? 0 : 1; |
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} else { |
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printf("Usage:\n%s\n", cmdtp->usage); |
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rc = 1; |
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} |
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return rc; |
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} |
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} |
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U_BOOT_CMD( |
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sata, 5, 1, do_sata, |
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"sata - SATA sub system\n", |
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"sata info - show available SATA devices\n" |
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"sata device [dev] - show or set current device\n" |
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"sata part [dev] - print partition table\n" |
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"sata read addr blk# cnt\n" |
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"sata write addr blk# cnt\n"); |
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@ -0,0 +1,6 @@ |
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int init_sata(int dev); |
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int scan_sata(int dev); |
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ulong sata_read(int dev, ulong blknr, ulong blkcnt, void *buffer); |
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ulong sata_write(int dev, ulong blknr, ulong blkcnt, const void *buffer); |
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int sata_initialize(void); |
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