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cmd_disk: use common get_device_and_partition function

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Signed-off-by: Rob Herring <rob.herring@calxeda.com>
This commit is contained in:
Rob Herring 2012-08-23 11:31:48 +00:00 committed by Tom Rini
parent cfda5aeab8
commit 475c7970c1
1 changed files with 19 additions and 58 deletions
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77
common/cmd_disk.c
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@ -23,14 +23,16 @@
*/
#include <common.h>
#include <command.h>
#include <part.h>
#if defined(CONFIG_CMD_IDE) || defined(CONFIG_CMD_SCSI) || \
defined(CONFIG_USB_STORAGE)
int common_diskboot(cmd_tbl_t *cmdtp, const char *intf, int argc,
char *const argv[])
{
char *boot_device = NULL;
char *ep;
int dev, part = 0;
ulong addr, cnt;
int dev, part;
ulong addr = CONFIG_SYS_LOAD_ADDR;
ulong cnt;
disk_partition_t info;
image_header_t *hdr;
block_dev_desc_t *dev_desc;
@ -40,72 +42,30 @@ int common_diskboot(cmd_tbl_t *cmdtp, const char *intf, int argc,
#endif
bootstage_mark(BOOTSTAGE_ID_IDE_START);
switch (argc) {
case 1:
addr = CONFIG_SYS_LOAD_ADDR;
boot_device = getenv("bootdevice");
break;
case 2:
addr = simple_strtoul(argv[1], NULL, 16);
boot_device = getenv("bootdevice");
break;
case 3:
addr = simple_strtoul(argv[1], NULL, 16);
boot_device = argv[2];
break;
default:
if (argc > 3) {
bootstage_error(BOOTSTAGE_ID_IDE_ADDR);
return CMD_RET_USAGE;
}
bootstage_mark(BOOTSTAGE_ID_IDE_ADDR);
if (!boot_device) {
puts("\n** No boot device **\n");
bootstage_error(BOOTSTAGE_ID_IDE_BOOT_DEVICE);
return 1;
}
if (argc > 1)
addr = simple_strtoul(argv[1], NULL, 16);
bootstage_mark(BOOTSTAGE_ID_IDE_BOOT_DEVICE);
dev = simple_strtoul(boot_device, &ep, 16);
dev_desc = get_dev(intf, dev);
if (dev_desc->type == DEV_TYPE_UNKNOWN) {
printf("\n** Device %d not available\n", dev);
part = get_device_and_partition(intf, (argc == 3) ? argv[2] : NULL,
&dev_desc, &info);
if (part < 0) {
bootstage_error(BOOTSTAGE_ID_IDE_TYPE);
return 1;
}
dev = dev_desc->dev;
bootstage_mark(BOOTSTAGE_ID_IDE_TYPE);
if (*ep) {
if (*ep != ':') {
puts("\n** Invalid boot device, use `dev[:part]' **\n");
bootstage_error(BOOTSTAGE_ID_IDE_PART);
return 1;
}
part = simple_strtoul(++ep, NULL, 16);
}
bootstage_mark(BOOTSTAGE_ID_IDE_PART);
if (get_partition_info(dev_desc, part, &info)) {
bootstage_error(BOOTSTAGE_ID_IDE_PART_INFO);
return 1;
}
bootstage_mark(BOOTSTAGE_ID_IDE_PART_INFO);
if ((strncmp((char *)info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0)
&&
(strncmp((char *)info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)
) {
printf("\n** Invalid partition type \"%.32s\"" " (expect \""
BOOT_PART_TYPE "\")\n",
info.type);
bootstage_error(BOOTSTAGE_ID_IDE_PART_TYPE);
return 1;
}
bootstage_mark(BOOTSTAGE_ID_IDE_PART_TYPE);
printf("\nLoading from disk device %d, partition %d: "
"Name: %.32s Type: %.32s\n", dev, part, info.name, info.type);
printf("\nLoading from %s device %d, partition %d: "
"Name: %.32s Type: %.32s\n", intf, dev, part, info.name,
info.type);
debug("First Block: %ld, # of blocks: %ld, Block Size: %ld\n",
info.start, info.size, info.blksz);
@ -181,3 +141,4 @@ int common_diskboot(cmd_tbl_t *cmdtp, const char *intf, int argc,
return bootm_maybe_autostart(cmdtp, argv[0]);
}
#endif