upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/common/cmd_disk.c

145 lines
3.8 KiB

/*
* (C) Copyright 2000-2011
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*/
#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[])
{
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;
#if defined(CONFIG_FIT)
const void *fit_hdr = NULL;
#endif
bootstage_mark(BOOTSTAGE_ID_IDE_START);
if (argc > 3) {
bootstage_error(BOOTSTAGE_ID_IDE_ADDR);
return CMD_RET_USAGE;
}
bootstage_mark(BOOTSTAGE_ID_IDE_ADDR);
if (argc > 1)
addr = simple_strtoul(argv[1], NULL, 16);
bootstage_mark(BOOTSTAGE_ID_IDE_BOOT_DEVICE);
part = get_device_and_partition(intf, (argc == 3) ? argv[2] : NULL,
&dev_desc, &info, 1);
if (part < 0) {
bootstage_error(BOOTSTAGE_ID_IDE_TYPE);
return 1;
}
dev = dev_desc->dev;
bootstage_mark(BOOTSTAGE_ID_IDE_TYPE);
printf("\nLoading from %s device %d, partition %d: "
"Name: %.32s Type: %.32s\n", intf, dev, part, info.name,
info.type);
debug("First Block: " LBAFU ", # of blocks: " LBAFU
", Block Size: %ld\n",
info.start, info.size, info.blksz);
if (dev_desc->block_read(dev, info.start, 1, (ulong *) addr) != 1) {
printf("** Read error on %d:%d\n", dev, part);
bootstage_error(BOOTSTAGE_ID_IDE_PART_READ);
return 1;
}
bootstage_mark(BOOTSTAGE_ID_IDE_PART_READ);
switch (genimg_get_format((void *) addr)) {
case IMAGE_FORMAT_LEGACY:
hdr = (image_header_t *) addr;
bootstage_mark(BOOTSTAGE_ID_IDE_FORMAT);
if (!image_check_hcrc(hdr)) {
puts("\n** Bad Header Checksum **\n");
bootstage_error(BOOTSTAGE_ID_IDE_CHECKSUM);
return 1;
}
bootstage_mark(BOOTSTAGE_ID_IDE_CHECKSUM);
image_print_contents(hdr);
cnt = image_get_image_size(hdr);
break;
#if defined(CONFIG_FIT)
case IMAGE_FORMAT_FIT:
fit_hdr = (const void *) addr;
puts("Fit image detected...\n");
cnt = fit_get_size(fit_hdr);
break;
#endif
default:
bootstage_error(BOOTSTAGE_ID_IDE_FORMAT);
puts("** Unknown image type\n");
return 1;
}
cnt += info.blksz - 1;
cnt /= info.blksz;
cnt -= 1;
if (dev_desc->block_read(dev, info.start + 1, cnt,
(ulong *)(addr + info.blksz)) != cnt) {
printf("** Read error on %d:%d\n", dev, part);
bootstage_error(BOOTSTAGE_ID_IDE_READ);
return 1;
}
bootstage_mark(BOOTSTAGE_ID_IDE_READ);
#if defined(CONFIG_FIT)
/* This cannot be done earlier,
* we need complete FIT image in RAM first */
if (genimg_get_format((void *) addr) == IMAGE_FORMAT_FIT) {
if (!fit_check_format(fit_hdr)) {
bootstage_error(BOOTSTAGE_ID_IDE_FIT_READ);
puts("** Bad FIT image format\n");
return 1;
}
bootstage_mark(BOOTSTAGE_ID_IDE_FIT_READ_OK);
fit_print_contents(fit_hdr);
}
#endif
flush_cache(addr, (cnt+1)*info.blksz);
/* Loading ok, update default load address */
load_addr = addr;
return bootm_maybe_autostart(cmdtp, argv[0]);
}
#endif