u-boot/common/spl/spl_nor.c
Marek Vasut 7e0f22674a SPL: Let spl_parse_image_header() return value
Allow the spl_parse_image_header() to return value. This is convenient
for controlling the SPL boot flow if the loaded image is corrupted.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Fabio Estevam <fabio.estevam@nxp.com>
Cc: Peng Fan <van.freenix@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Tom Rini <trini@konsulko.com>
2016-05-17 17:52:20 +02:00

72 lines
1.6 KiB
C

/*
* Copyright (C) 2012 Stefan Roese <sr@denx.de>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <spl.h>
int spl_nor_load_image(void)
{
int ret;
/*
* Loading of the payload to SDRAM is done with skipping of
* the mkimage header in this SPL NOR driver
*/
spl_image.flags |= SPL_COPY_PAYLOAD_ONLY;
#ifdef CONFIG_SPL_OS_BOOT
if (!spl_start_uboot()) {
const struct image_header *header;
/*
* Load Linux from its location in NOR flash to its defined
* location in SDRAM
*/
header = (const struct image_header *)CONFIG_SYS_OS_BASE;
if (image_get_os(header) == IH_OS_LINUX) {
/* happy - was a Linux */
ret = spl_parse_image_header(header);
if (ret)
return ret;
memcpy((void *)spl_image.load_addr,
(void *)(CONFIG_SYS_OS_BASE +
sizeof(struct image_header)),
spl_image.size);
/*
* Copy DT blob (fdt) to SDRAM. Passing pointer to
* flash doesn't work (16 KiB should be enough for DT)
*/
memcpy((void *)CONFIG_SYS_SPL_ARGS_ADDR,
(void *)(CONFIG_SYS_FDT_BASE),
(16 << 10));
return 0;
} else {
puts("The Expected Linux image was not found.\n"
"Please check your NOR configuration.\n"
"Trying to start u-boot now...\n");
}
}
#endif
/*
* Load real U-Boot from its location in NOR flash to its
* defined location in SDRAM
*/
ret = spl_parse_image_header(
(const struct image_header *)CONFIG_SYS_UBOOT_BASE);
if (ret)
return ret;
memcpy((void *)(unsigned long)spl_image.load_addr,
(void *)(CONFIG_SYS_UBOOT_BASE + sizeof(struct image_header)),
spl_image.size);
return 0;
}