mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-09-28 18:32:08 +00:00
65cc0e2a65
The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do not easily transition to Kconfig. In many cases they likely should come from the device tree instead. Move these out of CONFIG namespace and in to CFG namespace. Signed-off-by: Tom Rini <trini@konsulko.com> Reviewed-by: Simon Glass <sjg@chromium.org>
126 lines
3.2 KiB
C
126 lines
3.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (C) 2012 Stefan Roese <sr@denx.de>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <image.h>
|
|
#include <log.h>
|
|
#include <spl.h>
|
|
|
|
static ulong spl_nor_load_read(struct spl_load_info *load, ulong sector,
|
|
ulong count, void *buf)
|
|
{
|
|
debug("%s: sector %lx, count %lx, buf %p\n",
|
|
__func__, sector, count, buf);
|
|
memcpy(buf, (void *)sector, count);
|
|
|
|
return count;
|
|
}
|
|
|
|
unsigned long __weak spl_nor_get_uboot_base(void)
|
|
{
|
|
return CFG_SYS_UBOOT_BASE;
|
|
}
|
|
|
|
static int spl_nor_load_image(struct spl_image_info *spl_image,
|
|
struct spl_boot_device *bootdev)
|
|
{
|
|
__maybe_unused const struct legacy_img_hdr *header;
|
|
__maybe_unused struct spl_load_info load;
|
|
|
|
/*
|
|
* 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;
|
|
|
|
#if CONFIG_IS_ENABLED(OS_BOOT)
|
|
if (!spl_start_uboot()) {
|
|
/*
|
|
* Load Linux from its location in NOR flash to its defined
|
|
* location in SDRAM
|
|
*/
|
|
header = (const struct legacy_img_hdr *)CONFIG_SYS_OS_BASE;
|
|
#ifdef CONFIG_SPL_LOAD_FIT
|
|
if (image_get_magic(header) == FDT_MAGIC) {
|
|
int ret;
|
|
|
|
debug("Found FIT\n");
|
|
load.bl_len = 1;
|
|
load.read = spl_nor_load_read;
|
|
|
|
ret = spl_load_simple_fit(spl_image, &load,
|
|
CONFIG_SYS_OS_BASE,
|
|
(void *)header);
|
|
|
|
#if defined CONFIG_SYS_SPL_ARGS_ADDR && defined CONFIG_CMD_SPL_NOR_OFS
|
|
memcpy((void *)CONFIG_SYS_SPL_ARGS_ADDR,
|
|
(void *)CONFIG_CMD_SPL_NOR_OFS,
|
|
CONFIG_CMD_SPL_WRITE_SIZE);
|
|
#endif
|
|
return ret;
|
|
}
|
|
#endif
|
|
if (image_get_os(header) == IH_OS_LINUX) {
|
|
/* happy - was a Linux */
|
|
int ret;
|
|
|
|
ret = spl_parse_image_header(spl_image, bootdev, header);
|
|
if (ret)
|
|
return ret;
|
|
|
|
memcpy((void *)spl_image->load_addr,
|
|
(void *)(CONFIG_SYS_OS_BASE +
|
|
sizeof(struct legacy_img_hdr)),
|
|
spl_image->size);
|
|
#ifdef CONFIG_SYS_SPL_ARGS_ADDR
|
|
spl_image->arg = (void *)CONFIG_SYS_SPL_ARGS_ADDR;
|
|
#endif
|
|
|
|
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
|
|
*/
|
|
#ifdef CONFIG_SPL_LOAD_FIT
|
|
header = (const struct legacy_img_hdr *)spl_nor_get_uboot_base();
|
|
if (image_get_magic(header) == FDT_MAGIC) {
|
|
debug("Found FIT format U-Boot\n");
|
|
load.bl_len = 1;
|
|
load.read = spl_nor_load_read;
|
|
return spl_load_simple_fit(spl_image, &load,
|
|
spl_nor_get_uboot_base(),
|
|
(void *)header);
|
|
}
|
|
#endif
|
|
if (IS_ENABLED(CONFIG_SPL_LOAD_IMX_CONTAINER)) {
|
|
load.bl_len = 1;
|
|
load.read = spl_nor_load_read;
|
|
return spl_load_imx_container(spl_image, &load,
|
|
spl_nor_get_uboot_base());
|
|
}
|
|
|
|
/* Legacy image handling */
|
|
if (IS_ENABLED(CONFIG_SPL_LEGACY_IMAGE_FORMAT)) {
|
|
struct legacy_img_hdr hdr;
|
|
|
|
load.bl_len = 1;
|
|
load.read = spl_nor_load_read;
|
|
spl_nor_load_read(&load, spl_nor_get_uboot_base(), sizeof(hdr), &hdr);
|
|
return spl_load_legacy_img(spl_image, bootdev, &load,
|
|
spl_nor_get_uboot_base(),
|
|
&hdr);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
SPL_LOAD_IMAGE_METHOD("NOR", 0, BOOT_DEVICE_NOR, spl_nor_load_image);
|