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rockchip: spl: implement spl_kernel_partition() 

Get boot or recovery partition according to boot mode.

Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
Change-Id: I5b5806985f166cd37382b1d4df32c9eaf7508c7a
This commit is contained in:
Joseph Chen 2020-07-03 17:34:28 +08:00 committed by Jianhong Chen
parent cdf7e9d0ac
commit 4484e03e2d
1 changed files with 38 additions and 0 deletions
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38
arch/arm/mach-rockchip/spl.c
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@ -5,6 +5,7 @@
*/
#include <common.h>
#include <boot_rkimg.h>
#include <debug_uart.h>
#include <dm.h>
#include <key.h>
@ -297,6 +298,43 @@ void spl_next_stage(struct spl_image_info *spl)
}
#endif
#ifdef CONFIG_SPL_FIT_LOAD_KERNEL
const char *spl_kernel_partition(struct spl_image_info *spl,
struct spl_load_info *info)
{
struct bootloader_message *bmsg = NULL;
u32 boot_mode;
int ret, cnt;
u32 sector = 0;
#ifdef CONFIG_SPL_LIBDISK_SUPPORT
disk_partition_t part_info;
ret = part_get_info_by_name(info->dev, PART_MISC, &part_info);
if (ret >= 0)
sector = part_info.start;
#else
sector = CONFIG_SPL_MISC_SECTOR;
#endif
if (sector) {
cnt = DIV_ROUND_UP(sizeof(*bmsg), info->bl_len);
bmsg = memalign(ARCH_DMA_MINALIGN, cnt * info->bl_len);
ret = info->read(info, sector + BCB_MESSAGE_BLK_OFFSET,
cnt, bmsg);
if (ret == cnt && !strcmp(bmsg->command, "boot-recovery")) {
free(bmsg);
return PART_RECOVERY;
} else {
free(bmsg);
}
}
boot_mode = readl((void *)CONFIG_ROCKCHIP_BOOT_MODE_REG);
return (boot_mode == BOOT_RECOVERY) ? PART_RECOVERY : PART_BOOT;
}
#endif
void spl_hang_reset(void)
{
printf("# Reset the board to bootrom #\n");