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arch: rockchip: add set dfu alt info api 

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Change-Id: Idc6bd66c5b85a2bb100da3f270dd86b48dec8886
This commit is contained in:
Yifeng Zhao 2021-01-20 14:31:05 +08:00
parent 0bcaecc8ee
commit da041cba1f
2 changed files with 67 additions and 0 deletions
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1
arch/arm/mach-rockchip/Makefile
View File

@ -77,3 +77,4 @@ obj-$(CONFIG_SPL_BUILD) += $(obj-spl-y)
obj-$(CONFIG_TPL_BUILD) += $(obj-tpl-y)
obj-$(CONFIG_ROCKCHIP_PRELOADER_ATAGS) += rk_atags.o
obj-$(CONFIG_SET_DFU_ALT_INFO) += dfu_alt_info.o

66
arch/arm/mach-rockchip/dfu_alt_info.c Normal file
View File

@ -0,0 +1,66 @@
/*
* (C) Copyright 2021 Rockchip Electronics Co., Ltd
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <boot_rkimg.h>
#include <memalign.h>
#define CONFIG_SET_DFU_ALT_BUF_LEN (SZ_1K)
static char *get_dfu_alt(char *interface, char *devstr)
{
struct blk_desc *dev_desc;
char *alt_boot;
dev_desc = rockchip_get_bootdev();
if (!dev_desc) {
printf("%s: dev_desc is NULL!\n", __func__);
return NULL;
}
switch (dev_desc->if_type) {
#ifdef CONFIG_MMC
case IF_TYPE_MMC:
alt_boot = DFU_ALT_BOOT_EMMC;
break;
#endif
#ifdef CONFIG_MTD_BLK
case IF_TYPE_MTD:
alt_boot = DFU_ALT_BOOT_MTD;
break;
#endif
default:
printf("[dfu ERROR]:Boot device type is invalid!\n");
return NULL;
}
return alt_boot;
}
void set_dfu_alt_info(char *interface, char *devstr)
{
size_t buf_size = CONFIG_SET_DFU_ALT_BUF_LEN;
ALLOC_CACHE_ALIGN_BUFFER(char, buf, buf_size);
char *alt_info = "Settings not found!";
char *status = "error!\n";
char *alt_setting;
int offset = 0;
puts("DFU alt info setting: ");
alt_setting = get_dfu_alt(interface, devstr);
if (alt_setting) {
env_set("dfu_alt_boot", alt_setting);
offset = snprintf(buf, buf_size, "%s", alt_setting);
}
if (offset) {
alt_info = buf;
status = "done\n";
}
env_set("dfu_alt_info", alt_info);
puts(status);
}