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rockchip: add rockchip_get_boot_mode function 

Change-Id: Ie1cc9353f05456ad3965260cb0f72bfb2d8a775b
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
This commit is contained in:
Joseph Chen 2017-11-10 18:21:48 +08:00 committed by Kever Yang
parent dd9a11eaf4
commit 145fcb5cde
2 changed files with 46 additions and 24 deletions
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30
arch/arm/include/asm/arch-rockchip/bootrkp.h Normal file
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@ -0,0 +1,30 @@
/*
* (C) Copyright 2017 Rockchip Electronics Co., Ltd
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __BOOTRKP_H_
#define __BOOTRKP_H_
enum android_boot_mode {
ANDROID_BOOT_MODE_NORMAL = 0,
/* "recovery" mode is triggered by the "reboot recovery" command or
* equivalent adb/fastboot command. It can also be triggered by writing
* "boot-recovery" in the BCB message. This mode should boot the
* recovery kernel.
*/
ANDROID_BOOT_MODE_RECOVERY,
/* "bootloader" mode is triggered by the "reboot bootloader" command or
* equivalent adb/fastboot command. It can also be triggered by writing
* "bootonce-bootloader" in the BCB message. This mode should boot into
* fastboot.
*/
ANDROID_BOOT_MODE_BOOTLOADER,
};
int rockchip_get_boot_mode(void);
#endif

40
arch/arm/mach-rockchip/bootrkp.c
View File

@ -9,6 +9,7 @@
#include <linux/list.h>
#include <libfdt.h>
#include <malloc.h>
#include <asm/arch/bootrkp.h>
#include <asm/arch/resource_img.h>
#include "rockchip_parameter.h"
#include "rockchip_blk.h"
@ -25,24 +26,6 @@
#define BOOTLOADER_MESSAGE_OFFSET_IN_MISC (16 * 1024)
#define BOOTLOADER_MESSAGE_BLK_OFFSET (BOOTLOADER_MESSAGE_OFFSET_IN_MISC >> 9)
enum android_boot_mode {
ANDROID_BOOT_MODE_NORMAL = 0,
/* "recovery" mode is triggered by the "reboot recovery" command or
* equivalent adb/fastboot command. It can also be triggered by writing
* "boot-recovery" in the BCB message. This mode should boot the
* recovery kernel.
*/
ANDROID_BOOT_MODE_RECOVERY,
/* "bootloader" mode is triggered by the "reboot bootloader" command or
* equivalent adb/fastboot command. It can also be triggered by writing
* "bootonce-bootloader" in the BCB message. This mode should boot into
* fastboot.
*/
ANDROID_BOOT_MODE_BOOTLOADER,
};
struct bootloader_message {
char command[32];
char status[32];
@ -163,6 +146,20 @@ err:
return ret;
}
int rockchip_get_boot_mode(void)
{
struct blk_part *misc;
int boot_mode;
misc = rockchip_get_blk_part(PART_MISC);
if (misc)
boot_mode = read_boot_mode_from_misc(misc);
else
boot_mode = ANDROID_BOOT_MODE_RECOVERY;
return boot_mode;
}
static int do_bootrkp(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
@ -171,18 +168,13 @@ static int do_bootrkp(cmd_tbl_t *cmdtp, int flag, int argc,
ulong kernel_addr_r = env_get_ulong("kernel_addr_r", 16, 0x480000);
struct blk_part *boot;
struct blk_part *kernel;
struct blk_part *misc;
ulong ramdisk_size;
ulong kernel_size;
ulong fdt_size;
int boot_mode;
int ret = 0;
misc = rockchip_get_blk_part(PART_MISC);
if (misc)
boot_mode = read_boot_mode_from_misc(misc);
else
boot_mode = ANDROID_BOOT_MODE_RECOVERY;
boot_mode = rockchip_get_boot_mode();
if (boot_mode == ANDROID_BOOT_MODE_RECOVERY)
boot = rockchip_get_blk_part(PART_RECOVERY);