mirror of
https://github.com/AsahiLinux/u-boot
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ac52bb99cc
Add an altbootcmd script, which is convenient way to integrate with swupdate and perform a roll back of the previous working version in the case of update failure. Signed-off-by: Eduard Strehlau <eduard@lionizers.com> Signed-off-by: Fabio Estevam <festevam@denx.de>
59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2016 NXP Semiconductors
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* Copyright (C) 2021 Fabio Estevam <festevam@denx.de>
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*
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* Configuration settings for the smegw01 board.
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*/
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#ifndef __SMEGW01_CONFIG_H
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#define __SMEGW01_CONFIG_H
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#include "mx7_common.h"
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#include <imximage.h>
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#define PHYS_SDRAM_SIZE SZ_512M
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/* MMC Config*/
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#define CFG_SYS_FSL_ESDHC_ADDR 0
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/* default to no extra bootparams, we need an empty define for stringification*/
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#ifndef EXTRA_BOOTPARAMS
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#define EXTRA_BOOTPARAMS
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#endif
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#define CFG_EXTRA_ENV_SETTINGS \
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"image=zImage\0" \
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"console=ttymxc0\0" \
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"fdtfile=imx7d-smegw01.dtb\0" \
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"fdt_addr=0x83000000\0" \
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"bootm_size=0x10000000\0" \
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"mmcdev=0\0" \
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"mmcpart=1\0" \
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"mmcargs=setenv bootargs console=${console},${baudrate} " \
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"root=/dev/mmcblk0p${mmcpart} rootwait rw " \
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__stringify(EXTRA_BOOTPARAMS) "\0" \
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"bootlimit=3\0" \
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"loadimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} boot/${image}\0" \
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"loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdt_addr} boot/${fdtfile}\0" \
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"mmcboot=echo Booting from mmc ...; " \
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"run mmcargs; " \
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"if run loadfdt; then " \
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"bootz ${loadaddr} - ${fdt_addr}; " \
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"fi;\0" \
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"altbootcmd=echo Performing rollback...; " \
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"if test \"${mmcpart}\" = 1; then " \
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"setenv mmcpart 2; " \
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"else " \
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"setenv mmcpart 1; " \
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"fi; setenv bootcount 0; setenv upgrade_available; setenv ustate 3; saveenv; " \
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"run bootcmd;\0"
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/* Physical Memory Map */
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#define PHYS_SDRAM MMDC0_ARB_BASE_ADDR
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#define CFG_SYS_SDRAM_BASE PHYS_SDRAM
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#define CFG_SYS_INIT_RAM_ADDR IRAM_BASE_ADDR
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#define CFG_SYS_INIT_RAM_SIZE IRAM_SIZE
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#endif
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