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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Boot related environment variable definitions on TI boards.
*
* (C) Copyright 2017 Linaro Ltd.
* Sam Protsenko <semen.protsenko@linaro.org>
*/
#ifndef __TI_BOOT_H
#define __TI_BOOT_H
#ifndef CONSOLEDEV
#define CONSOLEDEV "ttyS2"
#endif
#define VBMETA_PART_SIZE (64 * 1024)
#if defined(CONFIG_LIBAVB)
#define VBMETA_PART \
"name=vbmeta,size=" __stringify(VBMETA_PART_SIZE) \
",uuid=${uuid_gpt_vbmeta};"
#else
#define VBMETA_PART ""
#endif
#if defined(CONFIG_CMD_AB_SELECT)
#define COMMON_PARTS \
"name=boot_a,size=20M,uuid=${uuid_gpt_boot_a};" \
"name=boot_b,size=20M,uuid=${uuid_gpt_boot_b};" \
"name=system_a,size=1024M,uuid=${uuid_gpt_system_a};" \
"name=system_b,size=1024M,uuid=${uuid_gpt_system_b};"
#else
#define COMMON_PARTS \
"name=boot,size=20M,uuid=${uuid_gpt_boot};" \
"name=system,size=1024M,uuid=${uuid_gpt_system};"
#endif
#ifndef PARTS_DEFAULT
/* Define the default GPT table for eMMC */
#define PARTS_DEFAULT \
/* Linux partitions */ \
"uuid_disk=${uuid_gpt_disk};" \
"name=bootloader,start=384K,size=1792K,uuid=${uuid_gpt_bootloader};" \
"name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \
/* Android partitions */ \
"partitions_android=" \
"uuid_disk=${uuid_gpt_disk};" \
"name=xloader,start=128K,size=256K,uuid=${uuid_gpt_xloader};" \
"name=bootloader,size=2048K,uuid=${uuid_gpt_bootloader};" \
"name=uboot-env,start=2432K,size=256K,uuid=${uuid_gpt_reserved};" \
"name=misc,size=128K,uuid=${uuid_gpt_misc};" \
"name=recovery,size=40M,uuid=${uuid_gpt_recovery};" \
COMMON_PARTS \
"name=vendor,size=256M,uuid=${uuid_gpt_vendor};" \
VBMETA_PART \
"name=userdata,size=-,uuid=${uuid_gpt_userdata}"
#endif /* PARTS_DEFAULT */
#if defined(CONFIG_CMD_AVB)
#define AVB_VERIFY_CHECK "if run avb_verify; then " \
"echo AVB verification OK.;" \
"set bootargs $bootargs $avb_bootargs;" \
"else " \
"echo AVB verification failed.;" \
"exit; fi;"
#define AVB_VERIFY_CMD "avb_verify=avb init 1; avb verify;\0"
#else
#define AVB_VERIFY_CHECK ""
#define AVB_VERIFY_CMD ""
#endif
#define CONTROL_PARTITION "misc"
#if defined(CONFIG_CMD_AB_SELECT)
#define AB_SELECT \
"if part number mmc 1 " CONTROL_PARTITION " control_part_number; " \
"then " \
"echo " CONTROL_PARTITION \
" partition number:${control_part_number};" \
"ab_select slot_name mmc ${mmcdev}:${control_part_number};" \
"else " \
"echo " CONTROL_PARTITION " partition not found;" \
"exit;" \
"fi;" \
"setenv slot_suffix _${slot_name};" \
"if part number mmc ${mmcdev} system${slot_suffix} " \
"system_part_number; then " \
"setenv bootargs_ab " \
"ro root=/dev/mmcblk${mmcdev}p${system_part_number} " \
"rootwait init=/init skip_initramfs " \
"androidboot.slot_suffix=${slot_suffix};" \
"echo A/B cmdline addition: ${bootargs_ab};" \
"setenv bootargs ${bootargs} ${bootargs_ab};" \
"else " \
"echo system${slot_suffix} partition not found;" \
"fi;"
#else
#define AB_SELECT ""
#endif
#define DEFAULT_COMMON_BOOT_TI_ARGS \
"console=" CONSOLEDEV ",115200n8\0" \
"fdtfile=undefined\0" \
"bootpart=0:2\0" \
"bootdir=/boot\0" \
"bootfile=zImage\0" \
"usbtty=cdc_acm\0" \
"vram=16M\0" \
AVB_VERIFY_CMD \
"partitions=" PARTS_DEFAULT "\0" \
"optargs=\0" \
"dofastboot=0\0" \
"emmc_linux_boot=" \
"echo Trying to boot Linux from eMMC ...; " \
"setenv mmcdev 1; " \
"setenv bootpart 1:2; " \
"setenv mmcroot /dev/mmcblk0p2 rw; " \
"run mmcboot;\0" \
"emmc_android_boot=" \
"echo Trying to boot Android from eMMC ...; " \
"run update_to_fit; " \
"setenv eval_bootargs setenv bootargs $bootargs; " \
"run eval_bootargs; " \
"setenv mmcdev 1; " \
"setenv machid fe6; " \
"mmc dev $mmcdev; " \
"mmc rescan; " \
AVB_VERIFY_CHECK \
AB_SELECT \
"if part start mmc ${mmcdev} boot${slot_suffix} boot_start; " \
"then " \
"part size mmc ${mmcdev} boot${slot_suffix} " \
"boot_size; " \
"mmc read ${loadaddr} ${boot_start} ${boot_size}; " \
"bootm ${loadaddr}#${fdtfile}; " \
"else " \
"echo boot${slot_suffix} partition not found; " \
"fi;\0"
#ifdef CONFIG_OMAP54XX
#define DEFAULT_FDT_TI_ARGS \
"findfdt="\
"if test $board_name = omap5_uevm; then " \
"setenv fdtfile omap5-uevm.dtb; fi; " \
"if test $board_name = dra7xx; then " \
"setenv fdtfile dra7-evm.dtb; fi;" \
"if test $board_name = dra72x-revc; then " \
"setenv fdtfile dra72-evm-revc.dtb; fi;" \
"if test $board_name = dra72x; then " \
"setenv fdtfile dra72-evm.dtb; fi;" \
"if test $board_name = dra71x; then " \
"setenv fdtfile dra71-evm.dtb; fi;" \
"if test $board_name = dra76x_acd; then " \
"setenv fdtfile dra76-evm.dtb; fi;" \
"if test $board_name = beagle_x15; then " \
"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
"if test $board_name = beagle_x15_revb1; then " \
"setenv fdtfile am57xx-beagle-x15-revb1.dtb; fi;" \
"if test $board_name = beagle_x15_revc; then " \
"setenv fdtfile am57xx-beagle-x15-revc.dtb; fi;" \
"if test $board_name = am572x_idk; then " \
"setenv fdtfile am572x-idk.dtb; fi;" \
"if test $board_name = am574x_idk; then " \
"setenv fdtfile am574x-idk.dtb; fi;" \
"if test $board_name = am57xx_evm; then " \
"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
"if test $board_name = am57xx_evm_reva3; then " \
"setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
"if test $board_name = am571x_idk; then " \
"setenv fdtfile am571x-idk.dtb; fi;" \
"if test $fdtfile = undefined; then " \
"echo WARNING: Could not determine device tree to use; fi; \0"
#define CONFIG_BOOTCOMMAND \
"if test ${dofastboot} -eq 1; then " \
"echo Boot fastboot requested, resetting dofastboot ...;" \
"setenv dofastboot 0; saveenv;" \
"echo Booting into fastboot ...; " \
"fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
"fi;" \
"if test ${boot_fit} -eq 1; then " \
"run update_to_fit;" \
"fi;" \
"run findfdt; " \
"run envboot; " \
"run mmcboot;" \
"run emmc_linux_boot; " \
"run emmc_android_boot; " \
""
#endif /* CONFIG_OMAP54XX */
#endif /* __TI_BOOT_H */
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