123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243 |
- /* 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
- #include <linux/stringify.h>
- #ifndef CONSOLEDEV
- #define CONSOLEDEV "ttyS2"
- #endif
- #ifndef PARTS_DEFAULT
- /*
- * Default GPT tables for eMMC (Linux and Android). Notes:
- * 1. Keep partitions aligned to erase group size (512 KiB) when possible
- * 2. Keep partitions in sync with DFU_ALT_INFO_EMMC (see dfu.h)
- * 3. Keep 'bootloader' partition (U-Boot proper) start address in sync with
- * CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR (see common/spl/Kconfig)
- */
- #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=boot_a,size=20M,uuid=${uuid_gpt_boot_a};" \
- "name=boot_b,size=20M,uuid=${uuid_gpt_boot_b};" \
- "name=dtbo_a,size=8M,uuid=${uuid_gpt_dtbo_a};" \
- "name=dtbo_b,size=8M,uuid=${uuid_gpt_dtbo_b};" \
- "name=vbmeta_a,size=64K,uuid=${uuid_gpt_vbmeta_a};" \
- "name=vbmeta_b,size=64K,uuid=${uuid_gpt_vbmeta_b};" \
- "name=recovery,size=64M,uuid=${uuid_gpt_recovery};" \
- "name=super,size=2560M,uuid=${uuid_gpt_super};" \
- "name=metadata,size=16M,uuid=${uuid_gpt_metadata};" \
- "name=userdata,size=-,uuid=${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 $slot_suffix;\0"
- #else
- #define AVB_VERIFY_CHECK ""
- #define AVB_VERIFY_CMD ""
- #endif
- #define CONTROL_PARTITION "misc"
- #if defined(CONFIG_CMD_AB_SELECT)
- #define AB_SELECT_SLOT \
- "if part number mmc 1 " CONTROL_PARTITION " control_part_number; " \
- "then " \
- "echo " CONTROL_PARTITION \
- " partition number:${control_part_number};" \
- "ab_select slot_name mmc ${mmcdev}:${control_part_number};" \
- "else " \
- "echo " CONTROL_PARTITION " partition not found;" \
- "exit;" \
- "fi;" \
- "setenv slot_suffix _${slot_name};"
- #define AB_SELECT_ARGS \
- "setenv bootargs_ab androidboot.slot_suffix=${slot_suffix}; " \
- "echo A/B cmdline addition: ${bootargs_ab};" \
- "setenv bootargs ${bootargs} ${bootargs_ab};"
- #else
- #define AB_SELECT_SLOT ""
- #define AB_SELECT_ARGS ""
- #endif
- /*
- * Prepares complete device tree blob for current board (for Android boot).
- *
- * Boot image or recovery image should be loaded into $loadaddr prior to running
- * these commands. The logic of these commnads is next:
- *
- * 1. Read correct DTB for current SoC/board from boot image in $loadaddr
- * to $fdtaddr
- * 2. Merge all needed DTBO for current board from 'dtbo' partition into read
- * DTB
- * 3. User should provide $fdtaddr as 3rd argument to 'bootm'
- */
- #define PREPARE_FDT \
- "echo Preparing FDT...; " \
- "if test $board_name = am57xx_evm_reva3; then " \
- "echo \" Reading DTBO partition...\"; " \
- "part start mmc ${mmcdev} dtbo${slot_suffix} p_dtbo_start; " \
- "part size mmc ${mmcdev} dtbo${slot_suffix} p_dtbo_size; " \
- "mmc read ${dtboaddr} ${p_dtbo_start} ${p_dtbo_size}; " \
- "echo \" Reading DTB for AM57x EVM RevA3...\"; " \
- "abootimg get dtb --index=0 dtb_start dtb_size; " \
- "cp.b $dtb_start $fdtaddr $dtb_size; " \
- "fdt addr $fdtaddr 0x80000; " \
- "echo \" Applying DTBOs for AM57x EVM RevA3...\"; " \
- "adtimg addr $dtboaddr; " \
- "adtimg get dt --index=0 dtbo0_addr dtbo0_size; " \
- "fdt apply $dtbo0_addr; " \
- "adtimg get dt --index=1 dtbo1_addr dtbo1_size; " \
- "fdt apply $dtbo1_addr; " \
- "elif test $board_name = beagle_x15_revc; then " \
- "echo \" Reading DTB for Beagle X15 RevC...\"; " \
- "abootimg get dtb --index=0 dtb_start dtb_size; " \
- "cp.b $dtb_start $fdtaddr $dtb_size; " \
- "fdt addr $fdtaddr 0x80000; " \
- "else " \
- "echo Error: Android boot is not supported for $board_name; " \
- "exit; " \
- "fi; " \
- #define FASTBOOT_CMD \
- "echo Booting into fastboot ...; " \
- "fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; "
- #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=" \
- "setenv mmcdev 1; " \
- "mmc dev $mmcdev; " \
- "mmc rescan; " \
- AB_SELECT_SLOT \
- "if bcb load " __stringify(CONFIG_FASTBOOT_FLASH_MMC_DEV) " " \
- CONTROL_PARTITION "; then " \
- "setenv ardaddr -; " \
- "if bcb test command = bootonce-bootloader; then " \
- "echo Android: Bootloader boot...; " \
- "bcb clear command; bcb store; " \
- FASTBOOT_CMD \
- "exit; " \
- "elif bcb test command = boot-recovery; then " \
- "echo Android: Recovery boot...; " \
- "setenv ardaddr $loadaddr;" \
- "setenv apart recovery; " \
- "else " \
- "echo Android: Normal boot...; " \
- "setenv ardaddr $loadaddr; " \
- "setenv apart boot${slot_suffix}; " \
- "fi; " \
- "else " \
- "echo Warning: BCB is corrupted or does not exist; " \
- "echo Android: Normal boot...; " \
- "fi; " \
- "setenv eval_bootargs setenv bootargs $bootargs; " \
- "run eval_bootargs; " \
- "setenv machid fe6; " \
- AVB_VERIFY_CHECK \
- AB_SELECT_ARGS \
- "if part start mmc $mmcdev $apart boot_start; then " \
- "part size mmc $mmcdev $apart boot_size; " \
- "mmc read $loadaddr $boot_start $boot_size; " \
- PREPARE_FDT \
- "bootm $loadaddr $ardaddr $fdtaddr; " \
- "else " \
- "echo $apart partition not found; " \
- "exit; " \
- "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 = am5729_beagleboneai; then " \
- "setenv fdtfile am5729-beagleboneai.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;" \
- FASTBOOT_CMD \
- "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 */
|