include/environment/ti/boot.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * Boot related environment variable definitions on TI boards.
   4  *
   5  * (C) Copyright 2017 Linaro Ltd.
   6  * Sam Protsenko <semen.protsenko@linaro.org>
   7  */
   8
   9 #ifndef __TI_BOOT_H
  10 #define __TI_BOOT_H
  11
  12 #ifndef CONSOLEDEV
  13 #define CONSOLEDEV "ttyO2"
  14 #endif
  15
  16 #define VBMETA_PART_SIZE                (64 * 1024)
  17
  18 #if defined(CONFIG_LIBAVB)
  19 #define VBMETA_PART \
  20         "name=vbmeta,size=" __stringify(VBMETA_PART_SIZE) \
  21         ",uuid=${uuid_gpt_vbmeta};"
  22 #else
  23 #define VBMETA_PART                     ""
  24 #endif
  25
  26 #ifndef PARTS_DEFAULT
  27 /* Define the default GPT table for eMMC */
  28 #define PARTS_DEFAULT \
  29         /* Linux partitions */ \
  30         "uuid_disk=${uuid_gpt_disk};" \
  31         "name=bootloader,start=384K,size=1792K,uuid=${uuid_gpt_bootloader};" \
  32         "name=rootfs,start=2688K,size=-,uuid=${uuid_gpt_rootfs}\0" \
  33         /* Android partitions */ \
  34         "partitions_android=" \
  35         "uuid_disk=${uuid_gpt_disk};" \
  36         "name=xloader,start=128K,size=256K,uuid=${uuid_gpt_xloader};" \
  37         "name=bootloader,size=1792K,uuid=${uuid_gpt_bootloader};" \
  38         "name=misc,size=128K,uuid=${uuid_gpt_misc};" \
  39         "name=reserved,size=256K,uuid=${uuid_gpt_reserved};" \
  40         "name=efs,size=16M,uuid=${uuid_gpt_efs};" \
  41         "name=crypto,size=16K,uuid=${uuid_gpt_crypto};" \
  42         "name=recovery,size=40M,uuid=${uuid_gpt_recovery};" \
  43         "name=boot,size=10M,uuid=${uuid_gpt_boot};" \
  44         "name=system,size=768M,uuid=${uuid_gpt_system};" \
  45         "name=vendor,size=256M,uuid=${uuid_gpt_vendor};" \
  46         "name=cache,size=256M,uuid=${uuid_gpt_cache};" \
  47         "name=ipu1,size=1M,uuid=${uuid_gpt_ipu1};" \
  48         "name=ipu2,size=1M,uuid=${uuid_gpt_ipu2};" \
  49         VBMETA_PART \
  50         "name=userdata,size=-,uuid=${uuid_gpt_userdata}"
  51 #endif /* PARTS_DEFAULT */
  52
  53 #if defined(CONFIG_CMD_AVB)
  54 #define AVB_VERIFY_CHECK "if run avb_verify; then " \
  55                                 "echo AVB verification OK.;" \
  56                                 "set bootargs $bootargs $avb_bootargs;" \
  57                         "else " \
  58                                 "echo AVB verification failed.;" \
  59                         "exit; fi;"
  60 #define AVB_VERIFY_CMD "avb_verify=avb init 1; avb verify;\0"
  61 #else
  62 #define AVB_VERIFY_CHECK ""
  63 #define AVB_VERIFY_CMD ""
  64 #endif
  65
  66 #define DEFAULT_COMMON_BOOT_TI_ARGS \
  67         "console=" CONSOLEDEV ",115200n8\0" \
  68         "fdtfile=undefined\0" \
  69         "bootpart=0:2\0" \
  70         "bootdir=/boot\0" \
  71         "bootfile=zImage\0" \
  72         "usbtty=cdc_acm\0" \
  73         "vram=16M\0" \
  74         AVB_VERIFY_CMD \
  75         "partitions=" PARTS_DEFAULT "\0" \
  76         "optargs=\0" \
  77         "dofastboot=0\0" \
  78         "emmc_linux_boot=" \
  79                 "echo Trying to boot Linux from eMMC ...; " \
  80                 "setenv mmcdev 1; " \
  81                 "setenv bootpart 1:2; " \
  82                 "setenv mmcroot /dev/mmcblk0p2 rw; " \
  83                 "run mmcboot;\0" \
  84         "emmc_android_boot=" \
  85                 "echo Trying to boot Android from eMMC ...; " \
  86                 "run update_to_fit; " \
  87                 "setenv eval_bootargs setenv bootargs $bootargs; " \
  88                 "run eval_bootargs; " \
  89                 "setenv mmcdev 1; " \
  90                 "setenv machid fe6; " \
  91                 "mmc dev $mmcdev; " \
  92                 "mmc rescan; " \
  93                 AVB_VERIFY_CHECK \
  94                 "part start mmc ${mmcdev} boot boot_start; " \
  95                 "part size mmc ${mmcdev} boot boot_size; " \
  96                 "mmc read ${loadaddr} ${boot_start} ${boot_size}; " \
  97                 "bootm ${loadaddr}#${fdtfile};\0 "
  98
  99 #ifdef CONFIG_OMAP54XX
 100
 101 #define DEFAULT_FDT_TI_ARGS \
 102         "findfdt="\
 103                 "if test $board_name = omap5_uevm; then " \
 104                         "setenv fdtfile omap5-uevm.dtb; fi; " \
 105                 "if test $board_name = dra7xx; then " \
 106                         "setenv fdtfile dra7-evm.dtb; fi;" \
 107                 "if test $board_name = dra72x-revc; then " \
 108                         "setenv fdtfile dra72-evm-revc.dtb; fi;" \
 109                 "if test $board_name = dra72x; then " \
 110                         "setenv fdtfile dra72-evm.dtb; fi;" \
 111                 "if test $board_name = dra71x; then " \
 112                         "setenv fdtfile dra71-evm.dtb; fi;" \
 113                 "if test $board_name = dra76x_acd; then " \
 114                         "setenv fdtfile dra76-evm.dtb; fi;" \
 115                 "if test $board_name = beagle_x15; then " \
 116                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 117                 "if test $board_name = beagle_x15_revb1; then " \
 118                         "setenv fdtfile am57xx-beagle-x15-revb1.dtb; fi;" \
 119                 "if test $board_name = beagle_x15_revc; then " \
 120                         "setenv fdtfile am57xx-beagle-x15-revc.dtb; fi;" \
 121                 "if test $board_name = am572x_idk; then " \
 122                         "setenv fdtfile am572x-idk.dtb; fi;" \
 123                 "if test $board_name = am574x_idk; then " \
 124                         "setenv fdtfile am574x-idk.dtb; fi;" \
 125                 "if test $board_name = am57xx_evm; then " \
 126                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 127                 "if test $board_name = am57xx_evm_reva3; then " \
 128                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 129                 "if test $board_name = am571x_idk; then " \
 130                         "setenv fdtfile am571x-idk.dtb; fi;" \
 131                 "if test $fdtfile = undefined; then " \
 132                         "echo WARNING: Could not determine device tree to use; fi; \0"
 133
 134 #define CONFIG_BOOTCOMMAND \
 135         "if test ${dofastboot} -eq 1; then " \
 136                 "echo Boot fastboot requested, resetting dofastboot ...;" \
 137                 "setenv dofastboot 0; saveenv;" \
 138                 "echo Booting into fastboot ...; " \
 139                 "fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
 140         "fi;" \
 141         "if test ${boot_fit} -eq 1; then "      \
 142                 "run update_to_fit;"    \
 143         "fi;"   \
 144         "run findfdt; " \
 145         "run envboot; " \
 146         "run mmcboot;" \
 147         "run emmc_linux_boot; " \
 148         "run emmc_android_boot; " \
 149         ""
 150
 151 #endif /* CONFIG_OMAP54XX */
 152
 153 #endif /* __TI_BOOT_H */