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=2048K,uuid=${uuid_gpt_bootloader};" \
  38         "name=uboot-env,start=2432K,size=256K,uuid=${uuid_gpt_reserved};" \
  39         "name=misc,size=128K,uuid=${uuid_gpt_misc};" \
  40         "name=recovery,size=40M,uuid=${uuid_gpt_recovery};" \
  41         "name=boot,size=10M,uuid=${uuid_gpt_boot};" \
  42         "name=system,size=1024M,uuid=${uuid_gpt_system};" \
  43         "name=vendor,size=256M,uuid=${uuid_gpt_vendor};" \
  44         VBMETA_PART \
  45         "name=userdata,size=-,uuid=${uuid_gpt_userdata}"
  46 #endif /* PARTS_DEFAULT */
  47
  48 #if defined(CONFIG_CMD_AVB)
  49 #define AVB_VERIFY_CHECK "if run avb_verify; then " \
  50                                 "echo AVB verification OK.;" \
  51                                 "set bootargs $bootargs $avb_bootargs;" \
  52                         "else " \
  53                                 "echo AVB verification failed.;" \
  54                         "exit; fi;"
  55 #define AVB_VERIFY_CMD "avb_verify=avb init 1; avb verify;\0"
  56 #else
  57 #define AVB_VERIFY_CHECK ""
  58 #define AVB_VERIFY_CMD ""
  59 #endif
  60
  61 #define DEFAULT_COMMON_BOOT_TI_ARGS \
  62         "console=" CONSOLEDEV ",115200n8\0" \
  63         "fdtfile=undefined\0" \
  64         "bootpart=0:2\0" \
  65         "bootdir=/boot\0" \
  66         "bootfile=zImage\0" \
  67         "usbtty=cdc_acm\0" \
  68         "vram=16M\0" \
  69         AVB_VERIFY_CMD \
  70         "partitions=" PARTS_DEFAULT "\0" \
  71         "optargs=\0" \
  72         "dofastboot=0\0" \
  73         "emmc_linux_boot=" \
  74                 "echo Trying to boot Linux from eMMC ...; " \
  75                 "setenv mmcdev 1; " \
  76                 "setenv bootpart 1:2; " \
  77                 "setenv mmcroot /dev/mmcblk0p2 rw; " \
  78                 "run mmcboot;\0" \
  79         "emmc_android_boot=" \
  80                 "echo Trying to boot Android from eMMC ...; " \
  81                 "run update_to_fit; " \
  82                 "setenv eval_bootargs setenv bootargs $bootargs; " \
  83                 "run eval_bootargs; " \
  84                 "setenv mmcdev 1; " \
  85                 "setenv machid fe6; " \
  86                 "mmc dev $mmcdev; " \
  87                 "mmc rescan; " \
  88                 AVB_VERIFY_CHECK \
  89                 "part start mmc ${mmcdev} boot boot_start; " \
  90                 "part size mmc ${mmcdev} boot boot_size; " \
  91                 "mmc read ${loadaddr} ${boot_start} ${boot_size}; " \
  92                 "bootm ${loadaddr}#${fdtfile};\0 "
  93
  94 #ifdef CONFIG_OMAP54XX
  95
  96 #define DEFAULT_FDT_TI_ARGS \
  97         "findfdt="\
  98                 "if test $board_name = omap5_uevm; then " \
  99                         "setenv fdtfile omap5-uevm.dtb; fi; " \
 100                 "if test $board_name = dra7xx; then " \
 101                         "setenv fdtfile dra7-evm.dtb; fi;" \
 102                 "if test $board_name = dra72x-revc; then " \
 103                         "setenv fdtfile dra72-evm-revc.dtb; fi;" \
 104                 "if test $board_name = dra72x; then " \
 105                         "setenv fdtfile dra72-evm.dtb; fi;" \
 106                 "if test $board_name = dra71x; then " \
 107                         "setenv fdtfile dra71-evm.dtb; fi;" \
 108                 "if test $board_name = dra76x_acd; then " \
 109                         "setenv fdtfile dra76-evm.dtb; fi;" \
 110                 "if test $board_name = beagle_x15; then " \
 111                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 112                 "if test $board_name = beagle_x15_revb1; then " \
 113                         "setenv fdtfile am57xx-beagle-x15-revb1.dtb; fi;" \
 114                 "if test $board_name = beagle_x15_revc; then " \
 115                         "setenv fdtfile am57xx-beagle-x15-revc.dtb; fi;" \
 116                 "if test $board_name = am572x_idk; then " \
 117                         "setenv fdtfile am572x-idk.dtb; fi;" \
 118                 "if test $board_name = am574x_idk; then " \
 119                         "setenv fdtfile am574x-idk.dtb; fi;" \
 120                 "if test $board_name = am57xx_evm; then " \
 121                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 122                 "if test $board_name = am57xx_evm_reva3; then " \
 123                         "setenv fdtfile am57xx-beagle-x15.dtb; fi;" \
 124                 "if test $board_name = am571x_idk; then " \
 125                         "setenv fdtfile am571x-idk.dtb; fi;" \
 126                 "if test $fdtfile = undefined; then " \
 127                         "echo WARNING: Could not determine device tree to use; fi; \0"
 128
 129 #define CONFIG_BOOTCOMMAND \
 130         "if test ${dofastboot} -eq 1; then " \
 131                 "echo Boot fastboot requested, resetting dofastboot ...;" \
 132                 "setenv dofastboot 0; saveenv;" \
 133                 "echo Booting into fastboot ...; " \
 134                 "fastboot " __stringify(CONFIG_FASTBOOT_USB_DEV) "; " \
 135         "fi;" \
 136         "if test ${boot_fit} -eq 1; then "      \
 137                 "run update_to_fit;"    \
 138         "fi;"   \
 139         "run findfdt; " \
 140         "run envboot; " \
 141         "run mmcboot;" \
 142         "run emmc_linux_boot; " \
 143         "run emmc_android_boot; " \
 144         ""
 145
 146 #endif /* CONFIG_OMAP54XX */
 147
 148 #endif /* __TI_BOOT_H */