include/config_distro_bootcmd.h

   1 /*
   2  * (C) Copyright 2014
   3  * NVIDIA Corporation <www.nvidia.com>
   4  *
   5  * Copyright 2014 Red Hat, Inc.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #ifndef _CONFIG_CMD_DISTRO_BOOTCMD_H
  11 #define _CONFIG_CMD_DISTRO_BOOTCMD_H
  12
  13 #define BOOTENV_SHARED_BLKDEV_BODY(devtypel) \
  14                 "if " #devtypel " dev ${devnum}; then " \
  15                         "setenv devtype " #devtypel "; " \
  16                         "run scan_dev_for_boot; " \
  17                 "fi\0"
  18
  19 #define BOOTENV_SHARED_BLKDEV(devtypel) \
  20         #devtypel "_boot=" \
  21         BOOTENV_SHARED_BLKDEV_BODY(devtypel)
  22
  23 #define BOOTENV_DEV_BLKDEV(devtypeu, devtypel, instance) \
  24         "bootcmd_" #devtypel #instance "=" \
  25                 "setenv devnum " #instance "; " \
  26                 "run " #devtypel "_boot\0"
  27
  28 #define BOOTENV_DEV_NAME_BLKDEV(devtypeu, devtypel, instance) \
  29         #devtypel #instance " "
  30
  31 #ifdef CONFIG_CMD_MMC
  32 #define BOOTENV_SHARED_MMC      BOOTENV_SHARED_BLKDEV(mmc)
  33 #define BOOTENV_DEV_MMC         BOOTENV_DEV_BLKDEV
  34 #define BOOTENV_DEV_NAME_MMC    BOOTENV_DEV_NAME_BLKDEV
  35 #else
  36 #define BOOTENV_SHARED_MMC
  37 #define BOOTENV_DEV_MMC \
  38         BOOT_TARGET_DEVICES_references_MMC_without_CONFIG_CMD_MMC
  39 #define BOOTENV_DEV_NAME_MMC \
  40         BOOT_TARGET_DEVICES_references_MMC_without_CONFIG_CMD_MMC
  41 #endif
  42
  43 #ifdef CONFIG_CMD_SATA
  44 #define BOOTENV_SHARED_SATA     BOOTENV_SHARED_BLKDEV(sata)
  45 #define BOOTENV_DEV_SATA        BOOTENV_DEV_BLKDEV
  46 #define BOOTENV_DEV_NAME_SATA   BOOTENV_DEV_NAME_BLKDEV
  47 #else
  48 #define BOOTENV_SHARED_SATA
  49 #define BOOTENV_DEV_SATA \
  50         BOOT_TARGET_DEVICES_references_SATA_without_CONFIG_CMD_SATA
  51 #define BOOTENV_DEV_NAME_SATA \
  52         BOOT_TARGET_DEVICES_references_SATA_without_CONFIG_CMD_SATA
  53 #endif
  54
  55 #ifdef CONFIG_CMD_SCSI
  56 #define BOOTENV_SHARED_SCSI     BOOTENV_SHARED_BLKDEV(scsi)
  57 #define BOOTENV_DEV_SCSI        BOOTENV_DEV_BLKDEV
  58 #define BOOTENV_DEV_NAME_SCSI   BOOTENV_DEV_NAME_BLKDEV
  59 #else
  60 #define BOOTENV_SHARED_SCSI
  61 #define BOOTENV_DEV_SCSI \
  62         BOOT_TARGET_DEVICES_references_SCSI_without_CONFIG_CMD_SCSI
  63 #define BOOTENV_DEV_NAME_SCSI \
  64         BOOT_TARGET_DEVICES_references_SCSI_without_CONFIG_CMD_SCSI
  65 #endif
  66
  67 #ifdef CONFIG_CMD_IDE
  68 #define BOOTENV_SHARED_IDE      BOOTENV_SHARED_BLKDEV(ide)
  69 #define BOOTENV_DEV_IDE         BOOTENV_DEV_BLKDEV
  70 #define BOOTENV_DEV_NAME_IDE    BOOTENV_DEV_NAME_BLKDEV
  71 #else
  72 #define BOOTENV_SHARED_IDE
  73 #define BOOTENV_DEV_IDE \
  74         BOOT_TARGET_DEVICES_references_IDE_without_CONFIG_CMD_IDE
  75 #define BOOTENV_DEV_NAME_IDE \
  76         BOOT_TARGET_DEVICES_references_IDE_without_CONFIG_CMD_IDE
  77 #endif
  78
  79 #ifdef CONFIG_CMD_USB
  80 #define BOOTENV_RUN_USB_INIT "run usb_init; "
  81 #define BOOTENV_SET_USB_NEED_INIT "setenv usb_need_init; "
  82 #define BOOTENV_SHARED_USB \
  83         "usb_init=" \
  84                 "if ${usb_need_init}; then " \
  85                         "setenv usb_need_init false; " \
  86                         "usb start 0; " \
  87                 "fi\0" \
  88         \
  89         "usb_boot=" \
  90                 BOOTENV_RUN_USB_INIT \
  91                 BOOTENV_SHARED_BLKDEV_BODY(usb)
  92 #define BOOTENV_DEV_USB         BOOTENV_DEV_BLKDEV
  93 #define BOOTENV_DEV_NAME_USB    BOOTENV_DEV_NAME_BLKDEV
  94 #else
  95 #define BOOTENV_RUN_USB_INIT
  96 #define BOOTENV_SET_USB_NEED_INIT
  97 #define BOOTENV_SHARED_USB
  98 #define BOOTENV_DEV_USB \
  99         BOOT_TARGET_DEVICES_references_USB_without_CONFIG_CMD_USB
 100 #define BOOTENV_DEV_NAME_USB \
 101         BOOT_TARGET_DEVICES_references_USB_without_CONFIG_CMD_USB
 102 #endif
 103
 104 #if defined(CONFIG_CMD_DHCP)
 105 #define BOOTENV_DEV_DHCP(devtypeu, devtypel, instance) \
 106         "bootcmd_dhcp=" \
 107                 BOOTENV_RUN_USB_INIT \
 108                 "if dhcp ${scriptaddr} boot.scr.uimg; then " \
 109                         "source ${scriptaddr}; " \
 110                 "fi\0"
 111 #define BOOTENV_DEV_NAME_DHCP(devtypeu, devtypel, instance) \
 112         "dhcp "
 113 #else
 114 #define BOOTENV_DEV_DHCP \
 115         BOOT_TARGET_DEVICES_references_DHCP_without_CONFIG_CMD_DHCP
 116 #define BOOTENV_DEV_NAME_DHCP \
 117         BOOT_TARGET_DEVICES_references_DHCP_without_CONFIG_CMD_DHCP
 118 #endif
 119
 120 #if defined(CONFIG_CMD_DHCP) && defined(CONFIG_CMD_PXE)
 121 #define BOOTENV_DEV_PXE(devtypeu, devtypel, instance) \
 122         "bootcmd_pxe=" \
 123                 BOOTENV_RUN_USB_INIT \
 124                 "dhcp; " \
 125                 "if pxe get; then " \
 126                         "pxe boot; " \
 127                 "fi\0"
 128 #define BOOTENV_DEV_NAME_PXE(devtypeu, devtypel, instance) \
 129         "pxe "
 130 #else
 131 #define BOOTENV_DEV_PXE \
 132         BOOT_TARGET_DEVICES_references_PXE_without_CONFIG_CMD_DHCP_or_PXE
 133 #define BOOTENV_DEV_NAME_PXE \
 134         BOOT_TARGET_DEVICES_references_PXE_without_CONFIG_CMD_DHCP_or_PXE
 135 #endif
 136
 137 #define BOOTENV_DEV_NAME(devtypeu, devtypel, instance) \
 138         BOOTENV_DEV_NAME_##devtypeu(devtypeu, devtypel, instance)
 139 #define BOOTENV_BOOT_TARGETS \
 140         "boot_targets=" BOOT_TARGET_DEVICES(BOOTENV_DEV_NAME) "\0"
 141
 142 #define BOOTENV_DEV(devtypeu, devtypel, instance) \
 143         BOOTENV_DEV_##devtypeu(devtypeu, devtypel, instance)
 144 #define BOOTENV \
 145         BOOTENV_SHARED_MMC \
 146         BOOTENV_SHARED_USB \
 147         BOOTENV_SHARED_SATA \
 148         BOOTENV_SHARED_SCSI \
 149         BOOTENV_SHARED_IDE \
 150         "boot_prefixes=/ /boot/\0" \
 151         "boot_scripts=boot.scr.uimg boot.scr\0" \
 152         BOOTENV_BOOT_TARGETS \
 153         "bootpart=1\0" \
 154         \
 155         "boot_extlinux="                                                  \
 156                 "sysboot ${devtype} ${devnum}:${bootpart} any "           \
 157                         "${scriptaddr} ${prefix}extlinux/extlinux.conf\0" \
 158         \
 159         "scan_dev_for_extlinux="                                          \
 160                 "if test -e ${devtype} ${devnum}:${bootpart} "            \
 161                                 "${prefix}extlinux/extlinux.conf; then "  \
 162                         "echo Found ${prefix}extlinux/extlinux.conf; "    \
 163                         "run boot_extlinux; "                             \
 164                         "echo SCRIPT FAILED: continuing...; "             \
 165                 "fi\0"                                                    \
 166         \
 167         "boot_a_script="                                                  \
 168                 "load ${devtype} ${devnum}:${bootpart} "                  \
 169                         "${scriptaddr} ${prefix}${script}; "              \
 170                 "source ${scriptaddr}\0"                                  \
 171         \
 172         "scan_dev_for_scripts="                                           \
 173                 "for script in ${boot_scripts}; do "                      \
 174                         "if test -e ${devtype} ${devnum}:${bootpart} "    \
 175                                         "${prefix}${script}; then "       \
 176                                 "echo Found U-Boot script "               \
 177                                         "${prefix}${script}; "            \
 178                                 "run boot_a_script; "                     \
 179                                 "echo SCRIPT FAILED: continuing...; "     \
 180                         "fi; "                                            \
 181                 "done\0"                                                  \
 182         \
 183         "scan_dev_for_boot="                                              \
 184                 "echo Scanning ${devtype} ${devnum}...; "                 \
 185                 "for prefix in ${boot_prefixes}; do "                     \
 186                         "run scan_dev_for_extlinux; "                     \
 187                         "run scan_dev_for_scripts; "                      \
 188                 "done\0"                                                  \
 189         \
 190         BOOT_TARGET_DEVICES(BOOTENV_DEV)                                  \
 191         \
 192         "bootcmd=" BOOTENV_SET_USB_NEED_INIT                              \
 193                 "for target in ${boot_targets}; do "                      \
 194                         "run bootcmd_${target}; "                         \
 195                 "done\0"
 196
 197 #endif  /* _CONFIG_CMD_DISTRO_BOOTCMD_H */