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_RUN_SCSI_INIT "run scsi_init; "
  57 #define BOOTENV_SET_SCSI_NEED_INIT "setenv scsi_need_init; "
  58 #define BOOTENV_SHARED_SCSI \
  59         "scsi_init=" \
  60                 "if ${scsi_need_init}; then " \
  61                         "setenv scsi_need_init false; " \
  62                         "scsi scan; " \
  63                 "fi\0" \
  64         \
  65         "scsi_boot=" \
  66                 BOOTENV_RUN_SCSI_INIT \
  67                 BOOTENV_SHARED_BLKDEV_BODY(scsi)
  68 #define BOOTENV_DEV_SCSI        BOOTENV_DEV_BLKDEV
  69 #define BOOTENV_DEV_NAME_SCSI   BOOTENV_DEV_NAME_BLKDEV
  70 #else
  71 #define BOOTENV_RUN_SCSI_INIT
  72 #define BOOTENV_SET_SCSI_NEED_INIT
  73 #define BOOTENV_SHARED_SCSI
  74 #define BOOTENV_DEV_SCSI \
  75         BOOT_TARGET_DEVICES_references_SCSI_without_CONFIG_CMD_SCSI
  76 #define BOOTENV_DEV_NAME_SCSI \
  77         BOOT_TARGET_DEVICES_references_SCSI_without_CONFIG_CMD_SCSI
  78 #endif
  79
  80 #ifdef CONFIG_CMD_IDE
  81 #define BOOTENV_SHARED_IDE      BOOTENV_SHARED_BLKDEV(ide)
  82 #define BOOTENV_DEV_IDE         BOOTENV_DEV_BLKDEV
  83 #define BOOTENV_DEV_NAME_IDE    BOOTENV_DEV_NAME_BLKDEV
  84 #else
  85 #define BOOTENV_SHARED_IDE
  86 #define BOOTENV_DEV_IDE \
  87         BOOT_TARGET_DEVICES_references_IDE_without_CONFIG_CMD_IDE
  88 #define BOOTENV_DEV_NAME_IDE \
  89         BOOT_TARGET_DEVICES_references_IDE_without_CONFIG_CMD_IDE
  90 #endif
  91
  92 #ifdef CONFIG_CMD_USB
  93 #define BOOTENV_RUN_USB_INIT "usb start; "
  94 #define BOOTENV_SHARED_USB \
  95         "usb_boot=" \
  96                 BOOTENV_RUN_USB_INIT \
  97                 BOOTENV_SHARED_BLKDEV_BODY(usb)
  98 #define BOOTENV_DEV_USB         BOOTENV_DEV_BLKDEV
  99 #define BOOTENV_DEV_NAME_USB    BOOTENV_DEV_NAME_BLKDEV
 100 #else
 101 #define BOOTENV_RUN_USB_INIT
 102 #define BOOTENV_SHARED_USB
 103 #define BOOTENV_DEV_USB \
 104         BOOT_TARGET_DEVICES_references_USB_without_CONFIG_CMD_USB
 105 #define BOOTENV_DEV_NAME_USB \
 106         BOOT_TARGET_DEVICES_references_USB_without_CONFIG_CMD_USB
 107 #endif
 108
 109 #if defined(CONFIG_CMD_DHCP)
 110 #define BOOTENV_DEV_DHCP(devtypeu, devtypel, instance) \
 111         "bootcmd_dhcp=" \
 112                 BOOTENV_RUN_USB_INIT \
 113                 "if dhcp ${scriptaddr} boot.scr.uimg; then " \
 114                         "source ${scriptaddr}; " \
 115                 "fi\0"
 116 #define BOOTENV_DEV_NAME_DHCP(devtypeu, devtypel, instance) \
 117         "dhcp "
 118 #else
 119 #define BOOTENV_DEV_DHCP \
 120         BOOT_TARGET_DEVICES_references_DHCP_without_CONFIG_CMD_DHCP
 121 #define BOOTENV_DEV_NAME_DHCP \
 122         BOOT_TARGET_DEVICES_references_DHCP_without_CONFIG_CMD_DHCP
 123 #endif
 124
 125 #if defined(CONFIG_CMD_DHCP) && defined(CONFIG_CMD_PXE)
 126 #define BOOTENV_DEV_PXE(devtypeu, devtypel, instance) \
 127         "bootcmd_pxe=" \
 128                 BOOTENV_RUN_USB_INIT \
 129                 "dhcp; " \
 130                 "if pxe get; then " \
 131                         "pxe boot; " \
 132                 "fi\0"
 133 #define BOOTENV_DEV_NAME_PXE(devtypeu, devtypel, instance) \
 134         "pxe "
 135 #else
 136 #define BOOTENV_DEV_PXE \
 137         BOOT_TARGET_DEVICES_references_PXE_without_CONFIG_CMD_DHCP_or_PXE
 138 #define BOOTENV_DEV_NAME_PXE \
 139         BOOT_TARGET_DEVICES_references_PXE_without_CONFIG_CMD_DHCP_or_PXE
 140 #endif
 141
 142 #define BOOTENV_DEV_NAME(devtypeu, devtypel, instance) \
 143         BOOTENV_DEV_NAME_##devtypeu(devtypeu, devtypel, instance)
 144 #define BOOTENV_BOOT_TARGETS \
 145         "boot_targets=" BOOT_TARGET_DEVICES(BOOTENV_DEV_NAME) "\0"
 146
 147 #define BOOTENV_DEV(devtypeu, devtypel, instance) \
 148         BOOTENV_DEV_##devtypeu(devtypeu, devtypel, instance)
 149 #define BOOTENV \
 150         BOOTENV_SHARED_MMC \
 151         BOOTENV_SHARED_USB \
 152         BOOTENV_SHARED_SATA \
 153         BOOTENV_SHARED_SCSI \
 154         BOOTENV_SHARED_IDE \
 155         "boot_prefixes=/ /boot/\0" \
 156         "boot_scripts=boot.scr.uimg boot.scr\0" \
 157         BOOTENV_BOOT_TARGETS \
 158         "bootpart=1\0" \
 159         \
 160         "boot_extlinux="                                                  \
 161                 "sysboot ${devtype} ${devnum}:${bootpart} any "           \
 162                         "${scriptaddr} ${prefix}extlinux/extlinux.conf\0" \
 163         \
 164         "scan_dev_for_extlinux="                                          \
 165                 "if test -e ${devtype} ${devnum}:${bootpart} "            \
 166                                 "${prefix}extlinux/extlinux.conf; then "  \
 167                         "echo Found ${prefix}extlinux/extlinux.conf; "    \
 168                         "run boot_extlinux; "                             \
 169                         "echo SCRIPT FAILED: continuing...; "             \
 170                 "fi\0"                                                    \
 171         \
 172         "boot_a_script="                                                  \
 173                 "load ${devtype} ${devnum}:${bootpart} "                  \
 174                         "${scriptaddr} ${prefix}${script}; "              \
 175                 "source ${scriptaddr}\0"                                  \
 176         \
 177         "scan_dev_for_scripts="                                           \
 178                 "for script in ${boot_scripts}; do "                      \
 179                         "if test -e ${devtype} ${devnum}:${bootpart} "    \
 180                                         "${prefix}${script}; then "       \
 181                                 "echo Found U-Boot script "               \
 182                                         "${prefix}${script}; "            \
 183                                 "run boot_a_script; "                     \
 184                                 "echo SCRIPT FAILED: continuing...; "     \
 185                         "fi; "                                            \
 186                 "done\0"                                                  \
 187         \
 188         "scan_dev_for_boot="                                              \
 189                 "echo Scanning ${devtype} ${devnum}...; "                 \
 190                 "for prefix in ${boot_prefixes}; do "                     \
 191                         "run scan_dev_for_extlinux; "                     \
 192                         "run scan_dev_for_scripts; "                      \
 193                 "done\0"                                                  \
 194         \
 195         BOOT_TARGET_DEVICES(BOOTENV_DEV)                                  \
 196         \
 197         "bootcmd=" BOOTENV_SET_SCSI_NEED_INIT                             \
 198                 "for target in ${boot_targets}; do "                      \
 199                         "run bootcmd_${target}; "                         \
 200                 "done\0"
 201
 202 #endif  /* _CONFIG_CMD_DISTRO_BOOTCMD_H */