include/configs/tegra2-common-post.h

   1 /*
   2  * (C) Copyright 2010-2012
   3  * NVIDIA Corporation <www.nvidia.com>
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef __TEGRA2_COMMON_POST_H
  25 #define __TEGRA2_COMMON_POST_H
  26
  27 #ifdef CONFIG_BOOTCOMMAND
  28
  29 #define BOOTCMDS_COMMON ""
  30
  31 #else
  32
  33 #ifdef CONFIG_CMD_EXT2
  34 #define BOOT_FSTYPE_EXT2 "ext2 "
  35 #else
  36 #define BOOT_FSTYPE_EXT2 ""
  37 #endif
  38
  39 #ifdef CONFIG_CMD_FAT
  40 #define BOOT_FSTYPE_FAT "fat"
  41 #else
  42 #define BOOT_FSTYPE_FAT ""
  43 #endif
  44
  45 #ifdef CONFIG_CMD_MMC
  46 #define BOOTCMDS_MMC \
  47         "mmc_boot=" \
  48                 "setenv devtype mmc; " \
  49                 "if mmc dev ${devnum}; then " \
  50                         "run scan_boot; " \
  51                 "fi\0" \
  52         "bootcmd_mmc0=setenv devnum 0; run mmc_boot;\0" \
  53         "bootcmd_mmc1=setenv devnum 1; run mmc_boot;\0"
  54 #define BOOT_TARGETS_MMC "mmc1 mmc0"
  55 #else
  56 #define BOOTCMDS_MMC ""
  57 #define BOOT_TARGETS_MMC ""
  58 #endif
  59
  60 #ifdef CONFIG_CMD_USB
  61 #define BOOTCMD_INIT_USB "run usb_init; "
  62 #define BOOTCMDS_USB \
  63         "usb_init=" \
  64                 "if ${usb_need_init}; then " \
  65                         "set usb_need_init false; " \
  66                         "usb start 0; " \
  67                 "fi\0" \
  68         \
  69         "usb_boot=" \
  70                 "setenv devtype usb; " \
  71                 BOOTCMD_INIT_USB \
  72                 "if usb dev ${devnum}; then " \
  73                         "run scan_boot; " \
  74                 "fi\0" \
  75         \
  76         "bootcmd_usb0=setenv devnum 0; run usb_boot;\0"
  77 #define BOOT_TARGETS_USB "usb0"
  78 #else
  79 #define BOOTCMD_INIT_USB ""
  80 #define BOOTCMDS_USB ""
  81 #define BOOT_TARGETS_USB ""
  82 #endif
  83
  84 #ifdef CONFIG_CMD_DHCP
  85 #define BOOTCMDS_DHCP \
  86         "bootcmd_dhcp=" \
  87                 BOOTCMD_INIT_USB \
  88                 "if dhcp ${scriptaddr} boot.scr.uimg; then "\
  89                         "source ${scriptaddr}; " \
  90                 "fi\0"
  91 #define BOOT_TARGETS_DHCP "dhcp"
  92 #else
  93 #define BOOTCMDS_DHCP ""
  94 #define BOOT_TARGETS_DHCP ""
  95 #endif
  96
  97 #define BOOTCMDS_COMMON \
  98         "scriptaddr=0x400000\0" \
  99         \
 100         "rootpart=1\0" \
 101         \
 102         "script_boot="                                                    \
 103                 "if ${fs}load ${devtype} ${devnum}:${rootpart} "          \
 104                                 "${scriptaddr} ${prefix}${script}; then " \
 105                         "echo ${script} found! Executing ...;"            \
 106                         "source ${scriptaddr};"                           \
 107                 "fi;\0"                                                   \
 108         \
 109         "scan_boot="                                                      \
 110                 "echo Scanning ${devtype} ${devnum}...; "                 \
 111                 "for fs in ${boot_fstypes}; do "                          \
 112                         "for prefix in ${boot_prefixes}; do "             \
 113                                 "for script in ${boot_scripts}; do "      \
 114                                         "run script_boot; "               \
 115                                 "done; "                                  \
 116                         "done; "                                          \
 117                 "done;\0"                                                 \
 118         \
 119         "boot_targets=" \
 120                 BOOT_TARGETS_MMC " " \
 121                 BOOT_TARGETS_USB " " \
 122                 BOOT_TARGETS_DHCP " " \
 123                 "\0" \
 124         \
 125         "boot_fstypes=" \
 126                 BOOT_FSTYPE_EXT2 " " \
 127                 BOOT_FSTYPE_FAT " " \
 128                 "\0" \
 129         \
 130         "boot_prefixes=/ /boot/\0" \
 131         \
 132         "boot_scripts=boot.scr.uimg boot.scr\0" \
 133         \
 134         BOOTCMDS_MMC \
 135         BOOTCMDS_USB \
 136         BOOTCMDS_DHCP
 137
 138 #define CONFIG_BOOTCOMMAND \
 139         "for target in ${boot_targets}; do run bootcmd_${target}; done"
 140
 141 #endif
 142
 143 #define CONFIG_EXTRA_ENV_SETTINGS \
 144         TEGRA2_DEVICE_SETTINGS \
 145         "fdt_load=0x01000000\0" \
 146         "fdt_high=01100000\0" \
 147         BOOTCMDS_COMMON
 148
 149 #endif /* __TEGRA2_COMMON_POST_H */