123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103 |
- # SPDX-License-Identifier: GPL-2.0+
- #
- # Copyright (C) 2018
- # Lukasz Majewski, DENX Software Engineering, lukma@denx.de
- # This is an example file to generate boot.scr - a boot script for U-Boot
- # Generate boot.scr:
- # ./tools/mkimage -c none -A arm -T script -d tpcboot.cmd boot.scr
- #
- # Input envs (to be set in environment)
- # Mandatory:
- # kernel_file = "fitImage"
- # boardname = "XXXX" // set automatically in u-boot
- # boardsoc = "imx6q" // set automatically in u-boot
- #
- # Optional:
- # bootcmd_force = "nfs" "tftp_kernel"
- # If not set - eMMC/SD boot
- # Generic setup
- setenv mmcroot "/dev/mmcblk${devnum}p2 rootwait rw"
- setenv displayargs ""
- setenv mmcargs "setenv bootargs console=${console} ${smp} root=${mmcroot} \
- ${displayargs}"
- setenv miscadj "
- if test '${boardsoc}' = 'imx53'; then
- setenv bootargs '${bootargs} di=${dig_in} key1=${key1}';
- fi;"
- setenv nfsadj "
- if test '${boardsoc}' = 'imx53'; then
- if test '${boardtype}' = 'hsc'; then
- setenv bootargs '${bootargs} dsa_core.blacklist=yes';
- fi;
- fi;"
- setenv boot_fitImage "
- setenv fdt_conf 'conf@${boardsoc}-${boardname}.dtb';
- setenv itbcfg "\"#\${fdt_conf}\"";
- print itbcfg;
- bootm '${loadaddr}${itbcfg}';"
- #------------------------------------------------------------
- #
- # Provide default 'bootcmd' command
- #------------------------------------------------------------
- setenv bootcmd "
- if test -e ${devtype} ${devnum}:${distro_bootpart} ${kernel_file}; then
- echo Found kernel image: ${kernel_file};
- if load ${devtype} ${devnum}:${distro_bootpart} ${loadaddr} \
- ${kernel_file}; then
- run mmcargs;
- run miscadj;
- run boot_fitImage;
- fi;
- fi;"
- #------------------------------------------------------------
- #
- # Provide 'boot_tftp_kernel' command
- #------------------------------------------------------------
- setenv download_kernel "dhcp ${loadaddr} ${kernel_file}"
- setenv boot_tftp_kernel "
- if run download_kernel; then
- run mmcargs;
- run miscadj;
- run boot_fitImage;
- fi"
- #------------------------------------------------------------
- #
- # Provide 'boot_nfs' command
- #------------------------------------------------------------
- setenv nfsargs "setenv bootargs root=/dev/nfs rw nfsroot='${rootpath}',nolock,nfsvers=3"
- setenv addip "setenv bootargs '${bootargs}' ip='${ipaddr}':'${serverip}':'${gatewayip}':'${netmask}':'${hostname}':eth0:on"
- setenv boot_nfs "
- if run download_kernel; then
- run nfsargs;
- run addip;
- run nfsadj;
- setenv bootargs '${bootargs}' console=${console};
- run boot_fitImage;
- fi"
- #------------------------------------------------------------
- #
- # Set correct boot flow
- #------------------------------------------------------------
- setenv bcmd "
- if test ! -n ${bootcmd_force}; then
- run bootcmd;
- fi;
- if test ${bootcmd_force} = nfs; then
- run boot_nfs;
- else if test ${bootcmd_force} = tftp_kernel; then
- run boot_tftp_kernel;
- fi;
- fi"
- run bcmd
|