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authorStefan Agner <stefan.agner@toradex.com>2019-11-28 09:49:53 +0000
committerStefan Agner <stefan.agner@toradex.com>2019-11-28 09:49:53 +0000
commit98dbc9f5c52616618cbf722965ce2f5dd90409db (patch)
treec013ea3fe3ecde1029552f8eb6c98fda90171603
parente6467e51a80b60e1a11e2f3437b49cc1acf52cdb (diff)
u-boot-distro-boot: do not reuse bootcmd variable
The bootcmd variable is the entry point for regular boot. If booting fails for some reason and one saves the environment at this point, the next boot will no longer use distro boot. Often booting works since the boot script setup all variables correctly, so one does not notice that the boot flow has been altered/hard-coded. Do not reuse bootcmd to avoid accidentally alter the boot flow. Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
-rw-r--r--recipes-bsp/u-boot/u-boot-distro-boot/boot.cmd.in6
-rw-r--r--recipes-bsp/u-boot/u-boot-distro-boot/sota/boot.cmd.in6
2 files changed, 6 insertions, 6 deletions
diff --git a/recipes-bsp/u-boot/u-boot-distro-boot/boot.cmd.in b/recipes-bsp/u-boot/u-boot-distro-boot/boot.cmd.in
index d92c48d..00d17d9 100644
--- a/recipes-bsp/u-boot/u-boot-distro-boot/boot.cmd.in
+++ b/recipes-bsp/u-boot/u-boot-distro-boot/boot.cmd.in
@@ -25,6 +25,6 @@ env set emmcargs_set 'env set emmcargs root=PARTUUID=${uuid} ro rootfstype=ext4
env set bootcmd_args 'env set bootargs ${defargs} ${emmcargs} ${setupargs} ${vidargs} ${tdxargs}'
env set bootcmd_kernel 'load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_r} ${kernel_image}'
env set bootcmd_dtb 'load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} ${fdtfile}'
-env set bootcmd_run '@@KERNEL_BOOTCMD@@ ${kernel_addr_r} - ${fdt_addr_r}'
-env set bootcmd 'run m4boot; run bootcmd_dtb && run uuid_set && run emmcargs_set && run bootcmd_args && run bootcmd_kernel && run bootcmd_run'
-run bootcmd
+env set bootcmd_boot '@@KERNEL_BOOTCMD@@ ${kernel_addr_r} - ${fdt_addr_r}'
+env set bootcmd_run 'run m4boot; run bootcmd_dtb && run uuid_set && run emmcargs_set && run bootcmd_args && run bootcmd_kernel && run bootcmd_boot'
+run bootcmd_run
diff --git a/recipes-bsp/u-boot/u-boot-distro-boot/sota/boot.cmd.in b/recipes-bsp/u-boot/u-boot-distro-boot/sota/boot.cmd.in
index bbf847d..8451894 100644
--- a/recipes-bsp/u-boot/u-boot-distro-boot/sota/boot.cmd.in
+++ b/recipes-bsp/u-boot/u-boot-distro-boot/sota/boot.cmd.in
@@ -45,6 +45,6 @@ then
fi
env set bootcmd_dtb 'load ${devtype} ${devnum}:2 ${fdt_addr_r} "/boot"${fdt_path}devicetree-${fdtfile}; if test -e ${devtype} ${devnum}:1 ${overlays_file}; then run load_overlay && run apply_overlays || true;fi || true'
-env set bootcmd_run '@@KERNEL_BOOTCMD@@ ${kernel_addr_r} ${ramdisk_addr_r}:${ramdisk_size} ${fdt_addr_r}'
-env set bootcmd 'run bootcmd_dtb && run bootcmd_args && run bootcmd_load_k && run bootcmd_load_r && run bootcmd_run'
-run bootcmd
+env set bootcmd_boot '@@KERNEL_BOOTCMD@@ ${kernel_addr_r} ${ramdisk_addr_r}:${ramdisk_size} ${fdt_addr_r}'
+env set bootcmd_run 'run bootcmd_dtb && run bootcmd_args && run bootcmd_load_k && run bootcmd_load_r && run bootcmd_boot'
+run bootcmd_run