rpi-u-boot-scr: Add crc32 checks for fdt

... in the u-boot scripts. This depends on the crc32 checks PR in meta-balena. We only check that the kernel did not overlap the fdt, because no other operation is performed after unzipping the kernel image, apart from booting. Changelog-entry: rpi-u-boot-scr: Add crc32 checks for fdt Signed-off-by: Alexandru Costache <alexandru@balena.io>
balena-os · Aug 23, 2023 · b804123 · b804123
1 parent 347ea0c
commit b804123
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diff --git a/layers/meta-balena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/boot.cmd.in b/layers/meta-balena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/boot.cmd.in
@@ -4,5 +4,7 @@ fdt addr ${fdt_addr}
 fdt get value bootargs /chosen bootargs
 env set bootargs "${bootargs} ${resin_kernel_root} rootwait"
 fdt rm /chosen bootargs
+run balena_fdt_load_crc_save;
 load ${resin_dev_type} ${resin_dev_index}:${resin_root_part} ${resin_kernel_load_addr} /boot/@@KERNEL_IMAGETYPE@@
+run balena_fdt_load_crc_check;
 @@KERNEL_BOOTCMD@@ ${resin_kernel_load_addr} - ${fdt_addr}
diff --git a/...lena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/raspberrypi0-2w-64/boot.cmd.in b/...lena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/raspberrypi0-2w-64/boot.cmd.in
@@ -5,6 +5,8 @@ fdt addr ${fdt_addr}
 fdt get value bootargs /chosen bootargs
 env set bootargs "${bootargs} ${resin_kernel_root} rootwait"
 fdt rm /chosen bootargs
+run balena_fdt_load_crc_save;
 load ${resin_dev_type} ${resin_dev_index}:${resin_root_part} ${resin_tmp_loadaddr} /boot/@@KERNEL_IMAGETYPE@@
 unzip ${fileaddr} ${resin_kernel_load_addr}
+run balena_fdt_load_crc_check;
 @@KERNEL_BOOTCMD@@ ${resin_kernel_load_addr} - ${fdt_addr}
diff --git a/...-balena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/raspberrypi3-64/boot.cmd.in b/...-balena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/raspberrypi3-64/boot.cmd.in
@@ -5,6 +5,8 @@ fdt addr ${fdt_addr}
 fdt get value bootargs /chosen bootargs
 env set bootargs "${bootargs} ${resin_kernel_root} rootwait"
 fdt rm /chosen bootargs
+run balena_fdt_load_crc_save;
 load ${resin_dev_type} ${resin_dev_index}:${resin_root_part} ${resin_tmp_loadaddr} /boot/@@KERNEL_IMAGETYPE@@
 unzip ${fileaddr} ${resin_kernel_load_addr}
+run balena_fdt_load_crc_check;
 @@KERNEL_BOOTCMD@@ ${resin_kernel_load_addr} - ${fdt_addr}
diff --git a/...-balena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/raspberrypi4-64/boot.cmd.in b/...-balena-raspberrypi/recipes-bsp/rpi-u-boot-scr/rpi-u-boot-scr/raspberrypi4-64/boot.cmd.in
@@ -5,6 +5,8 @@ fdt addr ${fdt_addr}
 fdt get value bootargs /chosen bootargs
 env set bootargs "${bootargs} ${resin_kernel_root} rootwait"
 fdt rm /chosen bootargs
+run balena_fdt_load_crc_save;
 load ${resin_dev_type} ${resin_dev_index}:${resin_root_part} ${resin_tmp_loadaddr} /boot/@@KERNEL_IMAGETYPE@@
 unzip ${fileaddr} ${resin_kernel_load_addr}
+run balena_fdt_load_crc_check;
 @@KERNEL_BOOTCMD@@ ${resin_kernel_load_addr} - ${fdt_addr}