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Use compressed squashfs for kernel (#1418)

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* Add squashfs with LZ4 and LZO compression to Barebox

* Add squashfs with LZO compression to U-Boot

* Use squashfs for Linux kernel partition

Generate a squashfs image with LZO compression for the Linux kernel
partition. Adjust the boot scripts to be file system independent commands
to boot from squashfs.
This commit is contained in:
Stefan Agner
2021-06-17 01:53:35 +02:00
committed by GitHub
parent 44cca729f0
commit f6d639f2bf
15 changed files with 29 additions and 29 deletions
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4
buildroot-external/board/raspberrypi/uboot-boot64.ush
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@@ -38,7 +38,7 @@ for BOOT_SLOT in "${BOOT_ORDER}"; do
if test ${BOOT_A_LEFT} -gt 0; then
setexpr BOOT_A_LEFT ${BOOT_A_LEFT} - 1
echo "Trying to boot slot A, ${BOOT_A_LEFT} attempts remaining. Loading kernel ..."
if ext4load ${devtype} ${devnum}:2 ${kernel_addr_r} Image; then
if load ${devtype} ${devnum}:2 ${kernel_addr_r} Image; then
setenv bootargs "${bootargs_hassos} ${bootargs_rpi} ${bootargs_a} rauc.slot=A"
fi
fi
@@ -46,7 +46,7 @@ for BOOT_SLOT in "${BOOT_ORDER}"; do
if test ${BOOT_B_LEFT} -gt 0; then
setexpr BOOT_B_LEFT ${BOOT_B_LEFT} - 1
echo "Trying to boot slot B, ${BOOT_B_LEFT} attempts remaining. Loading kernel ..."
if ext4load ${devtype} ${devnum}:4 ${kernel_addr_r} Image; then
if load ${devtype} ${devnum}:4 ${kernel_addr_r} Image; then
setenv bootargs "${bootargs_hassos} ${bootargs_rpi} ${bootargs_b} rauc.slot=B"
fi
fi