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swap zimage and dtb in ram 

kernel uncompression code creates a stack directly
after the compressed payload, which was trashing the dtb
pull/2/head
Daniel Barlow 2023-12-23 15:34:01 +00:00
parent aecc44aaa0
commit dbf1ecdcb7
1 changed files with 5 additions and 4 deletions
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9
modules/outputs/tftpboot.nix
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@ -72,18 +72,19 @@ in {
hex() { printf "0x%x" $1; }
rootfsStart=${toString cfg.loadAddress}
rootfsSize=$(binsize64k ${o.rootfs} )
imageStart=$(($rootfsStart + $rootfsSize))
imageSize=$(binsize ${image})
dtbStart=$(($imageStart + $imageSize))
dtbStart=$(($rootfsStart + $rootfsSize))
dtbSize=$(binsize ${o.dtb} )
imageStart=$(($dtbStart + $dtbSize))
imageSize=$(binsize ${image})
ln -s ${o.manifest} manifest
ln -s ${image} image
ln -s ${o.kernel} vmlinux # handy for gdb
${if cfg.compressRoot
then ''
lzma -z9cv ${o.rootfs} > rootfs.lz
rootfsLzStart=$(($dtbStart + $dtbSize))
rootfsLzStart=$(($imageStart + $imageSize))
rootfsLzSize=$(binsize rootfs.lz)
''
else "ln -s ${o.rootfs} rootfs"