4b19568f1b
This allows booting a new image from a running OS, creating a phram mtd for the root squashfs * enable CONFIG_KEXEC * add modules/kexecboot * patch kexec-tools to add --map-file option for the squashfs * patch kernel kexec code to call new kernel with DTB
34 lines
1.1 KiB
Nix
34 lines
1.1 KiB
Nix
{
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fetchFromGitHub
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, writeShellScript
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}:
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let
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src = fetchFromGitHub {
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name = "openwrt-source";
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repo = "openwrt";
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owner = "openwrt";
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rev = "a5265497a4f6da158e95d6a450cb2cb6dc085cab";
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hash = "sha256-YYi4gkpLjbOK7bM2MGQjAyEBuXJ9JNXoz/JEmYf8xE8=";
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};
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doPatch = family : ''
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cp -av ${src}/target/linux/generic/files/* .
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chmod -R u+w .
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cp -av ${src}/target/linux/${family}/files/* .
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chmod -R u+w .
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patches() {
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for i in $* ; do patch --batch --forward -p1 < $i ;done
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}
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patches ${src}/target/linux/generic/backport-5.15/*.patch
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patches ${src}/target/linux/generic/pending-5.15/*.patch
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# This patch breaks passing the DTB to kexeced kernel, so let's
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# get rid of it. It's not needed anyway as we pass the cmdline
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# in the dtb
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patch --batch -p1 --reverse < ${src}/target/linux/generic/pending-5.15/330-MIPS-kexec-Accept-command-line-parameters-from-users.patch
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patches ${src}/target/linux/generic/hack-5.15/*.patch
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patches ${src}/target/linux/${family}/patches-5.15/*.patch
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'';
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in {
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inherit src;
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applyPatches.ath79 = doPatch "ath79";
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applyPatches.ramips = doPatch "ramips";
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}
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