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https://github.com/fosslinux/live-bootstrap.git
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98ea0a4c2e
Generally, this is bad, because reduces featureset of kernel. However, we don't use any blobbed features anyway. 1. This allows much lower RAM usage. 2. Speeds up deblobbing from hours -> seconds. This nukes blobbed files instead of replacing blobs.
58 lines
1.7 KiB
Bash
Executable file
58 lines
1.7 KiB
Bash
Executable file
# SPDX-FileCopyrightText: 2021 fosslinux <fosslinux@aussies.space>
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#
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# SPDX-License-Identifier: GPL-3.0-or-later
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src_unpack() {
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default || true # Predictable link errors - not a problem
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cp ../src/deblob-4.9 ${pkg}/
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# Clear up storage space
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rm -rf ../src
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}
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generate_autoconf_h() {
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# generate include/linux/autoconf.h -- we do not have gperf rn to do it the normal way
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mkdir -p include/generated
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# Transform each of the CONFIG_* options that are =y into header
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grep -E '=y$' .config | sed 's/=y$/ 1/' | sed 's/^/#define /' >> include/generated/autoconf.h
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# Transform each of the CONFIG_* options that are unset into headers
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grep -E ' is not set$' .config | sed 's/ is not set$//' | sed 's/#/#undef/' >> include/generated/autoconf.h
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# Transform each of the non-boolean options into headers
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grep -E '=.*$' .config | grep -v -E '=y$' | sed 's/=/ /' | sed 's/^/#define /' >> include/generated/autoconf.h
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}
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src_prepare() {
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default
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mv config .config
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mkdir -p include/config
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cp .config include/config/auto.conf
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generate_autoconf_h
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# Deblob the kernel
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chmod +x deblob-4.9
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./deblob-4.9 --force
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# Remove shipped files
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find . -name "*_shipped*" -delete
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}
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src_compile() {
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cp .config include/config/auto.conf
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rm include/generated/autoconf.h
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generate_autoconf_h
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# Allow use of patched initramfs_list.sh (which is required anyway)
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export PATH=$PWD/usr:$PATH
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make ARCH=i386 prepare
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make ARCH=i386
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}
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src_install() {
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mkdir -p "${PREFIX}/boot"
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cp arch/i386/boot/bzImage "${PREFIX}/boot/linux-4.9.10"
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cp usr/gen_init_cpio "${PREFIX}/bin"
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cp scripts/gen_initramfs_list.sh "${PREFIX}/bin"
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}
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