linux-lg-mako: modernize with new gcc8 linux aportgen code
This commit is contained in:
Oliver Smith
parent
ea45d2d4ed
commit
3d99fad482
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@ -1,34 +1,31 @@
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# Reference: <https://postmarketos.org/vendorkernel>
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# Kernel config based on: arch/arm/configs/lineageos_mako_defconfig
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pkgname="linux-lg-mako"
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pkgver=3.4.0
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pkgrel=8
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pkgdesc="Nexus 4 kernel from LineageOS"
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pkgrel=9
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pkgdesc="Google Nexus 4 kernel fork"
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arch="armhf"
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_carch="arm"
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_flavor="lg-mako"
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url="https://github.com/LineageOS/lge-kernel-mako"
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license="GPL2"
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url="https://kernel.org"
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license="GPL-2.0-only"
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options="!strip !check !tracedeps"
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makedepends="perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev gcc6"
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makedepends="perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev devicepkg-dev"
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# Compiler: this kernel was only tested with GCC6. Feel free to make a merge
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# request if you find out that it is booting working with newer GCCs as
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# well. See <https://postmarketos.org/vendorkernel> for instructions.
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if [ "${CC:0:5}" != "gcc6-" ]; then
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CC="gcc6-$CC"
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HOSTCC="gcc6-gcc"
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CROSS_COMPILE="gcc6-$CROSS_COMPILE"
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fi
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# Compiler: latest GCC from Alpine
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HOSTCC="${CC:-gcc}"
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HOSTCC="${HOSTCC#${CROSS_COMPILE}}"
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# Source
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_repository="lge-kernel-mako"
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_commit="1495bfcf93f9e0e896331f29e1850387c31d6714"
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_config="config-${_flavor}.armhf"
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_config="config-${_flavor}.${arch}"
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source="
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$pkgname-$_commit.tar.gz::https://github.com/LineageOS/${_repository}/archive/${_commit}.tar.gz
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$_config
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compiler-gcc6.h
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gcc7-give-up-on-ilog2-const-optimizations.patch
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gcc8-fix-put-user.patch
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01_msm-fix-perf_trace_counters.patch
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02_gpu-msm-fix-gcc5-compile.patch
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"
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@ -36,30 +33,38 @@ builddir="$srcdir/${_repository}-${_commit}"
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prepare() {
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default_prepare
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# gcc6 support
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cp -v "$srcdir/compiler-gcc6.h" "$builddir/include/linux/"
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cp "$srcdir"/$_config "$builddir"/.config
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make ARCH="$_carch" HOSTCC="$HOSTCC" silentoldconfig
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downstreamkernel_prepare "$srcdir" "$builddir" "$_config" "$_carch" "$HOSTCC"
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}
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build() {
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unset LDFLAGS
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make ARCH="$_carch" CC="${CC:-gcc}" \
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KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-Alpine"
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KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS"
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}
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package() {
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install -Dm644 "$builddir/arch/arm/boot/zImage" \
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"$pkgdir/boot/vmlinuz-$_flavor"
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# kernel.release
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install -D "$builddir/include/config/kernel.release" \
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"$pkgdir/usr/share/kernel/$_flavor/kernel.release"
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# zImage (find the right one)
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cd "$builddir/arch/$_carch/boot"
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_target="$pkgdir/boot/vmlinuz-$_flavor"
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for _zimg in zImage-dtb Image.gz-dtb *zImage Image; do
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[ -e "$_zimg" ] || continue
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msg "zImage found: $_zimg"
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install -Dm644 "$_zimg" "$_target"
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break
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done
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if ! [ -e "$_target" ]; then
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error "Could not find zImage in $PWD!"
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return 1
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fi
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}
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sha512sums="41d6b4446dbccf8a8b0e362ad0875341fb17b2a2e95c5be0450f419b838bd5b65de27dda5cce2d9d51c97d45884343f2ecf2a1323671926a82815ea2b5c13294 linux-lg-mako-1495bfcf93f9e0e896331f29e1850387c31d6714.tar.gz
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898d5e7c3c5f5d4c8c899345a56876bc55f0d45aa8d5833bbf1571d10714712066248e2b0c9b21660e0c7491af84bee1788dc240bf40f93e2c6712039aa2e98a config-lg-mako.armhf
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d80980e9474c82ba0ef1a6903b434d8bd1b092c40367ba543e72d2c119301c8b2d05265740e4104ca1ac5d15f6c4aa49e8776cb44264a9a28dc551e0d1850dcc compiler-gcc6.h
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77eba606a71eafb36c32e9c5fe5e77f5e4746caac292440d9fb720763d766074a964db1c12bc76fe583c5d1a5c864219c59941f5e53adad182dbc70bf2bc14a7 gcc7-give-up-on-ilog2-const-optimizations.patch
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0b33408a0c024c6a9103cc1006bf1534d0146333815a91406a8ae87ce5ec09da0ec427f2c7df211ecbd0a0a59206b3757f6196b9f2d3963734acc69807a5bbf2 gcc8-fix-put-user.patch
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f85ced49ee2f2461adea68dac0a10452aa809a7d41d869092d94eb085344919a9a385dec0c48011f4601ca4f441700f7fe49075c7eca4fb2d66b01f7d413ccb7 01_msm-fix-perf_trace_counters.patch
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7be03a9e78b7ac330a54b1f00509caa0621a95c0c55901878ad757f9dd69cc05ba2c8b5ea987063ae1224f92c4d090d515fa5d369e7755181a4871b0d0f82881 02_gpu-msm-fix-gcc5-compile.patch"
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@ -1,69 +0,0 @@
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// SOURCE:
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// https://github.com/NextThingCo/CHIP-u-boot/issues/10#issuecomment-287515505
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#ifndef __LINUX_COMPILER_H
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#error "Please don't include <linux/compiler-gcc6.h> directly, include <linux/compiler.h> instead."
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#endif
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#define __used __attribute__((__used__))
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#define __must_check __attribute__((warn_unused_result))
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#define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
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/* Mark functions as cold. gcc will assume any path leading to a call
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to them will be unlikely. This means a lot of manual unlikely()s
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are unnecessary now for any paths leading to the usual suspects
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like BUG(), printk(), panic() etc. [but let's keep them for now for
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older compilers]
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Early snapshots of gcc 4.3 don't support this and we can't detect this
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in the preprocessor, but we can live with this because they're unreleased.
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Maketime probing would be overkill here.
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gcc also has a __attribute__((__hot__)) to move hot functions into
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a special section, but I don't see any sense in this right now in
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the kernel context */
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#define __cold __attribute__((__cold__))
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#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)
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#ifndef __CHECKER__
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# define __compiletime_warning(message) __attribute__((warning(message)))
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# define __compiletime_error(message) __attribute__((error(message)))
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#endif /* __CHECKER__ */
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/*
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* Mark a position in code as unreachable. This can be used to
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* suppress control flow warnings after asm blocks that transfer
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* control elsewhere.
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*
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* Early snapshots of gcc 4.5 don't support this and we can't detect
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* this in the preprocessor, but we can live with this because they're
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* unreleased. Really, we need to have autoconf for the kernel.
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*/
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#define unreachable() __builtin_unreachable()
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/* Mark a function definition as prohibited from being cloned. */
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#define __noclone __attribute__((__noclone__))
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/*
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* Tell the optimizer that something else uses this function or variable.
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*/
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#define __visible __attribute__((externally_visible))
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/*
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* GCC 'asm goto' miscompiles certain code sequences:
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*
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* http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670
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*
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* Work it around via a compiler barrier quirk suggested by Jakub Jelinek.
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*
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* (asm goto is automatically volatile - the naming reflects this.)
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*/
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#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0)
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#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
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#define __HAVE_BUILTIN_BSWAP32__
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#define __HAVE_BUILTIN_BSWAP64__
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#define __HAVE_BUILTIN_BSWAP16__
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#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */
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@ -0,0 +1 @@
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../../.shared-patches/linux/gcc7-give-up-on-ilog2-const-optimizations.patch
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1
device/linux-lg-mako/gcc8-fix-put-user.patch
Symbolic link
1
device/linux-lg-mako/gcc8-fix-put-user.patch
Symbolic link
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@ -0,0 +1 @@
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../../.shared-patches/linux/gcc8-fix-put-user.patch
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