Verified Commit 0281cfdc authored by A. Wilcox's avatar A. Wilcox
Browse files

system/easy-kernel-power8: lo, our first kernel flavour

parent 8f0c74f2
# Contributor: A. Wilcox <awilfox@adelielinux.org>
# Maintainer: Adelie Platform Group <adelie-devel@lists.adelielinux.org>
_pkgname=easy-kernel-power8
pkgver=4.14.48
pkgrel=8
pkgname=$_pkgname-$pkgver-mc$pkgrel
pkgdesc="The Linux kernel, packaged for POWER8 and POWER9 computers"
url="https://kernel.org/"
arch="ppc64"
options="!check !dbg !strip !tracedeps"
license="GPL-2.0-only"
depends=""
makedepends="bc gzip lzop openssl-dev xz"
install=""
provides="easy-kernel=$pkgver-r$pkgrel"
subpackages="$_pkgname-modules-$pkgver-mc$pkgrel:modules
$_pkgname-src-$pkgver-mc$pkgrel:src"
source="https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.14.tar.xz
https://distfiles.adelielinux.org/source/linux-4.14-mc$pkgrel.patch.xz
ast-endianness.patch
config-ppc64"
builddir="$srcdir/linux-4.14"
prepare() {
default_prepare
cd "$srcdir"
cat linux-4.14-mc$pkgrel.patch.xz | unxz -> linux-4.14-mc$pkgrel.patch
cd "$builddir"
patch -Np1 <../linux-4.14-mc$pkgrel.patch
cd "$srcdir"
cp config-$CARCH linux-4.14/.config
cp -pr linux-4.14 linux-src
}
build() {
cd "$builddir"
make LDFLAGS=""
}
package() {
cd "$builddir"
mkdir -p "$pkgdir"/boot
make INSTALL_PATH="$pkgdir"/boot \
INSTALL_MOD_PATH="$pkgdir" \
install modules_install
if [ -f "$pkgdir"/boot/vmlinuz ]; then
mv "$pkgdir"/boot/vmlinuz \
"$pkgdir"/boot/vmlinuz-$pkgver-mc$pkgrel-easy
fi
if [ -f "$pkgdir"/boot/vmlinux ]; then
mv "$pkgdir"/boot/vmlinux \
"$pkgdir"/boot/vmlinux-$pkgver-mc$pkgrel-easy
fi
install -D "$builddir"/include/config/kernel.release \
"$pkgdir"/usr/share/kernel/easy-$pkgver-mc$pkgrel/kernel.release
}
modules() {
pkgdesc="Modules / device drivers for easy-kernel"
provides="easy-kernel-modules=$pkgver-r$pkgrel"
autodeps=0 # modules should not depend on src just for symlink
mkdir -p "$subpkgdir"/lib
mv "$pkgdir"/lib/modules "$subpkgdir"/lib/
rm "$subpkgdir"/lib/modules/$pkgver-mc$pkgrel-easy/build
rm "$subpkgdir"/lib/modules/$pkgver-mc$pkgrel-easy/source
ln -s "../../../usr/src/linux-$pkgver-mc$pkgrel" \
"$subpkgdir"/lib/modules/$pkgver-mc$pkgrel-easy/build
ln -s "../../../usr/src/linux-$pkgver-mc$pkgrel" \
"$subpkgdir"/lib/modules/$pkgver-mc$pkgrel-easy/source
}
src() {
pkgdesc="Kernel source code used to build the kernel"
provides="easy-kernel-src=$pkgver-r$pkgrel"
mkdir -p "$subpkgdir"/usr/src
mv "$srcdir"/linux-src "$subpkgdir"/usr/src/linux-$pkgver-mc$pkgrel
}
sha512sums="77e43a02d766c3d73b7e25c4aafb2e931d6b16e870510c22cef0cdb05c3acb7952b8908ebad12b10ef982c6efbe286364b1544586e715cf38390e483927904d8 linux-4.14.tar.xz
3fe2da1714cc83d909ba43d27c7f22ef4f2a6ecfd91ff81e0e141a0dd742ec78ad11392186871762f410615ae7c7f33dd814e0f194c7f7aed1dee2d9fca0252d linux-4.14-mc8.patch.xz
e41d9111219342ad13367902242444ecdd847a93575c3f9709d6c6a075bc650f4a15be9db1a8798435fc0a0b56d41705829bfe0d2c2d88f8d1c28931e27ef5be ast-endianness.patch
5fc64889be042c2bc7c890f4c66d12dd5b9765b21dacfe23d57c7d8a863798065cd555842db6cbf4a628fedab4952371899e1f6249ab852d3b565640030f2e12 config-ppc64"
Author: Elizabeth Myers <elizabeth@adelielinux.org>
I'm certain this fix is wrong fwiw, but it's the best I could come with
--- linux-4.14/drivers/gpu/drm/ast/ast_fb.c.old 2017-11-12 12:46:13.000000000 -0600
+++ linux-4.14/drivers/gpu/drm/ast/ast_fb.c 2018-06-30 20:54:43.530000000 -0500
@@ -109,9 +109,30 @@
unmap = true;
}
for (i = y; i <= y2; i++) {
+ int copy_width = x2 - x + 1;
/* assume equal stride for now */
src_offset = dst_offset = i * afbdev->afb.base.pitches[0] + (x * bpp);
- memcpy_toio(bo->kmap.virtual + src_offset, afbdev->sysram + src_offset, (x2 - x + 1) * bpp);
+ switch (bpp) {
+ case 4:
+ while (copy_width) {
+ iowrite32(*(u32 *)(afbdev->sysram + src_offset),
+ bo->kmap.virtual + src_offset);
+ src_offset += 4;
+ copy_width--;
+ }
+ break;
+ case 2:
+ while (copy_width) {
+ iowrite16(*(u16 *)(afbdev->sysram + src_offset),
+ bo->kmap.virtual + src_offset);
+ src_offset += 2;
+ copy_width--;
+ }
+ break;
+ default:
+ memcpy_toio(bo->kmap.virtual + src_offset, afbdev->sysram + src_offset, (x2 - x + 1) * bpp);
+ break;
+ }
}
if (unmap)
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