Initial support for OnePlus One (bacon) (#523)

Currently using the LineageOS 15.0 kernel.

device/device-oneplus-bacon/90-android.rules

+# udev rules file
+# All device names can be read from weston's logfile (/tmp/weston.log in postmarketOS)

device/device-oneplus-bacon/APKBUILD

+pkgname=device-oneplus-bacon
+pkgver=1
+pkgrel=1
+pkgdesc="OnePlus One"
+url="https://github.com/postmarketOS"
+arch="noarch"
+license="MIT"
+depends="linux-oneplus-bacon linux-firmware mkbootimg"
+makedepends=""
+install=""
+subpackages=""
+source="90-android.rules deviceinfo"
+options="!check"
+
+build() {
+	return 0
+}
+
+package() {
+	install -D -m644 "$srcdir"/90-android.rules \
+		"$pkgdir"/etc/udev/rules.d/90-android.rules
+	install -D -m644 "$srcdir"/deviceinfo \
+		"$pkgdir"/etc/deviceinfo
+}
+
+sha512sums="155aa9c8bd0e202917c7f55312eaaa189114864d89bbf7fdbdcc4fe146af3c7c781a6e76b0030046383dee823465a994d6954408248cc2f43e48af40869d6b25  90-android.rules
+54c9a25dfbfff8381009f1e49e8b22bb89bd1decf3f9900e67f4f2c9e6b25db4715d4b72e7d9d9791d7d637971e0ac40086746d29c324ffe009b02b06a0b8a30  deviceinfo"

device/device-oneplus-bacon/deviceinfo

+# Reference: <https://postmarketos.org/deviceinfo>
+# Please use double quotes only. You can source this file in shell scripts.
+
+deviceinfo_format_version="0"
+deviceinfo_name="OnePlus One"
+deviceinfo_manufacturer="OnePlus"
+deviceinfo_date=""
+deviceinfo_keyboard="false"
+deviceinfo_nonfree="????"
+deviceinfo_dtb=""
+deviceinfo_modules_initfs=""
+deviceinfo_external_disk="false"
+deviceinfo_external_disk_install="false"
+deviceinfo_flash_methods="fastboot"
+deviceinfo_arch="armhf"
+
+# Splash screen
+deviceinfo_screen_width="1080"
+deviceinfo_screen_height="1920"
+
+# Fastboot related
+deviceinfo_generate_bootimg="true"
+deviceinfo_bootimg_qcdt="true"
+deviceinfo_flash_offset_kernel="0x00008000"
+deviceinfo_flash_offset_ramdisk="0x02000000"
+deviceinfo_flash_offset_second="0x00f00000"
+deviceinfo_flash_offset_tags="0x01e00000"
+deviceinfo_flash_offset_base="0"
+deviceinfo_flash_pagesize="2048"
+deviceinfo_kernel_cmdline="console=ttyHSL0,115200,n8 androidboot.hardware=bacon user_debug=31 msm_rtb.filter=0x3F ehci-hcd.park=3 androidboot.bootdevice=msm_sdcc.1 buildvariant=userdebug"
+
+deviceinfo_weston_core_modules="xwayland.so"

device/linux-oneplus-bacon/APKBUILD

+# APKBUILD based on linux-vanilla aport. Changes:
+# - add !check !tracedeps
+# - do not create -dev subpackage
+#
+# Kernel config based on: arch/arm/configs/lineageos_bacon_defconfig
+# Changes:
+# - enable loadable module support
+# - enable devtmpfs (needed for udev -> touch support in weston)
+
+_vendor=oneplus
+_flavor=oneplus-bacon
+_version="lineage-15.0"
+_config="config-${_flavor}.armhf"
+
+pkgname=linux-${_flavor}
+pkgver=3.4.113
+case $pkgver in
+	*.*.*)  _kernver=${pkgver%.*};;
+	*.*) _kernver=$pkgver;;
+esac
+pkgrel=1
+arch="armhf"
+pkgdesc="LineageOS kernel for OnePlus One"
+url="https://github.com/LineageOS/android_kernel_oneplus_msm8974"
+depends="postmarketos-mkinitfs"
+makedepends="perl sed installkernel bash gmp-dev bc linux-headers elfutils-dev python2 xz dtbtool"
+options="!strip !check !tracedeps"
+install=
+source="
+	$pkgname-$_version.tar.gz::https://github.com/LineageOS/android_kernel_oneplus_msm8974/archive/${_version}.tar.gz
+	${_config}
+	compiler-gcc6.h
+	gpu-msm-fix-gcc5-compile.patch
+"
+subpackages=""
+license="GPL2"
+
+_abi_release=${pkgver}
+_carch="arm"
+HOSTCC="${CC:-gcc}"
+HOSTCC="${HOSTCC#${CROSS_COMPILE}}"
+
+ksrcdir="$srcdir/android_kernel_oneplus_msm8974-${_version}"
+
+prepare() {
+	local _patch_failed=
+	cd "$ksrcdir"
+
+	# first apply patches in specified order
+	for i in $source; do
+		case $i in
+		*.patch)
+			msg "Applying $i..."
+			if ! patch -s -p1 -N -i "$srcdir"/$i; then
+				echo $i >>failed
+				_patch_failed=1
+			fi
+			;;
+		esac
+	done
+
+	if ! [ -z "$_patch_failed" ]; then
+		error "The following patches failed:"
+		cat failed
+		return 1
+	fi
+
+	# gcc6 support
+	cp -v "$srcdir"/compiler-gcc6.h "$ksrcdir"/include/linux/
+
+	mkdir -p "$srcdir"/build
+	cp "$srcdir"/$_config "$srcdir"/build/.config || return 1
+
+	echo "--[ silentoldconfig ]--"
+	yes "" | make -C "$ksrcdir" O="$srcdir"/build ARCH="$_carch" HOSTCC="$HOSTCC" \
+		oldconfig
+}
+
+# this is so we can do `abuild menuconfig` to reconfigure kernel
+menuconfig() {
+	cd "$srcdir"/build || return 1
+
+	echo "--[ menuconfig ]--"
+	make ARCH="$_carch" menuconfig
+	cp .config "$startdir"/$_config
+}
+
+build() {
+	cd "$srcdir"/build
+	unset LDFLAGS
+
+	make ARCH="$_carch" CC="${CC:-gcc}" \
+		KBUILD_BUILD_VERSION="$((pkgrel + 1))-Alpine" CONFIG_NO_ERROR_ON_MISMATCH=y \
+		|| return 1
+
+	echo "--[ Build modules ]--"
+	make ARCH="$_carch" CC="${CC:-gcc}" \
+		KBUILD_BUILD_VERSION="$((pkgrel + 1))-Alpine" CONFIG_NO_ERROR_ON_MISMATCH=y \
+		modules || return 1
+
+	dtbTool -s 2048 -p "scripts/dtc/" -o "arch/arm/boot/dt.img" "arch/arm/boot/"
+}
+
+package() {
+	install -Dm644 "$srcdir"/build/arch/arm/boot/dt.img \
+		"$pkgdir"/boot/dt.img
+
+	install -Dm644 "$srcdir"/build/arch/arm/boot/zImage-dtb \
+		"$pkgdir"/boot/vmlinuz-$_flavor
+
+	install -D "$srcdir"/build/include/config/kernel.release \
+		"$pkgdir"/usr/share/kernel/$_flavor/kernel.release
+
+	cd "$srcdir"/build
+	unset LDFLAGS
+
+	echo "--[ Installing modules ]--"
+	make ARCH="$_carch" CC="${CC:-gcc}" \
+		KBUILD_BUILD_VERSION="$((pkgrel + 1))-Alpine" CONFIG_NO_ERROR_ON_MISMATCH=y \
+		INSTALL_MOD_PATH="$pkgdir" modules_install \
+		|| return 1
+}
+
+sha512sums="3f2a599435799e8722ff20295dc438c1c8a303142ec73daf4f549dea1ed202271cf64d9bff9f781aaa0bebf6662a7e4061c2e9653d45c7936d2337c46a0f0789  linux-oneplus-bacon-lineage-15.0.tar.gz
+2939fdd0d54b56d9198b5b2527c2a3c647c74f658221c60b457bb68b5f5b1c3949876ae511ef5278766cf268d69fad8b25ca30d3fb807a8221b8d11769dfcf4a  config-oneplus-bacon.armhf
+d80980e9474c82ba0ef1a6903b434d8bd1b092c40367ba543e72d2c119301c8b2d05265740e4104ca1ac5d15f6c4aa49e8776cb44264a9a28dc551e0d1850dcc  compiler-gcc6.h
+7be03a9e78b7ac330a54b1f00509caa0621a95c0c55901878ad757f9dd69cc05ba2c8b5ea987063ae1224f92c4d090d515fa5d369e7755181a4871b0d0f82881  gpu-msm-fix-gcc5-compile.patch"

device/linux-oneplus-bacon/compiler-gcc6.h

+// SOURCE:
+// https://github.com/NextThingCo/CHIP-u-boot/issues/10#issuecomment-287515505
+
+#ifndef __LINUX_COMPILER_H
+#error "Please don't include <linux/compiler-gcc6.h> directly, include <linux/compiler.h> instead."
+#endif
+
+#define __used				__attribute__((__used__))
+#define __must_check			__attribute__((warn_unused_result))
+#define __compiler_offsetof(a, b)	__builtin_offsetof(a, b)
+
+/* Mark functions as cold. gcc will assume any path leading to a call
+   to them will be unlikely.  This means a lot of manual unlikely()s
+   are unnecessary now for any paths leading to the usual suspects
+   like BUG(), printk(), panic() etc. [but let's keep them for now for
+   older compilers]
+
+   Early snapshots of gcc 4.3 don't support this and we can't detect this
+   in the preprocessor, but we can live with this because they're unreleased.
+   Maketime probing would be overkill here.
+
+   gcc also has a __attribute__((__hot__)) to move hot functions into
+   a special section, but I don't see any sense in this right now in
+   the kernel context */
+#define __cold			__attribute__((__cold__))
+
+#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)
+
+#ifndef __CHECKER__
+# define __compiletime_warning(message) __attribute__((warning(message)))
+# define __compiletime_error(message) __attribute__((error(message)))
+#endif /* __CHECKER__ */
+
+/*
+ * Mark a position in code as unreachable.  This can be used to
+ * suppress control flow warnings after asm blocks that transfer
+ * control elsewhere.
+ *
+ * Early snapshots of gcc 4.5 don't support this and we can't detect
+ * this in the preprocessor, but we can live with this because they're
+ * unreleased.  Really, we need to have autoconf for the kernel.
+ */
+#define unreachable() __builtin_unreachable()
+
+/* Mark a function definition as prohibited from being cloned. */
+#define __noclone	__attribute__((__noclone__))
+
+/*
+ * Tell the optimizer that something else uses this function or variable.
+ */
+#define __visible __attribute__((externally_visible))
+
+/*
+ * GCC 'asm goto' miscompiles certain code sequences:
+ *
+ *   http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670
+ *
+ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek.
+ *
+ * (asm goto is automatically volatile - the naming reflects this.)
+ */
+#define asm_volatile_goto(x...)	do { asm goto(x); asm (""); } while (0)
+
+#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
+#define __HAVE_BUILTIN_BSWAP32__
+#define __HAVE_BUILTIN_BSWAP64__
+#define __HAVE_BUILTIN_BSWAP16__
+#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */
+

device/linux-oneplus-bacon/gpu-msm-fix-gcc5-compile.patch

+source:
+https://github.com/ShinySide/HispAsian_Lollipop_G6/commit/b7756b6fc4bb728722b14d2dfdbaf1dc843812e9
+
+* These need to be static to avoid these errors:
+
+drivers/built-in.o: In function `.LANCHOR1':
+msm_iommu_sec.c:(.data+0x9298): undefined reference to `kgsl_iommu_sync_lock'
+msm_iommu_sec.c:(.data+0x929c): undefined reference to `kgsl_iommu_sync_unlock'
+Makefile:877: recipe for target '.tmp_vmlinux1' failed
+make: *** [.tmp_vmlinux1] Error 1
+
+Signed-off-by: Chet Kener <Cl3Kener@gmail.com>
+
+--- a/drivers/gpu/msm/kgsl_iommu.c
++++ b/drivers/gpu/msm/kgsl_iommu.c
+@@ -1010,7 +1010,7 @@ static int kgsl_iommu_init_sync_lock(struct kgsl_mmu *mmu)
+  *
+  * Return - int - number of commands.
+  */
+-inline unsigned int kgsl_iommu_sync_lock(struct kgsl_mmu *mmu,
++static inline unsigned int kgsl_iommu_sync_lock(struct kgsl_mmu *mmu,
+ 						unsigned int *cmds)
+ {
+ 	struct kgsl_device *device = mmu->device;
+@@ -1080,7 +1080,7 @@ inline unsigned int kgsl_iommu_sync_lock(struct kgsl_mmu *mmu,
+  *
+  * Return - int - number of commands.
+  */
+-inline unsigned int kgsl_iommu_sync_unlock(struct kgsl_mmu *mmu,
++static inline unsigned int kgsl_iommu_sync_unlock(struct kgsl_mmu *mmu,
+ 					unsigned int *cmds)
+ {
+ 	struct kgsl_device *device = mmu->device;