samsung-a7y18lte: new device (MR 2645)

[ci:skip-build] Already built on CI in MR

device/testing/device-samsung-a7y18lte/APKBUILD

@@ -0,0 +1,32 @@
+# Reference: <https://postmarketos.org/devicepkg>
+pkgname=device-samsung-a7y18lte
+pkgdesc="Samsung Galaxy A7 (2018)"
+pkgver=0.1
+pkgrel=0
+url="https://postmarketos.org"
+license="MIT"
+arch="aarch64"
+options="!check !archcheck"
+depends="linux-samsung-a7y18lte mesa-dri-gallium mkbootimg postmarketos-base"
+makedepends="devicepkg-dev"
+source="deviceinfo initfs-hook.sh"
+subpackages="$pkgname-nonfree-firmware:nonfree_firmware"
+
+build() {
+	devicepkg_build $startdir $pkgname
+}
+
+package() {
+	devicepkg_package $startdir $pkgname
+}
+
+nonfree_firmware() {
+	pkgdesc="Non-free firmware for the Samsung Galaxy A7 (2018)"
+	depends="firmware-samsung-universal7885 firmware-samsung-a7y18lte"
+	mkdir "$subpkgdir"
+}
+
+sha512sums="
+5d01c7d7dd88e64157aff2114bf7d10c40923b82060ebdf99f9fe7a010fc429cb78deb96c9820cf0ac1c8147509fd273a40620131d986fab2ebd7ef0a9c5ff92  deviceinfo
+04445194a5245d08fcf1b425bff1d8dd6a8fdacafdc151223634299a35f1eb20fbd733979b58bcfd854e16fde02629c28453f840d6c9dc34fc15d4fcc8aa4302  initfs-hook.sh
+"

device/testing/device-samsung-a7y18lte/deviceinfo

@@ -0,0 +1,36 @@
+# Reference: <https://postmarketos.org/deviceinfo>
+# Please use double quotes only. You can source this file in shell
+# scripts.
+
+deviceinfo_format_version="0"
+deviceinfo_name="Samsung Galaxy A7 (2018)"
+deviceinfo_manufacturer="Samsung"
+deviceinfo_codename="samsung-a7y18lte"
+deviceinfo_year="2018"
+deviceinfo_arch="aarch64"
+
+# Device related
+deviceinfo_chassis="handset"
+deviceinfo_keyboard="false"
+deviceinfo_external_storage="true"
+deviceinfo_screen_width="1080"
+deviceinfo_screen_height="2220"
+
+# Bootloader related
+deviceinfo_flash_method="heimdall-bootimg"
+deviceinfo_generate_bootimg="true"
+deviceinfo_bootimg_qcdt="true"
+deviceinfo_bootimg_mtk_mkimage="false"
+deviceinfo_bootimg_dtb_second="false"
+deviceinfo_flash_offset_base="0x10000000"
+deviceinfo_flash_offset_kernel="0x00008000"
+deviceinfo_flash_offset_ramdisk="0x01000000"
+deviceinfo_flash_offset_second="0x00f00000"
+deviceinfo_flash_offset_tags="0x00000100"
+deviceinfo_flash_pagesize="2048"
+deviceinfo_flash_heimdall_partition_kernel="BOOT"
+deviceinfo_flash_heimdall_partition_system="SYSTEM"
+
+# USB related
+deviceinfo_usb_idVendor="0x04e8"  # Samsung Electronics Co., Ltd
+deviceinfo_usb_idProduct="0x6860" # Galaxy (MTP)

device/testing/device-samsung-a7y18lte/initfs-hook.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+# This is a trimmed down version of setup_usb_network_configfs from
+# pmOS's init_functions.sh
+
+# See: https://www.kernel.org/doc/Documentation/usb/gadget_configfs.txt
+CONFIGFS=/config/usb_gadget
+SYS=/sys/class/android_usb/android0
+
+# Create an usb gadet configuration
+mkdir $CONFIGFS/g1 || echo "initfs-hook: Couldn't create $CONFIGFS/g1"
+
+# Create rndis function.
+mkdir $CONFIGFS/g1/functions/rndis.usb0 \
+	|| echo "initfs-hook: Couldn't create $CONFIGFS/g1/functions/rndis.usb0"
+
+# Create configuration instance for the gadget
+mkdir $CONFIGFS/g1/configs/c.1 \
+	|| echo "initfs-hook: Couldn't create $CONFIGFS/g1/configs/c.1"
+
+# Link the rndis instance to the configuration
+ln -s $CONFIGFS/g1/functions/rndis.usb0 $CONFIGFS/g1/configs/c.1 \
+	|| echo "initfs-hook: Couldn't symlink rndis.usb0"
+
+echo "0" >"$SYS/enable"
+echo "$(ls /sys/class/udc)" > $CONFIGFS/g1/UDC || echo "  Couldn't write UDC"
+echo "rndis" >"$SYS/functions"
+echo "1" >"$SYS/enable"

device/testing/firmware-samsung-a7y18lte/APKBUILD

@@ -0,0 +1,22 @@
+pkgname=firmware-samsung-a7y18lte
+pkgver=1
+pkgrel=0
+_commit="05cd435745188e6d6f5bd4f3d1af851534b857d2"
+pkgdesc="Firmware files for Samsung Galaxy A7 (2018)"
+url="https://postmarketos.org"
+arch="aarch64"
+license="proprietary"
+source="a7y18lte-fw-$_commit.tar.gz::https://github.com/M0Rf30/postmarketos-vendor-samsung-a7y18lte/archive/$_commit.tar.gz"
+options="!strip !check !archcheck !spdx !tracedeps pmb:cross-native"
+builddir="$srcdir/postmarketos-vendor-samsung-a7y18lte-$_commit"
+
+package() {
+	cd $srcdir
+	mkdir -p "$pkgdir/lib/firmware"
+	cp -r postmarketos-vendor-samsung-a7y18lte-"$_commit"/firmware/ \
+		"$pkgdir/lib/firmware/postmarketos"
+}
+
+sha512sums="
+1fcc5db43060db0a8a44580f60be15027812b3c5abeff804e0b4073590887b5d0b2308fa1c9f1c772e357cec445b646998b1c85cdeb8893941c5a1db667398cf  a7y18lte-fw-05cd435745188e6d6f5bd4f3d1af851534b857d2.tar.gz
+"

device/testing/linux-samsung-a7y18lte/APKBUILD

@@ -0,0 +1,58 @@
+# Reference: <https://postmarketos.org/vendorkernel>
+# Kernel config based on: arch/arm64/configs/exynos7885-a7y18lte_defconfig
+
+pkgname=linux-samsung-a7y18lte
+pkgver=4.4.177
+pkgrel=0
+pkgdesc="Samsung Galaxy A7 (2018) kernel fork"
+arch="aarch64"
+_carch="arm64"
+_flavor="samsung-a7y18lte"
+url="https://kernel.org"
+license="GPL-2.0-only"
+options="!strip !check !tracedeps pmb:cross-native"
+makedepends="bash bc bison devicepkg-dev flex openssl-dev perl dtbtool-exynos"
+
+# Source
+_repository="Universal7885_native_linux"
+_commit="d39c5e1cbea46c97e2f6adea1b481c64b5f558cc"
+_config="config-$_flavor.$arch"
+source="
+	$pkgname-$_commit.tar.gz::https://github.com/M0Rf30/$_repository/archive/$_commit.tar.gz
+	kernel-define-android-version.patch
+	$_config
+"
+builddir="$srcdir/$_repository-$_commit"
+_outdir="out"
+
+prepare() {
+	default_prepare
+	. downstreamkernel_prepare
+}
+
+build() {
+	unset LDFLAGS
+
+	# Needed for the SoC's power management. When booting without it, the kernel is
+	# unusably slow and glitchy.
+	objcopy -I binary -O ihex firmware/exynos7885_acpm_fvp.fw firmware/exynos7885_acpm_fvp.fw.ihex
+	make O="$_outdir" ARCH="$_carch" CC="${CC:-gcc}" \
+		KBUILD_BUILD_VERSION="$((pkgrel + 1 ))-postmarketOS"
+
+	dtbTool-exynos --pagesize 2048 --platform 0x50a6 --subtype 0x217584da \
+		-o "$_outdir/arch/arm64/boot/dtb.img" $(find "$_outdir/arch/arm64/boot/dts/exynos/" -name *a7y18lte*.dtb)
+}
+
+package() {
+	downstreamkernel_package "$builddir" "$pkgdir" "$_carch" "$_flavor" "$_outdir"
+
+	# Master DTB (deviceinfo_bootimg_qcdt)
+	install -Dm644 "$_outdir/arch/arm64/boot/dtb.img" \
+		"$pkgdir/boot/dt.img"
+}
+
+sha512sums="
+21fbd2ed1c64a0c715c0ffac75c1803b1dcc81984b2399d58d5be08916e6fc75fb2717648d2f1a2d558226f86485f652497b226d5592653de74ca2942cbe474c  linux-samsung-a7y18lte-d39c5e1cbea46c97e2f6adea1b481c64b5f558cc.tar.gz
+f3161f62a6ba0de56342b1410e509dce8320e43f788ae2670ebd59d93e5504aab77a913eecdebae33ff9135228869c5fd0559211c511f503fdc25f2fbab48351  kernel-define-android-version.patch
+84d3326efdbb5aee7380844034e7bf531c3d30a977f88dc4de3f1a074a18c2c6ec5855bffd604a214b724d7323fa1384266e686b71ab8ef1b6beb04fba27508c  config-samsung-a7y18lte.aarch64
+"

device/testing/linux-samsung-a7y18lte/kernel-define-android-version.patch

@@ -0,0 +1,14 @@
+Defines PLATFORM_VERSION, which is needed for compillation.
+
+diff --git a/Makefile b/Makefile
+index 45ce83161..fdb71c8ec 100755
+--- a/Makefile
++++ b/Makefile
+@@ -469,6 +469,7 @@ asm-generic:
+ 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-generic \
+ 	            src=uapi/asm obj=arch/$(SRCARCH)/include/generated/uapi/asm
+ 
++PLATFORM_VERSION=9
+ ifneq ($(PLATFORM_VERSION), )
+ PLATFORM_VERSION_NUMBER=$(shell $(CONFIG_SHELL) $(srctree)/scripts/android-version.sh $(PLATFORM_VERSION))
+ MAJOR_VERSION=$(shell $(CONFIG_SHELL) $(srctree)/scripts/android-major-version.sh $(PLATFORM_VERSION))