Merge pull request #1 from MartijnBraam/master

Fix build, cleanup and nice branding

.gitignore

@@ -0,0 +1,13 @@
+/Image.gz
+/fat.img
+/jumpdrive.img
+/jumpdrive.img.xz
+/u-boot-sunxi-with-spl.bin
+/*.apk
+/initramfs.gz
+/initramfs.cpio
+/initramfs/bin/busybox
+/initramfs/splash.ppm.gz
+/build
+/boot.scr
+/*.dtb

Makefile

@@ -0,0 +1,74 @@
+CROSS_FLAGS = ARCH=arm64 CROSS_COMPILE=aarch64-linux-gnu-
+
+all: jumpdrive.img.xz
+
+jumpdrive.img.xz: jumpdrive.img
+	xz -c jumpdrive.img > jumpdrive.img.xz
+
+initramfs/bin/busybox: src/busybox src/busybox_config
+	mkdir -p build/busybox
+	cp src/busybox_config build/busybox/.config
+	make -C src/busybox O=../../build/busybox $(CROSS_FLAGS)
+	cp build/busybox/busybox initramfs/bin/busybox
+
+initramfs/splash.ppm.gz: splash/jumpdrive.ppm
+	gzip < splash/jumpdrive.ppm > initramfs/splash.ppm.gz
+
+initramfs.cpio: initramfs/bin/busybox initramfs/init initramfs/init_functions.sh initramfs/splash.ppm.gz
+	cd initramfs; find . | cpio -H newc -o > ../initramfs.cpio
+
+initramfs.gz: initramfs.cpio
+	gzip < initramfs.cpio > initramfs.gz
+
+Image.gz: src/linux_config
+	mkdir -p build/linux
+	cp src/linux_config build/linux/.config
+	make -C src/linux O=../../build/linux $(CROSS_FLAGS) olddefconfig
+	make -C src/linux O=../../build/linux $(CROSS_FLAGS)
+	cp build/linux/arch/arm64/boot/Image.gz Image.gz
+	cp build/linux/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone.dtb sun50i-a64-pinephone.dtb
+
+jumpdrive.img: fat.img u-boot-sunxi-with-spl.bin
+	rm -f jumpdrive.img
+	truncate --size 50M jumpdrive.img
+	parted -s jumpdrive.img mktable msdos
+	parted -s jumpdrive.img mkpart primary fat32 2048s 100%
+	parted -s jumpdrive.img set 1 boot on
+	dd if=u-boot-sunxi-with-spl.bin of=jumpdrive.img bs=8k seek=1
+	dd if=fat.img of=jumpdrive.img seek=1024 bs=1k
+
+boot.scr: src/boot.txt
+	mkimage -A arm -O linux -T script -C none -n "U-Boot boot script" -d src/boot.txt boot.scr
+
+u-boot-sunxi-with-spl.bin:
+	wget http://dl-cdn.alpinelinux.org/alpine/edge/main/aarch64/u-boot-pine64-2020.01-r0.apk
+	tar -xvf u-boot-pine64-2020.01-r0.apk usr/share/u-boot/pine64-lts/u-boot-sunxi-with-spl.bin --strip-components 4
+
+
+fat.img: initramfs.gz Image.gz boot.scr
+	rm -f fat.img
+	truncate --size 40M fat.img
+	mkfs.fat -F32 fat.img
+
+	mcopy -i fat.img Image.gz ::Image.gz
+	mcopy -i fat.img sun50i-a64-pinephone.dtb ::sun50i-a64-pinephone.dtb
+	mcopy -i fat.img initramfs.gz ::initramfs.gz
+	mcopy -i fat.img boot.scr ::boot.scr
+
+.PHONY: clean
+
+clean:
+	rm -rf build
+	rm -f initramfs/bin/busybox
+	rm -f fat.img
+	rm -f jumpdrive.img
+	rm -f jumpdrive.img.xz
+	rm -f *.dtb
+	rm -f u-boot-pine64-2020.01-r0.apk
+	rm -f u-boot-sunxi-with-spl.bin
+	rm -f initramfs/splash.ppm.gz
+	rm -f initramfs/bin/busybox
+	rm -f initramfs.cpio
+	rm -f initramfs.gz
+	rm -f Image.gz
+	rm -f boot.scr

README.md

@@ -6,9 +6,16 @@ You can use this to flash a image **directly to eMMC**, troubleshooting a broken
 
 ## This project is built on:
 - [Busybox](https://busybox.net) - which is [GPLv2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html).
+- [postmarketOS](https://postmarketos.org) scripts - which is [GPLv2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html).
 - [Pine64's kernel fork](https://gitlab.com/pine64-org/linux) - which is [GPLv2](https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html).
 - [U-Boot](https://github.com/u-boot/u-boot) - which has [multiple licenses](https://github.com/u-boot/u-boot/tree/master/Licenses)
 
-## Support
-- Discord: https://discord.gg/AvtdRJ3
-- Matrix: #danctnix-portingv2:matrix.org
+## Building
+
+Run `make` inside this directory and it will build jumpdrive.img.xz that can be flashed to SD.
+
+The dependencies are:
+
+- aarch64-linux-gnu- toolchain
+- u-boot tools
+- mtools

initramfs/init

@@ -1,15 +1,25 @@
 #!/bin/sh
+## Init script for JumpDrive
+## Copyright (C) 2020 - postmarketOS
+## Copyright (C) 2020 - Danctl12 <[email protected]>
 
-################################################
-# Copyright (c) 2020 - Dreemurrs Embedded Labs #
-################################################
+echo "Welcome to JumpDrive"
 
 . /init_functions.sh
 
 # Environment variables that we want:
 IP=172.16.42.1
 
+# Create all the symlinks to /bin/busybox
+mkdir -p /usr/bin
+mkdir -p /sbin
+mkdir -p /usr/sbin
+echo "Installing Busybox..." && /bin/busybox --install -s
+
 # Mount things needed by this script
+mkdir /proc
+mkdir /sys
+mkdir /etc
 mount -t proc proc /proc
 mount -t sysfs sysfs /sys
 
@@ -20,11 +30,10 @@ mount -t configfs -o nodev,noexec,nosuid configfs /config
 mkdir -p /dev/pts
 mount -t devpts devpts /dev/pts
 
-# LED indicator for MMC r/w access
+# Amber LED indicator for MMC r/w access
 echo mmc2 > /sys/class/leds/pinephone\:green\:user/trigger
+echo mmc2 > /sys/class/leds/pinephone\:red\:user/trigger
 
-# Create all the symlinks to /bin/busybox
-echo "Installing Busybox..." && /bin/busybox --install -s
 
 # Create device nodes
 echo "Creating device nodes..."
@@ -37,12 +46,7 @@ setup_usb_configfs
 start_udhcpd
 setup_telnetd
 
-# We'll just give some new lines cuz why not.
-printf "\n\n"
-
-echo "Rescue SD has initialized!"
-echo "Please connect the device to your computer."
-echo
-echo "* Telnet: $IP (port 23)"
+gzip -c -d splash.ppm.gz > /splash.ppm
+fbsplash -s /splash.ppm
 
 loop_forever

initramfs/init_functions.sh

@@ -8,9 +8,9 @@ setup_usb_configfs() {
 	fi
 
 	# Default values for USB-related deviceinfo variables
-	usb_idVendor="0x1F3A"
-	usb_idProduct="0xEFE8"
-	usb_serialnumber="Rescue SD Boot"
+	usb_idVendor="0x1209" # Generic
+	usb_idProduct="0x4201" # Random ID
+	usb_serialnumber="Jumpdrive"
 	usb_rndis_function="rndis.usb0"
 	usb_mass_storage_function="mass_storage.0"
 
@@ -45,8 +45,7 @@ setup_usb_configfs() {
 
 	# Make sure there is a mmcblk2 (eMMC)...
 	if [ -z "$(ls /dev/mmcblk2)" ]; then
-		echo "eMMC is not found, something is horribly wrong!!"
-		echo "It's probably better to make Huong Tram release a new music video."
+		echo "/dev/mmcblk2 could not be opened, possible eMMC defect"
 		crash_kernel
 	fi
 
@@ -61,8 +60,7 @@ setup_usb_configfs() {
 
 	# Check if there's an USB Device Controller
 	if [ -z "$(ls /sys/class/udc)" ]; then
-		echo "No USB Device Controller available, something is horribly wrong!!"
-		echo "Please let Danct12 know this."
+		echo "No USB Device Controller available"
 		crash_kernel
 	fi
 

src/boot.txt

@@ -2,10 +2,12 @@ setenv kernel_addr_z 0x44080000
 
 setenv bootargs loglevel=0 silent console=tty0
 
+gpio set 114
+
 if load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_z} /Image.gz; then
   unzip ${kernel_addr_z} ${kernel_addr_r}
   if load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} /sun50i-a64-pinephone.dtb; then
-    if load ${devtype} ${devnum}:${distro_bootpart} ${ramdisk_addr_r} /recovery.gz; then
+    if load ${devtype} ${devnum}:${distro_bootpart} ${ramdisk_addr_r} /initramfs.gz; then
       booti ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdt_addr_r};
     else
       booti ${kernel_addr_r} - ${fdt_addr_r};