From 1d0797fd482c6eed4190b7ba146a76d71ae2e7fd Mon Sep 17 00:00:00 2001
From: Gleb Mazovetskiy <glex.spb@gmail.com>
Date: Sun, 29 Mar 2020 19:32:47 +0100
Subject: [PATCH] A script to build a gcw0 sdcard image

* od_gcw0_defconfig adjusted to build the linux kernel.
* Kernel modules squashfs built as a post-image step.
* Adds od-imager host package.

Signed-off-by: Gleb Mazovetskiy <glex.spb@gmail.com>
---
 .../gcw0/build-linux-modules-squashfs.sh      |  12 ++
 board/opendingux/gcw0/download_local_pack.sh  | 172 ++++++++++++++++++
 board/opendingux/gcw0/make_initial_image.sh   |  48 +++++
 .../package/od-imager/od-imager.hash          |   1 +
 .../opendingux/package/od-imager/od-imager.mk |  15 ++
 configs/od_gcw0_defconfig                     |  10 +
 6 files changed, 258 insertions(+)
 create mode 100755 board/opendingux/gcw0/build-linux-modules-squashfs.sh
 create mode 100755 board/opendingux/gcw0/download_local_pack.sh
 create mode 100755 board/opendingux/gcw0/make_initial_image.sh
 create mode 100644 board/opendingux/package/od-imager/od-imager.hash
 create mode 100644 board/opendingux/package/od-imager/od-imager.mk

diff --git a/board/opendingux/gcw0/build-linux-modules-squashfs.sh b/board/opendingux/gcw0/build-linux-modules-squashfs.sh
new file mode 100755
index 000000000000..d4a30bc4e076
--- /dev/null
+++ b/board/opendingux/gcw0/build-linux-modules-squashfs.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+set -e
+
+# Build modules.squashfs
+eval $(make -s printvars VARS=LINUX_DIR QUOTED_VARS=YES)
+if [ -f "${LINUX_DIR}/create_modules_fs.sh" ]; then
+  "${LINUX_DIR}/create_modules_fs.sh"
+  cp "${LINUX_DIR}/modules.squashfs" "$1"
+else
+  echo "modules.squashfs not built because ${LINUX_DIR}/create_modules_fs.sh is missing"
+fi
diff --git a/board/opendingux/gcw0/download_local_pack.sh b/board/opendingux/gcw0/download_local_pack.sh
new file mode 100755
index 000000000000..dbed9c8fe8c7
--- /dev/null
+++ b/board/opendingux/gcw0/download_local_pack.sh
@@ -0,0 +1,172 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+decode_uri_filename() {
+  while read; do
+    echo -e "${REPLY//%/\\x}"
+  done
+}
+
+dl() {
+  local -r url="$1"
+  local filename
+  if [[ $# -eq 2 ]]; then
+    filename="$2"
+  else
+    filename="$(basename "$url" | decode_uri_filename)"
+  fi
+
+  local -a curl_args=(-L --fail --remote-time -o "$filename" -#)
+  if [[ -f "$filename" ]]; then
+    # Only re-download if the remote file is newer than the local one
+    curl_args+=(-z "$filename")
+  fi
+  set -x
+  curl "${curl_args[@]}" "$url"
+  { set +x; } 2>/dev/null
+}
+
+declare -r RGH_OD_REPO="https://raw.githubusercontent.com/retrogamehandheld/OpenDingux/master"
+declare -r SEONG_RG350_REPO="https://raw.githubusercontent.com/SeongGino/RetroGame350-AppRepo/master"
+
+mkdir -p dl/od_local_pack/
+cd dl/od_local_pack/
+
+# Most sources come from a list maintained here:
+# https://github.com/SeongGino/RetroGame350-AppRepo
+
+## Applications
+
+# ODcalc | Calculator
+dl https://github.com/Jakz/open-dingux-calculator/releases/latest/download/odcalc.opk
+
+# FFPlay | Video player
+dl "${RGH_OD_REPO}/Applications/FFPlay.opk"
+
+# Oldplay | Music player
+dl "${RGH_OD_REPO}/Applications/Oldplay.opk"
+
+# Bard | E-book reader
+dl "${RGH_OD_REPO}/Applications/Bard.opk"
+
+# Glutexto | Text editor
+dl "${RGH_OD_REPO}/Applications/Glutexto.opk"
+
+# GMU
+dl "${SEONG_RG350_REPO}/Applications/gmu-0.10.1-gcw0.opk"
+
+# ST-SDL | Terminal
+dl https://github.com/glebm/rs97_st-sdl/releases/latest/download/st-rg350.opk
+
+# HWTest | Input tester
+dl "${RGH_OD_REPO}/Applications/HWTest.opk"
+
+# Built as part of the buildroot:
+# * DinguxCommander
+
+## Emulators
+# Some renamed after download to default names used by SimpleMenu:
+# https://github.com/fgl82/simplemenu/blob/8102ffd50615837837f0a5f97d7fc32758689e01/simplemenu/configs/RG-350/config/sections.cfg
+
+# gambatte
+dl https://github.com/bardeci/dot-matrix-simulator/releases/download/20200127/gambatte-multi-r572u4-20200127.opk \
+  gambatte-gcw0-r572u3-20190718-004431.opk
+
+# fceux
+dl "${SEONG_RG350_REPO}/Emulators/FCEUX_2019-11-15.opk" \
+  fceux.opk
+
+# nestopia
+dl https://rs97.bitgala.xyz/RG-350/localpack/extra_apps/nestopia-28b16e5.opk
+
+# PocketSNES
+dl "${SEONG_RG350_REPO}/Emulators/PocketSNES_2019-12-12.opk" \
+  PocketSNES.opk
+
+# SMS Plus GX
+dl https://gameblabla.nl/files/ipk/gcw0/smsplus_gcw0.opk
+
+# Picodrive
+rm -f picodrive.opk
+dl https://gameblabla.nl/files/ipk/gcw0/picodrive_gcw0.opk \
+  picodrive.opk
+
+# Genesis Plus GX
+dl "${SEONG_RG350_REPO}/Emulators/GenesisPlusGX_2019-12-23.opk" \
+  GenplusGX.opk
+
+# ReGBA
+dl "${SEONG_RG350_REPO}/Emulators/ReGBA_2019-12-26.opk" \
+  Regba.opk
+
+# Temper | NEC PC-Engine/TurboGrafx-16, CD System
+dl https://gameblabla.nl/files/ipk/gcw0/temper_rs97_gcw0.opk \
+  temper1.24.opk
+
+# SmallPCFX | NEC PC-FX
+# TODO: https://github.com/gameblabla/pcfx-mednafen/
+
+# Snes9x
+rm -f Snes9x_*.opk
+dl "${SEONG_RG350_REPO}/Emulators/Snes9x_2019-11-11.opk"
+
+# SwanEmu | Bandai Wonderswan (B/W, Color)
+dl https://gameblabla.nl/files/ipk/gcw0/swanemu_gcw0.opk
+
+# NEO4All | SNK Neo-Geo CD
+rm -f NEO4All*.opk
+dl "${SEONG_RG350_REPO}/Emulators/NEO4All_2019-12-16.opk"
+
+# NGPCEmu | SNK Neo-Geo Pocket (B/W, Color)
+dl https://gameblabla.nl/files/ipk/gcw0/ngpcemu_gcw0.opk
+
+# Retro8
+dl https://github.com/Jakz/retro8/releases/download/0.1b/retro8_v1b_20200108.opk
+
+# ScummVM
+dl https://github.com/craigsc/scummvm-rg350/releases/download/v0.2/scummvm-rg350-01132020.opk
+
+# DOSBox
+dl "${SEONG_RG350_REPO}/Emulators/DOSBox_2019-11-11-launcher.opk"
+
+# midpath | J2ME emulator
+dl https://rs97.bitgala.xyz/RG-350/localpack/extra_apps/midpath_20170502_GCW0.opk
+
+# Built as part of the buildroot:
+# * pcsx4all
+
+## Ports (require additional data)
+
+# PRBoom+ | Doom
+dl 'https://github.com/Ninoh-FOX/PrBoom-plus-for-RG350/releases/latest/download/prboom+.opk'
+
+# EDuke32 | Duke Nukem 3D
+dl "${RGH_OD_REPO}/Games%20%26%20Ports/EDuke32.opk"
+
+# DevilutionX | Diablo
+dl https://github.com/diasurgical/devilutionX/releases/latest/download/devilutionx-rg350.opk
+
+## Games
+
+# Arkanoid
+dl "${RGH_OD_REPO}/Games%20%26%20Ports/Arkanoid.opk"
+
+# Blockrage
+dl "${RGH_OD_REPO}/Games%20%26%20Ports/Blockrage.opk"
+
+# Mr. Drillux
+dl https://github.com/jbanes/rs97-mrdrillux/releases/latest/download/mrdrillux.opk
+
+# Cave Story
+dl "${RGH_OD_REPO}/Games%20%26%20Ports/NXEngine.opk"
+
+# Slitherlink
+dl https://github.com/glebm/od-slitherlink/releases/latest/download/slitherlink-rg350.opk
+
+# Built as part of the buildroot
+# * BlockAttack
+# * Hocoslamfly
+# * Ghouls'n Ghosts Remix
+
+cd -
diff --git a/board/opendingux/gcw0/make_initial_image.sh b/board/opendingux/gcw0/make_initial_image.sh
new file mode 100755
index 000000000000..2bafb32d1b5f
--- /dev/null
+++ b/board/opendingux/gcw0/make_initial_image.sh
@@ -0,0 +1,48 @@
+#!/bin/sh
+
+# Builds a full SD card image
+#
+# If you want the localpack apps included in the image, run this first:
+# board/opendingux/gcw0/download_local_pack.sh
+
+set -e
+
+make world mininit ubiboot host-od-imager
+
+# Data image (OPKs):
+cd output/images
+mkdir -p od-imager/apps/
+rm -f od-imager/apps/*
+if [ -d ../../dl/od_local_pack_gcw0/ ]; then
+	cp ../../dl/od_local_pack_gcw0/*.opk od-imager/apps/
+fi
+if [ -d opks ]; then
+	cp opks/*.opk od-imager/apps/
+fi
+
+# System image
+cp mininit-syspart od-imager/
+cat vmlinuz.bin gcw0.dtb > od-imager/vmlinuz.bin
+cp modules.squashfs od-imager/
+cp rootfs.squashfs od-imager/
+# Fallbacks are empty as this is the initial image.
+echo -n > od-imager/vmlinuz.bak
+echo -n > od-imager/modules.squashfs.bak
+
+# Bootloader
+cp ubiboot/ubiboot-v20_mddr_512mb.bin od-imager/ubiboot.bin
+cd -
+
+# Assemble partitions and the final image
+cd output/images/od-imager/
+./create_mbr.sh
+./create_system_image.sh
+./create_data_image.sh
+./assemble_images.sh
+cd -
+
+echo
+echo 'SD card image created in:'
+echo output/images/od-imager/images/sd_image.bin
+echo Size:
+du -sh output/images/od-imager/images/sd_image.bin
diff --git a/board/opendingux/package/od-imager/od-imager.hash b/board/opendingux/package/od-imager/od-imager.hash
new file mode 100644
index 000000000000..ecd1815b5c13
--- /dev/null
+++ b/board/opendingux/package/od-imager/od-imager.hash
@@ -0,0 +1 @@
+sha256 9e2022812c2faf13d9cc71ea517af393ae8539770957e0de3921c50ebef880ef od-imager-8d01931.tar.gz
diff --git a/board/opendingux/package/od-imager/od-imager.mk b/board/opendingux/package/od-imager/od-imager.mk
new file mode 100644
index 000000000000..59d9bf37cfa7
--- /dev/null
+++ b/board/opendingux/package/od-imager/od-imager.mk
@@ -0,0 +1,15 @@
+#############################################################
+#
+# od-imager
+#
+#############################################################
+
+OD_IMAGER_VERSION = 8d01931
+OD_IMAGER_SITE = $(call github,glebm,imager,$(OD_IMAGER_VERSION))
+
+define HOST_OD_IMAGER_INSTALL_CMDS
+	mkdir -p $(BINARIES_DIR)/od-imager
+	cp $(@D)/*.* $(BINARIES_DIR)/od-imager
+endef
+
+$(eval $(host-generic-package))
diff --git a/configs/od_gcw0_defconfig b/configs/od_gcw0_defconfig
index 9541ee65eee9..ed7dd2e9d98d 100644
--- a/configs/od_gcw0_defconfig
+++ b/configs/od_gcw0_defconfig
@@ -20,9 +20,19 @@ BR2_ROOTFS_DEVICE_TABLE="board/opendingux/device_table.txt"
 BR2_ROOTFS_MERGED_USR=y
 BR2_SYSTEM_ENABLE_NLS=y
 BR2_TARGET_TZ_INFO=y
+BR2_LINUX_KERNEL=y
+BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="https://github.com/OpenDingux/linux/archive/jz-5.3-gcw0.tar.gz"
+BR2_LINUX_KERNEL_DEFCONFIG="gcw0"
+BR2_LINUX_KERNEL_VMLINUZ_BIN=y
+BR2_LINUX_KERNEL_DTS_SUPPORT=y
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="ingenic/gcw0"
+BR2_TARGET_UBIBOOT=y
+BR2_TARGET_UBIBOOT_BOARDNAME="gcw0"
 BR2_ROOTFS_USERS_TABLES="board/opendingux/users.txt"
 BR2_ROOTFS_OVERLAY="board/opendingux/gcw0/overlay"
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/opendingux/gcw0/cleanup-rootfs.sh"
+BR2_ROOTFS_POST_IMAGE_SCRIPT="board/opendingux/gcw0/build-linux-modules-squashfs.sh"
 BR2_PACKAGE_BUSYBOX_CONFIG="board/opendingux/busybox.config"
 BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
 BR2_PACKAGE_ALSA_UTILS=y