Ready for new generation

.gitmodules

@@ -7,3 +7,6 @@
 [submodule "nkbin_maker"]
 	path = nkbin_maker
 	url = https://github.com/brain-hackers/nkbin_maker.git
+[submodule "boot4u"]
+	path = boot4u
+	url = https://github.com/brain-hackers/boot4u

Makefile

@@ -2,6 +2,7 @@ JOBS=$(shell grep -c '^processor' /proc/cpuinfo)
 
 UBOOT_CROSS=$(shell ./tools/getcross u-boot)
 LINUX_CROSS=$(shell ./tools/getcross linux)
+ROOTFS_CROSS=$(shell ./tools/getcross rootfs)
 export ARCH=arm
 
 .PHONY:
@@ -26,7 +27,7 @@ watch:
 
 .PHONY:
 udefconfig:
-	make -C ./u-boot-brain pwsh1_defconfig
+	make -C ./u-boot-brain pwh1_defconfig
 
 .PHONY:
 udefconfig-%:
@@ -54,7 +55,7 @@ ubuild:
 
 .PHONY:
 ldefconfig:
-	make -C ./linux-brain brain_defconfig
+	make -C ./linux-brain imx_v7_defconfig
 
 .PHONY:
 lmenuconfig:
@@ -63,7 +64,7 @@ lmenuconfig:
 .PHONY:
 lsavedefconfig:
 	make CROSS_COMPILE=$(LINUX_CROSS) -C ./linux-brain savedefconfig
-	mv ./linux-brain/defconfig ./linux-brain/arch/arm/configs/brain_defconfig
+	mv ./linux-brain/defconfig ./linux-brain/arch/arm/configs/imx_v7_defconfig
 
 .PHONY:
 lclean:
@@ -74,16 +75,12 @@ lbuild:
 	make CROSS_COMPILE=$(LINUX_CROSS) -j$(JOBS) -C ./linux-brain
 
 .PHONY:
-uuu:
+boot4ubuild:
-	sudo uuu ./u-boot-brain/u-boot.sb
+	make -C ./boot4u
 
 .PHONY:
-nkbin-maker:
+boot4uclean:
-	make -C ./nkbin_maker
+	make -C ./boot4u clean
-
-.PHONY:
-nk.bin:
-	./nkbin_maker/bsd-ce ./u-boot-brain/u-boot.bin
 
 brainux:
 	@if [ "$(shell uname)" != "Linux" ]; then \
@@ -93,9 +90,9 @@ brainux:
 	mkdir -p brainux
 	@if [ "$(CI)" = "true" ]; then \
 		echo "I'm in CI and debootstrap without cache."; \
-		sudo debootstrap --arch=armel --foreign buster brainux/; \
+		sudo debootstrap --arch=$(ROOTFS_CROSS) --foreign buster brainux/; \
 	else \
-		sudo debootstrap --arch=armel --foreign buster brainux/ http://localhost:65432/debian/; \
+		sudo debootstrap --arch=$(ROOTFS_CROSS) --foreign buster brainux/ http://localhost:65432/debian/; \
 	fi
 	sudo cp /usr/bin/qemu-arm-static brainux/usr/bin/
 	sudo cp ./os-brainux/setup_brainux.sh brainux/

README.md

@@ -3,7 +3,7 @@ buildbrain
 
 This repository includes:
 
- - linux-brain, u-boot-brain and nkbin_maker as submodules
+ - linux-brain, u-boot-brain and boot4u as submodules
  - Useful build targets in Makefile
  - r3build.toml to watch changes that occur in submodules
 
@@ -20,13 +20,14 @@ Getting Started
 1. Install dependencies.
 
     ```
-    $ sudo apt install build-essential bison flex libncurses5-dev gcc-arm-linux-gnueabi
+    $ sudo apt install build-essential bison flex libncurses5-dev gcc-arm-linux-gnueabihf libssl-dev bc lzop
+    $ pip install pyelftools
     ```
 
 1. Clone this repository with recursive clone enabled.
 
     ```
-    $ git clone --recursive git@github.com:puhitaku/buildbrain.git
+    $ git clone --recursive git@github.com:brain-hackers/buildbrain.git
     ```
 
     - If you've cloned it without `--recursive`, run following command:
@@ -35,37 +36,24 @@ Getting Started
     $ git submodule update --init --recursive
     ```
 
-1. Install uuu.
 
-    - Follow [the instruction](https://github.com/NXPmicro/mfgtools#linux) and build `uuu` executable.
+Build U-Boot
-    - Put `uuu` where the PATH executable points to.
-
-
-Build and inject U-Boot
------------------------
-
-1. Run `make udefconfig-sh*` to generate `.config`.
-
-    - For Sx1: `make udefconfig-sh1`
-    - For Sx6: `make udefconfig-sh6`
-
-2. Run `make ubuild` to build whole repository and generate `u-boot.sb`.
-
-    - i.MX283 loads a packed U-Boot executable called `u-boot.sb`.
-
-3. To inject the executable into i.MX283 in recovery mode, run `make uuu`.
-
-
-Build and make NK.bin
 -----------------------
 
 1. Run `make udefconfig` to generate `.config`.
 
 2. Run `make ubuild` to build whole repository and generate `u-boot.bin`.
 
-3. To make `nk.bin`, run `make nkbin`.
 
-    - nkbin_maker packs `u-boot.bin` into `nk.bin`.
+Build and deploy boot4u
+-----------------------
+
+1. Run `make boot4u`
+
+1. Create index.din and copy AppMain.bin
+    - `mkdir /path/to/your/sd/1st/partition/App/boot4u`
+    - `touch /path/to/your/sd/1st/partition/App/boot4u/index.din`
+    - `cp boot4u/AppMain.bin  /path/to/your/sd/1st/partition/App/boot4u/`
 
 
 Build Linux
@@ -89,18 +77,23 @@ Bootstrap Debian 10 (buster)
 1. Build and copy the Linux kernel.
 
     - Run `make ldefconfig lbuild`.
-    - Copy `/linux-brain/arch/arm/boot/zImage` and `/linux-brain/arch/arm/boot/dts/imx28-evk.dtb` into the 1st partition.
+    - Copy `/linux-brain/arch/arm/boot/zImage` and `/linux-brain/arch/arm/boot/dts/imx7ulp-pwh1.dtb` into the 1st partition.
 
 1. Run APT cache in background (mandatory): `make aptcache`.
 
 1. Run `make debian`.
 
-1. Copy all contents in `./debian` into the 2nd partition.
+1. Copy all contents in `./brainux` into the 2nd partition.
 
-    - `sudo cp -ar ./debian/* /path/to/your/sd/2nd/partition/`
+    - `sudo cp -ar ./brainux/* /path/to/your/sd/2nd/partition/`
     - Please make sure that all attributes are preserved with `-a` flag.
 
 
+Known issues
+----------------------------------------
+If you using gcc 10 for host compiler, `make ubuild` may fail.  
+To complete build, open u-boot-brain/scripts/dtc/dtc-lexer.lex.c or u-boot-brain/scripts/dtc/dtc-parser.tab.c then comment out `YYLTYPE yylloc;`
+
 Watch changes in submodules & auto-build
 ----------------------------------------
 

boot4u

@@ -0,0 +1 @@
+Subproject commit 3f916a0cf7b2516e3eaa720a5c77efbe53527eeb

linux-brain

@@ -1 +1 @@
-Subproject commit 114b17b84a8fad35877f5ba9c1d9ce909f44ef12
+Subproject commit 99b2278100c6ec9a26b8528d79a68f637698b60c

nkbin_maker

@@ -1 +0,0 @@
-Subproject commit 4a97a4e8074cec12ac8989bcfcab9b9f7d47156d

tools/getcross

@@ -19,8 +19,18 @@ linux() {
     esac
 }
 
+rootfs() {
+    . ./linux-brain/.config
+    case "${CONFIG_CPU_ARM926T}_${CONFIG_ARCH_MULTI_V7}" in
+        y_) echo -n "armel"; return;;
+        _y) echo -n "armhf"; return;;
+        *) exit 1;;
+    esac
+}
+
 case "$1" in
     u-boot) uboot ;;
     linux) linux ;;
+    rootfs) rootfs ;;
     *) exit 1; ;;
 esac

u-boot-brain

@@ -1 +1 @@
-Subproject commit 8f3049f7dc914b2dfbd29e214eb7666717f095e6
+Subproject commit 6836ea2fbcb3b61720272751b1d42561c40ed5b5