Merge pull request #3 from brain-hackers/readme

Add README / declare the version number in Makefile

Makefile

@@ -1,3 +1,7 @@
+VERSION_MAJOR=1
+VERSION_MINOR=0
+VERSION_PATCH=0
+
 PREFIX?=/opt/mingw32ce/bin
 
 CC=$(PREFIX)/bin/arm-mingw32ce-gcc

README.md

@@ -0,0 +1,48 @@
+BrainLILO
+=========
+
+*Jump to U-Boot directly from Windows CE running on a SHARP Brain.*
+
+
+Build on x86_64 Linux
+---------------------
+
+1. Get [cegcc](https://github.com/brain-hackers/cegcc-build/releases) and unzip it
+2. Copy the directory `cegcc` into `/opt`
+3. Run `make` with the `PREFIX` specified
+
+Equivalent shell snippet:
+
+```shell
+wget -O cegcc.zip https://github.com/brain-hackers/cegcc-build/releases/download/2022-04-11-133546/cegcc-2022-04-11-133546.zip
+unzip -q cegcc.zip
+mkdir -p /opt  # it may need sudo
+cp -r cegcc /opt/  # it may need sudo
+make PREFIX=/opt/cegcc
+```
+
+
+Install (using the pre-built binary)
+------------------------------------
+
+1. Download the ZIP in [the latest release](https://github.com/brain-hackers/brainlilo/releases) and unzip it
+2. Create `アプリ` directory in the SD card's root directory and copy `BrainLILO` into it
+3. Create `LOADER` directory in the SD card's root directory and copy `u-boot.bin` into it
+
+
+Install (using your binary)
+---------------------------
+
+1. Create a directory named `BrainLILO`
+2. Copy dlls and the exe into it, renaming BrainLILO.exe to AppMain.exe
+3. Create a blank `index.din` in the directory
+4. Follow the step 2 and 3 in [Install (using the pre-built binary)](#install-using-the-pre-built-binary)
+
+Equivalent shell snippet:
+
+```shell
+mkdir BrainLILO
+cp *.dll BrainLILO/
+cp BrainLILO.exe BrainLILO/AppMain.exe
+touch BrainLILO/index.din
+```