Add quick build SH

Author: YakumoPANTS

build-kernel-fast.sh

@@ -0,0 +1,16 @@
+#!/bin/sh
+export CLANG_TRIPLE=aarch64-linux-gnu-
+export GCC64_PATH=../toolchain/gcc/bin/aarch64-linux-androidkernel-
+export CROSS_COMPILE=../toolchain/gcc/bin/aarch64-linux-androidkernel-
+
+make O=./out ARCH=arm64 REAL_CC=../toolchain/clang/bin/clang -j12
+cp -f ./out/arch/arm64/boot/Image.gz-dtb ./packing/Image.gz-dtb
+cd ./packing
+./magiskboot split Image.gz-dtb
+mv kernel_dtb dtb
+./magiskboot dtb dtb patch
+./magiskboot hexpatch ./kernel \
+736B69705F696E697472616D667300 \
+77616E745F696E697472616D667300
+./magiskboot repack ./sample.img
+