diff options
Diffstat (limited to 'make.sh')
| -rwxr-xr-x | make.sh | 24 |
1 files changed, 16 insertions, 8 deletions
@@ -1,6 +1,7 @@ #!/bin/sh AS_BOOT="nasm -fbin -Isrc/boot/" +AS_KERN="nasm -fbin -Isrc/boot/ -Isrc/kernel/" SRC_DIR="src" DST_DIR="dst" IMG_FILE="disk.img" @@ -10,6 +11,7 @@ NAME="kotoriforth" clean() { rm -f $IMG_FILE + rm -f $ISO_FILE rm -rf $DST_DIR } @@ -18,15 +20,20 @@ build() clean mkdir -p $DST_DIR/boot $AS_BOOT $SRC_DIR/boot/boot.stage1.asm -o $DST_DIR/s1_boot.bin - - dd if=/dev/zero of=$IMG_FILE bs=1M count=2 + $AS_BOOT $SRC_DIR/boot/boot.stage2.asm -o $DST_DIR/s2_boot.bin + $AS_KERN $SRC_DIR/kernel/kernel.asm -o $DST_DIR/kernel.bin + dd if=/dev/zero of=disk.img bs=512 count=2048 dd if=$DST_DIR/s1_boot.bin of=$IMG_FILE conv=notrunc bs=512 count=1 - dd of=$DST_DIR/s2_boot.bin of=$IMG_FILE conv=notrunc bs=512 seek=1 - S2_SECTORS=$(($(wc -c < "$BOOT_S2") / 512)) - dd of=$DST_DIR/kernel.bin of=$IMG_FILE conv=notrunc bs=512 $((1 + S2_SECTORS)) - + echo "Written s1_boot.bin to $IMG_FILE" + dd if=$DST_DIR/s2_boot.bin of=$IMG_FILE conv=notrunc bs=512 seek=1 + echo "Written s2_boot.bin to $IMG_FILE" + S2_SECTORS=$(( ($(wc -c < "$DST_DIR/s2_boot.bin") + 511) / 512 )) + KERNEL_OFFSET=$((1 + S2_SECTORS)) + dd if=$DST_DIR/kernel.bin of=$IMG_FILE conv=notrunc bs=512 \ + seek=$KERNEL_OFFSET status=none + echo "Written kernel.bin to $IMG_FILE" xorriso -as mkisofs \ - -b $DST_DIR/$IMG_FILE \ + -b $IMG_FILE \ -no-emul-boot \ -boot-load-size 4 \ -boot-info-table \ @@ -35,7 +42,8 @@ build() -R \ -V "$NAME" \ -o $ISO_FILE \ - $ISO_FILE + "$(dirname "$IMG_FILE")" + if [ -f $ISO_FILE ]; then echo "Bootable ISO created" |