Barebones Kernel Commit

Uses limine to boot off of a disk.
Outputs a character to the debug port.

scripts/build_image.sh

@@ -0,0 +1,39 @@
+#!/us
+
+set -e
+
+if [[ $# -ne 1 ]]; then
+  echo "Must specify disk image name."
+fi
+
+dd if=/dev/zero of=$1 bs=1M count=200
+
+dev=$(losetup --find --partscan --show $1)
+if [ -z "$dev" ]; then
+  echo "Couldn't mount loopback device"
+  exit 1;
+fi
+echo "Loopback device: ${dev}"
+
+cleanup() {
+  umount efi
+  rm -rf efi
+}
+trap cleanup EXIT
+
+parted -s $dev mklabel gpt mkpart EFI fat32 1MiB 10MiB mkpart ext2 10MiB 100% set 1 esp on
+mkfs.fat -F 12 "${dev}p1"
+mke2fs "${dev}p2"
+
+limine-deploy "${dev}"
+
+mkdir -p efi/
+mount "${dev}p1" efi/
+
+mkdir -p efi/EFI/BOOT
+cp /usr/share/limine/BOOTX64.EFI efi/EFI/BOOT
+cp /usr/share/limine/limine.sys efi/
+cp ../zion/boot/limine.cfg efi/
+cp zion/zion efi/
+
+chown drew:drew $1