get iso to boot into kernel + initramfs

Signed-off-by: Nico Schottelius <nico@wurzel.schottelius.org>

hacking/.gitignore

@@ -0,0 +1,2 @@
+iso/
+*.iso

hacking/README

@@ -10,3 +10,9 @@
     - binlist
     - bootstrap of os
         -> root permissions!
+
+- uefi support
+    [9:15] wurzel:hacking% pacman -Ql syslinux | grep ldlin
+    syslinux /usr/lib/syslinux/bios/ldlinux.c32
+    syslinux /usr/lib/syslinux/efi32/ldlinux.e32
+    syslinux /usr/lib/syslinux/efi64/ldlinux.e64

hacking/add_kernel_isolinux.sh

@@ -0,0 +1,29 @@
+#!/bin/sh
+
+# FIXME: Write cdist type / explorer that finds
+# package for a file, distro independent
+
+if [ "$#" -ne 1 ]; then
+    echo "$0 dir-out"
+    exit 1
+fi
+
+dir=$1; shift
+boot=$dir/boot
+
+mkdir -p "$boot"
+cp /boot/vmlinuz-linux                      \
+    /boot/initramfs-linux-fallback.img      \
+    /usr/lib/syslinux/bios/isolinux.bin     \
+    "$boot"
+
+cp /usr/lib/syslinux/bios/ldlinux.c32      \
+    "$dir"
+
+cat > "$dir/isolinux.cfg" << eof
+default preos
+label   preos
+title   cdist PreOS
+linux   /boot/vmlinuz-linux
+initrd  /boot/initramfs-linux-fallback.img
+eof

hacking/all.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+set -e
+
+dir=./iso
+iso=preos.iso
+
+./filelist_from_package.sh | ./filelist_to_dir.sh "$dir"
+./add_kernel_isolinux.sh "$dir"
+./create_iso.sh "$dir" "$iso"

hacking/qemu-test.sh

@@ -8,5 +8,5 @@ fi
 iso=$1; shift
 
 qemu-system-x86_64 -m 512 -boot order=cd \
-    -drive=$iso,media=cdrom
+    -drive file=$iso,media=cdrom