0f5bbf004a
Server-only canonical production Debian build. Drops laptop/vanilla variants. Interactive LUKS + hostname at install. user/123 forced rotate. DVD-1 offline base. S8N_LOGS log-capture partition. Lineage: forked from s8n/debian-s8ns-prefs-iso commit d4be55f.
82 lines
3 KiB
Smarty
82 lines
3 KiB
Smarty
# grub-overlay.cfg.tpl — replaces /EFI/debian/grub.cfg in the built ISO.
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# Self-contained, single-icon Apple boot, kernel cmdline baked in.
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# @GRUB_PARAMS@ replaced at build time. @VARIANT@ for menu label.
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set timeout=8
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set default=0
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# Find the iso9660 partition. Apple firmware enumerates the USB at an
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# unpredictable hd number (USB might be hd0, hd1, or hd2 depending on
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# whether internal SSD was detected). Try in order:
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# 1. ${cmdpath} = where GRUB was loaded from, e.g. (hd1,msdos2)/efi/debian.
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# Extract the hdN, set root=(hdN,msdos1) — same disk, partition 1.
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# 2. search --label (works if iso9660 module + partition not type 0x00)
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# 3. Probe (hd0,msdos1) ... (hd3,msdos1)
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# 4. Drop to GRUB shell so operator can debug with `ls`
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insmod part_msdos
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insmod part_gpt
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insmod iso9660
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insmod fat
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insmod regexp
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echo "GRUB loaded. cmdpath=${cmdpath}"
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# Method 1: derive hd from cmdpath
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regexp -s 1:disk '\((hd[0-9]+)' "$cmdpath"
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if [ -n "$disk" ]; then
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set root="($disk,msdos1)"
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echo "trying root=$root (from cmdpath)"
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fi
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if [ -e /install.amd/vmlinuz ]; then echo "found kernel at $root"; else
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# Method 2: filesystem label search
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search --label --no-floppy --set=root @VOLID@
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if [ -e /install.amd/vmlinuz ]; then echo "found kernel via label"; else
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# Method 3: brute-force hd0..hd3
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for d in 0 1 2 3 ; do
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set root="(hd${d},msdos1)"
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if [ -e /install.amd/vmlinuz ]; then echo "found kernel at hd${d}"; break; fi
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done
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if ! [ -e /install.amd/vmlinuz ]; then
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echo "ERROR: cannot find /install.amd/vmlinuz on any disk."
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echo "Drop to GRUB shell with 'c'. Run 'ls' to see devices, then"
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echo "set root=(hdX,msdosY) where X,Y point at the iso9660 partition."
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sleep 30
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fi
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fi
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fi
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if loadfont unicode ; then
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insmod efi_gop
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insmod efi_uga
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insmod gfxterm
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set gfxmode=auto
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set gfxpayload=keep
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terminal_output gfxterm
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fi
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set BAKED="@GRUB_PARAMS@"
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menuentry --hotkey=i 'Auto-install [@VARIANT@] (preseed)' {
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set background_color=black
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linux /install.amd/vmlinuz auto=true priority=@PRIORITY@ file=/cdrom/preseed.cfg $BAKED vga=788 --- quiet
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initrd /install.amd/initrd.gz
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}
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menuentry --hotkey=g 'Auto-install [@VARIANT@] (graphical)' {
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set background_color=black
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linux /install.amd/vmlinuz auto=true priority=@PRIORITY@ file=/cdrom/preseed.cfg $BAKED vga=788 --- quiet
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initrd /install.amd/gtk/initrd.gz
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}
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menuentry --hotkey=m 'Manual install (no preseed) [@VARIANT@ kernel params]' {
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set background_color=black
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linux /install.amd/vmlinuz $BAKED vga=788 --- quiet
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initrd /install.amd/initrd.gz
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}
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menuentry --hotkey=r 'Rescue mode [@VARIANT@ kernel params]' {
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set background_color=black
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linux /install.amd/vmlinuz $BAKED vga=788 rescue/enable=true --- quiet
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initrd /install.amd/initrd.gz
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}
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menuentry --hotkey=s 'Drop to installer shell' {
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set background_color=black
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linux /install.amd/vmlinuz $BAKED vga=788 rescue/enable=true --- quiet
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initrd /install.amd/initrd.gz
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}
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