6b3440f4fd
This aligns with what we used to have in Barebox. Most of the time the user is not expected to make a choice, so keeping the timeout short is sensible.
60 lines
1.5 KiB
INI
60 lines
1.5 KiB
INI
set default=99
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set timeout=1
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set ORDER="A B"
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set A_OK=0
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set B_OK=0
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set A_TRY=0
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set B_TRY=0
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set MACHINE_ID=""
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load_env
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# select bootable slot
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for SLOT in $ORDER; do
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if [ "$SLOT" == "A" ]; then
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INDEX=0
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OK=$A_OK
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TRY=$A_TRY
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A_TRY=1
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fi
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if [ "$SLOT" == "B" ]; then
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INDEX=1
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OK=$B_OK
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TRY=$B_TRY
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B_TRY=1
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fi
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if [ "$OK" -eq 1 -a "$TRY" -eq 0 ]; then
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default=$INDEX
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break
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fi
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done
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# reset booted flags
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if [ "$default" -eq 99 ]; then
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if [ "$A_OK" -eq 1 -a "$A_TRY" -eq 1 ]; then
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A_TRY=0
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fi
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if [ "$B_OK" -eq 1 -a "$B_TRY" -eq 1 ]; then
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B_TRY=0
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fi
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default=0
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fi
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save_env A_TRY A_OK B_TRY B_OK ORDER MACHINE_ID
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default_cmdline="rootwait zram.enabled=1 zram.num_devices=3 apparmor=1 security=apparmor systemd.machine_id=$MACHINE_ID cgroup_enable=memory fsck.repair=yes"
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file_env -f ($root)/cmdline.txt cmdline
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# root is a full HDD/partition definition in GRUB format like hd0,gpt1
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# We extract the part before the comma to then append our own partition index
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# at the end. This is hacky but the best way I found
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regexp --set 1:boothd (.+),.+ ${root}
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menuentry "Slot A (OK=$A_OK TRY=$A_TRY)" {
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linux (${boothd},gpt2)/bzImage root=PARTUUID=8d3d53e3-6d49-4c38-8349-aff6859e82fd $default_cmdline $cmdline rauc.slot=A
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}
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menuentry "Slot B (OK=$B_OK TRY=$B_TRY)" {
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linux (${boothd},gpt4)/bzImage root=PARTUUID=a3ec664e-32ce-4665-95ea-7ae90ce9aa20 $default_cmdline $cmdline rauc.slot=B
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}
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