[syslinux] Using syslinux on the PMBR of a GPT partition table

Stewart Adam maillist at diffingo.com
Wed Oct 29 08:12:28 PDT 2008


On 10/29/08 10:59 AM, H. Peter Anvin wrote:
>
> gptmbr.bin needs the UUID of the boot partition written to the MBR; I
> really should write a script to do that.
>
> That doesn't mean gptmbr.bin has been extensively tested by any means;
> yours is the first report of someone actually trying to use it.  We
> obviously should try to make it work.
>
> Could you describe your setup a bit?
>
> 	-hpa
I'm using a slightly modified version of livecd-iso-to-disk.sh from Fedora's 
livecd-tools to create a hybrid Fedora 10 Live USB key.

Basically, the script uses parted to create a gpt table, then creates a 
single 4GB FAT32 partition with type "EFI Protective". It mounts the new 
partition, copies the OS files and EFI bits onto the disk, then umounts it 
and does work on the PMBR. Currently I have it set to GRUB, but I've also 
tried the two mbr.bin files along with "syslinux -d syslinux /dev/sdb1" after.

Stewart




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