On Saturday 27 February 2010 18:20:24 Etaoin Shrdlu wrote: > On Saturday 27 February 2010, BRM wrote: > > Stage 1 focuses solely on loading Stage 2, > > and has historically been limited to a total size[1] to 512 bytes, > > It's actually less than that, because the first 64 bytes of sector 0 > contain the partition table, so the maximum size of a stage1 bootloader is > 510 - 64 = 446 bytes.
Yep, that's why dd if=/dev/sda of=~/partition_table.img bs=446 count=1 will make you a nice back up of your partition table, while bs=512 will back up your complete MBR. -- Regards, Mick
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