amd64/186515: Doesn't boot with GPT when # of entries over than 128.

Andrey V. Elsukov bu7cher at yandex.ru
Fri Feb 7 12:43:04 UTC 2014


On 06.02.2014 23:30, John Baldwin wrote:
>  Using more entries to pad out the table isn't the normal way to handle 4k 
>  alignment.  You can just leave a gap before the start of freebsd-boot.  Having 
>  the sectors "free" vs having them contain zero'd GPT entries doesn't really 
>  make a difference.  One question is when does the boot break?  Does it make it 
>  into the loader and break trying to boot the kernel?  Does it make it into 
>  gptboot and break trying to load the loader?

Hi John,

this is gptboot's restriction. Look at the sys/boot/common/gpt.c.

-- 
WBR, Andrey V. Elsukov


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