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Re: [PATCH] Support Openfirmware disks with non-512B sectors
From: |
Vladimir 'φ-coder/phcoder' Serbinenko |
Subject: |
Re: [PATCH] Support Openfirmware disks with non-512B sectors |
Date: |
Wed, 23 Jan 2013 07:53:28 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.11) Gecko/20121122 Icedove/10.0.11 |
On 22.01.2013 20:39, Seth Goldberg wrote:
>
>
> Quoting Andrey Borzenkov, who wrote the following on Tue, 22 Jan 2013:
>
>> В Tue, 22 Jan 2013 11:04:19 -0800 (PST)
>> Seth Goldberg <address@hidden> пишет:
>>
>>> Hi,
>>>
>>> Why is this limited to OpenFirmware only? Can you generate a
>>> patch that
>>> supports 4KN disks on ALL platforms?
>>>
>>
>> It already supports 4K sector internally and queries disk sector size
>> for SCSI, ATA and EFI (at least). BIOS is always emulating 512 sector.
>
> That is not true. True 4k native drives (on i386-pc) will not boot
> with GRUB 2 due to issues in grub-setup (I have a proposal I'll send in
> a bit to fix that).
>
The parts to query sector size on BIOS are also in. But none of my
BIOSes were able to even show a 4K-sector drive in its boot menu.
> --S
>
>
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--
Regards
Vladimir 'φ-coder/phcoder' Serbinenko
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