[SeaBIOS] [SeaBIOS PATCH v2] Fix regression of commit 87b533bf

Kevin O'Connor kevin at koconnor.net
Wed Sep 21 01:52:18 CEST 2011


On Tue, Sep 20, 2011 at 04:00:57AM -0400, Amos Kong wrote:
> From 4678a3cb0e0a3cd7a4bc3d284c5719fdba90bc61 Mon Sep 17 00:00:00 2001
> From: Kevin O'Connor <kevin at koconnor.net>
> Date: Tue, 20 Sep 2011 15:43:55 +0800
> Subject: [PATCH V2] Fix regression of commit 87b533bf
> 
> From: Kevin O'Connor <kevin at koconnor.net>
> 
> After adding more device entries in ACPI DSDT tables,
> the filesize of bios.bin changed from 128K to 256K.
> But bios could not initialize successfully.
> 
> This is a regression since seabios commit 87b533bf. Prior to
> that commit, seabios did not mark the early 32bit initialization
> code as init code. However, a side effect of marking that code
> (handle_post) as init code is that it is more likely the linker
> could place the code at an address less than 0xe0000.
> The patch (just a hack) would cover up the issue.

Thanks.  I committed a slightly different patch (but similar concept)
to the seabios repo.

-Kevin



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