Re: PCI resources above 4GB

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On Sun, Apr 15, 2012 at 11:54 PM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote:
> On Sun, Apr 15, 2012 at 1:06 PM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote:
>>> 3. use pci_bus_allocate_resource in drm/radeon driver ... ===> but
>>> that could fail.
>>>   so could hack it like a. disable bar 0x10 and steal BAR address,
>>> then set 0x30 to that address then copy ROM to ram.
>>>   after that, disable rom again and set back address to 0x10.
>>>   You try to update radeon_get_bios() to achieve that.
> patches for solution 3:
> map_rom.patch will try to borrow mem or mem pref bar for ROM copying
> and You still need to use pci=norom

map_rom.patch missed one !

Please check map_rom_v2.patch



Attachment: map_rom_v2.patch
Description: Binary data

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