Arjan van de Ven <[email protected]> writes:
>> Current workaround is the following (both of linus and -mm),
>>
>> if (pci_mmcfg_config_num == 1 &&
>> cfg->pci_segment_group_number == 0 &&
>> (cfg->start_bus_number | cfg->end_bus_number) == 0)
>> /* Assume it can access 256M range */
>>
>> But, if the system has bus number 0 only, it's a correct table.
>> We may need to detect the broken system. blacklist?
>
> or just... not assume 256Mb but assume broken?
I see. And instead, add force enable option?
--
OGAWA Hirofumi <[email protected]>
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