Quoting Vladimir 'phcoder' Serbinenko, who wrote the following on Sat, 24...:
Nando wrote:Hi Vlad, > able to do the equivalent of setpci by calculating the addresses > needing memory writes. Except pciconf space Are you saying that write_dword will not write to pciconf space?pciconf space on x86 is acessible through inw/outw and not through memory
All modern systems equipped with PCI Express support memory-mapped config space access. If we do implement a pciconf command, it should support accessing extended config space as well, via the MMCFG region (we'll need to look up the base address of such a region in the ACPI MCFG table).
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