int pcibios_write_config_dword (unsigned char bus, unsigned char device_fn,unsigned char where, unsigned int value);
function writes one double word to the configuration space of the PCI bus. The
bus can be specified with the
paramter determines which ? to use.
is set to the ?. The word to be written to the configuration space is
stored in the
The return value is taken from the PCI controller in a way that I'm
not quite sure of.
If the PCI system is unavailable, PCIBIOS_FUNC_NOT_SUPPORTED is