WDC_PciWriteCfgBySlot8()

DWORD DLLCALLCONV WDC_PciWriteCfgBySlot8	(	_In_ WD_PCI_SLOT *	pPciSlot,
		_In_ DWORD	dwOffset,
		_In_ BYTE	bVal
	)

writes 1 byte (8 bits) to a specified offset in a PCI device's configuration space or a PCI Express device's extended configuration space.

The device is identified by its location on the PCI bus.

Parameters

[in]	pPciSlot	Pointer to a PCI device location information structure, which can be acquired by calling WDC_PciScanDevices()
[in]	dwOffset	The offset from the beginning of the PCI configuration space to write to.
[in]	bVal	The data to write to the PCI configuration space

Returns

Returns WD_STATUS_SUCCESS (0) on success, or an appropriate error code otherwise