/**
Writes a 32-bit PCI configuration register.
Writes the 32-bit PCI configuration register specified by Address with the
value specified by Value. Value is returned. This function must guarantee
that all PCI read and write operations are serialized.
If Address > 0x0FFFFFFF, then ASSERT().
If Address is not aligned on a 32-bit boundary, then ASSERT().
@param Address The address that encodes the PCI Bus, Device, Function and
Register.
@param Value The value to write.
@return The value written to the PCI configuration register.
**/
UINT32
EFIAPI
PciWrite32 (
IN UINTN Address,
IN UINT32 Value
)
{
return PciCf8Write32 (Address, Value);
}
/**
Writes a 32-bit PCI configuration register.
Writes the 32-bit PCI configuration register specified by Address with the
value specified by Value. Value is returned. This function must guarantee
that all PCI read and write operations are serialized.
If Address > 0x0FFFFFFF, then ASSERT().
@param Address Address that encodes the PCI Bus, Device, Function and
Register.
@param Value The value to write.
@return The value written to the PCI configuration register.
**/
UINT32
EFIAPI
PciWrite32 (
IN UINTN Address,
IN UINT32 Data
)
{
return PciCf8Write32 (Address, Data);
}
/**
Writes a 32-bit PCI configuration register.
Writes the 32-bit PCI configuration register specified by Address with the
value specified by Value. Value is returned. This function must guarantee
that all PCI read and write operations are serialized.
If Address > 0x0FFFFFFF, then ASSERT().
If Address is not aligned on a 32-bit boundary, then ASSERT().
@param Address The address that encodes the PCI Bus, Device, Function and
Register.
@param Value The value to write.
@return The value written to the PCI configuration register.
**/
UINT32
EFIAPI
PciWrite32 (
IN UINTN Address,
IN UINT32 Value
)
{
return mRunningOnQ35 ?
PciExpressWrite32 (Address, Value) :
PciCf8Write32 (Address, Value);
}
