Specifications

110
EFI_LEGACY_INTERRUPT_PROTOCOL.WritePirq()
Summary
Writes data to the specified PIRQ register.
Prototype
typedef
EFI_STATUS
(EFIAPI *EFI_LEGACY_INTERRUPT_WRITE_PIRQ) (
IN EFI_LEGACY_INTERRUPT_PROTOCOL *This,
IN UINT8 PirqNumber,
IN UINT8 PirqData
)
Parameters
This
Indicates the EFI_LEGACY_INTERRUPT_PROTOCOL instance.
PirqNumber
PIRQ A = 0, PIRQB = 1, and so on.
PirqData
IRQ assigned to this PIRQ
Description
This function writes the indicated PIRQ register with the requested data.
Status Codes Returned
EFI_SUCCESS The PIRQ was programmed.
EFI_INVALID_PARAMETER The PIRQ is not valid.