audk/ArmPkg/Drivers/ArmGic/GicV3/Arm/ArmGicV3.asm

89 lines
2.3 KiB
NASM

//
// Copyright (c) 2014, ARM Limited. All rights reserved.
//
// This program and the accompanying materials are licensed and made available
// under the terms and conditions of the BSD License which accompanies this
// distribution. The full text of the license may be found at
// http://opensource.org/licenses/bsd-license.php
//
// THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
// WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
//
//
// For the moment we assume this will run in SVC mode on ARMv7
INCLUDE AsmMacroExport.inc
//UINT32
//EFIAPI
//ArmGicGetControlSystemRegisterEnable (
// VOID
// );
RVCT_ASM_EXPORT ArmGicV3GetControlSystemRegisterEnable
mrc p15, 0, r0, c12, c12, 5 // ICC_SRE
bx lr
//VOID
//EFIAPI
//ArmGicSetControlSystemRegisterEnable (
// IN UINT32 ControlSystemRegisterEnable
// );
RVCT_ASM_EXPORT ArmGicV3SetControlSystemRegisterEnable
mcr p15, 0, r0, c12, c12, 5 // ICC_SRE
isb
bx lr
//VOID
//ArmGicV3EnableInterruptInterface (
// VOID
// );
RVCT_ASM_EXPORT ArmGicV3EnableInterruptInterface
mov r0, #1
mcr p15, 0, r0, c12, c12, 7 // ICC_IGRPEN1
bx lr
//VOID
//ArmGicV3DisableInterruptInterface (
// VOID
// );
RVCT_ASM_EXPORT ArmGicV3DisableInterruptInterface
mov r0, #0
mcr p15, 0, r0, c12, c12, 7 // ICC_IGRPEN1
bx lr
//VOID
//ArmGicV3EndOfInterrupt (
// IN UINTN InterruptId
// );
RVCT_ASM_EXPORT ArmGicV3EndOfInterrupt
mcr p15, 0, r0, c12, c12, 1 //ICC_EOIR1
bx lr
//UINTN
//ArmGicV3AcknowledgeInterrupt (
// VOID
// );
RVCT_ASM_EXPORT ArmGicV3AcknowledgeInterrupt
mrc p15, 0, r0, c12, c8, 0 //ICC_IAR1
bx lr
//VOID
//ArmGicV3SetPriorityMask (
// IN UINTN Priority
// );
RVCT_ASM_EXPORT ArmGicV3SetPriorityMask
mcr p15, 0, r0, c4, c6, 0 //ICC_PMR
bx lr
//VOID
//ArmGicV3SetBinaryPointer (
// IN UINTN BinaryPoint
// );
RVCT_ASM_EXPORT ArmGicV3SetBinaryPointer
mcr p15, 0, r0, c12, c12, 3 //ICC_BPR1
bx lr
END