audk/ArmVirtPkg/Library/ArmVirtPlatformLib/ARM/VirtHelper.S

58 lines
1.4 KiB
ArmAsm

#
# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
# Copyright (c) 2014-2016, Linaro 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.
#
#
#include <AsmMacroIoLib.h>
#include <Library/ArmLib.h>
ASM_FUNC(ArmPlatformPeiBootAction)
bx lr
//UINTN
//ArmPlatformGetPrimaryCoreMpId (
// VOID
// );
ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
MOV32 (r0, FixedPcdGet32 (PcdArmPrimaryCore))
bx lr
//UINTN
//ArmPlatformIsPrimaryCore (
// IN UINTN MpId
// );
ASM_FUNC(ArmPlatformIsPrimaryCore)
mov r0, #1
bx lr
//UINTN
//ArmPlatformGetCorePosition (
// IN UINTN MpId
// );
// With this function: CorePos = (ClusterId * 4) + CoreId
ASM_FUNC(ArmPlatformGetCorePosition)
and r1, r0, #ARM_CORE_MASK
and r0, r0, #ARM_CLUSTER_MASK
add r0, r1, r0, LSR #6
bx lr
//EFI_PHYSICAL_ADDRESS
//GetPhysAddrTop (
// VOID
// );
ASM_FUNC(ArmGetPhysAddrTop)
mov r0, #0x00000000
mov r1, #0x10000
bx lr
ASM_FUNCTION_REMOVE_IF_UNREFERENCED