mirror of https://github.com/acidanthera/audk.git
62 lines
1.5 KiB
ArmAsm
62 lines
1.5 KiB
ArmAsm
#
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# Copyright (c) 2011-2013, ARM Limited. All rights reserved.
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#
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# This program and the accompanying materials
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# are licensed and made available under the terms and conditions of the BSD License
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# which accompanies this distribution. The full text of the license may be found at
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# http://opensource.org/licenses/bsd-license.php
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#
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# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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#
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#
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#include <AsmMacroIoLibV8.h>
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#include <Library/ArmLib.h>
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ASM_FUNC(ArmPlatformPeiBootAction)
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ret
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//UINTN
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//ArmPlatformGetPrimaryCoreMpId (
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// VOID
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// );
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ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
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MOV32 (w0, FixedPcdGet32 (PcdArmPrimaryCore))
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ret
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# IN None
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# OUT x0 = number of cores present in the system
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ASM_FUNC(ArmGetCpuCountPerCluster)
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MOV32 (w0, FixedPcdGet32 (PcdCoreCount))
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ret
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//UINTN
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//ArmPlatformIsPrimaryCore (
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// IN UINTN MpId
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// );
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ASM_FUNC(ArmPlatformIsPrimaryCore)
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MOV32 (w1, FixedPcdGet32 (PcdArmPrimaryCoreMask))
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and x0, x0, x1
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MOV32 (w1, FixedPcdGet32 (PcdArmPrimaryCore))
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cmp w0, w1
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b.ne 1f
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mov x0, #1
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ret
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1:
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mov x0, #0
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ret
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//UINTN
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//ArmPlatformGetCorePosition (
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// IN UINTN MpId
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// );
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// With this function: CorePos = (ClusterId * 4) + CoreId
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ASM_FUNC(ArmPlatformGetCorePosition)
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and x1, x0, #ARM_CORE_MASK
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and x0, x0, #ARM_CLUSTER_MASK
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add x0, x1, x0, LSR #6
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ret
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ASM_FUNCTION_REMOVE_IF_UNREFERENCED
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