diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm')
| -rw-r--r-- | roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.S | 43 | ||||
| -rw-r--r-- | roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.asm | 62 |
2 files changed, 105 insertions, 0 deletions
diff --git a/roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.S b/roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.S new file mode 100644 index 000000000..aedae5562 --- /dev/null +++ b/roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.S @@ -0,0 +1,43 @@ +//
+// Copyright (c) 2012-2013, ARM Limited. All rights reserved.
+//
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+//
+
+#include <AsmMacroIoLib.h>
+#include <Library/ArmLib.h>
+
+ASM_FUNC(ArmPlatformPeiBootAction)
+ bx lr
+
+//UINTN
+//ArmPlatformGetCorePosition (
+// IN UINTN MpId
+// );
+ASM_FUNC(ArmPlatformGetCorePosition)
+ and r1, r0, #ARM_CORE_MASK
+ and r0, r0, #ARM_CLUSTER_MASK
+ add r0, r1, r0, LSR #7
+ bx lr
+
+//UINTN
+//ArmPlatformGetPrimaryCoreMpId (
+// VOID
+// );
+ASM_FUNC(ArmPlatformGetPrimaryCoreMpId)
+ MOV32 (r0, FixedPcdGet32 (PcdArmPrimaryCore))
+ bx lr
+
+//UINTN
+//ArmPlatformIsPrimaryCore (
+// IN UINTN MpId
+// );
+ASM_FUNC(ArmPlatformIsPrimaryCore)
+ MOV32 (r1, FixedPcdGet32 (PcdArmPrimaryCoreMask))
+ and r0, r0, r1
+ MOV32 (r1, FixedPcdGet32 (PcdArmPrimaryCore))
+ cmp r0, r1
+ moveq r0, #1
+ movne r0, #0
+ bx lr
diff --git a/roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.asm b/roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.asm new file mode 100644 index 000000000..1c305f8b5 --- /dev/null +++ b/roms/edk2/ArmPlatformPkg/Library/ArmPlatformLibNull/Arm/ArmPlatformHelper.asm @@ -0,0 +1,62 @@ +//
+// Copyright (c) 2012-2013, ARM Limited. All rights reserved.
+//
+// SPDX-License-Identifier: BSD-2-Clause-Patent
+//
+//
+
+#include <Library/ArmLib.h>
+
+ INCLUDE AsmMacroIoLib.inc
+
+ EXPORT ArmPlatformPeiBootAction
+ EXPORT ArmPlatformGetCorePosition
+ EXPORT ArmPlatformGetPrimaryCoreMpId
+ EXPORT ArmPlatformIsPrimaryCore
+
+ IMPORT _gPcd_FixedAtBuild_PcdArmPrimaryCore
+ IMPORT _gPcd_FixedAtBuild_PcdArmPrimaryCoreMask
+
+ PRESERVE8
+ AREA ArmPlatformNullHelper, CODE, READONLY
+
+ArmPlatformPeiBootAction FUNCTION
+ bx lr
+ ENDFUNC
+
+//UINTN
+//ArmPlatformGetCorePosition (
+// IN UINTN MpId
+// );
+ArmPlatformGetCorePosition FUNCTION
+ and r1, r0, #ARM_CORE_MASK
+ and r0, r0, #ARM_CLUSTER_MASK
+ add r0, r1, r0, LSR #7
+ bx lr
+ ENDFUNC
+
+//UINTN
+//ArmPlatformGetPrimaryCoreMpId (
+// VOID
+// );
+ArmPlatformGetPrimaryCoreMpId FUNCTION
+ mov32 r0, FixedPcdGet32(PcdArmPrimaryCore)
+ bx lr
+ ENDFUNC
+
+//UINTN
+//ArmPlatformIsPrimaryCore (
+// IN UINTN MpId
+// );
+ArmPlatformIsPrimaryCore FUNCTION
+ mov32 r1, FixedPcdGet32(PcdArmPrimaryCoreMask)
+ and r0, r0, r1
+ mov32 r1, FixedPcdGet32(PcdArmPrimaryCore)
+ cmp r0, r1
+ moveq r0, #1
+ movne r0, #0
+ bx lr
+ ENDFUNC
+
+ END
+
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