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/ArmPkg/Include/Chipset/ArmCortexA5x.h | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/ArmPkg/Include/Chipset/ArmCortexA5x.h')
| -rw-r--r-- | roms/edk2/ArmPkg/Include/Chipset/ArmCortexA5x.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/roms/edk2/ArmPkg/Include/Chipset/ArmCortexA5x.h b/roms/edk2/ArmPkg/Include/Chipset/ArmCortexA5x.h new file mode 100644 index 000000000..847a6e004 --- /dev/null +++ b/roms/edk2/ArmPkg/Include/Chipset/ArmCortexA5x.h @@ -0,0 +1,44 @@ +/** @file
+
+ Copyright (c) 2012-2014, ARM Limited. All rights reserved.
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef __ARM_CORTEX_A5x_H__
+#define __ARM_CORTEX_A5x_H__
+
+//
+// Cortex A5x feature bit definitions
+//
+#define A5X_FEATURE_SMP (1 << 6)
+
+//
+// Helper functions to access CPU Extended Control Register
+//
+UINT64
+EFIAPI
+ArmReadCpuExCr (
+ VOID
+ );
+
+VOID
+EFIAPI
+ArmWriteCpuExCr (
+ IN UINT64 Val
+ );
+
+VOID
+EFIAPI
+ArmSetCpuExCrBit (
+ IN UINT64 Bits
+ );
+
+VOID
+EFIAPI
+ArmUnsetCpuExCrBit (
+ IN UINT64 Bits
+ );
+
+#endif
|