/** @file\r
\r
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r
- Copyright (c) 2011 - 2014, ARM Ltd. All rights reserved.<BR>\r
+ Copyright (c) 2011 - 2021, Arm Limited. All rights reserved.<BR>\r
\r
- This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#define __AARCH64_H__\r
\r
#include <Chipset/AArch64Mmu.h>\r
-#include <Chipset/ArmArchTimer.h>\r
\r
// ARM Interrupt ID in Exception Table\r
#define ARM_ARCH_EXCEPTION_IRQ EXCEPT_AARCH64_IRQ\r
#define SCR_AW (1 << 5)\r
\r
// MIDR - Main ID Register definitions\r
+#define ARM_CPU_TYPE_SHIFT 4\r
#define ARM_CPU_TYPE_MASK 0xFFF\r
-#define ARM_CPU_TYPE_AEMv8 0xD0F\r
+#define ARM_CPU_TYPE_AEMV8 0xD0F\r
#define ARM_CPU_TYPE_A53 0xD03\r
#define ARM_CPU_TYPE_A57 0xD07\r
+#define ARM_CPU_TYPE_A72 0xD08\r
#define ARM_CPU_TYPE_A15 0xC0F\r
#define ARM_CPU_TYPE_A9 0xC09\r
+#define ARM_CPU_TYPE_A7 0xC07\r
#define ARM_CPU_TYPE_A5 0xC05\r
\r
#define ARM_CPU_REV_MASK ((0xF << 20) | (0xF) )\r
#define ARM_CPU_REV(rn, pn) ((((rn) & 0xF) << 20) | ((pn) & 0xF))\r
\r
// Hypervisor Configuration Register\r
-#define ARM_HCR_FMO BIT3\r
-#define ARM_HCR_IMO BIT4\r
-#define ARM_HCR_AMO BIT5\r
-#define ARM_HCR_TGE BIT27\r
+#define ARM_HCR_FMO BIT3\r
+#define ARM_HCR_IMO BIT4\r
+#define ARM_HCR_AMO BIT5\r
+#define ARM_HCR_TSC BIT19\r
+#define ARM_HCR_TGE BIT27\r
+\r
+// Exception Syndrome Register\r
+#define AARCH64_ESR_EC(Ecr) ((0x3F << 26) & (Ecr))\r
+#define AARCH64_ESR_ISS(Ecr) ((0x1FFFFFF) & (Ecr))\r
+\r
+#define AARCH64_ESR_EC_SMC32 (0x13 << 26)\r
+#define AARCH64_ESR_EC_SMC64 (0x17 << 26)\r
\r
// AArch64 Exception Level\r
#define AARCH64_EL3 0xC\r
#define AARCH64_EL2 0x8\r
#define AARCH64_EL1 0x4\r
\r
+// Saved Program Status Register definitions\r
+#define SPSR_A BIT8\r
+#define SPSR_I BIT7\r
+#define SPSR_F BIT6\r
+\r
+#define SPSR_AARCH32 BIT4\r
+\r
+#define SPSR_AARCH32_MODE_USER 0x0\r
+#define SPSR_AARCH32_MODE_FIQ 0x1\r
+#define SPSR_AARCH32_MODE_IRQ 0x2\r
+#define SPSR_AARCH32_MODE_SVC 0x3\r
+#define SPSR_AARCH32_MODE_ABORT 0x7\r
+#define SPSR_AARCH32_MODE_UNDEF 0xB\r
+#define SPSR_AARCH32_MODE_SYS 0xF\r
+\r
+// Counter-timer Hypervisor Control register definitions\r
+#define CNTHCTL_EL2_EL1PCTEN BIT0\r
+#define CNTHCTL_EL2_EL1PCEN BIT1\r
+\r
#define ARM_VECTOR_TABLE_ALIGNMENT ((1 << 11)-1)\r
\r
+// Vector table offset definitions\r
+#define ARM_VECTOR_CUR_SP0_SYNC 0x000\r
+#define ARM_VECTOR_CUR_SP0_IRQ 0x080\r
+#define ARM_VECTOR_CUR_SP0_FIQ 0x100\r
+#define ARM_VECTOR_CUR_SP0_SERR 0x180\r
+\r
+#define ARM_VECTOR_CUR_SPX_SYNC 0x200\r
+#define ARM_VECTOR_CUR_SPX_IRQ 0x280\r
+#define ARM_VECTOR_CUR_SPX_FIQ 0x300\r
+#define ARM_VECTOR_CUR_SPX_SERR 0x380\r
+\r
+#define ARM_VECTOR_LOW_A64_SYNC 0x400\r
+#define ARM_VECTOR_LOW_A64_IRQ 0x480\r
+#define ARM_VECTOR_LOW_A64_FIQ 0x500\r
+#define ARM_VECTOR_LOW_A64_SERR 0x580\r
+\r
+#define ARM_VECTOR_LOW_A32_SYNC 0x600\r
+#define ARM_VECTOR_LOW_A32_IRQ 0x680\r
+#define ARM_VECTOR_LOW_A32_FIQ 0x700\r
+#define ARM_VECTOR_LOW_A32_SERR 0x780\r
+\r
+// The ID_AA64MMFR2_EL1 register was added in ARMv8.2. Since we\r
+// build for ARMv8.0, we need to define the register here.\r
+#define ID_AA64MMFR2_EL1 S3_0_C0_C7_2\r
+\r
+#define VECTOR_BASE(tbl) \\r
+ .section .text.##tbl##,"ax"; \\r
+ .align 11; \\r
+ .org 0x0; \\r
+ GCC_ASM_EXPORT(tbl); \\r
+ ASM_PFX(tbl): \\r
+\r
+#define VECTOR_ENTRY(tbl, off) \\r
+ .org off\r
+\r
+#define VECTOR_END(tbl) \\r
+ .org 0x800; \\r
+ .previous\r
+\r
VOID\r
EFIAPI\r
ArmEnableSWPInstruction (\r
VOID\r
);\r
\r
+VOID\r
+EFIAPI\r
+ArmDisableStackAlignmentCheck (\r
+ VOID\r
+ );\r
+\r
+VOID\r
+EFIAPI\r
+ArmEnableStackAlignmentCheck (\r
+ VOID\r
+ );\r
+\r
VOID\r
EFIAPI\r
ArmDisableAllExceptions (\r
);\r
\r
UINTN\r
-ArmReadCurrentEL (\r
+ArmReadHcr (\r
VOID\r
);\r
\r
-UINT64\r
-PageAttributeToGcdAttribute (\r
- IN UINT64 PageAttributes\r
- );\r
-\r
-UINT64\r
-GcdAttributeToPageAttribute (\r
- IN UINT64 GcdAttributes\r
+UINTN\r
+ArmReadCurrentEL (\r
+ VOID\r
);\r
\r
UINTN\r
IN UINT64 Cptr\r
);\r
\r
+UINT32\r
+ArmReadCntHctl (\r
+ VOID\r
+ );\r
+\r
+VOID\r
+ArmWriteCntHctl (\r
+ IN UINT32 CntHctl\r
+ );\r
+\r
#endif // __AARCH64_H__\r