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/** @file
Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
Copyright (c) 2011-2021, Arm Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __ARM_V7_H__
#define __ARM_V7_H__
#include <Chipset/ArmV7Mmu.h>
// ARM Interrupt ID in Exception Table
#define ARM_ARCH_EXCEPTION_IRQ EXCEPT_ARM_IRQ
// ID_PFR1 - ARM Processor Feature Register 1 definitions
#define ARM_PFR1_SEC (0xFUL << 4)
#define ARM_PFR1_TIMER (0xFUL << 16)
#define ARM_PFR1_GIC (0xFUL << 28)
// Domain Access Control Register
#define DOMAIN_ACCESS_CONTROL_MASK(a) (3UL << (2 * (a)))
#define DOMAIN_ACCESS_CONTROL_NONE(a) (0UL << (2 * (a)))
#define DOMAIN_ACCESS_CONTROL_CLIENT(a) (1UL << (2 * (a)))
#define DOMAIN_ACCESS_CONTROL_RESERVED(a) (2UL << (2 * (a)))
#define DOMAIN_ACCESS_CONTROL_MANAGER(a) (3UL << (2 * (a)))
// CPSR - Coprocessor Status Register definitions
#define CPSR_MODE_USER 0x10
#define CPSR_MODE_FIQ 0x11
#define CPSR_MODE_IRQ 0x12
#define CPSR_MODE_SVC 0x13
#define CPSR_MODE_ABORT 0x17
#define CPSR_MODE_HYP 0x1A
#define CPSR_MODE_UNDEFINED 0x1B
#define CPSR_MODE_SYSTEM 0x1F
#define CPSR_MODE_MASK 0x1F
#define CPSR_ASYNC_ABORT (1 << 8)
#define CPSR_IRQ (1 << 7)
#define CPSR_FIQ (1 << 6)
// CPACR - Coprocessor Access Control Register definitions
#define CPACR_CP_DENIED(cp) 0x00
#define CPACR_CP_PRIV(cp) ((0x1 << ((cp) << 1)) & 0x0FFFFFFF)
#define CPACR_CP_FULL(cp) ((0x3 << ((cp) << 1)) & 0x0FFFFFFF)
#define CPACR_ASEDIS (1 << 31)
#define CPACR_D32DIS (1 << 30)
#define CPACR_CP_FULL_ACCESS 0x0FFFFFFF
// NSACR - Non-Secure Access Control Register definitions
#define NSACR_CP(cp) ((1 << (cp)) & 0x3FFF)
#define NSACR_NSD32DIS (1 << 14)
#define NSACR_NSASEDIS (1 << 15)
#define NSACR_PLE (1 << 16)
#define NSACR_TL (1 << 17)
#define NSACR_NS_SMP (1 << 18)
#define NSACR_RFR (1 << 19)
// SCR - Secure Configuration Register definitions
#define SCR_NS (1 << 0)
#define SCR_IRQ (1 << 1)
#define SCR_FIQ (1 << 2)
#define SCR_EA (1 << 3)
#define SCR_FW (1 << 4)
#define SCR_AW (1 << 5)
// MIDR - Main ID Register definitions
#define ARM_CPU_TYPE_SHIFT 4
#define ARM_CPU_TYPE_MASK 0xFFF
#define ARM_CPU_TYPE_AEMV8 0xD0F
#define ARM_CPU_TYPE_A53 0xD03
#define ARM_CPU_TYPE_A57 0xD07
#define ARM_CPU_TYPE_A15 0xC0F
#define ARM_CPU_TYPE_A12 0xC0D
#define ARM_CPU_TYPE_A9 0xC09
#define ARM_CPU_TYPE_A7 0xC07
#define ARM_CPU_TYPE_A5 0xC05
#define ARM_CPU_REV_MASK ((0xF << 20) | (0xF) )
#define ARM_CPU_REV(rn, pn) ((((rn) & 0xF) << 20) | ((pn) & 0xF))
#define ARM_VECTOR_TABLE_ALIGNMENT ((1 << 5)-1)
VOID
EFIAPI
ArmEnableSWPInstruction (
VOID
);
UINTN
EFIAPI
ArmReadCbar (
VOID
);
UINTN
EFIAPI
ArmReadTpidrurw (
VOID
);
VOID
EFIAPI
ArmWriteTpidrurw (
UINTN Value
);
UINT32
EFIAPI
ArmReadNsacr (
VOID
);
VOID
EFIAPI
ArmWriteNsacr (
IN UINT32 Nsacr
);
#endif // __ARM_V7_H__
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