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// Copyright 2017 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include <optional>
#include <dynarmic/A32/coprocessor.h>
#include "common/common_types.h"
enum class CP15Register {
// c0 - Information registers
CP15_MAIN_ID,
CP15_CACHE_TYPE,
CP15_TCM_STATUS,
CP15_TLB_TYPE,
CP15_CPU_ID,
CP15_PROCESSOR_FEATURE_0,
CP15_PROCESSOR_FEATURE_1,
CP15_DEBUG_FEATURE_0,
CP15_AUXILIARY_FEATURE_0,
CP15_MEMORY_MODEL_FEATURE_0,
CP15_MEMORY_MODEL_FEATURE_1,
CP15_MEMORY_MODEL_FEATURE_2,
CP15_MEMORY_MODEL_FEATURE_3,
CP15_ISA_FEATURE_0,
CP15_ISA_FEATURE_1,
CP15_ISA_FEATURE_2,
CP15_ISA_FEATURE_3,
CP15_ISA_FEATURE_4,
// c1 - Control registers
CP15_CONTROL,
CP15_AUXILIARY_CONTROL,
CP15_COPROCESSOR_ACCESS_CONTROL,
// c2 - Translation table registers
CP15_TRANSLATION_BASE_TABLE_0,
CP15_TRANSLATION_BASE_TABLE_1,
CP15_TRANSLATION_BASE_CONTROL,
CP15_DOMAIN_ACCESS_CONTROL,
CP15_RESERVED,
// c5 - Fault status registers
CP15_FAULT_STATUS,
CP15_INSTR_FAULT_STATUS,
CP15_COMBINED_DATA_FSR = CP15_FAULT_STATUS,
CP15_INST_FSR,
// c6 - Fault Address registers
CP15_FAULT_ADDRESS,
CP15_COMBINED_DATA_FAR = CP15_FAULT_ADDRESS,
CP15_WFAR,
CP15_IFAR,
// c7 - Cache operation registers
CP15_WAIT_FOR_INTERRUPT,
CP15_PHYS_ADDRESS,
CP15_INVALIDATE_INSTR_CACHE,
CP15_INVALIDATE_INSTR_CACHE_USING_MVA,
CP15_INVALIDATE_INSTR_CACHE_USING_INDEX,
CP15_FLUSH_PREFETCH_BUFFER,
CP15_FLUSH_BRANCH_TARGET_CACHE,
CP15_FLUSH_BRANCH_TARGET_CACHE_ENTRY,
CP15_INVALIDATE_DATA_CACHE,
CP15_INVALIDATE_DATA_CACHE_LINE_USING_MVA,
CP15_INVALIDATE_DATA_CACHE_LINE_USING_INDEX,
CP15_INVALIDATE_DATA_AND_INSTR_CACHE,
CP15_CLEAN_DATA_CACHE,
CP15_CLEAN_DATA_CACHE_LINE_USING_MVA,
CP15_CLEAN_DATA_CACHE_LINE_USING_INDEX,
CP15_DATA_SYNC_BARRIER,
CP15_DATA_MEMORY_BARRIER,
CP15_CLEAN_AND_INVALIDATE_DATA_CACHE,
CP15_CLEAN_AND_INVALIDATE_DATA_CACHE_LINE_USING_MVA,
CP15_CLEAN_AND_INVALIDATE_DATA_CACHE_LINE_USING_INDEX,
// c8 - TLB operations
CP15_INVALIDATE_ITLB,
CP15_INVALIDATE_ITLB_SINGLE_ENTRY,
CP15_INVALIDATE_ITLB_ENTRY_ON_ASID_MATCH,
CP15_INVALIDATE_ITLB_ENTRY_ON_MVA,
CP15_INVALIDATE_DTLB,
CP15_INVALIDATE_DTLB_SINGLE_ENTRY,
CP15_INVALIDATE_DTLB_ENTRY_ON_ASID_MATCH,
CP15_INVALIDATE_DTLB_ENTRY_ON_MVA,
CP15_INVALIDATE_UTLB,
CP15_INVALIDATE_UTLB_SINGLE_ENTRY,
CP15_INVALIDATE_UTLB_ENTRY_ON_ASID_MATCH,
CP15_INVALIDATE_UTLB_ENTRY_ON_MVA,
// c9 - Data cache lockdown register
CP15_DATA_CACHE_LOCKDOWN,
// c10 - TLB/Memory map registers
CP15_TLB_LOCKDOWN,
CP15_PRIMARY_REGION_REMAP,
CP15_NORMAL_REGION_REMAP,
// c13 - Thread related registers
CP15_PID,
CP15_CONTEXT_ID,
CP15_THREAD_UPRW, // Thread ID register - User/Privileged Read/Write
CP15_THREAD_URO, // Thread ID register - User Read Only (Privileged R/W)
CP15_THREAD_PRW, // Thread ID register - Privileged R/W only.
// c15 - Performance and TLB lockdown registers
CP15_PERFORMANCE_MONITOR_CONTROL,
CP15_CYCLE_COUNTER,
CP15_COUNT_0,
CP15_COUNT_1,
CP15_READ_MAIN_TLB_LOCKDOWN_ENTRY,
CP15_WRITE_MAIN_TLB_LOCKDOWN_ENTRY,
CP15_MAIN_TLB_LOCKDOWN_VIRT_ADDRESS,
CP15_MAIN_TLB_LOCKDOWN_PHYS_ADDRESS,
CP15_MAIN_TLB_LOCKDOWN_ATTRIBUTE,
CP15_TLB_DEBUG_CONTROL,
// Skyeye defined
CP15_TLB_FAULT_ADDR,
CP15_TLB_FAULT_STATUS,
// Not an actual register.
// All registers should be defined above this.
CP15_REGISTER_COUNT,
};
class DynarmicCP15 final : public Dynarmic::A32::Coprocessor {
public:
using CoprocReg = Dynarmic::A32::CoprocReg;
explicit DynarmicCP15(u32* cp15) : CP15(cp15){};
std::optional<Callback> CompileInternalOperation(bool two, unsigned opc1, CoprocReg CRd,
CoprocReg CRn, CoprocReg CRm,
unsigned opc2) override;
CallbackOrAccessOneWord CompileSendOneWord(bool two, unsigned opc1, CoprocReg CRn,
CoprocReg CRm, unsigned opc2) override;
CallbackOrAccessTwoWords CompileSendTwoWords(bool two, unsigned opc, CoprocReg CRm) override;
CallbackOrAccessOneWord CompileGetOneWord(bool two, unsigned opc1, CoprocReg CRn, CoprocReg CRm,
unsigned opc2) override;
CallbackOrAccessTwoWords CompileGetTwoWords(bool two, unsigned opc, CoprocReg CRm) override;
std::optional<Callback> CompileLoadWords(bool two, bool long_transfer, CoprocReg CRd,
std::optional<u8> option) override;
std::optional<Callback> CompileStoreWords(bool two, bool long_transfer, CoprocReg CRd,
std::optional<u8> option) override;
private:
u32* CP15{};
};
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