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sergeykhbr |
/**
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* @file
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* @copyright Copyright 2017 GNSS Sensor Ltd. All right reserved.
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* @author Sergey Khabarov - sergeykhbr@gmail.com
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* @brief Functional CPU model interface.
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*/
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#ifndef __DEBUGGER_COMMON_CORESERVICES_ICPUFUNCTIONAL_H__
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#define __DEBUGGER_COMMON_CORESERVICES_ICPUFUNCTIONAL_H__
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#include <inttypes.h>
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#include <iface.h>
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#include <api_types.h>
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#include "coreservices/imemop.h"
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namespace debugger {
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static const char *const IFACE_INSTRUCTION = "IInstruction";
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class IInstruction : public IFace {
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public:
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IInstruction() : IFace(IFACE_INSTRUCTION) {}
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virtual const char *name() = 0;
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/** Return instruction size */
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virtual int exec(Reg64Type *payload) = 0;
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};
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class GenericInstruction : public IInstruction {
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public:
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GenericInstruction() : IInstruction() {}
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};
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enum EEndianessType {
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LittleEndian,
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BigEndian,
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};
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static const char *const IFACE_CPU_FUNCTIONAL = "ICpuFunctional";
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class ICpuFunctional : public IFace {
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public:
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ICpuFunctional() : IFace(IFACE_CPU_FUNCTIONAL) {}
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virtual void raiseSoftwareIrq() = 0;
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virtual uint64_t getPC() = 0;
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virtual void setBranch(uint64_t npc) = 0;
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virtual void pushStackTrace() = 0;
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virtual void popStackTrace() = 0;
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virtual uint64_t getPrvLevel() = 0;
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virtual void setPrvLevel(uint64_t lvl) = 0;
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virtual void dma_memop(Axi4TransactionType *tr) = 0;
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virtual bool isOn() = 0;
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virtual bool isHalt() = 0;
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virtual bool isSwBreakpoint() = 0;
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virtual bool isHwBreakpoint() = 0;
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virtual void go() = 0;
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virtual void halt(const char *descr) = 0;
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virtual void step() = 0;
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virtual void addHwBreakpoint(uint64_t addr) = 0;
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virtual void removeHwBreakpoint(uint64_t addr) = 0;
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virtual void skipBreakpoint() = 0;
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protected:
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virtual uint64_t getResetAddress() = 0;
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virtual uint64_t getIrqAddress(int idx) = 0;
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virtual EEndianessType endianess() = 0;
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virtual GenericInstruction *decodeInstruction(Reg64Type *cache) = 0;
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virtual void generateIllegalOpcode() = 0;
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virtual void handleTrap() = 0;
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/** Tack Registers changes during execution */
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virtual void trackContextStart() = 0;
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/** Stop tracking and write trace file */
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virtual void trackContextEnd() = 0;
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};
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} // namespace debugger
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#endif // __DEBUGGER_COMMON_CORESERVICES_ICPUFUNCTIONAL_H__
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