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Dependencies: mbed SDFileSystem2
cpu.h
- Committer:
- dicarloj
- Date:
- 2019-01-13
- Revision:
- 17:c9afe1a7b423
File content as of revision 17:c9afe1a7b423:
#ifndef GBC_CPU_H #define GBC_CPU_H #include "types.h" // 16 bit register union reg { u16 v; struct { u8 lo; u8 hi; }; }; struct CpuState { // registers reg bc, de, hl; u8 f; u8 a; u16 sp, pc; bool halt; uint64_t cycleCount; uint64_t divOffset; u8 ime; u32 timSubcount; }; // external interface: extern CpuState globalState; void resetCpu(); // reinitialize the cpu u32 cpuStep(); // step 1 instruction, returns number of clock cycles elapsed bool getZeroFlag(); bool getSubtractFlag(); bool getHalfCarryFlag(); bool getCarryFlag(); void setZeroFlag(); void clearZeroFlag(); void setSubtractFlag(); void clearSubtractFlag(); void setHalfCarryFlag(); void clearHalfCarryFlag(); void setCarryFlag(); void clearCarryFlag(); void clearAllFlags(); #endif //GBC_CPU_H