28 #include "sidendian.h"
29 #include "sidmemory.h"
30 #include "EventScheduler.h"
32 #include "Banks/pla.h"
33 #include "Banks/SystemRAMBank.h"
34 #include "Banks/SystemROMBanks.h"
35 #include "Banks/ZeroRAMBank.h"
41 namespace libsidplayfp
56 bool loram, hiram, charen;
62 Bank* cpuWriteMap[16];
83 mutable unsigned int seed;
86 void setCpuPort(uint8_t state)
override;
87 uint8_t getLastReadByte()
const override;
88 event_clock_t getPhi2Time()
const override {
return eventScheduler.
getTime(EVENT_CLOCK_PHI2); }
90 void updateMappingPHI2();
98 void setKernal(
const uint8_t* rom)
override { kernalRomBank.set(rom); }
99 void setBasic(
const uint8_t* rom)
override { basicRomBank.set(rom); }
100 void setChargen(
const uint8_t* rom)
override { characterRomBank.
set(rom); }
104 uint_least16_t
readMemWord(uint_least16_t addr)
override {
return endian_little16(ramBank.ram+addr); }
106 void writeMemByte(uint_least16_t addr, uint8_t value)
override { ramBank.
poke(addr, value); }
107 void writeMemWord(uint_least16_t addr, uint_least16_t value)
override { endian_little16(ramBank.ram+addr, value); }
109 void fillRam(uint_least16_t start, uint8_t value,
unsigned int size)
override
111 memset(ramBank.ram+start, value, size);
113 void fillRam(uint_least16_t start,
const uint8_t* source,
unsigned int size)
override
115 memcpy(ramBank.ram+start, source, size);
131 uint8_t
cpuRead(uint_least16_t addr)
const {
return cpuReadMap[addr >> 12]->
peek(addr); }
139 void cpuWrite(uint_least16_t addr, uint8_t data) { cpuWriteMap[addr >> 12]->
poke(addr, data); }
virtual uint8_t peek(uint_least16_t address)=0
virtual void poke(uint_least16_t address, uint8_t value)=0
Definition: SystemROMBanks.h:150
void installTrap(uint_least16_t addr)
Definition: SystemROMBanks.h:179
Definition: SystemROMBanks.h:207
Definition: EventScheduler.h:62
event_clock_t getTime(event_phase_t phase) const
Definition: EventScheduler.h:162
Definition: SystemROMBanks.h:86
void installResetHook(uint_least16_t addr)
Definition: SystemROMBanks.h:137
void installBasicTrap(uint_least16_t addr) override
Definition: mmu.h:121
void cpuWrite(uint_least16_t addr, uint8_t data)
Definition: mmu.h:139
void installResetHook(uint_least16_t addr) override
Definition: mmu.h:119
uint8_t readMemByte(uint_least16_t addr) override
Definition: mmu.h:103
void writeMemWord(uint_least16_t addr, uint_least16_t value) override
Definition: mmu.h:107
void setBasicSubtune(uint8_t tune) override
Definition: mmu.h:123
void writeMemByte(uint_least16_t addr, uint8_t value) override
Definition: mmu.h:106
void setKernal(const uint8_t *rom) override
Definition: mmu.h:98
void fillRam(uint_least16_t start, uint8_t value, unsigned int size) override
Definition: mmu.h:109
void fillRam(uint_least16_t start, const uint8_t *source, unsigned int size) override
Definition: mmu.h:113
uint_least16_t readMemWord(uint_least16_t addr) override
Definition: mmu.h:104
uint8_t cpuRead(uint_least16_t addr) const
Definition: mmu.h:131
Definition: SystemRAMBank.h:39
uint8_t peek(uint_least16_t address) override
Definition: SystemRAMBank.h:72
void poke(uint_least16_t address, uint8_t value) override
Definition: SystemRAMBank.h:77
Definition: ZeroRAMBank.h:132
void set(const uint8_t *source)
Definition: SystemROMBanks.h:67
Definition: sidmemory.h:34