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27 lines
581 B
27 lines
581 B
#ifndef PSXC_H_
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#define PSXC_H_
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#include <stdint.h>
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#define REG_GP 28 // Global pointer
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#define REG_SP 29 // Stack pointer
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#define REG_FP 30 // Frame pointer
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#define MAIN_RAM_SIZE 0x200000
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#define SCRATCHPAD_BASE 0x1F800000
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#define SCRATCHPAD_END 0x1F8003FF
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#define SCRATCHPAD_SIZE (SCRATCHPAD_END - SCRATCHPAD_BASE + 1)
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typedef struct
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{
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uint32_t regs[32];
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uint32_t pc;
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uint32_t main_ram[MAIN_RAM_SIZE];
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uint32_t sratchpad_ram[SCRATCHPAD_SIZE];
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} cpu_t;
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void cpu_write32(cpu_t *cpu, uint32_t addr, uint32_t x);
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uint32_t cpu_read32(cpu_t *cpu, uint32_t addr);
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#endif
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