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198 lines
3.5 KiB
198 lines
3.5 KiB
#include "../snes/snes.hpp"
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#include <stdio.h>
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typedef struct spc_file {
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uint8 header[33];
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uint8 idtag[3];
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uint8 version_minor;
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uint8 pc_low;
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uint8 pc_high;
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uint8 a;
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uint8 x;
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uint8 y;
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uint8 psw;
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uint8 sp;
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uint8 unused_a[2];
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uint8 id666[210];
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uint8 apuram[65536];
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uint8 dsp_registers[128];
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uint8 unused_b[64];
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uint8 iplrom[64];
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} spc_file;
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namespace SNES {
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#include "../dsp/blargg_endian.h"
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void SMP::save_spc (uint8 *block) {
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spc_file out;
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const char *header = "SNES-SPC700 Sound File Data v0.30";
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memcpy (out.header, header, 33);
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out.idtag[0] = out.idtag[1] = 26;
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out.idtag[2] = 27;
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out.version_minor = 30;
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out.pc_low = regs.pc & 0xff;
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out.pc_high = (regs.pc >> 8) & 0xff;
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out.a = regs.B.a;
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out.x = regs.x;
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out.y = regs.B.y;
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out.psw = (uint8) ((unsigned) regs.p);
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out.sp = regs.sp;
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out.unused_a[0] = out.unused_a[1] = 0;
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memset (out.id666, 0, 210);
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memcpy (out.apuram, apuram, 65536);
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for (int i = 0xf2; i <= 0xf9; i++)
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{
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out.apuram[i] = mmio_read (i);
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}
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for (int i = 0xfd; i <= 0xff; i++)
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{
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out.apuram[i] = mmio_read (i);
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}
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for (int i = 0; i < 128; i++)
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{
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out.dsp_registers[i] = dsp.read (i);
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}
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memset (out.unused_b, 0, 64);
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memcpy (out.iplrom, iplrom, 64);
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memcpy (block, &out, 66048);
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}
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void SMP::save_state(uint8 **block) {
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uint8 *ptr = *block;
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memcpy(ptr, apuram, 64 * 1024);
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ptr += 64 * 1024;
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#undef INT32
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#define INT32(i) set_le32(ptr, (i)); ptr += sizeof(int32)
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INT32(clock);
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INT32(opcode_number);
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INT32(opcode_cycle);
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INT32(regs.pc);
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INT32(regs.sp);
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INT32(regs.B.a);
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INT32(regs.x);
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INT32(regs.B.y);
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INT32(regs.p.n);
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INT32(regs.p.v);
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INT32(regs.p.p);
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INT32(regs.p.b);
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INT32(regs.p.h);
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INT32(regs.p.i);
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INT32(regs.p.z);
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INT32(regs.p.c);
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INT32(status.iplrom_enable);
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INT32(status.dsp_addr);
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INT32(status.ram00f8);
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INT32(status.ram00f9);
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INT32(timer0.enable);
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INT32(timer0.target);
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INT32(timer0.stage1_ticks);
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INT32(timer0.stage2_ticks);
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INT32(timer0.stage3_ticks);
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INT32(timer1.enable);
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INT32(timer1.target);
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INT32(timer1.stage1_ticks);
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INT32(timer1.stage2_ticks);
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INT32(timer1.stage3_ticks);
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INT32(timer2.enable);
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INT32(timer2.target);
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INT32(timer2.stage1_ticks);
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INT32(timer2.stage2_ticks);
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INT32(timer2.stage3_ticks);
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INT32(rd);
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INT32(wr);
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INT32(dp);
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INT32(sp);
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INT32(ya);
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INT32(bit);
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*block = ptr;
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}
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void SMP::load_state(uint8 **block) {
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uint8 *ptr = *block;
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memcpy(apuram, ptr, 64 * 1024);
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ptr += 64 * 1024;
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#undef INT32
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#define INT32(i) i = get_le32(ptr); ptr += sizeof(int32)
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INT32(clock);
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INT32(opcode_number);
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INT32(opcode_cycle);
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INT32(regs.pc);
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INT32(regs.sp);
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INT32(regs.B.a);
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INT32(regs.x);
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INT32(regs.B.y);
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INT32(regs.p.n);
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INT32(regs.p.v);
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INT32(regs.p.p);
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INT32(regs.p.b);
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INT32(regs.p.h);
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INT32(regs.p.i);
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INT32(regs.p.z);
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INT32(regs.p.c);
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INT32(status.iplrom_enable);
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INT32(status.dsp_addr);
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INT32(status.ram00f8);
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INT32(status.ram00f9);
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INT32(timer0.enable);
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INT32(timer0.target);
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INT32(timer0.stage1_ticks);
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INT32(timer0.stage2_ticks);
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INT32(timer0.stage3_ticks);
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INT32(timer1.enable);
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INT32(timer1.target);
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INT32(timer1.stage1_ticks);
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INT32(timer1.stage2_ticks);
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INT32(timer1.stage3_ticks);
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INT32(timer2.enable);
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INT32(timer2.target);
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INT32(timer2.stage1_ticks);
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INT32(timer2.stage2_ticks);
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INT32(timer2.stage3_ticks);
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INT32(rd);
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INT32(wr);
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INT32(dp);
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INT32(sp);
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INT32(ya);
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INT32(bit);
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*block = ptr;
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}
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} // namespace SNES
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