54 lines
1.3 KiB
C++
54 lines
1.3 KiB
C++
#include <stdint.h>
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#include "smpc.h"
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#include "scsp.h"
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#include "vdp2.h"
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#include "../common/copy.hpp"
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#include "../common/vdp2_func.hpp"
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extern void * _binary_m68k_slot_bin_start __asm("_binary_m68k_slot_bin_start");
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extern void * _binary_m68k_slot_bin_size __asm("_binary_m68k_slot_bin_size");
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void main()
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{
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v_blank_in();
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/*
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while ((smpc.reg.SF & 1) != 0);
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smpc.reg.SF = 1;
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smpc.reg.COMREG = COMREG__SNDOFF;
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while (smpc.reg.oreg[31] != 0b00000111);
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while ((smpc.reg.SF & 1) != 0);
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smpc.reg.SF = 1;
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smpc.reg.COMREG = COMREG__SNDON;
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while (smpc.reg.oreg[31] != 0b00000110);
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*/
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scsp.reg.ctrl.MIXER = MIXER__MEM4MB | MIXER__DAC18B | MIXER__MVOL(0xf);
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uint32_t * m68k_main_start = (uint32_t *)&_binary_m68k_slot_bin_start;
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uint32_t m68k_main_size = (uint32_t)&_binary_m68k_slot_bin_size;
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copy<uint32_t>(&scsp.ram.u32[0], m68k_main_start, m68k_main_size);
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while ((smpc.reg.SF & 1) != 0);
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smpc.reg.SF = 1;
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smpc.reg.COMREG = COMREG__SNDOFF;
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while (smpc.reg.oreg[31] != 0b00000111);
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while ((smpc.reg.SF & 1) != 0);
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smpc.reg.SF = 1;
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smpc.reg.COMREG = COMREG__SNDON;
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while (smpc.reg.oreg[31] != 0b00000110);
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// do nothing while the sound CPU manipulates the SCSP
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}
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extern "C"
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void start(void)
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{
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main();
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while (1);
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}
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