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35 lines
872 B
C
35 lines
872 B
C
/*
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basic, incomplete SSP160x (SSP1601?) interpreter
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with SVP memory controller emu
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(c) Copyright 2008, Grazvydas "notaz" Ignotas
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Free for non-commercial use.
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For commercial use, separate licencing terms must be obtained.
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Modified for Genesis Plus GX (Eke-Eke): added BIG ENDIAN support, fixed addr/code inversion
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*/
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#ifndef _SVP_H_
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#define _SVP_H_
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#include "shared.h"
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#include "ssp16.h"
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typedef struct {
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unsigned char iram_rom[0x20000]; // IRAM (0-0x7ff) and program ROM (0x800-0x1ffff)
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unsigned char dram[0x20000];
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ssp1601_t ssp1601;
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} svp_t;
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extern svp_t *svp;
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extern uint16 SVP_cycles;
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extern void svp_init(void);
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extern void svp_reset(void);
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extern void svp_write_dram(uint32 address, uint32 data);
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extern uint32 svp_read_cell_1(uint32 address);
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extern uint32 svp_read_cell_2(uint32 address);
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#endif
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