aboutsummaryrefslogtreecommitdiff
path: root/source/dsp1.h
blob: 7cd97c669c6721498035cf4a694601ca12d29a06 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
#include "../copyright"

#ifndef _DSP1_H_
#define _DSP1_H_

extern void (*SetDSP)(uint8_t, uint16_t);
extern uint8_t(*GetDSP)(uint16_t);

void DSP1SetByte(uint8_t byte, uint16_t address);
uint8_t DSP1GetByte(uint16_t address);

void DSP2SetByte(uint8_t byte, uint16_t address);
uint8_t DSP2GetByte(uint16_t address);

void DSP3SetByte(uint8_t byte, uint16_t address);
uint8_t DSP3GetByte(uint16_t address);

void DSP4SetByte(uint8_t byte, uint16_t address);
uint8_t DSP4GetByte(uint16_t address);

typedef struct
{
   bool     waiting4command;
   bool     first_parameter;
   uint8_t  command;
   uint32_t in_count;
   uint32_t in_index;
   uint32_t out_count;
   uint32_t out_index;
   uint8_t  parameters [512];
   //output was 512 for DSP-2 work, updated to reflect current thinking on DSP-3
   uint8_t  output [512];
} SDSP1;

void S9xResetDSP1();
uint8_t S9xGetDSP(uint16_t Address);
void S9xSetDSP(uint8_t Byte, uint16_t Address);
extern SDSP1 DSP1;

#endif