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scan internal registers of the ymf278b

This commit is contained in:
dinkc64 2014-06-29 05:34:31 +00:00
parent 3d74c24112
commit d88627268a
3 changed files with 26 additions and 0 deletions
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1
src/burn/snd/burn_ymf278b.cpp
View File

@ -258,4 +258,5 @@ void BurnYMF278BScan(INT32 nAction, INT32* pnMin)
#endif
BurnTimerScan(nAction, pnMin);
ymf278b_scan(nAction, pnMin);
}

24
src/burn/snd/ymf278b.c
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@ -37,6 +37,7 @@
#ifdef FBA /* !!! FBA */
#include "ymf278b.h"
#include "state.h"
typedef struct { int sample_rate; } MACHINE;
MACHINE machine;
MACHINE* Machine = &machine;
@ -662,6 +663,29 @@ static void ymf278b_data_port_C_w(int num, UINT8 data)
}
#ifdef FBA /* !!! FBA */
void ymf278b_scan(INT32 nAction, INT32* pnMin)
{
if (nAction & ACB_DRIVER_DATA) {
struct BurnArea ba;
char szName[] = "YMF278b Data";
const UINT8 *rom_save; void *irq_cb_save; void *timer_cb_save;
rom_save = YMF278B[0].rom;
irq_cb_save = YMF278B[0].irq_callback;
timer_cb_save = YMF278B[0].timer_callback;
ba.Data = &YMF278B[0];
ba.nLen = sizeof(YMF278BChip);
ba.nAddress = 0;
ba.szName = szName;
BurnAcb(&ba);
YMF278B[0].rom = rom_save;
YMF278B[0].irq_callback = irq_cb_save;
YMF278B[0].timer_callback = timer_cb_save;
}
}
int ymf278b_start(INT8 num, UINT8 *rom, void (*irq_cb)(int, int), void (*timer_cb)(int, int, double), int clock, int rate)
{
int i;

1
src/burn/snd/ymf278b.h
View File

@ -18,6 +18,7 @@ struct YMF278B_interface {
};
#ifdef FBA /* !!! FBA */
void ymf278b_scan(INT32 nAction, INT32* pnMin);
void ymf278b_pcm_update(int num, INT16 **outputs, int length);
int ymf278b_timer_over(int num, int timer);
int ymf278b_start(INT8 num, UINT8 *rom, void (*irq_cb)(int, int), void (*timer_cb)(int, int, double), int clock, int rate);