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full ym2612 save/load for 940

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@495 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-06-25 21:53:53 +00:00
parent eaa9417a9b
commit e4fb433cd6
8 changed files with 126 additions and 41 deletions
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7
Pico/sound/ym2612.c
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@ -1779,11 +1779,11 @@ int YM2612Write_(unsigned int a, unsigned int v)
}
ret=0;
break;
#endif
case 0x27: /* mode, timer control */
set_timers( v );
ret=0;
break;
#endif
case 0x28: /* key on / off */
{
UINT8 c;
@ -1797,7 +1797,6 @@ int YM2612Write_(unsigned int a, unsigned int v)
if(v&0x80) FM_KEYON(c,SLOT4); else FM_KEYOFF(c,SLOT4);
break;
}
#if 0
case 0x2a: /* DAC data (YM2612) */
ym2612.dacout = ((int)v - 0x80) << 6; /* level unknown (notaz: 8 seems to be too much) */
ret=0;
@ -1807,7 +1806,6 @@ int YM2612Write_(unsigned int a, unsigned int v)
ym2612.dacen = v & 0x80;
ret=0;
break;
#endif
default:
break;
}
@ -1904,13 +1902,14 @@ typedef struct
UINT16 unused2;
UINT32 keyon_field; // 20
UINT32 kcode_fc_sl3_3;
UINT32 reserved[2];
} ym_save_addon;
typedef struct
{
UINT16 block_fnum[6];
UINT16 block_fnum_sl3[3];
UINT16 unused;
UINT16 reserved[7];
} ym_save_addon2;