diff options
Diffstat (limited to 'src/emu')
-rw-r--r-- | src/emu/machine/8237dma.c | 20 | ||||
-rw-r--r-- | src/emu/sound/sp0256.h | 14 |
2 files changed, 17 insertions, 17 deletions
diff --git a/src/emu/machine/8237dma.c b/src/emu/machine/8237dma.c index 3d4f7ed2816..fb93ca98f88 100644 --- a/src/emu/machine/8237dma.c +++ b/src/emu/machine/8237dma.c @@ -27,7 +27,7 @@ typedef enum { DMA8237_SI, /* Idle state */ DMA8237_S0, /* HRQ has been triggered, waiting to receive HLDA */ -// DMA8237_SW, /* Wait state */ +// DMA8237_SW, /* Wait state */ /* Normal transfer states */ DMA8237_S1, /* Output A8-A15; only used when A8-A15 really needs to be output */ @@ -37,13 +37,13 @@ typedef enum { /* Memory to memory transfer states */ DMA8237_S11, /* Output A8-A15 */ -// DMA8237_S12, /* Output A0-A7 */ -// DMA8237_S13, /* Initiate read */ -// DMA8237_S14, /* Perform read/write */ -// DMA8237_S21, /* Output A8-A15 */ -// DMA8237_S22, /* Output A0-A7 */ -// DMA8237_S23, /* Initiate read */ -// DMA8237_S24, /* Perform read/write */ +// DMA8237_S12, /* Output A0-A7 */ +// DMA8237_S13, /* Initiate read */ +// DMA8237_S14, /* Perform read/write */ +// DMA8237_S21, /* Output A8-A15 */ +// DMA8237_S22, /* Output A0-A7 */ +// DMA8237_S23, /* Initiate read */ +// DMA8237_S24, /* Perform read/write */ } dma8237_state; @@ -229,7 +229,7 @@ static TIMER_CALLBACK( dma8237_timerproc ) /* Check if a new DMA request has been received. */ { /* Bit 6 of the command register determines whether the DREQ signals are active - high or active low. */ + high or active low. */ UINT16 pending_request = ( ( dma8237->command & 0x40 ) ? ~dma8237->drq : dma8237->drq ) & ~dma8237->mask; if ( pending_request & 0x0f ) @@ -263,7 +263,7 @@ static TIMER_CALLBACK( dma8237_timerproc ) case DMA8237_S0: /* S0 is the first of the DMA service. We have requested a hold but are waiting - for confirmation. */ + for confirmation. */ if ( dma8237->hlda ) { if ( dma8237->command & 0x01 ) diff --git a/src/emu/sound/sp0256.h b/src/emu/sound/sp0256.h index 0563c3c7a95..a157fa81c89 100644 --- a/src/emu/sound/sp0256.h +++ b/src/emu/sound/sp0256.h @@ -7,20 +7,20 @@ ********************************************************************** _____ _____ - Vss 1 |* \_/ | 28 OSC 2 + Vss 1 |* \_/ | 28 OSC 2 _RESET 2 | | 27 OSC 1 ROM DISABLE 3 | | 26 ROM CLOCK C1 4 | | 25 _SBY RESET C2 5 | | 24 DIGITAL OUT - C3 6 | | 23 Vdi - Vdd 7 | SP0256 | 22 TEST + C3 6 | | 23 Vdi + Vdd 7 | SP0256 | 22 TEST SBY 8 | | 21 SER IN _LRQ 9 | | 20 _ALD - A8 10 | | 19 SE - A7 11 | | 18 A1 + A8 10 | | 19 SE + A7 11 | | 18 A1 SER OUT 12 | | 17 A2 - A6 13 | | 16 A3 - A5 14 |_____________| 15 A4 + A6 13 | | 16 A3 + A5 14 |_____________| 15 A4 **********************************************************************/ |