DMA Registers

DMA channel registers (x = channel 0-7). More...

Macros
#define	REG_A1B(n)
	DMA A-bus bank for channel n.
#define	REG_A1TH(n)
	DMA A-bus address high for channel n.
#define	REG_A1TL(n)
	DMA A-bus address low for channel n.
#define	REG_BBAD(n)
	DMA B-bus address for channel n.
#define	REG_DASH(n)
	DMA size high for channel n.
#define	REG_DASL(n)
	DMA size low for channel n.
#define	REG_DMAP(n)
	DMA parameters for channel n.

Detailed Description

DMA channel registers (x = channel 0-7).

Macro Definition Documentation

REG_A1B

#define REG_A1B

(

n

)

Value:

(*(vu8*)(0x4304 + ((n) << 4)))

DMA A-bus bank for channel n.

REG_A1TH

#define REG_A1TH

(

n

)

Value:

(*(vu8*)(0x4303 + ((n) << 4)))

DMA A-bus address high for channel n.

REG_A1TL

#define REG_A1TL

(

n

)

Value:

(*(vu8*)(0x4302 + ((n) << 4)))

DMA A-bus address low for channel n.

REG_BBAD

#define REG_BBAD

(

n

)

Value:

(*(vu8*)(0x4301 + ((n) << 4)))

DMA B-bus address for channel n.

REG_DASH

#define REG_DASH

(

n

)

Value:

(*(vu8*)(0x4306 + ((n) << 4)))

DMA size high for channel n.

REG_DASL

#define REG_DASL

(

n

)

Value:

(*(vu8*)(0x4305 + ((n) << 4)))

DMA size low for channel n.

REG_DMAP

#define REG_DMAP

(

n

)

Value:

(*(vu8*)(0x4300 + ((n) << 4)))

DMA parameters for channel n.