[unix-history] / sys / i386 / isa / sound / gus_hw.h


/*
 * I/O addresses
 */

#define u_Base			(gus_base + 0x000)
#define u_Mixer			u_Base
#define u_Status		(gus_base + 0x006)
#define u_TimerControl		(gus_base + 0x008)
#define u_TimerData		(gus_base + 0x009)
#define u_IRQDMAControl		(gus_base + 0x00b)
#define u_MidiControl		(gus_base + 0x100)
#define 	MIDI_RESET		0x03
#define		MIDI_ENABLE_XMIT	0x20
#define		MIDI_ENABLE_RCV		0x80
#define u_MidiStatus		u_MidiControl
#define		MIDI_RCV_FULL		0x01
#define 	MIDI_XMIT_EMPTY		0x02
#define 	MIDI_FRAME_ERR		0x10
#define 	MIDI_OVERRUN		0x20
#define 	MIDI_IRQ_PEND		0x80
#define u_MidiData		(gus_base + 0x101)
#define u_Voice			(gus_base + 0x102)
#define u_Command		(gus_base + 0x103)
#define u_DataLo		(gus_base + 0x104)
#define u_DataHi		(gus_base + 0x105)
#define u_IrqStatus		u_Status
#	define MIDI_TX_IRQ		0x01	/* pending MIDI xmit IRQ */
#	define MIDI_RX_IRQ		0x02	/* pending MIDI recv IRQ */
#	define GF1_TIMER1_IRQ		0x04	/* general purpose timer */
#	define GF1_TIMER2_IRQ		0x08	/* general purpose timer */
#	define WAVETABLE_IRQ		0x20	/* pending wavetable IRQ */
#	define ENVELOPE_IRQ		0x40	/* pending volume envelope IRQ */
#	define DMA_TC_IRQ		0x80	/* pending dma tc IRQ */
#define u_DRAMIO		(gus_base + 0x107)
Commit	Line	Data
1b261ae5 JH	1
	2	/*
	3	* I/O addresses
	4	*/
	5
	6	#define u_Base (gus_base + 0x000)
	7	#define u_Mixer u_Base
	8	#define u_Status (gus_base + 0x006)
	9	#define u_TimerControl (gus_base + 0x008)
	10	#define u_TimerData (gus_base + 0x009)
	11	#define u_IRQDMAControl (gus_base + 0x00b)
	12	#define u_MidiControl (gus_base + 0x100)
	13	#define MIDI_RESET 0x03
	14	#define MIDI_ENABLE_XMIT 0x20
	15	#define MIDI_ENABLE_RCV 0x80
	16	#define u_MidiStatus u_MidiControl
	17	#define MIDI_RCV_FULL 0x01
	18	#define MIDI_XMIT_EMPTY 0x02
	19	#define MIDI_FRAME_ERR 0x10
	20	#define MIDI_OVERRUN 0x20
	21	#define MIDI_IRQ_PEND 0x80
	22	#define u_MidiData (gus_base + 0x101)
	23	#define u_Voice (gus_base + 0x102)
	24	#define u_Command (gus_base + 0x103)
	25	#define u_DataLo (gus_base + 0x104)
	26	#define u_DataHi (gus_base + 0x105)
	27	#define u_IrqStatus u_Status
	28	# define MIDI_TX_IRQ 0x01 /* pending MIDI xmit IRQ */
	29	# define MIDI_RX_IRQ 0x02 /* pending MIDI recv IRQ */
	30	# define GF1_TIMER1_IRQ 0x04 /* general purpose timer */
	31	# define GF1_TIMER2_IRQ 0x08 /* general purpose timer */
	32	# define WAVETABLE_IRQ 0x20 /* pending wavetable IRQ */
	33	# define ENVELOPE_IRQ 0x40 /* pending volume envelope IRQ */
	34	# define DMA_TC_IRQ 0x80 /* pending dma tc IRQ */
	35	#define u_DRAMIO (gus_base + 0x107)