File: /usr/src/linux/include/asm-m68k/mac_asc.h

1     /*
2      *	Apple Sound Chip 
3      */
4      
5     #ifndef __ASM_MAC_ASC_H
6     #define __ASM_MAC_ASC_H
7     
8     /*
9      *	ASC offsets and controls
10      */
11      
12     #define ASC_BUF_BASE	0x00	/* RAM buffer offset */
13     #define ASC_BUF_SIZE	0x800
14     
15     #define ASC_CONTROL	0x800
16     #define ASC_CONTROL_OFF		0x00
17     #define ASC_FREQ(chan,byte)	((0x810)+((chan)<<3)+(byte))
18     #define ASC_ENABLE	0x801
19     #define ASC_ENABLE_SAMPLE	0x02
20     #define ASC_MODE	0x802
21     #define ASC_MODE_SAMPLE		0x02
22     
23     #define ASC_VOLUME	0x806
24     #define ASC_CHAN	0x807	/* ??? */
25     
26      
27     #endif
28