Commit | Line | Data |
---|---|---|
1da177e4 LT |
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 |