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