satip-axe/kernel/arch/m68k/include/asm/mac_asc.h
2015-03-26 17:24:57 +01:00

28 lines
481 B
C

/*
* Apple Sound Chip
*/
#ifndef __ASM_MAC_ASC_H
#define __ASM_MAC_ASC_H
/*
* ASC offsets and controls
*/
#define ASC_BUF_BASE 0x00 /* RAM buffer offset */
#define ASC_BUF_SIZE 0x800
#define ASC_CONTROL 0x800
#define ASC_CONTROL_OFF 0x00
#define ASC_FREQ(chan,byte) ((0x810)+((chan)<<3)+(byte))
#define ASC_ENABLE 0x801
#define ASC_ENABLE_SAMPLE 0x02
#define ASC_MODE 0x802
#define ASC_MODE_SAMPLE 0x02
#define ASC_VOLUME 0x806
#define ASC_CHAN 0x807 /* ??? */
#endif