regs-ac97.h

Go to the documentation of this file.

/*
 * PKUnity AC97 Registers
 */

#define PKUNITY_AC97_CONR       (PKUNITY_AC97_BASE + 0x0000)
#define PKUNITY_AC97_OCR        (PKUNITY_AC97_BASE + 0x0004)
#define PKUNITY_AC97_ICR        (PKUNITY_AC97_BASE + 0x0008)
#define PKUNITY_AC97_CRAC       (PKUNITY_AC97_BASE + 0x000C)
#define PKUNITY_AC97_INTR       (PKUNITY_AC97_BASE + 0x0010)
#define PKUNITY_AC97_INTRSTAT       (PKUNITY_AC97_BASE + 0x0014)
#define PKUNITY_AC97_INTRCLEAR      (PKUNITY_AC97_BASE + 0x0018)
#define PKUNITY_AC97_ENABLE     (PKUNITY_AC97_BASE + 0x001C)
#define PKUNITY_AC97_OUT_FIFO       (PKUNITY_AC97_BASE + 0x0020)
#define PKUNITY_AC97_IN_FIFO        (PKUNITY_AC97_BASE + 0x0030)

#define AC97_CODEC_REG(v)               FIELD((v), 7, 16)
#define AC97_CODEC_VAL(v)               FIELD((v), 16, 0)
#define AC97_CODEC_WRITECOMPLETE        FIELD(1, 1, 2)

/*
 * VAR PLAY SAMPLE RATE
 */
#define AC97_CMD_VPSAMPLE       (FIELD(3, 2, 16) | FIELD(3, 2, 0))

/*
 * FIX CAPTURE SAMPLE RATE
 */
#define AC97_CMD_FCSAMPLE       FIELD(7, 3, 0)

#define AC97_CMD_RESET          FIELD(1, 1, 0)
#define AC97_CMD_ENABLE         FIELD(1, 1, 0)
#define AC97_CMD_DISABLE        FIELD(0, 1, 0)