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awilliam
GitHub Repository: awilliam/linux-vfio
 Path: blob/master/arch/unicore32/include/mach/regs-ac97.h
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/*

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 * PKUnity AC97 Registers

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 */

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#define PKUNITY_AC97_CONR		(PKUNITY_AC97_BASE + 0x0000)

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#define PKUNITY_AC97_OCR		(PKUNITY_AC97_BASE + 0x0004)

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#define PKUNITY_AC97_ICR		(PKUNITY_AC97_BASE + 0x0008)

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#define PKUNITY_AC97_CRAC		(PKUNITY_AC97_BASE + 0x000C)

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#define PKUNITY_AC97_INTR		(PKUNITY_AC97_BASE + 0x0010)

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#define PKUNITY_AC97_INTRSTAT		(PKUNITY_AC97_BASE + 0x0014)

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#define PKUNITY_AC97_INTRCLEAR		(PKUNITY_AC97_BASE + 0x0018)

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#define PKUNITY_AC97_ENABLE		(PKUNITY_AC97_BASE + 0x001C)

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#define PKUNITY_AC97_OUT_FIFO		(PKUNITY_AC97_BASE + 0x0020)

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#define PKUNITY_AC97_IN_FIFO		(PKUNITY_AC97_BASE + 0x0030)

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#define AC97_CODEC_REG(v)               FIELD((v), 7, 16)

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#define AC97_CODEC_VAL(v)               FIELD((v), 16, 0)

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#define AC97_CODEC_WRITECOMPLETE        FIELD(1, 1, 2)

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/*

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 * VAR PLAY SAMPLE RATE

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 */

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#define AC97_CMD_VPSAMPLE		(FIELD(3, 2, 16) | FIELD(3, 2, 0))

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/*

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 * FIX CAPTURE SAMPLE RATE

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 */

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#define AC97_CMD_FCSAMPLE		FIELD(7, 3, 0)

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#define AC97_CMD_RESET			FIELD(1, 1, 0)

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#define AC97_CMD_ENABLE			FIELD(1, 1, 0)

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#define AC97_CMD_DISABLE		FIELD(0, 1, 0)

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