Add SATA queued read/write commands.
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/* $NetBSD: atareg.h,v 1.18 2004/05/03 20:11:40 bouyer Exp $ */
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/* $NetBSD: atareg.h,v 1.19 2004/08/12 04:26:06 thorpej Exp $ */
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/*
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* Copyright (c) 1998, 2001 Manuel Bouyer.
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#define WDCC_READDMA_EXT 0x25 /* read 48-bit addressing with DMA */
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#define WDCC_WRITEDMA_EXT 0x35 /* write 48-bit addressing with DMA */
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/* Native SATA command queueing */
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#define WDCC_READ_FPDMA_QUEUED 0x60 /* SATA native queued read (48bit) */
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#define WDCC_WRITE_FPDMA_QUEUED 0x61 /* SATA native queued write (48bit) */
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/* Subcommands for SET_FEATURES (features register) */
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#define WDSF_WRITE_CACHE_EN 0x02
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#define WDSF_SET_MODE 0x03
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