73 lines
2.7 KiB
C
73 lines
2.7 KiB
C
/* $NetBSD: sdhcvar.h,v 1.13 2013/01/10 17:19:33 jmcneill Exp $ */
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/* $OpenBSD: sdhcvar.h,v 1.3 2007/09/06 08:01:01 jsg Exp $ */
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/*
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* Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef _SDHCVAR_H_
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#define _SDHCVAR_H_
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#include <sys/bus.h>
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#include <sys/device.h>
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#include <sys/pmf.h>
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struct sdhc_host;
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struct sdhc_softc {
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device_t sc_dev;
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struct sdhc_host **sc_host;
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int sc_nhosts;
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bus_dma_tag_t sc_dmat;
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uint32_t sc_flags;
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#define SDHC_FLAG_USE_DMA 0x0001
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#define SDHC_FLAG_FORCE_DMA 0x0002
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#define SDHC_FLAG_NO_PWR0 0x0004 /* Freescale ESDHC */
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#define SDHC_FLAG_HAVE_DVS 0x0008 /* Freescale ESDHC */
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#define SDHC_FLAG_32BIT_ACCESS 0x0010 /* Freescale ESDHC */
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#define SDHC_FLAG_ENHANCED 0x0020 /* Freescale ESDHC */
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#define SDHC_FLAG_8BIT_MODE 0x0040 /* MMC 8bit mode is supported */
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#define SDHC_FLAG_HAVE_CGM 0x0080 /* Netlogic XLP */
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#define SDHC_FLAG_NO_LED_ON 0x0100 /* LED_ON unsupported in HOST_CTL */
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#define SDHC_FLAG_HOSTCAPS 0x0200 /* No device provided capabilities */
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#define SDHC_FLAG_RSP136_CRC 0x0400 /* Resp 136 with CRC and end-bit */
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#define SDHC_FLAG_SINGLE_ONLY 0x0800 /* Single transfer only */
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#define SDHC_FLAG_WAIT_RESET 0x1000 /* Wait for soft resets to start */
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#define SDHC_FLAG_NO_HS_BIT 0x2000 /* Don't set SDHC_HIGH_SPEED bit */
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uint32_t sc_clkbase;
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int sc_clkmsk; /* Mask for SDCLK */
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uint32_t sc_caps;/* attachment provided capabilities */
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int (*sc_vendor_rod)(struct sdhc_softc *, int);
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int (*sc_vendor_write_protect)(struct sdhc_softc *);
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int (*sc_vendor_card_detect)(struct sdhc_softc *);
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int (*sc_vendor_bus_clock)(struct sdhc_softc *, int);
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};
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/* Host controller functions called by the attachment driver. */
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int sdhc_host_found(struct sdhc_softc *, bus_space_tag_t,
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bus_space_handle_t, bus_size_t);
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int sdhc_intr(void *);
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int sdhc_detach(struct sdhc_softc *, int);
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bool sdhc_suspend(device_t, const pmf_qual_t *);
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bool sdhc_resume(device_t, const pmf_qual_t *);
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bool sdhc_shutdown(device_t, int);
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#endif /* _SDHCVAR_H_ */
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