xref: /netbsd-src/sys/dev/ic/rtsxvar.h (revision ddb8613d0ae9c5f67eb6f1226aef7fd3e013b950)

/*	$NetBSD: rtsxvar.h,v 1.3 2018/04/24 18:34:30 maya Exp $	*/
/*	$OpenBSD: rtsxvar.h,v 1.3 2014/08/19 17:55:03 phessler Exp $	*/

/*
 * Copyright (c) 2006 Uwe Stuehler <uwe@openbsd.org>
 * Copyright (c) 2012 Stefan Sperling <stsp@openbsd.org>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef _RTSXVAR_H_
#define _RTSXVAR_H_

#include <sys/bus.h>
#include <sys/device.h>
#include <sys/pmf.h>
#include <sys/mutex.h>
#include <sys/condvar.h>

/* Number of registers to save for suspend/resume in terms of their ranges. */
#define RTSX_NREG ((0XFDAE - 0XFDA0) + (0xFD69 - 0xFD32) + (0xFE34 - 0xFE20))

struct rtsx_softc {
	device_t	sc_dev;

	device_t	sc_sdmmc;	/* generic SD/MMC device */

	bus_space_tag_t	sc_iot;		/* host register set tag */
	bus_space_handle_t sc_ioh;	/* host register set handle */
	bus_size_t      sc_iosize;
	bus_dma_tag_t	sc_dmat;	/* DMA tag from attachment driver */
	bus_dmamap_t	sc_dmap_cmd;	/* DMA map for command transfer */

	struct kmutex	sc_host_mtx;
	struct kmutex	sc_intr_mtx;
	struct kcondvar sc_intr_cv;

	uint32_t 	sc_intr_status;	/* soft interrupt status */

	uint8_t		sc_regs[RTSX_NREG]; /* host controller state */
	uint32_t	sc_regs4[6];	/* host controller state */

	uint32_t	sc_flags;
#define	RTSX_F_CARD_PRESENT	__BIT(0)
#define	RTSX_F_SDIO_SUPPORT	__BIT(1)
#define	RTSX_F_5209		__BIT(2)
#define	RTSX_F_5227		__BIT(3)
#define	RTSX_F_5229		__BIT(4)
#define	RTSX_F_5229_TYPE_C	__BIT(5)
#define	RTSX_F_525A		__BIT(6)
#define	RTSX_F_8402		__BIT(7)
#define	RTSX_F_8411		__BIT(8)
#define	RTSX_F_8411B		__BIT(9)
#define	RTSX_F_8411B_QFN48	__BIT(10)
};

#define	RTSX_IS_RTS5209(sc)	(((sc)->sc_flags & RTSX_F_5209) == RTSX_F_5209)
#define	RTSX_IS_RTS5227(sc)	(((sc)->sc_flags & RTSX_F_5227) == RTSX_F_5227)
#define	RTSX_IS_RTS5229(sc)	(((sc)->sc_flags & RTSX_F_5229) == RTSX_F_5229)
#define	RTSX_IS_RTS5229_TYPE_C(sc)					\
	(((sc)->sc_flags & (RTSX_F_5229|RTSX_F_5229_TYPE_C)) ==		\
	                   (RTSX_F_5229|RTSX_F_5229_TYPE_C))
#define	RTSX_IS_RTS525A(sc)	(((sc)->sc_flags & RTSX_F_525A) == RTSX_F_525A)
#define	RTSX_IS_RTL8402(sc)	(((sc)->sc_flags & RTSX_F_8402) == RTSX_F_8402)
#define	RTSX_IS_RTL8411(sc)	(((sc)->sc_flags & RTSX_F_8411) == RTSX_F_8411)
#define	RTSX_IS_RTL8411B(sc)						\
	(((sc)->sc_flags & RTSX_F_8411B) == RTSX_F_8411B)
#define	RTSX_IS_RTL8411B_QFN48(sc)					\
	(((sc)->sc_flags & (RTSX_F_8411B|RTSX_F_8411B_QFN48)) ==	\
	                   (RTSX_F_8411B|RTSX_F_8411B_QFN48))

/* Host controller functions called by the attachment driver. */
int	rtsx_attach(struct rtsx_softc *, bus_space_tag_t,
	    bus_space_handle_t, bus_size_t, bus_dma_tag_t, int);
int	rtsx_detach(struct rtsx_softc *, int);
bool	rtsx_suspend(device_t, const pmf_qual_t *);
bool	rtsx_resume(device_t, const pmf_qual_t *);
bool	rtsx_shutdown(device_t, int);
int	rtsx_intr(void *);

#endif	/* _RTSXVAR_H_ */