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efavar.h revision 1.1.12.1 
      1 /*	$NetBSD: efavar.h,v 1.1.12.1 2017/12/03 11:35:48 jdolecek Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Radoslaw Kujawa.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <dev/ata/atavar.h>
     33 #include <dev/ic/wdcvar.h>
     34 
     35 #define FATA1_CHANNELS		2
     36 #define PIO_COUNT		6
     37 
     38 struct efa_port {
     39 	struct ata_channel	chan;
     40 
     41 	uint8_t			mode;		/* currently set mode */
     42 
     43 	struct wdc_regs		wdr[6];		/* PIO0-5 */
     44 	bus_space_handle_t	intst[6];	/* interrupt status register */
     45 	bool			mode_ok[6];	/* is this PIO mode usable? */
     46 };
     47 
     48 struct efa_softc {
     49 	struct wdc_softc	sc_wdcdev;
     50 	struct ata_channel	*sc_chanlist[FATA1_CHANNELS];
     51 
     52 	struct efa_port		sc_ports[FATA1_CHANNELS];
     53 
     54 	/* Force 32-bit data port, otherwise always use 16-bit */
     55 	bool			sc_32bit_io;
     56 	/* Disable hw interrupt support (for FastATA 1200 older than Mk-III) */
     57 	bool			sc_no_intr;
     58 
     59 	struct isr		sc_isr;
     60 	volatile u_char		*sc_intreg;
     61 
     62 	void			*sc_fata_softintr;
     63 
     64 	struct wdc_regs		sc_gayle_wdc_regs;
     65 };
     66 
     67