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irongatevar.h revision 1.1 
      1 /* $NetBSD: irongatevar.h,v 1.1 2000/06/01 20:30:31 thorpej Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Jason R. Thorpe.
      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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include <dev/isa/isavar.h>
     40 #include <dev/pci/pcivar.h>
     41 #include <alpha/pci/pci_sgmap_pte64.h>
     42 
     43 /*
     44  * AMD 751 chipset's configuration.
     45  *
     46  * All of the information that the chipset-specific functions need to
     47  * do their dirty work (and more!).
     48  */
     49 struct irongate_config {
     50 	int	ic_initted;
     51 
     52 	struct alpha_bus_space ic_iot, ic_memt;
     53 	struct alpha_pci_chipset ic_pc;
     54 
     55 	struct alpha_bus_dma_tag ic_dmat_pci;
     56 	struct alpha_bus_dma_tag ic_dmat_isa;
     57 
     58 	u_int32_t ic_rev;
     59 
     60 	struct extent *ic_io_ex, *ic_mem_ex;
     61 	int	ic_mallocsafe;
     62 };
     63 
     64 struct irongate_softc {
     65 	struct	device sc_dev;
     66 
     67 	struct	irongate_config *sc_icp;
     68 };
     69 
     70 void	irongate_init(struct irongate_config *, int);
     71 void	irongate_pci_init(pci_chipset_tag_t, void *);
     72 void	irongate_dma_init(struct irongate_config *);
     73 
     74 void	irongate_bus_io_init(bus_space_tag_t, void *);
     75 void	irongate_bus_mem_init(bus_space_tag_t, void *);
     76 
     77 pcireg_t irongate_conf_read0(void *, pcitag_t, int);
     78