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      1 /* $NetBSD: pnpbiosvar.h,v 1.12 2011/06/30 20:09:31 wiz Exp $ */
      2 /*
      3  * Copyright (c) 1999
      4  * 	Matthias Drochner.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions, and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  *
     15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  */
     27 
     28 #include <sys/device.h>		/* for device_t */
     29 
     30 struct pnpbios_attach_args {
     31 	isa_chipset_tag_t paa_ic;
     32 };
     33 
     34 int pnpbios_probe(void);
     35 
     36 struct pnp_compatid {
     37 	char idstr[8];
     38 	struct pnp_compatid *next;
     39 };
     40 
     41 struct pnp_mem {
     42 	SIMPLEQ_ENTRY(pnp_mem) next;
     43 	uint32_t minbase, maxbase, align, len;
     44 	int flags;
     45 };
     46 struct pnp_io {
     47 	SIMPLEQ_ENTRY(pnp_io) next;
     48 	uint16_t minbase, maxbase, align, len;
     49 	int flags;
     50 };
     51 struct pnp_irq {
     52 	SIMPLEQ_ENTRY(pnp_irq) next;
     53 	uint16_t mask;
     54 	int flags;
     55 };
     56 struct pnp_dma {
     57 	SIMPLEQ_ENTRY(pnp_dma) next;
     58 	uint8_t mask;
     59 	int flags;
     60 };
     61 
     62 #define PNP_MAXMEM 4
     63 #define PNP_MAXIOPORT 8
     64 #define PNP_MAXIRQ 2
     65 #define PNP_MAXDMA 2
     66 
     67 struct pnpresources {
     68 	int nummem, numio, numirq, numdma;
     69 	SIMPLEQ_HEAD(, pnp_mem) mem;
     70 	SIMPLEQ_HEAD(, pnp_io) io;
     71 	SIMPLEQ_HEAD(, pnp_irq) irq;
     72 	SIMPLEQ_HEAD(, pnp_dma) dma;
     73 	struct pnpresources *dependent_link;
     74 	struct pnp_compatid *compatids;
     75 	char *longname;
     76 };
     77 
     78 typedef void *pnpbios_tag_t; /* driver private */
     79 
     80 struct pnpbiosdev_attach_args {
     81 	pnpbios_tag_t pbt;
     82 	isa_chipset_tag_t ic;
     83 	int idx;
     84 	struct pnpresources *resc;
     85 	char *idstr;
     86 	char *primid;
     87 };
     88 
     89 int pnpbios_io_map(pnpbios_tag_t, struct pnpresources *, int,
     90 			bus_space_tag_t *, bus_space_handle_t *);
     91 void pnpbios_io_unmap(pnpbios_tag_t, struct pnpresources *, int,
     92 			bus_space_tag_t, bus_space_handle_t);
     93 void *pnpbios_intr_establish(pnpbios_tag_t, struct pnpresources *, int,
     94 				  int, int (*)(void *), void *);
     95 
     96 int pnpbios_getiobase(pnpbios_tag_t, struct pnpresources *, int,
     97 			   bus_space_tag_t *, int *);
     98 int pnpbios_getiosize(pnpbios_tag_t, struct pnpresources *, int, int *);
     99 int pnpbios_getirqnum(pnpbios_tag_t, struct pnpresources *, int, int *, int *);
    100 int pnpbios_getdmachan(pnpbios_tag_t, struct pnpresources *, int, int *);
    101 void pnpbios_print_devres(device_t, struct pnpbiosdev_attach_args *);
    102