1 /* $OpenBSD: pucvar.h,v 1.10 2010/07/22 17:16:10 pirofti Exp $ */ 2 /* $NetBSD: pucvar.h,v 1.2 1999/02/06 06:29:54 cgd Exp $ */ 3 4 /* 5 * Copyright (c) 1998, 1999 Christopher G. Demetriou. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Christopher G. Demetriou 18 * for the NetBSD Project. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 * Exported (or conveniently located) PCI "universal" communications card 36 * software structures. 37 * 38 * Author: Christopher G. Demetriou, May 14, 1998. 39 */ 40 41 #define PUC_MAX_PORTS 8 42 43 struct puc_device_description { 44 u_int16_t rval[4]; 45 u_int16_t rmask[4]; 46 struct { 47 u_char type; 48 u_char bar; 49 u_short offset; 50 int flags; 51 } ports[PUC_MAX_PORTS]; 52 }; 53 54 #define PUC_PORT_TYPE_NONE 0 55 #define PUC_PORT_TYPE_COM 1 56 #define PUC_PORT_TYPE_LPT 2 57 58 #define PUC_PORT_VALID(desc, port) \ 59 ((port) < PUC_MAX_PORTS && (desc)->ports[(port)].type != PUC_PORT_TYPE_NONE) 60 #define PUC_PORT_BAR_INDEX(bar) (((bar) - PCI_MAPREG_START) / 4) 61 62 /* Flags for PUC_PORT_TYPE_COM */ 63 /* * assume all clock rates have 8 lower bits to 0 - this leaves us 8 flags */ 64 #define PUC_COM_CLOCKMASK 0xffffff00 65 66 struct puc_attach_args { 67 int port; 68 int type; 69 int hwtype; 70 void *puc; 71 72 bus_addr_t a; 73 bus_space_tag_t t; 74 bus_space_handle_t h; 75 int flags; 76 77 const char *(*intr_string)(struct puc_attach_args *); 78 void *(*intr_establish)(struct puc_attach_args *, int, int (*)(void *), 79 void *, char *); 80 void (*intr_disestablish)(struct puc_attach_args *, void *); 81 }; 82 83 extern const struct puc_device_description puc_devs[]; 84 85 #define PUC_NBARS 6 86 struct puc_softc { 87 struct device sc_dev; 88 89 /* static configuration data */ 90 const struct puc_device_description *sc_desc; 91 92 /* card-global dynamic data */ 93 struct { 94 int mapped; 95 bus_addr_t a; 96 bus_size_t s; 97 bus_space_tag_t t; 98 bus_space_handle_t h; 99 } sc_bar_mappings[PUC_NBARS]; 100 101 /* per-port dynamic data */ 102 struct { 103 struct device *dev; 104 /* filled in by port attachments */ 105 void *intrhand; 106 } sc_ports[PUC_MAX_PORTS]; 107 }; 108 109 const struct puc_device_description * 110 puc_find_description(u_int16_t, u_int16_t, u_int16_t, u_int16_t); 111 void puc_print_ports(const struct puc_device_description *); 112 void puc_common_attach(struct puc_softc *, struct puc_attach_args *); 113 int puc_print(void *, const char *); 114 int puc_submatch(struct device *, void *, void *); 115