1 /* $OpenBSD: pucvar.h,v 1.13 2011/11/15 22:27:53 deraadt 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 16 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 } ports[PUC_MAX_PORTS]; 51 }; 52 53 /* 54 * For serial ports, the type field also encodes a multiplier 55 * of the speed. 56 */ 57 #define PUC_LPT (0x00 | 0x40) 58 #define PUC_COM_MUL(mul) (0x80 | 0x40 | (mul)) 59 #define PUC_COM_POW2(pow2) (0x80 | (pow2)) 60 61 #define PUC_IS_LPT(type) (((type) & 0xc0) == 0x40) 62 #define PUC_IS_COM(type) (((type) & 0x80) == 0x80) 63 64 #define PUC_IS_COM_MUL(type) ((type) & 0x40) 65 #define PUC_COM_GET_MUL(type) ((type) & 0x3f) 66 #define PUC_COM_GET_POW2(type) ((type) & 0x3f) 67 68 #define PUC_PORT_BAR_INDEX(bar) (((bar) - PCI_MAPREG_START) / 4) 69 70 struct puc_attach_args { 71 int port; 72 int type; 73 void *puc; 74 75 bus_addr_t a; 76 bus_space_tag_t t; 77 bus_space_handle_t h; 78 79 const char *(*intr_string)(struct puc_attach_args *); 80 void *(*intr_establish)(struct puc_attach_args *, int, int (*)(void *), 81 void *, char *); 82 }; 83 84 extern const struct puc_device_description puc_devs[]; 85 extern int puc_ndevs; 86 87 #define PUC_NBARS 6 88 struct puc_softc { 89 struct device sc_dev; 90 91 /* static configuration data */ 92 const struct puc_device_description *sc_desc; 93 94 /* card-global dynamic data */ 95 struct { 96 int mapped; 97 bus_addr_t a; 98 bus_size_t s; 99 bus_space_tag_t t; 100 bus_space_handle_t h; 101 } sc_bar_mappings[PUC_NBARS]; 102 103 /* per-port dynamic data */ 104 struct { 105 struct device *dev; 106 /* filled in by port attachments */ 107 void *intrhand; 108 } sc_ports[PUC_MAX_PORTS]; 109 }; 110 111 const struct puc_device_description * 112 puc_find_description(u_int16_t, u_int16_t, u_int16_t, u_int16_t); 113 void puc_print_ports(const struct puc_device_description *); 114 void puc_common_attach(struct puc_softc *, struct puc_attach_args *); 115 int puc_print(void *, const char *); 116 int puc_submatch(struct device *, void *, void *); 117