1 /* $OpenBSD: pucvar.h,v 1.16 2018/05/02 19:11:01 phessler 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 #include <dev/ic/comreg.h> 42 43 #define PUC_MAX_PORTS 16 44 45 struct puc_device_description { 46 u_int16_t rval[4]; 47 u_int16_t rmask[4]; 48 struct { 49 u_char type; 50 u_char bar; 51 u_short offset; 52 } ports[PUC_MAX_PORTS]; 53 }; 54 55 struct puc_port_type { 56 enum { 57 PUC_PORT_LPT = 1, 58 PUC_PORT_COM, 59 PUC_PORT_COM_MUL4, 60 PUC_PORT_COM_MUL8, 61 PUC_PORT_COM_MUL10, 62 PUC_PORT_COM_MUL128, 63 PUC_PORT_COM_125MHZ, 64 } type; 65 u_int32_t freq; 66 }; 67 68 static const struct puc_port_type puc_port_types[] = { 69 { PUC_PORT_LPT, 0 }, 70 { PUC_PORT_COM, COM_FREQ }, 71 { PUC_PORT_COM_MUL4, COM_FREQ * 4 }, 72 { PUC_PORT_COM_MUL8, COM_FREQ * 8 }, 73 { PUC_PORT_COM_MUL10, COM_FREQ * 10 }, 74 { PUC_PORT_COM_MUL128, COM_FREQ * 128 }, 75 }; 76 77 #define PUC_IS_LPT(type) ((type) == PUC_PORT_LPT) 78 #define PUC_IS_COM(type) ((type) != PUC_PORT_LPT) 79 80 #define PUC_PORT_BAR_INDEX(bar) (((bar) - PCI_MAPREG_START) / 4) 81 82 struct puc_attach_args { 83 int port; 84 int type; 85 void *puc; 86 87 bus_addr_t a; 88 bus_space_tag_t t; 89 bus_space_handle_t h; 90 91 const char *(*intr_string)(struct puc_attach_args *); 92 void *(*intr_establish)(struct puc_attach_args *, int, int (*)(void *), 93 void *, char *); 94 }; 95 96 extern const struct puc_device_description puc_devs[]; 97 extern int puc_ndevs; 98 99 #define PUC_NBARS 6 100 struct puc_softc { 101 struct device sc_dev; 102 103 /* static configuration data */ 104 const struct puc_device_description *sc_desc; 105 106 /* card-global dynamic data */ 107 struct { 108 int mapped; 109 bus_addr_t a; 110 bus_size_t s; 111 bus_space_tag_t t; 112 bus_space_handle_t h; 113 } sc_bar_mappings[PUC_NBARS]; 114 115 /* per-port dynamic data */ 116 struct { 117 struct device *dev; 118 /* filled in by port attachments */ 119 void *intrhand; 120 } sc_ports[PUC_MAX_PORTS]; 121 }; 122 123 const struct puc_device_description * 124 puc_find_description(u_int16_t, u_int16_t, u_int16_t, u_int16_t); 125 void puc_print_ports(const struct puc_device_description *); 126 void puc_common_attach(struct puc_softc *, struct puc_attach_args *); 127 int puc_print(void *, const char *); 128 int puc_submatch(struct device *, void *, void *); 129