Annotation of sys/dev/pci/pucvar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: pucvar.h,v 1.5 2006/07/31 11:06:33 mickey 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_long rval[4];
! 45: u_long 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_REG_VEND 0
! 55: #define PUC_REG_PROD 1
! 56: #define PUC_REG_SVEND 2
! 57: #define PUC_REG_SPROD 3
! 58:
! 59: #define PUC_PORT_TYPE_NONE 0
! 60: #define PUC_PORT_TYPE_COM 1
! 61: #define PUC_PORT_TYPE_LPT 2
! 62:
! 63: #define PUC_PORT_VALID(desc, port) \
! 64: ((port) < PUC_MAX_PORTS && (desc)->ports[(port)].type != PUC_PORT_TYPE_NONE)
! 65: #define PUC_PORT_BAR_INDEX(bar) (((bar) - PCI_MAPREG_START) / 4)
! 66:
! 67: /* Flags for PUC_PORT_TYPE_COM */
! 68: /* * assume all clock rates have 8 lower bits to 0 - this leaves us 8 flags */
! 69: #define PUC_COM_CLOCKMASK 0xffffff00
! 70:
! 71: struct puc_attach_args {
! 72: int port;
! 73: int type;
! 74: int hwtype;
! 75: void *puc;
! 76:
! 77: bus_addr_t a;
! 78: bus_space_tag_t t;
! 79: bus_space_handle_t h;
! 80: int flags;
! 81:
! 82: const char *(*intr_string)(struct puc_attach_args *);
! 83: void *(*intr_establish)(struct puc_attach_args *, int, int (*)(void *),
! 84: void *, char *);
! 85: };
! 86:
! 87: extern const struct puc_device_description puc_devices[];
! 88:
! 89: #define PUC_NBARS 6
! 90: struct puc_softc {
! 91: struct device sc_dev;
! 92:
! 93: /* static configuration data */
! 94: const struct puc_device_description *sc_desc;
! 95:
! 96: /* card-global dynamic data */
! 97: struct {
! 98: int mapped;
! 99: u_long type;
! 100: bus_addr_t a;
! 101: bus_size_t s;
! 102: bus_space_tag_t t;
! 103: bus_space_handle_t h;
! 104: } sc_bar_mappings[PUC_NBARS];
! 105:
! 106: /* per-port dynamic data */
! 107: struct {
! 108: struct device *dev;
! 109: /* filled in by port attachments */
! 110: int (*ihand)(void *);
! 111: void *ihandarg;
! 112: } sc_ports[PUC_MAX_PORTS];
! 113: };
! 114:
! 115: const struct puc_device_description *
! 116: puc_find_description(u_long, u_long, u_long, u_long);
! 117: void puc_print_ports(const struct puc_device_description *);
! 118: void puc_common_attach(struct puc_softc *, struct puc_attach_args *);
! 119: int puc_print(void *, const char *);
! 120: int puc_submatch(struct device *, void *, void *);
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