133 lines
4 KiB
C
133 lines
4 KiB
C
/* $OpenBSD: pucvar.h,v 1.17 2020/08/14 18:14:11 jcs Exp $ */
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/* $NetBSD: pucvar.h,v 1.2 1999/02/06 06:29:54 cgd Exp $ */
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/*
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* Copyright (c) 1998, 1999 Christopher G. Demetriou. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Exported (or conveniently located) PCI "universal" communications card
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* software structures.
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*
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* Author: Christopher G. Demetriou, May 14, 1998.
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*/
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#include <dev/ic/comreg.h>
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#define PUC_MAX_PORTS 16
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struct puc_device_description {
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u_int16_t rval[4];
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u_int16_t rmask[4];
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struct {
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u_char type;
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u_char bar;
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u_short offset;
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} ports[PUC_MAX_PORTS];
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};
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struct puc_port_type {
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enum {
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PUC_PORT_LPT = 1,
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PUC_PORT_COM,
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PUC_PORT_COM_MUL4,
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PUC_PORT_COM_MUL8,
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PUC_PORT_COM_MUL10,
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PUC_PORT_COM_MUL128,
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PUC_PORT_COM_XR17V35X,
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} type;
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u_int32_t freq;
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};
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static const struct puc_port_type puc_port_types[] = {
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{ PUC_PORT_LPT, 0 },
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{ PUC_PORT_COM, COM_FREQ },
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{ PUC_PORT_COM_MUL4, COM_FREQ * 4 },
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{ PUC_PORT_COM_MUL8, COM_FREQ * 8 },
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{ PUC_PORT_COM_MUL10, COM_FREQ * 10 },
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{ PUC_PORT_COM_MUL128, COM_FREQ * 128 },
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{ PUC_PORT_COM_XR17V35X, 125000000 },
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};
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#define PUC_IS_LPT(type) ((type) == PUC_PORT_LPT)
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#define PUC_IS_COM(type) ((type) != PUC_PORT_LPT)
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#define PUC_PORT_BAR_INDEX(bar) (((bar) - PCI_MAPREG_START) / 4)
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struct puc_attach_args {
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int port;
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int type;
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void *puc;
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bus_addr_t a;
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bus_space_tag_t t;
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bus_space_handle_t h;
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const char *(*intr_string)(struct puc_attach_args *);
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void *(*intr_establish)(struct puc_attach_args *, int, int (*)(void *),
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void *, char *);
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};
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extern const struct puc_device_description puc_devs[];
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extern int puc_ndevs;
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#define PUC_NBARS 6
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struct puc_softc {
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struct device sc_dev;
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/* static configuration data */
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const struct puc_device_description *sc_desc;
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/* card-global dynamic data */
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struct {
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int mapped;
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bus_addr_t a;
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bus_size_t s;
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bus_space_tag_t t;
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bus_space_handle_t h;
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} sc_bar_mappings[PUC_NBARS];
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/* per-port dynamic data */
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struct {
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struct device *dev;
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/* filled in by port attachments */
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void *intrhand;
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int (*real_intrhand)(void *);
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void *real_intrhand_arg;
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} sc_ports[PUC_MAX_PORTS];
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int sc_xr17v35x;
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};
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const struct puc_device_description *
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puc_find_description(u_int16_t, u_int16_t, u_int16_t, u_int16_t);
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void puc_print_ports(const struct puc_device_description *);
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void puc_common_attach(struct puc_softc *, struct puc_attach_args *);
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int puc_print(void *, const char *);
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int puc_submatch(struct device *, void *, void *);
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