FreeBSD/Linux Kernel Cross Reference
sys/dev/puc/pucvar.h

     /*      $NetBSD: pucvar.h,v 1.2 1999/02/06 06:29:54 cgd Exp $   */
     /*      $FreeBSD$ */
     
     /*-
      * Copyright (c) 2002 JF Hay.  All rights reserved.
      * Copyright (c) 2000 M. Warner Losh.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     */
    
    /*-
     * Copyright (c) 1998, 1999 Christopher G. Demetriou.  All rights reserved.
     *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by Christopher G. Demetriou
     *      for the NetBSD Project.
     * 4. The name of the author may not be used to endorse or promote products
     *    derived from this software without specific prior written permission
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     */
    
    /*
     * Exported (or conveniently located) PCI "universal" communications card
     * software structures.
     *
     * Author: Christopher G. Demetriou, May 14, 1998.
     */
    
    #define PUC_MAX_PORTS           16
    
    struct puc_softc;
    typedef int puc_init_t(struct puc_softc *sc);
    struct puc_device_description {
            const char      *name;
            uint32_t        rval[4];
            uint32_t        rmask[4];
            struct {
                    int     type;
                    int     bar;
                    int     offset;
                    u_int   serialfreq;
                    u_int   flags;
                    int     regshft;
            } ports[PUC_MAX_PORTS];
            uint32_t        ilr_type;
            uint32_t        ilr_offset[2];
            puc_init_t      *init;
    };
    
    #define PUC_REG_VEND            0
    #define PUC_REG_PROD            1
    #define PUC_REG_SVEND           2
    #define PUC_REG_SPROD           3
    
    #define PUC_PORT_TYPE_NONE      0
    #define PUC_PORT_TYPE_COM       1
    #define PUC_PORT_TYPE_LPT       2
    #define PUC_PORT_TYPE_UART      3
    
    /* UART subtypes. */
    #define PUC_PORT_SUBTYPE_MASK   (~0xff)
   #define PUC_PORT_UART_NS8250    (0<<8)
   #define PUC_PORT_UART_SAB82532  (1<<8)
   #define PUC_PORT_UART_Z8530     (2<<8)
   
   /* Interrupt Latch Register (ILR) types */
   #define PUC_ILR_TYPE_NONE       0
   #define PUC_ILR_TYPE_DIGI       1
   
   #define PUC_FLAGS_MEMORY        0x0001          /* Use memory mapped I/O. */
   #define PUC_FLAGS_ALTRES        0x0002          /* Use alternate I/O type. */
   
   #define PUC_PORT_VALID(desc, port) \
     ((port) < PUC_MAX_PORTS && (desc).ports[(port)].type != PUC_PORT_TYPE_NONE)
   
   #define PUC_MAX_BAR             6
   
   enum puc_device_ivars {
           PUC_IVAR_FREQ,
           PUC_IVAR_SUBTYPE,
           PUC_IVAR_REGSHFT,
           PUC_IVAR_PORT
   };
   
   #ifdef PUC_ENTRAILS
   int puc_attach(device_t dev, const struct puc_device_description *desc);
   extern devclass_t puc_devclass;
   struct resource *puc_alloc_resource(device_t, device_t, int, int *,
       u_long, u_long, u_long, u_int);
   int puc_release_resource(device_t, device_t, int, int, struct resource *);
   int puc_get_resource(device_t, device_t, int, int, u_long *, u_long *);
   int puc_read_ivar(device_t, device_t, int, uintptr_t *);
   int puc_setup_intr(device_t, device_t, struct resource *, int,
       void (*)(void *), void *, void **);
   int puc_teardown_intr(device_t, device_t, struct resource *,
       void *);
   
   struct puc_softc {
           struct puc_device_description sc_desc;
   
           /* card-global dynamic data */
           int                     fastintr;
           int                     barmuxed;
           int                     irqrid;
           struct resource         *irqres;
           void                    *intr_cookie;
           int                     ilr_enabled;
           bus_space_tag_t         ilr_st;
           bus_space_handle_t      ilr_sh;
   
           struct {
                   int             used;
                   int             bar;
                   int             type;   /* SYS_RES_IOPORT or SYS_RES_MEMORY. */
                   struct resource *res;
           } sc_bar_mappings[PUC_MAX_BAR];
   
           /* per-port dynamic data */
           struct {
                   struct device   *dev;
                   /* filled in by bus_setup_intr() */
                   void            (*ihand)(void *);
                   void            *ihandarg;
           } sc_ports[PUC_MAX_PORTS];
   };
   
   #endif /* PUC_ENTRAILS */

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