FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/pckbcvar.h

     /* $OpenBSD: pckbcvar.h,v 1.16 2017/03/11 11:55:03 mpi Exp $ */
     /* $NetBSD: pckbcvar.h,v 1.4 2000/06/09 04:58:35 soda Exp $ */
     
     /*
      * Copyright (c) 1998
      *      Matthias Drochner.  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 ``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.
     *
     */
    
    #ifndef _DEV_IC_PCKBCVAR_H_
    #define _DEV_IC_PCKBCVAR_H_
    
    #include <sys/timeout.h>
    
    #define PCKBCCF_SLOT            0
    #define PCKBCCF_SLOT_DEFAULT    -1
    
    typedef void *pckbc_tag_t;
    typedef int pckbc_slot_t;
    #define PCKBC_KBD_SLOT  0
    #define PCKBC_AUX_SLOT  1
    #define PCKBC_NSLOTS    2
    
    /*
     * external representation (pckbc_tag_t),
     * needed early for console operation
     */
    struct pckbc_internal { 
            bus_space_tag_t t_iot;
            bus_space_handle_t t_ioh_d, t_ioh_c; /* data port, cmd port */
            bus_addr_t t_addr;
            u_char t_cmdbyte; /* shadow */
    
            int t_flags;
    #define PCKBC_CANT_TRANSLATE    0x0001  /* can't translate to XT scancodes */
    #define PCKBC_NEED_AUXWRITE     0x0002  /* need auxwrite command to find aux */
            int t_haveaux; /* controller has an aux port */
    
            struct pckbc_slotdata *t_slotdata[PCKBC_NSLOTS];
    
            struct pckbc_softc *t_sc; /* back pointer */
    
            struct timeout t_cleanup;
            struct timeout t_poll;
    };
    
    typedef void (*pckbc_inputfcn)(void *, int);
    
    /*
     * State per device.
     */
    struct pckbc_softc {
            struct device sc_dv;
            struct pckbc_internal *id;
    
            pckbc_inputfcn inputhandler[PCKBC_NSLOTS];
            void *inputarg[PCKBC_NSLOTS];
            char *subname[PCKBC_NSLOTS];
    };
    
    struct pckbc_attach_args {
            pckbc_tag_t pa_tag;
            pckbc_slot_t pa_slot;
    };
    
    extern const char *pckbc_slot_names[];
    extern struct pckbc_internal pckbc_consdata;
    extern int pckbc_console_attached;
    
    void pckbc_set_inputhandler(pckbc_tag_t, pckbc_slot_t,
                                     pckbc_inputfcn, void *, char *);
    
    void pckbc_flush(pckbc_tag_t, pckbc_slot_t);
    int pckbc_poll_cmd(pckbc_tag_t, pckbc_slot_t, u_char *, int,
                            int, u_char *, int);
    int pckbc_enqueue_cmd(pckbc_tag_t, pckbc_slot_t, u_char *, int,
                               int, int, u_char *);
    int pckbc_send_cmd(bus_space_tag_t, bus_space_handle_t, u_char);
    int pckbc_poll_data(pckbc_tag_t, pckbc_slot_t);
   int pckbc_poll_data1(bus_space_tag_t, bus_space_handle_t,
                             bus_space_handle_t, pckbc_slot_t, int);
   void pckbc_set_poll(pckbc_tag_t, pckbc_slot_t, int);
   int pckbc_xt_translation(pckbc_tag_t);
   void pckbc_slot_enable(pckbc_tag_t, pckbc_slot_t, int);
   
   void pckbc_attach(struct pckbc_softc *, int);
   int pckbc_cnattach(bus_space_tag_t, bus_addr_t, bus_size_t, int);
   int pckbc_is_console(bus_space_tag_t, bus_addr_t);
   void pckbc_reset(struct pckbc_softc *);
   void pckbc_stop(struct pckbc_softc *);
   int pckbcintr(void *);
   
   void pckbc_release_console(void);
   
   /*
    * Device configuration flags (cf_flags).
    */
   
   #define PCKBCF_FORCE_KEYBOARD_PRESENT   0x0001
   
   #endif /* _DEV_IC_PCKBCVAR_H_ */

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