128 lines
4.2 KiB
C
128 lines
4.2 KiB
C
/* $NetBSD: pckbcvar.h,v 1.7 2003/12/12 14:30:16 martin Exp $ */
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/*
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* Copyright (c) 1998
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* Matthias Drochner. 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 for the NetBSD Project
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* by Matthias Drochner.
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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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#ifndef _DEV_IC_PCKBCVAR_H_
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#define _DEV_IC_PCKBCVAR_H_
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#include <sys/callout.h>
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typedef void *pckbc_tag_t;
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typedef int pckbc_slot_t;
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#define PCKBC_KBD_SLOT 0
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#define PCKBC_AUX_SLOT 1
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#define PCKBC_NSLOTS 2
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/* Simple cmd/slot ringbuffer structure */
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struct pckbc_rbuf_item {
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int data;
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int slot;
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};
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#define PCKBC_RBUF_SIZE 32 /* number of rbuf entries */
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/*
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* external representation (pckbc_tag_t),
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* needed early for console operation
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*/
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struct pckbc_internal {
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bus_space_tag_t t_iot;
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bus_space_handle_t t_ioh_d, t_ioh_c; /* data port, cmd port */
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bus_addr_t t_addr;
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u_char t_cmdbyte; /* shadow */
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int t_haveaux; /* controller has an aux port */
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struct pckbc_slotdata *t_slotdata[PCKBC_NSLOTS];
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struct pckbc_softc *t_sc; /* back pointer */
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struct callout t_cleanup;
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struct pckbc_rbuf_item rbuf[PCKBC_RBUF_SIZE];
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int rbuf_read;
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int rbuf_write;
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};
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typedef void (*pckbc_inputfcn) __P((void *, int));
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/*
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* State per device.
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*/
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struct pckbc_softc {
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struct device sc_dv;
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struct pckbc_internal *id;
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pckbc_inputfcn inputhandler[PCKBC_NSLOTS];
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void *inputarg[PCKBC_NSLOTS];
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char *subname[PCKBC_NSLOTS];
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void (*intr_establish) __P((struct pckbc_softc *, pckbc_slot_t));
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};
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struct pckbc_attach_args {
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pckbc_tag_t pa_tag;
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pckbc_slot_t pa_slot;
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};
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extern const char * const pckbc_slot_names[];
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extern struct pckbc_internal pckbc_consdata;
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extern int pckbc_console_attached;
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void pckbc_set_inputhandler __P((pckbc_tag_t, pckbc_slot_t,
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pckbc_inputfcn, void *, char *));
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void pckbc_flush __P((pckbc_tag_t, pckbc_slot_t));
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int pckbc_poll_cmd __P((pckbc_tag_t, pckbc_slot_t, u_char *, int,
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int, u_char *, int));
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int pckbc_enqueue_cmd __P((pckbc_tag_t, pckbc_slot_t, u_char *, int,
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int, int, u_char *));
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int pckbc_send_cmd __P((bus_space_tag_t, bus_space_handle_t, u_char));
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int pckbc_poll_data __P((pckbc_tag_t, pckbc_slot_t));
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int pckbc_poll_data1 __P((pckbc_tag_t, pckbc_slot_t, int));
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void pckbc_set_poll __P((pckbc_tag_t, pckbc_slot_t, int));
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int pckbc_xt_translation __P((pckbc_tag_t, pckbc_slot_t, int));
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void pckbc_slot_enable __P((pckbc_tag_t, pckbc_slot_t, int));
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void pckbc_attach __P((struct pckbc_softc *));
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int pckbc_cnattach __P((bus_space_tag_t, bus_addr_t, bus_size_t,
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pckbc_slot_t));
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int pckbc_is_console __P((bus_space_tag_t, bus_addr_t));
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int pckbcintr __P((void *));
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int pckbcintr_hard __P((void *));
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void pckbcintr_soft __P((void *));
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/* md hook for use without mi wscons */
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int pckbc_machdep_cnattach __P((pckbc_tag_t, pckbc_slot_t));
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#endif /* _DEV_IC_PCKBCVAR_H_ */
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