136 lines
5.0 KiB
C
136 lines
5.0 KiB
C
/* $NetBSD: ppbus_conf.h,v 1.6 2005/12/11 12:23:28 christos Exp $ */
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/*-
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* Copyright (c) 1997, 1998, 1999 Nicolas Souchu
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* 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD: src/sys/dev/ppbus/ppbconf.h,v 1.17.2.1 2000/05/24 00:20:57 n_hibma Exp $
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*
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*/
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#ifndef __PPBUS_CONF_H
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#define __PPBUS_CONF_H
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#include <sys/device.h>
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#include <sys/lock.h>
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#include <sys/queue.h>
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#include <machine/bus.h>
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#include <dev/ppbus/ppbus_msq.h>
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#include <dev/ppbus/ppbus_device.h>
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/* Function pointer types used for interface */
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typedef u_char (*PARPORT_IO_T)(struct device *, int, u_char *, int, u_char);
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typedef int (*PARPORT_EXEC_MICROSEQ_T)(struct device *,
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struct ppbus_microseq **);
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typedef void (*PARPORT_RESET_EPP_TIMEOUT_T)(struct device *);
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typedef int (*PARPORT_SETMODE_T)(struct device *, int);
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typedef int (*PARPORT_GETMODE_T)(struct device *);
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typedef void (*PARPORT_ECP_SYNC_T)(struct device *);
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typedef int (*PARPORT_READ_T)(struct device *, char *, int, int, size_t *);
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typedef int (*PARPORT_WRITE_T)(struct device *, char *, int, int, size_t *);
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typedef int (*PARPORT_READ_IVAR_T)(struct device *, int, unsigned int *);
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typedef int (*PARPORT_WRITE_IVAR_T)(struct device *, int, unsigned int *);
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typedef int (*PARPORT_DMA_MALLOC_T)(struct device *, caddr_t *, bus_addr_t *,
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bus_size_t);
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typedef void (*PARPORT_DMA_FREE_T)(struct device *, caddr_t *, bus_addr_t *,
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bus_size_t);
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typedef int (*PARPORT_ADD_HANDLER_T)(struct device *, void (*)(void *),
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void *);
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typedef int (*PARPORT_REMOVE_HANDLER_T)(struct device *, void (*)(void *));
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/* Adapter structure that each parport device needs to implement ppbus */
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struct parport_adapter {
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u_int16_t capabilities;
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/* Functions which make up interface */
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PARPORT_IO_T parport_io;
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PARPORT_EXEC_MICROSEQ_T parport_exec_microseq;
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PARPORT_RESET_EPP_TIMEOUT_T parport_reset_epp_timeout;
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PARPORT_SETMODE_T parport_setmode;
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PARPORT_GETMODE_T parport_getmode;
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PARPORT_ECP_SYNC_T parport_ecp_sync;
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PARPORT_READ_T parport_read;
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PARPORT_WRITE_T parport_write;
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PARPORT_READ_IVAR_T parport_read_ivar;
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PARPORT_WRITE_IVAR_T parport_write_ivar;
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PARPORT_DMA_MALLOC_T parport_dma_malloc;
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PARPORT_DMA_FREE_T parport_dma_free;
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PARPORT_ADD_HANDLER_T parport_add_handler;
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PARPORT_REMOVE_HANDLER_T parport_remove_handler;
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};
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/* Parallel Port Bus configuration structure. */
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struct ppbus_softc {
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struct device sc_dev;
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/* Lock for critical section when requesting/releasing the bus */
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struct lock sc_lock;
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#define PPBUS_OK 1
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#define PPBUS_NOK 0
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u_int8_t sc_dev_ok;
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/* ppbus capabilities (see ppbus_var.h) */
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u_int16_t sc_capabilities;
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/* PnP device type defined in ppbus_var.h */
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int sc_class_id; /* not a PnP device if class_id < 0 */
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/* Defined in pbus_1284.h: error and host side state. */
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u_int32_t sc_1284_state; /* current IEEE1284 state */
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u_int32_t sc_1284_error; /* last IEEE1284 error */
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/* Use IEEE 1284 negotiations in mode changes and direction changes */
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u_int32_t sc_use_ieee;
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/* PPBUS mode masks defined in ppbus_var.h. */
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u_int32_t sc_mode; /* IEEE 1284-1994 mode */
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/* ppbus_device which owns the bus */
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struct device * ppbus_owner;
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/* Head of list of child devices */
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SLIST_HEAD(childlist, ppbus_device_softc) sc_childlist_head;
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/* Functions which make up interface */
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PARPORT_IO_T ppbus_io;
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PARPORT_EXEC_MICROSEQ_T ppbus_exec_microseq;
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PARPORT_RESET_EPP_TIMEOUT_T ppbus_reset_epp_timeout;
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PARPORT_SETMODE_T ppbus_setmode;
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PARPORT_GETMODE_T ppbus_getmode;
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PARPORT_ECP_SYNC_T ppbus_ecp_sync;
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PARPORT_READ_T ppbus_read;
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PARPORT_WRITE_T ppbus_write;
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PARPORT_READ_IVAR_T ppbus_read_ivar;
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PARPORT_WRITE_IVAR_T ppbus_write_ivar;
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PARPORT_DMA_MALLOC_T ppbus_dma_malloc;
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PARPORT_DMA_FREE_T ppbus_dma_free;
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PARPORT_ADD_HANDLER_T ppbus_add_handler;
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PARPORT_REMOVE_HANDLER_T ppbus_remove_handler;
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};
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#endif /* __PPBUS_CONF_H */
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