4e86e1b814
- interrupt-driven printing now works (nlpt) - Rearrangement of bus-related functions into ppb_base/ppbconf - Addition of ieee1284 interface functions, preliminary parallel-port PnP support Submitted by: Nicolas Souchu <Nicolas.Souchu@prism.uvsq.fr>
111 lines
2.8 KiB
C
111 lines
2.8 KiB
C
/*-
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* Copyright (c) 1997 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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* $Id: vpo.h,v 1.1 1997/08/14 13:57:45 msmith Exp $
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*
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*/
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#ifndef __VP03_H
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#define __VP03_H
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#define barrier() __asm__("": : :"memory")
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#define VP0_INITIATOR 0x7
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#define VP0_SECTOR_SIZE 512
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#define VP0_BUFFER_SIZE 0x12000
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#define VP0_SPL() splbio()
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#define VP0_ESELECT_TIMEOUT 1
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#define VP0_ECMD_TIMEOUT 2
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#define VP0_ECONNECT 3
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#define VP0_ESTATUS_TIMEOUT 4
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#define VP0_EDATA_OVERFLOW 5
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#define VP0_EDISCONNECT 6
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#define VP0_EPPDATA_TIMEOUT 7
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#define VP0_ENOPORT 9
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#define VP0_EINITFAILED 10
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#define VP0_EINTR 12
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#define VP0_EOTHER 13
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#define VP0_OPENNINGS 1
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#define n(flags) (~(flags) & (flags))
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/*
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* VP0 timings.
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*/
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#define MHZ_16_IO_DURATION 62
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#define VP0_SPP_WRITE_PULSE 253
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#define VP0_NIBBLE_READ_PULSE 486
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/*
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* VP0 connections.
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*/
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#define H_AUTO n(AUTOFEED)
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#define H_nAUTO AUTOFEED
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#define H_STROBE n(STROBE)
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#define H_nSTROBE STROBE
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#define H_BSY n(nBUSY)
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#define H_nBSY n_BUSY
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#define H_SEL SELECT
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#define H_nSEL n(SELECT)
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#define H_ERR ERROR
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#define H_nERR n(ERROR)
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#define H_ACK nACK
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#define H_nACK n(nACK)
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#define H_FLT nFAULT
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#define H_nFLT n(nFAULT)
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#define H_SELIN n(SELECTIN)
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#define H_nSELIN SELECTIN
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#define H_INIT nINIT
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#define H_nINIT n(nINIT)
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struct vpo_sense {
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struct scsi_sense cmd;
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unsigned int stat;
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unsigned int count;
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};
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struct vpo_data {
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unsigned short vpo_unit;
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int vpo_stat;
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int vpo_count;
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int vpo_error;
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struct ppb_status vpo_status;
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struct vpo_sense vpo_sense;
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unsigned char vpo_buffer[VP0_BUFFER_SIZE];
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struct ppb_device vpo_dev;
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struct scsi_link sc_link;
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};
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#endif
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