vpoio.h revision 38061
1/*- 2 * Copyright (c) 1998 Nicolas Souchu 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $Id: vpoio.h,v 1.1.2.3 1998/06/14 15:37:21 son Exp $ 27 * 28 */ 29#ifndef __VP0IO_H 30#define __VP0IO_H 31 32/* 33 * The ZIP drive cannot act as an initiator. 34 */ 35#define VP0_INITIATOR 0x7 36 37#define VP0_ESELECT_TIMEOUT 1 38#define VP0_ECMD_TIMEOUT 2 39#define VP0_ECONNECT 3 40#define VP0_ESTATUS_TIMEOUT 4 41#define VP0_EDATA_OVERFLOW 5 42#define VP0_EDISCONNECT 6 43#define VP0_EPPDATA_TIMEOUT 7 44#define VP0_ENOPORT 9 45#define VP0_EINITFAILED 10 46#define VP0_EINTR 12 47 48#define VP0_EOTHER 13 49 50#define VP0_OPENNINGS 1 51 52/* 53 * Data structure used during microsequence execution 54 * when characters are received in nibble mode 55 */ 56struct vpo_nibble { 57 char h; /* most significant nibble */ 58 char l; /* less significant nibble */ 59}; 60 61struct vpoio_data { 62 unsigned short int vpo_unit; 63 64 struct vpo_nibble vpo_nibble; 65 66 /* each device must have its own nibble inbyte microsequence */ 67 struct ppb_microseq *vpo_nibble_inbyte_msq; 68 69 struct ppb_device vpo_dev; 70}; 71 72#define vpoio_set_unit(vpo,unit) ((vpo)->vpo_unit = unit) 73 74struct ppb_device *vpoio_probe(struct ppb_data *ppb, struct vpoio_data *vpo); 75 76int vpoio_attach(struct vpoio_data *vpo); 77int vpoio_detect(struct vpoio_data *vpo); 78int vpoio_reset_bus(struct vpoio_data *vpo); 79 80int vpoio_do_scsi(struct vpoio_data *vpo, int host, int target, char *command, 81 int clen, char *buffer, int blen, int *result, int *count, 82 int *ret); 83 84#endif 85