1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 1998 Nicolas Souchu 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD: stable/12/sys/dev/ppbus/vpoio.h 326255 2017-11-27 14:52:40Z pfg $ 29 * 30 */ 31 #ifndef __VP0IO_H 32 #define __VP0IO_H 33 34 /* 35 * The ZIP drive cannot act as an initiator. 36 */ 37 #define VP0_INITIATOR 0x7 38 39 #define VP0_ESELECT_TIMEOUT 1 40 #define VP0_ECMD_TIMEOUT 2 41 #define VP0_ECONNECT 3 42 #define VP0_ESTATUS_TIMEOUT 4 43 #define VP0_EDATA_OVERFLOW 5 44 #define VP0_EDISCONNECT 6 45 #define VP0_EPPDATA_TIMEOUT 7 46 #define VP0_ENEGOCIATE 8 47 #define VP0_ENOPORT 9 48 #define VP0_EINITFAILED 10 49 #define VP0_EINTR 12 50 51 #define VP0_EOTHER 13 52 53 #define VP0_OPENNINGS 1 54 55 /* 56 * Data structure used during microsequence execution 57 * when characters are received in nibble mode 58 */ 59 struct vpo_nibble { 60 char h; /* most significant nibble */ 61 char l; /* less significant nibble */ 62 }; 63 64 /* Mode found during initialisation */ 65 #define VP0_MODE_UNDEFINED 0x0 66 #define VP0_MODE_NIBBLE 0x1 67 #define VP0_MODE_PS2 0x2 68 #define VP0_MODE_EPP 0x3 69 70 struct vpoio_data { 71 int vpo_mode_found; /* Mode found during init */ 72 73 struct vpo_nibble vpo_nibble; 74 75 /* each device must have its own nibble inbyte microsequence */ 76 struct ppb_microseq *vpo_nibble_inbyte_msq; 77 78 device_t vpo_dev; 79 }; 80 81 int vpoio_probe(device_t dev, struct vpoio_data *vpo); 82 83 int vpoio_attach(struct vpoio_data *vpo); 84 int vpoio_reset_bus(struct vpoio_data *vpo); 85 86 int vpoio_do_scsi(struct vpoio_data *vpo, int host, int target, char *command, 87 int clen, char *buffer, int blen, int *result, int *count, 88 int *ret); 89 90 int imm_probe(device_t dev, struct vpoio_data *vpo); 91 92 int imm_attach(struct vpoio_data *vpo); 93 int imm_reset_bus(struct vpoio_data *vpo); 94 95 int imm_do_scsi(struct vpoio_data *vpo, int host, int target, char *command, 96 int clen, char *buffer, int blen, int *result, int *count, 97 int *ret); 98 99 #endif 100