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 * $FreeBSD: src/sys/dev/ppbus/vpoio.h,v 1.4.2.2 2001/10/02 05:27:20 nsouch Exp $ 27 * $DragonFly: src/sys/dev/disk/vpo/vpoio.h,v 1.2 2003/06/17 04:28:29 dillon Exp $ 28 * 29 */ 30 #ifndef __VP0IO_H 31 #define __VP0IO_H 32 33 /* 34 * The ZIP drive cannot act as an initiator. 35 */ 36 #define VP0_INITIATOR 0x7 37 38 #define VP0_ESELECT_TIMEOUT 1 39 #define VP0_ECMD_TIMEOUT 2 40 #define VP0_ECONNECT 3 41 #define VP0_ESTATUS_TIMEOUT 4 42 #define VP0_EDATA_OVERFLOW 5 43 #define VP0_EDISCONNECT 6 44 #define VP0_EPPDATA_TIMEOUT 7 45 #define VP0_ENEGOCIATE 8 46 #define VP0_ENOPORT 9 47 #define VP0_EINITFAILED 10 48 #define VP0_EINTR 12 49 50 #define VP0_EOTHER 13 51 52 #define VP0_OPENNINGS 1 53 54 /* 55 * Data structure used during microsequence execution 56 * when characters are received in nibble mode 57 */ 58 struct vpo_nibble { 59 char h; /* most significant nibble */ 60 char l; /* less significant nibble */ 61 }; 62 63 /* Mode found during initialisation */ 64 #define VP0_MODE_UNDEFINED 0x0 65 #define VP0_MODE_NIBBLE 0x1 66 #define VP0_MODE_PS2 0x2 67 #define VP0_MODE_EPP 0x3 68 69 struct vpoio_data { 70 unsigned short int vpo_unit; 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 #define vpoio_set_unit(vpo,unit) ((vpo)->vpo_unit = unit) 82 83 int vpoio_probe(device_t dev, struct vpoio_data *vpo); 84 85 int vpoio_attach(struct vpoio_data *vpo); 86 int vpoio_reset_bus(struct vpoio_data *vpo); 87 88 int vpoio_do_scsi(struct vpoio_data *vpo, int host, int target, char *command, 89 int clen, char *buffer, int blen, int *result, int *count, 90 int *ret); 91 92 int imm_probe(device_t dev, struct vpoio_data *vpo); 93 94 int imm_attach(struct vpoio_data *vpo); 95 int imm_reset_bus(struct vpoio_data *vpo); 96 97 int imm_do_scsi(struct vpoio_data *vpo, int host, int target, char *command, 98 int clen, char *buffer, int blen, int *result, int *count, 99 int *ret); 100 101 #endif 102