| 1 | /* $NetBSD: tweio.h,v 1.5 2005/12/11 12:22:51 christos Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2000 Michael Smith |
| 5 | * Copyright (c) 2000 BSDi |
| 6 | * All rights reserved. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * 1. Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer. |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer in the |
| 15 | * documentation and/or other materials provided with the distribution. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
| 21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 27 | * SUCH DAMAGE. |
| 28 | * |
| 29 | * from FreeBSD: tweio.h,v 1.1 2000/10/25 06:59:05 msmith Exp |
| 30 | */ |
| 31 | |
| 32 | #ifndef _DEV_PCI_TWEIO_H_ |
| 33 | #define _DEV_PCI_TWEIO_H_ |
| 34 | |
| 35 | #include <sys/ioccom.h> |
| 36 | #include <dev/pci/twereg.h> |
| 37 | |
| 38 | /* |
| 39 | * User-space command |
| 40 | * |
| 41 | * Note that the command's scatter/gather list will be computed by the |
| 42 | * driver, and cannot be filled in by the consumer. |
| 43 | */ |
| 44 | struct twe_usercommand { |
| 45 | struct twe_cmd tu_cmd; /* command ready for the controller */ |
| 46 | void *tu_data; /* pointer to data in userspace */ |
| 47 | size_t tu_size; /* userspace data length */ |
| 48 | }; |
| 49 | |
| 50 | #define TWEIO_COMMAND _IOWR('T', 100, struct twe_usercommand) |
| 51 | |
| 52 | /* |
| 53 | * Command queue statistics |
| 54 | */ |
| 55 | #define TWEQ_FREE 0 |
| 56 | #define TWEQ_BIO 1 |
| 57 | #define TWEQ_READY 2 |
| 58 | #define TWEQ_BUSY 3 |
| 59 | #define TWEQ_COMPLETE 4 |
| 60 | #define TWEQ_COUNT 5 /* total number of queues */ |
| 61 | |
| 62 | struct twe_qstat { |
| 63 | u_int32_t q_length; |
| 64 | u_int32_t q_max; |
| 65 | }; |
| 66 | |
| 67 | /* |
| 68 | * Statistics request |
| 69 | */ |
| 70 | union twe_statrequest { |
| 71 | u_int32_t ts_item; |
| 72 | struct twe_qstat ts_qstat; |
| 73 | }; |
| 74 | |
| 75 | #define TWEIO_STATS _IOWR('T', 101, union twe_statrequest) |
| 76 | |
| 77 | /* |
| 78 | * AEN listen |
| 79 | */ |
| 80 | #define TWEIO_AEN_POLL _IOR('T', 102, int) |
| 81 | #define TWEIO_AEN_WAIT _IOR('T', 103, int) |
| 82 | |
| 83 | /* |
| 84 | * Controller parameter access |
| 85 | */ |
| 86 | struct twe_paramcommand { |
| 87 | u_int16_t tp_table_id; |
| 88 | u_int8_t tp_param_id; |
| 89 | void *tp_data; |
| 90 | u_int8_t tp_size; |
| 91 | }; |
| 92 | |
| 93 | #define TWEIO_SET_PARAM _IOW('T', 104, struct twe_paramcommand) |
| 94 | #define TWEIO_GET_PARAM _IOW('T', 105, struct twe_paramcommand) |
| 95 | |
| 96 | /* |
| 97 | * Request a controller soft-reset |
| 98 | */ |
| 99 | #define TWEIO_RESET _IO('T', 106) |
| 100 | |
| 101 | /* |
| 102 | * Request a drive addition or deletion |
| 103 | */ |
| 104 | struct twe_drivecommand { |
| 105 | int td_unit; |
| 106 | }; |
| 107 | #define TWEIO_ADD_UNIT _IOW('U', 107, struct twe_drivecommand) |
| 108 | #define TWEIO_DEL_UNIT _IOW('U', 108, struct twe_drivecommand) |
| 109 | |
| 110 | #endif /* _DEV_PCI_TWEIO_H_ */ |
| 111 | |