1 /*- 2 * Copyright (c) 2008 Yahoo!, Inc. 3 * All rights reserved. 4 * Written by: John Baldwin <jhb@FreeBSD.org> 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. Neither the name of the author nor the names of any co-contributors 15 * may be used to endorse or promote products derived from this software 16 * without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #ifndef __MPTUTIL_H__ 34 #define __MPTUTIL_H__ 35 36 #include <sys/cdefs.h> 37 #include <sys/linker_set.h> 38 39 #include <dev/mpt/mpilib/mpi_type.h> 40 #include <dev/mpt/mpilib/mpi.h> 41 #include <dev/mpt/mpilib/mpi_cnfg.h> 42 #include <dev/mpt/mpilib/mpi_raid.h> 43 44 #define IOC_STATUS_SUCCESS(status) \ 45 (((status) & MPI_IOCSTATUS_MASK) == MPI_IOCSTATUS_SUCCESS) 46 47 struct mpt_query_disk { 48 char devname[SPECNAMELEN + 1]; 49 }; 50 51 struct mpt_standalone_disk { 52 uint64_t maxlba; 53 char inqstring[64]; 54 char devname[SPECNAMELEN + 1]; 55 u_int bus; 56 u_int target; 57 }; 58 59 struct mpt_drive_list { 60 int ndrives; 61 CONFIG_PAGE_RAID_PHYS_DISK_0 *drives[0]; 62 }; 63 64 struct mptutil_command { 65 const char *name; 66 int (*handler)(int ac, char **av); 67 }; 68 69 #define MPT_DATASET(name) mptutil_ ## name ## _table 70 71 #define MPT_COMMAND(set, name, function) \ 72 static struct mptutil_command function ## _mptutil_command = \ 73 { #name, function }; \ 74 DATA_SET(MPT_DATASET(set), function ## _mptutil_command) 75 76 #define MPT_TABLE(set, name) \ 77 SET_DECLARE(MPT_DATASET(name), struct mptutil_command); \ 78 \ 79 static int \ 80 mptutil_ ## name ## _table_handler(int ac, char **av) \ 81 { \ 82 return (mpt_table_handler(SET_BEGIN(MPT_DATASET(name)), \ 83 SET_LIMIT(MPT_DATASET(name)), ac, av)); \ 84 } \ 85 MPT_COMMAND(set, name, mptutil_ ## name ## _table_handler) 86 87 extern int mpt_unit; 88 89 #ifdef DEBUG 90 void hexdump(const void *ptr, int length, const char *hdr, int flags); 91 #define HD_COLUMN_MASK 0xff 92 #define HD_DELIM_MASK 0xff00 93 #define HD_OMIT_COUNT (1 << 16) 94 #define HD_OMIT_HEX (1 << 17) 95 #define HD_OMIT_CHARS (1 << 18) 96 #endif 97 98 int mpt_table_handler(struct mptutil_command **start, 99 struct mptutil_command **end, int ac, char **av); 100 int mpt_read_config_page_header(int fd, U8 PageType, U8 PageNumber, 101 U32 PageAddress, CONFIG_PAGE_HEADER *header, U16 *IOCStatus); 102 void *mpt_read_config_page(int fd, U8 PageType, U8 PageNumber, 103 U32 PageAddress, U16 *IOCStatus); 104 void *mpt_read_extended_config_page(int fd, U8 ExtPageType, U8 PageVersion, 105 U8 PageNumber, U32 PageAddress, U16 *IOCStatus); 106 int mpt_write_config_page(int fd, void *buf, U16 *IOCStatus); 107 const char *mpt_ioc_status(U16 IOCStatus); 108 int mpt_raid_action(int fd, U8 Action, U8 VolumeBus, U8 VolumeID, 109 U8 PhysDiskNum, U32 ActionDataWord, void *buf, int len, 110 RAID_VOL0_STATUS *VolumeStatus, U32 *ActionData, int datalen, 111 U16 *IOCStatus, U16 *ActionStatus, int write); 112 const char *mpt_raid_status(U16 ActionStatus); 113 int mpt_open(int unit); 114 const char *mpt_raid_level(U8 VolumeType); 115 const char *mpt_volstate(U8 State); 116 const char *mpt_pdstate(CONFIG_PAGE_RAID_PHYS_DISK_0 *info); 117 const char *mpt_pd_inq_string(CONFIG_PAGE_RAID_PHYS_DISK_0 *pd_info); 118 struct mpt_drive_list *mpt_pd_list(int fd); 119 void mpt_free_pd_list(struct mpt_drive_list *list); 120 int mpt_query_disk(U8 VolumeBus, U8 VolumeID, struct mpt_query_disk *qd); 121 const char *mpt_volume_name(U8 VolumeBus, U8 VolumeID); 122 int mpt_fetch_disks(int fd, int *ndisks, 123 struct mpt_standalone_disk **disksp); 124 int mpt_lock_volume(U8 VolumeBus, U8 VolumeID); 125 int mpt_lookup_drive(struct mpt_drive_list *list, const char *drive, 126 U8 *PhysDiskNum); 127 int mpt_lookup_volume(int fd, const char *name, U8 *VolumeBus, 128 U8 *VolumeID); 129 int mpt_rescan_bus(int bus, int id); 130 131 static __inline void * 132 mpt_read_man_page(int fd, U8 PageNumber, U16 *IOCStatus) 133 { 134 135 return (mpt_read_config_page(fd, MPI_CONFIG_PAGETYPE_MANUFACTURING, 136 PageNumber, 0, IOCStatus)); 137 } 138 139 static __inline void * 140 mpt_read_ioc_page(int fd, U8 PageNumber, U16 *IOCStatus) 141 { 142 143 return (mpt_read_config_page(fd, MPI_CONFIG_PAGETYPE_IOC, PageNumber, 144 0, IOCStatus)); 145 } 146 147 static __inline U32 148 mpt_vol_pageaddr(U8 VolumeBus, U8 VolumeID) 149 { 150 151 return (VolumeBus << 8 | VolumeID); 152 } 153 154 static __inline CONFIG_PAGE_RAID_VOL_0 * 155 mpt_vol_info(int fd, U8 VolumeBus, U8 VolumeID, U16 *IOCStatus) 156 { 157 158 return (mpt_read_config_page(fd, MPI_CONFIG_PAGETYPE_RAID_VOLUME, 0, 159 mpt_vol_pageaddr(VolumeBus, VolumeID), IOCStatus)); 160 } 161 162 static __inline CONFIG_PAGE_RAID_VOL_1 * 163 mpt_vol_names(int fd, U8 VolumeBus, U8 VolumeID, U16 *IOCStatus) 164 { 165 166 return (mpt_read_config_page(fd, MPI_CONFIG_PAGETYPE_RAID_VOLUME, 1, 167 mpt_vol_pageaddr(VolumeBus, VolumeID), IOCStatus)); 168 } 169 170 static __inline CONFIG_PAGE_RAID_PHYS_DISK_0 * 171 mpt_pd_info(int fd, U8 PhysDiskNum, U16 *IOCStatus) 172 { 173 174 return (mpt_read_config_page(fd, MPI_CONFIG_PAGETYPE_RAID_PHYSDISK, 0, 175 PhysDiskNum, IOCStatus)); 176 } 177 178 #endif /* !__MPTUTIL_H__ */ 179