usr.sbin/mlxcontrol/config.c

   1 /*-
   2  * Copyright (c) 1999 Michael Smith
   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  *      $FreeBSD$
  27  */
  28
  29 #include <fcntl.h>
  30 #include <paths.h>
  31 #include <stdio.h>
  32 #include <stdlib.h>
  33 #include <string.h>
  34 #include <unistd.h>
  35 #include <err.h>
  36
  37 #include <dev/mlx/mlxio.h>
  38 #include <dev/mlx/mlxreg.h>
  39
  40 #include "mlxcontrol.h"
  41
  42 static void     print_span(struct mlx_sys_drv_span *span, int arms);
  43 static void     print_sys_drive(struct conf_config *conf, int drvno);
  44 static void     print_phys_drive(struct conf_config *conf, int chn, int targ);
  45
  46 /********************************************************************************
  47  * Get the configuration from the selected controller.
  48  *
  49  * config <controller>
  50  *              Print the configuration for <controller>
  51  *
  52  * XXX update to support adding/deleting drives.
  53  */
  54
  55 int
  56 cmd_config(int argc, char *argv[])
  57 {
  58     struct conf_config  conf;
  59     int                 unit = 0;       /* XXX */
  60     int                 i, j;
  61
  62     bzero(&conf.cc_cfg, sizeof(conf.cc_cfg));
  63     if (mlx_read_configuration(unit, &conf.cc_cfg)) {
  64         printf("mlx%d: error submitting READ CONFIGURATION\n", unit);
  65     } else {
  66
  67         printf("# Controller <INSERT DETAILS HERE>\n");
  68         printf("#\n# Physical devices connected:\n");
  69         for (i = 0; i < 5; i++)
  70             for (j = 0; j < 16; j++)
  71             print_phys_drive(&conf, i, j);
  72         printf("#\n# System Drives defined:\n");
  73
  74         for (i = 0; i < conf.cc_cfg.cc_num_sys_drives; i++)
  75             print_sys_drive(&conf, i);
  76     }
  77     return(0);
  78 }
  79
  80
  81 /********************************************************************************
  82  * Print details for the system drive (drvno) in a format that we will be
  83  * able to parse later.
  84  *
  85  * drive?? <raidlevel> <writemode>
  86  *   span? 0x????????-0x???????? ????MB on <disk> [...]
  87  *   ...
  88  */
  89 static void
  90 print_span(struct mlx_sys_drv_span *span, int arms)
  91 {
  92     int         i;
  93
  94     printf("0x%08x-0x%08x %uMB on", span->sp_start_lba, span->sp_start_lba + span->sp_nblks, span->sp_nblks / 2048);
  95     for (i = 0; i < arms; i++)
  96         printf(" disk%02d%02d", span->sp_arm[i] >> 4, span->sp_arm[i] & 0x0f);
  97     printf("\n");
  98 }
  99
 100 static void
 101 print_sys_drive(struct conf_config *conf, int drvno)
 102 {
 103     struct mlx_sys_drv  *drv = &conf->cc_cfg.cc_sys_drives[drvno];
 104     int                 i;
 105
 106     printf("drive%02d ", drvno);
 107     switch(drv->sd_raidlevel & 0xf) {
 108     case MLX_SYS_DRV_RAID0:
 109         printf("RAID0");
 110         break;
 111     case MLX_SYS_DRV_RAID1:
 112         printf("RAID1");
 113         break;
 114     case MLX_SYS_DRV_RAID3:
 115         printf("RAID3");
 116         break;
 117     case MLX_SYS_DRV_RAID5:
 118         printf("RAID5");
 119         break;
 120     case MLX_SYS_DRV_RAID6:
 121         printf("RAID6");
 122         break;
 123     case MLX_SYS_DRV_JBOD:
 124         printf("JBOD");
 125         break;
 126     default:
 127         printf("RAID?");
 128     }
 129     printf(" write%s\n", drv->sd_raidlevel & MLX_SYS_DRV_WRITEBACK ? "back" : "through");
 130
 131     for (i = 0; i < drv->sd_valid_spans; i++) {
 132         printf("  span%d ", i);
 133         print_span(&drv->sd_span[i], drv->sd_valid_arms);
 134     }
 135 }
 136
 137 /********************************************************************************
 138  * Print details for the physical drive at chn/targ in a format suitable for
 139  * human consumption.
 140  *
 141  * <type>CCTT (<state>) "<vendor>/<model>"
 142  *                       ????MB <features>
 143  *
 144  */
 145 static void
 146 print_phys_drive(struct conf_config *conf, int chn, int targ)
 147 {
 148     struct mlx_phys_drv         *drv = &conf->cc_cfg.cc_phys_drives[chn * 16 + targ];
 149
 150     /* if the drive isn't present, don't print it */
 151     if (!(drv->pd_flags1 & MLX_PHYS_DRV_PRESENT))
 152         return;
 153
 154     mlx_print_phys_drv(drv, chn, targ, "# ", 1);
 155 }
 156
 157