freebsd-src/usr.sbin/mlxcontrol/config.c

158 lines
4.6 KiB
C

/*-
* Copyright (c) 1999 Michael Smith
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#include <fcntl.h>
#include <paths.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <err.h>
#include <dev/mlx/mlxio.h>
#include <dev/mlx/mlxreg.h>
#include "mlxcontrol.h"
static void print_span(struct mlx_sys_drv_span *span, int arms);
static void print_sys_drive(struct conf_config *conf, int drvno);
static void print_phys_drive(struct conf_config *conf, int chn, int targ);
/********************************************************************************
* Get the configuration from the selected controller.
*
* config <controller>
* Print the configuration for <controller>
*
* XXX update to support adding/deleting drives.
*/
int
cmd_config(int argc, char *argv[])
{
struct conf_config conf;
int unit = 0; /* XXX */
int i, j;
bzero(&conf.cc_cfg, sizeof(conf.cc_cfg));
if (mlx_read_configuration(unit, &conf.cc_cfg)) {
printf("mlx%d: error submitting READ CONFIGURATION\n", unit);
} else {
printf("# Controller <INSERT DETAILS HERE>\n");
printf("#\n# Physical devices connected:\n");
for (i = 0; i < 5; i++)
for (j = 0; j < 16; j++)
print_phys_drive(&conf, i, j);
printf("#\n# System Drives defined:\n");
for (i = 0; i < conf.cc_cfg.cc_num_sys_drives; i++)
print_sys_drive(&conf, i);
}
return(0);
}
/********************************************************************************
* Print details for the system drive (drvno) in a format that we will be
* able to parse later.
*
* drive?? <raidlevel> <writemode>
* span? 0x????????-0x???????? ????MB on <disk> [...]
* ...
*/
static void
print_span(struct mlx_sys_drv_span *span, int arms)
{
int i;
printf("0x%08x-0x%08x %uMB on", span->sp_start_lba, span->sp_start_lba + span->sp_nblks, span->sp_nblks / 2048);
for (i = 0; i < arms; i++)
printf(" disk%02d%02d", span->sp_arm[i] >> 4, span->sp_arm[i] & 0x0f);
printf("\n");
}
static void
print_sys_drive(struct conf_config *conf, int drvno)
{
struct mlx_sys_drv *drv = &conf->cc_cfg.cc_sys_drives[drvno];
int i;
printf("drive%02d ", drvno);
switch(drv->sd_raidlevel & 0xf) {
case MLX_SYS_DRV_RAID0:
printf("RAID0");
break;
case MLX_SYS_DRV_RAID1:
printf("RAID1");
break;
case MLX_SYS_DRV_RAID3:
printf("RAID3");
break;
case MLX_SYS_DRV_RAID5:
printf("RAID5");
break;
case MLX_SYS_DRV_RAID6:
printf("RAID6");
break;
case MLX_SYS_DRV_JBOD:
printf("JBOD");
break;
default:
printf("RAID?");
}
printf(" write%s\n", drv->sd_raidlevel & MLX_SYS_DRV_WRITEBACK ? "back" : "through");
for (i = 0; i < drv->sd_valid_spans; i++) {
printf(" span%d ", i);
print_span(&drv->sd_span[i], drv->sd_valid_arms);
}
}
/********************************************************************************
* Print details for the physical drive at chn/targ in a format suitable for
* human consumption.
*
* <type>CCTT (<state>) "<vendor>/<model>"
* ????MB <features>
*
*/
static void
print_phys_drive(struct conf_config *conf, int chn, int targ)
{
struct mlx_phys_drv *drv = &conf->cc_cfg.cc_phys_drives[chn * 16 + targ];
/* if the drive isn't present, don't print it */
if (!(drv->pd_flags1 & MLX_PHYS_DRV_PRESENT))
return;
mlx_print_phys_drv(drv, chn, targ, "# ", 1);
}