This is a command-line management tool for RAID controllers managed by the

mlx(4) driver.

1 files changed, 162 insertions, 0 deletions

diff --git a/usr.sbin/mlxcontrol/config.c b/usr.sbin/mlxcontrol/config.c
new file mode 100644
index 0000000..3f5ba59
--- /dev/null
+++ b/usr.sbin/mlxcontrol/config.c
@@ -0,0 +1,162 @@
+/*-
+ * 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>
+
+#if 0
+#include <sys/mlxio.h>
+#include <sys/mlxreg.h>
+#else
+#include "../sys/dev/mlx/mlxio.h"
+#include "../sys/dev/mlx/mlxreg.h"
+#endif
+
+#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);
+}
+
+