From a3db7def912c2fd3756cfd99c1165db075281caa Mon Sep 17 00:00:00 2001
From: Fabio M. Di Nitto <fdinitto@redhat.com>
Date: Tue, 13 Oct 2009 09:26:02 +0200
Subject: [PATCH 05/12] RH: cciss_id
Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
---
:100644 100644 54be0a5... 7e4b7b1... M Makefile
:000000 100644 0000000... 6db12a4... A cciss_id/Makefile
:000000 100644 0000000... 091b5fe... A cciss_id/cciss_id.c
Makefile | 3 +-
cciss_id/Makefile | 47 +++++++++++++++++++
cciss_id/cciss_id.c | 128 +++++++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 177 insertions(+), 1 deletions(-)
diff --git a/Makefile b/Makefile
index 54be0a5..7e4b7b1 100644
--- a/Makefile
+++ b/Makefile
@@ -25,7 +25,8 @@ BUILDDIRS = \
libmultipath/checkers \
multipath \
multipathd \
- kpartx
+ kpartx \
+ cciss_id
ifeq ($(MULTIPATH_VERSION),)
VERSION = $(shell basename ${PWD} | cut -d'-' -f3)
diff --git a/cciss_id/Makefile b/cciss_id/Makefile
new file mode 100644
index 0000000..6db12a4
--- /dev/null
+++ b/cciss_id/Makefile
@@ -0,0 +1,47 @@
+
+# *****************************************************************************
+# * *
+# * (C) Copyright 2007 Hewlett-Packard Development Company, L.P *
+# * *
+# * This program is free software; you can redistribute it and/or modify it *
+# * under the terms of the GNU General Public License as published by the Free*
+# * Software Foundation; either version 2 of the License, or (at your option)*
+# * any later version. *
+# * *
+# * This program is distributed in the hope that it will be useful, but *
+# * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY*
+# * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License *
+# * for more details. *
+# * *
+# * You should have received a copy of the GNU General Public License along *
+# * with this program; if not, write to the Free Software Foundation, Inc., *
+# * 675 Mass Ave, Cambridge, MA 02139, USA. *
+# * *
+# * *
+# * *
+# * *
+# *****************************************************************************
+
+include ../Makefile.inc
+
+OBJS = cciss_id.o
+CFLAGS = -pipe -g -Wall -Wunused -Wstrict-prototypes
+
+LDFLAGS = -ldevmapper
+
+EXEC = cciss_id
+
+all: $(EXEC)
+
+$(EXEC): $(OBJS)
+ $(CC) $(OBJS) -o $(EXEC) $(LDFLAGS)
+
+install:
+ $(INSTALL_PROGRAM) -d $(DESTDIR)$(bindir)
+ $(INSTALL_PROGRAM) -m 755 $(EXEC) $(DESTDIR)$(bindir)/
+
+uninstall:
+ rm $(DESTDIR)$(bindir)/$(EXEC)
+
+clean:
+ rm -f core.* *.o $(EXEC) *.gz
diff --git a/cciss_id/cciss_id.c b/cciss_id/cciss_id.c
new file mode 100644
index 0000000..091b5fe
--- /dev/null
+++ b/cciss_id/cciss_id.c
@@ -0,0 +1,128 @@
+/*
+ *****************************************************************************
+ * *
+ * (C) Copyright 2007 Hewlett-Packard Development Company, L.P *
+ * *
+ * This program is free software; you can redistribute it and/or modify it *
+ * under the terms of the GNU General Public License as published by the Free*
+ * Software Foundation; either version 2 of the License, or (at your option)*
+ * any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, but *
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY*
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License *
+ * for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License along *
+ * with this program; if not, write to the Free Software Foundation, Inc., *
+ * 675 Mass Ave, Cambridge, MA 02139, USA. *
+ * *
+ * *
+ * *
+ * *
+ *****************************************************************************
+*/
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/ioctl.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+
+#include <linux/cciss_ioctl.h>
+
+#define LEN_PAGE83_CCISSDEV 0x20 /* Page length of 83h for cciss devices */
+#define LEN_DEVICEFILE 255 /* Length of device file name */
+#define PATH_CCISSDEV "/dev/cciss/" /* Path of CCISS devices */
+int main(int argc, char *argv[])
+{
+ const int resp_len = LEN_PAGE83_CCISSDEV;
+ unsigned char resp[resp_len+1];
+ char dev_name[LEN_DEVICEFILE] = "\0" ;
+ unsigned int lun_id = 0;
+ int fd, status, i;
+ struct stat file_stat;
+
+ LogvolInfo_struct lvi; // logical "volume" info
+ IOCTL_Command_struct cic; // cciss ioctl command
+
+ if(argc < 2) {
+ fprintf(stderr, "Usage: %s /dev/cciss/cNdN\n", argv[0]);
+ return -1;
+ }
+
+ if ( strncmp(PATH_CCISSDEV, argv[1], strlen(PATH_CCISSDEV) ) != 0 ) {
+ if ( strchr(argv[1], '!') ) {
+ sprintf(dev_name, "%s%s", PATH_CCISSDEV,
+ strchr(argv[1], '!')+1);
+ }
+ //fprintf(stderr, "dev_name is: -%s-", dev_name);
+ } else {
+ sprintf(dev_name, "%s", argv[1]);
+ }
+
+ if (stat(dev_name, &file_stat) < 0) {
+ fprintf (stderr, "Stat failed for file %s. Errno=%d\n", dev_name, errno);
+ return -1;
+ }
+ if (!S_ISBLK(file_stat.st_mode)) {
+ fprintf (stderr, "File %s is not a block device. \n", dev_name);
+ return -1;
+ }
+
+
+ if((fd = open(dev_name, O_RDWR)) < 0) {
+ fprintf(stderr, "Open failed for file %s. Errno=%d\n", dev_name, errno);
+ return -1;
+ }
+
+ if (ioctl(fd, CCISS_GETLUNINFO, &lvi) < 0) {
+ fprintf(stderr, "IOCTL failure CCISS_GETLUNINFO for file %s Errno=%d\n", dev_name, errno);
+ close(fd);
+ return -1;
+ } else {
+ lun_id = lvi.LunID;
+ }
+
+ memset(&cic, 0, sizeof(IOCTL_Command_struct));
+ memset(resp, 0, resp_len+1);
+ cic.LUN_info.LogDev.Mode = 0x01; /* logical volume addressing */
+ cic.LUN_info.LogDev.VolId = lun_id & 0x3FFFFFFF;
+ cic.Request.CDBLen = 6;
+ cic.Request.Type.Type = TYPE_CMD; // It is a command.
+ cic.Request.Type.Attribute = ATTR_SIMPLE;
+ cic.Request.Type.Direction = XFER_READ; // Read
+ cic.Request.Timeout = 0; // Don't time out
+ cic.Request.CDB[0] = 0x12;
+ cic.Request.CDB[1] = 0x01; /* EVPD (enable vital product data) */
+ cic.Request.CDB[2] = 0x83;
+ cic.Request.CDB[4] = resp_len & 0xFF;
+ cic.buf_size = resp_len;
+ cic.buf = resp;
+ status = ioctl(fd, CCISS_PASSTHRU, &cic);
+ if(status) {
+ fprintf(stderr, "IOCTL failure CCISS_PASSTHRU for file %s Errno=%d\n", dev_name, errno);
+ close(fd);
+ return -1;
+ }
+ else {
+ if ((cic.error_info.CommandStatus | cic.error_info.ScsiStatus )) {
+ fprintf(stderr, "CCISS command status error for Inquiry on %s\n",
+ dev_name);
+ close(fd);
+ return -1;
+ }
+ printf("3");
+ for(i=8; i<24; i++)
+ /* printf("Buff[%d] =%x\n", i, resp[i]); */
+ printf("%02x", resp[i]);
+ printf("\n");
+ }
+
+ close(fd);
+ return 0;
+}
--
1.6.5.1