add infrastructure to check GLTSD bit in Control mode page

git-svn-id: https://smartmontools.svn.sourceforge.net/svnroot/smartmontools/trunk@1234 4ea69e1a-61f1-4043-bf83-b5c94c648137

sm5/scsicmds.c

@@ -46,7 +46,7 @@
 #include "utility.h"
 #include "extern.h"
 
-const char *scsicmds_c_cvsid="$Id: scsicmds.c,v 1.58 2003/11/14 11:43:17 dpgilbert Exp $" EXTERN_H_CVSID SCSICMDS_H_CVSID;
+const char *scsicmds_c_cvsid="$Id: scsicmds.c,v 1.59 2003/11/15 02:27:45 dpgilbert Exp $" EXTERN_H_CVSID SCSICMDS_H_CVSID;
 
 /* for passing global control variables */
 extern smartmonctrl *con;
@@ -1552,6 +1552,8 @@ int scsiSmartSelfTestAbort(int device)
     return scsiSendDiagnostic(device, SCSI_DIAG_ABORT_SELF_TEST, NULL, 0);
 }
 
+/* Returns 0 and the expected duration of an extended self test (in seconds)
+   if successful; any other return value indicates a failure. */
 int scsiFetchExtendedSelfTestTime(int device, int * durationSec, int modese_len)
 {
     int err, offset, res;
@@ -1559,7 +1561,7 @@ int scsiFetchExtendedSelfTestTime(int device, int * durationSec, int modese_len)
 
     memset(buff, 0, sizeof(buff));
     if (modese_len <= 6) {
-        if ((err = scsiModeSense(device, CONTROL_MODE_PAGE_PARAMETERS, 
+        if ((err = scsiModeSense(device, CONTROL_MODE_PAGE, 
                                  MODE_PAGE_CONTROL_CURRENT, 
                                  buff, sizeof(buff)))) {
             if (0 == err)
@@ -1571,7 +1573,7 @@ int scsiFetchExtendedSelfTestTime(int device, int * durationSec, int modese_len)
         }
     }
     if (10 == modese_len) {
-        err = scsiModeSense10(device, CONTROL_MODE_PAGE_PARAMETERS, 
+        err = scsiModeSense10(device, CONTROL_MODE_PAGE, 
                               MODE_PAGE_CONTROL_CURRENT, 
                               buff, sizeof(buff));
         if (err)
@@ -1679,10 +1681,10 @@ void scsiDecodeNonMediumErrPage(unsigned char *resp,
    of the most recent failed self-test. Return value is negative if
    this function has a problem (typically -1), otherwise the bottom 8
    bits are the number of failed self tests and the 16 bits above that
-   are the poweron hour of the most recent failure. Note aborted self
-   tests (typically by the user) are not considered failures.
-   See Working Draft SCSI Primary Commands - 3 (SPC-3) section 7.2.10
-   T10/1416-D Rev 15 */
+   are the poweron hour of the most recent failure. Note: aborted self
+   tests (typically by the user) and self tests in progress are not 
+   considered failures. See Working Draft SCSI Primary Commands - 3 
+   (SPC-3) section 7.2.10 T10/1416-D Rev 15 */
 int scsiCountFailedSelfTests(int fd, int noisy)
 {
     int num, k, n, err, res, fails, fail_hour;
@@ -1730,3 +1732,37 @@ int scsiCountFailedSelfTests(int fd, int noisy)
     return (fail_hour << 8) + fails;
 }
 
+
+/* Returns a negative value if failed to fetch Contol mode page or it was
+   malformed. Returns 0 if GLTSD bit is zero and returns 1 if the GLTSD
+   bit is set. */
+int scsiFetchControlGLTSD(int device, int modese_len)
+{
+    int err, offset;
+    UINT8 buff[64];
+
+    memset(buff, 0, sizeof(buff));
+    if (modese_len <= 6) {
+        if ((err = scsiModeSense(device, CONTROL_MODE_PAGE, 
+                                 MODE_PAGE_CONTROL_CURRENT, 
+                                 buff, sizeof(buff)))) {
+            if (0 == err)
+                modese_len = 6;
+            else if (SIMPLE_ERR_BAD_OPCODE == err)
+                modese_len = 10;
+            else
+                return err;
+        }
+    }
+    if (10 == modese_len) {
+        err = scsiModeSense10(device, CONTROL_MODE_PAGE, 
+                              MODE_PAGE_CONTROL_CURRENT, 
+                              buff, sizeof(buff));
+        if (err)
+            return err;
+    } 
+    offset = scsiModePageOffset(buff, sizeof(buff), modese_len);
+    if ((offset >= 0) && (buff[offset + 1] >= 0xa))
+        return (buff[offset + 2] & 2) ? 1 : 0;
+    return -EINVAL;
+}

sm5/scsicmds.cpp

@@ -46,7 +46,7 @@
 #include "utility.h"
 #include "extern.h"
 
-const char *scsicmds_c_cvsid="$Id: scsicmds.cpp,v 1.58 2003/11/14 11:43:17 dpgilbert Exp $" EXTERN_H_CVSID SCSICMDS_H_CVSID;
+const char *scsicmds_c_cvsid="$Id: scsicmds.cpp,v 1.59 2003/11/15 02:27:45 dpgilbert Exp $" EXTERN_H_CVSID SCSICMDS_H_CVSID;
 
 /* for passing global control variables */
 extern smartmonctrl *con;
@@ -1552,6 +1552,8 @@ int scsiSmartSelfTestAbort(int device)
     return scsiSendDiagnostic(device, SCSI_DIAG_ABORT_SELF_TEST, NULL, 0);
 }
 
+/* Returns 0 and the expected duration of an extended self test (in seconds)
+   if successful; any other return value indicates a failure. */
 int scsiFetchExtendedSelfTestTime(int device, int * durationSec, int modese_len)
 {
     int err, offset, res;
@@ -1559,7 +1561,7 @@ int scsiFetchExtendedSelfTestTime(int device, int * durationSec, int modese_len)
 
     memset(buff, 0, sizeof(buff));
     if (modese_len <= 6) {
-        if ((err = scsiModeSense(device, CONTROL_MODE_PAGE_PARAMETERS, 
+        if ((err = scsiModeSense(device, CONTROL_MODE_PAGE, 
                                  MODE_PAGE_CONTROL_CURRENT, 
                                  buff, sizeof(buff)))) {
             if (0 == err)
@@ -1571,7 +1573,7 @@ int scsiFetchExtendedSelfTestTime(int device, int * durationSec, int modese_len)
         }
     }
     if (10 == modese_len) {
-        err = scsiModeSense10(device, CONTROL_MODE_PAGE_PARAMETERS, 
+        err = scsiModeSense10(device, CONTROL_MODE_PAGE, 
                               MODE_PAGE_CONTROL_CURRENT, 
                               buff, sizeof(buff));
         if (err)
@@ -1679,10 +1681,10 @@ void scsiDecodeNonMediumErrPage(unsigned char *resp,
    of the most recent failed self-test. Return value is negative if
    this function has a problem (typically -1), otherwise the bottom 8
    bits are the number of failed self tests and the 16 bits above that
-   are the poweron hour of the most recent failure. Note aborted self
-   tests (typically by the user) are not considered failures.
-   See Working Draft SCSI Primary Commands - 3 (SPC-3) section 7.2.10
-   T10/1416-D Rev 15 */
+   are the poweron hour of the most recent failure. Note: aborted self
+   tests (typically by the user) and self tests in progress are not 
+   considered failures. See Working Draft SCSI Primary Commands - 3 
+   (SPC-3) section 7.2.10 T10/1416-D Rev 15 */
 int scsiCountFailedSelfTests(int fd, int noisy)
 {
     int num, k, n, err, res, fails, fail_hour;
@@ -1730,3 +1732,37 @@ int scsiCountFailedSelfTests(int fd, int noisy)
     return (fail_hour << 8) + fails;
 }
 
+
+/* Returns a negative value if failed to fetch Contol mode page or it was
+   malformed. Returns 0 if GLTSD bit is zero and returns 1 if the GLTSD
+   bit is set. */
+int scsiFetchControlGLTSD(int device, int modese_len)
+{
+    int err, offset;
+    UINT8 buff[64];
+
+    memset(buff, 0, sizeof(buff));
+    if (modese_len <= 6) {
+        if ((err = scsiModeSense(device, CONTROL_MODE_PAGE, 
+                                 MODE_PAGE_CONTROL_CURRENT, 
+                                 buff, sizeof(buff)))) {
+            if (0 == err)
+                modese_len = 6;
+            else if (SIMPLE_ERR_BAD_OPCODE == err)
+                modese_len = 10;
+            else
+                return err;
+        }
+    }
+    if (10 == modese_len) {
+        err = scsiModeSense10(device, CONTROL_MODE_PAGE, 
+                              MODE_PAGE_CONTROL_CURRENT, 
+                              buff, sizeof(buff));
+        if (err)
+            return err;
+    } 
+    offset = scsiModePageOffset(buff, sizeof(buff), modese_len);
+    if ((offset >= 0) && (buff[offset + 1] >= 0xa))
+        return (buff[offset + 2] & 2) ? 1 : 0;
+    return -EINVAL;
+}

sm5/scsicmds.h

@@ -32,7 +32,7 @@
 #ifndef SCSICMDS_H_
 #define SCSICMDS_H_
 
-#define SCSICMDS_H_CVSID "$Id: scsicmds.h,v 1.37 2003/11/14 11:40:59 dpgilbert Exp $\n"
+#define SCSICMDS_H_CVSID "$Id: scsicmds.h,v 1.38 2003/11/15 02:26:26 dpgilbert Exp $\n"
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -184,7 +184,7 @@ Documentation, see http://www.storage.ibm.com/techsup/hddtech/prodspecs.htm */
 #define CACHING_PARAMETERS                       0x08
 #define PERIPHERAL_DEVICE                        0x09
 #define XOR_CONTROL_MODE_PARAMETERS              0x10
-#define CONTROL_MODE_PAGE_PARAMETERS             0x0a
+#define CONTROL_MODE_PAGE                        0x0a
 #define MEDIUM_TYPES_SUPPORTED                   0x0b
 #define NOTCH_PARAMETERS                         0x0c
 #define POWER_CONDITION_PARAMETERS               0x0d
@@ -298,8 +298,10 @@ void scsiDecodeErrCounterPage(unsigned char * resp,
                               struct scsiErrorCounter *ecp);
 void scsiDecodeNonMediumErrPage(unsigned char * resp,
                                 struct scsiNonMediumError *nmep);
-int scsiFetchExtendedSelfTestTime(int device, int * durationSec, int modese_len);
+int scsiFetchExtendedSelfTestTime(int device, int * durationSec, 
+                                  int modese_len);
 int scsiCountFailedSelfTests(int fd, int noisy);
+int scsiFetchControlGLTSD(int device, int modese_len);
 
 /* T10 Standard IE Additional Sense Code strings taken from t10.org */
 

sm5/scsiprint.c

@@ -40,7 +40,7 @@
 
 #define GBUF_SIZE 65535
 
-const char* scsiprint_c_cvsid="$Id: scsiprint.c,v 1.57 2003/11/14 11:44:26 dpgilbert Exp $"
+const char* scsiprint_c_cvsid="$Id: scsiprint.c,v 1.58 2003/11/15 02:29:16 dpgilbert Exp $"
 EXTERN_H_CVSID SCSICMDS_H_CVSID SCSIPRINT_H_CVSID SMARTCTL_H_CVSID UTILITY_H_CVSID;
 
 // control block which points to external global control variables
@@ -855,8 +855,13 @@ int scsiPrintMain(const char *dev_name, int fd)
         if (gSeagateFactoryLPage)
             scsiPrintSeagateFactoryLPage(fd);
     }
-    if (con->smarterrorlog)
+    if (con->smarterrorlog) {
         scsiPrintErrorCounterLog(fd);
+        if (1 == scsiFetchControlGLTSD(fd, modese_len))
+            pout("Warning: log page contents are potentially being reset"
+                 " at each power up\n         [Control mode page, GLTSD "
+                 "(global logging target save disable) set]\n");
+    }
     if (con->smartselftestlog) {
         if (! checkedSupportedLogPages)
             scsiGetSupportedLogPages(fd);

sm5/scsiprint.cpp

@@ -40,7 +40,7 @@
 
 #define GBUF_SIZE 65535
 
-const char* scsiprint_c_cvsid="$Id: scsiprint.cpp,v 1.57 2003/11/14 11:44:26 dpgilbert Exp $"
+const char* scsiprint_c_cvsid="$Id: scsiprint.cpp,v 1.58 2003/11/15 02:29:16 dpgilbert Exp $"
 EXTERN_H_CVSID SCSICMDS_H_CVSID SCSIPRINT_H_CVSID SMARTCTL_H_CVSID UTILITY_H_CVSID;
 
 // control block which points to external global control variables
@@ -855,8 +855,13 @@ int scsiPrintMain(const char *dev_name, int fd)
         if (gSeagateFactoryLPage)
             scsiPrintSeagateFactoryLPage(fd);
     }
-    if (con->smarterrorlog)
+    if (con->smarterrorlog) {
         scsiPrintErrorCounterLog(fd);
+        if (1 == scsiFetchControlGLTSD(fd, modese_len))
+            pout("Warning: log page contents are potentially being reset"
+                 " at each power up\n         [Control mode page, GLTSD "
+                 "(global logging target save disable) set]\n");
+    }
     if (con->smartselftestlog) {
         if (! checkedSupportedLogPages)
             scsiGetSupportedLogPages(fd);