Changeset 2851 in vbox for trunk/src/VBox

Timestamp:

May 24, 2007 6:02:23 PM (18 years ago)

Author:

vboxsync

Message:

Log RTC frequency changes.

File:

• trunk/src/VBox/Devices/PC/DevRTC.cpp (modified) (4 diffs)

trunk/src/VBox/Devices/PC/DevRTC.cpp

@@ -139 +139 @@
     /** The RTC device helpers. */
     HCPTRTYPE(PCPDMRTCHLP) pRtcHlpHC;
+    /** Number of release log entries. Used to prevent floading. */
+    uint32_t        cRelLogEntries;
+    uint32_t        alignment;
 };
 
@@ -166 +169 @@
         TMTimerSet(s->CTXSUFF(pPeriodicTimer), s->next_periodic_time);
 
+        if (s->cRelLogEntries++ < 64)
+            LogRel(("RTC: period=%#x (%d) %u Hz\n", period, period, _32K / period));
     } else {
         TMTimerStop(s->CTXSUFF(pPeriodicTimer));
+        if (s->cRelLogEntries++ < 64)
+            LogRel(("RTC: stopped the periodic timer\n"));
     }
 }
@@ -476 +483 @@
     qemu_put_timer(f, s->CTXSUFF(pSecondTimer));
     qemu_put_timer(f, s->CTXSUFF(pSecondTimer2));
+
 }
 
@@ -503 +511 @@
     qemu_get_timer(f, s->CTXSUFF(pSecondTimer));
     qemu_get_timer(f, s->CTXSUFF(pSecondTimer2));
+
+    int period_code = s->cmos_data[RTC_REG_A] & 0x0f;
+    if (    period_code != 0 
+        &&  (s->cmos_data[RTC_REG_B] & REG_B_PIE)) {
+        if (period_code <= 2)
+            period_code += 7;
+        int period = 1 << (period_code - 1);
+        LogRel(("RTC: period=%#x (%d) %u Hz (restore)\n", period, period, _32K / period));
+    } else {
+        LogRel(("RTC: stopped the periodic timer (restore)\n"));
+    }
+    s->cRelLogEntries = 0;
     return 0;
 }