Changeset 71098 in vbox

Timestamp:

Feb 22, 2018 10:06:25 AM (7 years ago)

Author:

vboxsync

Message:

Dev/E1000: (bugref:9113) PXE boot fix: SLU write sets STATUS.LU unless cable is disconnected or LU timer is active.

File:

• trunk/src/VBox/Devices/Network/DevE1000.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Network/DevE1000.cpp

@@ -2716 +2716 @@
             e1kArmTimer(pThis, pThis->CTX_SUFF(pLUTimer), E1K_INIT_LINKUP_DELAY_US);
         }
-#endif /* E1K_LSC_ON_SLU */
+#else /* !E1K_LSC_ON_SLU */
+        if (   (value & CTRL_SLU)
+            && !(CTRL & CTRL_SLU)
+            && pThis->fCableConnected
+            && !TMTimerIsActive(pThis->CTX_SUFF(pLUTimer)))
+        {
+            /* PXE does not use LSC interrupts, see @bugref{9113}. */
+            STATUS |= STATUS_LU;
+        }
+#endif /* !E1K_LSC_ON_SLU */
         if ((value & CTRL_VME) != (CTRL & CTRL_VME))
         {