Changeset 5170 in vbox for trunk/src/VBox/Devices

Timestamp:

Oct 5, 2007 4:38:54 PM (18 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

25071

Message:

Added PXEDebug option to BIOS. Write setting to CMOS offset 0x3f.

File:

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

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

@@ -94 +94 @@
     /** I/O-APIC enabled? */
     uint8_t        u8IOAPIC;
+    /** PXE debug logging enabled? */
+    uint8_t        u8PXEDebug;
 } DEVPCBIOS, *PDEVPCBIOS;
 
@@ -403 +405 @@
     pcbiosCmosWrite(pDevIns, 0x38, reg38);
     pcbiosCmosWrite(pDevIns, 0x3c, reg3c);
+
+    /*
+     * PXE debug option.
+     */
+    pcbiosCmosWrite(pDevIns, 0x3f, pData->u8PXEDebug);
 
     /*
@@ -1109 +1116 @@
                               "DelayBoot\0"
                               "LanBootRom\0"
+                              "PXEDebug\0"
                               "UUID\0"
                               "IOAPIC\0"))
@@ -1181 +1189 @@
     if (VBOX_FAILURE(rc))
         return rc;
+
+    /*
+     * Read the PXE debug logging option.
+     */
+    rc = CFGMR3QueryU8(pCfgHandle, "PXEDebug", &pData->u8PXEDebug);
+    if (rc == VERR_CFGM_VALUE_NOT_FOUND)
+        pData->u8PXEDebug = 0;
+    else if (VBOX_FAILURE(rc))
+        return PDMDEV_SET_ERROR(pDevIns, rc,
+                                N_("Configuration error: Querying \"PXEDebug\" as integer failed"));
 
     /*