Changeset 77663 in vbox for trunk/src/VBox/Devices

Timestamp:

Mar 12, 2019 12:51:54 PM (6 years ago)

Author:

vboxsync

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

129296

Message:

FakeBios: Enable fast timing in PIIX/ICH IDETIM register. This convinces NetWare's IDEATA.HAM driver to use BMDMA.

File:

• trunk/src/VBox/Devices/Bus/DevPCI.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Bus/DevPCI.cpp

@@ -474 +474 @@
                 {
                     /* PIIX3, PIIX4 or ICH6 IDE */
-                    devpciR3SetWord(pPciDev, 0x40, 0x8000); /* enable IDE0 */
-                    devpciR3SetWord(pPciDev, 0x42, 0x8000); /* enable IDE1 */
+                    devpciR3SetWord(pPciDev, 0x40, 0x8011); /* enable IDE0 + fast timing */
+                    devpciR3SetWord(pPciDev, 0x42, 0x8011); /* enable IDE1 + fast timing  */
                     goto default_map;
                 }