Changes between Version 13 and Version 14 of TestingGuide

Timestamp:

Dec 11, 2011, 9:38:54 PM (13 years ago)

Author:

David Azarewicz

Comment:

--

TestingGuide

@@ -25 +25 @@
 If you suspect IO interrupt configuration issues or PCI configuration issues,
 you can try using the /VW switch. When the /VW switch is used, the PSD does not
-alter the IO interrupt configuration and does not alter the PCI configuration
-from the way the BIOS has set it up. The APICs are enabled and multiple CPUs
+alter the IO interrupt configuration from the way the BIOS has set it up. The APICs are enabled and multiple CPUs
 are enabled. This is known as Virtual Wire mode or APIC mode 1, or just Mode 1.
 ACPI and OEMHELP services are still available in Mode 1.  
@@ -36 +35 @@
 You can disable almost all of the configuration that the PSD does by using the
 /PIC switch. When the /PIC switch is used, the PSD doesn't touch any of the
-interrupt configuration, it doesn't touch any of the PCI configuration, and
-it doesn't touch any of the APICs. As a result, only 1 CPU will be initialized.
-This system configuration remains in the state that BIOS has setup. The only
-reason you would want to run a system with the /PIC switch is for testing
-purposes. This is known as PIC mode, or Mode 0. ACPI and OEMHELP services are
-still available in Mode 0.
+interrupt configuration, and it doesn't touch any of the APICs. As a result,
+only 1 CPU will be initialized. This system configuration remains in the state
+that BIOS has setup except that the PSD may have enabled some PCI devices that
+were disabled by the BIOS. The only reason you would want to run a system with
+the /PIC switch is for testing purposes. This is known as PIC mode, or Mode 0.
+ACPI and OEMHELP services are still available in Mode 0.
 
 Your testing order should be: