**/\r
\r
//\r
-// The following 2 arrays are used in calculating the frequency of local APIC\r
+// The following array is used in calculating the frequency of local APIC\r
// timer. Refer to IA-32 developers' manual for more details.\r
//\r
-\r
-GLOBAL_REMOVE_IF_UNREFERENCED\r
-CONST UINT32 mTimerLibLocalApicFrequencies[] = {\r
- 100000000,\r
- 133000000,\r
- 200000000,\r
- 166000000\r
-};\r
-\r
GLOBAL_REMOVE_IF_UNREFERENCED\r
CONST UINT8 mTimerLibLocalApicDivisor[] = {\r
0x02, 0x04, 0x08, 0x10,\r
)\r
{\r
return\r
- mTimerLibLocalApicFrequencies[AsmMsrBitFieldRead32 (44, 16, 18)] /\r
+ PcdGet32(PcdPlatformBusSpeed) /\r
mTimerLibLocalApicDivisor[MmioBitFieldRead32 (ApicBase + 0x3e0, 0, 3)];\r
}\r
\r
*EndValue = 0;\r
}\r
\r
- return (UINT64)InternalX86GetTimerFrequency (ApicBase);\r
+ return PcdGet32(PcdPlatformBusSpeed);\r
}\r