svn commit: r215751 - head/sys/x86/x86

Andriy Gapon avg at FreeBSD.org
Tue Nov 23 14:36:15 UTC 2010


Author: avg
Date: Tue Nov 23 14:36:14 2010
New Revision: 215751
URL: http://svn.freebsd.org/changeset/base/215751

Log:
  x86/local_apic: use newly added ARAT bit definition
  
  ARAT: APIC-Timer-always-running feature.
  
  Suggested by:	mav
  MFC after:	12 days

Modified:
  head/sys/x86/x86/local_apic.c

Modified: head/sys/x86/x86/local_apic.c
==============================================================================
--- head/sys/x86/x86/local_apic.c	Tue Nov 23 14:30:22 2010	(r215750)
+++ head/sys/x86/x86/local_apic.c	Tue Nov 23 14:36:14 2010	(r215751)
@@ -251,7 +251,7 @@ lapic_init(vm_paddr_t addr)
 		/* Intel CPUID 0x06 EAX[2] set if APIC timer runs in C3. */
 		if (cpu_vendor_id == CPU_VENDOR_INTEL && cpu_high >= 6) {
 			do_cpuid(0x06, regs);
-			if (regs[0] & 0x4)
+			if ((regs[0] & CPUTPM1_ARAT) != 0)
 				arat = 1;
 		}
 		bzero(&lapic_et, sizeof(lapic_et));


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