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From: Peter Wemm <peter@FreeBSD.org>
To: Perforce Change Reviews <perforce@freebsd.org>
Subject: PERFORCE change 28623 for review
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http://perforce.freebsd.org/chv.cgi?CH=28623

Change 28623 by peter@peter_daintree on 2003/04/09 00:02:43

	tidy up some more loose ends

Affected files ...

.. //depot/projects/hammer/sys/x86_64/x86_64/identcpu.c#6 edit

Differences ...

==== //depot/projects/hammer/sys/x86_64/x86_64/identcpu.c#6 (text+ko) ====

@@ -100,9 +100,7 @@
 	/* Check for extended CPUID information and a processor name. */
 	if (cpu_high > 0 &&
 	    (strcmp(cpu_vendor, "GenuineIntel") == 0 ||
-	    strcmp(cpu_vendor, "AuthenticAMD") == 0 ||
-	    strcmp(cpu_vendor, "GenuineTMx86") == 0 ||
-	    strcmp(cpu_vendor, "TransmetaCPU") == 0)) {
+	    strcmp(cpu_vendor, "AuthenticAMD") == 0)) {
 		do_cpuid(0x80000000, regs);
 		if (regs[0] >= 0x80000000) {
 			cpu_exthigh = regs[0];
@@ -322,35 +320,6 @@
 			print_AMD_assoc((regs[2] >> 12) & 0x0f);	
 		}
 	}
-	if (((cpu_id & 0xf00) == 0x500)
-	    && (((cpu_id & 0x0f0) > 0x80)
-		|| (((cpu_id & 0x0f0) == 0x80)
-		    && (cpu_id & 0x00f) > 0x07))) {
-		/* K6-2(new core [Stepping 8-F]), K6-III or later */
-		amd_whcr = rdmsr(0xc0000082);
-		if (!(amd_whcr & (0x3ff << 22))) {
-			printf("Write Allocate Disable\n");
-		} else {
-			printf("Write Allocate Enable Limit: %dM bytes\n",
-			    (u_int32_t)((amd_whcr & (0x3ff << 22)) >> 22) * 4);
-			printf("Write Allocate 15-16M bytes: %s\n",
-			    (amd_whcr & (1 << 16)) ? "Enable" : "Disable");
-		}
-	} else if (((cpu_id & 0xf00) == 0x500)
-		   && ((cpu_id & 0x0f0) > 0x50)) {
-		/* K6, K6-2(old core) */
-		amd_whcr = rdmsr(0xc0000082);
-		if (!(amd_whcr & (0x7f << 1))) {
-			printf("Write Allocate Disable\n");
-		} else {
-			printf("Write Allocate Enable Limit: %dM bytes\n",
-			    (u_int32_t)((amd_whcr & (0x7f << 1)) >> 1) * 4);
-			printf("Write Allocate 15-16M bytes: %s\n",
-			    (amd_whcr & 0x0001) ? "Enable" : "Disable");
-			printf("Hardware Write Allocate Control: %s\n",
-			    (amd_whcr & 0x0100) ? "Enable" : "Disable");
-		}
-	}
 }
 
 static void