Date: Wed, 24 Mar 2004 18:12:43 -0800 (PST) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 49650 for review Message-ID: <200403250212.i2P2ChQV055996@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=49650 Change 49650 by peter@peter_wannabe on 2004/03/24 18:12:07 dig up bits for cpuid1.ecx. There has got to be a better way. Affected files ... .. //depot/projects/hammer/sys/amd64/amd64/identcpu.c#24 edit Differences ... ==== //depot/projects/hammer/sys/amd64/amd64/identcpu.c#24 (text+ko) ==== @@ -73,6 +73,7 @@ static void print_AMD_info(void); static void print_AMD_assoc(int i); +int cpu_feature2; /* XXX change cpu_feature to long? */ int cpu_class; u_int cpu_exthigh; /* Highest arg to extended CPUID */ char machine[] = "amd64"; @@ -218,6 +219,44 @@ "\040PBE" /* Pending Break Enable */ ); + if (cpu_feature2 != 0) { + printf("\n Features2=0x%b", cpu_feature2, + "\020" + "\001SSE3" /* SSE3 */ + "\002<b1>" + "\003RSVD2>" /* "Reserved" bit 2 */ + "\004MON" /* MONITOR/MWAIT Instructions */ + "\005DS_CPL" /* CPL Qualified Debug Store */ + "\006<b5>" /* Machine specific registers */ + "\007<b6>" /* Physical address extension */ + "\010EST" /* Enhanced SpeedStep */ + "\011TM2" /* Thermal Monitor 2 */ + "\012<b9>" + "\013CNTX-ID" /* L1 context ID available */ + "\014<b11>" + "\015<b12>" + "\016CX16" /* CMPXCHG16B Instruction */ + "\017<b14>" + "\020<b15>" + "\021<b16>" + "\022<b17>" + "\023<b18>" + "\024<b19>" + "\025<b20>" + "\026<b21>" + "\027<b22>" + "\030<b23>" + "\031<b24>" + "\032<b25>" + "\033<b26>" + "\034<b27>" + "\035<b28>" + "\036<b29>" + "\037<b30>" + "\040<b31>" + ); + } + /* * If this CPU supports hyperthreading then mention * the number of logical CPU's it contains. @@ -283,6 +322,7 @@ cpu_id = regs[0]; cpu_procinfo = regs[1]; cpu_feature = regs[3]; + cpu_feature2 = regs[2]; /* XXX */ cpu = CPU_CLAWHAMMER;
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