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Detect NSC/AMD Geode SC1100 properly, not just Stepping 0. Although it is

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unclear that "TSC stops ticking with HLT instruction" problem is present
with other steppings, it is limited to Stepping 0 for now.
This commit is contained in:
Jung-uk Kim 2011-03-10 22:20:11 +00:00
parent 7ab5d09839
commit cf0d2bb216
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=219467
1 changed files with 3 additions and 2 deletions
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5
sys/i386/i386/identcpu.c
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@ -603,11 +603,12 @@ printcpuinfo(void)
} else if (cpu_vendor_id == CPU_VENDOR_IBM) { } else if (cpu_vendor_id == CPU_VENDOR_IBM) {
strcpy(cpu_model, "Blue Lightning CPU"); strcpy(cpu_model, "Blue Lightning CPU");
} else if (cpu_vendor_id == CPU_VENDOR_NSC) { } else if (cpu_vendor_id == CPU_VENDOR_NSC) {
switch (cpu_id & 0xfff) { switch (cpu_id & 0xff0) {
case 0x540: case 0x540:
strcpy(cpu_model, "Geode SC1100"); strcpy(cpu_model, "Geode SC1100");
cpu = CPU_GEODE1100; cpu = CPU_GEODE1100;
tsc_freq = 0; if ((cpu_id & CPUID_STEPPING) == 0)
tsc_freq = 0;
break; break;
default: default:
strcpy(cpu_model, "Geode/NSC unknown"); strcpy(cpu_model, "Geode/NSC unknown");