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cinap_lenrek 2013-06-21 02:49:33 +02:00
parent 94fb78a65e 49c9955aea
commit a59b0bd6a8
2 changed files with 1 additions and 6 deletions
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5
sys/man/8/plan9.ini
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@ -720,11 +720,6 @@ processors.
Prints a summary of the multiprocessor APIC interrupt configuration.
.SS \fL*nomsi=\fP
Disables message signaled interrupts.
.SS \fL*notsc=\fP
Disables the use of the per processor timestamp counter registers
as high resolution clock. This option is intended for machines where
the timestamp counter rate is not constant across cores or is adjusted
dynamically by power management.
.SS \fL*pcimaxbno=value\fP
This puts a limit on the maximum bus number probed
on a PCI bus (default 7).

2
sys/src/9/pc/devarch.c
View file

@ -797,7 +797,7 @@ cpuidentify(void)
/*
* if there is one, set tsc to a known value
*/
if((m->cpuiddx & Tsc) != 0 && getconf("*notsc") == nil){
if(m->cpuiddx & Tsc){
m->havetsc = 1;
cycles = _cycles;
if(m->cpuiddx & Cpumsr)