Re: i386/3625: NatSemi Geode SC1100, broken TSC

[Markus Friedl <markus@openbsd.org>]

The following reply was made to PR i386/3625; it has been noted by GNATS.

From: Markus Friedl <markus@openbsd.org>
To: sthen@spacehopper.org
Cc: gnats@openbsd.org
Subject: Re: i386/3625: NatSemi Geode SC1100, broken TSC
Date: Fri, 2 Jan 2004 23:53:07 +0100

 i'm using this patch.
 
 Index: machdep.c
 ===================================================================
 RCS file: /cvs/src/sys/arch/i386/i386/machdep.c,v
 retrieving revision 1.258
 diff -u -1 -0 -r1.258 machdep.c
 --- machdep.c	29 Dec 2003 08:14:18 -0000	1.258
 +++ machdep.c	29 Dec 2003 16:31:26 -0000
 @@ -1601,20 +1601,25 @@
  
  void
  natsem6x86_cpu_setup(cpu_device, model, step)
  	const char *cpu_device;
  	int model, step;
  {
  #if defined(I586_CPU) || defined(I686_CPU)
  	extern int clock_broken_latch;
  
  	clock_broken_latch = 1;
 +	switch (model) {
 +	case 4:
 +		cpu_feature &= ~CPUID_TSC;
 +		break;
 +	}
  #endif
  }
  
  void
  intel586_cpu_setup(cpu_device, model, step)
  	const char *cpu_device;
  	int model, step;
  {
  #if defined(I586_CPU)
  	fix_f00f();