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- use uint32_t instead of an int to detect the processor frequency

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git-svn-id: http://svn.lfbs.rwth-aachen.de/svn/scc/trunk/MetalSVM@254 315a16e6-25f9-4109-90ae-ca3045a26c18
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stefan 2010-11-13 13:04:57 +00:00
parent 3ed27e697d
commit 3683e9c84c
2 changed files with 6 additions and 6 deletions
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4
include/metalsvm/processor.h
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@ -28,8 +28,8 @@
extern "C" {
#endif
int detect_cpu_frequency(void);
int get_cpu_frequency(void);
uint32_t detect_cpu_frequency(void);
uint32_t get_cpu_frequency(void);
void udelay(unsigned int usecs);
#ifdef __cplusplus

8
kernel/processor.c
View file

@ -22,9 +22,9 @@
#include <metalsvm/time.h>
#include <metalsvm/processor.h>
static int cpu_freq = 0;
static uint32_t cpu_freq = 0;
int detect_cpu_frequency(void)
uint32_t detect_cpu_frequency(void)
{
uint64_t start, end;
uint64_t ticks, old;
@ -41,12 +41,12 @@ int detect_cpu_frequency(void)
;
end = rdtsc();
cpu_freq = end - start;
cpu_freq = (uint32_t) (end - start);
return cpu_freq;
}
int get_cpu_frequency(void)
uint32_t get_cpu_frequency(void)
{
if (cpu_freq > 0)
return cpu_freq;