5c7dd7acc3
repo: https://github.com/T-head-Semi/linux commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
14 lines
224 B
C
14 lines
224 B
C
// SPDX-License-Identifier: GPL-2.0
|
|
#include <linux/types.h>
|
|
|
|
#include "../../../util/tsc.h"
|
|
|
|
u64 rdtsc(void)
|
|
{
|
|
unsigned int low, high;
|
|
|
|
asm volatile("rdtsc" : "=a" (low), "=d" (high));
|
|
|
|
return low | ((u64)high) << 32;
|
|
}
|