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arm: Support trace on armv8

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Use the notrace attribute so that timer functions can be used when
tracing. This is required to avoid infinite loops when recording a trace.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2022-12-21 16:08:16 -07:00
parent 33c60a38bb
commit d81d17637a
1 changed files with 3 additions and 3 deletions
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6
arch/arm/cpu/armv8/generic_timer.c
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@ -17,7 +17,7 @@ DECLARE_GLOBAL_DATA_PTR;
/*
* Generic timer implementation of get_tbclk()
*/
unsigned long get_tbclk(void)
unsigned long notrace get_tbclk(void)
{
unsigned long cntfrq;
asm volatile("mrs %0, cntfrq_el0" : "=r" (cntfrq));
@ -78,7 +78,7 @@ unsigned long timer_read_counter(void)
/*
* timer_read_counter() using the Arm Generic Timer (aka arch timer).
*/
unsigned long timer_read_counter(void)
unsigned long notrace timer_read_counter(void)
{
unsigned long cntpct;
@ -89,7 +89,7 @@ unsigned long timer_read_counter(void)
}
#endif
uint64_t get_ticks(void)
uint64_t notrace get_ticks(void)
{
unsigned long ticks = timer_read_counter();