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Diffstat (limited to 'payloads/libpayload/libc/time.c')
-rw-r--r--payloads/libpayload/libc/time.c44
1 files changed, 3 insertions, 41 deletions
diff --git a/payloads/libpayload/libc/time.c b/payloads/libpayload/libc/time.c
index 46306bb1ba..f8913466dc 100644
--- a/payloads/libpayload/libc/time.c
+++ b/payloads/libpayload/libc/time.c
@@ -158,52 +158,14 @@ int gettimeofday(struct timeval *tv, void *tz)
return 0;
}
-static inline void _delay(uint64_t delta)
+__attribute__((weak))
+void arch_ndelay(uint64_t ns)
{
+ uint64_t delta = ns * timer_hz() / NSECS_PER_SEC;
uint64_t start = timer_raw_value();
while (timer_raw_value() - start < delta) ;
}
-/**
- * Delay for a specified number of nanoseconds.
- *
- * @param n Number of nanoseconds to delay for.
- */
-void ndelay(unsigned int n)
-{
- _delay((uint64_t)n * timer_hz() / 1000000000);
-}
-
-/**
- * Delay for a specified number of microseconds.
- *
- * @param n Number of microseconds to delay for.
- */
-void udelay(unsigned int n)
-{
- _delay((uint64_t)n * timer_hz() / 1000000);
-}
-
-/**
- * Delay for a specified number of milliseconds.
- *
- * @param m Number of milliseconds to delay for.
- */
-void mdelay(unsigned int m)
-{
- _delay((uint64_t)m * timer_hz() / 1000);
-}
-
-/**
- * Delay for a specified number of seconds.
- *
- * @param s Number of seconds to delay for.
- */
-void delay(unsigned int s)
-{
- _delay((uint64_t)s * timer_hz());
-}
-
u64 timer_us(u64 base)
{
static u64 hz;