diff options
Diffstat (limited to 'arch/microblaze/cpu')
| -rw-r--r-- | arch/microblaze/cpu/timer.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/microblaze/cpu/timer.c b/arch/microblaze/cpu/timer.c index 1952804..fdcd9e3 100644 --- a/arch/microblaze/cpu/timer.c +++ b/arch/microblaze/cpu/timer.c @@ -42,6 +42,25 @@ ulong get_timer (ulong base) #ifdef CONFIG_SYS_INTC_0 #ifdef CONFIG_SYS_TIMER_0 +void __udelay(unsigned long usec) +{ + int i; + + i = get_timer(0); + while ((get_timer(0) - i) < (usec / 1000)) + ; +} +#else +void __udelay(unsigned long usec) +{ + unsigned int i; + + for (i = 0; i < (usec * CONFIG_XILINX_CLOCK_FREQ / 10000000); i++) + ; +} +#endif + +#ifdef CONFIG_SYS_TIMER_0 microblaze_timer_t *tmr = (microblaze_timer_t *) (CONFIG_SYS_TIMER_0_ADDR); void timer_isr (void *arg) |