diff options
Diffstat (limited to 'cpu/arm920t/interrupts.c')
| -rw-r--r-- | cpu/arm920t/interrupts.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/cpu/arm920t/interrupts.c b/cpu/arm920t/interrupts.c index 9ff06c1de..521c4f479 100644 --- a/cpu/arm920t/interrupts.c +++ b/cpu/arm920t/interrupts.c @@ -235,14 +235,13 @@ void set_timer (ulong t) void udelay (unsigned long usec) { ulong tmo; + ulong start = get_timer(0); tmo = usec / 1000; tmo *= (timer_load_val * 100); tmo /= 1000; - tmo += get_timer (0); - - while (get_timer_masked () < tmo) + while ((ulong)(get_timer_masked () - start) < tmo) /*NOP*/; } |