diff options
| author | Michal Simek <monstr@monstr.eu> | 2007-07-14 00:18:48 +0200 |
|---|---|---|
| committer | Michal Simek <monstr@monstr.eu> | 2007-07-14 00:18:48 +0200 |
| commit | 5a2f1098d81ad58b309e5e558d0492643166a799 (patch) | |
| tree | 681bd9075465e789b6733a8727c1ee1bb5dbdd9d | |
| parent | a476ca2ac2217ddd05a2bf0c514075814b10a3c0 (diff) | |
[PATCH] Support time without timer
| -rw-r--r-- | cpu/microblaze/timer.c | 7 | ||||
| -rw-r--r-- | lib_microblaze/time.c | 8 |
2 files changed, 15 insertions, 0 deletions
diff --git a/cpu/microblaze/timer.c b/cpu/microblaze/timer.c index ab1cb1274..b35045344 100644 --- a/cpu/microblaze/timer.c +++ b/cpu/microblaze/timer.c @@ -33,10 +33,17 @@ void reset_timer (void) timestamp = 0; } +#ifdef CFG_TIMER_0 ulong get_timer (ulong base) { return (timestamp - base); } +#else +ulong get_timer (ulong base) +{ + return (timestamp++ - base); +} +#endif void set_timer (ulong t) { diff --git a/lib_microblaze/time.c b/lib_microblaze/time.c index 3fa1b1126..0fef83499 100644 --- a/lib_microblaze/time.c +++ b/lib_microblaze/time.c @@ -26,9 +26,17 @@ #include <common.h> +#ifdef CFG_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 * XILINX_CLOCK_FREQ / 10000000); i++); +} +#endif |