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arm/gba/clock/clockdrv.c: Fix warnings and clean up

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This commit is contained in:
Joel Sherrill
2014-10-07 17:17:38 -05:00
parent 461f9f4882
commit 27144f447a
1 changed files with 6 additions and 3 deletions
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9
c/src/lib/libbsp/arm/gba/clock/clockdrv.c
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@@ -20,8 +20,8 @@
#include <gba.h>
#include <assert.h>
void Clock_isr(void * arg);
void Clock_driver_support_initialize_hardware(void);
#define Clock_driver_support_at_tick()
@@ -81,9 +81,12 @@ void Clock_isr(void * arg);
*/
void Clock_driver_support_initialize_hardware(void)
{
int tmreload = ((rtems_configuration_get_microseconds_per_tick()*1000)/__TimTickTime_ns);
int tmreload;
if (tmreload>0xFFFF) tmreload = 0xFFFF;
tmreload = rtems_configuration_get_nanoseconds_per_tick() / __TimTickTime_ns;
if (tmreload>0xFFFF)
tmreload = 0xFFFF;
GBA_REG_TM3CNT = (GBA_TMCNT_PS);
GBA_REG_TM3D = (0x0000-tmreload);
GBA_REG_TM3CNT = (0x00c0|GBA_TMCNT_PS);