diff options
Diffstat (limited to 'bsps/sparc/erc32/clock/ckinit.c')
| -rw-r--r-- | bsps/sparc/erc32/clock/ckinit.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/bsps/sparc/erc32/clock/ckinit.c b/bsps/sparc/erc32/clock/ckinit.c index 7f8c0f5aad..e54061abac 100644 --- a/bsps/sparc/erc32/clock/ckinit.c +++ b/bsps/sparc/erc32/clock/ckinit.c @@ -28,6 +28,8 @@ #include <rtems/timecounter.h> #include <rtems/score/sparcimpl.h> +#define ERC32_REAL_TIME_CLOCK_FREQUENCY 1000000 + /* * The Real Time Clock Counter Timer uses this trap type. */ @@ -78,19 +80,22 @@ static void erc32_tc_tick( void ) ); } -static void erc32_counter_initialize( uint32_t frequency ) +static void erc32_counter_initialize( void ) { _SPARC_Counter_initialize( _SPARC_Counter_read_address, _SPARC_Counter_difference_clock_period, &ERC32_MEC.Real_Time_Clock_Counter ); - rtems_counter_initialize_converter( frequency ); +} + +uint32_t _CPU_Counter_frequency(void) +{ + return ERC32_REAL_TIME_CLOCK_FREQUENCY; } #define Clock_driver_support_initialize_hardware() \ do { \ - uint32_t frequency = 1000000; \ /* approximately 1 us per countdown */ \ ERC32_MEC.Real_Time_Clock_Scalar = CLOCK_SPEED - 1; \ ERC32_MEC.Real_Time_Clock_Counter = \ @@ -108,11 +113,11 @@ static void erc32_counter_initialize( uint32_t frequency ) ); \ rtems_timecounter_simple_install( \ &erc32_tc, \ - frequency, \ + ERC32_REAL_TIME_CLOCK_FREQUENCY, \ rtems_configuration_get_microseconds_per_tick(), \ erc32_tc_get_timecount \ ); \ - erc32_counter_initialize( frequency ); \ + erc32_counter_initialize(); \ } while (0) #define Clock_driver_timecounter_tick() erc32_tc_tick() |