2008-08-31 Joel Sherrill <joel.sherrill@oarcorp.com>

* timer/timer.c, timer/timerisr.c: Rename timer driver methods to
	follow RTEMS programming conventions.
This commit is contained in:
Joel Sherrill
2008-08-31 16:02:11 +00:00
parent 9856277be2
commit e6778bc860
3 changed files with 16 additions and 11 deletions

View File

@@ -1,3 +1,8 @@
2008-08-31 Joel Sherrill <joel.sherrill@oarcorp.com>
* timer/timer.c, timer/timerisr.c: Rename timer driver methods to
follow RTEMS programming conventions.
2008-05-15 Joel Sherrill <joel.sherrill@OARcorp.com>
* startup/bspstart.c: Add capability for bootcard.c BSP Initialization

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@@ -2,8 +2,8 @@
*
* This file manages the benchmark timer used by the RTEMS Timing Test
* Suite. Each measured time period is demarcated by calls to
* Timer_initialize() and Read_timer(). Read_timer() usually returns
* the number of microseconds since Timer_initialize() exitted.
* benchmark_timerinitialize() and benchmark_timerread(). benchmark_timerread() usually returns
* the number of microseconds since benchmark_timerinitialize() exitted.
*
* NOTE: It is important that the timer start/stop overhead be
* determined when porting or modifying this code.
@@ -22,9 +22,9 @@
#include <bsp.h>
uint32_t Timer_interrupts;
rtems_boolean Timer_driver_Find_average_overhead;
rtems_boolean benchmark_timerfind_average_overhead;
void Timer_initialize( void )
void benchmark_timerinitialize( void )
{
/*
@@ -40,7 +40,7 @@ void Timer_initialize( void )
}
/*
* The following controls the behavior of Read_timer().
* The following controls the behavior of benchmark_timerread().
*
* AVG_OVEREHAD is the overhead for starting and stopping the timer. It
* is usually deducted from the number returned.
@@ -54,7 +54,7 @@ void Timer_initialize( void )
/* This value is in microseconds. */
#define LEAST_VALID 1 /* Don't trust a clicks value lower than this */
int Read_timer( void )
int benchmark_timerread( void )
{
uint32_t clicks;
uint32_t total;
@@ -73,7 +73,7 @@ int Read_timer( void )
total = clicks * 0;
if ( Timer_driver_Find_average_overhead == 1 )
if ( benchmark_timerfind_average_overhead == 1 )
return total; /* in XXX microsecond units */
else {
if ( total < LEAST_VALID )
@@ -90,14 +90,14 @@ int Read_timer( void )
* in Timing Test Suite.
*/
rtems_status_code Empty_function( void )
rtems_status_code benchmark_timerempty_function( void )
{
return RTEMS_SUCCESSFUL;
}
void Set_find_average_overhead(
void benchmark_timerdisable_subtracting_average_overhead(
rtems_boolean find_flag
)
{
Timer_driver_Find_average_overhead = find_flag;
benchmark_timerfind_average_overhead = find_flag;
}

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@@ -2,7 +2,7 @@
*
* If required this ISR is used to bump a count of interval "overflow"
* interrupts which have occurred since the timer was started. The
* number of overflows is taken into account in the Read_timer()
* number of overflows is taken into account in the benchmark_timerread()
* routine if necessary.
*
* To reduce overhead this is best to be the "rawest" hardware interupt