diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2008-08-31 17:24:32 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2008-08-31 17:24:32 +0000 |
commit | 89866d84f867a75608411843515161aced27df13 (patch) | |
tree | 1b022900641b4ec15655447d85756788e2b70922 /c/src/lib/libbsp/arm/edb7312 | |
parent | 2008-08-31 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
download | rtems-89866d84f867a75608411843515161aced27df13.tar.bz2 |
2008-08-31 Joel Sherrill <joel.sherrill@oarcorp.com>
* timer/timer.c: Eliminate empty function from every benchmark timer
driver. Fix spelling.
Diffstat (limited to 'c/src/lib/libbsp/arm/edb7312')
-rw-r--r-- | c/src/lib/libbsp/arm/edb7312/ChangeLog | 5 | ||||
-rw-r--r-- | c/src/lib/libbsp/arm/edb7312/timer/timer.c | 28 |
2 files changed, 14 insertions, 19 deletions
diff --git a/c/src/lib/libbsp/arm/edb7312/ChangeLog b/c/src/lib/libbsp/arm/edb7312/ChangeLog index 1761427e61..bbe83dfc70 100644 --- a/c/src/lib/libbsp/arm/edb7312/ChangeLog +++ b/c/src/lib/libbsp/arm/edb7312/ChangeLog @@ -1,5 +1,10 @@ 2008-08-31 Joel Sherrill <joel.sherrill@oarcorp.com> + * timer/timer.c: Eliminate empty function from every benchmark timer + driver. Fix spelling. + +2008-08-31 Joel Sherrill <joel.sherrill@oarcorp.com> + * timer/timer.c: Rename timer driver methods to follow RTEMS programming conventions. diff --git a/c/src/lib/libbsp/arm/edb7312/timer/timer.c b/c/src/lib/libbsp/arm/edb7312/timer/timer.c index d66d181bca..53241ea26c 100644 --- a/c/src/lib/libbsp/arm/edb7312/timer/timer.c +++ b/c/src/lib/libbsp/arm/edb7312/timer/timer.c @@ -11,8 +11,8 @@ * Notes: * This file manages the benchmark timer used by the RTEMS Timing Test * Suite. Each measured time period is demarcated by calls to - * benchmark_timerinitialize() and benchmark_timerread(). benchmark_timerread() usually returns - * the number of microseconds since benchmark_timerinitialize() exitted. + * benchmark_timer_initialize() and benchmark_timer_read(). benchmark_timer_read() usually returns + * the number of microseconds since benchmark_timer_initialize() exitted. * * It is important that the timer start/stop overhead be determined * when porting or modifying this code. @@ -25,16 +25,16 @@ #include <ep7312.h> uint16_t tstart; -bool benchmark_timerfind_average_overhead; +bool benchmark_timer_find_average_overhead; -void benchmark_timerinitialize( void ) +void benchmark_timer_initialize( void ) { *EP7312_SYSCON1 |= EP7312_SYSCON1_TC2_512KHZ; *EP7312_TC2D = 0xffff; } /* - * The following controls the behavior of benchmark_timerread(). + * The following controls the behavior of benchmark_timer_read(). * * AVG_OVEREHAD is the overhead for starting and stopping the timer. It * is usually deducted from the number returned. @@ -48,7 +48,7 @@ void benchmark_timerinitialize( void ) /* This value is in microseconds. */ #define LEAST_VALID 1 /* Don't trust a clicks value lower than this */ -int benchmark_timerread( void ) +int benchmark_timer_read( void ) { uint16_t t; uint32_t total; @@ -62,7 +62,7 @@ int benchmark_timerread( void ) total = (uint32_t)0x0000ffff - t; /* result is 1/512000 = ~2 uS */ total = (total * 1953) / 1000; /* convert to uS */ - if ( benchmark_timerfind_average_overhead == 1 ) + if ( benchmark_timer_find_average_overhead == 1 ) return total; /* in XXX microsecond units */ else { if ( total < LEAST_VALID ) @@ -74,19 +74,9 @@ int benchmark_timerread( void ) } } -/* - * Empty function call used in loops to measure basic cost of looping - * in Timing Test Suite. - */ - -rtems_status_code benchmark_timerempty_function( void ) -{ - return RTEMS_SUCCESSFUL; -} - -void benchmark_timerdisable_subtracting_average_overhead( +void benchmark_timer_disable_subtracting_average_overhead( bool find_flag ) { - benchmark_timerfind_average_overhead = find_flag; + benchmark_timer_find_average_overhead = find_flag; } |