diff options
Diffstat (limited to 'c/src/lib/libcpu/arm/pxa255/timer/timer.c')
| -rw-r--r-- | c/src/lib/libcpu/arm/pxa255/timer/timer.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/c/src/lib/libcpu/arm/pxa255/timer/timer.c b/c/src/lib/libcpu/arm/pxa255/timer/timer.c index de555b4587..7eb3d5b811 100644 --- a/c/src/lib/libcpu/arm/pxa255/timer/timer.c +++ b/c/src/lib/libcpu/arm/pxa255/timer/timer.c @@ -1,23 +1,20 @@ +/** + * @file + * @brief PXA255 timer + */ + /* * PXA255 timer by Yang Xi <hiyangxi@gmail.com> * Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com> * - * Notes: - * 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. - * - * It is important that the timer start/stop overhead be determined - * when porting or modifying this code. - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. */ -#include <rtems.h> #include <bsp.h> +#include <rtems.h> +#include <rtems/btimer.h> #include <pxa255.h> uint32_t tstart; @@ -51,7 +48,7 @@ void benchmark_timer_initialize(void) /* This value is in microseconds. */ #define LEAST_VALID 1 /* Don't trust a clicks value lower than this */ -int benchmark_timer_read(void) +benchmark_timer_t benchmark_timer_read(void) { uint32_t total; |