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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-19 06:17:52 +0200 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-20 09:49:37 +0200 |
commit | d6fb37aa9fdb7ee5175a82875f6e16b9acd5f12a (patch) | |
tree | 5bc27bffb620de0f07147f90c1304e5c4e59c5a6 /bsps/shared/dev/btimer | |
parent | bsps: Remove unused irq.h template file (diff) | |
download | rtems-d6fb37aa9fdb7ee5175a82875f6e16b9acd5f12a.tar.bz2 |
bsps: Move shared btimer support to bsps
This patch is a part of the BSP source reorganization.
Update #3285.
Diffstat (limited to 'bsps/shared/dev/btimer')
-rw-r--r-- | bsps/shared/dev/btimer/btimer-cpucounter.c | 35 | ||||
-rw-r--r-- | bsps/shared/dev/btimer/btimer-stub.c | 30 |
2 files changed, 65 insertions, 0 deletions
diff --git a/bsps/shared/dev/btimer/btimer-cpucounter.c b/bsps/shared/dev/btimer/btimer-cpucounter.c new file mode 100644 index 0000000000..ade1c02cd1 --- /dev/null +++ b/bsps/shared/dev/btimer/btimer-cpucounter.c @@ -0,0 +1,35 @@ +/* + * Copyright (c) 2017 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Dornierstr. 4 + * 82178 Puchheim + * Germany + * <rtems@embedded-brains.de> + * + * 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/btimer.h> +#include <rtems/counter.h> + +static uint32_t benchmark_timer_base; + +void benchmark_timer_initialize(void) +{ + benchmark_timer_base = rtems_counter_read(); +} + +benchmark_timer_t benchmark_timer_read(void) +{ + return rtems_counter_difference(rtems_counter_read(), benchmark_timer_base); +} + +void benchmark_timer_disable_subtracting_average_overhead( + bool find_average_overhead +) +{ + (void) find_average_overhead; +} diff --git a/bsps/shared/dev/btimer/btimer-stub.c b/bsps/shared/dev/btimer/btimer-stub.c new file mode 100644 index 0000000000..d1e3313115 --- /dev/null +++ b/bsps/shared/dev/btimer/btimer-stub.c @@ -0,0 +1,30 @@ +/* + * This file implements a stub benchmark timer that is sufficient to + * satisfy linking the RTEMS Benchmarks. + * + * COPYRIGHT (c) 1989-2001. + * On-Line Applications Research Corporation (OAR). + */ + +#include <bsp.h> +#include <rtems/btimer.h> + +bool benchmark_timer_find_average_overhead; + +void benchmark_timer_initialize(void) +{ +} + +benchmark_timer_t benchmark_timer_read(void) +{ + if (benchmark_timer_find_average_overhead) + return 1; + return 0; +} + +void benchmark_timer_disable_subtracting_average_overhead( + bool find_flag +) +{ + benchmark_timer_find_average_overhead = find_flag; +} |