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-rw-r--r--c/src/lib/libbsp/sparc/leon2/timer/timer.c83
1 files changed, 0 insertions, 83 deletions
diff --git a/c/src/lib/libbsp/sparc/leon2/timer/timer.c b/c/src/lib/libbsp/sparc/leon2/timer/timer.c
deleted file mode 100644
index de115c965a..0000000000
--- a/c/src/lib/libbsp/sparc/leon2/timer/timer.c
+++ /dev/null
@@ -1,83 +0,0 @@
-/**
- * @file
- * @ingroup sparc_leon2
- * @brief Implement a benchmark timer using timer 2
- */
-
-/* timer.c
- *
- * This file implements a benchmark timer using timer 2.
- *
- * COPYRIGHT (c) 1989-1998.
- * On-Line Applications Research Corporation (OAR).
- *
- * 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.
- *
- * Ported to LEON implementation of the SPARC by On-Line Applications
- * Research Corporation (OAR) under contract to the European Space
- * Agency (ESA).
- *
- * LEON modifications of respective RTEMS file: COPYRIGHT (c) 1995.
- * European Space Agency.
- */
-
-
-#include <bsp.h>
-#include <rtems/btimer.h>
-
-bool benchmark_timer_find_average_overhead;
-
-bool benchmark_timer_is_initialized = false;
-
-void benchmark_timer_initialize(void)
-{
- /*
- * Timer runs long and accurate enough not to require an interrupt.
- */
-
- if ( benchmark_timer_is_initialized == false ) {
-
- /* approximately 1 us per countdown */
- LEON_REG.Timer_Counter_2 = 0xffffff;
- LEON_REG.Timer_Reload_2 = 0xffffff;
-
- } else {
- benchmark_timer_is_initialized = true;
- }
-
- LEON_REG.Timer_Control_2 = (
- LEON_REG_TIMER_COUNTER_ENABLE_COUNTING |
- LEON_REG_TIMER_COUNTER_LOAD_COUNTER
- );
-
-}
-
-#define AVG_OVERHEAD 3 /* It typically takes 3.0 microseconds */
- /* to start/stop the timer. */
-#define LEAST_VALID 2 /* Don't trust a value lower than this */
-
-benchmark_timer_t benchmark_timer_read(void)
-{
- uint32_t total;
-
- total = LEON_REG.Timer_Counter_2;
-
- total = 0xffffff - total;
-
- if ( benchmark_timer_find_average_overhead == true )
- return total; /* in one microsecond units */
-
- if ( total < LEAST_VALID )
- return 0; /* below timer resolution */
-
- return total - AVG_OVERHEAD;
-}
-
-void benchmark_timer_disable_subtracting_average_overhead(
- bool find_flag
-)
-{
- benchmark_timer_find_average_overhead = find_flag;
-}