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Diffstat (limited to 'c/src/lib/libbsp/arm/tms570/misc/cpucounterread.c')
-rw-r--r--c/src/lib/libbsp/arm/tms570/misc/cpucounterread.c62
1 files changed, 0 insertions, 62 deletions
diff --git a/c/src/lib/libbsp/arm/tms570/misc/cpucounterread.c b/c/src/lib/libbsp/arm/tms570/misc/cpucounterread.c
deleted file mode 100644
index c5e62d382d..0000000000
--- a/c/src/lib/libbsp/arm/tms570/misc/cpucounterread.c
+++ /dev/null
@@ -1,62 +0,0 @@
-/**
- * @file
- *
- * @ingroup tms570_clocks
- *
- * @brief Cortex-R performace counters
- *
- * The counters setup functions are these which has been suggested
- * on StackOverflow
- *
- * Code is probably for use on Cortex-A without modifications as well.
- *
- * http://stackoverflow.com/questions/3247373/how-to-measure-program-execution-time-in-arm-cortex-a8-processor
- */
-
-/*
- * Copyright (c) 2014 Pavel Pisa <pisa@cmp.felk.cvut.cz>
- *
- * Czech Technical University in Prague
- * Zikova 1903/4
- * 166 36 Praha 6
- * Czech Republic
- *
- * 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/counter.h>
-#include <rtems/sysinit.h>
-
-#include <libcpu/arm-cp15.h>
-
-#include <bsp.h>
-
-static void tms570_cpu_counter_initialize(void)
-{
- uint32_t cycle_counter;
- uint32_t pmcr;
-
- cycle_counter = ARM_CP15_PMCLRSET_CYCLE_COUNTER;
- arm_cp15_set_performance_monitors_interrupt_enable_clear(cycle_counter);
- arm_cp15_set_performance_monitors_count_enable_set(cycle_counter);
-
- pmcr = arm_cp15_get_performance_monitors_control();
- pmcr &= ~ARM_CP15_PMCR_D;
- pmcr |= ARM_CP15_PMCR_E;
- arm_cp15_set_performance_monitors_control(pmcr);
-
- rtems_counter_initialize_converter(2 * BSP_PLL_OUT_CLOCK);
-}
-
-CPU_Counter_ticks _CPU_Counter_read(void)
-{
- return arm_cp15_get_performance_monitors_cycle_count();
-}
-
-RTEMS_SYSINIT_ITEM(
- tms570_cpu_counter_initialize,
- RTEMS_SYSINIT_BSP_START,
- RTEMS_SYSINIT_ORDER_FIRST
-);