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-rw-r--r--cc3200/misc/mpsystick.c71
1 files changed, 0 insertions, 71 deletions
diff --git a/cc3200/misc/mpsystick.c b/cc3200/misc/mpsystick.c
deleted file mode 100644
index 7c35354e1..000000000
--- a/cc3200/misc/mpsystick.c
+++ /dev/null
@@ -1,71 +0,0 @@
-/*
- * This file is part of the Micro Python project, http://micropython.org/
- *
- * The MIT License (MIT)
- *
- * Copyright (c) 2013, 2014 Damien P. George
- * Copyright (c) 2015 Daniel Campora
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "py/mpconfig.h"
-#include "py/obj.h"
-#include "py/mphal.h"
-#include "mpsystick.h"
-#include "systick.h"
-#include "inc/hw_types.h"
-#include "inc/hw_nvic.h"
-
-#ifdef USE_FREERTOS
-#include "FreeRTOS.h"
-#include "task.h"
-#endif
-
-
-bool sys_tick_has_passed(uint32_t start_tick, uint32_t delay_ms) {
- return mp_hal_ticks_ms() - start_tick >= delay_ms;
-}
-
-// waits until at least delay_ms milliseconds have passed from the sampling of
-// startTick. Handles overflow properly. Assumes stc was taken from
-// mp_hal_ticks_ms() some time before calling this function.
-void sys_tick_wait_at_least(uint32_t start_tick, uint32_t delay_ms) {
-#ifdef USE_FREERTOS
- vTaskDelay (delay_ms / portTICK_PERIOD_MS);
-#else
- while (!sys_tick_has_passed(start_tick, delay_ms)) {
- __WFI(); // enter sleep mode, waiting for interrupt
- }
-#endif
-}
-
-// The SysTick timer counts down at HAL_FCPU_HZ, so we can use that knowledge
-// to grab a microsecond counter.
-// We assume that mp_hal_ticks_ms returns milliseconds.
-uint32_t sys_tick_get_microseconds(void) {
- mp_uint_t irq_state = disable_irq();
- uint32_t counter = SysTickValueGet();
- uint32_t milliseconds = mp_hal_ticks_ms();
- enable_irq(irq_state);
-
- uint32_t load = SysTickPeriodGet();
- counter = load - counter; // Convert from decrementing to incrementing
- return (milliseconds * 1000) + ((counter * 1000) / load);
-}