5fcc6d6286
This gets all the purely internal references. Some uses of protomatter/Protomatter/PROTOMATTER remain, as they are references to symbols in the Protomatter C library itself.
67 lines
2.4 KiB
C
67 lines
2.4 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2020 Jeff Epler for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stddef.h>
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#include "common-hal/rgbmatrix/RGBMatrix.h"
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#include "peripherals/nrf/timers.h"
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extern void _PM_IRQ_HANDLER(void);
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void *common_hal_rgbmatrix_timer_allocate() {
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nrfx_timer_t *timer = nrf_peripherals_allocate_timer_or_throw();
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nrf_peripherals_timer_never_reset(timer);
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return timer->p_reg;
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}
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static void rgbmatrix_event_handler(nrf_timer_event_t event_type, void *p_context) {
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_PM_IRQ_HANDLER();
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}
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void common_hal_rgbmatrix_timer_enable(void* ptr) {
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nrfx_timer_t *timer = nrf_peripherals_timer_from_reg(ptr);
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static const nrfx_timer_config_t timer_config = {
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.frequency = NRF_TIMER_FREQ_16MHz,
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.mode = NRF_TIMER_MODE_TIMER,
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.bit_width = NRF_TIMER_BIT_WIDTH_16,
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.interrupt_priority = NRFX_TIMER_DEFAULT_CONFIG_IRQ_PRIORITY,
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.p_context = NULL,
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};
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nrfx_timer_init(timer, &timer_config, &rgbmatrix_event_handler);
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}
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void common_hal_rgbmatrix_timer_disable(void* ptr) {
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nrfx_timer_t *timer = nrf_peripherals_timer_from_reg(ptr);
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nrfx_timer_uninit(timer);
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}
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void common_hal_rgbmatrix_timer_free(void* ptr) {
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nrfx_timer_t *timer = nrf_peripherals_timer_from_reg(ptr);
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nrf_peripherals_free_timer(timer);
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}
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