forked from Archive/PX4-Autopilot
252 lines
9.7 KiB
C
Executable File
252 lines
9.7 KiB
C
Executable File
/************************************************************************************
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* nuttx-configs/zubaxgnss-v1/include/board.h
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*
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* Copyright (C) 2015 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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* David Sidrane <david_s5@nscdg.com>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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************************************************************************************/
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#ifndef __CONFIGS_ZUBAXGNSS_V1_INCLUDE_BOARD_H
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#define __CONFIGS_ZUBAXGNSS_V1_INCLUDE_BOARD_H
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/************************************************************************************
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* Included Files
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************************************************************************************/
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#include <nuttx/config.h>
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#ifndef __ASSEMBLY__
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# include <stdint.h>
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#endif
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#include "stm32_rcc.h"
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#include "stm32_sdio.h"
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#include "stm32.h"
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/************************************************************************************
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* Pre-processor Definitions
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************************************************************************************/
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/* Clocking *************************************************************************/
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/* HSI - 8 MHz RC factory-trimmed
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* LSI - 40 KHz RC (30-60KHz, uncalibrated)
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* HSE - On-board crystal frequency is 8MHz
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* LSE - 32.768 kHz
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*/
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#define STM32_BOARD_XTAL 8000000ul
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#define STM32_HSI_FREQUENCY 8000000ul
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#define STM32_LSI_FREQUENCY 40000
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#define STM32_HSE_FREQUENCY STM32_BOARD_XTAL
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#define STM32_LSE_FREQUENCY 32768
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/* PLL source is HSE/2, PLL multipler is 10: PLL frequency is 8MHz (XTAL) x 10 = 40MHz */
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#define STM32_PLL_PREDIV2 RCC_CFGR2_PREDIV2d2 /* 8MHz / 2 => 4MHz */
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#define STM32_PLL_PLL2MUL RCC_CFGR2_PLL2MULx10 /* 4MHz * 10 => 40MHz */
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#define STM32_PLL_PREDIV1 RCC_CFGR2_PREDIV1d5 /* 40MHz / 5 => 8MHz */
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#define STM32_PLL_PLLMUL RCC_CFGR_PLLMUL_CLKx9 /* 8MHz * 9 => 72Mhz */
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#define STM32_PLL_FREQUENCY (9*STM32_BOARD_XTAL)
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/* SYCLLK and HCLK are the PLL frequency */
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#define STM32_SYSCLK_FREQUENCY STM32_PLL_FREQUENCY
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#define STM32_HCLK_FREQUENCY STM32_PLL_FREQUENCY
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#define STM32_BOARD_HCLK STM32_HCLK_FREQUENCY /* same as above, to satisfy compiler */
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/* APB2 clock (PCLK2) is HCLK (72MHz) */
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#define STM32_RCC_CFGR_PPRE2 RCC_CFGR_PPRE2_HCLK
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#define STM32_PCLK2_FREQUENCY STM32_HCLK_FREQUENCY
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#define STM32_APB2_CLKIN (STM32_PCLK2_FREQUENCY) /* Timers 2-7, 12-14 */
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/* APB2 timers 1 and 8 will receive PCLK2. */
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#define STM32_APB2_TIM1_CLKIN (STM32_PCLK2_FREQUENCY)
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#define STM32_APB2_TIM8_CLKIN (STM32_PCLK2_FREQUENCY)
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/* APB1 clock (PCLK1) is HCLK/2 (36MHz) */
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#define STM32_RCC_CFGR_PPRE1 RCC_CFGR_PPRE1_HCLKd2
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#define STM32_PCLK1_FREQUENCY (STM32_HCLK_FREQUENCY/2)
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/* APB1 timers 2-4 will be twice PCLK1 */
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#define STM32_APB1_TIM2_CLKIN (2*STM32_PCLK1_FREQUENCY)
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#define STM32_APB1_TIM3_CLKIN (2*STM32_PCLK1_FREQUENCY)
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#define STM32_APB1_TIM4_CLKIN (2*STM32_PCLK1_FREQUENCY)
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#define STM32_APB1_TIM5_CLKIN (2*STM32_PCLK1_FREQUENCY)
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#define STM32_APB1_TIM6_CLKIN (2*STM32_PCLK1_FREQUENCY)
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#define STM32_APB1_TIM7_CLKIN (2*STM32_PCLK1_FREQUENCY)
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/* Timer Frequencies, if APBx is set to 1, frequency is same to APBx
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* otherwise frequency is 2xAPBx.
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* Note: TIM1,8 are on APB2, others on APB1
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*/
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#define BOARD_TIM1_FREQUENCY STM32_APB2_TIM1_CLKIN
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#define BOARD_TIM2_FREQUENCY STM32_APB1_TIM2_CLKIN
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#define BOARD_TIM3_FREQUENCY STM32_APB1_TIM3_CLKIN
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#define BOARD_TIM4_FREQUENCY STM32_APB1_TIM4_CLKIN
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#define BOARD_TIM5_FREQUENCY STM32_APB1_TIM5_CLKIN
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#define BOARD_TIM6_FREQUENCY STM32_APB1_TIM6_CLKIN
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#define BOARD_TIM7_FREQUENCY STM32_APB1_TIM7_CLKIN
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#define BOARD_TIM8_FREQUENCY STM32_APB2_TIM8_CLKIN
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/* Leds *************************************************************************/
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/* LED index values for use with board_setled() */
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#define BOARD_LED2 0
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#define BOARD_LED_GREEN BOARD_LED2 /* INFO */
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#define BOARD_LED3 1
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#define BOARD_LED_RED BOARD_LED3 /* CAN1 */
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#define BOARD_LED4 2
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#define BOARD_LED_BLUE BOARD_LED4 /* CAN2 */
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#define BOARD_NLEDS 3
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/* LED bits for use with board_setleds() */
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#define BOARD_LED_RED_BIT (1 << BOARD_LED_RED)
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#define BOARD_LED_GREEN_BIT (1 << BOARD_LED_GREEN)
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#define BOARD_LED_BLUE_BIT (1 << BOARD_LED_BLUE)
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/* TODO:define these
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* These LEDs are not used by the board port unless CONFIG_ARCH_LEDS is
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*
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* defined. In that case, the usage by the board port is as follows:
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*
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* SYMBOL Meaning LED state
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* Red Green Blue
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* ------------------------ -------------------------- ------ ------ ----*/
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#define LED_STARTED 0 /* NuttX has been started OFF OFF OFF */
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#define LED_HEAPALLOCATE 1 /* Heap has been allocated OFF OFF ON */
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#define LED_IRQSENABLED 2 /* Interrupts enabled OFF ON OFF */
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#define LED_STACKCREATED 3 /* Idle stack created OFF ON ON */
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#define LED_INIRQ 4 /* In an interrupt N/C GLOW N/C */
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#define LED_SIGNAL 5 /* In a signal handler N/C GLOW N/C */
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#define LED_ASSERTION 6 /* An assertion failed GLOW GLOW N/C */
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#define LED_PANIC 7 /* The system has crashed Blk OFF N/C */
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#define LED_IDLE 8 /* MCU is is sleep mode ON OFF OFF */
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/*
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* Thus if the blue is statically on, NuttX has successfully booted and is,
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* apparently, running normally. If the Red LED is flashing at
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* approximately 2Hz, then a fatal error has been detected and the system
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* has halted.
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*
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*/
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#if defined(CONFIG_BOARD_USE_PROBES)
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# define PROBE_N(n) (1<<((n)-1))
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# define PROBE_1 (GPIO_OUTPUT|GPIO_CNF_OUTPP | GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTC|GPIO_PIN1)
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# define PROBE_2 (GPIO_OUTPUT|GPIO_CNF_OUTPP | GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTC|GPIO_PIN2)
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# define PROBE_3 (GPIO_OUTPUT|GPIO_CNF_OUTPP | GPIO_MODE_50MHz|GPIO_OUTPUT_CLEAR|GPIO_PORTC|GPIO_PIN3)
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# define PROBE_INIT(mask) \
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do { \
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if ((mask)& PROBE_N(1)) { stm32_configgpio(PROBE_1); } \
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if ((mask)& PROBE_N(2)) { stm32_configgpio(PROBE_2); } \
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if ((mask)& PROBE_N(3)) { stm32_configgpio(PROBE_3); } \
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} while(0)
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# define PROBE(n,s) do {stm32_gpiowrite(PROBE_##n,(s));}while(0)
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# define PROBE_MARK(n) PROBE(n,false);PROBE(n,true)
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#else
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# define PROBE_INIT(mask)
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# define PROBE(n,s)
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# define PROBE_MARK(n)
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#endif
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/************************************************************************************
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* Public Data
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************************************************************************************/
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#ifndef __ASSEMBLY__
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#undef EXTERN
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#if defined(__cplusplus)
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/************************************************************************************
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* Public Function Prototypes
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************************************************************************************/
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/************************************************************************************
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* Name: stm32_boardinitialize
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*
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* Description:
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* All STM32 architectures must provide the following entry point. This entry point
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* is called early in the initialization -- after all memory has been configured
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* and mapped but before any devices have been initialized.
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*
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************************************************************************************/
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void stm32_boardinitialize(void);
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/************************************************************************************
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* Name: stm32_ledinit, stm32_setled, and stm32_setleds
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*
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* Description:
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* If CONFIG_ARCH_LEDS is defined, then NuttX will control the on-board LEDs. If
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* CONFIG_ARCH_LEDS is not defined, then the following interfaces are available to
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* control the LEDs from user applications.
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*
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************************************************************************************/
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#ifndef CONFIG_ARCH_LEDS
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void stm32_led_initialize(void);
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void stm32_setled(int led, bool ledon);
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void stm32_setleds(uint8_t ledset);
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#endif
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#if !defined(CONFIG_NSH_LIBRARY)
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int app_archinitialize(void);
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#else
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#define app_archinitialize() (-ENOSYS)
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#endif
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#undef EXTERN
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __CONFIGS_ZUBAXGNSS_V1_INCLUDE_BOARD_H */
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