121 lines
3.8 KiB
C
121 lines
3.8 KiB
C
/****************************************************************************
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* boards/arm/stm32/stm32f4discovery/src/stm32_boot.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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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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#include <debug.h>
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#include <nuttx/board.h>
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#include <arch/board/board.h>
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#include "arm_internal.h"
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#include "nvic.h"
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#include "itm.h"
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#include "stm32.h"
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#include "stm32f4discovery.h"
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/****************************************************************************
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* Public Functions
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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
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* entry point is called early in the initialization -- after all memory
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* has been configured and mapped but before any devices have been
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* 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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#ifdef CONFIG_SCHED_CRITMONITOR
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up_perf_init((FAR void *)STM32_SYSCLK_FREQUENCY);
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#endif
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#if defined(CONFIG_STM32_SPI1) || defined(CONFIG_STM32_SPI2) || defined(CONFIG_STM32_SPI3)
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/* Configure SPI chip selects if 1) SPI is not disabled, and 2) the weak
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* function stm32_spidev_initialize() has been brought into the link.
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*/
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if (stm32_spidev_initialize)
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{
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stm32_spidev_initialize();
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}
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#endif
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#ifdef CONFIG_STM32_OTGFS
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/* Initialize USB if the 1) OTG FS controller is in the configuration and
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* 2) disabled, and 3) the weak function stm32_usbinitialize() has been
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* brought into the build. Presumably either CONFIG_USBDEV or
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* CONFIG_USBHOST is also selected.
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*/
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if (stm32_usbinitialize)
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{
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stm32_usbinitialize();
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}
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#endif
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#ifdef HAVE_NETMONITOR
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/* Configure board resources to support networking. */
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if (stm32_netinitialize)
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{
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stm32_netinitialize();
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}
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#endif
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#ifdef CONFIG_ARCH_LEDS
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/* Configure on-board LEDs if LED support has been selected. */
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board_autoled_initialize();
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#endif
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}
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/****************************************************************************
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* Name: board_late_initialize
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*
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* Description:
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* If CONFIG_BOARD_LATE_INITIALIZE is selected, then an additional
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* initialization call will be performed in the boot-up sequence to a
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* function called board_late_initialize(). board_late_initialize() will be
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* called immediately after up_initialize() is called and just before the
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* initial application is started. This additional initialization phase
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* may be used, for example, to initialize board-specific device drivers.
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*
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****************************************************************************/
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#ifdef CONFIG_BOARD_LATE_INITIALIZE
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void board_late_initialize(void)
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{
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/* Perform board-specific initialization */
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stm32_bringup();
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}
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#endif
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