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346 lines
10 KiB
C
346 lines
10 KiB
C
/**
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******************************************************************************
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* @file platform_init.c
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* @author William Xu
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* @version V1.0.0
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* @date 05-May-2014
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* @brief This file provide functions called by MICO to drive stm32f2xx
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* platform: - e.g. power save, reboot, platform initialize
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******************************************************************************
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* UNPUBLISHED PROPRIETARY SOURCE CODE
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* Copyright (c) 2016 MXCHIP Inc.
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*
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* The contents of this file may not be disclosed to third parties, copied or
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* duplicated in any form, in whole or in part, without the prior written
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* permission of MXCHIP Corporation.
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******************************************************************************
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*/
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#include "platform_peripheral.h"
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#include "platform.h"
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#include "platform_config.h"
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#include "mico_platform.h"
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#include "platform_logging.h"
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#include <string.h> // For memcmp
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#include "crt0.h"
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#include "mico_rtos.h"
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#include "platform_init.h"
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#ifdef __GNUC__
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#include "../../GCC/stdio_newlib.h"
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#endif /* ifdef __GNUC__ */
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#include "rtl8195a.h"
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#include "build_info.h"
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#include "PinNames.h"
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#include "serial_api.h"
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/******************************************************
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* Macros
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******************************************************/
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/******************************************************
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* Constants
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******************************************************/
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#ifndef STDIO_BUFFER_SIZE
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#define STDIO_BUFFER_SIZE 64
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#endif
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/******************************************************
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* Enumerations
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******************************************************/
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/******************************************************
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* Type Definitions
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******************************************************/
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/******************************************************
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* Structures
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******************************************************/
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/******************************************************
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* Function Declarations
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******************************************************/
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extern OSStatus host_platform_init( void );
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/******************************************************
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* Variables Definitions
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******************************************************/
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extern platform_uart_t platform_uart_peripherals[];
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extern platform_uart_driver_t platform_uart_drivers[];
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#ifndef MICO_DISABLE_STDIO
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static const mico_uart_config_t stdio_uart_config =
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{
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.baud_rate = STDIO_UART_BAUDRATE,
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.data_width = DATA_WIDTH_8BIT,
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.parity = NO_PARITY,
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.stop_bits = STOP_BITS_1,
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.flow_control = FLOW_CONTROL_DISABLED,
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.flags = 0,
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};
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static volatile ring_buffer_t stdio_rx_buffer;
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static volatile uint8_t stdio_rx_data[STDIO_BUFFER_SIZE];
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mico_mutex_t stdio_rx_mutex;
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mico_mutex_t stdio_tx_mutex;
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#endif /* #ifndef MICO_DISABLE_STDIO */
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/******************************************************
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* Function Definitions
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******************************************************/
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#if defined ( __ICCARM__ )
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static inline void __jump_to( uint32_t addr )
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{
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__asm( "MOV R1, #0x00000001" );
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__asm( "ORR R0, R0, R1" ); /* Last bit of jump address indicates whether destination is Thumb or ARM code */
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__asm( "BLX R0" );
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}
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#elif defined ( __GNUC__ )
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__attribute__( ( always_inline ) ) static __INLINE void __jump_to( uint32_t addr )
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{
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addr |= 0x00000001; /* Last bit of jump address indicates whether destination is Thumb or ARM code */
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__ASM volatile ("BX %0" : : "r" (addr) );
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}
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#elif defined ( __CC_ARM )
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static void __asm __jump_to( uint32_t addr )
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{
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MOV R1, #0x00000001
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ORR R0, R0, R1 /* Last bit of jump address indicates whether destination is Thumb or ARM code */
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BLX R0
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}
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#endif
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extern u8* __image4_entry_func__;
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extern u8* __image4_validate_code__;
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void deinit_platform_bootloader( void )
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{
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MicoUartFinalize(STDIO_UART);
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MicoGpioFinalize(BOOT_SEL);
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MicoGpioFinalize(MFG_SEL);
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platform_gpio_ip_deinit();
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}
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void startApplication( uint32_t app_addr )
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{
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#if defined ( __ICCARM__ )
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iar_data_init_fw_loader();
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#endif
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u32 Image2Len, Image2Addr, ImageIndex, SpicBitMode, SpicImageIndex;
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u32 Image2LoadAddr = app_addr;
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SPI_FLASH_PIN_FCTRL(ON);
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//3 1) Spi flash calibration
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#ifdef CONFIG_SPIC_MODULE
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// Config spic dual mode
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#ifdef CONFIG_MP
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SpicBitMode = SpicOneBitMode;
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#else
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SpicBitMode = SpicDualBitMode;
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#endif //CONFIG_MP
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SpicFlashInit(SpicBitMode);
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#endif //CONFIG_SPIC_MODULE
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PRAM_START_FUNCTION Image4EntryFun=(PRAM_START_FUNCTION)__image4_entry_func__;
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Image2Len = HAL_READ32(SPI_FLASH_BASE, Image2LoadAddr);
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Image2Addr = HAL_READ32(SPI_FLASH_BASE, (Image2LoadAddr+0x4));
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DBG_8195A("Flash FW Image2Len 0x%x 0x%x\n", Image2Len, Image2Addr);
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DBG_8195A("Flash FW Loader:Addr 0x%x, Len %d, Load to SRAM 0x%x\n", Image2LoadAddr, Image2Len, Image2Addr);
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SpicImageIndex = 0;
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for (ImageIndex = 0x10 + Image2LoadAddr; ImageIndex < (Image2Len + Image2LoadAddr + 0x10); ImageIndex = ImageIndex + 4) {
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HAL_WRITE32(Image2Addr, SpicImageIndex,
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HAL_READ32(SPI_FLASH_BASE, ImageIndex));
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SpicImageIndex += 4;
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}
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#ifdef CONFIG_SDR_EN
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u32 Image3LoadAddr;
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u32 Image3Len;
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u32 Image3Addr;
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Image3LoadAddr = Image2LoadAddr + Image2Len+0x10;
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Image3Len = HAL_READ32(SPI_FLASH_BASE, Image3LoadAddr);
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Image3Addr = HAL_READ32(SPI_FLASH_BASE, Image3LoadAddr + 0x4);
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if( (Image3Len==0xFFFFFFFF) || (Image3Len==0) || (Image3Addr!=0x30000000)){
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DBG_8195A("No Image3\n\r");
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}else{
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DBG_8195A("Image3 length: 0x%x, Image3 Addr: 0x%x\n",Image3Len, Image3Addr);
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SpicImageIndex = 0;
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for (ImageIndex = 0x10 + Image3LoadAddr;
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ImageIndex < (Image3Len + Image3LoadAddr + 0x10);
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ImageIndex = ImageIndex + 4) {
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HAL_WRITE32(Image3Addr, SpicImageIndex,
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HAL_READ32(SPI_FLASH_BASE, ImageIndex));
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SpicImageIndex += 4;
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}
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}
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#endif
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//3 3) Jump to image 4
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DBG_8195A("InfraStart: %p, Img2 Sign %s \n", __image4_entry_func__, (char*)__image4_validate_code__);
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if (_strcmp((char *)__image4_validate_code__, "RTKWin") == 0) {
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deinit_platform_bootloader();
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Image4EntryFun->RamStartFun();
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}
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}
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/**
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* @brief system software reset
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*
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* @return None
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*
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*/
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static void _sys_reset(void)
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{
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// Set processor clock to default before system reset
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HAL_WRITE32(SYSTEM_CTRL_BASE, 0x14, 0x00000021);
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HalDelayUs(100*1000);
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HAL_WRITE32(PERI_ON_BASE, REG_SOC_FUNC_EN, HAL_READ32(PERI_ON_BASE, REG_SOC_FUNC_EN) & ~(1 << 27));
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// Cortex-M3 SCB->AIRCR
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HAL_WRITE32(0xE000ED00, 0x0C, (0x5FA << 16) | // VECTKEY
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(HAL_READ32(0xE000ED00, 0x0C) & (7 << 8)) | // PRIGROUP
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(1 << 2)); // SYSRESETREQ
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}
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void platform_mcu_reset( void )
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{
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_sys_reset();
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}
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/* STM32F2 common clock initialisation function
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* This brings up enough clocks to allow the processor to run quickly while initialising memory.
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* Other platform specific clock init can be done in init_platform() or init_architecture()
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*/
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void init_clocks( void )
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{
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#if 0
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//RCC_DeInit( ); /* if not commented then the LSE PA8 output will be disabled and never comes up again */
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/* Configure Clocks */
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RCC_HSEConfig( HSE_SOURCE );
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RCC_WaitForHSEStartUp( );
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RCC_HCLKConfig( AHB_CLOCK_DIVIDER );
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RCC_PCLK2Config( APB2_CLOCK_DIVIDER );
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RCC_PCLK1Config( APB1_CLOCK_DIVIDER );
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/* Enable the PLL */
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FLASH_SetLatency( INT_FLASH_WAIT_STATE );
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FLASH_PrefetchBufferCmd( ENABLE );
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/* Use the clock configuration utility from ST to calculate these values
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* http://www.st.com/st-web-ui/static/active/en/st_prod_software_internet/resource/technical/software/utility/stsw-stm32090.zip
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*/
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RCC_PLLConfig( PLL_SOURCE, PLL_M_CONSTANT, PLL_N_CONSTANT, PLL_P_CONSTANT, PPL_Q_CONSTANT ); /* NOTE: The CPU Clock Frequency is independently defined in <WICED-SDK>/Wiced/Platform/<platform>/<platform>.mk */
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RCC_PLLCmd( ENABLE );
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while ( RCC_GetFlagStatus( RCC_FLAG_PLLRDY ) == RESET )
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{
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}
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RCC_SYSCLKConfig( SYSTEM_CLOCK_SOURCE );
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while ( RCC_GetSYSCLKSource( ) != 0x08 )
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{
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}
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/* Configure HCLK clock as SysTick clock source. */
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SysTick_CLKSourceConfig( SYSTICK_CLOCK_SOURCE );
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SysTick_Config( SystemCoreClock / 1000 );
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#endif
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/* Workaround for the GPIOA_7 didn't pull high: it may cause the
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SDIO Device hardware be enabled automatically at power on and then
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GPIOA[7:0] will be used for SDIO device */
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#ifndef CONFIG_SDIO_DEVICE_EN
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/* Disable Clock for SDIO function */
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ACTCK_SDIOD_CCTRL(OFF);
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/* SDIO Function Disable */
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SDIOD_ON_FCTRL(OFF);
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SDIOD_OFF_FCTRL(OFF);
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// SDIO Pin Mux off
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SDIOD_PIN_FCTRL(OFF);
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#endif
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}
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WEAK void init_memory( void )
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{
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}
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void init_architecture( void )
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{
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#ifndef MICO_DISABLE_STDIO
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#ifndef NO_MICO_RTOS
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mico_rtos_init_mutex( &stdio_tx_mutex );
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mico_rtos_unlock_mutex ( &stdio_tx_mutex );
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mico_rtos_init_mutex( &stdio_rx_mutex );
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mico_rtos_unlock_mutex ( &stdio_rx_mutex );
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#endif
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#if ( defined MOC100 )
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ring_buffer_init ( (ring_buffer_t*)&stdio_rx_buffer, (uint8_t*)stdio_rx_data, STDIO_BUFFER_SIZE );
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platform_uart_init( &platform_uart_drivers[STDIO_UART], &platform_uart_peripherals[STDIO_UART], &stdio_uart_config, (ring_buffer_t*)&stdio_rx_buffer );
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#endif
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#endif
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#ifdef BOOTLOADER
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return;
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#endif
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#ifndef MICO_DISABLE_MCU_POWERSAVE
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/* Initialise MCU powersave */
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platform_mcu_powersave_init( );
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#endif /* ifndef MICO_DISABLE_MCU_POWERSAVE */
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platform_mcu_powersave_disable( );
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}
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/******************************************************
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* NO-OS Functions
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******************************************************/
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#ifdef NO_MICO_RTOS
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static volatile uint32_t no_os_tick = 0;
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void SysTick_Handler(void)
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{
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//no_os_tick ++;
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//platform_watchdog_kick( );
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}
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uint32_t mico_get_time_no_os(void)
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{
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int current_tick;
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current_tick = HalTimerOp.HalTimerReadCount(1);
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no_os_tick = (0xFFFFFFFF - current_tick)*TIMER_TICK_US/1000;
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return no_os_tick;
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}
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#endif
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