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- /*
- * File : board.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006 - 2009 RT-Thread Develop Team
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rt-thread.org/license/LICENSE
- *
- * Change Logs:
- * Date Author Notes
- * 2006-08-23 Bernard first implementation
- */
- #include <rthw.h>
- #include <rtthread.h>
- #include "stm32f10x.h"
- #include "board.h"
- /**
- * @addtogroup STM32
- */
- /*@{*/
- /*******************************************************************************
- * Function Name : NVIC_Configuration
- * Description : Configures Vector Table base location.
- * Input : None
- * Output : None
- * Return : None
- *******************************************************************************/
- void NVIC_Configuration(void)
- {
- #ifdef VECT_TAB_RAM
- /* Set the Vector Table base location at 0x20000000 */
- NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0);
- #else /* VECT_TAB_FLASH */
- /* Set the Vector Table base location at 0x08000000 */
- NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);
- #endif
- /*
- * set priority group:
- * 2 bits for pre-emption priority
- * 2 bits for subpriority
- */
- NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
- }
- extern void rt_hw_interrupt_thread_switch(void);
- /**
- * This is the timer interrupt service routine.
- *
- */
- void rt_hw_timer_handler(void)
- {
- /* enter interrupt */
- rt_interrupt_enter();
- rt_tick_increase();
- /* leave interrupt */
- rt_interrupt_leave();
- }
- /* NAND Flash */
- #include "fsmc_nand.h"
- static void all_device_reset(void)
- {
- /* RESET */
- /* DM9000A PE5 */
- /* LCD PF10 */
- /* SPI-FLASH PA3 */
- /* CS */
- /* DM9000A FSMC_NE4 PG12 */
- /* LCD FSMC_NE2 PG9 */
- /* SPI_FLASH PA4 */
- /* CODEC PC5 */
- /* TOUCH PC4 */
- GPIO_InitTypeDef GPIO_InitStructure;
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOC | RCC_APB2Periph_GPIOE
- | RCC_APB2Periph_GPIOF | RCC_APB2Periph_GPIOG,ENABLE);
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- /* SDIO POWER */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
- GPIO_Init(GPIOC,&GPIO_InitStructure);
- GPIO_SetBits(GPIOC,GPIO_Pin_6); /* SD card power down */
- /* SPI_FLASH CS */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
- GPIO_Init(GPIOA,&GPIO_InitStructure);
- GPIO_SetBits(GPIOA,GPIO_Pin_4);
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
- /* CODEC && TOUCH CS */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5;
- GPIO_Init(GPIOC,&GPIO_InitStructure);
- GPIO_SetBits(GPIOC,GPIO_Pin_4 | GPIO_Pin_5);
- /* DM9000A RESET */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;
- GPIO_Init(GPIOE,&GPIO_InitStructure);
- GPIO_ResetBits(GPIOE,GPIO_Pin_5);
- /* LCD RESET */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
- GPIO_Init(GPIOF,&GPIO_InitStructure);
- GPIO_ResetBits(GPIOF,GPIO_Pin_10);
- /* SPI_FLASH RESET */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
- GPIO_Init(GPIOA,&GPIO_InitStructure);
- GPIO_ResetBits(GPIOA,GPIO_Pin_3);
- /* FSMC GPIO configure */
- {
- GPIO_InitTypeDef GPIO_InitStructure;
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_GPIOF
- | RCC_APB2Periph_GPIOG, ENABLE);
- RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- /*
- FSMC_D0 ~ FSMC_D3
- PD14 FSMC_D0 PD15 FSMC_D1 PD0 FSMC_D2 PD1 FSMC_D3
- */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_14 | GPIO_Pin_15;
- GPIO_Init(GPIOD,&GPIO_InitStructure);
- /*
- FSMC_D4 ~ FSMC_D12
- PE7 ~ PE15 FSMC_D4 ~ FSMC_D12
- */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10
- | GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
- GPIO_Init(GPIOE,&GPIO_InitStructure);
- /* FSMC_D13 ~ FSMC_D15 PD8 ~ PD10 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10;
- GPIO_Init(GPIOD,&GPIO_InitStructure);
- /*
- FSMC_A0 ~ FSMC_A5 FSMC_A6 ~ FSMC_A9
- PF0 ~ PF5 PF12 ~ PF15
- */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3
- | GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
- GPIO_Init(GPIOF,&GPIO_InitStructure);
- /* FSMC_A10 ~ FSMC_A15 PG0 ~ PG5 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5;
- GPIO_Init(GPIOG,&GPIO_InitStructure);
- /* FSMC_A16 ~ FSMC_A18 PD11 ~ PD13 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13;
- GPIO_Init(GPIOD,&GPIO_InitStructure);
- /* RD-PD4 WR-PD5 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5;
- GPIO_Init(GPIOD,&GPIO_InitStructure);
- /* NBL0-PE0 NBL1-PE1 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1;
- GPIO_Init(GPIOE,&GPIO_InitStructure);
- /* NE1/NCE2 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
- GPIO_Init(GPIOD,&GPIO_InitStructure);
- /* NE2 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
- GPIO_Init(GPIOG,&GPIO_InitStructure);
- /* NE3 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
- GPIO_Init(GPIOG,&GPIO_InitStructure);
- /* NE4 */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
- GPIO_Init(GPIOG,&GPIO_InitStructure);
- }
- /* FSMC GPIO configure */
- GPIO_SetBits(GPIOE,GPIO_Pin_5); /* DM9000A */
- GPIO_SetBits(GPIOF,GPIO_Pin_10); /* LCD */
- GPIO_SetBits(GPIOA,GPIO_Pin_3); /* SPI_FLASH */
- }
- /**
- * This function will initial STM32 Radio board.
- */
- extern void FSMC_SRAM_Init(void);
- void rt_hw_board_init()
- {
- //NAND_IDTypeDef NAND_ID;
- /* Configure the system clocks */
- SystemInit();
- all_device_reset();
- /* NVIC Configuration */
- NVIC_Configuration();
- /* Configure the SysTick */
- SysTick_Config( SystemCoreClock / RT_TICK_PER_SECOND );
- /* Console Initialization*/
- rt_hw_usart_init();
- rt_console_set_device("uart1");
- rt_kprintf("\r\n\r\nSystemInit......\r\n");
- /* SRAM init */
- RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
- FSMC_SRAM_Init();
- /* memtest */
- {
- unsigned char * p_extram = (unsigned char *)STM32_EXT_SRAM_BEGIN;
- unsigned int temp;
- rt_kprintf("\r\nmem testing....");
- for(temp=0; temp<(STM32_EXT_SRAM_END-STM32_EXT_SRAM_BEGIN); temp++)
- {
- *p_extram++ = (unsigned char)temp;
- }
- p_extram = (unsigned char *)STM32_EXT_SRAM_BEGIN;
- for(temp=0; temp<(STM32_EXT_SRAM_END-STM32_EXT_SRAM_BEGIN); temp++)
- {
- if( *p_extram++ != (unsigned char)temp )
- {
- rt_kprintf("\rmemtest fail @ %08X\r\nsystem halt!!!!!",(unsigned int)p_extram);
- while(1);
- }
- }
- rt_kprintf("\rmem test pass!!\r\n");
- }/* memtest */
- /* SPI1 config */
- {
- GPIO_InitTypeDef GPIO_InitStructure;
- SPI_InitTypeDef SPI_InitStructure;
- /* Enable SPI1 Periph clock */
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA
- | RCC_APB2Periph_AFIO | RCC_APB2Periph_SPI1,
- ENABLE);
- /* Configure SPI1 pins: PA5-SCK, PA6-MISO and PA7-MOSI */
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 | GPIO_Pin_6 | GPIO_Pin_7;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
- GPIO_Init(GPIOA, &GPIO_InitStructure);
- /*------------------------ SPI1 configuration ------------------------*/
- SPI_InitStructure.SPI_Direction = SPI_Direction_2Lines_FullDuplex;//SPI_Direction_1Line_Tx;
- SPI_InitStructure.SPI_Mode = SPI_Mode_Master;
- SPI_InitStructure.SPI_DataSize = SPI_DataSize_8b;
- SPI_InitStructure.SPI_CPOL = SPI_CPOL_Low;
- SPI_InitStructure.SPI_CPHA = SPI_CPHA_1Edge;
- SPI_InitStructure.SPI_NSS = SPI_NSS_Soft;
- SPI_InitStructure.SPI_BaudRatePrescaler = SPI_BaudRatePrescaler_8;/* 72M/64=1.125M */
- SPI_InitStructure.SPI_FirstBit = SPI_FirstBit_MSB;
- SPI_InitStructure.SPI_CRCPolynomial = 7;
- SPI_I2S_DeInit(SPI1);
- SPI_Init(SPI1, &SPI_InitStructure);
- /* Enable SPI_MASTER */
- SPI_Cmd(SPI1, ENABLE);
- SPI_CalculateCRC(SPI1, DISABLE);
- }
- }/* rt_hw_board_init */
- /*@}*/
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