rt-thread/bsp/efm32/application.c

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/******************************************************************//**
* @file application.c
* @brief application tasks
* COPYRIGHT (C) 2011, RT-Thread Development Team
* @author Bernard, onelife
* @version 0.4 beta
**********************************************************************
* @section License
* 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
**********************************************************************
* @section Change Logs
* Date Author Notes
* 2009-01-05 Bernard first version
* 2010-12-29 onelife Modify for EFM32
* 2011-05-06 onelife Add SPI Flash DEMO
*********************************************************************/
/******************************************************************//**
* @addtogroup cortex-m3
* @{
*********************************************************************/
/* Includes -------------------------------------------------------------------*/
#include <board.h>
#ifdef RT_USING_DFS
/* dfs init */
#include <dfs_init.h>
/* dfs filesystem:ELM filesystem init */
#include <dfs_elm.h>
/* dfs Filesystem APIs */
#include <dfs_fs.h>
#endif
#include "dev_led.h"
#ifdef EFM32_USING_SFLASH
#include "dev_sflash.h"
#endif
#ifdef EFM32_USING_SPISD
#include "drv_sdcard.h"
#endif
/* Private typedef -------------------------------------------------------------*/
/* Private define --------------------------------------------------------------*/
/* Private macro --------------------------------------------------------------*/
/* Private variables ------------------------------------------------------------*/
rt_uint32_t rt_system_status = 0;
/* Private function prototypes ---------------------------------------------------*/
/* Private functions ------------------------------------------------------------*/
void rt_demo_thread_entry(void* parameter)
{
#if defined(RT_USING_DFS)
/* Filesystem Initialization */
dfs_init();
#if defined(RT_USING_DFS_ELMFAT)
/* init the elm chan FatFs filesystam*/
elm_init();
#if defined(EFM32_USING_SPISD)
/* mount sd card fat partition 1 as root directory */
if (dfs_mount(SPISD_DEVICE_NAME, "/", "elm", 0, 0) == 0)
{
rt_kprintf("FatFs init OK\n");
}
else
{
rt_kprintf("FatFs init failed!\n");
}
#endif
#endif
#endif
#ifdef EFM32_USING_SFLASH
{
rt_uint8_t i;
rt_uint8_t test[] = "123456789ABCDEF";
rt_uint8_t buf[30], buf2[30];
efm_spiFlash_cmd(sflash_inst_rdid_l, EFM32_NO_DATA, buf, sizeof(buf));
rt_kprintf("Manuf ID: %x\n", buf[0]);
rt_kprintf("Memory type: %x\n", buf[1]);
rt_kprintf("Memory capacity: %x\n", buf[2]);
rt_kprintf("CFD length: %x\n", buf[3]);
rt_kprintf("CFD: %x%x%x...%x%x\n", buf[4], buf[5], buf[6], buf[18], buf[19]);
efm_spiFlash_cmd(sflash_inst_wren, EFM32_NO_DATA, EFM32_NO_POINTER, EFM32_NO_DATA);
do
{
efm_spiFlash_cmd(sflash_inst_rdsr, EFM32_NO_DATA, buf2, sizeof(buf2));
rt_kprintf("Status: %x\n", buf2[0]);
} while (buf2[0] == 0xFF);
rt_kprintf("Status: %x\n", buf2[0]);
//efm_spiFash_cmd(sflash_inst_pp, 0x000003F8, test, sizeof(test) - 1);
efm_spiFlash_cmd(sflash_inst_rdsr, EFM32_NO_DATA, buf2, sizeof(buf2));
rt_kprintf("Status: %x\n", buf2[0]);
efm_spiFlash_cmd(sflash_inst_read, 0x00000300, buf, sizeof(buf));
rt_kprintf("READ: \n");
for (i = 0; i < sizeof(buf); i++)
{
rt_kprintf("%c\n", buf[i]);
}
//efm_spiFlash_deinit();
}
#endif
rt_kprintf("Demo End\n");
}
void rt_led_thread_entry(void* parameter)
{
rt_uint8_t n = 0;
rt_hw_led_on(0);
rt_hw_led_on(1);
rt_hw_led_on(2);
rt_hw_led_on(3);
while(1)
{
/* Toggle a led per second */
rt_hw_led_toggle(n++);
if (n == LEDS_MAX_NUMBER)
{
n =0;
}
rt_thread_delay(100);
}
}
int rt_application_init()
{
rt_thread_t demo_thread, led_thread;
#if defined(EFM32_USING_SFLASH)
efm_spiFlash_init();
#endif
#if defined(EFM32_USING_SPISD)
efm_spiSd_init();
#endif
/* Initialize all device drivers (dev_?.c) */
if (rt_hw_led_init() != RT_EOK)
{
rt_kprintf("*** Failed to initialize LED driver!");
while(1); //Or do something?
}
#if defined(RT_USING_ADC0)
if (rt_hw_misc_init() != RT_EOK)
{
rt_kprintf("*** Failed to miscellaneous driver!");
while(1); //Or do something?
}
#endif
#if (RT_THREAD_PRIORITY_MAX == 32)
demo_thread = rt_thread_create(
"demo",
rt_demo_thread_entry,
RT_NULL,
2048,
3,
20);
led_thread = rt_thread_create(
"led",
rt_led_thread_entry,
RT_NULL,
256,
3,
20);
#else
#endif
if(demo_thread != RT_NULL)
{
rt_kprintf("demo sp:%x\n", demo_thread->sp);
rt_thread_startup(demo_thread);
}
if(led_thread != RT_NULL)
{
rt_thread_startup(led_thread);
}
return 0;
}
/******************************************************************//**
* @}
*********************************************************************/