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*** EFM32 branch ***

Browse Source 
1. Add ENC28J60 Ethernet controller driver 
2. Add lwIP support (Please read "Readme.txt")
3. Add simple Http server demo application
4. Modify USART device write function to avoid sleep in ISR
5. Fix a bug in USART driver when using compiler optimization
6. Modify to make use the start-up code in libraries
7. Change the default build option for squeezing the executable file size
8. Modify source code alignment

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1622 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
onelife.real
2011-07-08 07:13:20 +00:00
parent 7121ca6467
commit ef6bbc34fa
25 changed files with 2254 additions and 633 deletions
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119
bsp/efm32/application.c
View File

@@ -1,30 +1,30 @@
/******************************************************************//**
* @file application.c
/***************************************************************************//**
* @file application.c
* @brief application tasks
* COPYRIGHT (C) 2011, RT-Thread Development Team
* @author Bernard, onelife
* @version 0.4 beta
**********************************************************************
* @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
**********************************************************************
* 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
* 2009-01-05 Bernard first version
* 2010-12-29 onelife Modify for EFM32
* 2011-05-06 onelife Add SPI Flash DEMO
*********************************************************************/
******************************************************************************/
/******************************************************************//**
* @addtogroup cortex-m3
* @{
*********************************************************************/
/***************************************************************************//**
* @addtogroup efm32
* @{
******************************************************************************/
/* Includes -------------------------------------------------------------------*/
/* Includes ------------------------------------------------------------------*/
#include <board.h>
#ifdef RT_USING_DFS
#if defined(RT_USING_DFS)
/* dfs init */
#include <dfs_init.h>
/* dfs filesystem:ELM filesystem init */
@@ -34,33 +34,35 @@
#endif
#include "dev_led.h"
#ifdef EFM32_USING_SFLASH
#if defined(EFM32_USING_SFLASH)
#include "dev_sflash.h"
#endif
#ifdef EFM32_USING_SPISD
#if defined(EFM32_USING_SPISD)
#include "drv_sdcard.h"
#endif
#if defined(EFM32_USING_ETHERNET)
#include "drv_ethernet.h"
#endif
/* Private typedef -------------------------------------------------------------*/
/* Private define --------------------------------------------------------------*/
/* Private macro --------------------------------------------------------------*/
/* Private variables ------------------------------------------------------------*/
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
rt_uint32_t rt_system_status = 0;
/* Private function prototypes ---------------------------------------------------*/
/* Private functions ------------------------------------------------------------*/
/* 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)
#if defined(RT_USING_DFS_ELMFAT)
/* init the elm chan FatFs filesystam*/
elm_init();
#if defined(EFM32_USING_SPISD)
#if defined(EFM32_USING_SPISD)
/* mount sd card fat partition 1 as root directory */
if (dfs_mount(SPISD_DEVICE_NAME, "/", "elm", 0, 0) == 0)
{
@@ -70,8 +72,8 @@ void rt_demo_thread_entry(void* parameter)
{
rt_kprintf("FatFs init failed!\n");
}
#endif
#endif
#endif
#endif
#endif
#ifdef EFM32_USING_SFLASH
@@ -109,6 +111,20 @@ void rt_demo_thread_entry(void* parameter)
//efm_spiFlash_deinit();
}
#endif
#if defined(EFM32_USING_ETHERNET)
rt_device_t eth = RT_NULL;
eth = rt_device_find(ETH_DEVICE_NAME);
if (eth != RT_NULL)
{
eth->init(eth);
}
else
{
rt_kprintf("%s is not found\n"), ETH_DEVICE_NAME;
}
#endif
rt_kprintf("Demo End\n");
}
@@ -139,33 +155,66 @@ int rt_application_init()
rt_thread_t demo_thread, led_thread;
#if defined(EFM32_USING_SFLASH)
efm_spiFlash_init();
if (efm_spiFlash_init() != RT_EOK)
{
rt_kprintf("*** Init SPI Flash driver failed!");
while(1); //Or do something?
}
#endif
#if defined(EFM32_USING_SPISD)
efm_spiSd_init();
if (efm_spiSd_init() != RT_EOK)
{
rt_kprintf("*** Init SD card driver failed!");
while(1); //Or do something?
}
#endif
/* Initialize all device drivers (dev_?.c) */
if (rt_hw_led_init() != RT_EOK)
{
rt_kprintf("*** Failed to initialize LED driver!");
rt_kprintf("*** Init LED driver failed!");
while(1); //Or do something?
}
#if defined(RT_USING_ADC0)
if (rt_hw_misc_init() != RT_EOK)
{
rt_kprintf("*** Failed to miscellaneous driver!");
rt_kprintf("*** Init miscellaneous driver failed!");
while(1); //Or do something?
}
#endif
#if defined(RT_USING_LWIP)
{
extern void lwip_sys_init(void);
extern void httpd_init(void);
/* Create Ethernet Threads */
if (eth_system_device_init() != RT_EOK)
{
rt_kprintf("*** Create Ethernet threads failed!");
while(1); //Or do something?
}
#if defined(EFM32_USING_ETHERNET)
if (efm_hw_eth_init() != RT_EOK)
{
rt_kprintf("*** Init Ethernet driver failed!");
while(1); //Or do something?
}
#endif
/* init lwip system */
lwip_sys_init();
httpd_init();
rt_kprintf("TCP/IP stack init OK!\n");
}
#endif
#if (RT_THREAD_PRIORITY_MAX == 32)
demo_thread = rt_thread_create(
"demo",
rt_demo_thread_entry,
RT_NULL,
2048,
512,
3,
20);
@@ -193,6 +242,6 @@ int rt_application_init()
return 0;
}
/******************************************************************//**
/***************************************************************************//**
* @}
*********************************************************************/
******************************************************************************/