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体验新版 GitCode,发现更多精彩内容 >>
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6acf4a45
编写于
1月 20, 2015
作者:
B
Bernard Xiong
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
[BSP] Update UART and GPIO driver with framework in STM32F4
上级
1bb425e8
变更
8
展开全部
隐藏空白更改
内联
并排
Showing
8 changed file
with
308 addition
and
909 deletion
+308
-909
bsp/stm32f40x/drivers/board.c
bsp/stm32f40x/drivers/board.c
+4
-0
bsp/stm32f40x/drivers/board.h
bsp/stm32f40x/drivers/board.h
+0
-10
bsp/stm32f40x/drivers/serial.c
bsp/stm32f40x/drivers/serial.c
+0
-418
bsp/stm32f40x/drivers/serial.h
bsp/stm32f40x/drivers/serial.h
+0
-70
bsp/stm32f40x/drivers/stm32f4xx_it.c
bsp/stm32f40x/drivers/stm32f4xx_it.c
+0
-104
bsp/stm32f40x/drivers/usart.c
bsp/stm32f40x/drivers/usart.c
+277
-295
bsp/stm32f40x/drivers/usart.h
bsp/stm32f40x/drivers/usart.h
+4
-1
bsp/stm32f40x/rtconfig.h
bsp/stm32f40x/rtconfig.h
+23
-11
未找到文件。
bsp/stm32f40x/drivers/board.c
浏览文件 @
6acf4a45
...
...
@@ -17,6 +17,8 @@
#include "stm32f4xx.h"
#include "board.h"
#include "usart.h"
#include "gpio.h"
/**
* @addtogroup STM32
...
...
@@ -92,6 +94,8 @@ void rt_hw_board_init()
SysTick_Configuration
();
rt_hw_usart_init
();
stm32_hw_pin_init
();
#ifdef RT_USING_CONSOLE
rt_console_set_device
(
CONSOLE_DEVICE
);
#endif
...
...
bsp/stm32f40x/drivers/board.h
浏览文件 @
6acf4a45
...
...
@@ -40,11 +40,6 @@
#define STM32_SRAM_SIZE 128
#define STM32_SRAM_END (0x20000000 + STM32_SRAM_SIZE * 1024)
//#define RT_USING_UART1
#define RT_USING_UART2
//#define RT_USING_UART3
//#define RT_USING_UART6
// <o> Console on USART: <0=> no console <1=>USART 1 <2=>USART 2 <3=> USART 3
// <i>Default: 1
#define STM32_CONSOLE_USART 2
...
...
@@ -63,11 +58,6 @@ void rt_hw_board_init(void);
#define FINSH_DEVICE_NAME CONSOLE_DEVICE
void
rt_hw_usart_init
(
void
);
/* SD Card init function */
void
rt_hw_msd_init
(
void
);
#endif
// <<< Use Configuration Wizard in Context Menu >>>
bsp/stm32f40x/drivers/serial.c
已删除
100644 → 0
浏览文件 @
1bb425e8
/*
* File : serial.c
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2009, RT-Thread Development 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
* 2009-02-05 Bernard first version
* 2009-10-25 Bernard fix rt_serial_read bug when there is no data
* in the buffer.
* 2010-03-29 Bernard cleanup code.
*/
#include "serial.h"
#include <stm32f4xx_dma.h>
#include <stm32f4xx_usart.h>
static
void
rt_serial_enable_dma
(
DMA_Stream_TypeDef
*
dma_channel
,
rt_uint32_t
address
,
rt_uint32_t
size
);
/**
* @addtogroup STM32
*/
/*@{*/
/* RT-Thread Device Interface */
static
rt_err_t
rt_serial_init
(
rt_device_t
dev
)
{
struct
stm32_serial_device
*
uart
=
(
struct
stm32_serial_device
*
)
dev
->
user_data
;
if
(
!
(
dev
->
flag
&
RT_DEVICE_FLAG_ACTIVATED
))
{
if
(
dev
->
flag
&
RT_DEVICE_FLAG_INT_RX
)
{
rt_memset
(
uart
->
int_rx
->
rx_buffer
,
0
,
sizeof
(
uart
->
int_rx
->
rx_buffer
));
uart
->
int_rx
->
read_index
=
0
;
uart
->
int_rx
->
save_index
=
0
;
}
if
(
dev
->
flag
&
RT_DEVICE_FLAG_DMA_TX
)
{
RT_ASSERT
(
uart
->
dma_tx
->
dma_channel
!=
RT_NULL
);
uart
->
dma_tx
->
list_head
=
uart
->
dma_tx
->
list_tail
=
RT_NULL
;
/* init data node memory pool */
rt_mp_init
(
&
(
uart
->
dma_tx
->
data_node_mp
),
"dn"
,
uart
->
dma_tx
->
data_node_mem_pool
,
sizeof
(
uart
->
dma_tx
->
data_node_mem_pool
),
sizeof
(
struct
stm32_serial_data_node
));
}
/* Enable USART */
USART_Cmd
(
uart
->
uart_device
,
ENABLE
);
dev
->
flag
|=
RT_DEVICE_FLAG_ACTIVATED
;
}
return
RT_EOK
;
}
static
rt_err_t
rt_serial_open
(
rt_device_t
dev
,
rt_uint16_t
oflag
)
{
return
RT_EOK
;
}
static
rt_err_t
rt_serial_close
(
rt_device_t
dev
)
{
return
RT_EOK
;
}
static
rt_size_t
rt_serial_read
(
rt_device_t
dev
,
rt_off_t
pos
,
void
*
buffer
,
rt_size_t
size
)
{
rt_uint8_t
*
ptr
;
rt_err_t
err_code
;
struct
stm32_serial_device
*
uart
;
ptr
=
buffer
;
err_code
=
RT_EOK
;
uart
=
(
struct
stm32_serial_device
*
)
dev
->
user_data
;
if
(
dev
->
flag
&
RT_DEVICE_FLAG_INT_RX
)
{
/* interrupt mode Rx */
while
(
size
)
{
rt_base_t
level
;
/* disable interrupt */
level
=
rt_hw_interrupt_disable
();
if
(
uart
->
int_rx
->
read_index
!=
uart
->
int_rx
->
save_index
)
{
/* read a character */
*
ptr
++
=
uart
->
int_rx
->
rx_buffer
[
uart
->
int_rx
->
read_index
];
size
--
;
/* move to next position */
uart
->
int_rx
->
read_index
++
;
if
(
uart
->
int_rx
->
read_index
>=
UART_RX_BUFFER_SIZE
)
uart
->
int_rx
->
read_index
=
0
;
}
else
{
/* set error code */
err_code
=
-
RT_EEMPTY
;
/* enable interrupt */
rt_hw_interrupt_enable
(
level
);
break
;
}
/* enable interrupt */
rt_hw_interrupt_enable
(
level
);
}
}
else
{
/* polling mode */
while
((
rt_uint32_t
)
ptr
-
(
rt_uint32_t
)
buffer
<
size
)
{
while
(
uart
->
uart_device
->
SR
&
USART_FLAG_RXNE
)
{
*
ptr
=
uart
->
uart_device
->
DR
&
0xff
;
ptr
++
;
}
}
}
/* set error code */
rt_set_errno
(
err_code
);
return
(
rt_uint32_t
)
ptr
-
(
rt_uint32_t
)
buffer
;
}
static
void
rt_serial_enable_dma
(
DMA_Stream_TypeDef
*
dma_channel
,
rt_uint32_t
address
,
rt_uint32_t
size
)
{
RT_ASSERT
(
dma_channel
!=
RT_NULL
);
/* disable DMA */
DMA_Cmd
(
dma_channel
,
DISABLE
);
/* set buffer address */
dma_channel
->
M0AR
=
address
;
/* set size */
dma_channel
->
NDTR
=
size
;
/* enable DMA */
DMA_Cmd
(
dma_channel
,
ENABLE
);
}
static
rt_size_t
rt_serial_write
(
rt_device_t
dev
,
rt_off_t
pos
,
const
void
*
buffer
,
rt_size_t
size
)
{
rt_uint8_t
*
ptr
;
rt_err_t
err_code
;
struct
stm32_serial_device
*
uart
;
err_code
=
RT_EOK
;
ptr
=
(
rt_uint8_t
*
)
buffer
;
uart
=
(
struct
stm32_serial_device
*
)
dev
->
user_data
;
if
(
dev
->
flag
&
RT_DEVICE_FLAG_INT_TX
)
{
/* interrupt mode Tx, does not support */
RT_ASSERT
(
0
);
}
else
if
(
dev
->
flag
&
RT_DEVICE_FLAG_DMA_TX
)
{
/* DMA mode Tx */
/* allocate a data node */
struct
stm32_serial_data_node
*
data_node
=
(
struct
stm32_serial_data_node
*
)
rt_mp_alloc
(
&
(
uart
->
dma_tx
->
data_node_mp
),
RT_WAITING_FOREVER
);
if
(
data_node
==
RT_NULL
)
{
/* set error code */
err_code
=
-
RT_ENOMEM
;
}
else
{
rt_uint32_t
level
;
/* fill data node */
data_node
->
data_ptr
=
ptr
;
data_node
->
data_size
=
size
;
/* insert to data link */
data_node
->
next
=
RT_NULL
;
/* disable interrupt */
level
=
rt_hw_interrupt_disable
();
data_node
->
prev
=
uart
->
dma_tx
->
list_tail
;
if
(
uart
->
dma_tx
->
list_tail
!=
RT_NULL
)
uart
->
dma_tx
->
list_tail
->
next
=
data_node
;
uart
->
dma_tx
->
list_tail
=
data_node
;
if
(
uart
->
dma_tx
->
list_head
==
RT_NULL
)
{
/* start DMA to transmit data */
uart
->
dma_tx
->
list_head
=
data_node
;
/* Enable DMA Channel */
rt_serial_enable_dma
(
uart
->
dma_tx
->
dma_channel
,
(
rt_uint32_t
)
uart
->
dma_tx
->
list_head
->
data_ptr
,
uart
->
dma_tx
->
list_head
->
data_size
);
}
/* enable interrupt */
rt_hw_interrupt_enable
(
level
);
}
}
else
{
/* polling mode */
if
(
dev
->
flag
&
RT_DEVICE_FLAG_STREAM
)
{
/* stream mode */
while
(
size
)
{
if
(
*
ptr
==
'\n'
)
{
while
(
!
(
uart
->
uart_device
->
SR
&
USART_FLAG_TXE
));
uart
->
uart_device
->
DR
=
'\r'
;
}
while
(
!
(
uart
->
uart_device
->
SR
&
USART_FLAG_TXE
));
uart
->
uart_device
->
DR
=
(
*
ptr
&
0x1FF
);
++
ptr
;
--
size
;
}
}
else
{
/* write data directly */
while
(
size
)
{
while
(
!
(
uart
->
uart_device
->
SR
&
USART_FLAG_TXE
));
uart
->
uart_device
->
DR
=
(
*
ptr
&
0x1FF
);
++
ptr
;
--
size
;
}
}
}
/* set error code */
rt_set_errno
(
err_code
);
return
(
rt_uint32_t
)
ptr
-
(
rt_uint32_t
)
buffer
;
}
static
rt_err_t
rt_serial_control
(
rt_device_t
dev
,
rt_uint8_t
cmd
,
void
*
args
)
{
struct
stm32_serial_device
*
uart
;
RT_ASSERT
(
dev
!=
RT_NULL
);
uart
=
(
struct
stm32_serial_device
*
)
dev
->
user_data
;
switch
(
cmd
)
{
case
RT_DEVICE_CTRL_SUSPEND
:
/* suspend device */
dev
->
flag
|=
RT_DEVICE_FLAG_SUSPENDED
;
USART_Cmd
(
uart
->
uart_device
,
DISABLE
);
break
;
case
RT_DEVICE_CTRL_RESUME
:
/* resume device */
dev
->
flag
&=
~
RT_DEVICE_FLAG_SUSPENDED
;
USART_Cmd
(
uart
->
uart_device
,
ENABLE
);
break
;
}
return
RT_EOK
;
}
/*
* serial register for STM32
* support STM32F103VB and STM32F103ZE
*/
rt_err_t
rt_hw_serial_register
(
rt_device_t
device
,
const
char
*
name
,
rt_uint32_t
flag
,
struct
stm32_serial_device
*
serial
)
{
RT_ASSERT
(
device
!=
RT_NULL
);
if
((
flag
&
RT_DEVICE_FLAG_DMA_RX
)
||
(
flag
&
RT_DEVICE_FLAG_INT_TX
))
{
RT_ASSERT
(
0
);
}
device
->
type
=
RT_Device_Class_Char
;
device
->
rx_indicate
=
RT_NULL
;
device
->
tx_complete
=
RT_NULL
;
device
->
init
=
rt_serial_init
;
device
->
open
=
rt_serial_open
;
device
->
close
=
rt_serial_close
;
device
->
read
=
rt_serial_read
;
device
->
write
=
rt_serial_write
;
device
->
control
=
rt_serial_control
;
device
->
user_data
=
serial
;
/* register a character device */
return
rt_device_register
(
device
,
name
,
RT_DEVICE_FLAG_RDWR
|
flag
);
}
/* ISR for serial interrupt */
void
rt_hw_serial_isr
(
rt_device_t
device
)
{
struct
stm32_serial_device
*
uart
=
(
struct
stm32_serial_device
*
)
device
->
user_data
;
if
(
USART_GetITStatus
(
uart
->
uart_device
,
USART_IT_RXNE
)
!=
RESET
)
{
/* interrupt mode receive */
RT_ASSERT
(
device
->
flag
&
RT_DEVICE_FLAG_INT_RX
);
/* save on rx buffer */
while
(
uart
->
uart_device
->
SR
&
USART_FLAG_RXNE
)
{
rt_base_t
level
;
/* disable interrupt */
level
=
rt_hw_interrupt_disable
();
/* save character */
uart
->
int_rx
->
rx_buffer
[
uart
->
int_rx
->
save_index
]
=
uart
->
uart_device
->
DR
&
0xff
;
uart
->
int_rx
->
save_index
++
;
if
(
uart
->
int_rx
->
save_index
>=
UART_RX_BUFFER_SIZE
)
uart
->
int_rx
->
save_index
=
0
;
/* if the next position is read index, discard this 'read char' */
if
(
uart
->
int_rx
->
save_index
==
uart
->
int_rx
->
read_index
)
{
uart
->
int_rx
->
read_index
++
;
if
(
uart
->
int_rx
->
read_index
>=
UART_RX_BUFFER_SIZE
)
uart
->
int_rx
->
read_index
=
0
;
}
/* enable interrupt */
rt_hw_interrupt_enable
(
level
);
}
/* clear interrupt */
USART_ClearITPendingBit
(
uart
->
uart_device
,
USART_IT_RXNE
);
/* invoke callback */
if
(
device
->
rx_indicate
!=
RT_NULL
)
{
rt_size_t
rx_length
;
/* get rx length */
rx_length
=
uart
->
int_rx
->
read_index
>
uart
->
int_rx
->
save_index
?
UART_RX_BUFFER_SIZE
-
uart
->
int_rx
->
read_index
+
uart
->
int_rx
->
save_index
:
uart
->
int_rx
->
save_index
-
uart
->
int_rx
->
read_index
;
device
->
rx_indicate
(
device
,
rx_length
);
}
}
if
(
USART_GetITStatus
(
uart
->
uart_device
,
USART_IT_TC
)
!=
RESET
)
{
/* clear interrupt */
USART_ClearITPendingBit
(
uart
->
uart_device
,
USART_IT_TC
);
}
}
/*
* ISR for DMA mode Tx
*/
void
rt_hw_serial_dma_tx_isr
(
rt_device_t
device
)
{
rt_uint32_t
level
;
struct
stm32_serial_data_node
*
data_node
;
struct
stm32_serial_device
*
uart
=
(
struct
stm32_serial_device
*
)
device
->
user_data
;
/* DMA mode receive */
RT_ASSERT
(
device
->
flag
&
RT_DEVICE_FLAG_DMA_TX
);
/* get the first data node */
data_node
=
uart
->
dma_tx
->
list_head
;
RT_ASSERT
(
data_node
!=
RT_NULL
);
/* invoke call to notify tx complete */
if
(
device
->
tx_complete
!=
RT_NULL
)
device
->
tx_complete
(
device
,
data_node
->
data_ptr
);
/* disable interrupt */
level
=
rt_hw_interrupt_disable
();
/* remove list head */
uart
->
dma_tx
->
list_head
=
data_node
->
next
;
if
(
uart
->
dma_tx
->
list_head
==
RT_NULL
)
/* data link empty */
uart
->
dma_tx
->
list_tail
=
RT_NULL
;
/* enable interrupt */
rt_hw_interrupt_enable
(
level
);
/* release data node memory */
rt_mp_free
(
data_node
);
if
(
uart
->
dma_tx
->
list_head
!=
RT_NULL
)
{
/* transmit next data node */
rt_serial_enable_dma
(
uart
->
dma_tx
->
dma_channel
,
(
rt_uint32_t
)
uart
->
dma_tx
->
list_head
->
data_ptr
,
uart
->
dma_tx
->
list_head
->
data_size
);
}
else
{
/* no data to be transmitted, disable DMA */
DMA_Cmd
(
uart
->
dma_tx
->
dma_channel
,
DISABLE
);
}
}
/*@}*/
bsp/stm32f40x/drivers/serial.h
已删除
100644 → 0
浏览文件 @
1bb425e8
/*
* File : serial.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2009 - 2010, RT-Thread Development 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
* 2009-01-05 Bernard first version
* 2010-03-29 Bernard remove interrupt tx and DMA rx mode.
*/
#ifndef __RT_HW_SERIAL_H__
#define __RT_HW_SERIAL_H__
#include <rthw.h>
#include <rtthread.h>
/* STM32F40x library definitions */
#include <stm32f4xx.h>
#define UART_RX_BUFFER_SIZE 64
#define UART_TX_DMA_NODE_SIZE 4
/* data node for Tx Mode */
struct
stm32_serial_data_node
{
rt_uint8_t
*
data_ptr
;
rt_size_t
data_size
;
struct
stm32_serial_data_node
*
next
,
*
prev
;
};
struct
stm32_serial_dma_tx
{
/* DMA Channel */
DMA_Stream_TypeDef
*
dma_channel
;
/* data list head and tail */
struct
stm32_serial_data_node
*
list_head
,
*
list_tail
;
/* data node memory pool */
struct
rt_mempool
data_node_mp
;
rt_uint8_t
data_node_mem_pool
[
UART_TX_DMA_NODE_SIZE
*
(
sizeof
(
struct
stm32_serial_data_node
)
+
sizeof
(
void
*
))];
};
struct
stm32_serial_int_rx
{
rt_uint8_t
rx_buffer
[
UART_RX_BUFFER_SIZE
];
rt_uint32_t
read_index
,
save_index
;
};
struct
stm32_serial_device
{
USART_TypeDef
*
uart_device
;
/* rx structure */
struct
stm32_serial_int_rx
*
int_rx
;
/* tx structure */
struct
stm32_serial_dma_tx
*
dma_tx
;
};
rt_err_t
rt_hw_serial_register
(
rt_device_t
device
,
const
char
*
name
,
rt_uint32_t
flag
,
struct
stm32_serial_device
*
serial
);
void
rt_hw_serial_isr
(
rt_device_t
device
);
void
rt_hw_serial_dma_tx_isr
(
rt_device_t
device
);
#endif
bsp/stm32f40x/drivers/stm32f4xx_it.c
浏览文件 @
6acf4a45
...
...
@@ -54,16 +54,6 @@ void NMI_Handler(void)
{
}
/**
* @brief This function handles Hard Fault exception.
* @param None
* @retval None
*/
//void HardFault_Handler(void)
//{
// // definition in libcpu/arm/cortex-m4/context_*.S
//}
/**
* @brief This function handles Memory Manage exception.
* @param None
...
...
@@ -112,100 +102,6 @@ void SVC_Handler(void)
{
}
/**
* @brief This function handles Debug Monitor exception.
* @param None
* @retval None
*/
//void DebugMon_Handler(void)
//{
// defined in gdb/libcpu/cortexm/gdb_gcc.S
//}
/**
* @brief This function handles PendSVC exception.
* @param None
* @retval None
*/
//void PendSV_Handler(void)
//{
// // defined in libcpu/arm/cortex-m4/context_*.S
//}
/**
* @brief This function handles SysTick Handler.
* @param None
* @retval None
*/
//void SysTick_Handler(void)
//{
// // defined in boarc.c
//}
/******************************************************************************/
/* STM32F4xx Peripherals Interrupt Handlers */
/* Add here the Interrupt Handler for the used peripheral(s) (PPP), for the */
/* available peripheral interrupt handler's name please refer to the startup */
/* file (startup_stm32f4xx.s). */
/******************************************************************************/
/**
* @brief This function handles PPP interrupt request.
* @param None
* @retval None
*/
/*void PPP_IRQHandler(void)
{
}*/
void
USART1_IRQHandler
(
void
)
{
#ifdef RT_USING_UART1
extern
struct
rt_device
uart1_device
;
extern
void
rt_hw_serial_isr
(
struct
rt_device
*
device
);
/* enter interrupt */
rt_interrupt_enter
();
rt_hw_serial_isr
(
&
uart1_device
);
/* leave interrupt */
rt_interrupt_leave
();
#endif
}
void
USART2_IRQHandler
(
void
)
{
#ifdef RT_USING_UART2
extern
struct
rt_device
uart2_device
;
extern
void
rt_hw_serial_isr
(
struct
rt_device
*
device
);
/* enter interrupt */
rt_interrupt_enter
();
rt_hw_serial_isr
(
&
uart2_device
);
/* leave interrupt */
rt_interrupt_leave
();
#endif
}
void
USART3_IRQHandler
(
void
)
{
#ifdef RT_USING_UART3
extern
struct
rt_device
uart3_device
;
extern
void
rt_hw_serial_isr
(
struct
rt_device
*
device
);
/* enter interrupt */
rt_interrupt_enter
();
rt_hw_serial_isr
(
&
uart3_device
);
/* leave interrupt */
rt_interrupt_leave
();
#endif
}
/**
* @}
*/
...
...
bsp/stm32f40x/drivers/usart.c
浏览文件 @
6acf4a45
此差异已折叠。
点击以展开。
bsp/stm32f40x/drivers/usart.h
浏览文件 @
6acf4a45
...
...
@@ -18,6 +18,9 @@
#include <rthw.h>
#include <rtthread.h>
void
rt_hw_usart_init
(
void
);
#define UART_ENABLE_IRQ(n) NVIC_EnableIRQ((n))
#define UART_DISABLE_IRQ(n) NVIC_DisableIRQ((n))
int
stm32_hw_usart_init
(
void
);
#endif
bsp/stm32f40x/rtconfig.h
浏览文件 @
6acf4a45
...
...
@@ -2,14 +2,11 @@
#ifndef __RTTHREAD_CFG_H__
#define __RTTHREAD_CFG_H__
/* RT_GDB_STUB */
//#define RT_USING_GDB
/* RT_NAME_MAX*/
#define RT_NAME_MAX 8
/* RT_ALIGN_SIZE*/
#define RT_ALIGN_SIZE
8
#define RT_ALIGN_SIZE
4
/* PRIORITY_MAX */
#define RT_THREAD_PRIORITY_MAX 32
...
...
@@ -20,7 +17,6 @@
/* SECTION: RT_DEBUG */
/* Thread Debug */
#define RT_DEBUG
#define RT_USING_OVERFLOW_CHECK
/* Using Hook */
...
...
@@ -62,6 +58,16 @@
/* SECTION: Device System */
/* Using Device System */
#define RT_USING_DEVICE
#define RT_USING_DEVICE_IPC
/* Using serial framework */
#define RT_USING_SERIAL
#define RT_USING_UART1
#define RT_USING_UART2
#define RT_USING_UART3
/* Using GPIO pin framework */
#define RT_USING_PIN
/* SECTION: Console options */
#define RT_USING_CONSOLE
...
...
@@ -75,7 +81,14 @@
#define FINSH_USING_DESCRIPTION
/* SECTION: device filesystem */
/* Using Device file system */
/* #define RT_USING_DFS */
/* the max number of mounted filesystem */
#define DFS_FILESYSTEMS_MAX 2
/* the max number of opened files */
#define DFS_FD_MAX 4
/* Using ELM FATFS */
//#define RT_USING_DFS_ELMFAT
#define RT_DFS_ELM_WORD_ACCESS
/* Reentrancy (thread safe) of the FatFs module. */
...
...
@@ -87,12 +100,8 @@
/* Maximum sector size to be handled. */
#define RT_DFS_ELM_MAX_SECTOR_SIZE 512
#define RT_USING_DFS_ROMFS
/* the max number of mounted filesystem */
#define DFS_FILESYSTEMS_MAX 2
/* the max number of opened files */
#define DFS_FD_MAX 4
/* Using ROM file system */
// #define RT_USING_DFS_ROMFS
/* SECTION: lwip, a lighwight TCP/IP protocol stack */
/* #define RT_USING_LWIP */
...
...
@@ -151,4 +160,7 @@
#define CHECKSUM_GEN_IP 0
#define CHECKSUM_GEN_UDP 0
/* RT_GDB_STUB */
//#define RT_USING_GDB
#endif
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