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[bsp]add gdb support for BBB

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This commit is contained in:
陈豪 2014-08-12 18:39:53 +08:00
parent ae8e46de1f
commit 4cf77e255f
4 changed files with 23 additions and 4 deletions
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8
bsp/beaglebone/applications/application.c
View File

@ -16,6 +16,10 @@
#include <rtthread.h> #include <rtthread.h>
#include <components.h> #include <components.h>
#ifdef RT_USING_GDB
#include <gdb_stub.h>
#endif
int rt_application_init() int rt_application_init()
{ {
/* do component initialization */ /* do component initialization */
@ -23,6 +27,10 @@ int rt_application_init()
#ifdef RT_USING_NEWLIB #ifdef RT_USING_NEWLIB
libc_system_init(RT_CONSOLE_DEVICE_NAME); libc_system_init(RT_CONSOLE_DEVICE_NAME);
#endif #endif
#ifdef RT_USING_GDB
gdb_set_device("uart4");
gdb_start();
#endif
return 0; return 0;
} }

11
bsp/beaglebone/drivers/serial.c
View File

@ -80,6 +80,11 @@ static rt_err_t am33xx_configure(struct rt_serial_device *serial, struct serial_
UART_DLL_REG(base) = 26; UART_DLL_REG(base) = 26;
UART_DLH_REG(base) = 0; UART_DLH_REG(base) = 0;
} }
else if (cfg->baud_rate == BAUD_RATE_9600)
{
UART_DLL_REG(base) = 0x38;
UART_DLH_REG(base) = 1;
}
else else
{ {
NOT_IMPLEMENTED(); NOT_IMPLEMENTED();
@ -439,7 +444,7 @@ int rt_hw_serial_init(void)
#endif #endif
#ifdef RT_USING_UART4 #ifdef RT_USING_UART4
config.baud_rate = BAUD_RATE_115200; config.baud_rate = BAUD_RATE_9600;
config.bit_order = BIT_ORDER_LSB; config.bit_order = BIT_ORDER_LSB;
config.data_bits = DATA_BITS_8; config.data_bits = DATA_BITS_8;
config.parity = PARITY_NONE; config.parity = PARITY_NONE;
@ -450,14 +455,14 @@ int rt_hw_serial_init(void)
serial4.ops = &am33xx_uart_ops; serial4.ops = &am33xx_uart_ops;
serial4.config = config; serial4.config = config;
/* enable RX interrupt */ /* enable RX interrupt */
UART_IER_REG(uart4.base) = 0x01; UART_IER_REG(uart4.base) = 0x00;
/* install ISR */ /* install ISR */
rt_hw_interrupt_install(uart4.irq, am33xx_uart_isr, &serial4, "uart4"); rt_hw_interrupt_install(uart4.irq, am33xx_uart_isr, &serial4, "uart4");
rt_hw_interrupt_control(uart4.irq, 0, 0); rt_hw_interrupt_control(uart4.irq, 0, 0);
rt_hw_interrupt_mask(uart4.irq); rt_hw_interrupt_mask(uart4.irq);
/* register UART4 device */ /* register UART4 device */
rt_hw_serial_register(&serial4, "uart4", rt_hw_serial_register(&serial4, "uart4",
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX, RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_STREAM,
&uart4); &uart4);
#endif #endif

6
bsp/beaglebone/rtconfig.h
View File

@ -2,6 +2,12 @@
#ifndef __RTTHREAD_CFG_H__ #ifndef __RTTHREAD_CFG_H__
#define __RTTHREAD_CFG_H__ #define __RTTHREAD_CFG_H__
// <section name="RT_USING_GDB" description="Gdb Stub for rtt" default="true" >
//#define RT_USING_GDB
//#define RT_GDB_DEBUG
#define RT_GDB_ICACHE
// </section>
// <RDTConfigurator URL="http://www.rt-thread.com/eclipse"> // <RDTConfigurator URL="http://www.rt-thread.com/eclipse">
// <integer name="RT_NAME_MAX" description="Maximal size of kernel object name length" default="6" /> // <integer name="RT_NAME_MAX" description="Maximal size of kernel object name length" default="6" />

2
bsp/beaglebone/rtconfig.py
View File

@ -23,7 +23,7 @@ elif CROSS_TOOL == 'iar':
if os.getenv('RTT_EXEC_PATH'): if os.getenv('RTT_EXEC_PATH'):
EXEC_PATH = os.getenv('RTT_EXEC_PATH') EXEC_PATH = os.getenv('RTT_EXEC_PATH')
BUILD = 'release' BUILD = 'debug'
if PLATFORM == 'gcc': if PLATFORM == 'gcc':
# toolchains # toolchains