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rt-thread-official/libcpu/ti-dsp/c6x/cpuport.c

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add new bsp tms320c6678 原始提交PR：https://gitee.com/rtthread/rt-thread/pulls/372 提交者：https://gitee.com/wei-handong ---------------------- 在TI公司C6000 DSP处理器上成功移植rt-thread操作系统；主要在libcpu/ti-dsp/c6x添加keystone架构底层代码，在bsp/ti-c6678添加bsp工程，该工程已在本人的开发板上成功运行 * 添加TMS320C6678处理器，keystone架构底层代码 * 添加支持中断栈部分代码，修改格式 * 修改汇编rt_hw_context_switch_to处关于时间槽的使用；修改格式 * 修改使用C语言构建任务栈帧，清除fls和ffs对<c6x.h>文件的依赖 * 修改bsp tms320c6678工程，并测试 * 删除依赖TI的KeyStone_common.c文件 * 添加编译说明 * update bsp/ti-tms320c6678/README.md. * format code Co-authored-by: Huang bo <hb265419@126.com> Co-authored-by: hdwei <1147479335@qq.com> Co-authored-by: bernard <bernard.xiong@gmail.com> Co-authored-by: rtthread-bot <48120998+rtthread-bot@users.noreply.github.com> Co-authored-by: Meco Man <920369182@qq.com>
2022-01-29 02:50:04 +08:00
/*
* Copyright (c) 2021, Shenzhen Academy of Aerospace Technology
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-11-16 Dystopia the first version
*/
#include <rthw.h>
#include <rtthread.h>
#include "trap.h"
/*------------ rt_hw_cpu_shutdown() function ----------------------------------
* DESCRIPTION: Shutdown CPU
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
RT_WEAK void rt_hw_cpu_shutdown(void)
{
rt_kprintf("shutdown...\n");
rt_hw_interrupt_disable();
RT_ASSERT(0);
}
/*------------ nested_exception_handler() function ---------------------------
* DESCRIPTION: Function handles Nested Exception
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void nested_exception_handler(void)
{
for(;;){}
}
/*------------ hw_nmi_handler() function --------------------------------------
* DESCRIPTION: Function handles NMI interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_nmi_handler(struct rt_hw_exp_stack_register *regs)
{
for(;;){}
}
/*------------ hw_bad_handler() function --------------------------------------
* DESCRIPTION: Function handles Bad interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_bad_handler(void)
{
for(;;){}
}
/*------------ hw_int4_handler() function -------------------------------------
* DESCRIPTION: Function handles INT4 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int4_handler(void)
{
}
/*------------ hw_int5_handler() function -------------------------------------
* DESCRIPTION: Function handles INT5 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int5_handler(void)
{
}
/*------------ hw_int6_handler() function -------------------------------------
* DESCRIPTION: Function handles INT6 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int6_handler(void)
{
}
/*------------ hw_int7_handler() function -------------------------------------
* DESCRIPTION: Function handles INT7 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int7_handler(void)
{
}
/*------------ hw_int8_handler() function -------------------------------------
* DESCRIPTION: Function handles INT8 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int8_handler(void)
{
}
/*------------ hw_int9_handler() function -------------------------------------
* DESCRIPTION: Function handles INT9 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int9_handler(void)
{
}
/*------------ hw_int10_handler() function ------------------------------------
* DESCRIPTION: Function handles INT10 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int10_handler(void)
{
}
/*------------ hw_int11_handler() function ------------------------------------
* DESCRIPTION: Function handles INT11 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int11_handler(void)
{
}
/*------------ hw_int12_handler() function ------------------------------------
* DESCRIPTION: Function handles INT12 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int12_handler(void)
{
}
/*------------ hw_int13_handler() function ------------------------------------
* DESCRIPTION: Function handles INT13 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int13_handler(void)
{
}
/*------------------ hw_int14_handler() function ------------------------------
* DESCRIPTION: Function handles INT14 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE:
-----------------------------------------------------------------------------*/
void hw_int14_handler(void)
{
extern void rt_hw_systick_isr();
rt_hw_systick_isr();
}
/*------------ hw_int15_handler() function ------------------------------------
* DESCRIPTION: Function handles INT15 interrupt
* ARGUMENTS:
* None
* RETURNED VALUE: None
-----------------------------------------------------------------------------*/
void hw_int15_handler(void)
{
}