void usrShellInit (void)
{
shellLibInit (); /* Handles the shell core files */
dbgInit (); /* Breakpoints and stack tracer on target. Not needed for remote debugging with tornado. */
vxdbgRtpLibInit (); /* Initialize process debugging library. */
usrBanner (); /* Display the WRS banner on startup */
ledModeRegister (viLedLibInit); /* Editing mode similar to the Vi editing mode */
ledModeRegister (emacsLedLibInit); /* Editing mode similar to the emacs editing mode */
shellInterpRegister (shellInterpCInit); /* The C interpreter for the kernel shell */
shellInterpRegister (shellInterpCmdInit); /* The command interpreter for the kernel shell */
usrShellCmdInit (); /* The kernel shell commands initialization sequence */
usrStartupScript (startupScriptFieldSplit (sysBootParams.startupScript)); /* Initial kernel shell script run at VxWorks startup */
usrShell (); /* Interpreter for interactive development, prototyping, debugging and testing */
}
/*****************************************************************************
* 函 数 名 : cshell_direction
*
* 功能描述 : 改变cshell的方向
*
* 输入参数 : cshell_mode_tpye mode :
* CSHELL_MODE_UART : 切换到UART
* CSHELL_MODE_USB : 切换到USB
* 输出参数 : 无
*
* 返 回 值 : 无
*
* 修改记录 :
*****************************************************************************/
int cshell_direction(cshell_mode_tpye mode)
{
int key = 0;
int fd = 0;
SHELL_ID ShellID;
char ttyFg[16] = {0x00};
char ttyBg[16] = {0x00};
SHELL_IO_CHAN *ptr_shell = &shell_io_channel;
SRAM_SMALL_SECTIONS * sram = (SRAM_SMALL_SECTIONS * )SRAM_SMALL_SECTIONS_ADDR;
if ((cshell_mode_tpye)(ptr_shell->shell_mode) == mode)
{
cshell_print_error("C:no need to redirect cshell!\n");
return OK;
}
if (CSHELL_MODE_UART == mode)
{
/* coverity[secure_coding] */
sprintf(ttyFg, "/tyCo/0");
/* coverity[secure_coding] */
sprintf(ttyBg, "/tyCo/3");
}
else if (CSHELL_MODE_USB == mode)
{
/* coverity[secure_coding] */
sprintf(ttyFg, "/tyCo/3");
/* coverity[secure_coding] */
sprintf(ttyBg, "/tyCo/0");
}
else
{
cshell_print_error("C:redirect parm error[%d]!\n", mode);
return ERROR;
}
if (CSHELL_MODE_UART == mode)
intEnable((int)sram->UART_INFORMATION[1].interrupt_num);
else
{
/* 禁止串口中断,M核心采用UART */
intDisable((int)sram->UART_INFORMATION[1].interrupt_num);
}
key = intLock();
//taskLock();
/* 关闭Shell当前使用的串口 */
fd = ioGlobalStdGet(STD_IN);
(void)ioctl (fd, FIOSETOPTIONS, OPT_RAW);
close(fd);
ShellID = shellFromTaskGet(shellConsoleTaskId);
shellTerminate(ShellID);/* [false alarm]:误报 */
if (0 != (fd = open(ttyFg, O_RDWR, 0)))/* [false alarm]:误报 */
{
/* 切换成功 */
ptr_shell->shell_mode = mode;
}
else
{
/* 切换失败 */
fd = open(ttyBg, O_RDWR, 0);
if (0 == fd)
{
//taskUnlock();
intUnlock(key);
return ERROR;
}
}
/* coverity[noescape] */
(void)ioctl (fd, FIOSETOPTIONS, OPT_TERMINAL);
/* coverity[noescape] */
ioGlobalStdSet (STD_OUT, fd);
/* coverity[noescape] */
ioGlobalStdSet (STD_IN, fd);
/* coverity[noescape] */
ioGlobalStdSet (STD_ERR, fd);
//taskUnlock();
intUnlock(key);
usrShell();
return OK;
}
