UINT32 com_read(unsigned char *buffer, UINT32 nLen)
{
UINT32 nReturn = SUCCESS;
UINT32 i = 0;
for(i = 0; i < nLen; i++)
{
if(SUCCESS != sci_read_tm(boot_uart_id, buffer+i, 1))
{
nReturn = ERROR_READDATA_TIMEOUT;
break;
}
}
return nReturn;
}
UINT32 com_read_tm(unsigned char *buffer, UINT32 nLen, UINT32 nTimeOut)
{
UINT32 nReturn = SUCCESS;
UINT32 i = 0;
for(i = 0; i < nLen; i++)
{
if(SUCCESS != sci_read_tm(p2p_uart_id, buffer+i, nTimeOut * 1000))
{
nReturn = ERROR_READDATA_TIMEOUT;
break;
}
}
return nReturn;
}
UINT32 api_com_monitor()
{
UINT8 i = 0;
UINT8 ch = 0xff;
UINT8 *comtest_command = "comtest";
INT32 comtest_command_len = STRLEN(comtest_command) - 1;
UINT8 sync = 0;
UINT32 timeout = 1000;
OSAL_T_CTSK t_ctsk;
if (COM_MONITOR_CHECK_STBID &g_com_detect_flag)
{
i = 0;
while(sci_read_tm(SCI_FOR_RS232, &ch, timeout) == SUCCESS)
{
if((i <= comtest_command_len) && (comtest_command[i] == ch))
{
timeout = 1000 * 100;
sci_write(SCI_FOR_RS232, ch);
i++;
if (i > comtest_command_len) /* Is a comtest command string, wait for serial id trans */
{
t_ctsk.stksz = 0x2000;
t_ctsk.quantum = 10;
t_ctsk.itskpri = OSAL_PRI_NORMAL;
t_ctsk.name[0] = 'A';
t_ctsk.name[1] = 'S';
t_ctsk.name[2] = 'H';
t_ctsk.task = (FP)lib_ash_shell;
if(g_com_ash_id != OSAL_INVALID_ID)
{
osal_task_delete(g_com_ash_id);
}
g_com_ash_id = osal_task_create(&t_ctsk);
if (g_com_ash_id == OSAL_INVALID_ID)
return 1;
api_set_com_check_flag(COM_MONITOR_CHECK_PAUSE);
break;
}
}
else
break;
}
}
return 0;
}
UINT32 com_send2back_tm(unsigned char * buffer, UINT32 nLen, UINT32 nTimeOut)
{
UINT32 i;
INT8 tmp;
for(i=0;i<nLen;i++)
{
sci_write(p2p_uart_id, buffer[i]);
if(sci_read_tm(p2p_uart_id, &tmp, nTimeOut * 1000)!=SUCCESS)
{
return !SUCCESS;
}
if(tmp!= buffer[i])
{
return !SUCCESS;
}
}
return SUCCESS;
}
