LOCAL int ttyClose
(
TYCO_DEV * pTyCoDev /* device to control */
)
{
if (!(--pTyCoDev->tyDev.numOpen))
sioIoctl (pTyCoDev->pSioChan, SIO_HUP, NULL);
return ((int) pTyCoDev);
}
LOCAL int ttyIoctl
(
TYCO_DEV * pTyCoDev, /* device to control */
int request, /* request code */
void * arg /* some argument */
)
{
int status;
if (request == FIOBAUDRATE)
return (sioIoctl (pTyCoDev->pSioChan, SIO_BAUD_SET, arg) == OK ?
OK : ERROR);
status = sioIoctl (pTyCoDev->pSioChan, request, arg);
if (status == ENOSYS)
return (tyIoctl (&pTyCoDev->tyDev, request, (int)arg));
return (status);
}
LOCAL int ttyOpen
(
TYCO_DEV * pTyCoDev, /* device to control */
char * name, /* device name */
int flags, /* flags */
int mode /* mode selected */
)
{
pTyCoDev->tyDev.numOpen++; /* increment number of open paths */
sioIoctl (pTyCoDev->pSioChan, SIO_OPEN, NULL);
return ((int) pTyCoDev);
}
STATUS ttyDevCreate
(
char * name, /* name to use for this device */
SIO_CHAN * pSioChan, /* pointer to core driver structure */
int rdBufSize, /* read buffer size, in bytes */
int wrtBufSize /* write buffer size, in bytes */
)
{
TYCO_DEV *pTyCoDev;
if (ttyDrvNum <= 0)
{
errnoSet (S_ioLib_NO_DRIVER);
return (ERROR);
}
if (pSioChan == (SIO_CHAN *) ERROR)
{
return (ERROR);
}
/* allocate memory for the device */
if ((pTyCoDev = (TYCO_DEV *) malloc (sizeof (TYCO_DEV))) == NULL)
return (ERROR);
/* initialize the ty descriptor */
if (tyDevInit (&pTyCoDev->tyDev, rdBufSize, wrtBufSize,
(FUNCPTR) ttyStartup) != OK)
{
free (pTyCoDev);
return (ERROR);
}
/* initialize the SIO_CHAN structure */
pTyCoDev->pSioChan = pSioChan;
sioCallbackInstall (pSioChan, SIO_CALLBACK_GET_TX_CHAR,
tyITx, (void *)pTyCoDev);
sioCallbackInstall (pSioChan, SIO_CALLBACK_PUT_RCV_CHAR,
tyIRd, (void *)pTyCoDev);
/* start the device cranking */
sioIoctl (pSioChan, SIO_MODE_SET, (void *)SIO_MODE_INT);
/* add the device to the I/O system */
return (iosDevAdd (&pTyCoDev->tyDev.devHdr, name, ttyDrvNum));
}
void sysSerialHwInit (void)
{
int i;
#ifndef BSP_CONFIG_HI3630
dev_paras[0].int_level = ((SRAM_SMALL_SECTIONS * )SRAM_SMALL_SECTIONS_ADDR)->UART_INFORMATION[1].interrupt_num;
dev_paras[0].base_addrs = (u32*)(((SRAM_SMALL_SECTIONS * )SRAM_SMALL_SECTIONS_ADDR)->UART_INFORMATION[1].base_addr);
dev_paras[0].vector = ((SRAM_SMALL_SECTIONS * )SRAM_SMALL_SECTIONS_ADDR)->UART_INFORMATION[1].interrupt_num;
#else
((SRAM_SMALL_SECTIONS * )SRAM_SMALL_SECTIONS_ADDR)->UART_INFORMATION[1].interrupt_num = dev_paras[0].int_level;
((SRAM_SMALL_SECTIONS * )SRAM_SMALL_SECTIONS_ADDR)->UART_INFORMATION[1].base_addr = (u32)dev_paras[0].base_addrs;
#endif
for (i = 0; i < AMBA_UART_CHANNELS_NUM; i++)
{
amba_chan[i].regs = dev_paras[i].base_addrs;
amba_chan[i].baud_rate = CONSOLE_BAUD_RATE;
amba_chan[i].xtal = UART_XTAL_FREQ;
amba_chan[i].level_rx = dev_paras[i].int_level;
amba_chan[i].level_tx = dev_paras[i].int_level;
/*
* Initialize driver functions, getTxChar, putRcvChar and channelMode
* and initialize UART
*/
balongv7r2_uart_init(&amba_chan[i]);
}
#ifdef INCLUDE_SIO_POLL
(BSP_VOID)sioIoctl (sysSioChans[SIO_POLL_CONSOLE], SIO_MODE_SET,
(void *) SIO_MODE_POLL);
_func_consoleOut = (FUNCPTR)sysSerialPollConsoleOut;
#endif /* INCLUDE_SIO_POLL */
}
