/* sysSerial.c - MagicARM2410 board serial device initialization */#include "copyright_wrs.h"#include "vxWorks.h"#include "iv.h"#include "intLib.h"#include "config.h"#include "sysLib.h"#include "s3c2410xSio.c"/* device initialization structure */typedef struct	{		UINT	vector;		UINT32*	baseAdrs;		UINT	intLevel;	}SYS_s3c2410x_CHAN_PARAS;/* Local data structures */LOCAL SYS_s3c2410x_CHAN_PARAS devParas[] =	{		{INT_VEC_UART_0, (UINT32 *)UART_0_BASE_ADR, INT_LVL_UART_0},		{INT_VEC_UART_1, (UINT32 *)UART_1_BASE_ADR, INT_LVL_UART_1}	};LOCAL s3c2410x_CHAN s3c2410xChan[N_s3c2410x_UART_CHANNELS];/* * Array of pointers to all serial channels configured in system. * See sioChanGet(). It is this array that maps channel pointers * to standard device names.  The first entry will become "/tyCo/0", * the second "/tyCo/1", and so forth. */SIO_CHAN* sysSioChans [] =	{		&s3c2410xChan[0].sio,	/* /tyCo/0 */		&s3c2410xChan[1].sio	/* /tyCo/1 */	};/* forward declarations *//* * sysSerialHwInit - initialize the BSP serial devices to a quiescent state * * This routine initializes the BSP serial device descriptors and puts the * devices in a quiesent state.  It is called from sysHwInit() with * interrupts locked. * * RETURNS: N/A * * SEE ALSO: sysHwInit() */void sysSerialHwInit (void){	int i;	for(i = 0; i < N_s3c2410x_UART_CHANNELS; i++)	{		s3c2410xChan[i].regs = devParas[i].baseAdrs;		s3c2410xChan[i].baudRate = CONSOLE_BAUD_RATE;		s3c2410xChan[i].xtal = UART_XTAL_FREQ;		s3c2410xChan[i].intLevelRx = devParas[i].intLevel;		s3c2410xChan[i].intLevelTx = devParas[i].intLevel;		/*		 * Initialise driver functions, getTxChar, putRcvChar and channelMode		 * and initialise UART		 */		s3c2410xSioDevInit(&s3c2410xChan[i]);	}}/* * sysSerialHwInit2 - connect BSP serial device interrupts * * This routine connects the BSP serial device interrupts.  It is called from * sysHwInit2().  Serial device interrupts could not be connected in * sysSerialHwInit() because the kernel memory allocator was not initialized * at that point, and intConnect() may call malloc(). * * RETURNS: N/A * * SEE ALSO: sysHwInit2() */void sysSerialHwInit2 (void){	int i;	for(i = 0; i < N_s3c2410x_UART_CHANNELS; i++)	{		/*		 * Connect and enable the interrupt.		 * We would like to check the return value from this and log a message		 * if it failed. However, logLib has not been initialised yet, so we		 * cannot log a message, so there's little point in checking it.		 */		(void)intConnect(					INUM_TO_IVEC(devParas[i].vector),					s3c2410xSioInt,					(int)&s3c2410xChan[i]				);		/*intEnable(devParas[i].intLevel);*/s3c2410xIntLvlEnable(devParas[i].intLevel);	}	}/* * sysSerialChanGet - get the SIO_CHAN device associated with a serial channel * * This routine returns a pointer to the SIO_CHAN device associated with * a specified serial channel.  It is called by usrRoot() to obtain * pointers when creating the system serial devices '/tyCo/x'.  It is also * used by the WDB agent to locate its serial channel. * * RETURNS: A pointer to the SIO_CHAN structure for the channel, or ERROR * if the channel is invalid. */SIO_CHAN* sysSerialChanGet	(		int channel         /* serial channel */	){	if(channel < 0 || channel >= (int)(NELEMENTS(sysSioChans)))	{		return (SIO_CHAN*)ERROR;	}	return sysSioChans[channel];}/* * sysSerialReset - reset the sio devices to a quiet state * * Reset all devices to prevent them from generating interrupts. * * This is called from sysToMonitor to shutdown the system gracefully before * transferring to the boot ROMs. * * RETURNS: N/A. */void sysSerialReset (void){	int i;	for(i = 0; i < N_s3c2410x_UART_CHANNELS; i++)	{		/* disable serial interrupts */		intDisable (devParas[i].intLevel);	}}