sysnet.c

MPC5200 BSP 支持ATA,USB, I2C,扩展网口

/* sysNet.c - system network interface support library */

/*

DESCRIPTION

This library contains board-specific routines for network subsystems.

*/

#if defined (INCLUDE_NETWORK)

/* includes */

#include "copyright_wrs.h"
#include "vxWorks.h"
#include "taskLib.h"
#include "sysLib.h"
#include "config.h"

#ifdef INCLUDE_FEC_END
/* set the following array to a unique Ethernet hardware address */
unsigned char sysFecEnetAddr [6] = {0x08, 0x00, 0x3e, 0x32, 0x53, 0x22};

IMPORT STATUS sysFecEnetDisable (UINT32 fecBaseaddr);

#include "end.h"
#include "drv/end/m5200FecEnd.h"
#endif /* INCLUDE_FEC_END */

#ifdef INCLUDE_FEI_END
#include "sysFei82557End.c"
#endif /* INCLUDE_FEI_END */

#if defined(INCLUDE_PCI) && defined(INCLUDE_EL_3C90X_END)

#include "sysEl3c90xEnd.c"           /* el3c90xEnd support routines  */

#endif

/***********************************************************************
*
* sysNetHwInit - initialize the network interface
*
* This routine initializes the network hardware to a quiescent state.  It
* does not connect interrupts.
*
* Only polled mode operation is possible after calling this routine.
* Interrupt mode operation is possible after the memory system has been
* initialized and sysNetHwInit2() has been called.
*
* RETURNS: N/A
*
* SEE ALSO: sysHwInit()
*/

void sysNetHwInit 
    (
    void
    )
    {
#ifdef INCLUDE_FEI_END
    sys557PciInit ();     /* Intel 82557/9 device */
#endif /* INCLUDE_FEI_END */

#ifdef INCLUDE_EL_3C90X_END
    sysEl3c90xPciInit ();		/* 3COM 3C90x device */
#endif /* INCLUDE_LN_97X_END */

#ifdef INCLUDE_FEC_END
    /* disable the FEC */
    sysFecEnetDisable ( (UINT32)ETH_BASE_ADRS );

    {
    ULONG	 *  pStdPortConfig;

    pStdPortConfig = (ULONG *)(GPIO_STD_BASE_ADRS + GPIO_STD_PORT_CONFIG);

    *pStdPortConfig &= ~GPIO_STD_PC_ETH_MASK;
    *pStdPortConfig |= GPIO_STD_PC_ETH_18WIRE;
    }
#endif /* INCLUDE_FEC_END */
    }

/***********************************************************************
*
* sysNetHwInit2 - initialize additional features of the network interface
*
* This routine completes initialization needed for interrupt mode operation
* of the network device drivers.  Interrupt handlers can be connected.
* Interrupt or DMA operations can begin.
*
* RETURNS: N/A
*
* SEE ALSO: sysHwInit2()
*/

void sysNetHwInit2 
    (
    void
    )
    {
    }

#ifdef INCLUDE_FEC_END

/*******************************************************************************
*
* sysFecEnetEnable - enable the MII interface of the Fast Ethernet controller
*
* This routine is expected to perform any target specific functions required
* to enable the Ethernet device and the MII interface of the Fast Ethernet 
* controller. None required here
*
* This routine does not enable the 7-wire serial interface.
*
* RETURNS: OK, or ERROR if the Fast Ethernet controller cannot be enabled.
*/

STATUS sysFecEnetEnable
    (
    UINT32	fecBaseAddr	/* base address of the on-chip RAM */
    )
    {
    return (OK);
    }

/*******************************************************************************
*
* sysFecEnetDisable - disable MII interface to the Fast Ethernet controller
*
* This routine is expected to perform any target specific functions required
* to disable the Ethernet device and the MII interface to the Fast Ethernet 
* controller.  This involves restoring the default values for all the Port 
* signals.
*
* RETURNS: OK, always.
*/

STATUS sysFecEnetDisable
    (
    UINT32	fecBaseAddr	/* base address of the on-chip RAM */
    )
    {
    int intLevel = intLock();

    /* volatile UINT32 *FEC_END_CTRL = (volatile UINT32 *)((void *)(fecBaseAddr + FEC_END_CTRL_OFF)); */

    /* disable the Ethernet device for the FEC */

    /* *FEC_END_CTRL = 0;  remove ETHER_EN */

    intUnlock (intLevel);

    return (OK);
    }

/******************************************************************************
*
* sysEnetAddrGet - get the hardware Ethernet address
*
* This routine provides the six byte Ethernet hardware address that will be
* used by each individual Fast Ethernet device unit.  This routine must copy
* the six byte address to the space provided by <addr>.
*
* RETURNS: OK, or ERROR if the Ethernet address cannot be returned.
*/

STATUS sysEnetAddrGet
    (
    UINT32	fecBaseAddr,	/* base address of the on-chip RAM */
    UCHAR *	addr		/* where to copy the Ethernet address */
    )
    {
    bcopy ((char *) sysFecEnetAddr, (char *) addr, sizeof (sysFecEnetAddr));

    return (OK);
    }

/******************************************************************************
*
* sysEnetAddrSet - set the hardware Ethernet address
*
* This routine modifies the six byte Ethernet hardware address that will be
* used by each individual Fast Ethernet device unit.  This routine must copy
* the six byte address from the space provided by <addr>.
*
* RETURNS: OK, or ERROR if the Ethernet address cannot be changed.
*/

STATUS sysEnetAddrSet
    (
    UINT32	fecBaseAddr,	/* base address of the on-chip RAM */
    UCHAR *	addr		/* where to get the new Ethernet address */
    )
    {
    bcopy ((char *) addr, (char *) sysFecEnetAddr, sizeof (sysFecEnetAddr));

    return (OK);
    }

#endif /* INCLUDE_FEC_END */


#endif /* INCLUDE_NETWORK */