syslib.c

Tornado 2.0 BSP for HaeDong HD860-R3 韩国HaeDong公司开发的基于Motorola的MPC860处理器的开发板的BSP

    /* Set port B -> RTS1 = *TENA                                           */
    /*                                                                      */

    *PBPAR( vxImmrGet() ) &= ~(0x1000);
}

/****************************************************************************/
/*                                                                          */
/* Function : sysCpmEnetIntDisable( int unit )                              */
/*                                                                          */
/* Purpose. : Disabls the Ethernet interface interrupt                      */
/*                                                                          */
/* Returns. : None                                                          */
/*                                                                          */
/* Notes... : None                                                          */
/*                                                                          */
/****************************************************************************/

void sysCpmEnetIntDisable
    (
       int  unit      /* not used - only slave SCC1 is wired to port        */
    )
{
    *CIMR( vxImmrGet() ) &= ~CIMR_SCC1;
}

/****************************************************************************/
/*                                                                          */
/* Function : sysCpmEnetEnable( int unit )                                  */
/*                                                                          */
/* Purpose. : Enables the ethernet controller.                              */
/*                                                                          */
/* Returns. : OK                                                            */
/*                                                                          */
/* Notes... : None                                                          */
/*                                                                          */
/****************************************************************************/

#ifdef  INCLUDE_CPM

STATUS sysCpmEnetEnable
    (
       int  unit    /* not used - only slave SCC1 is wired to port */
    )
{
    /*                                                                      */
    /* Get the location of the IMMR register.                               */
    /*                                                                      */
    int immrVal = vxImmrGet();

    /*                                                                      */
    /* Set up ports                                                         */
    /*                                                                      */

    *PCPAR( immrVal ) &= ~(0x0030);
    *PCDIR( immrVal ) &= ~(0x0030);
    *PCSO ( immrVal ) |=  (0x0030);

    /*                                                                      */
    /* Connect SCC1 clocks and enable NMSI mode.                            */
    /*                                                                      */
    
#if SCC1_TCLK_CLK4
	/* CLK2:RCLK, CLK4:TCLK */	
	
	*PAPAR( immrVal ) |=  (0x0a03);       
    *PADIR( immrVal ) &= ~(0x0a03);   

    *SICR( immrVal )  |=  (0x0000002f);
    *SICR( immrVal )  &= ~(0x00000040);
#endif
    
#if SCC1_TCLK_CLK1
   	/* CLK2:RCLK, CLK1:TCLK */	
   	
	*PAPAR( immrVal ) |=  (0x0303);       
    *PADIR( immrVal ) &= ~(0x0303);

    *SICR( immrVal )  |=  (0x0000002c);
    *SICR( immrVal )  &= ~(0x00000040);
#endif

    /*                                                                      */
    /* Set port B -> *RTS1 = TENA                                           */
    /*                                                                      */

    *PBPAR( immrVal ) |= 0x00001000;
    *PBDIR( immrVal ) |= 0x00001000;

    return( OK ) ;
}

#endif  /* INCLUDE_CPM */

/****************************************************************************/
/*                                                                          */
/* Function : sysCpmEnetAddrGet( int unit , UINT8 * addr )                  */
/*                                                                          */
/* Purpose. : Gets the 6 byte ethernet address used by the ethernet device. */
/*                                                                          */
/* Returns. : OK                                                            */
/*                                                                          */
/* Notes... : None                                                          */
/*                                                                          */
/****************************************************************************/

#ifdef  INCLUDE_CPM

STATUS sysCpmEnetAddrGet
    (
       int  unit ,       /* not used - only slave SCC1 is wired to port     */
       UINT8 *  addr     /* LOcation address is returned in                 */
    )
{
    /*                                                                      */
    /* Just copy the address from the locally stored data space             */
    /*                                                                      */

    bcopy ((char *) sysCpmEnetAddr, (char *) addr, sizeof (sysCpmEnetAddr));

    return( OK ) ;
}

#endif  /* INCLUDE_CPM */

/****************************************************************************/
/*                                                                          */
/* Function : sysCpmEnetCommand( int unit , UINT16 command )                */
/*                                                                          */
/* Purpose. : Issues a command code to the ethernet controller.             */
/*                                                                          */
/* Returns. : OK                                                            */
/*                                                                          */
/* Notes... : None                                                          */
/*                                                                          */
/****************************************************************************/

#ifdef  INCLUDE_CPM

STATUS sysCpmEnetCommand
    (
       int  unit,         /* not used - only slave SCC1 is wired to port    */
       UINT16   command   /* Command to be issued                           */
    )
{
    /*                                                                      */
    /* Get the location of the IMMR register.                               */
    /*                                                                      */

    int immrVal = vxImmrGet();

    /*                                                                      */
    /* Actually issue the command.                                          */
    /*                                                                      */

    while ( *CPCR( immrVal ) & CPM_CR_FLG ) ;

    *CPCR( immrVal ) = CPM_CR_CHANNEL_SCC1 | command | CPM_CR_FLG;

    /*                                                                      */
    /* See if the command has been accepted.                                */
    /*                                                                      */

    while ( *CPCR( immrVal ) & CPM_CR_FLG )
    {}

    return( OK );
}

#endif  /* INCLUDE_CPM */

/****************************************************************************/
/*                                                                          */
/* Function : sysCpmEnetIntEnable( int unit )                               */
/*                                                                          */
/* Purpose. : Enables the ethernet interface interrupt.                     */
/*                                                                          */
/* Returns. : None                                                          */
/*                                                                          */
/* Notes... : None                                                          */
/*                                                                          */
/****************************************************************************/

#ifdef  INCLUDE_CPM

void sysCpmEnetIntEnable
    (
       int  unit      /* not used - only slave SCC1 is wired to port    */
    )
{
    *CIMR( vxImmrGet() ) |= CIMR_SCC1;
}

#endif  /* INCLUDE_CPM */

/****************************************************************************/
/*                                                                          */
/* Function : sysCpmEnetIntClear( int unit )                                */
/*                                                                          */
/* Purpose. : Clears the interrupt for the given ethernet interface.        */
/*                                                                          */
/* Returns. : None                                                          */
/*                                                                          */
/* Notes... : None                                                          */
/*                                                                          */
/****************************************************************************/

#ifdef  INCLUDE_CPM

void sysCpmEnetIntClear
    (
       int  unit      /* not used - only slave SCC1 is wired to port    */
    )
{
    *CISR( vxImmrGet() ) = CISR_SCC1;
}

#endif  /* INCLUDE_CPM */

/*
static unsigned char dataTestW[NV_RAM_SIZE];
static unsigned char dataTestR[NV_RAM_SIZE];

void nvRamTest(void)
    {
    int x;

    for(x = 0; x < NV_RAM_SIZE; x++)
        dataTestW[x] = x;

    sysNvRamSet( dataTestW, NV_RAM_SIZE, 0);
    sysNvRamGet( dataTestR, NV_RAM_SIZE, 0);

    for(x = 0; x < NV_RAM_SIZE; x++)
        if( dataTestW[x] != dataTestR[x] )
            printf("\n %d != %d", dataTestW[x], dataTestR[x]);
    }
*/