diff options
Diffstat (limited to 'cpu/ixp/npe/IxEthDBUtil.c')
| -rw-r--r-- | cpu/ixp/npe/IxEthDBUtil.c | 120 | 
1 files changed, 120 insertions, 0 deletions
| diff --git a/cpu/ixp/npe/IxEthDBUtil.c b/cpu/ixp/npe/IxEthDBUtil.c new file mode 100644 index 000000000..e708bf1bc --- /dev/null +++ b/cpu/ixp/npe/IxEthDBUtil.c @@ -0,0 +1,120 @@ +/** + * @file ethUtil.c + * + * @brief Utility functions + *  + * @par + * IXP400 SW Release version 2.0 + *  + * -- Copyright Notice -- + *  + * @par + * Copyright 2001-2005, Intel Corporation. + * All rights reserved. + *  + * @par + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + *    notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + *    notice, this list of conditions and the following disclaimer in the + *    documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Intel Corporation nor the names of its contributors + *    may be used to endorse or promote products derived from this software + *    without specific prior written permission. + *  + * @par + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + *  + * @par + * -- End of Copyright Notice -- + */ + + +#include "IxFeatureCtrl.h" +#include "IxEthDB_p.h" + +IX_ETH_DB_PUBLIC +IxEthDBStatus ixEthDBSingleEthNpeCheck(IxEthDBPortId portID) +{ +    /* If not IXP42X A0 stepping, proceed to check for existence of coprocessors */  +    if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=  +        (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK)) +        || (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ())) +    {   +        if ((portID == 0) &&  +            (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0) == +             IX_FEATURE_CTRL_COMPONENT_DISABLED)) +        { +	    return IX_ETH_DB_FAIL; +        } + +        if ((portID == 1) && +            (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH1) == +             IX_FEATURE_CTRL_COMPONENT_DISABLED)) +        { +	    return IX_ETH_DB_FAIL;	     +        } + +        if ((portID == 2) && +            (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA_ETH) == +             IX_FEATURE_CTRL_COMPONENT_DISABLED)) +        { +	    return IX_ETH_DB_FAIL;	     +        } +    } +     +    return IX_ETH_DB_SUCCESS; +} + +IX_ETH_DB_PUBLIC +BOOL ixEthDBCheckSingleBitValue(UINT32 value) +{ +#if (CPU != SIMSPARCSOLARIS) && !defined (__wince) +    UINT32 shift; +     +    /* use the count-leading-zeros XScale instruction */ +    __asm__ ("clz %0, %1\n" : "=r" (shift) : "r" (value)); +     +    return ((value << shift) == 0x80000000UL); +     +#else +	 +    while (value != 0) +    { +        if (value == 1) return TRUE; +        else if ((value & 1) == 1) return FALSE; + +        value >>= 1; +    } +     +    return FALSE; + +#endif +} + +const char *mac2string(const unsigned char *mac) +{ +  static char str[19]; +   +  if (mac == NULL) +  { +    return NULL; +  }   + +  sprintf(str, "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); + +  return str; +} |