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/**
* @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
* SPDX-License-Identifier: BSD-3-Clause
* @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;
}
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