diff options
Diffstat (limited to 'drivers/net/npe/IxEthDBUtil.c')
-rw-r--r-- | drivers/net/npe/IxEthDBUtil.c | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/drivers/net/npe/IxEthDBUtil.c b/drivers/net/npe/IxEthDBUtil.c new file mode 100644 index 0000000..e708bf1 --- /dev/null +++ b/drivers/net/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; +} |