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https://github.com/AsahiLinux/u-boot
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cb3761ea99
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini Don't remove some copyrights by accident] Signed-off-by: Tom Rini <trini@ti.com>
96 lines
2.1 KiB
C
96 lines
2.1 KiB
C
/**
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* @file ethUtil.c
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*
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* @brief Utility functions
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*
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* @par
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* IXP400 SW Release version 2.0
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*
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* -- Copyright Notice --
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*
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* @par
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* Copyright 2001-2005, Intel Corporation.
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* All rights reserved.
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*
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* @par
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* SPDX-License-Identifier: BSD-3-Clause
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* @par
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* -- End of Copyright Notice --
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*/
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#include "IxFeatureCtrl.h"
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#include "IxEthDB_p.h"
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IX_ETH_DB_PUBLIC
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IxEthDBStatus ixEthDBSingleEthNpeCheck(IxEthDBPortId portID)
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{
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/* If not IXP42X A0 stepping, proceed to check for existence of coprocessors */
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if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 !=
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(ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK))
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|| (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ()))
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{
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if ((portID == 0) &&
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(ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0) ==
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IX_FEATURE_CTRL_COMPONENT_DISABLED))
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{
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return IX_ETH_DB_FAIL;
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}
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if ((portID == 1) &&
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(ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH1) ==
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IX_FEATURE_CTRL_COMPONENT_DISABLED))
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{
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return IX_ETH_DB_FAIL;
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}
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if ((portID == 2) &&
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(ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA_ETH) ==
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IX_FEATURE_CTRL_COMPONENT_DISABLED))
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{
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return IX_ETH_DB_FAIL;
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}
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}
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return IX_ETH_DB_SUCCESS;
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}
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IX_ETH_DB_PUBLIC
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BOOL ixEthDBCheckSingleBitValue(UINT32 value)
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{
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#if (CPU != SIMSPARCSOLARIS) && !defined (__wince)
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UINT32 shift;
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/* use the count-leading-zeros XScale instruction */
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__asm__ ("clz %0, %1\n" : "=r" (shift) : "r" (value));
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return ((value << shift) == 0x80000000UL);
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#else
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while (value != 0)
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{
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if (value == 1) return true;
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else if ((value & 1) == 1) return false;
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value >>= 1;
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}
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return false;
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#endif
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}
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const char *mac2string(const unsigned char *mac)
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{
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static char str[19];
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if (mac == NULL)
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{
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return NULL;
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}
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sprintf(str, "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
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return str;
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}
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