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ba94a1bb WD |
1 | /** |
2 | * @file ethUtil.c | |
3 | * | |
4 | * @brief Utility functions | |
5 | * | |
6 | * @par | |
7 | * IXP400 SW Release version 2.0 | |
8 | * | |
9 | * -- Copyright Notice -- | |
10 | * | |
11 | * @par | |
12 | * Copyright 2001-2005, Intel Corporation. | |
13 | * All rights reserved. | |
14 | * | |
15 | * @par | |
16 | * Redistribution and use in source and binary forms, with or without | |
17 | * modification, are permitted provided that the following conditions | |
18 | * are met: | |
19 | * 1. Redistributions of source code must retain the above copyright | |
20 | * notice, this list of conditions and the following disclaimer. | |
21 | * 2. Redistributions in binary form must reproduce the above copyright | |
22 | * notice, this list of conditions and the following disclaimer in the | |
23 | * documentation and/or other materials provided with the distribution. | |
24 | * 3. Neither the name of the Intel Corporation nor the names of its contributors | |
25 | * may be used to endorse or promote products derived from this software | |
26 | * without specific prior written permission. | |
27 | * | |
28 | * @par | |
29 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' | |
30 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
31 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
32 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE | |
33 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
34 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
35 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
36 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
37 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
38 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
39 | * SUCH DAMAGE. | |
40 | * | |
41 | * @par | |
42 | * -- End of Copyright Notice -- | |
43 | */ | |
44 | ||
45 | ||
46 | #include "IxFeatureCtrl.h" | |
47 | #include "IxEthDB_p.h" | |
48 | ||
49 | IX_ETH_DB_PUBLIC | |
50 | IxEthDBStatus ixEthDBSingleEthNpeCheck(IxEthDBPortId portID) | |
51 | { | |
52 | /* If not IXP42X A0 stepping, proceed to check for existence of coprocessors */ | |
53 | if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 != | |
54 | (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK)) | |
55 | || (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ())) | |
56 | { | |
57 | if ((portID == 0) && | |
58 | (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0) == | |
59 | IX_FEATURE_CTRL_COMPONENT_DISABLED)) | |
60 | { | |
61 | return IX_ETH_DB_FAIL; | |
62 | } | |
63 | ||
64 | if ((portID == 1) && | |
65 | (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH1) == | |
66 | IX_FEATURE_CTRL_COMPONENT_DISABLED)) | |
67 | { | |
68 | return IX_ETH_DB_FAIL; | |
69 | } | |
70 | ||
71 | if ((portID == 2) && | |
72 | (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA_ETH) == | |
73 | IX_FEATURE_CTRL_COMPONENT_DISABLED)) | |
74 | { | |
75 | return IX_ETH_DB_FAIL; | |
76 | } | |
77 | } | |
78 | ||
79 | return IX_ETH_DB_SUCCESS; | |
80 | } | |
81 | ||
82 | IX_ETH_DB_PUBLIC | |
83 | BOOL ixEthDBCheckSingleBitValue(UINT32 value) | |
84 | { | |
85 | #if (CPU != SIMSPARCSOLARIS) && !defined (__wince) | |
86 | UINT32 shift; | |
87 | ||
88 | /* use the count-leading-zeros XScale instruction */ | |
89 | __asm__ ("clz %0, %1\n" : "=r" (shift) : "r" (value)); | |
90 | ||
91 | return ((value << shift) == 0x80000000UL); | |
92 | ||
93 | #else | |
94 | ||
95 | while (value != 0) | |
96 | { | |
472d5460 YS |
97 | if (value == 1) return true; |
98 | else if ((value & 1) == 1) return false; | |
ba94a1bb WD |
99 | |
100 | value >>= 1; | |
101 | } | |
102 | ||
472d5460 | 103 | return false; |
ba94a1bb WD |
104 | |
105 | #endif | |
106 | } | |
107 | ||
108 | const char *mac2string(const unsigned char *mac) | |
109 | { | |
110 | static char str[19]; | |
111 | ||
112 | if (mac == NULL) | |
113 | { | |
114 | return NULL; | |
115 | } | |
116 | ||
117 | sprintf(str, "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); | |
118 | ||
119 | return str; | |
120 | } |