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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 | |
cb3761ea | 16 | * SPDX-License-Identifier: BSD-3-Clause |
ba94a1bb WD |
17 | * @par |
18 | * -- End of Copyright Notice -- | |
19 | */ | |
20 | ||
21 | ||
22 | #include "IxFeatureCtrl.h" | |
23 | #include "IxEthDB_p.h" | |
24 | ||
25 | IX_ETH_DB_PUBLIC | |
26 | IxEthDBStatus ixEthDBSingleEthNpeCheck(IxEthDBPortId portID) | |
27 | { | |
28 | /* If not IXP42X A0 stepping, proceed to check for existence of coprocessors */ | |
29 | if ((IX_FEATURE_CTRL_SILICON_TYPE_A0 != | |
30 | (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK)) | |
31 | || (IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X != ixFeatureCtrlDeviceRead ())) | |
32 | { | |
33 | if ((portID == 0) && | |
34 | (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0) == | |
35 | IX_FEATURE_CTRL_COMPONENT_DISABLED)) | |
36 | { | |
37 | return IX_ETH_DB_FAIL; | |
38 | } | |
39 | ||
40 | if ((portID == 1) && | |
41 | (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH1) == | |
42 | IX_FEATURE_CTRL_COMPONENT_DISABLED)) | |
43 | { | |
44 | return IX_ETH_DB_FAIL; | |
45 | } | |
46 | ||
47 | if ((portID == 2) && | |
48 | (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_NPEA_ETH) == | |
49 | IX_FEATURE_CTRL_COMPONENT_DISABLED)) | |
50 | { | |
51 | return IX_ETH_DB_FAIL; | |
52 | } | |
53 | } | |
54 | ||
55 | return IX_ETH_DB_SUCCESS; | |
56 | } | |
57 | ||
58 | IX_ETH_DB_PUBLIC | |
59 | BOOL ixEthDBCheckSingleBitValue(UINT32 value) | |
60 | { | |
61 | #if (CPU != SIMSPARCSOLARIS) && !defined (__wince) | |
62 | UINT32 shift; | |
63 | ||
64 | /* use the count-leading-zeros XScale instruction */ | |
65 | __asm__ ("clz %0, %1\n" : "=r" (shift) : "r" (value)); | |
66 | ||
67 | return ((value << shift) == 0x80000000UL); | |
68 | ||
69 | #else | |
70 | ||
71 | while (value != 0) | |
72 | { | |
472d5460 YS |
73 | if (value == 1) return true; |
74 | else if ((value & 1) == 1) return false; | |
ba94a1bb WD |
75 | |
76 | value >>= 1; | |
77 | } | |
78 | ||
472d5460 | 79 | return false; |
ba94a1bb WD |
80 | |
81 | #endif | |
82 | } | |
83 | ||
84 | const char *mac2string(const unsigned char *mac) | |
85 | { | |
86 | static char str[19]; | |
87 | ||
88 | if (mac == NULL) | |
89 | { | |
90 | return NULL; | |
91 | } | |
92 | ||
93 | sprintf(str, "%02X:%02X:%02X:%02X:%02X:%02X", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); | |
94 | ||
95 | return str; | |
96 | } |