blob: d981649da685acef037a196391a9e80664ae6cc1 [file] [log] [blame]
Wolfgang Denkba94a1b2006-05-30 15:56:48 +02001/**
2 * @file IxEthAcc.c
3 *
4 * @author Intel Corporation
5 * @date 20-Feb-2001
6 *
7 * @brief This file contains the implementation of the IXP425 Ethernet Access Component
8 *
9 * Design Notes:
10 *
11 * @par
12 * IXP400 SW Release version 2.0
13 *
14 * -- Copyright Notice --
15 *
16 * @par
17 * Copyright 2001-2005, Intel Corporation.
18 * All rights reserved.
19 *
20 * @par
21 * Redistribution and use in source and binary forms, with or without
22 * modification, are permitted provided that the following conditions
23 * are met:
24 * 1. Redistributions of source code must retain the above copyright
25 * notice, this list of conditions and the following disclaimer.
26 * 2. Redistributions in binary form must reproduce the above copyright
27 * notice, this list of conditions and the following disclaimer in the
28 * documentation and/or other materials provided with the distribution.
29 * 3. Neither the name of the Intel Corporation nor the names of its contributors
30 * may be used to endorse or promote products derived from this software
31 * without specific prior written permission.
32 *
33 * @par
34 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
35 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
38 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44 * SUCH DAMAGE.
45 *
46 * @par
47 * -- End of Copyright Notice --
48 */
49
50
51
52#include "IxEthAcc.h"
53#ifdef CONFIG_IXP425_COMPONENT_ETHDB
54#include "IxEthDB.h"
55#endif
56#include "IxFeatureCtrl.h"
57
58#include "IxEthAcc_p.h"
59#include "IxEthAccMac_p.h"
60#include "IxEthAccMii_p.h"
61
62/**
63 * @addtogroup IxEthAcc
64 *@{
65 */
66
67
68/**
69 * @brief System-wide information data strucure.
70 *
71 * @ingroup IxEthAccPri
72 *
73 */
74
75IxEthAccInfo ixEthAccDataInfo;
76extern PUBLIC IxEthAccMacState ixEthAccMacState[];
77extern PUBLIC IxOsalMutex ixEthAccControlInterfaceMutex;
78
79/**
80 * @brief System-wide information
81 *
82 * @ingroup IxEthAccPri
83 *
84 */
85BOOL ixEthAccServiceInit = FALSE;
86
87/* global filtering bit mask */
88PUBLIC UINT32 ixEthAccNewSrcMask;
89
90/**
91 * @brief Per port information data strucure.
92 *
93 * @ingroup IxEthAccPri
94 *
95 */
96
97IxEthAccPortDataInfo ixEthAccPortData[IX_ETH_ACC_NUMBER_OF_PORTS];
98
99PUBLIC IxEthAccStatus ixEthAccInit()
100{
101#ifdef CONFIG_IXP425_COMPONENT_ETHDB
102 /*
103 * Initialize Control plane
104 */
105 if (ixEthDBInit() != IX_ETH_ACC_SUCCESS)
106 {
107 IX_ETH_ACC_WARNING_LOG("ixEthAccInit: EthDB init failed\n", 0, 0, 0, 0, 0, 0);
108
109 return IX_ETH_ACC_FAIL;
110 }
111#endif
112
113 if (IX_FEATURE_CTRL_SWCONFIG_ENABLED == ixFeatureCtrlSwConfigurationCheck (IX_FEATURECTRL_ETH_LEARNING))
114 {
115 ixEthAccNewSrcMask = (~0); /* want all the bits */
116 }
117 else
118 {
119 ixEthAccNewSrcMask = (~IX_ETHACC_NE_NEWSRCMASK); /* want all but the NewSrc bit */
120 }
121
122 /*
123 * Initialize Data plane
124 */
125 if ( ixEthAccInitDataPlane() != IX_ETH_ACC_SUCCESS )
126 {
127 IX_ETH_ACC_WARNING_LOG("ixEthAccInit: data plane init failed\n", 0, 0, 0, 0, 0, 0);
128
129 return IX_ETH_ACC_FAIL;
130 }
131
132
133 if ( ixEthAccQMgrQueuesConfig() != IX_ETH_ACC_SUCCESS )
134 {
135 IX_ETH_ACC_WARNING_LOG("ixEthAccInit: queue config failed\n", 0, 0, 0, 0, 0, 0);
136
137 return IX_ETH_ACC_FAIL;
138 }
139
140 /*
141 * Initialize MII
142 */
143 if ( ixEthAccMiiInit() != IX_ETH_ACC_SUCCESS )
144 {
145 IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Mii init failed\n", 0, 0, 0, 0, 0, 0);
146
147 return IX_ETH_ACC_FAIL;
148 }
149
150 /*
151 * Initialize MAC I/O memory
152 */
153 if (ixEthAccMacMemInit() != IX_ETH_ACC_SUCCESS)
154 {
155 IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Mac init failed\n", 0, 0, 0, 0, 0, 0);
156
157 return IX_ETH_ACC_FAIL;
158 }
159
160 /*
161 * Initialize control plane interface lock
162 */
163 if (ixOsalMutexInit(&ixEthAccControlInterfaceMutex) != IX_SUCCESS)
164 {
165 IX_ETH_ACC_WARNING_LOG("ixEthAccInit: Control plane interface lock initialization failed\n", 0, 0, 0, 0, 0, 0);
166
167 return IX_ETH_ACC_FAIL;
168 }
169
170 /* initialiasation is complete */
171 ixEthAccServiceInit = TRUE;
172
173 return IX_ETH_ACC_SUCCESS;
174
175}
176
177PUBLIC void ixEthAccUnload(void)
178{
179 IxEthAccPortId portId;
180
181 if ( IX_ETH_ACC_IS_SERVICE_INITIALIZED() )
182 {
183 /* check none of the port is still active */
184 for (portId = 0; portId < IX_ETH_ACC_NUMBER_OF_PORTS; portId++)
185 {
186 if ( IX_ETH_IS_PORT_INITIALIZED(portId) )
187 {
188 if (ixEthAccMacState[portId].portDisableState == ACTIVE)
189 {
190 IX_ETH_ACC_WARNING_LOG("ixEthAccUnload: port %u still active, bail out\n", portId, 0, 0, 0, 0, 0);
191 return;
192 }
193 }
194 }
195
196 /* unmap the memory areas */
197 ixEthAccMiiUnload();
198 ixEthAccMacUnload();
199
200 /* set all ports as uninitialized */
201 for (portId = 0; portId < IX_ETH_ACC_NUMBER_OF_PORTS; portId++)
202 {
203 ixEthAccPortData[portId].portInitialized = FALSE;
204 }
205
206 /* uninitialize the service */
207 ixEthAccServiceInit = FALSE;
208 }
209}
210
211PUBLIC IxEthAccStatus ixEthAccPortInit( IxEthAccPortId portId)
212{
213
214 IxEthAccStatus ret=IX_ETH_ACC_SUCCESS;
215
216 if ( ! IX_ETH_ACC_IS_SERVICE_INITIALIZED() )
217 {
218 return(IX_ETH_ACC_FAIL);
219 }
220
221 /*
222 * Check for valid port
223 */
224
225 if ( ! IX_ETH_ACC_IS_PORT_VALID(portId) )
226 {
227 return (IX_ETH_ACC_INVALID_PORT);
228 }
229
230 if (IX_ETH_ACC_SUCCESS != ixEthAccSingleEthNpeCheck(portId))
231 {
232 IX_ETH_ACC_WARNING_LOG("EthAcc: Unavailable Eth %d: Cannot initialize Eth port.\n",(INT32) portId,0,0,0,0,0);
233 return IX_ETH_ACC_SUCCESS ;
234 }
235
236 if ( IX_ETH_IS_PORT_INITIALIZED(portId) )
237 {
238 /* Already initialized */
239 return(IX_ETH_ACC_FAIL);
240 }
241
242 if(ixEthAccMacInit(portId)!=IX_ETH_ACC_SUCCESS)
243 {
244 return IX_ETH_ACC_FAIL;
245 }
246
247 /*
248 * Set the port init flag.
249 */
250
251 ixEthAccPortData[portId].portInitialized = TRUE;
252
253#ifdef CONFIG_IXP425_COMPONENT_ETHDB
254 /* init learning/filtering database structures for this port */
255 ixEthDBPortInit(portId);
256#endif
257
258 return(ret);
259}
260
261