target/linux/generic-2.6/files/crypto/ocf/kirkwood/mvHal/mv_hal/eth/mvEth.h

   1 /*******************************************************************************
   2 Copyright (C) Marvell International Ltd. and its affiliates
   3
   4 This software file (the "File") is owned and distributed by Marvell
   5 International Ltd. and/or its affiliates ("Marvell") under the following
   6 alternative licensing terms.  Once you have made an election to distribute the
   7 File under one of the following license alternatives, please (i) delete this
   8 introductory statement regarding license alternatives, (ii) delete the two
   9 license alternatives that you have not elected to use and (iii) preserve the
  10 Marvell copyright notice above.
  11
  12 ********************************************************************************
  13 Marvell Commercial License Option
  14
  15 If you received this File from Marvell and you have entered into a commercial
  16 license agreement (a "Commercial License") with Marvell, the File is licensed
  17 to you under the terms of the applicable Commercial License.
  18
  19 ********************************************************************************
  20 Marvell GPL License Option
  21
  22 If you received this File from Marvell, you may opt to use, redistribute and/or
  23 modify this File in accordance with the terms and conditions of the General
  24 Public License Version 2, June 1991 (the "GPL License"), a copy of which is
  25 available along with the File in the license.txt file or by writing to the Free
  26 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or
  27 on the worldwide web at http://www.gnu.org/licenses/gpl.txt.
  28
  29 THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED
  30 WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY
  31 DISCLAIMED.  The GPL License provides additional details about this warranty
  32 disclaimer.
  33 ********************************************************************************
  34 Marvell BSD License Option
  35
  36 If you received this File from Marvell, you may opt to use, redistribute and/or
  37 modify this File under the following licensing terms.
  38 Redistribution and use in source and binary forms, with or without modification,
  39 are permitted provided that the following conditions are met:
  40
  41     *   Redistributions of source code must retain the above copyright notice,
  42             this list of conditions and the following disclaimer.
  43
  44     *   Redistributions in binary form must reproduce the above copyright
  45         notice, this list of conditions and the following disclaimer in the
  46         documentation and/or other materials provided with the distribution.
  47
  48     *   Neither the name of Marvell nor the names of its contributors may be
  49         used to endorse or promote products derived from this software without
  50         specific prior written permission.
  51
  52 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  53 ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  54 WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  55 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
  56 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  57 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  58 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
  59 ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  60 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  61 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  62
  63 *******************************************************************************/
  64
  65 /*******************************************************************************
  66 * mvEth.h - Header File for : Ethernet Controller
  67 *
  68 * DESCRIPTION:
  69 *       This header file contains macros typedefs and function declaration for
  70 *       Marvell Gigabit Ethernet Controllers.
  71 *
  72 * DEPENDENCIES:
  73 *       None.
  74 *
  75 *******************************************************************************/
  76
  77 #ifndef __mvEth_h__
  78 #define __mvEth_h__
  79
  80 /* includes */
  81 #include "mvTypes.h"
  82 #include "mv802_3.h"
  83 #include "ctrlEnv/mvCtrlEnvLib.h"
  84 #include "ctrlEnv/mvCtrlEnvAddrDec.h"
  85 #include "eth/gbe/mvEthRegs.h"
  86 #include "mvSysHwConfig.h"
  87
  88 /* defines  */
  89
  90 #define MV_ETH_EXTRA_FRAGS_NUM      2
  91
  92
  93 typedef enum
  94 {
  95     MV_ETH_SPEED_AN,
  96     MV_ETH_SPEED_10,
  97     MV_ETH_SPEED_100,
  98     MV_ETH_SPEED_1000
  99
 100 } MV_ETH_PORT_SPEED;
 101
 102 typedef enum
 103 {
 104     MV_ETH_DUPLEX_AN,
 105     MV_ETH_DUPLEX_HALF,
 106     MV_ETH_DUPLEX_FULL
 107
 108 } MV_ETH_PORT_DUPLEX;
 109
 110 typedef enum
 111 {
 112     MV_ETH_FC_AN_ADV_DIS,
 113     MV_ETH_FC_AN_ADV_SYM,
 114     MV_ETH_FC_DISABLE,
 115     MV_ETH_FC_ENABLE
 116
 117 } MV_ETH_PORT_FC;
 118
 119 typedef enum
 120 {
 121     MV_ETH_PRIO_FIXED = 0,  /* Fixed priority mode */
 122     MV_ETH_PRIO_WRR   = 1   /* Weighted round robin priority mode */
 123 } MV_ETH_PRIO_MODE;
 124
 125 /* Ethernet port specific infomation */
 126 typedef struct
 127 {
 128     int     maxRxPktSize;
 129     int     rxDefQ;
 130     int     rxBpduQ;
 131     int     rxArpQ;
 132     int     rxTcpQ;
 133     int     rxUdpQ;
 134     int     ejpMode;
 135 } MV_ETH_PORT_CFG;
 136
 137 typedef struct
 138 {
 139     int     descrNum;
 140 } MV_ETH_RX_Q_CFG;
 141
 142 typedef struct
 143 {
 144     int         descrNum;
 145     MV_ETH_PRIO_MODE    prioMode;
 146     int         quota;
 147 } MV_ETH_TX_Q_CFG;
 148
 149 typedef struct
 150 {
 151     int     maxRxPktSize;
 152     int     rxDefQ;
 153     int     txDescrNum[MV_ETH_TX_Q_NUM];
 154     int     rxDescrNum[MV_ETH_RX_Q_NUM];
 155     void    *osHandle;
 156 } MV_ETH_PORT_INIT;
 157
 158 typedef struct
 159 {
 160     MV_BOOL             isLinkUp;
 161     MV_ETH_PORT_SPEED   speed;
 162     MV_ETH_PORT_DUPLEX  duplex;
 163     MV_ETH_PORT_FC      flowControl;
 164
 165 } MV_ETH_PORT_STATUS;
 166
 167 typedef enum
 168 {
 169         MV_ETH_DISABLE_HEADER_MODE = 0,
 170         MV_ETH_ENABLE_HEADER_MODE_PRI_2_1 = 1,
 171         MV_ETH_ENABLE_HEADER_MODE_PRI_DBNUM = 2,
 172         MV_ETH_ENABLE_HEADER_MODE_PRI_SPID = 3
 173 } MV_ETH_HEADER_MODE;
 174
 175
 176 /* ethernet.h API list */
 177 void        mvEthHalInit(void);
 178 void        mvEthMemAttrGet(MV_BOOL* pIsSram, MV_BOOL* pIsSwCoher);
 179
 180 /* Port Initalization routines */
 181 void*       mvEthPortInit (int port, MV_ETH_PORT_INIT *pPortInit);
 182 void        ethResetTxDescRing(void* pPortHndl, int queue);
 183 void        ethResetRxDescRing(void* pPortHndl, int queue);
 184
 185 void*       mvEthPortHndlGet(int port);
 186
 187 void        mvEthPortFinish(void* pEthPortHndl);
 188 MV_STATUS   mvEthPortDown(void* pEthPortHndl);
 189 MV_STATUS   mvEthPortDisable(void* pEthPortHndl);
 190 MV_STATUS   mvEthPortUp(void* pEthPortHndl);
 191 MV_STATUS   mvEthPortEnable(void* pEthPortHndl);
 192
 193 /* Port data flow routines */
 194 MV_PKT_INFO *mvEthPortForceTxDone(void* pEthPortHndl, int txQueue);
 195 MV_PKT_INFO *mvEthPortForceRx(void* pEthPortHndl, int rxQueue);
 196
 197 /* Port Configuration routines */
 198 MV_STATUS   mvEthDefaultsSet(void* pEthPortHndl);
 199 MV_STATUS   mvEthMaxRxSizeSet(void* pPortHndl, int maxRxSize);
 200
 201 /* Port RX MAC Filtering control routines */
 202 MV_U8       mvEthMcastCrc8Get(MV_U8* pAddr);
 203 MV_STATUS   mvEthRxFilterModeSet(void* pPortHndl, MV_BOOL isPromisc);
 204 MV_STATUS   mvEthMacAddrSet(void* pPortHandle, MV_U8* pMacAddr, int queue);
 205 MV_STATUS   mvEthMcastAddrSet(void* pPortHandle, MV_U8 *pAddr, int queue);
 206
 207 /* MIB Counters APIs */
 208 MV_U32      mvEthMibCounterRead(void* pPortHndl, unsigned int mibOffset,
 209                                MV_U32* pHigh32);
 210 void        mvEthMibCountersClear(void* pPortHandle);
 211
 212 /* TX Scheduling configuration routines */
 213 MV_STATUS   mvEthTxQueueConfig(void* pPortHandle, int txQueue,
 214                                MV_ETH_PRIO_MODE txPrioMode, int txQuota);
 215
 216 /* RX Dispatching configuration routines */
 217 MV_STATUS   mvEthBpduRxQueue(void* pPortHandle, int bpduQueue);
 218 MV_STATUS   mvEthVlanPrioRxQueue(void* pPortHandle, int vlanPrio, int vlanPrioQueue);
 219 MV_STATUS   mvEthTosToRxqSet(void* pPortHandle, int tos, int rxq);
 220 int         mvEthTosToRxqGet(void* pPortHandle, int tos);
 221
 222 /* Speed, Duplex, FlowControl routines */
 223 MV_STATUS   mvEthSpeedDuplexSet(void* pPortHandle, MV_ETH_PORT_SPEED speed,
 224                                                    MV_ETH_PORT_DUPLEX duplex);
 225
 226 MV_STATUS   mvEthFlowCtrlSet(void* pPortHandle, MV_ETH_PORT_FC flowControl);
 227
 228 #if (MV_ETH_VERSION >= 4)
 229 MV_STATUS   mvEthEjpModeSet(void* pPortHandle, int mode);
 230 #endif /* (MV_ETH_VERSION >= 4) */
 231
 232 void        mvEthStatusGet(void* pPortHandle, MV_ETH_PORT_STATUS* pStatus);
 233
 234 /* Marvell Header control               */
 235 MV_STATUS   mvEthHeaderModeSet(void* pPortHandle, MV_ETH_HEADER_MODE headerMode);
 236
 237 /* PHY routines */
 238 void       mvEthPhyAddrSet(void* pPortHandle, int phyAddr);
 239 int        mvEthPhyAddrGet(void* pPortHandle);
 240
 241 /* Power management routines */
 242 void        mvEthPortPowerDown(int port);
 243 void        mvEthPortPowerUp(int port);
 244
 245 /******************** ETH PRIVATE ************************/
 246
 247 /*#define UNCACHED_TX_BUFFERS*/
 248 /*#define UNCACHED_RX_BUFFERS*/
 249
 250
 251 /* Port attributes */
 252 /* Size of a Tx/Rx descriptor used in chain list data structure */
 253 #define ETH_RX_DESC_ALIGNED_SIZE        32
 254 #define ETH_TX_DESC_ALIGNED_SIZE        32
 255
 256 #define TX_DISABLE_TIMEOUT_MSEC     1000
 257 #define RX_DISABLE_TIMEOUT_MSEC     1000
 258 #define TX_FIFO_EMPTY_TIMEOUT_MSEC  10000
 259 #define PORT_DISABLE_WAIT_TCLOCKS   5000
 260
 261 /* Macros that save access to desc in order to find next desc pointer  */
 262 #define RX_NEXT_DESC_PTR(pRxDescr, pQueueCtrl)                              \
 263         ((pRxDescr) == (pQueueCtrl)->pLastDescr) ?                          \
 264                (ETH_RX_DESC*)((pQueueCtrl)->pFirstDescr) :                  \
 265                (ETH_RX_DESC*)(((MV_ULONG)(pRxDescr)) + ETH_RX_DESC_ALIGNED_SIZE)
 266
 267 #define TX_NEXT_DESC_PTR(pTxDescr, pQueueCtrl)                              \
 268         ((pTxDescr) == (pQueueCtrl)->pLastDescr) ?                          \
 269                (ETH_TX_DESC*)((pQueueCtrl)->pFirstDescr) :                  \
 270                (ETH_TX_DESC*)(((MV_ULONG)(pTxDescr)) + ETH_TX_DESC_ALIGNED_SIZE)
 271
 272 #define RX_PREV_DESC_PTR(pRxDescr, pQueueCtrl)                              \
 273         ((pRxDescr) == (pQueueCtrl)->pFirstDescr) ?                          \
 274                (ETH_RX_DESC*)((pQueueCtrl)->pLastDescr) :                  \
 275                (ETH_RX_DESC*)(((MV_ULONG)(pRxDescr)) - ETH_RX_DESC_ALIGNED_SIZE)
 276
 277 #define TX_PREV_DESC_PTR(pTxDescr, pQueueCtrl)                              \
 278         ((pTxDescr) == (pQueueCtrl)->pFirstDescr) ?                          \
 279                (ETH_TX_DESC*)((pQueueCtrl)->pLastDescr) :                  \
 280                (ETH_TX_DESC*)(((MV_ULONG)(pTxDescr)) - ETH_TX_DESC_ALIGNED_SIZE)
 281
 282
 283 /* Queue specific information */
 284 typedef struct
 285 {
 286     void*       pFirstDescr;
 287     void*       pLastDescr;
 288     void*       pCurrentDescr;
 289     void*       pUsedDescr;
 290     int         resource;
 291     MV_BUF_INFO descBuf;
 292 } ETH_QUEUE_CTRL;
 293
 294
 295 /* Ethernet port specific infomation */
 296 typedef struct _ethPortCtrl
 297 {
 298     int             portNo;
 299     ETH_QUEUE_CTRL  rxQueue[MV_ETH_RX_Q_NUM]; /* Rx ring resource  */
 300     ETH_QUEUE_CTRL  txQueue[MV_ETH_TX_Q_NUM]; /* Tx ring resource  */
 301
 302     MV_ETH_PORT_CFG portConfig;
 303     MV_ETH_RX_Q_CFG rxQueueConfig[MV_ETH_RX_Q_NUM];
 304     MV_ETH_TX_Q_CFG txQueueConfig[MV_ETH_TX_Q_NUM];
 305
 306     /* Register images - For DP */
 307     MV_U32          portTxQueueCmdReg;   /* Port active Tx queues summary    */
 308     MV_U32          portRxQueueCmdReg;   /* Port active Rx queues summary    */
 309
 310     MV_STATE        portState;
 311
 312     MV_U8           mcastCount[256];
 313     MV_U32*         hashPtr;
 314     void            *osHandle;
 315 } ETH_PORT_CTRL;
 316
 317 /************** MACROs ****************/
 318
 319 /* MACROs to Flush / Invalidate TX / RX Buffers */
 320 #if (ETHER_DRAM_COHER == MV_CACHE_COHER_SW) && !defined(UNCACHED_TX_BUFFERS)
 321 #   define ETH_PACKET_CACHE_FLUSH(pAddr, size)                                  \
 322         mvOsCacheClear(NULL, (pAddr), (size));                                  \
 323         /*CPU_PIPE_FLUSH;*/
 324 #else
 325 #   define ETH_PACKET_CACHE_FLUSH(pAddr, size)                                  \
 326         mvOsIoVirtToPhy(NULL, (pAddr));
 327 #endif /* ETHER_DRAM_COHER == MV_CACHE_COHER_SW */
 328
 329 #if ( (ETHER_DRAM_COHER == MV_CACHE_COHER_SW) && !defined(UNCACHED_RX_BUFFERS) )
 330 #   define ETH_PACKET_CACHE_INVALIDATE(pAddr, size)                             \
 331         mvOsCacheInvalidate (NULL, (pAddr), (size));                            \
 332         /*CPU_PIPE_FLUSH;*/
 333 #else
 334 #   define ETH_PACKET_CACHE_INVALIDATE(pAddr, size)
 335 #endif /* ETHER_DRAM_COHER == MV_CACHE_COHER_SW && !UNCACHED_RX_BUFFERS */
 336
 337 #ifdef ETH_DESCR_UNCACHED
 338
 339 #define ETH_DESCR_FLUSH_INV(pPortCtrl, pDescr)
 340 #define ETH_DESCR_INV(pPortCtrl, pDescr)
 341
 342 #else
 343
 344 #define ETH_DESCR_FLUSH_INV(pPortCtrl, pDescr)      \
 345         mvOsCacheLineFlushInv(pPortCtrl->osHandle, (MV_ULONG)(pDescr))
 346
 347 #define ETH_DESCR_INV(pPortCtrl, pDescr)            \
 348         mvOsCacheLineInv(pPortCtrl->osHandle, (MV_ULONG)(pDescr))
 349
 350 #endif /* ETH_DESCR_UNCACHED */
 351
 352 #include "eth/gbe/mvEthGbe.h"
 353
 354 #endif /* __mvEth_h__ */
 355
 356