drivers/net/kirkwood_egiga.h

   1 /*
   2  * (C) Copyright 2009
   3  * Marvell Semiconductor <www.marvell.com>
   4  * Written-by: Prafulla Wadaskar <prafulla@marvell.com>
   5  *
   6  * based on - Driver for MV64360X ethernet ports
   7  * Copyright (C) 2002 rabeeh@galileo.co.il
   8  *
   9  * See file CREDITS for list of people who contributed to this
  10  * project.
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License as
  14  * published by the Free Software Foundation; either version 2 of
  15  * the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  25  * MA 02110-1301 USA
  26  */
  27
  28 #ifndef __EGIGA_H__
  29 #define __EGIGA_H__
  30
  31 #define MAX_KWGBE_DEVS  2       /*controller has two ports */
  32
  33 /* PHY_BASE_ADR is board specific and can be configured */
  34 #if defined (CONFIG_PHY_BASE_ADR)
  35 #define PHY_BASE_ADR            CONFIG_PHY_BASE_ADR
  36 #else
  37 #define PHY_BASE_ADR            0x08    /* default phy base addr */
  38 #endif
  39
  40 /* Constants */
  41 #define INT_CAUSE_UNMASK_ALL            0x0007ffff
  42 #define INT_CAUSE_UNMASK_ALL_EXT        0x0011ffff
  43 #define MRU_MASK                        0xfff1ffff
  44 #define PHYADR_MASK                     0x0000001f
  45 #define PHYREG_MASK                     0x0000001f
  46 #define QTKNBKT_DEF_VAL                 0x3fffffff
  47 #define QMTBS_DEF_VAL                   0x000003ff
  48 #define QTKNRT_DEF_VAL                  0x0000fcff
  49 #define RXUQ    0 /* Used Rx queue */
  50 #define TXUQ    0 /* Used Rx queue */
  51
  52 #define to_dkwgbe(_kd) container_of(_kd, struct kwgbe_device, dev)
  53 #define KWGBEREG_WR(adr, val)           writel(val, &adr)
  54 #define KWGBEREG_RD(adr)                readl(&adr)
  55 #define KWGBEREG_BITS_RESET(adr, val)   writel(readl(&adr) & ~(val), &adr)
  56 #define KWGBEREG_BITS_SET(adr, val)     writel(readl(&adr) | val, &adr)
  57
  58 /* Default port configuration value */
  59 #define PRT_CFG_VAL                     ( \
  60         KWGBE_UCAST_MOD_NRML            | \
  61         KWGBE_DFLT_RXQ(RXUQ)            | \
  62         KWGBE_DFLT_RX_ARPQ(RXUQ)        | \
  63         KWGBE_RX_BC_IF_NOT_IP_OR_ARP    | \
  64         KWGBE_RX_BC_IF_IP               | \
  65         KWGBE_RX_BC_IF_ARP              | \
  66         KWGBE_CPTR_TCP_FRMS_DIS         | \
  67         KWGBE_CPTR_UDP_FRMS_DIS         | \
  68         KWGBE_DFLT_RX_TCPQ(RXUQ)        | \
  69         KWGBE_DFLT_RX_UDPQ(RXUQ)        | \
  70         KWGBE_DFLT_RX_BPDUQ(RXUQ))
  71
  72 /* Default port extend configuration value */
  73 #define PORT_CFG_EXTEND_VALUE           \
  74         KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL       | \
  75         KWGBE_PARTITION_DIS             | \
  76         KWGBE_TX_CRC_GENERATION_EN
  77
  78 #define GT_KWGBE_IPG_INT_RX(value)      ((value & 0x3fff) << 8)
  79
  80 /* Default sdma control value */
  81 #define PORT_SDMA_CFG_VALUE             ( \
  82         KWGBE_RX_BURST_SIZE_16_64BIT    | \
  83         KWGBE_BLM_RX_NO_SWAP            | \
  84         KWGBE_BLM_TX_NO_SWAP            | \
  85         GT_KWGBE_IPG_INT_RX(RXUQ)       | \
  86         KWGBE_TX_BURST_SIZE_16_64BIT)
  87
  88 /* Default port serial control value */
  89 #define PORT_SERIAL_CONTROL_VALUE               ( \
  90         KWGBE_FORCE_LINK_PASS                   | \
  91         KWGBE_DIS_AUTO_NEG_FOR_DUPLX            | \
  92         KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL        | \
  93         KWGBE_ADV_NO_FLOW_CTRL                  | \
  94         KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX     | \
  95         KWGBE_FORCE_BP_MODE_NO_JAM              | \
  96         (1 << 9) /* Reserved bit has to be 1 */ | \
  97         KWGBE_DO_NOT_FORCE_LINK_FAIL            | \
  98         KWGBE_EN_AUTO_NEG_SPEED_GMII            | \
  99         KWGBE_DTE_ADV_0                         | \
 100         KWGBE_MIIPHY_MAC_MODE                   | \
 101         KWGBE_AUTO_NEG_NO_CHANGE                | \
 102         KWGBE_MAX_RX_PACKET_1552BYTE            | \
 103         KWGBE_CLR_EXT_LOOPBACK                  | \
 104         KWGBE_SET_FULL_DUPLEX_MODE              | \
 105         KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX)
 106
 107 /* Tx WRR confoguration macros */
 108 #define PORT_MAX_TRAN_UNIT      0x24    /* MTU register (default) 9KByte */
 109 #define PORT_MAX_TOKEN_BUCKET_SIZE      0x_FFFF /* PMTBS reg (default) */
 110 #define PORT_TOKEN_RATE         1023    /* PTTBRC reg (default) */
 111 /* MAC accepet/reject macros */
 112 #define ACCEPT_MAC_ADDR         0
 113 #define REJECT_MAC_ADDR         1
 114 /* Size of a Tx/Rx descriptor used in chain list data structure */
 115 #define KW_RXQ_DESC_ALIGNED_SIZE        \
 116         (((sizeof(struct kwgbe_rxdesc) / PKTALIGN) + 1) * PKTALIGN)
 117 /* Buffer offset from buffer pointer */
 118 #define RX_BUF_OFFSET           0x2
 119
 120 /* Port serial status reg (PSR) */
 121 #define KWGBE_INTERFACE_GMII_MII        0
 122 #define KWGBE_INTERFACE_PCM             1
 123 #define KWGBE_LINK_IS_DOWN              0
 124 #define KWGBE_LINK_IS_UP                (1 << 1)
 125 #define KWGBE_PORT_AT_HALF_DUPLEX       0
 126 #define KWGBE_PORT_AT_FULL_DUPLEX       (1 << 2)
 127 #define KWGBE_RX_FLOW_CTRL_DISD         0
 128 #define KWGBE_RX_FLOW_CTRL_ENBALED      (1 << 3)
 129 #define KWGBE_GMII_SPEED_100_10         0
 130 #define KWGBE_GMII_SPEED_1000           (1 << 4)
 131 #define KWGBE_MII_SPEED_10              0
 132 #define KWGBE_MII_SPEED_100             (1 << 5)
 133 #define KWGBE_NO_TX                     0
 134 #define KWGBE_TX_IN_PROGRESS            (1 << 7)
 135 #define KWGBE_BYPASS_NO_ACTIVE          0
 136 #define KWGBE_BYPASS_ACTIVE             (1 << 8)
 137 #define KWGBE_PORT_NOT_AT_PARTN_STT     0
 138 #define KWGBE_PORT_AT_PARTN_STT         (1 << 9)
 139 #define KWGBE_PORT_TX_FIFO_NOT_EMPTY    0
 140 #define KWGBE_PORT_TX_FIFO_EMPTY        (1 << 10)
 141
 142 /* These macros describes the Port configuration reg (Px_cR) bits */
 143 #define KWGBE_UCAST_MOD_NRML            0
 144 #define KWGBE_UNICAST_PROMISCUOUS_MODE  1
 145 #define KWGBE_DFLT_RXQ(_x)              (_x << 1)
 146 #define KWGBE_DFLT_RX_ARPQ(_x)          (_x << 4)
 147 #define KWGBE_RX_BC_IF_NOT_IP_OR_ARP    0
 148 #define KWGBE_REJECT_BC_IF_NOT_IP_OR_ARP (1 << 7)
 149 #define KWGBE_RX_BC_IF_IP               0
 150 #define KWGBE_REJECT_BC_IF_IP           (1 << 8)
 151 #define KWGBE_RX_BC_IF_ARP              0
 152 #define KWGBE_REJECT_BC_IF_ARP          (1 << 9)
 153 #define KWGBE_TX_AM_NO_UPDATE_ERR_SMRY  (1 << 12)
 154 #define KWGBE_CPTR_TCP_FRMS_DIS         0
 155 #define KWGBE_CPTR_TCP_FRMS_EN          (1 << 14)
 156 #define KWGBE_CPTR_UDP_FRMS_DIS         0
 157 #define KWGBE_CPTR_UDP_FRMS_EN          (1 << 15)
 158 #define KWGBE_DFLT_RX_TCPQ(_x)          (_x << 16)
 159 #define KWGBE_DFLT_RX_UDPQ(_x)          (_x << 19)
 160 #define KWGBE_DFLT_RX_BPDUQ(_x)         (_x << 22)
 161 #define KWGBE_DFLT_RX_TCP_CHKSUM_MODE   (1 << 25)
 162
 163 /* These macros describes the Port configuration extend reg (Px_cXR) bits*/
 164 #define KWGBE_CLASSIFY_EN                       1
 165 #define KWGBE_SPAN_BPDU_PACKETS_AS_NORMAL       0
 166 #define KWGBE_SPAN_BPDU_PACKETS_TO_RX_Q7        (1 << 1)
 167 #define KWGBE_PARTITION_DIS                     0
 168 #define KWGBE_PARTITION_EN                      (1 << 2)
 169 #define KWGBE_TX_CRC_GENERATION_EN              0
 170 #define KWGBE_TX_CRC_GENERATION_DIS             (1 << 3)
 171
 172 /* These macros describes the Port Sdma configuration reg (SDCR) bits */
 173 #define KWGBE_RIFB                              1
 174 #define KWGBE_RX_BURST_SIZE_1_64BIT             0
 175 #define KWGBE_RX_BURST_SIZE_2_64BIT             (1 << 1)
 176 #define KWGBE_RX_BURST_SIZE_4_64BIT             (1 << 2)
 177 #define KWGBE_RX_BURST_SIZE_8_64BIT             ((1 << 2) | (1 << 1))
 178 #define KWGBE_RX_BURST_SIZE_16_64BIT            (1 << 3)
 179 #define KWGBE_BLM_RX_NO_SWAP                    (1 << 4)
 180 #define KWGBE_BLM_RX_BYTE_SWAP                  0
 181 #define KWGBE_BLM_TX_NO_SWAP                    (1 << 5)
 182 #define KWGBE_BLM_TX_BYTE_SWAP                  0
 183 #define KWGBE_DESCRIPTORS_BYTE_SWAP             (1 << 6)
 184 #define KWGBE_DESCRIPTORS_NO_SWAP               0
 185 #define KWGBE_TX_BURST_SIZE_1_64BIT             0
 186 #define KWGBE_TX_BURST_SIZE_2_64BIT             (1 << 22)
 187 #define KWGBE_TX_BURST_SIZE_4_64BIT             (1 << 23)
 188 #define KWGBE_TX_BURST_SIZE_8_64BIT             ((1 << 23) | (1 << 22))
 189 #define KWGBE_TX_BURST_SIZE_16_64BIT            (1 << 24)
 190
 191 /* These macros describes the Port serial control reg (PSCR) bits */
 192 #define KWGBE_SERIAL_PORT_DIS                   0
 193 #define KWGBE_SERIAL_PORT_EN                    1
 194 #define KWGBE_FORCE_LINK_PASS                   (1 << 1)
 195 #define KWGBE_DO_NOT_FORCE_LINK_PASS            0
 196 #define KWGBE_EN_AUTO_NEG_FOR_DUPLX             0
 197 #define KWGBE_DIS_AUTO_NEG_FOR_DUPLX            (1 << 2)
 198 #define KWGBE_EN_AUTO_NEG_FOR_FLOW_CTRL         0
 199 #define KWGBE_DIS_AUTO_NEG_FOR_FLOW_CTRL        (1 << 3)
 200 #define KWGBE_ADV_NO_FLOW_CTRL                  0
 201 #define KWGBE_ADV_SYMMETRIC_FLOW_CTRL           (1 << 4)
 202 #define KWGBE_FORCE_FC_MODE_NO_PAUSE_DIS_TX     0
 203 #define KWGBE_FORCE_FC_MODE_TX_PAUSE_DIS        (1 << 5)
 204 #define KWGBE_FORCE_BP_MODE_NO_JAM              0
 205 #define KWGBE_FORCE_BP_MODE_JAM_TX              (1 << 7)
 206 #define KWGBE_FORCE_BP_MODE_JAM_TX_ON_RX_ERR    (1 << 8)
 207 #define KWGBE_FORCE_LINK_FAIL                   0
 208 #define KWGBE_DO_NOT_FORCE_LINK_FAIL            (1 << 10)
 209 #define KWGBE_DIS_AUTO_NEG_SPEED_GMII           (1 << 13)
 210 #define KWGBE_EN_AUTO_NEG_SPEED_GMII            0
 211 #define KWGBE_DTE_ADV_0                         0
 212 #define KWGBE_DTE_ADV_1                         (1 << 14)
 213 #define KWGBE_MIIPHY_MAC_MODE                   0
 214 #define KWGBE_MIIPHY_PHY_MODE                   (1 << 15)
 215 #define KWGBE_AUTO_NEG_NO_CHANGE                0
 216 #define KWGBE_RESTART_AUTO_NEG                  (1 << 16)
 217 #define KWGBE_MAX_RX_PACKET_1518BYTE            0
 218 #define KWGBE_MAX_RX_PACKET_1522BYTE            (1 << 17)
 219 #define KWGBE_MAX_RX_PACKET_1552BYTE            (1 << 18)
 220 #define KWGBE_MAX_RX_PACKET_9022BYTE            ((1 << 18) | (1 << 17))
 221 #define KWGBE_MAX_RX_PACKET_9192BYTE            (1 << 19)
 222 #define KWGBE_MAX_RX_PACKET_9700BYTE            ((1 << 19) | (1 << 17))
 223 #define KWGBE_SET_EXT_LOOPBACK                  (1 << 20)
 224 #define KWGBE_CLR_EXT_LOOPBACK                  0
 225 #define KWGBE_SET_FULL_DUPLEX_MODE              (1 << 21)
 226 #define KWGBE_SET_HALF_DUPLEX_MODE              0
 227 #define KWGBE_EN_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX (1 << 22)
 228 #define KWGBE_DIS_FLOW_CTRL_TX_RX_IN_FULL_DUPLEX 0
 229 #define KWGBE_SET_GMII_SPEED_TO_10_100          0
 230 #define KWGBE_SET_GMII_SPEED_TO_1000            (1 << 23)
 231 #define KWGBE_SET_MII_SPEED_TO_10               0
 232 #define KWGBE_SET_MII_SPEED_TO_100              (1 << 24)
 233
 234 /* SMI register fields */
 235 #define KWGBE_PHY_SMI_TIMEOUT           10000
 236 #define KWGBE_PHY_SMI_DATA_OFFS         0       /* Data */
 237 #define KWGBE_PHY_SMI_DATA_MASK         (0xffff << KWGBE_PHY_SMI_DATA_OFFS)
 238 #define KWGBE_PHY_SMI_DEV_ADDR_OFFS     16      /* PHY device address */
 239 #define KWGBE_PHY_SMI_DEV_ADDR_MASK     (PHYADR_MASK << KWGBE_PHY_SMI_DEV_ADDR_OFFS)
 240 #define KWGBE_SMI_REG_ADDR_OFFS         21      /* PHY device reg addr */
 241 #define KWGBE_SMI_REG_ADDR_MASK         (PHYADR_MASK << KWGBE_SMI_REG_ADDR_OFFS)
 242 #define KWGBE_PHY_SMI_OPCODE_OFFS       26      /* Write/Read opcode */
 243 #define KWGBE_PHY_SMI_OPCODE_MASK       (3 << KWGBE_PHY_SMI_OPCODE_OFFS)
 244 #define KWGBE_PHY_SMI_OPCODE_WRITE      (0 << KWGBE_PHY_SMI_OPCODE_OFFS)
 245 #define KWGBE_PHY_SMI_OPCODE_READ       (1 << KWGBE_PHY_SMI_OPCODE_OFFS)
 246 #define KWGBE_PHY_SMI_READ_VALID_MASK   (1 << 27)       /* Read Valid */
 247 #define KWGBE_PHY_SMI_BUSY_MASK         (1 << 28)       /* Busy */
 248
 249 /* SDMA command status fields macros */
 250 /* Tx & Rx descriptors status */
 251 #define KWGBE_ERROR_SUMMARY             1
 252 /* Tx & Rx descriptors command */
 253 #define KWGBE_BUFFER_OWNED_BY_DMA       (1 << 31)
 254 /* Tx descriptors status */
 255 #define KWGBE_LC_ERROR                  0
 256 #define KWGBE_UR_ERROR                  (1 << 1)
 257 #define KWGBE_RL_ERROR                  (1 << 2)
 258 #define KWGBE_LLC_SNAP_FORMAT           (1 << 9)
 259 #define KWGBE_TX_LAST_FRAME             (1 << 20)
 260
 261 /* Rx descriptors status */
 262 #define KWGBE_CRC_ERROR                 0
 263 #define KWGBE_OVERRUN_ERROR             (1 << 1)
 264 #define KWGBE_MAX_FRAME_LENGTH_ERROR    (1 << 2)
 265 #define KWGBE_RESOURCE_ERROR            ((1 << 2) | (1 << 1))
 266 #define KWGBE_VLAN_TAGGED               (1 << 19)
 267 #define KWGBE_BPDU_FRAME                (1 << 20)
 268 #define KWGBE_TCP_FRAME_OVER_IP_V_4     0
 269 #define KWGBE_UDP_FRAME_OVER_IP_V_4     (1 << 21)
 270 #define KWGBE_OTHER_FRAME_TYPE          (1 << 22)
 271 #define KWGBE_LAYER_2_IS_KWGBE_V_2      (1 << 23)
 272 #define KWGBE_FRAME_TYPE_IP_V_4         (1 << 24)
 273 #define KWGBE_FRAME_HEADER_OK           (1 << 25)
 274 #define KWGBE_RX_LAST_DESC              (1 << 26)
 275 #define KWGBE_RX_FIRST_DESC             (1 << 27)
 276 #define KWGBE_UNKNOWN_DESTINATION_ADDR  (1 << 28)
 277 #define KWGBE_RX_EN_INTERRUPT           (1 << 29)
 278 #define KWGBE_LAYER_4_CHECKSUM_OK       (1 << 30)
 279
 280 /* Rx descriptors byte count */
 281 #define KWGBE_FRAME_FRAGMENTED          (1 << 2)
 282
 283 /* Tx descriptors command */
 284 #define KWGBE_LAYER_4_CHECKSUM_FIRST_DESC       (1 << 10)
 285 #define KWGBE_FRAME_SET_TO_VLAN                 (1 << 15)
 286 #define KWGBE_TCP_FRAME                         0
 287 #define KWGBE_UDP_FRAME                         (1 << 16)
 288 #define KWGBE_GEN_TCP_UDP_CHECKSUM              (1 << 17)
 289 #define KWGBE_GEN_IP_V_4_CHECKSUM               (1 << 18)
 290 #define KWGBE_ZERO_PADDING                      (1 << 19)
 291 #define KWGBE_TX_LAST_DESC                      (1 << 20)
 292 #define KWGBE_TX_FIRST_DESC                     (1 << 21)
 293 #define KWGBE_GEN_CRC                           (1 << 22)
 294 #define KWGBE_TX_EN_INTERRUPT                   (1 << 23)
 295 #define KWGBE_AUTO_MODE                         (1 << 30)
 296
 297 /* Address decode parameters */
 298 /* Ethernet Base Address Register bits */
 299 #define EBAR_TARGET_DRAM                        0x00000000
 300 #define EBAR_TARGET_DEVICE                      0x00000001
 301 #define EBAR_TARGET_CBS                         0x00000002
 302 #define EBAR_TARGET_PCI0                        0x00000003
 303 #define EBAR_TARGET_PCI1                        0x00000004
 304 #define EBAR_TARGET_CUNIT                       0x00000005
 305 #define EBAR_TARGET_AUNIT                       0x00000006
 306 #define EBAR_TARGET_GUNIT                       0x00000007
 307
 308 /* Window attrib */
 309 #define EBAR_DRAM_CS0                           0x00000E00
 310 #define EBAR_DRAM_CS1                           0x00000D00
 311 #define EBAR_DRAM_CS2                           0x00000B00
 312 #define EBAR_DRAM_CS3                           0x00000700
 313
 314 /* DRAM Target interface */
 315 #define EBAR_DRAM_NO_CACHE_COHERENCY            0x00000000
 316 #define EBAR_DRAM_CACHE_COHERENCY_WT            0x00001000
 317 #define EBAR_DRAM_CACHE_COHERENCY_WB            0x00002000
 318
 319 /* Device Bus Target interface */
 320 #define EBAR_DEVICE_DEVCS0                      0x00001E00
 321 #define EBAR_DEVICE_DEVCS1                      0x00001D00
 322 #define EBAR_DEVICE_DEVCS2                      0x00001B00
 323 #define EBAR_DEVICE_DEVCS3                      0x00001700
 324 #define EBAR_DEVICE_BOOTCS3                     0x00000F00
 325
 326 /* PCI Target interface */
 327 #define EBAR_PCI_BYTE_SWAP                      0x00000000
 328 #define EBAR_PCI_NO_SWAP                        0x00000100
 329 #define EBAR_PCI_BYTE_WORD_SWAP                 0x00000200
 330 #define EBAR_PCI_WORD_SWAP                      0x00000300
 331 #define EBAR_PCI_NO_SNOOP_NOT_ASSERT            0x00000000
 332 #define EBAR_PCI_NO_SNOOP_ASSERT                0x00000400
 333 #define EBAR_PCI_IO_SPACE                       0x00000000
 334 #define EBAR_PCI_MEMORY_SPACE                   0x00000800
 335 #define EBAR_PCI_REQ64_FORCE                    0x00000000
 336 #define EBAR_PCI_REQ64_SIZE                     0x00001000
 337
 338 /* Window access control */
 339 #define EWIN_ACCESS_NOT_ALLOWED 0
 340 #define EWIN_ACCESS_READ_ONLY   1
 341 #define EWIN_ACCESS_FULL        ((1 << 1) | 1)
 342
 343 /* structures represents Controller registers */
 344 struct kwgbe_barsz {
 345         u32 bar;
 346         u32 size;
 347 };
 348
 349 struct kwgbe_rxcdp {
 350         struct kwgbe_rxdesc *rxcdp;
 351         u32 rxcdp_pad[3];
 352 };
 353
 354 struct kwgbe_tqx {
 355         u32 qxttbc;
 356         u32 tqxtbc;
 357         u32 tqxac;
 358         u32 tqxpad;
 359 };
 360
 361 struct kwgbe_registers {
 362         u32 phyadr;
 363         u32 smi;
 364         u32 euda;
 365         u32 eudid;
 366         u8 pad1[0x080 - 0x00c - 4];
 367         u32 euic;
 368         u32 euim;
 369         u8 pad2[0x094 - 0x084 - 4];
 370         u32 euea;
 371         u32 euiae;
 372         u8 pad3[0x0b0 - 0x098 - 4];
 373         u32 euc;
 374         u8 pad3a[0x200 - 0x0b0 - 4];
 375         struct kwgbe_barsz barsz[6];
 376         u8 pad4[0x280 - 0x22c - 4];
 377         u32 ha_remap[4];
 378         u32 bare;
 379         u32 epap;
 380         u8 pad5[0x400 - 0x294 - 4];
 381         u32 pxc;
 382         u32 pxcx;
 383         u32 mii_ser_params;
 384         u8 pad6[0x410 - 0x408 - 4];
 385         u32 evlane;
 386         u32 macal;
 387         u32 macah;
 388         u32 sdc;
 389         u32 dscp[7];
 390         u32 psc0;
 391         u32 vpt2p;
 392         u32 ps0;
 393         u32 tqc;
 394         u32 psc1;
 395         u32 ps1;
 396         u32 mrvl_header;
 397         u8 pad7[0x460 - 0x454 - 4];
 398         u32 ic;
 399         u32 ice;
 400         u32 pim;
 401         u32 peim;
 402         u8 pad8[0x474 - 0x46c - 4];
 403         u32 pxtfut;
 404         u32 pad9;
 405         u32 pxmfs;
 406         u32 pad10;
 407         u32 pxdfc;
 408         u32 pxofc;
 409         u8 pad11[0x494 - 0x488 - 4];
 410         u32 peuiae;
 411         u8 pad12[0x4bc - 0x494 - 4];
 412         u32 eth_type_prio;
 413         u8 pad13[0x4dc - 0x4bc - 4];
 414         u32 tqfpc;
 415         u32 pttbrc;
 416         u32 tqc1;
 417         u32 pmtu;
 418         u32 pmtbs;
 419         u8 pad14[0x60c - 0x4ec - 4];
 420         struct kwgbe_rxcdp rxcdp[7];
 421         struct kwgbe_rxdesc *rxcdp7;
 422         u32 rqc;
 423         struct kwgbe_txdesc *tcsdp;
 424         u8 pad15[0x6c0 - 0x684 - 4];
 425         struct kwgbe_txdesc *tcqdp[8];
 426         u8 pad16[0x700 - 0x6dc - 4];
 427         struct kwgbe_tqx tqx[8];
 428         u32 pttbc;
 429         u8 pad17[0x7a8 - 0x780 - 4];
 430         u32 tqxipg0;
 431         u32 pad18[3];
 432         u32 tqxipg1;
 433         u8 pad19[0x7c0 - 0x7b8 - 4];
 434         u32 hitkninlopkt;
 435         u32 hitkninasyncpkt;
 436         u32 lotkninasyncpkt;
 437         u32 pad20;
 438         u32 ts;
 439         u8 pad21[0x3000 - 0x27d0 - 4];
 440         u32 pad20_1[32];        /* mib counter registes */
 441         u8 pad22[0x3400 - 0x3000 - sizeof(u32) * 32];
 442         u32 dfsmt[64];
 443         u32 dfomt[64];
 444         u32 dfut[4];
 445         u8 pad23[0xe20c0 - 0x7360c - 4];
 446         u32 pmbus_top_arbiter;
 447 };
 448
 449 /* structures/enums needed by driver */
 450 enum kwgbe_adrwin {
 451         KWGBE_WIN0,
 452         KWGBE_WIN1,
 453         KWGBE_WIN2,
 454         KWGBE_WIN3,
 455         KWGBE_WIN4,
 456         KWGBE_WIN5
 457 };
 458
 459 enum kwgbe_target {
 460         KWGBE_TARGET_DRAM,
 461         KWGBE_TARGET_DEV,
 462         KWGBE_TARGET_CBS,
 463         KWGBE_TARGET_PCI0,
 464         KWGBE_TARGET_PCI1
 465 };
 466
 467 struct kwgbe_winparam {
 468         enum kwgbe_adrwin win;  /* Window number */
 469         enum kwgbe_target target;       /* System targets */
 470         u16 attrib;             /* BAR attrib. See above macros */
 471         u32 base_addr;          /* Window base address in u32 form */
 472         u32 high_addr;          /* Window high address in u32 form */
 473         u32 size;               /* Size in MBytes. Must be % 64Kbyte. */
 474         int enable;             /* Enable/disable access to the window. */
 475         u16 access_ctrl;        /*Access ctrl register. see above macros */
 476 };
 477
 478 struct kwgbe_rxdesc {
 479         u32 cmd_sts;            /* Descriptor command status */
 480         u16 buf_size;           /* Buffer size */
 481         u16 byte_cnt;           /* Descriptor buffer byte count */
 482         u8 *buf_ptr;            /* Descriptor buffer pointer */
 483         struct kwgbe_rxdesc *nxtdesc_p; /* Next descriptor pointer */
 484 };
 485
 486 struct kwgbe_txdesc {
 487         u32 cmd_sts;            /* Descriptor command status */
 488         u16 l4i_chk;            /* CPU provided TCP Checksum */
 489         u16 byte_cnt;           /* Descriptor buffer byte count */
 490         u8 *buf_ptr;            /* Descriptor buffer ptr */
 491         struct kwgbe_txdesc *nxtdesc_p; /* Next descriptor ptr */
 492 };
 493
 494 /* port device data struct */
 495 struct kwgbe_device {
 496         struct eth_device dev;
 497         struct kwgbe_registers *regs;
 498         struct kwgbe_txdesc *p_txdesc;
 499         struct kwgbe_rxdesc *p_rxdesc;
 500         struct kwgbe_rxdesc *p_rxdesc_curr;
 501         u8 *p_rxbuf;
 502         u8 *p_aligned_txbuf;
 503 };
 504
 505 #endif /* __EGIGA_H__ */