1 /* 2 * Copyright (C) 2006 Freescale Semiconductor, Inc. 3 * 4 * Dave Liu <daveliu@freescale.com> 5 * based on source code of Shlomi Gridish 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License as 9 * published by the Free Software Foundation; either version 2 of 10 * the License, or (at your option) any later version. 11 * 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, 20 * MA 02111-1307 USA 21 */ 22 23 #ifndef __UEC_H__ 24 #define __UEC_H__ 25 26 #define MAX_TX_THREADS 8 27 #define MAX_RX_THREADS 8 28 #define MAX_TX_QUEUES 8 29 #define MAX_RX_QUEUES 8 30 #define MAX_PREFETCHED_BDS 4 31 #define MAX_IPH_OFFSET_ENTRY 8 32 #define MAX_ENET_INIT_PARAM_ENTRIES_RX 9 33 #define MAX_ENET_INIT_PARAM_ENTRIES_TX 8 34 35 /* UEC UPSMR (Protocol Specific Mode Register) 36 */ 37 #define UPSMR_ECM 0x04000000 /* Enable CAM Miss */ 38 #define UPSMR_HSE 0x02000000 /* Hardware Statistics Enable */ 39 #define UPSMR_PRO 0x00400000 /* Promiscuous */ 40 #define UPSMR_CAP 0x00200000 /* CAM polarity */ 41 #define UPSMR_RSH 0x00100000 /* Receive Short Frames */ 42 #define UPSMR_RPM 0x00080000 /* Reduced Pin Mode interfaces */ 43 #define UPSMR_R10M 0x00040000 /* RGMII/RMII 10 Mode */ 44 #define UPSMR_RLPB 0x00020000 /* RMII Loopback Mode */ 45 #define UPSMR_TBIM 0x00010000 /* Ten-bit Interface Mode */ 46 #define UPSMR_RMM 0x00001000 /* RMII/RGMII Mode */ 47 #define UPSMR_CAM 0x00000400 /* CAM Address Matching */ 48 #define UPSMR_BRO 0x00000200 /* Broadcast Address */ 49 #define UPSMR_RES1 0x00002000 /* Reserved feild - must be 1 */ 50 51 #define UPSMR_INIT_VALUE (UPSMR_HSE | UPSMR_RES1) 52 53 /* UEC MACCFG1 (MAC Configuration 1 Register) 54 */ 55 #define MACCFG1_FLOW_RX 0x00000020 /* Flow Control Rx */ 56 #define MACCFG1_FLOW_TX 0x00000010 /* Flow Control Tx */ 57 #define MACCFG1_ENABLE_SYNCHED_RX 0x00000008 /* Enable Rx Sync */ 58 #define MACCFG1_ENABLE_RX 0x00000004 /* Enable Rx */ 59 #define MACCFG1_ENABLE_SYNCHED_TX 0x00000002 /* Enable Tx Sync */ 60 #define MACCFG1_ENABLE_TX 0x00000001 /* Enable Tx */ 61 62 #define MACCFG1_INIT_VALUE (0) 63 64 /* UEC MACCFG2 (MAC Configuration 2 Register) 65 */ 66 #define MACCFG2_PREL 0x00007000 67 #define MACCFG2_PREL_SHIFT (31 - 19) 68 #define MACCFG2_PREL_MASK 0x0000f000 69 #define MACCFG2_SRP 0x00000080 70 #define MACCFG2_STP 0x00000040 71 #define MACCFG2_RESERVED_1 0x00000020 /* must be set */ 72 #define MACCFG2_LC 0x00000010 /* Length Check */ 73 #define MACCFG2_MPE 0x00000008 74 #define MACCFG2_FDX 0x00000001 /* Full Duplex */ 75 #define MACCFG2_FDX_MASK 0x00000001 76 #define MACCFG2_PAD_CRC 0x00000004 77 #define MACCFG2_CRC_EN 0x00000002 78 #define MACCFG2_PAD_AND_CRC_MODE_NONE 0x00000000 79 #define MACCFG2_PAD_AND_CRC_MODE_CRC_ONLY 0x00000002 80 #define MACCFG2_PAD_AND_CRC_MODE_PAD_AND_CRC 0x00000004 81 #define MACCFG2_INTERFACE_MODE_NIBBLE 0x00000100 82 #define MACCFG2_INTERFACE_MODE_BYTE 0x00000200 83 #define MACCFG2_INTERFACE_MODE_MASK 0x00000300 84 85 #define MACCFG2_INIT_VALUE (MACCFG2_PREL | MACCFG2_RESERVED_1 | \ 86 MACCFG2_LC | MACCFG2_PAD_CRC | MACCFG2_FDX) 87 88 /* UEC Event Register 89 */ 90 #define UCCE_MPD 0x80000000 91 #define UCCE_SCAR 0x40000000 92 #define UCCE_GRA 0x20000000 93 #define UCCE_CBPR 0x10000000 94 #define UCCE_BSY 0x08000000 95 #define UCCE_RXC 0x04000000 96 #define UCCE_TXC 0x02000000 97 #define UCCE_TXE 0x01000000 98 #define UCCE_TXB7 0x00800000 99 #define UCCE_TXB6 0x00400000 100 #define UCCE_TXB5 0x00200000 101 #define UCCE_TXB4 0x00100000 102 #define UCCE_TXB3 0x00080000 103 #define UCCE_TXB2 0x00040000 104 #define UCCE_TXB1 0x00020000 105 #define UCCE_TXB0 0x00010000 106 #define UCCE_RXB7 0x00008000 107 #define UCCE_RXB6 0x00004000 108 #define UCCE_RXB5 0x00002000 109 #define UCCE_RXB4 0x00001000 110 #define UCCE_RXB3 0x00000800 111 #define UCCE_RXB2 0x00000400 112 #define UCCE_RXB1 0x00000200 113 #define UCCE_RXB0 0x00000100 114 #define UCCE_RXF7 0x00000080 115 #define UCCE_RXF6 0x00000040 116 #define UCCE_RXF5 0x00000020 117 #define UCCE_RXF4 0x00000010 118 #define UCCE_RXF3 0x00000008 119 #define UCCE_RXF2 0x00000004 120 #define UCCE_RXF1 0x00000002 121 #define UCCE_RXF0 0x00000001 122 123 #define UCCE_TXB (UCCE_TXB7 | UCCE_TXB6 | UCCE_TXB5 | UCCE_TXB4 | \ 124 UCCE_TXB3 | UCCE_TXB2 | UCCE_TXB1 | UCCE_TXB0) 125 #define UCCE_RXB (UCCE_RXB7 | UCCE_RXB6 | UCCE_RXB5 | UCCE_RXB4 | \ 126 UCCE_RXB3 | UCCE_RXB2 | UCCE_RXB1 | UCCE_RXB0) 127 #define UCCE_RXF (UCCE_RXF7 | UCCE_RXF6 | UCCE_RXF5 | UCCE_RXF4 | \ 128 UCCE_RXF3 | UCCE_RXF2 | UCCE_RXF1 | UCCE_RXF0) 129 #define UCCE_OTHER (UCCE_SCAR | UCCE_GRA | UCCE_CBPR | UCCE_BSY | \ 130 UCCE_RXC | UCCE_TXC | UCCE_TXE) 131 132 /* UEC TEMODR Register 133 */ 134 #define TEMODER_SCHEDULER_ENABLE 0x2000 135 #define TEMODER_IP_CHECKSUM_GENERATE 0x0400 136 #define TEMODER_PERFORMANCE_OPTIMIZATION_MODE1 0x0200 137 #define TEMODER_RMON_STATISTICS 0x0100 138 #define TEMODER_NUM_OF_QUEUES_SHIFT (15-15) 139 140 #define TEMODER_INIT_VALUE 0xc000 141 142 /* UEC REMODR Register 143 */ 144 #define REMODER_RX_RMON_STATISTICS_ENABLE 0x00001000 145 #define REMODER_RX_EXTENDED_FEATURES 0x80000000 146 #define REMODER_VLAN_OPERATION_TAGGED_SHIFT (31-9 ) 147 #define REMODER_VLAN_OPERATION_NON_TAGGED_SHIFT (31-10) 148 #define REMODER_RX_QOS_MODE_SHIFT (31-15) 149 #define REMODER_RMON_STATISTICS 0x00001000 150 #define REMODER_RX_EXTENDED_FILTERING 0x00000800 151 #define REMODER_NUM_OF_QUEUES_SHIFT (31-23) 152 #define REMODER_DYNAMIC_MAX_FRAME_LENGTH 0x00000008 153 #define REMODER_DYNAMIC_MIN_FRAME_LENGTH 0x00000004 154 #define REMODER_IP_CHECKSUM_CHECK 0x00000002 155 #define REMODER_IP_ADDRESS_ALIGNMENT 0x00000001 156 157 #define REMODER_INIT_VALUE 0 158 159 /* BMRx - Bus Mode Register */ 160 #define BMR_GLB 0x20 161 #define BMR_BO_BE 0x10 162 #define BMR_DTB_SECONDARY_BUS 0x02 163 #define BMR_BDB_SECONDARY_BUS 0x01 164 165 #define BMR_SHIFT 24 166 #define BMR_INIT_VALUE (BMR_GLB | BMR_BO_BE) 167 168 /* UEC UCCS (Ethernet Status Register) 169 */ 170 #define UCCS_BPR 0x02 171 #define UCCS_PAU 0x02 172 #define UCCS_MPD 0x01 173 174 /* UEC MIIMCFG (MII Management Configuration Register) 175 */ 176 #define MIIMCFG_RESET_MANAGEMENT 0x80000000 177 #define MIIMCFG_NO_PREAMBLE 0x00000010 178 #define MIIMCFG_CLOCK_DIVIDE_SHIFT (31 - 31) 179 #define MIIMCFG_CLOCK_DIVIDE_MASK 0x0000000f 180 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_4 0x00000001 181 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_6 0x00000002 182 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_8 0x00000003 183 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_10 0x00000004 184 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_14 0x00000005 185 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_20 0x00000006 186 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_28 0x00000007 187 188 #define MIIMCFG_MNGMNT_CLC_DIV_INIT_VALUE \ 189 MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_10 190 191 /* UEC MIIMCOM (MII Management Command Register) 192 */ 193 #define MIIMCOM_SCAN_CYCLE 0x00000002 /* Scan cycle */ 194 #define MIIMCOM_READ_CYCLE 0x00000001 /* Read cycle */ 195 196 /* UEC MIIMADD (MII Management Address Register) 197 */ 198 #define MIIMADD_PHY_ADDRESS_SHIFT (31 - 23) 199 #define MIIMADD_PHY_REGISTER_SHIFT (31 - 31) 200 201 /* UEC MIIMCON (MII Management Control Register) 202 */ 203 #define MIIMCON_PHY_CONTROL_SHIFT (31 - 31) 204 #define MIIMCON_PHY_STATUS_SHIFT (31 - 31) 205 206 /* UEC MIIMIND (MII Management Indicator Register) 207 */ 208 #define MIIMIND_NOT_VALID 0x00000004 209 #define MIIMIND_SCAN 0x00000002 210 #define MIIMIND_BUSY 0x00000001 211 212 /* UEC UTBIPAR (Ten Bit Interface Physical Address Register) 213 */ 214 #define UTBIPAR_PHY_ADDRESS_SHIFT (31 - 31) 215 #define UTBIPAR_PHY_ADDRESS_MASK 0x0000001f 216 217 /* UEC UESCR (Ethernet Statistics Control Register) 218 */ 219 #define UESCR_AUTOZ 0x8000 220 #define UESCR_CLRCNT 0x4000 221 #define UESCR_MAXCOV_SHIFT (15 - 7) 222 #define UESCR_SCOV_SHIFT (15 - 15) 223 224 /****** Tx data struct collection ******/ 225 /* Tx thread data, each Tx thread has one this struct. 226 */ 227 typedef struct uec_thread_data_tx { 228 u8 res0[136]; 229 } __attribute__ ((packed)) uec_thread_data_tx_t; 230 231 /* Tx thread parameter, each Tx thread has one this struct. 232 */ 233 typedef struct uec_thread_tx_pram { 234 u8 res0[64]; 235 } __attribute__ ((packed)) uec_thread_tx_pram_t; 236 237 /* Send queue queue-descriptor, each Tx queue has one this QD 238 */ 239 typedef struct uec_send_queue_qd { 240 u32 bd_ring_base; /* pointer to BD ring base address */ 241 u8 res0[0x8]; 242 u32 last_bd_completed_address; /* last entry in BD ring */ 243 u8 res1[0x30]; 244 } __attribute__ ((packed)) uec_send_queue_qd_t; 245 246 /* Send queue memory region */ 247 typedef struct uec_send_queue_mem_region { 248 uec_send_queue_qd_t sqqd[MAX_TX_QUEUES]; 249 } __attribute__ ((packed)) uec_send_queue_mem_region_t; 250 251 /* Scheduler struct 252 */ 253 typedef struct uec_scheduler { 254 u16 cpucount0; /* CPU packet counter */ 255 u16 cpucount1; /* CPU packet counter */ 256 u16 cecount0; /* QE packet counter */ 257 u16 cecount1; /* QE packet counter */ 258 u16 cpucount2; /* CPU packet counter */ 259 u16 cpucount3; /* CPU packet counter */ 260 u16 cecount2; /* QE packet counter */ 261 u16 cecount3; /* QE packet counter */ 262 u16 cpucount4; /* CPU packet counter */ 263 u16 cpucount5; /* CPU packet counter */ 264 u16 cecount4; /* QE packet counter */ 265 u16 cecount5; /* QE packet counter */ 266 u16 cpucount6; /* CPU packet counter */ 267 u16 cpucount7; /* CPU packet counter */ 268 u16 cecount6; /* QE packet counter */ 269 u16 cecount7; /* QE packet counter */ 270 u32 weightstatus[MAX_TX_QUEUES]; /* accumulated weight factor */ 271 u32 rtsrshadow; /* temporary variable handled by QE */ 272 u32 time; /* temporary variable handled by QE */ 273 u32 ttl; /* temporary variable handled by QE */ 274 u32 mblinterval; /* max burst length interval */ 275 u16 nortsrbytetime; /* normalized value of byte time in tsr units */ 276 u8 fracsiz; 277 u8 res0[1]; 278 u8 strictpriorityq; /* Strict Priority Mask register */ 279 u8 txasap; /* Transmit ASAP register */ 280 u8 extrabw; /* Extra BandWidth register */ 281 u8 oldwfqmask; /* temporary variable handled by QE */ 282 u8 weightfactor[MAX_TX_QUEUES]; /**< weight factor for queues */ 283 u32 minw; /* temporary variable handled by QE */ 284 u8 res1[0x70-0x64]; 285 } __attribute__ ((packed)) uec_scheduler_t; 286 287 /* Tx firmware counters 288 */ 289 typedef struct uec_tx_firmware_statistics_pram { 290 u32 sicoltx; /* single collision */ 291 u32 mulcoltx; /* multiple collision */ 292 u32 latecoltxfr; /* late collision */ 293 u32 frabortduecol; /* frames aborted due to tx collision */ 294 u32 frlostinmactxer; /* frames lost due to internal MAC error tx */ 295 u32 carriersenseertx; /* carrier sense error */ 296 u32 frtxok; /* frames transmitted OK */ 297 u32 txfrexcessivedefer; 298 u32 txpkts256; /* total packets(including bad) 256~511 B */ 299 u32 txpkts512; /* total packets(including bad) 512~1023B */ 300 u32 txpkts1024; /* total packets(including bad) 1024~1518B */ 301 u32 txpktsjumbo; /* total packets(including bad) >1024 */ 302 } __attribute__ ((packed)) uec_tx_firmware_statistics_pram_t; 303 304 /* Tx global parameter table 305 */ 306 typedef struct uec_tx_global_pram { 307 u16 temoder; 308 u8 res0[0x38-0x02]; 309 u32 sqptr; 310 u32 schedulerbasepointer; 311 u32 txrmonbaseptr; 312 u32 tstate; 313 u8 iphoffset[MAX_IPH_OFFSET_ENTRY]; 314 u32 vtagtable[0x8]; 315 u32 tqptr; 316 u8 res2[0x80-0x74]; 317 } __attribute__ ((packed)) uec_tx_global_pram_t; 318 319 320 /****** Rx data struct collection ******/ 321 /* Rx thread data, each Rx thread has one this struct. 322 */ 323 typedef struct uec_thread_data_rx { 324 u8 res0[40]; 325 } __attribute__ ((packed)) uec_thread_data_rx_t; 326 327 /* Rx thread parameter, each Rx thread has one this struct. 328 */ 329 typedef struct uec_thread_rx_pram { 330 u8 res0[128]; 331 } __attribute__ ((packed)) uec_thread_rx_pram_t; 332 333 /* Rx firmware counters 334 */ 335 typedef struct uec_rx_firmware_statistics_pram { 336 u32 frrxfcser; /* frames with crc error */ 337 u32 fraligner; /* frames with alignment error */ 338 u32 inrangelenrxer; /* in range length error */ 339 u32 outrangelenrxer; /* out of range length error */ 340 u32 frtoolong; /* frame too long */ 341 u32 runt; /* runt */ 342 u32 verylongevent; /* very long event */ 343 u32 symbolerror; /* symbol error */ 344 u32 dropbsy; /* drop because of BD not ready */ 345 u8 res0[0x8]; 346 u32 mismatchdrop; /* drop because of MAC filtering */ 347 u32 underpkts; /* total frames less than 64 octets */ 348 u32 pkts256; /* total frames(including bad)256~511 B */ 349 u32 pkts512; /* total frames(including bad)512~1023 B */ 350 u32 pkts1024; /* total frames(including bad)1024~1518 B */ 351 u32 pktsjumbo; /* total frames(including bad) >1024 B */ 352 u32 frlossinmacer; 353 u32 pausefr; /* pause frames */ 354 u8 res1[0x4]; 355 u32 removevlan; 356 u32 replacevlan; 357 u32 insertvlan; 358 } __attribute__ ((packed)) uec_rx_firmware_statistics_pram_t; 359 360 /* Rx interrupt coalescing entry, each Rx queue has one this entry. 361 */ 362 typedef struct uec_rx_interrupt_coalescing_entry { 363 u32 maxvalue; 364 u32 counter; 365 } __attribute__ ((packed)) uec_rx_interrupt_coalescing_entry_t; 366 367 typedef struct uec_rx_interrupt_coalescing_table { 368 uec_rx_interrupt_coalescing_entry_t entry[MAX_RX_QUEUES]; 369 } __attribute__ ((packed)) uec_rx_interrupt_coalescing_table_t; 370 371 /* RxBD queue entry, each Rx queue has one this entry. 372 */ 373 typedef struct uec_rx_bd_queues_entry { 374 u32 bdbaseptr; /* BD base pointer */ 375 u32 bdptr; /* BD pointer */ 376 u32 externalbdbaseptr; /* external BD base pointer */ 377 u32 externalbdptr; /* external BD pointer */ 378 } __attribute__ ((packed)) uec_rx_bd_queues_entry_t; 379 380 /* Rx global paramter table 381 */ 382 typedef struct uec_rx_global_pram { 383 u32 remoder; /* ethernet mode reg. */ 384 u32 rqptr; /* base pointer to the Rx Queues */ 385 u32 res0[0x1]; 386 u8 res1[0x20-0xC]; 387 u16 typeorlen; 388 u8 res2[0x1]; 389 u8 rxgstpack; /* ack on GRACEFUL STOP RX command */ 390 u32 rxrmonbaseptr; /* Rx RMON statistics base */ 391 u8 res3[0x30-0x28]; 392 u32 intcoalescingptr; /* Interrupt coalescing table pointer */ 393 u8 res4[0x36-0x34]; 394 u8 rstate; 395 u8 res5[0x46-0x37]; 396 u16 mrblr; /* max receive buffer length reg. */ 397 u32 rbdqptr; /* RxBD parameter table description */ 398 u16 mflr; /* max frame length reg. */ 399 u16 minflr; /* min frame length reg. */ 400 u16 maxd1; /* max dma1 length reg. */ 401 u16 maxd2; /* max dma2 length reg. */ 402 u32 ecamptr; /* external CAM address */ 403 u32 l2qt; /* VLAN priority mapping table. */ 404 u32 l3qt[0x8]; /* IP priority mapping table. */ 405 u16 vlantype; /* vlan type */ 406 u16 vlantci; /* default vlan tci */ 407 u8 addressfiltering[64];/* address filtering data structure */ 408 u32 exfGlobalParam; /* extended filtering global parameters */ 409 u8 res6[0x100-0xC4]; /* Initialize to zero */ 410 } __attribute__ ((packed)) uec_rx_global_pram_t; 411 412 #define GRACEFUL_STOP_ACKNOWLEDGE_RX 0x01 413 414 415 /****** UEC common ******/ 416 /* UCC statistics - hardware counters 417 */ 418 typedef struct uec_hardware_statistics { 419 u32 tx64; 420 u32 tx127; 421 u32 tx255; 422 u32 rx64; 423 u32 rx127; 424 u32 rx255; 425 u32 txok; 426 u16 txcf; 427 u32 tmca; 428 u32 tbca; 429 u32 rxfok; 430 u32 rxbok; 431 u32 rbyt; 432 u32 rmca; 433 u32 rbca; 434 } __attribute__ ((packed)) uec_hardware_statistics_t; 435 436 /* InitEnet command parameter 437 */ 438 typedef struct uec_init_cmd_pram { 439 u8 resinit0; 440 u8 resinit1; 441 u8 resinit2; 442 u8 resinit3; 443 u16 resinit4; 444 u8 res1[0x1]; 445 u8 largestexternallookupkeysize; 446 u32 rgftgfrxglobal; 447 u32 rxthread[MAX_ENET_INIT_PARAM_ENTRIES_RX]; /* rx threads */ 448 u8 res2[0x38 - 0x30]; 449 u32 txglobal; /* tx global */ 450 u32 txthread[MAX_ENET_INIT_PARAM_ENTRIES_TX]; /* tx threads */ 451 u8 res3[0x1]; 452 } __attribute__ ((packed)) uec_init_cmd_pram_t; 453 454 #define ENET_INIT_PARAM_RGF_SHIFT (32 - 4) 455 #define ENET_INIT_PARAM_TGF_SHIFT (32 - 8) 456 457 #define ENET_INIT_PARAM_RISC_MASK 0x0000003f 458 #define ENET_INIT_PARAM_PTR_MASK 0x00ffffc0 459 #define ENET_INIT_PARAM_SNUM_MASK 0xff000000 460 #define ENET_INIT_PARAM_SNUM_SHIFT 24 461 462 #define ENET_INIT_PARAM_MAGIC_RES_INIT0 0x06 463 #define ENET_INIT_PARAM_MAGIC_RES_INIT1 0x30 464 #define ENET_INIT_PARAM_MAGIC_RES_INIT2 0xff 465 #define ENET_INIT_PARAM_MAGIC_RES_INIT3 0x00 466 #define ENET_INIT_PARAM_MAGIC_RES_INIT4 0x0400 467 468 /* structure representing 82xx Address Filtering Enet Address in PRAM 469 */ 470 typedef struct uec_82xx_enet_address { 471 u8 res1[0x2]; 472 u16 h; /* address (MSB) */ 473 u16 m; /* address */ 474 u16 l; /* address (LSB) */ 475 } __attribute__ ((packed)) uec_82xx_enet_address_t; 476 477 /* structure representing 82xx Address Filtering PRAM 478 */ 479 typedef struct uec_82xx_address_filtering_pram { 480 u32 iaddr_h; /* individual address filter, high */ 481 u32 iaddr_l; /* individual address filter, low */ 482 u32 gaddr_h; /* group address filter, high */ 483 u32 gaddr_l; /* group address filter, low */ 484 uec_82xx_enet_address_t taddr; 485 uec_82xx_enet_address_t paddr[4]; 486 u8 res0[0x40-0x38]; 487 } __attribute__ ((packed)) uec_82xx_address_filtering_pram_t; 488 489 /* Buffer Descriptor 490 */ 491 typedef struct buffer_descriptor { 492 u16 status; 493 u16 len; 494 u32 data; 495 } __attribute__ ((packed)) qe_bd_t, *p_bd_t; 496 497 #define SIZEOFBD sizeof(qe_bd_t) 498 499 /* Common BD flags 500 */ 501 #define BD_WRAP 0x2000 502 #define BD_INT 0x1000 503 #define BD_LAST 0x0800 504 #define BD_CLEAN 0x3000 505 506 /* TxBD status flags 507 */ 508 #define TxBD_READY 0x8000 509 #define TxBD_PADCRC 0x4000 510 #define TxBD_WRAP BD_WRAP 511 #define TxBD_INT BD_INT 512 #define TxBD_LAST BD_LAST 513 #define TxBD_TXCRC 0x0400 514 #define TxBD_DEF 0x0200 515 #define TxBD_PP 0x0100 516 #define TxBD_LC 0x0080 517 #define TxBD_RL 0x0040 518 #define TxBD_RC 0x003C 519 #define TxBD_UNDERRUN 0x0002 520 #define TxBD_TRUNC 0x0001 521 522 #define TxBD_ERROR (TxBD_UNDERRUN | TxBD_TRUNC) 523 524 /* RxBD status flags 525 */ 526 #define RxBD_EMPTY 0x8000 527 #define RxBD_OWNER 0x4000 528 #define RxBD_WRAP BD_WRAP 529 #define RxBD_INT BD_INT 530 #define RxBD_LAST BD_LAST 531 #define RxBD_FIRST 0x0400 532 #define RxBD_CMR 0x0200 533 #define RxBD_MISS 0x0100 534 #define RxBD_BCAST 0x0080 535 #define RxBD_MCAST 0x0040 536 #define RxBD_LG 0x0020 537 #define RxBD_NO 0x0010 538 #define RxBD_SHORT 0x0008 539 #define RxBD_CRCERR 0x0004 540 #define RxBD_OVERRUN 0x0002 541 #define RxBD_IPCH 0x0001 542 543 #define RxBD_ERROR (RxBD_LG | RxBD_NO | RxBD_SHORT | \ 544 RxBD_CRCERR | RxBD_OVERRUN) 545 546 /* BD access macros 547 */ 548 #define BD_STATUS(_bd) (((p_bd_t)(_bd))->status) 549 #define BD_STATUS_SET(_bd, _val) (((p_bd_t)(_bd))->status = _val) 550 #define BD_LENGTH(_bd) (((p_bd_t)(_bd))->len) 551 #define BD_LENGTH_SET(_bd, _val) (((p_bd_t)(_bd))->len = _val) 552 #define BD_DATA_CLEAR(_bd) (((p_bd_t)(_bd))->data = 0) 553 #define BD_IS_DATA(_bd) (((p_bd_t)(_bd))->data) 554 #define BD_DATA(_bd) ((u8 *)(((p_bd_t)(_bd))->data)) 555 #define BD_DATA_SET(_bd, _data) (((p_bd_t)(_bd))->data = (u32)(_data)) 556 #define BD_ADVANCE(_bd,_status,_base) \ 557 (((_status) & BD_WRAP) ? (_bd) = ((p_bd_t)(_base)) : ++(_bd)) 558 559 /* Rx Prefetched BDs 560 */ 561 typedef struct uec_rx_prefetched_bds { 562 qe_bd_t bd[MAX_PREFETCHED_BDS]; /* prefetched bd */ 563 } __attribute__ ((packed)) uec_rx_prefetched_bds_t; 564 565 /* Alignments 566 */ 567 #define UEC_RX_GLOBAL_PRAM_ALIGNMENT 64 568 #define UEC_TX_GLOBAL_PRAM_ALIGNMENT 64 569 #define UEC_THREAD_RX_PRAM_ALIGNMENT 128 570 #define UEC_THREAD_TX_PRAM_ALIGNMENT 64 571 #define UEC_THREAD_DATA_ALIGNMENT 256 572 #define UEC_SEND_QUEUE_QUEUE_DESCRIPTOR_ALIGNMENT 32 573 #define UEC_SCHEDULER_ALIGNMENT 4 574 #define UEC_TX_STATISTICS_ALIGNMENT 4 575 #define UEC_RX_STATISTICS_ALIGNMENT 4 576 #define UEC_RX_INTERRUPT_COALESCING_ALIGNMENT 4 577 #define UEC_RX_BD_QUEUES_ALIGNMENT 8 578 #define UEC_RX_PREFETCHED_BDS_ALIGNMENT 128 579 #define UEC_RX_EXTENDED_FILTERING_GLOBAL_PARAMETERS_ALIGNMENT 4 580 #define UEC_RX_BD_RING_ALIGNMENT 32 581 #define UEC_TX_BD_RING_ALIGNMENT 32 582 #define UEC_MRBLR_ALIGNMENT 128 583 #define UEC_RX_BD_RING_SIZE_ALIGNMENT 4 584 #define UEC_TX_BD_RING_SIZE_MEMORY_ALIGNMENT 32 585 #define UEC_RX_DATA_BUF_ALIGNMENT 64 586 587 #define UEC_VLAN_PRIORITY_MAX 8 588 #define UEC_IP_PRIORITY_MAX 64 589 #define UEC_TX_VTAG_TABLE_ENTRY_MAX 8 590 #define UEC_RX_BD_RING_SIZE_MIN 8 591 #define UEC_TX_BD_RING_SIZE_MIN 2 592 593 /* Ethernet speed 594 */ 595 typedef enum enet_speed { 596 ENET_SPEED_10BT, /* 10 Base T */ 597 ENET_SPEED_100BT, /* 100 Base T */ 598 ENET_SPEED_1000BT /* 1000 Base T */ 599 } enet_speed_e; 600 601 /* Ethernet Address Type. 602 */ 603 typedef enum enet_addr_type { 604 ENET_ADDR_TYPE_INDIVIDUAL, 605 ENET_ADDR_TYPE_GROUP, 606 ENET_ADDR_TYPE_BROADCAST 607 } enet_addr_type_e; 608 609 /* TBI / MII Set Register 610 */ 611 typedef enum enet_tbi_mii_reg { 612 ENET_TBI_MII_CR = 0x00, 613 ENET_TBI_MII_SR = 0x01, 614 ENET_TBI_MII_ANA = 0x04, 615 ENET_TBI_MII_ANLPBPA = 0x05, 616 ENET_TBI_MII_ANEX = 0x06, 617 ENET_TBI_MII_ANNPT = 0x07, 618 ENET_TBI_MII_ANLPANP = 0x08, 619 ENET_TBI_MII_EXST = 0x0F, 620 ENET_TBI_MII_JD = 0x10, 621 ENET_TBI_MII_TBICON = 0x11 622 } enet_tbi_mii_reg_e; 623 624 /* UEC number of threads 625 */ 626 typedef enum uec_num_of_threads { 627 UEC_NUM_OF_THREADS_1 = 0x1, /* 1 */ 628 UEC_NUM_OF_THREADS_2 = 0x2, /* 2 */ 629 UEC_NUM_OF_THREADS_4 = 0x0, /* 4 */ 630 UEC_NUM_OF_THREADS_6 = 0x3, /* 6 */ 631 UEC_NUM_OF_THREADS_8 = 0x4 /* 8 */ 632 } uec_num_of_threads_e; 633 634 /* UEC ethernet interface type 635 */ 636 typedef enum enet_interface { 637 ENET_10_MII, 638 ENET_10_RMII, 639 ENET_10_RGMII, 640 ENET_100_MII, 641 ENET_100_RMII, 642 ENET_100_RGMII, 643 ENET_1000_GMII, 644 ENET_1000_RGMII, 645 ENET_1000_TBI, 646 ENET_1000_RTBI 647 } enet_interface_e; 648 649 /* UEC initialization info struct 650 */ 651 typedef struct uec_info { 652 ucc_fast_info_t uf_info; 653 uec_num_of_threads_e num_threads_tx; 654 uec_num_of_threads_e num_threads_rx; 655 qe_risc_allocation_e riscTx; 656 qe_risc_allocation_e riscRx; 657 u16 rx_bd_ring_len; 658 u16 tx_bd_ring_len; 659 u8 phy_address; 660 enet_interface_e enet_interface; 661 } uec_info_t; 662 663 /* UEC driver initialized info 664 */ 665 #define MAX_RXBUF_LEN 1536 666 #define MAX_FRAME_LEN 1518 667 #define MIN_FRAME_LEN 64 668 #define MAX_DMA1_LEN 1520 669 #define MAX_DMA2_LEN 1520 670 671 /* UEC driver private struct 672 */ 673 typedef struct uec_private { 674 uec_info_t *uec_info; 675 ucc_fast_private_t *uccf; 676 struct eth_device *dev; 677 uec_t *uec_regs; 678 /* enet init command parameter */ 679 uec_init_cmd_pram_t *p_init_enet_param; 680 u32 init_enet_param_offset; 681 /* Rx and Tx paramter */ 682 uec_rx_global_pram_t *p_rx_glbl_pram; 683 u32 rx_glbl_pram_offset; 684 uec_tx_global_pram_t *p_tx_glbl_pram; 685 u32 tx_glbl_pram_offset; 686 uec_send_queue_mem_region_t *p_send_q_mem_reg; 687 u32 send_q_mem_reg_offset; 688 uec_thread_data_tx_t *p_thread_data_tx; 689 u32 thread_dat_tx_offset; 690 uec_thread_data_rx_t *p_thread_data_rx; 691 u32 thread_dat_rx_offset; 692 uec_rx_bd_queues_entry_t *p_rx_bd_qs_tbl; 693 u32 rx_bd_qs_tbl_offset; 694 /* BDs specific */ 695 u8 *p_tx_bd_ring; 696 u32 tx_bd_ring_offset; 697 u8 *p_rx_bd_ring; 698 u32 rx_bd_ring_offset; 699 u8 *p_rx_buf; 700 u32 rx_buf_offset; 701 volatile qe_bd_t *txBd; 702 volatile qe_bd_t *rxBd; 703 /* Status */ 704 int mac_tx_enabled; 705 int mac_rx_enabled; 706 int grace_stopped_tx; 707 int grace_stopped_rx; 708 int the_first_run; 709 /* PHY specific */ 710 struct uec_mii_info *mii_info; 711 int oldspeed; 712 int oldduplex; 713 int oldlink; 714 } uec_private_t; 715 716 #endif /* __UEC_H__ */ 717