1 /* 2 * Copyright (C) 2006-2010 Freescale Semiconductor, Inc. 3 * 4 * Dave Liu <daveliu@freescale.com> 5 * based on source code of Shlomi Gridish 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 10 #ifndef __UEC_H__ 11 #define __UEC_H__ 12 13 #include "qe.h" 14 #include "uccf.h" 15 #include <phy.h> 16 17 #define MAX_TX_THREADS 8 18 #define MAX_RX_THREADS 8 19 #define MAX_TX_QUEUES 8 20 #define MAX_RX_QUEUES 8 21 #define MAX_PREFETCHED_BDS 4 22 #define MAX_IPH_OFFSET_ENTRY 8 23 #define MAX_ENET_INIT_PARAM_ENTRIES_RX 9 24 #define MAX_ENET_INIT_PARAM_ENTRIES_TX 8 25 26 /* UEC UPSMR (Protocol Specific Mode Register) 27 */ 28 #define UPSMR_ECM 0x04000000 /* Enable CAM Miss */ 29 #define UPSMR_HSE 0x02000000 /* Hardware Statistics Enable */ 30 #define UPSMR_PRO 0x00400000 /* Promiscuous */ 31 #define UPSMR_CAP 0x00200000 /* CAM polarity */ 32 #define UPSMR_RSH 0x00100000 /* Receive Short Frames */ 33 #define UPSMR_RPM 0x00080000 /* Reduced Pin Mode interfaces */ 34 #define UPSMR_R10M 0x00040000 /* RGMII/RMII 10 Mode */ 35 #define UPSMR_RLPB 0x00020000 /* RMII Loopback Mode */ 36 #define UPSMR_TBIM 0x00010000 /* Ten-bit Interface Mode */ 37 #define UPSMR_RMM 0x00001000 /* RMII/RGMII Mode */ 38 #define UPSMR_CAM 0x00000400 /* CAM Address Matching */ 39 #define UPSMR_BRO 0x00000200 /* Broadcast Address */ 40 #define UPSMR_RES1 0x00002000 /* Reserved feild - must be 1 */ 41 #define UPSMR_SGMM 0x00000020 /* SGMII mode */ 42 43 #define UPSMR_INIT_VALUE (UPSMR_HSE | UPSMR_RES1) 44 45 /* UEC MACCFG1 (MAC Configuration 1 Register) 46 */ 47 #define MACCFG1_FLOW_RX 0x00000020 /* Flow Control Rx */ 48 #define MACCFG1_FLOW_TX 0x00000010 /* Flow Control Tx */ 49 #define MACCFG1_ENABLE_SYNCHED_RX 0x00000008 /* Enable Rx Sync */ 50 #define MACCFG1_ENABLE_RX 0x00000004 /* Enable Rx */ 51 #define MACCFG1_ENABLE_SYNCHED_TX 0x00000002 /* Enable Tx Sync */ 52 #define MACCFG1_ENABLE_TX 0x00000001 /* Enable Tx */ 53 54 #define MACCFG1_INIT_VALUE (0) 55 56 /* UEC MACCFG2 (MAC Configuration 2 Register) 57 */ 58 #define MACCFG2_PREL 0x00007000 59 #define MACCFG2_PREL_SHIFT (31 - 19) 60 #define MACCFG2_PREL_MASK 0x0000f000 61 #define MACCFG2_SRP 0x00000080 62 #define MACCFG2_STP 0x00000040 63 #define MACCFG2_RESERVED_1 0x00000020 /* must be set */ 64 #define MACCFG2_LC 0x00000010 /* Length Check */ 65 #define MACCFG2_MPE 0x00000008 66 #define MACCFG2_FDX 0x00000001 /* Full Duplex */ 67 #define MACCFG2_FDX_MASK 0x00000001 68 #define MACCFG2_PAD_CRC 0x00000004 69 #define MACCFG2_CRC_EN 0x00000002 70 #define MACCFG2_PAD_AND_CRC_MODE_NONE 0x00000000 71 #define MACCFG2_PAD_AND_CRC_MODE_CRC_ONLY 0x00000002 72 #define MACCFG2_PAD_AND_CRC_MODE_PAD_AND_CRC 0x00000004 73 #define MACCFG2_INTERFACE_MODE_NIBBLE 0x00000100 74 #define MACCFG2_INTERFACE_MODE_BYTE 0x00000200 75 #define MACCFG2_INTERFACE_MODE_MASK 0x00000300 76 77 #define MACCFG2_INIT_VALUE (MACCFG2_PREL | MACCFG2_RESERVED_1 | \ 78 MACCFG2_LC | MACCFG2_PAD_CRC | MACCFG2_FDX) 79 80 /* UEC Event Register 81 */ 82 #define UCCE_MPD 0x80000000 83 #define UCCE_SCAR 0x40000000 84 #define UCCE_GRA 0x20000000 85 #define UCCE_CBPR 0x10000000 86 #define UCCE_BSY 0x08000000 87 #define UCCE_RXC 0x04000000 88 #define UCCE_TXC 0x02000000 89 #define UCCE_TXE 0x01000000 90 #define UCCE_TXB7 0x00800000 91 #define UCCE_TXB6 0x00400000 92 #define UCCE_TXB5 0x00200000 93 #define UCCE_TXB4 0x00100000 94 #define UCCE_TXB3 0x00080000 95 #define UCCE_TXB2 0x00040000 96 #define UCCE_TXB1 0x00020000 97 #define UCCE_TXB0 0x00010000 98 #define UCCE_RXB7 0x00008000 99 #define UCCE_RXB6 0x00004000 100 #define UCCE_RXB5 0x00002000 101 #define UCCE_RXB4 0x00001000 102 #define UCCE_RXB3 0x00000800 103 #define UCCE_RXB2 0x00000400 104 #define UCCE_RXB1 0x00000200 105 #define UCCE_RXB0 0x00000100 106 #define UCCE_RXF7 0x00000080 107 #define UCCE_RXF6 0x00000040 108 #define UCCE_RXF5 0x00000020 109 #define UCCE_RXF4 0x00000010 110 #define UCCE_RXF3 0x00000008 111 #define UCCE_RXF2 0x00000004 112 #define UCCE_RXF1 0x00000002 113 #define UCCE_RXF0 0x00000001 114 115 #define UCCE_TXB (UCCE_TXB7 | UCCE_TXB6 | UCCE_TXB5 | UCCE_TXB4 | \ 116 UCCE_TXB3 | UCCE_TXB2 | UCCE_TXB1 | UCCE_TXB0) 117 #define UCCE_RXB (UCCE_RXB7 | UCCE_RXB6 | UCCE_RXB5 | UCCE_RXB4 | \ 118 UCCE_RXB3 | UCCE_RXB2 | UCCE_RXB1 | UCCE_RXB0) 119 #define UCCE_RXF (UCCE_RXF7 | UCCE_RXF6 | UCCE_RXF5 | UCCE_RXF4 | \ 120 UCCE_RXF3 | UCCE_RXF2 | UCCE_RXF1 | UCCE_RXF0) 121 #define UCCE_OTHER (UCCE_SCAR | UCCE_GRA | UCCE_CBPR | UCCE_BSY | \ 122 UCCE_RXC | UCCE_TXC | UCCE_TXE) 123 124 /* UEC TEMODR Register 125 */ 126 #define TEMODER_SCHEDULER_ENABLE 0x2000 127 #define TEMODER_IP_CHECKSUM_GENERATE 0x0400 128 #define TEMODER_PERFORMANCE_OPTIMIZATION_MODE1 0x0200 129 #define TEMODER_RMON_STATISTICS 0x0100 130 #define TEMODER_NUM_OF_QUEUES_SHIFT (15-15) 131 132 #define TEMODER_INIT_VALUE 0xc000 133 134 /* UEC REMODR Register 135 */ 136 #define REMODER_RX_RMON_STATISTICS_ENABLE 0x00001000 137 #define REMODER_RX_EXTENDED_FEATURES 0x80000000 138 #define REMODER_VLAN_OPERATION_TAGGED_SHIFT (31-9 ) 139 #define REMODER_VLAN_OPERATION_NON_TAGGED_SHIFT (31-10) 140 #define REMODER_RX_QOS_MODE_SHIFT (31-15) 141 #define REMODER_RMON_STATISTICS 0x00001000 142 #define REMODER_RX_EXTENDED_FILTERING 0x00000800 143 #define REMODER_NUM_OF_QUEUES_SHIFT (31-23) 144 #define REMODER_DYNAMIC_MAX_FRAME_LENGTH 0x00000008 145 #define REMODER_DYNAMIC_MIN_FRAME_LENGTH 0x00000004 146 #define REMODER_IP_CHECKSUM_CHECK 0x00000002 147 #define REMODER_IP_ADDRESS_ALIGNMENT 0x00000001 148 149 #define REMODER_INIT_VALUE 0 150 151 /* BMRx - Bus Mode Register */ 152 #define BMR_GLB 0x20 153 #define BMR_BO_BE 0x10 154 #define BMR_DTB_SECONDARY_BUS 0x02 155 #define BMR_BDB_SECONDARY_BUS 0x01 156 157 #define BMR_SHIFT 24 158 #define BMR_INIT_VALUE (BMR_GLB | BMR_BO_BE) 159 160 /* UEC UCCS (Ethernet Status Register) 161 */ 162 #define UCCS_BPR 0x02 163 #define UCCS_PAU 0x02 164 #define UCCS_MPD 0x01 165 166 /* UEC MIIMCFG (MII Management Configuration Register) 167 */ 168 #define MIIMCFG_RESET_MANAGEMENT 0x80000000 169 #define MIIMCFG_NO_PREAMBLE 0x00000010 170 #define MIIMCFG_CLOCK_DIVIDE_SHIFT (31 - 31) 171 #define MIIMCFG_CLOCK_DIVIDE_MASK 0x0000000f 172 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_4 0x00000001 173 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_6 0x00000002 174 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_8 0x00000003 175 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_10 0x00000004 176 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_14 0x00000005 177 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_20 0x00000006 178 #define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_28 0x00000007 179 180 #define MIIMCFG_MNGMNT_CLC_DIV_INIT_VALUE \ 181 MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_10 182 183 /* UEC MIIMCOM (MII Management Command Register) 184 */ 185 #define MIIMCOM_SCAN_CYCLE 0x00000002 /* Scan cycle */ 186 #define MIIMCOM_READ_CYCLE 0x00000001 /* Read cycle */ 187 188 /* UEC MIIMADD (MII Management Address Register) 189 */ 190 #define MIIMADD_PHY_ADDRESS_SHIFT (31 - 23) 191 #define MIIMADD_PHY_REGISTER_SHIFT (31 - 31) 192 193 /* UEC MIIMCON (MII Management Control Register) 194 */ 195 #define MIIMCON_PHY_CONTROL_SHIFT (31 - 31) 196 #define MIIMCON_PHY_STATUS_SHIFT (31 - 31) 197 198 /* UEC MIIMIND (MII Management Indicator Register) 199 */ 200 #define MIIMIND_NOT_VALID 0x00000004 201 #define MIIMIND_SCAN 0x00000002 202 #define MIIMIND_BUSY 0x00000001 203 204 /* UEC UTBIPAR (Ten Bit Interface Physical Address Register) 205 */ 206 #define UTBIPAR_PHY_ADDRESS_SHIFT (31 - 31) 207 #define UTBIPAR_PHY_ADDRESS_MASK 0x0000001f 208 209 /* UEC UESCR (Ethernet Statistics Control Register) 210 */ 211 #define UESCR_AUTOZ 0x8000 212 #define UESCR_CLRCNT 0x4000 213 #define UESCR_MAXCOV_SHIFT (15 - 7) 214 #define UESCR_SCOV_SHIFT (15 - 15) 215 216 /****** Tx data struct collection ******/ 217 /* Tx thread data, each Tx thread has one this struct. 218 */ 219 typedef struct uec_thread_data_tx { 220 u8 res0[136]; 221 } __attribute__ ((packed)) uec_thread_data_tx_t; 222 223 /* Tx thread parameter, each Tx thread has one this struct. 224 */ 225 typedef struct uec_thread_tx_pram { 226 u8 res0[64]; 227 } __attribute__ ((packed)) uec_thread_tx_pram_t; 228 229 /* Send queue queue-descriptor, each Tx queue has one this QD 230 */ 231 typedef struct uec_send_queue_qd { 232 u32 bd_ring_base; /* pointer to BD ring base address */ 233 u8 res0[0x8]; 234 u32 last_bd_completed_address; /* last entry in BD ring */ 235 u8 res1[0x30]; 236 } __attribute__ ((packed)) uec_send_queue_qd_t; 237 238 /* Send queue memory region */ 239 typedef struct uec_send_queue_mem_region { 240 uec_send_queue_qd_t sqqd[MAX_TX_QUEUES]; 241 } __attribute__ ((packed)) uec_send_queue_mem_region_t; 242 243 /* Scheduler struct 244 */ 245 typedef struct uec_scheduler { 246 u16 cpucount0; /* CPU packet counter */ 247 u16 cpucount1; /* CPU packet counter */ 248 u16 cecount0; /* QE packet counter */ 249 u16 cecount1; /* QE packet counter */ 250 u16 cpucount2; /* CPU packet counter */ 251 u16 cpucount3; /* CPU packet counter */ 252 u16 cecount2; /* QE packet counter */ 253 u16 cecount3; /* QE packet counter */ 254 u16 cpucount4; /* CPU packet counter */ 255 u16 cpucount5; /* CPU packet counter */ 256 u16 cecount4; /* QE packet counter */ 257 u16 cecount5; /* QE packet counter */ 258 u16 cpucount6; /* CPU packet counter */ 259 u16 cpucount7; /* CPU packet counter */ 260 u16 cecount6; /* QE packet counter */ 261 u16 cecount7; /* QE packet counter */ 262 u32 weightstatus[MAX_TX_QUEUES]; /* accumulated weight factor */ 263 u32 rtsrshadow; /* temporary variable handled by QE */ 264 u32 time; /* temporary variable handled by QE */ 265 u32 ttl; /* temporary variable handled by QE */ 266 u32 mblinterval; /* max burst length interval */ 267 u16 nortsrbytetime; /* normalized value of byte time in tsr units */ 268 u8 fracsiz; 269 u8 res0[1]; 270 u8 strictpriorityq; /* Strict Priority Mask register */ 271 u8 txasap; /* Transmit ASAP register */ 272 u8 extrabw; /* Extra BandWidth register */ 273 u8 oldwfqmask; /* temporary variable handled by QE */ 274 u8 weightfactor[MAX_TX_QUEUES]; /**< weight factor for queues */ 275 u32 minw; /* temporary variable handled by QE */ 276 u8 res1[0x70-0x64]; 277 } __attribute__ ((packed)) uec_scheduler_t; 278 279 /* Tx firmware counters 280 */ 281 typedef struct uec_tx_firmware_statistics_pram { 282 u32 sicoltx; /* single collision */ 283 u32 mulcoltx; /* multiple collision */ 284 u32 latecoltxfr; /* late collision */ 285 u32 frabortduecol; /* frames aborted due to tx collision */ 286 u32 frlostinmactxer; /* frames lost due to internal MAC error tx */ 287 u32 carriersenseertx; /* carrier sense error */ 288 u32 frtxok; /* frames transmitted OK */ 289 u32 txfrexcessivedefer; 290 u32 txpkts256; /* total packets(including bad) 256~511 B */ 291 u32 txpkts512; /* total packets(including bad) 512~1023B */ 292 u32 txpkts1024; /* total packets(including bad) 1024~1518B */ 293 u32 txpktsjumbo; /* total packets(including bad) >1024 */ 294 } __attribute__ ((packed)) uec_tx_firmware_statistics_pram_t; 295 296 /* Tx global parameter table 297 */ 298 typedef struct uec_tx_global_pram { 299 u16 temoder; 300 u8 res0[0x38-0x02]; 301 u32 sqptr; 302 u32 schedulerbasepointer; 303 u32 txrmonbaseptr; 304 u32 tstate; 305 u8 iphoffset[MAX_IPH_OFFSET_ENTRY]; 306 u32 vtagtable[0x8]; 307 u32 tqptr; 308 u8 res2[0x80-0x74]; 309 } __attribute__ ((packed)) uec_tx_global_pram_t; 310 311 312 /****** Rx data struct collection ******/ 313 /* Rx thread data, each Rx thread has one this struct. 314 */ 315 typedef struct uec_thread_data_rx { 316 u8 res0[40]; 317 } __attribute__ ((packed)) uec_thread_data_rx_t; 318 319 /* Rx thread parameter, each Rx thread has one this struct. 320 */ 321 typedef struct uec_thread_rx_pram { 322 u8 res0[128]; 323 } __attribute__ ((packed)) uec_thread_rx_pram_t; 324 325 /* Rx firmware counters 326 */ 327 typedef struct uec_rx_firmware_statistics_pram { 328 u32 frrxfcser; /* frames with crc error */ 329 u32 fraligner; /* frames with alignment error */ 330 u32 inrangelenrxer; /* in range length error */ 331 u32 outrangelenrxer; /* out of range length error */ 332 u32 frtoolong; /* frame too long */ 333 u32 runt; /* runt */ 334 u32 verylongevent; /* very long event */ 335 u32 symbolerror; /* symbol error */ 336 u32 dropbsy; /* drop because of BD not ready */ 337 u8 res0[0x8]; 338 u32 mismatchdrop; /* drop because of MAC filtering */ 339 u32 underpkts; /* total frames less than 64 octets */ 340 u32 pkts256; /* total frames(including bad)256~511 B */ 341 u32 pkts512; /* total frames(including bad)512~1023 B */ 342 u32 pkts1024; /* total frames(including bad)1024~1518 B */ 343 u32 pktsjumbo; /* total frames(including bad) >1024 B */ 344 u32 frlossinmacer; 345 u32 pausefr; /* pause frames */ 346 u8 res1[0x4]; 347 u32 removevlan; 348 u32 replacevlan; 349 u32 insertvlan; 350 } __attribute__ ((packed)) uec_rx_firmware_statistics_pram_t; 351 352 /* Rx interrupt coalescing entry, each Rx queue has one this entry. 353 */ 354 typedef struct uec_rx_interrupt_coalescing_entry { 355 u32 maxvalue; 356 u32 counter; 357 } __attribute__ ((packed)) uec_rx_interrupt_coalescing_entry_t; 358 359 typedef struct uec_rx_interrupt_coalescing_table { 360 uec_rx_interrupt_coalescing_entry_t entry[MAX_RX_QUEUES]; 361 } __attribute__ ((packed)) uec_rx_interrupt_coalescing_table_t; 362 363 /* RxBD queue entry, each Rx queue has one this entry. 364 */ 365 typedef struct uec_rx_bd_queues_entry { 366 u32 bdbaseptr; /* BD base pointer */ 367 u32 bdptr; /* BD pointer */ 368 u32 externalbdbaseptr; /* external BD base pointer */ 369 u32 externalbdptr; /* external BD pointer */ 370 } __attribute__ ((packed)) uec_rx_bd_queues_entry_t; 371 372 /* Rx global paramter table 373 */ 374 typedef struct uec_rx_global_pram { 375 u32 remoder; /* ethernet mode reg. */ 376 u32 rqptr; /* base pointer to the Rx Queues */ 377 u32 res0[0x1]; 378 u8 res1[0x20-0xC]; 379 u16 typeorlen; 380 u8 res2[0x1]; 381 u8 rxgstpack; /* ack on GRACEFUL STOP RX command */ 382 u32 rxrmonbaseptr; /* Rx RMON statistics base */ 383 u8 res3[0x30-0x28]; 384 u32 intcoalescingptr; /* Interrupt coalescing table pointer */ 385 u8 res4[0x36-0x34]; 386 u8 rstate; 387 u8 res5[0x46-0x37]; 388 u16 mrblr; /* max receive buffer length reg. */ 389 u32 rbdqptr; /* RxBD parameter table description */ 390 u16 mflr; /* max frame length reg. */ 391 u16 minflr; /* min frame length reg. */ 392 u16 maxd1; /* max dma1 length reg. */ 393 u16 maxd2; /* max dma2 length reg. */ 394 u32 ecamptr; /* external CAM address */ 395 u32 l2qt; /* VLAN priority mapping table. */ 396 u32 l3qt[0x8]; /* IP priority mapping table. */ 397 u16 vlantype; /* vlan type */ 398 u16 vlantci; /* default vlan tci */ 399 u8 addressfiltering[64];/* address filtering data structure */ 400 u32 exfGlobalParam; /* extended filtering global parameters */ 401 u8 res6[0x100-0xC4]; /* Initialize to zero */ 402 } __attribute__ ((packed)) uec_rx_global_pram_t; 403 404 #define GRACEFUL_STOP_ACKNOWLEDGE_RX 0x01 405 406 407 /****** UEC common ******/ 408 /* UCC statistics - hardware counters 409 */ 410 typedef struct uec_hardware_statistics { 411 u32 tx64; 412 u32 tx127; 413 u32 tx255; 414 u32 rx64; 415 u32 rx127; 416 u32 rx255; 417 u32 txok; 418 u16 txcf; 419 u32 tmca; 420 u32 tbca; 421 u32 rxfok; 422 u32 rxbok; 423 u32 rbyt; 424 u32 rmca; 425 u32 rbca; 426 } __attribute__ ((packed)) uec_hardware_statistics_t; 427 428 /* InitEnet command parameter 429 */ 430 typedef struct uec_init_cmd_pram { 431 u8 resinit0; 432 u8 resinit1; 433 u8 resinit2; 434 u8 resinit3; 435 u16 resinit4; 436 u8 res1[0x1]; 437 u8 largestexternallookupkeysize; 438 u32 rgftgfrxglobal; 439 u32 rxthread[MAX_ENET_INIT_PARAM_ENTRIES_RX]; /* rx threads */ 440 u8 res2[0x38 - 0x30]; 441 u32 txglobal; /* tx global */ 442 u32 txthread[MAX_ENET_INIT_PARAM_ENTRIES_TX]; /* tx threads */ 443 u8 res3[0x1]; 444 } __attribute__ ((packed)) uec_init_cmd_pram_t; 445 446 #define ENET_INIT_PARAM_RGF_SHIFT (32 - 4) 447 #define ENET_INIT_PARAM_TGF_SHIFT (32 - 8) 448 449 #define ENET_INIT_PARAM_RISC_MASK 0x0000003f 450 #define ENET_INIT_PARAM_PTR_MASK 0x00ffffc0 451 #define ENET_INIT_PARAM_SNUM_MASK 0xff000000 452 #define ENET_INIT_PARAM_SNUM_SHIFT 24 453 454 #define ENET_INIT_PARAM_MAGIC_RES_INIT0 0x06 455 #define ENET_INIT_PARAM_MAGIC_RES_INIT1 0x30 456 #define ENET_INIT_PARAM_MAGIC_RES_INIT2 0xff 457 #define ENET_INIT_PARAM_MAGIC_RES_INIT3 0x00 458 #define ENET_INIT_PARAM_MAGIC_RES_INIT4 0x0400 459 460 /* structure representing 82xx Address Filtering Enet Address in PRAM 461 */ 462 typedef struct uec_82xx_enet_address { 463 u8 res1[0x2]; 464 u16 h; /* address (MSB) */ 465 u16 m; /* address */ 466 u16 l; /* address (LSB) */ 467 } __attribute__ ((packed)) uec_82xx_enet_address_t; 468 469 /* structure representing 82xx Address Filtering PRAM 470 */ 471 typedef struct uec_82xx_address_filtering_pram { 472 u32 iaddr_h; /* individual address filter, high */ 473 u32 iaddr_l; /* individual address filter, low */ 474 u32 gaddr_h; /* group address filter, high */ 475 u32 gaddr_l; /* group address filter, low */ 476 uec_82xx_enet_address_t taddr; 477 uec_82xx_enet_address_t paddr[4]; 478 u8 res0[0x40-0x38]; 479 } __attribute__ ((packed)) uec_82xx_address_filtering_pram_t; 480 481 /* Buffer Descriptor 482 */ 483 typedef struct buffer_descriptor { 484 u16 status; 485 u16 len; 486 u32 data; 487 } __attribute__ ((packed)) qe_bd_t, *p_bd_t; 488 489 #define SIZEOFBD sizeof(qe_bd_t) 490 491 /* Common BD flags 492 */ 493 #define BD_WRAP 0x2000 494 #define BD_INT 0x1000 495 #define BD_LAST 0x0800 496 #define BD_CLEAN 0x3000 497 498 /* TxBD status flags 499 */ 500 #define TxBD_READY 0x8000 501 #define TxBD_PADCRC 0x4000 502 #define TxBD_WRAP BD_WRAP 503 #define TxBD_INT BD_INT 504 #define TxBD_LAST BD_LAST 505 #define TxBD_TXCRC 0x0400 506 #define TxBD_DEF 0x0200 507 #define TxBD_PP 0x0100 508 #define TxBD_LC 0x0080 509 #define TxBD_RL 0x0040 510 #define TxBD_RC 0x003C 511 #define TxBD_UNDERRUN 0x0002 512 #define TxBD_TRUNC 0x0001 513 514 #define TxBD_ERROR (TxBD_UNDERRUN | TxBD_TRUNC) 515 516 /* RxBD status flags 517 */ 518 #define RxBD_EMPTY 0x8000 519 #define RxBD_OWNER 0x4000 520 #define RxBD_WRAP BD_WRAP 521 #define RxBD_INT BD_INT 522 #define RxBD_LAST BD_LAST 523 #define RxBD_FIRST 0x0400 524 #define RxBD_CMR 0x0200 525 #define RxBD_MISS 0x0100 526 #define RxBD_BCAST 0x0080 527 #define RxBD_MCAST 0x0040 528 #define RxBD_LG 0x0020 529 #define RxBD_NO 0x0010 530 #define RxBD_SHORT 0x0008 531 #define RxBD_CRCERR 0x0004 532 #define RxBD_OVERRUN 0x0002 533 #define RxBD_IPCH 0x0001 534 535 #define RxBD_ERROR (RxBD_LG | RxBD_NO | RxBD_SHORT | \ 536 RxBD_CRCERR | RxBD_OVERRUN) 537 538 /* BD access macros 539 */ 540 #define BD_STATUS(_bd) (((p_bd_t)(_bd))->status) 541 #define BD_STATUS_SET(_bd, _val) (((p_bd_t)(_bd))->status = _val) 542 #define BD_LENGTH(_bd) (((p_bd_t)(_bd))->len) 543 #define BD_LENGTH_SET(_bd, _val) (((p_bd_t)(_bd))->len = _val) 544 #define BD_DATA_CLEAR(_bd) (((p_bd_t)(_bd))->data = 0) 545 #define BD_IS_DATA(_bd) (((p_bd_t)(_bd))->data) 546 #define BD_DATA(_bd) ((u8 *)(((p_bd_t)(_bd))->data)) 547 #define BD_DATA_SET(_bd, _data) (((p_bd_t)(_bd))->data = (u32)(_data)) 548 #define BD_ADVANCE(_bd,_status,_base) \ 549 (((_status) & BD_WRAP) ? (_bd) = ((p_bd_t)(_base)) : ++(_bd)) 550 551 /* Rx Prefetched BDs 552 */ 553 typedef struct uec_rx_prefetched_bds { 554 qe_bd_t bd[MAX_PREFETCHED_BDS]; /* prefetched bd */ 555 } __attribute__ ((packed)) uec_rx_prefetched_bds_t; 556 557 /* Alignments 558 */ 559 #define UEC_RX_GLOBAL_PRAM_ALIGNMENT 64 560 #define UEC_TX_GLOBAL_PRAM_ALIGNMENT 64 561 #define UEC_THREAD_RX_PRAM_ALIGNMENT 128 562 #define UEC_THREAD_TX_PRAM_ALIGNMENT 64 563 #define UEC_THREAD_DATA_ALIGNMENT 256 564 #define UEC_SEND_QUEUE_QUEUE_DESCRIPTOR_ALIGNMENT 32 565 #define UEC_SCHEDULER_ALIGNMENT 4 566 #define UEC_TX_STATISTICS_ALIGNMENT 4 567 #define UEC_RX_STATISTICS_ALIGNMENT 4 568 #define UEC_RX_INTERRUPT_COALESCING_ALIGNMENT 4 569 #define UEC_RX_BD_QUEUES_ALIGNMENT 8 570 #define UEC_RX_PREFETCHED_BDS_ALIGNMENT 128 571 #define UEC_RX_EXTENDED_FILTERING_GLOBAL_PARAMETERS_ALIGNMENT 4 572 #define UEC_RX_BD_RING_ALIGNMENT 32 573 #define UEC_TX_BD_RING_ALIGNMENT 32 574 #define UEC_MRBLR_ALIGNMENT 128 575 #define UEC_RX_BD_RING_SIZE_ALIGNMENT 4 576 #define UEC_TX_BD_RING_SIZE_MEMORY_ALIGNMENT 32 577 #define UEC_RX_DATA_BUF_ALIGNMENT 64 578 579 #define UEC_VLAN_PRIORITY_MAX 8 580 #define UEC_IP_PRIORITY_MAX 64 581 #define UEC_TX_VTAG_TABLE_ENTRY_MAX 8 582 #define UEC_RX_BD_RING_SIZE_MIN 8 583 #define UEC_TX_BD_RING_SIZE_MIN 2 584 585 /* Ethernet speed 586 */ 587 typedef enum enet_speed { 588 ENET_SPEED_10BT, /* 10 Base T */ 589 ENET_SPEED_100BT, /* 100 Base T */ 590 ENET_SPEED_1000BT /* 1000 Base T */ 591 } enet_speed_e; 592 593 /* Ethernet Address Type. 594 */ 595 typedef enum enet_addr_type { 596 ENET_ADDR_TYPE_INDIVIDUAL, 597 ENET_ADDR_TYPE_GROUP, 598 ENET_ADDR_TYPE_BROADCAST 599 } enet_addr_type_e; 600 601 /* TBI / MII Set Register 602 */ 603 typedef enum enet_tbi_mii_reg { 604 ENET_TBI_MII_CR = 0x00, 605 ENET_TBI_MII_SR = 0x01, 606 ENET_TBI_MII_ANA = 0x04, 607 ENET_TBI_MII_ANLPBPA = 0x05, 608 ENET_TBI_MII_ANEX = 0x06, 609 ENET_TBI_MII_ANNPT = 0x07, 610 ENET_TBI_MII_ANLPANP = 0x08, 611 ENET_TBI_MII_EXST = 0x0F, 612 ENET_TBI_MII_JD = 0x10, 613 ENET_TBI_MII_TBICON = 0x11 614 } enet_tbi_mii_reg_e; 615 616 /* TBI MDIO register bit fields*/ 617 #define TBICON_CLK_SELECT 0x0020 618 #define TBIANA_ASYMMETRIC_PAUSE 0x0100 619 #define TBIANA_SYMMETRIC_PAUSE 0x0080 620 #define TBIANA_HALF_DUPLEX 0x0040 621 #define TBIANA_FULL_DUPLEX 0x0020 622 #define TBICR_PHY_RESET 0x8000 623 #define TBICR_ANEG_ENABLE 0x1000 624 #define TBICR_RESTART_ANEG 0x0200 625 #define TBICR_FULL_DUPLEX 0x0100 626 #define TBICR_SPEED1_SET 0x0040 627 628 #define TBIANA_SETTINGS ( \ 629 TBIANA_ASYMMETRIC_PAUSE \ 630 | TBIANA_SYMMETRIC_PAUSE \ 631 | TBIANA_FULL_DUPLEX \ 632 ) 633 634 #define TBICR_SETTINGS ( \ 635 TBICR_PHY_RESET \ 636 | TBICR_ANEG_ENABLE \ 637 | TBICR_FULL_DUPLEX \ 638 | TBICR_SPEED1_SET \ 639 ) 640 641 /* UEC number of threads 642 */ 643 typedef enum uec_num_of_threads { 644 UEC_NUM_OF_THREADS_1 = 0x1, /* 1 */ 645 UEC_NUM_OF_THREADS_2 = 0x2, /* 2 */ 646 UEC_NUM_OF_THREADS_4 = 0x0, /* 4 */ 647 UEC_NUM_OF_THREADS_6 = 0x3, /* 6 */ 648 UEC_NUM_OF_THREADS_8 = 0x4 /* 8 */ 649 } uec_num_of_threads_e; 650 651 /* UEC initialization info struct 652 */ 653 #define STD_UEC_INFO(num) \ 654 { \ 655 .uf_info = { \ 656 .ucc_num = CONFIG_SYS_UEC##num##_UCC_NUM,\ 657 .rx_clock = CONFIG_SYS_UEC##num##_RX_CLK, \ 658 .tx_clock = CONFIG_SYS_UEC##num##_TX_CLK, \ 659 .eth_type = CONFIG_SYS_UEC##num##_ETH_TYPE,\ 660 }, \ 661 .num_threads_tx = UEC_NUM_OF_THREADS_1, \ 662 .num_threads_rx = UEC_NUM_OF_THREADS_1, \ 663 .risc_tx = QE_RISC_ALLOCATION_RISC1_AND_RISC2, \ 664 .risc_rx = QE_RISC_ALLOCATION_RISC1_AND_RISC2, \ 665 .tx_bd_ring_len = 16, \ 666 .rx_bd_ring_len = 16, \ 667 .phy_address = CONFIG_SYS_UEC##num##_PHY_ADDR, \ 668 .enet_interface_type = CONFIG_SYS_UEC##num##_INTERFACE_TYPE, \ 669 .speed = CONFIG_SYS_UEC##num##_INTERFACE_SPEED, \ 670 } 671 672 typedef struct uec_info { 673 ucc_fast_info_t uf_info; 674 uec_num_of_threads_e num_threads_tx; 675 uec_num_of_threads_e num_threads_rx; 676 unsigned int risc_tx; 677 unsigned int risc_rx; 678 u16 rx_bd_ring_len; 679 u16 tx_bd_ring_len; 680 u8 phy_address; 681 phy_interface_t enet_interface_type; 682 int speed; 683 } uec_info_t; 684 685 /* UEC driver initialized info 686 */ 687 #define MAX_RXBUF_LEN 1536 688 #define MAX_FRAME_LEN 1518 689 #define MIN_FRAME_LEN 64 690 #define MAX_DMA1_LEN 1520 691 #define MAX_DMA2_LEN 1520 692 693 /* UEC driver private struct 694 */ 695 typedef struct uec_private { 696 uec_info_t *uec_info; 697 ucc_fast_private_t *uccf; 698 struct eth_device *dev; 699 uec_t *uec_regs; 700 uec_mii_t *uec_mii_regs; 701 /* enet init command parameter */ 702 uec_init_cmd_pram_t *p_init_enet_param; 703 u32 init_enet_param_offset; 704 /* Rx and Tx paramter */ 705 uec_rx_global_pram_t *p_rx_glbl_pram; 706 u32 rx_glbl_pram_offset; 707 uec_tx_global_pram_t *p_tx_glbl_pram; 708 u32 tx_glbl_pram_offset; 709 uec_send_queue_mem_region_t *p_send_q_mem_reg; 710 u32 send_q_mem_reg_offset; 711 uec_thread_data_tx_t *p_thread_data_tx; 712 u32 thread_dat_tx_offset; 713 uec_thread_data_rx_t *p_thread_data_rx; 714 u32 thread_dat_rx_offset; 715 uec_rx_bd_queues_entry_t *p_rx_bd_qs_tbl; 716 u32 rx_bd_qs_tbl_offset; 717 /* BDs specific */ 718 u8 *p_tx_bd_ring; 719 u32 tx_bd_ring_offset; 720 u8 *p_rx_bd_ring; 721 u32 rx_bd_ring_offset; 722 u8 *p_rx_buf; 723 u32 rx_buf_offset; 724 volatile qe_bd_t *txBd; 725 volatile qe_bd_t *rxBd; 726 /* Status */ 727 int mac_tx_enabled; 728 int mac_rx_enabled; 729 int grace_stopped_tx; 730 int grace_stopped_rx; 731 int the_first_run; 732 /* PHY specific */ 733 struct uec_mii_info *mii_info; 734 int oldspeed; 735 int oldduplex; 736 int oldlink; 737 } uec_private_t; 738 739 int uec_initialize(bd_t *bis, uec_info_t *uec_info); 740 int uec_eth_init(bd_t *bis, uec_info_t *uecs, int num); 741 int uec_standard_init(bd_t *bis); 742 #endif /* __UEC_H__ */ 743