Files
@ d0a14f973771
Branch filter:
Location: vmkdrivers/vmkdrivers/src_9/drivers/net/bnx2/cnic.h
d0a14f973771
13.1 KiB
text/x-chdr
ESXi-5.0-U1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 | /* cnic.h: Broadcom CNIC core network driver.
*
* Copyright (c) 2006-2010 Broadcom Corporation
*
* Portions Copyright (c) VMware, Inc. 2009-2010, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
* Written by: John(Zongxi) Chen (zongxic@broadcom.com)
*/
#ifndef CNIC_H
#define CNIC_H
#if !defined(__LITTLE_ENDIAN) && !defined(__BIG_ENDIAN)
#error "Missing either LITTLE_ENDIAN or BIG_ENDIAN definition."
#endif
#ifndef DIV_ROUND_UP
#define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
#endif
#ifndef ISCSI_DEF_FIRST_BURST_LEN
#define ISCSI_DEF_FIRST_BURST_LEN 65536
#endif
#ifndef ISCSI_DEF_MAX_RECV_SEG_LEN
#define ISCSI_DEF_MAX_RECV_SEG_LEN 8192
#endif
#ifndef ISCSI_DEF_MAX_BURST_LEN
#define ISCSI_DEF_MAX_BURST_LEN 262144
#endif
#define ISCSI_DEFAULT_MAX_OUTSTANDING_R2T (1)
/* Formerly Cstorm iSCSI EQ index (HC_INDEX_C_ISCSI_EQ_CONS) */
#define HC_INDEX_ISCSI_EQ_CONS 6
#define KWQ_PAGE_CNT 4
#define KCQ_PAGE_CNT 16
#define KWQ_CID 24
#define KCQ_CID 25
/*
* krnlq_context definition
*/
#define L5_KRNLQ_FLAGS 0x00000000
#define L5_KRNLQ_SIZE 0x00000000
#define L5_KRNLQ_TYPE 0x00000000
#define KRNLQ_FLAGS_PG_SZ (0xf<<0)
#define KRNLQ_FLAGS_PG_SZ_256 (0<<0)
#define KRNLQ_FLAGS_PG_SZ_512 (1<<0)
#define KRNLQ_FLAGS_PG_SZ_1K (2<<0)
#define KRNLQ_FLAGS_PG_SZ_2K (3<<0)
#define KRNLQ_FLAGS_PG_SZ_4K (4<<0)
#define KRNLQ_FLAGS_PG_SZ_8K (5<<0)
#define KRNLQ_FLAGS_PG_SZ_16K (6<<0)
#define KRNLQ_FLAGS_PG_SZ_32K (7<<0)
#define KRNLQ_FLAGS_PG_SZ_64K (8<<0)
#define KRNLQ_FLAGS_PG_SZ_128K (9<<0)
#define KRNLQ_FLAGS_PG_SZ_256K (10<<0)
#define KRNLQ_FLAGS_PG_SZ_512K (11<<0)
#define KRNLQ_FLAGS_PG_SZ_1M (12<<0)
#define KRNLQ_FLAGS_PG_SZ_2M (13<<0)
#define KRNLQ_FLAGS_QE_SELF_SEQ (1<<15)
#define KRNLQ_SIZE_TYPE_SIZE ((((0x28 + 0x1f) & ~0x1f) / 0x20) << 16)
#define KRNLQ_TYPE_TYPE (0xf<<28)
#define KRNLQ_TYPE_TYPE_EMPTY (0<<28)
#define KRNLQ_TYPE_TYPE_KRNLQ (6<<28)
#define L5_KRNLQ_HOST_QIDX 0x00000004
#define L5_KRNLQ_HOST_FW_QIDX 0x00000008
#define L5_KRNLQ_NX_QE_SELF_SEQ 0x0000000c
#define L5_KRNLQ_QE_SELF_SEQ_MAX 0x0000000c
#define L5_KRNLQ_NX_QE_HADDR_HI 0x00000010
#define L5_KRNLQ_NX_QE_HADDR_LO 0x00000014
#define L5_KRNLQ_PGTBL_PGIDX 0x00000018
#define L5_KRNLQ_NX_PG_QIDX 0x00000018
#define L5_KRNLQ_PGTBL_NPAGES 0x0000001c
#define L5_KRNLQ_QIDX_INCR 0x0000001c
#define L5_KRNLQ_PGTBL_HADDR_HI 0x00000020
#define L5_KRNLQ_PGTBL_HADDR_LO 0x00000024
#define BNX2_PG_CTX_MAP 0x1a0034
#define BNX2_ISCSI_CTX_MAP 0x1a0074
struct cnic_redirect_entry {
struct dst_entry *old_dst;
struct dst_entry *new_dst;
};
struct cnic_work_node {
u32 work_type;
#define WORK_TYPE_KCQE 1
#define WORK_TYPE_NEIGH_UPDATE 2
#define WORK_TYPE_REDIRECT 3
union {
struct kcqe kcqe;
struct neighbour *neigh;
struct cnic_redirect_entry cnic_redir;
} work_data;
};
#define MAX_CNIC_L5_CONTEXT 256
#define WORK_RING_SIZE 256
#define WORK_RING_SIZE_MASK 255
#define MAX_CM_SK_TBL_SZ MAX_CNIC_L5_CONTEXT
#define MAX_COMPLETED_KCQE 64
#define MAX_ISCSI_TBL_SZ 256
#define KWQE_CNT (BCM_PAGE_SIZE / sizeof(struct kwqe))
#define KCQE_CNT (BCM_PAGE_SIZE / sizeof(struct kcqe))
#define MAX_KWQE_CNT (KWQE_CNT - 1)
#define MAX_KCQE_CNT (KCQE_CNT - 1)
#define MAX_KWQ_IDX ((KWQ_PAGE_CNT * KWQE_CNT) - 1)
#define MAX_KCQ_IDX ((KCQ_PAGE_CNT * KCQE_CNT) - 1)
#define KWQ_PG(x) (((x) & ~MAX_KWQE_CNT) >> (BCM_PAGE_BITS - 5))
#define KWQ_IDX(x) ((x) & MAX_KWQE_CNT)
#define KCQ_PG(x) (((x) & ~MAX_KCQE_CNT) >> (BCM_PAGE_BITS - 5))
#define KCQ_IDX(x) ((x) & MAX_KCQE_CNT)
#define BNX2X_NEXT_KCQE(x) (((x) & (MAX_KCQE_CNT - 1)) == \
(MAX_KCQE_CNT - 1)) ? \
(x) + 2 : (x) + 1
#define BNX2X_KWQ_DATA_PG(cp, x) ((x) / (cp)->kwq_16_data_pp)
#define BNX2X_KWQ_DATA_IDX(cp, x) ((x) % (cp)->kwq_16_data_pp)
#define BNX2X_KWQ_DATA(cp, x) \
&(cp)->kwq_16_data[BNX2X_KWQ_DATA_PG(cp, x)][BNX2X_KWQ_DATA_IDX(cp, x)]
#define DEF_IPID_COUNT 0xc001
#define DEF_KA_TIMEOUT 10000
#define DEF_KA_INTERVAL 300000
#define DEF_KA_MAX_PROBE_COUNT 3
#define DEF_TOS 0
#define DEF_TTL 0xfe
#define DEF_SND_SEQ_SCALE 0
#define DEF_RCV_BUF 0xffff
#define DEF_SND_BUF 0xffff
#define DEF_SEED 0
#define DEF_MAX_RT_TIME 500
#define DEF_MAX_DA_COUNT 2
#define DEF_SWS_TIMER 1000
#define DEF_MAX_CWND 0xffff
struct cnic_ctx {
u32 cid;
void *ctx;
dma_addr_t mapping;
};
#define BNX2_MAX_CID 0x2000
struct cnic_dma {
int num_pages;
void **pg_arr;
dma_addr_t *pg_map_arr;
int pgtbl_size;
u32 *pgtbl;
dma_addr_t pgtbl_map;
};
struct cnic_id_tbl {
spinlock_t lock;
u32 start;
u32 max;
u32 next;
unsigned long *table;
};
#define CNIC_KWQ16_DATA_SIZE 128
struct kwqe_16_data {
u8 data[CNIC_KWQ16_DATA_SIZE];
};
struct cnic_iscsi {
struct cnic_dma task_array_info;
struct cnic_dma r2tq_info;
struct cnic_dma hq_info;
};
struct cnic_context {
u32 cid;
struct kwqe_16_data *kwqe_data;
dma_addr_t kwqe_data_mapping;
wait_queue_head_t waitq;
int wait_cond;
unsigned long timestamp;
unsigned long ctx_flags;
#define CTX_FL_OFFLD_START 0
#define CTX_FL_DELETE_WAIT 1
u8 ulp_proto_id;
union {
struct cnic_iscsi *iscsi;
} proto;
};
struct l5cm_spe;
struct iro {
u32 base;
u16 m1;
u16 m2;
u16 m3;
u16 size;
};
struct cnic_local {
spinlock_t cnic_ulp_lock;
void *ulp_handle[MAX_CNIC_ULP_TYPE];
unsigned long ulp_flags[MAX_CNIC_ULP_TYPE];
#define ULP_F_INIT 0
#define ULP_F_START 1
#define ULP_F_CALL_PENDING 2
struct cnic_ulp_ops *ulp_ops[MAX_CNIC_ULP_TYPE];
/* protected by ulp_lock */
u32 cnic_local_flags;
#define CNIC_LCL_FL_KWQ_INIT 0x00000001
#define CNIC_LCL_FL_IRQ_REQD 0x00000002
struct cnic_dev *dev;
struct cnic_eth_dev *ethdev;
struct iro *iro_arr;
#define IRO (((struct cnic_local *) dev->cnic_priv)->iro_arr)
u32 kwq_cid_addr;
u32 kcq_cid_addr;
struct cnic_dma kwq_info;
struct kwqe **kwq;
struct cnic_dma kwq_16_data_info;
u16 max_kwq_idx;
u16 kwq_prod_idx;
u32 kwq_io_addr;
volatile u16 *kwq_con_idx_ptr;
u16 kwq_con_idx;
struct cnic_dma kcq_info;
struct kcqe **kcq;
u16 *kcq_hw_prod_idx_ptr;
u16 *kcq_status_idx_ptr;
u16 kcq_prod_idx;
u32 kcq_io_addr;
union {
void *gen;
struct status_block_msix *bnx2;
#if (NEW_BNX2X_HSI == 60)
struct host_hc_status_block_e1x *bnx2x;
/* index values - which counter to update */
#define SM_RX_ID 0
#define SM_TX_ID 1
#else
struct host_status_block *bnx2x;
#endif
} status_blk;
u32 status_blk_num;
u32 bnx2x_igu_sb_id;
u32 int_num;
u32 last_status_idx;
struct tasklet_struct cnic_irq_task;
struct kcqe *completed_kcq[MAX_COMPLETED_KCQE];
struct cnic_sock *csk_tbl;
struct cnic_id_tbl csk_port_tbl;
u32 next_tcp_port;
struct cnic_dma conn_buf_info;
struct cnic_dma gbl_buf_info;
struct cnic_iscsi *iscsi_tbl;
struct cnic_context *ctx_tbl;
struct cnic_id_tbl cid_tbl;
atomic_t iscsi_conn;
/* per connection parameters */
int num_iscsi_tasks;
int num_ccells;
int task_array_size;
int r2tq_size;
int hq_size;
int num_cqs;
struct notifier_block cm_nb;
struct cnic_work_node cnic_work_ring[WORK_RING_SIZE];
int cnic_wr_cons;
int cnic_wr_prod;
spinlock_t wr_lock;
struct tasklet_struct cnic_task;
struct delayed_work delete_task;
#ifndef HAVE_NETEVENT
struct timer_list cnic_timer;
u32 cnic_timer_off;
#endif
struct cnic_ctx *ctx_arr;
int ctx_blks;
int ctx_blk_size;
unsigned long ctx_align;
int cids_per_blk;
u32 chip_id;
int func;
u32 pfid;
#if defined (__VMKLNX__)
vmk_EthAddress srcMACAddr;
vmk_EthAddress nextHopMACAddr;
vmk_uint32 pmtu;
vmk_uint32 vlan_id;
vmk_uint32 srcFamily;
vmk_uint8 srcIPAddr[4]; // XXX NOT IPv6 compatible
vmk_uint32 cnic_local_port_min;
vmk_uint32 cnic_local_port_nr;
#endif /* defined (__VMKLNX__) */
struct cnic_ops *cnic_ops;
int (*start_hw)(struct cnic_dev *);
void (*stop_hw)(struct cnic_dev *);
void (*setup_pgtbl)(struct cnic_dev *,
struct cnic_dma *);
int (*alloc_resc)(struct cnic_dev *);
void (*free_resc)(struct cnic_dev *);
int (*start_cm)(struct cnic_dev *);
void (*stop_cm)(struct cnic_dev *);
void (*enable_int)(struct cnic_dev *);
void (*disable_int_sync)(struct cnic_dev *);
void (*ack_int)(struct cnic_dev *);
void (*close_conn)(struct cnic_sock *, u32 opcode);
u16 (*next_idx)(u16);
u16 (*hw_idx)(u16);
};
struct bnx2x_bd_chain_next {
u32 addr_lo;
u32 addr_hi;
u8 reserved[8];
};
#define ISCSI_RAMROD_CMD_ID_UPDATE_CONN (ISCSI_KCQE_OPCODE_UPDATE_CONN)
#define ISCSI_RAMROD_CMD_ID_INIT (ISCSI_KCQE_OPCODE_INIT)
#define CDU_REGION_NUMBER_XCM_AG 2
#define CDU_REGION_NUMBER_UCM_AG 4
#if (NEW_BNX2X_HSI == 48)
static u8 calc_crc8( u32 data, u8 crc)
{
u8 D[32];
u8 NewCRC[8];
u8 C[8];
u8 crc_res;
u8 i;
/* split the data into 31 bits */
for (i = 0; i < 32; i++) {
D[i] = (u8)(data & 1);
data = data >> 1;
}
/* split the crc into 8 bits */
for (i = 0; i < 8; i++ ) {
C[i] = crc & 1;
crc = crc >> 1;
}
NewCRC[0] = D[31] ^ D[30] ^ D[28] ^ D[23] ^ D[21] ^ D[19] ^ D[18] ^ D[16] ^ D[14] ^ D[12] ^ D[8] ^ D[7] ^ D[6] ^ D[0] ^ C[4] ^ C[6] ^ C[7];
NewCRC[1] = D[30] ^ D[29] ^ D[28] ^ D[24] ^ D[23] ^ D[22] ^ D[21] ^ D[20] ^ D[18] ^ D[17] ^ D[16] ^ D[15] ^ D[14] ^ D[13] ^ D[12] ^ D[9] ^ D[6] ^ D[1] ^ D[0] ^ C[0] ^ C[4] ^ C[5] ^ C[6];
NewCRC[2] = D[29] ^ D[28] ^ D[25] ^ D[24] ^ D[22] ^ D[17] ^ D[15] ^ D[13] ^ D[12] ^ D[10] ^ D[8] ^ D[6] ^ D[2] ^ D[1] ^ D[0] ^ C[0] ^ C[1] ^ C[4] ^ C[5];
NewCRC[3] = D[30] ^ D[29] ^ D[26] ^ D[25] ^ D[23] ^ D[18] ^ D[16] ^ D[14] ^ D[13] ^ D[11] ^ D[9] ^ D[7] ^ D[3] ^ D[2] ^ D[1] ^ C[1] ^ C[2] ^ C[5] ^ C[6];
NewCRC[4] = D[31] ^ D[30] ^ D[27] ^ D[26] ^ D[24] ^ D[19] ^ D[17] ^ D[15] ^ D[14] ^ D[12] ^ D[10] ^ D[8] ^ D[4] ^ D[3] ^ D[2] ^ C[0] ^ C[2] ^ C[3] ^ C[6] ^ C[7];
NewCRC[5] = D[31] ^ D[28] ^ D[27] ^ D[25] ^ D[20] ^ D[18] ^ D[16] ^ D[15] ^ D[13] ^ D[11] ^ D[9] ^ D[5] ^ D[4] ^ D[3] ^ C[1] ^ C[3] ^ C[4] ^ C[7];
NewCRC[6] = D[29] ^ D[28] ^ D[26] ^ D[21] ^ D[19] ^ D[17] ^ D[16] ^ D[14] ^ D[12] ^ D[10] ^ D[6] ^ D[5] ^ D[4] ^ C[2] ^ C[4] ^ C[5];
NewCRC[7] = D[30] ^ D[29] ^ D[27] ^ D[22] ^ D[20] ^ D[18] ^ D[17] ^ D[15] ^ D[13] ^ D[11] ^ D[7] ^ D[6] ^ D[5] ^ C[3] ^ C[5] ^ C[6];
crc_res = 0;
for (i = 0; i < 8; i++) {
crc_res |= (NewCRC[i] << i);
}
return crc_res;
}
#endif
#define CDU_VALID_DATA(_cid, _region, _type) \
(((_cid) << 8) | (((_region)&0xf)<<4) | (((_type)&0xf)))
#define CDU_CRC8(_cid, _region, _type) \
(calc_crc8(CDU_VALID_DATA(_cid, _region, _type), 0xff))
#define CDU_RSRVD_VALUE_TYPE_A(_cid, _region, _type) \
(0x80 | ((CDU_CRC8(_cid, _region, _type)) & 0x7f))
#define BNX2X_ISCSI_NUM_CONNECTIONS 128
#define BNX2X_ISCSI_TASK_CONTEXT_SIZE 128
#define BNX2X_ISCSI_CONTEXT_MEM_SIZE 1024
#define BNX2X_ISCSI_MAX_PENDING_R2TS 4
#define BNX2X_ISCSI_R2TQE_SIZE 8
#define BNX2X_ISCSI_HQ_BD_SIZE 64
#define BNX2X_ISCSI_CONN_BUF_SIZE 64
#define BNX2X_ISCSI_GLB_BUF_SIZE 64
#define BNX2X_ISCSI_PBL_NOT_CACHED 0xff
#define BNX2X_ISCSI_PDU_HEADER_NOT_CACHED 0xff
#define BNX2X_CHIP_NUM_57710 0x164e
#define BNX2X_CHIP_NUM_57711 0x164f
#define BNX2X_CHIP_NUM_57711E 0x1650
#define BNX2X_CHIP_NUM_57712 0x1662
#define BNX2X_CHIP_NUM_57712E 0x1663
#define BNX2X_CHIP_NUM_57713 0x1651
#define BNX2X_CHIP_NUM_57713E 0x1652
#define BNX2X_CHIP_NUM(x) (x >> 16)
#define BNX2X_CHIP_IS_57711(x) \
(BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57711)
#define BNX2X_CHIP_IS_57711E(x) \
(BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57711E)
#define BNX2X_CHIP_IS_E1H(x) \
(BNX2X_CHIP_IS_57711(x) || BNX2X_CHIP_IS_57711E(x))
#define BNX2X_CHIP_IS_57712(x) \
(BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57712)
#define BNX2X_CHIP_IS_57712E(x) \
(BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57712E)
#define BNX2X_CHIP_IS_57713(x) \
(BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57713)
#define BNX2X_CHIP_IS_57713E(x) \
(BNX2X_CHIP_NUM(x) == BNX2X_CHIP_NUM_57713E)
#define BNX2X_CHIP_IS_E2(x) \
(BNX2X_CHIP_IS_57712(x) || BNX2X_CHIP_IS_57712E(x) || \
BNX2X_CHIP_IS_57713(x) || BNX2X_CHIP_IS_57713E(x))
#define IS_E1H_OFFSET BNX2X_CHIP_IS_E1H(cp->chip_id)
#define BNX2X_SHMEM_MF_BLK_OFFSET 0x7e4
#define BNX2X_SHMEM_ADDR(base, field) (base + \
offsetof(struct shmem_region, field))
#define BNX2X_SHMEM2_ADDR(base, field) (base + \
offsetof(struct shmem2_region, field))
#define BNX2X_SHMEM2_HAS(base, field) \
((base) && \
(CNIC_RD(dev, BNX2X_SHMEM2_ADDR(base, size)) > \
offsetof(struct shmem2_region, field)))
#if (NEW_BNX2X_HSI == 60)
#define CNIC_PORT(cp) ((cp)->pfid & 1)
#else
#define CNIC_PORT(cp) ((cp)->func % PORT_MAX)
#endif
#define CNIC_FUNC(cp) ((cp)->func)
#define CNIC_PATH(cp) (!BNX2X_CHIP_IS_E2(cp->chip_id) ? 0 :\
(CNIC_FUNC(cp) & 1))
#define CNIC_E1HVN(cp) ((cp)->pfid >> 1)
#define BNX2X_HW_CID(cp, x) ((CNIC_PORT(cp) << 23) | \
(CNIC_E1HVN(cp) << 17) | (x))
#define BNX2X_SW_CID(x) ((x) & 0x1ffff)
#define TCP_TSTORM_OOO_DROP_AND_PROC_ACK (0)
#define TCP_TSTORM_OOO_SEND_PURE_ACK (1)
#define TCP_TSTORM_OOO_SUPPORTED (2)
#endif
|