1/*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2007-2017 QLogic Corporation. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 26 * THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD$"); 31 32#ifndef ECORE_INIT_OPS_H 33#define ECORE_INIT_OPS_H 34 35 36 37 38 39 40 41 42 43 44static int ecore_gunzip(struct bxe_softc *sc, const uint8_t *zbuf, int len); 45static void ecore_reg_wr_ind(struct bxe_softc *sc, uint32_t addr, uint32_t val); 46static void ecore_write_dmae_phys_len(struct bxe_softc *sc, 47 ecore_dma_addr_t phys_addr, uint32_t addr, 48 uint32_t len); 49 50static void ecore_init_str_wr(struct bxe_softc *sc, uint32_t addr, 51 const uint32_t *data, uint32_t len) 52{ 53 uint32_t i; 54 55 for (i = 0; i < len; i++) 56 REG_WR(sc, addr + i*4, data[i]); 57} 58 59static void ecore_init_ind_wr(struct bxe_softc *sc, uint32_t addr, 60 const uint32_t *data, uint32_t len) 61{ 62 uint32_t i; 63 64 for (i = 0; i < len; i++) 65 ecore_reg_wr_ind(sc, addr + i*4, data[i]); 66} 67 68static void ecore_write_big_buf(struct bxe_softc *sc, uint32_t addr, uint32_t len, 69 uint8_t wb) 70{ 71 if (DMAE_READY(sc)) 72 ecore_write_dmae_phys_len(sc, GUNZIP_PHYS(sc), addr, len); 73 74 /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */ 75 else if (wb && CHIP_IS_E1(sc)) 76 ecore_init_ind_wr(sc, addr, GUNZIP_BUF(sc), len); 77 78 /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */ 79 else 80 ecore_init_str_wr(sc, addr, GUNZIP_BUF(sc), len); 81} 82 83static void ecore_init_fill(struct bxe_softc *sc, uint32_t addr, int fill, 84 uint32_t len, uint8_t wb) 85{ 86 uint32_t buf_len = (((len*4) > FW_BUF_SIZE) ? FW_BUF_SIZE : (len*4)); 87 uint32_t buf_len32 = buf_len/4; 88 uint32_t i; 89 90 ECORE_MEMSET(GUNZIP_BUF(sc), (uint8_t)fill, buf_len); 91 92 for (i = 0; i < len; i += buf_len32) { 93 uint32_t cur_len = min(buf_len32, len - i); 94 95 ecore_write_big_buf(sc, addr + i*4, cur_len, wb); 96 } 97} 98 99static void ecore_write_big_buf_wb(struct bxe_softc *sc, uint32_t addr, uint32_t len) 100{ 101 if (DMAE_READY(sc)) 102 ecore_write_dmae_phys_len(sc, GUNZIP_PHYS(sc), addr, len); 103 104 /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */ 105 else if (CHIP_IS_E1(sc)) 106 ecore_init_ind_wr(sc, addr, GUNZIP_BUF(sc), len); 107 108 /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */ 109 else 110 ecore_init_str_wr(sc, addr, GUNZIP_BUF(sc), len); 111} 112 113static void ecore_init_wr_64(struct bxe_softc *sc, uint32_t addr, 114 const uint32_t *data, uint32_t len64) 115{ 116 uint32_t buf_len32 = FW_BUF_SIZE/4; 117 uint32_t len = len64*2; 118 uint64_t data64 = 0; 119 uint32_t i; 120 121 /* 64 bit value is in a blob: first low DWORD, then high DWORD */ 122 data64 = HILO_U64((*(data + 1)), (*data)); 123 124 len64 = min((uint32_t)(FW_BUF_SIZE/8), len64); 125 for (i = 0; i < len64; i++) { 126 uint64_t *pdata = ((uint64_t *)(GUNZIP_BUF(sc))) + i; 127 128 *pdata = data64; 129 } 130 131 for (i = 0; i < len; i += buf_len32) { 132 uint32_t cur_len = min(buf_len32, len - i); 133 134 ecore_write_big_buf_wb(sc, addr + i*4, cur_len); 135 } 136} 137 138/********************************************************* 139 There are different blobs for each PRAM section. 140 In addition, each blob write operation is divided into a few operations 141 in order to decrease the amount of phys. contiguous buffer needed. 142 Thus, when we select a blob the address may be with some offset 143 from the beginning of PRAM section. 144 The same holds for the INT_TABLE sections. 145**********************************************************/ 146#define IF_IS_INT_TABLE_ADDR(base, addr) \ 147 if (((base) <= (addr)) && ((base) + 0x400 >= (addr))) 148 149#define IF_IS_PRAM_ADDR(base, addr) \ 150 if (((base) <= (addr)) && ((base) + 0x40000 >= (addr))) 151 152static const uint8_t *ecore_sel_blob(struct bxe_softc *sc, uint32_t addr, 153 const uint8_t *data) 154{ 155 IF_IS_INT_TABLE_ADDR(TSEM_REG_INT_TABLE, addr) 156 data = INIT_TSEM_INT_TABLE_DATA(sc); 157 else 158 IF_IS_INT_TABLE_ADDR(CSEM_REG_INT_TABLE, addr) 159 data = INIT_CSEM_INT_TABLE_DATA(sc); 160 else 161 IF_IS_INT_TABLE_ADDR(USEM_REG_INT_TABLE, addr) 162 data = INIT_USEM_INT_TABLE_DATA(sc); 163 else 164 IF_IS_INT_TABLE_ADDR(XSEM_REG_INT_TABLE, addr) 165 data = INIT_XSEM_INT_TABLE_DATA(sc); 166 else 167 IF_IS_PRAM_ADDR(TSEM_REG_PRAM, addr) 168 data = INIT_TSEM_PRAM_DATA(sc); 169 else 170 IF_IS_PRAM_ADDR(CSEM_REG_PRAM, addr) 171 data = INIT_CSEM_PRAM_DATA(sc); 172 else 173 IF_IS_PRAM_ADDR(USEM_REG_PRAM, addr) 174 data = INIT_USEM_PRAM_DATA(sc); 175 else 176 IF_IS_PRAM_ADDR(XSEM_REG_PRAM, addr) 177 data = INIT_XSEM_PRAM_DATA(sc); 178 179 return data; 180} 181 182static void ecore_init_wr_wb(struct bxe_softc *sc, uint32_t addr, 183 const uint32_t *data, uint32_t len) 184{ 185 if (DMAE_READY(sc)) 186 VIRT_WR_DMAE_LEN(sc, data, addr, len, 0); 187 188 /* in E1 chips BIOS initiated ZLR may interrupt widebus writes */ 189 else if (CHIP_IS_E1(sc)) 190 ecore_init_ind_wr(sc, addr, data, len); 191 192 /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */ 193 else 194 ecore_init_str_wr(sc, addr, data, len); 195} 196 197#ifndef FW_ZIP_SUPPORT 198static void ecore_init_fw(struct bxe_softc *sc, uint32_t addr, uint32_t len) 199{ 200 const uint8_t *data = NULL; 201 202 data = ecore_sel_blob(sc, addr, (const uint8_t *)data); 203 204 if (DMAE_READY(sc)) 205 VIRT_WR_DMAE_LEN(sc, data, addr, len, 1); 206 207 /* in E1 BIOS initiated ZLR may interrupt widebus writes */ 208 else if (CHIP_IS_E1(sc)) 209 ecore_init_ind_wr(sc, addr, (const uint32_t *)data, len); 210 211 /* in later chips PXP root complex handles BIOS ZLR w/o interrupting */ 212 else 213 ecore_init_str_wr(sc, addr, (const uint32_t *)data, len); 214} 215 216#endif 217 218static void ecore_wr_64(struct bxe_softc *sc, uint32_t reg, uint32_t val_lo, 219 uint32_t val_hi) 220{ 221 uint32_t wb_write[2]; 222 223 wb_write[0] = val_lo; 224 wb_write[1] = val_hi; 225 REG_WR_DMAE_LEN(sc, reg, wb_write, 2); 226} 227 228static void ecore_init_wr_zp(struct bxe_softc *sc, uint32_t addr, uint32_t len, 229 uint32_t blob_off) 230{ 231 const uint8_t *data = NULL; 232 int rc; 233 uint32_t i; 234 235 data = ecore_sel_blob(sc, addr, data) + blob_off*4; 236 237 rc = ecore_gunzip(sc, data, len); 238 if (rc) 239 return; 240 241 /* gunzip_outlen is in dwords */ 242 len = GUNZIP_OUTLEN(sc); 243 for (i = 0; i < len; i++) 244 ((uint32_t *)GUNZIP_BUF(sc))[i] = (uint32_t) 245 ECORE_CPU_TO_LE32(((uint32_t *)GUNZIP_BUF(sc))[i]); 246 247 ecore_write_big_buf_wb(sc, addr, len); 248} 249 250static void ecore_init_block(struct bxe_softc *sc, uint32_t block, uint32_t stage) 251{ 252 uint16_t op_start = 253 INIT_OPS_OFFSETS(sc)[BLOCK_OPS_IDX(block, stage, 254 STAGE_START)]; 255 uint16_t op_end = 256 INIT_OPS_OFFSETS(sc)[BLOCK_OPS_IDX(block, stage, 257 STAGE_END)]; 258 const union init_op *op; 259 uint32_t op_idx, op_type, addr, len; 260 const uint32_t *data, *data_base; 261 262 /* If empty block */ 263 if (op_start == op_end) 264 return; 265 266 data_base = INIT_DATA(sc); 267 268 for (op_idx = op_start; op_idx < op_end; op_idx++) { 269 270 op = (const union init_op *)&(INIT_OPS(sc)[op_idx]); 271 /* Get generic data */ 272 op_type = op->raw.op; 273 addr = op->raw.offset; 274 /* Get data that's used for OP_SW, OP_WB, OP_FW, OP_ZP and 275 * OP_WR64 (we assume that op_arr_write and op_write have the 276 * same structure). 277 */ 278 len = op->arr_wr.data_len; 279 data = data_base + op->arr_wr.data_off; 280 281 switch (op_type) { 282 case OP_RD: 283 REG_RD(sc, addr); 284 break; 285 case OP_WR: 286 REG_WR(sc, addr, op->write.val); 287 break; 288 case OP_SW: 289 ecore_init_str_wr(sc, addr, data, len); 290 break; 291 case OP_WB: 292 ecore_init_wr_wb(sc, addr, data, len); 293 break; 294#ifndef FW_ZIP_SUPPORT 295 case OP_FW: 296 ecore_init_fw(sc, addr, len); 297 break; 298#endif 299 case OP_ZR: 300 ecore_init_fill(sc, addr, 0, op->zero.len, 0); 301 break; 302 case OP_WB_ZR: 303 ecore_init_fill(sc, addr, 0, op->zero.len, 1); 304 break; 305 case OP_ZP: 306 ecore_init_wr_zp(sc, addr, len, 307 op->arr_wr.data_off); 308 break; 309 case OP_WR_64: 310 ecore_init_wr_64(sc, addr, data, len); 311 break; 312 case OP_IF_MODE_AND: 313 /* if any of the flags doesn't match, skip the 314 * conditional block. 315 */ 316 if ((INIT_MODE_FLAGS(sc) & 317 op->if_mode.mode_bit_map) != 318 op->if_mode.mode_bit_map) 319 op_idx += op->if_mode.cmd_offset; 320 break; 321 case OP_IF_MODE_OR: 322 /* if all the flags don't match, skip the conditional 323 * block. 324 */ 325 if ((INIT_MODE_FLAGS(sc) & 326 op->if_mode.mode_bit_map) == 0) 327 op_idx += op->if_mode.cmd_offset; 328 break; 329 /* the following opcodes are unused at the moment. */ 330 case OP_IF_PHASE: 331 case OP_RT: 332 case OP_DELAY: 333 case OP_VERIFY: 334 default: 335 /* Should never get here! */ 336 337 break; 338 } 339 } 340} 341 342 343/**************************************************************************** 344* PXP Arbiter 345****************************************************************************/ 346/* 347 * This code configures the PCI read/write arbiter 348 * which implements a weighted round robin 349 * between the virtual queues in the chip. 350 * 351 * The values were derived for each PCI max payload and max request size. 352 * since max payload and max request size are only known at run time, 353 * this is done as a separate init stage. 354 */ 355 356#define NUM_WR_Q 13 357#define NUM_RD_Q 29 358#define MAX_RD_ORD 3 359#define MAX_WR_ORD 2 360 361/* configuration for one arbiter queue */ 362struct arb_line { 363 int l; 364 int add; 365 int ubound; 366}; 367 368/* derived configuration for each read queue for each max request size */ 369static const struct arb_line read_arb_data[NUM_RD_Q][MAX_RD_ORD + 1] = { 370/* 1 */ { {8, 64, 25}, {16, 64, 25}, {32, 64, 25}, {64, 64, 41} }, 371 { {4, 8, 4}, {4, 8, 4}, {4, 8, 4}, {4, 8, 4} }, 372 { {4, 3, 3}, {4, 3, 3}, {4, 3, 3}, {4, 3, 3} }, 373 { {8, 3, 6}, {16, 3, 11}, {16, 3, 11}, {16, 3, 11} }, 374 { {8, 64, 25}, {16, 64, 25}, {32, 64, 25}, {64, 64, 41} }, 375 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} }, 376 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} }, 377 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} }, 378 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {64, 3, 41} }, 379/* 10 */{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 380 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 381 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 382 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 383 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 384 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 385 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 386 { {8, 64, 6}, {16, 64, 11}, {32, 64, 21}, {32, 64, 21} }, 387 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 388 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 389/* 20 */{ {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 390 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 391 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 392 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 393 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 394 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 395 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 396 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 397 { {8, 3, 6}, {16, 3, 11}, {32, 3, 21}, {32, 3, 21} }, 398 { {8, 64, 25}, {16, 64, 41}, {32, 64, 81}, {64, 64, 120} } 399}; 400 401/* derived configuration for each write queue for each max request size */ 402static const struct arb_line write_arb_data[NUM_WR_Q][MAX_WR_ORD + 1] = { 403/* 1 */ { {4, 6, 3}, {4, 6, 3}, {4, 6, 3} }, 404 { {4, 2, 3}, {4, 2, 3}, {4, 2, 3} }, 405 { {8, 2, 6}, {16, 2, 11}, {16, 2, 11} }, 406 { {8, 2, 6}, {16, 2, 11}, {32, 2, 21} }, 407 { {8, 2, 6}, {16, 2, 11}, {32, 2, 21} }, 408 { {8, 2, 6}, {16, 2, 11}, {32, 2, 21} }, 409 { {8, 64, 25}, {16, 64, 25}, {32, 64, 25} }, 410 { {8, 2, 6}, {16, 2, 11}, {16, 2, 11} }, 411 { {8, 2, 6}, {16, 2, 11}, {16, 2, 11} }, 412/* 10 */{ {8, 9, 6}, {16, 9, 11}, {32, 9, 21} }, 413 { {8, 47, 19}, {16, 47, 19}, {32, 47, 21} }, 414 { {8, 9, 6}, {16, 9, 11}, {16, 9, 11} }, 415 { {8, 64, 25}, {16, 64, 41}, {32, 64, 81} } 416}; 417 418/* register addresses for read queues */ 419static const struct arb_line read_arb_addr[NUM_RD_Q-1] = { 420/* 1 */ {PXP2_REG_RQ_BW_RD_L0, PXP2_REG_RQ_BW_RD_ADD0, 421 PXP2_REG_RQ_BW_RD_UBOUND0}, 422 {PXP2_REG_PSWRQ_BW_L1, PXP2_REG_PSWRQ_BW_ADD1, 423 PXP2_REG_PSWRQ_BW_UB1}, 424 {PXP2_REG_PSWRQ_BW_L2, PXP2_REG_PSWRQ_BW_ADD2, 425 PXP2_REG_PSWRQ_BW_UB2}, 426 {PXP2_REG_PSWRQ_BW_L3, PXP2_REG_PSWRQ_BW_ADD3, 427 PXP2_REG_PSWRQ_BW_UB3}, 428 {PXP2_REG_RQ_BW_RD_L4, PXP2_REG_RQ_BW_RD_ADD4, 429 PXP2_REG_RQ_BW_RD_UBOUND4}, 430 {PXP2_REG_RQ_BW_RD_L5, PXP2_REG_RQ_BW_RD_ADD5, 431 PXP2_REG_RQ_BW_RD_UBOUND5}, 432 {PXP2_REG_PSWRQ_BW_L6, PXP2_REG_PSWRQ_BW_ADD6, 433 PXP2_REG_PSWRQ_BW_UB6}, 434 {PXP2_REG_PSWRQ_BW_L7, PXP2_REG_PSWRQ_BW_ADD7, 435 PXP2_REG_PSWRQ_BW_UB7}, 436 {PXP2_REG_PSWRQ_BW_L8, PXP2_REG_PSWRQ_BW_ADD8, 437 PXP2_REG_PSWRQ_BW_UB8}, 438/* 10 */{PXP2_REG_PSWRQ_BW_L9, PXP2_REG_PSWRQ_BW_ADD9, 439 PXP2_REG_PSWRQ_BW_UB9}, 440 {PXP2_REG_PSWRQ_BW_L10, PXP2_REG_PSWRQ_BW_ADD10, 441 PXP2_REG_PSWRQ_BW_UB10}, 442 {PXP2_REG_PSWRQ_BW_L11, PXP2_REG_PSWRQ_BW_ADD11, 443 PXP2_REG_PSWRQ_BW_UB11}, 444 {PXP2_REG_RQ_BW_RD_L12, PXP2_REG_RQ_BW_RD_ADD12, 445 PXP2_REG_RQ_BW_RD_UBOUND12}, 446 {PXP2_REG_RQ_BW_RD_L13, PXP2_REG_RQ_BW_RD_ADD13, 447 PXP2_REG_RQ_BW_RD_UBOUND13}, 448 {PXP2_REG_RQ_BW_RD_L14, PXP2_REG_RQ_BW_RD_ADD14, 449 PXP2_REG_RQ_BW_RD_UBOUND14}, 450 {PXP2_REG_RQ_BW_RD_L15, PXP2_REG_RQ_BW_RD_ADD15, 451 PXP2_REG_RQ_BW_RD_UBOUND15}, 452 {PXP2_REG_RQ_BW_RD_L16, PXP2_REG_RQ_BW_RD_ADD16, 453 PXP2_REG_RQ_BW_RD_UBOUND16}, 454 {PXP2_REG_RQ_BW_RD_L17, PXP2_REG_RQ_BW_RD_ADD17, 455 PXP2_REG_RQ_BW_RD_UBOUND17}, 456 {PXP2_REG_RQ_BW_RD_L18, PXP2_REG_RQ_BW_RD_ADD18, 457 PXP2_REG_RQ_BW_RD_UBOUND18}, 458/* 20 */{PXP2_REG_RQ_BW_RD_L19, PXP2_REG_RQ_BW_RD_ADD19, 459 PXP2_REG_RQ_BW_RD_UBOUND19}, 460 {PXP2_REG_RQ_BW_RD_L20, PXP2_REG_RQ_BW_RD_ADD20, 461 PXP2_REG_RQ_BW_RD_UBOUND20}, 462 {PXP2_REG_RQ_BW_RD_L22, PXP2_REG_RQ_BW_RD_ADD22, 463 PXP2_REG_RQ_BW_RD_UBOUND22}, 464 {PXP2_REG_RQ_BW_RD_L23, PXP2_REG_RQ_BW_RD_ADD23, 465 PXP2_REG_RQ_BW_RD_UBOUND23}, 466 {PXP2_REG_RQ_BW_RD_L24, PXP2_REG_RQ_BW_RD_ADD24, 467 PXP2_REG_RQ_BW_RD_UBOUND24}, 468 {PXP2_REG_RQ_BW_RD_L25, PXP2_REG_RQ_BW_RD_ADD25, 469 PXP2_REG_RQ_BW_RD_UBOUND25}, 470 {PXP2_REG_RQ_BW_RD_L26, PXP2_REG_RQ_BW_RD_ADD26, 471 PXP2_REG_RQ_BW_RD_UBOUND26}, 472 {PXP2_REG_RQ_BW_RD_L27, PXP2_REG_RQ_BW_RD_ADD27, 473 PXP2_REG_RQ_BW_RD_UBOUND27}, 474 {PXP2_REG_PSWRQ_BW_L28, PXP2_REG_PSWRQ_BW_ADD28, 475 PXP2_REG_PSWRQ_BW_UB28} 476}; 477 478/* register addresses for write queues */ 479static const struct arb_line write_arb_addr[NUM_WR_Q-1] = { 480/* 1 */ {PXP2_REG_PSWRQ_BW_L1, PXP2_REG_PSWRQ_BW_ADD1, 481 PXP2_REG_PSWRQ_BW_UB1}, 482 {PXP2_REG_PSWRQ_BW_L2, PXP2_REG_PSWRQ_BW_ADD2, 483 PXP2_REG_PSWRQ_BW_UB2}, 484 {PXP2_REG_PSWRQ_BW_L3, PXP2_REG_PSWRQ_BW_ADD3, 485 PXP2_REG_PSWRQ_BW_UB3}, 486 {PXP2_REG_PSWRQ_BW_L6, PXP2_REG_PSWRQ_BW_ADD6, 487 PXP2_REG_PSWRQ_BW_UB6}, 488 {PXP2_REG_PSWRQ_BW_L7, PXP2_REG_PSWRQ_BW_ADD7, 489 PXP2_REG_PSWRQ_BW_UB7}, 490 {PXP2_REG_PSWRQ_BW_L8, PXP2_REG_PSWRQ_BW_ADD8, 491 PXP2_REG_PSWRQ_BW_UB8}, 492 {PXP2_REG_PSWRQ_BW_L9, PXP2_REG_PSWRQ_BW_ADD9, 493 PXP2_REG_PSWRQ_BW_UB9}, 494 {PXP2_REG_PSWRQ_BW_L10, PXP2_REG_PSWRQ_BW_ADD10, 495 PXP2_REG_PSWRQ_BW_UB10}, 496 {PXP2_REG_PSWRQ_BW_L11, PXP2_REG_PSWRQ_BW_ADD11, 497 PXP2_REG_PSWRQ_BW_UB11}, 498/* 10 */{PXP2_REG_PSWRQ_BW_L28, PXP2_REG_PSWRQ_BW_ADD28, 499 PXP2_REG_PSWRQ_BW_UB28}, 500 {PXP2_REG_RQ_BW_WR_L29, PXP2_REG_RQ_BW_WR_ADD29, 501 PXP2_REG_RQ_BW_WR_UBOUND29}, 502 {PXP2_REG_RQ_BW_WR_L30, PXP2_REG_RQ_BW_WR_ADD30, 503 PXP2_REG_RQ_BW_WR_UBOUND30} 504}; 505 506static void ecore_init_pxp_arb(struct bxe_softc *sc, int r_order, 507 int w_order) 508{ 509 uint32_t val, i; 510 511 if (r_order > MAX_RD_ORD) { 512 ECORE_MSG(sc, "read order of %d order adjusted to %d\n", 513 r_order, MAX_RD_ORD); 514 r_order = MAX_RD_ORD; 515 } 516 if (w_order > MAX_WR_ORD) { 517 ECORE_MSG(sc, "write order of %d order adjusted to %d\n", 518 w_order, MAX_WR_ORD); 519 w_order = MAX_WR_ORD; 520 } 521 if (CHIP_REV_IS_FPGA(sc)) { 522 ECORE_MSG(sc, "write order adjusted to 1 for FPGA\n"); 523 w_order = 0; 524 } 525 ECORE_MSG(sc, "read order %d write order %d\n", r_order, w_order); 526 527 for (i = 0; i < NUM_RD_Q-1; i++) { 528 REG_WR(sc, read_arb_addr[i].l, read_arb_data[i][r_order].l); 529 REG_WR(sc, read_arb_addr[i].add, 530 read_arb_data[i][r_order].add); 531 REG_WR(sc, read_arb_addr[i].ubound, 532 read_arb_data[i][r_order].ubound); 533 } 534 535 for (i = 0; i < NUM_WR_Q-1; i++) { 536 if ((write_arb_addr[i].l == PXP2_REG_RQ_BW_WR_L29) || 537 (write_arb_addr[i].l == PXP2_REG_RQ_BW_WR_L30)) { 538 539 REG_WR(sc, write_arb_addr[i].l, 540 write_arb_data[i][w_order].l); 541 542 REG_WR(sc, write_arb_addr[i].add, 543 write_arb_data[i][w_order].add); 544 545 REG_WR(sc, write_arb_addr[i].ubound, 546 write_arb_data[i][w_order].ubound); 547 } else { 548 549 val = REG_RD(sc, write_arb_addr[i].l); 550 REG_WR(sc, write_arb_addr[i].l, 551 val | (write_arb_data[i][w_order].l << 10)); 552 553 val = REG_RD(sc, write_arb_addr[i].add); 554 REG_WR(sc, write_arb_addr[i].add, 555 val | (write_arb_data[i][w_order].add << 10)); 556 557 val = REG_RD(sc, write_arb_addr[i].ubound); 558 REG_WR(sc, write_arb_addr[i].ubound, 559 val | (write_arb_data[i][w_order].ubound << 7)); 560 } 561 } 562 563 val = write_arb_data[NUM_WR_Q-1][w_order].add; 564 val += write_arb_data[NUM_WR_Q-1][w_order].ubound << 10; 565 val += write_arb_data[NUM_WR_Q-1][w_order].l << 17; 566 REG_WR(sc, PXP2_REG_PSWRQ_BW_RD, val); 567 568 val = read_arb_data[NUM_RD_Q-1][r_order].add; 569 val += read_arb_data[NUM_RD_Q-1][r_order].ubound << 10; 570 val += read_arb_data[NUM_RD_Q-1][r_order].l << 17; 571 REG_WR(sc, PXP2_REG_PSWRQ_BW_WR, val); 572 573 REG_WR(sc, PXP2_REG_RQ_WR_MBS0, w_order); 574 REG_WR(sc, PXP2_REG_RQ_WR_MBS1, w_order); 575 REG_WR(sc, PXP2_REG_RQ_RD_MBS0, r_order); 576 REG_WR(sc, PXP2_REG_RQ_RD_MBS1, r_order); 577 578 if ((CHIP_IS_E1(sc) || CHIP_IS_E1H(sc)) && (r_order == MAX_RD_ORD)) 579 REG_WR(sc, PXP2_REG_RQ_PDR_LIMIT, 0xe00); 580 581 if (CHIP_IS_E3(sc)) 582 REG_WR(sc, PXP2_REG_WR_USDMDP_TH, (0x4 << w_order)); 583 else if (CHIP_IS_E2(sc)) 584 REG_WR(sc, PXP2_REG_WR_USDMDP_TH, (0x8 << w_order)); 585 else 586 REG_WR(sc, PXP2_REG_WR_USDMDP_TH, (0x18 << w_order)); 587 588 if (!CHIP_IS_E1(sc)) { 589 /* MPS w_order optimal TH presently TH 590 * 128 0 0 2 591 * 256 1 1 3 592 * >=512 2 2 3 593 */ 594 /* DMAE is special */ 595 if (!CHIP_IS_E1H(sc)) { 596 /* E2 can use optimal TH */ 597 val = w_order; 598 REG_WR(sc, PXP2_REG_WR_DMAE_MPS, val); 599 } else { 600 val = ((w_order == 0) ? 2 : 3); 601 REG_WR(sc, PXP2_REG_WR_DMAE_MPS, 2); 602 } 603 604 REG_WR(sc, PXP2_REG_WR_HC_MPS, val); 605 REG_WR(sc, PXP2_REG_WR_USDM_MPS, val); 606 REG_WR(sc, PXP2_REG_WR_CSDM_MPS, val); 607 REG_WR(sc, PXP2_REG_WR_TSDM_MPS, val); 608 REG_WR(sc, PXP2_REG_WR_XSDM_MPS, val); 609 REG_WR(sc, PXP2_REG_WR_QM_MPS, val); 610 REG_WR(sc, PXP2_REG_WR_TM_MPS, val); 611 REG_WR(sc, PXP2_REG_WR_SRC_MPS, val); 612 REG_WR(sc, PXP2_REG_WR_DBG_MPS, val); 613 REG_WR(sc, PXP2_REG_WR_CDU_MPS, val); 614 } 615 616 /* Validate number of tags suppoted by device */ 617#define PCIE_REG_PCIER_TL_HDR_FC_ST 0x2980 618 val = REG_RD(sc, PCIE_REG_PCIER_TL_HDR_FC_ST); 619 val &= 0xFF; 620 if (val <= 0x20) 621 REG_WR(sc, PXP2_REG_PGL_TAGS_LIMIT, 0x20); 622} 623 624/**************************************************************************** 625* ILT management 626****************************************************************************/ 627/* 628 * This codes hides the low level HW interaction for ILT management and 629 * configuration. The API consists of a shadow ILT table which is set by the 630 * driver and a set of routines to use it to configure the HW. 631 * 632 */ 633 634/* ILT HW init operations */ 635 636/* ILT memory management operations */ 637#define ILT_MEMOP_ALLOC 0 638#define ILT_MEMOP_FREE 1 639 640/* the phys address is shifted right 12 bits and has an added 641 * 1=valid bit added to the 53rd bit 642 * then since this is a wide register(TM) 643 * we split it into two 32 bit writes 644 */ 645#define ILT_ADDR1(x) ((uint32_t)(((uint64_t)x >> 12) & 0xFFFFFFFF)) 646#define ILT_ADDR2(x) ((uint32_t)((1 << 20) | ((uint64_t)x >> 44))) 647#define ILT_RANGE(f, l) (((l) << 10) | f) 648 649static int ecore_ilt_line_mem_op(struct bxe_softc *sc, 650 struct ilt_line *line, uint32_t size, uint8_t memop) 651{ 652 if (memop == ILT_MEMOP_FREE) { 653 ECORE_ILT_FREE(line->page, line->page_mapping, line->size); 654 return 0; 655 } 656 ECORE_ILT_ZALLOC(line->page, &line->page_mapping, size); 657 if (!line->page) 658 return -1; 659 line->size = size; 660 return 0; 661} 662 663 664static int ecore_ilt_client_mem_op(struct bxe_softc *sc, int cli_num, 665 uint8_t memop) 666{ 667 int i, rc; 668 struct ecore_ilt *ilt = SC_ILT(sc); 669 struct ilt_client_info *ilt_cli = &ilt->clients[cli_num]; 670 671 if (!ilt || !ilt->lines) 672 return -1; 673 674 if (ilt_cli->flags & (ILT_CLIENT_SKIP_INIT | ILT_CLIENT_SKIP_MEM)) 675 return 0; 676 677 for (rc = 0, i = ilt_cli->start; i <= ilt_cli->end && !rc; i++) { 678 rc = ecore_ilt_line_mem_op(sc, &ilt->lines[i], 679 ilt_cli->page_size, memop); 680 } 681 return rc; 682} 683 684static inline int ecore_ilt_mem_op_cnic(struct bxe_softc *sc, uint8_t memop) 685{ 686 int rc = 0; 687 688 if (CONFIGURE_NIC_MODE(sc)) 689 rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_SRC, memop); 690 if (!rc) 691 rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_TM, memop); 692 693 return rc; 694} 695 696static int ecore_ilt_mem_op(struct bxe_softc *sc, uint8_t memop) 697{ 698 int rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_CDU, memop); 699 if (!rc) 700 rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_QM, memop); 701 if (!rc && CNIC_SUPPORT(sc) && !CONFIGURE_NIC_MODE(sc)) 702 rc = ecore_ilt_client_mem_op(sc, ILT_CLIENT_SRC, memop); 703 704 return rc; 705} 706 707static void ecore_ilt_line_wr(struct bxe_softc *sc, int abs_idx, 708 ecore_dma_addr_t page_mapping) 709{ 710 uint32_t reg; 711 712 if (CHIP_IS_E1(sc)) 713 reg = PXP2_REG_RQ_ONCHIP_AT + abs_idx*8; 714 else 715 reg = PXP2_REG_RQ_ONCHIP_AT_B0 + abs_idx*8; 716 717 ecore_wr_64(sc, reg, ILT_ADDR1(page_mapping), ILT_ADDR2(page_mapping)); 718} 719 720static void ecore_ilt_line_init_op(struct bxe_softc *sc, 721 struct ecore_ilt *ilt, int idx, uint8_t initop) 722{ 723 ecore_dma_addr_t null_mapping; 724 int abs_idx = ilt->start_line + idx; 725 726 727 switch (initop) { 728 case INITOP_INIT: 729 /* set in the init-value array */ 730 case INITOP_SET: 731 ecore_ilt_line_wr(sc, abs_idx, ilt->lines[idx].page_mapping); 732 break; 733 case INITOP_CLEAR: 734 null_mapping = 0; 735 ecore_ilt_line_wr(sc, abs_idx, null_mapping); 736 break; 737 } 738} 739 740static void ecore_ilt_boundry_init_op(struct bxe_softc *sc, 741 struct ilt_client_info *ilt_cli, 742 uint32_t ilt_start, uint8_t initop) 743{ 744 uint32_t start_reg = 0; 745 uint32_t end_reg = 0; 746 747 /* The boundary is either SET or INIT, 748 CLEAR => SET and for now SET ~~ INIT */ 749 750 /* find the appropriate regs */ 751 if (CHIP_IS_E1(sc)) { 752 switch (ilt_cli->client_num) { 753 case ILT_CLIENT_CDU: 754 start_reg = PXP2_REG_PSWRQ_CDU0_L2P; 755 break; 756 case ILT_CLIENT_QM: 757 start_reg = PXP2_REG_PSWRQ_QM0_L2P; 758 break; 759 case ILT_CLIENT_SRC: 760 start_reg = PXP2_REG_PSWRQ_SRC0_L2P; 761 break; 762 case ILT_CLIENT_TM: 763 start_reg = PXP2_REG_PSWRQ_TM0_L2P; 764 break; 765 } 766 REG_WR(sc, start_reg + SC_FUNC(sc)*4, 767 ILT_RANGE((ilt_start + ilt_cli->start), 768 (ilt_start + ilt_cli->end))); 769 } else { 770 switch (ilt_cli->client_num) { 771 case ILT_CLIENT_CDU: 772 start_reg = PXP2_REG_RQ_CDU_FIRST_ILT; 773 end_reg = PXP2_REG_RQ_CDU_LAST_ILT; 774 break; 775 case ILT_CLIENT_QM: 776 start_reg = PXP2_REG_RQ_QM_FIRST_ILT; 777 end_reg = PXP2_REG_RQ_QM_LAST_ILT; 778 break; 779 case ILT_CLIENT_SRC: 780 start_reg = PXP2_REG_RQ_SRC_FIRST_ILT; 781 end_reg = PXP2_REG_RQ_SRC_LAST_ILT; 782 break; 783 case ILT_CLIENT_TM: 784 start_reg = PXP2_REG_RQ_TM_FIRST_ILT; 785 end_reg = PXP2_REG_RQ_TM_LAST_ILT; 786 break; 787 } 788 REG_WR(sc, start_reg, (ilt_start + ilt_cli->start)); 789 REG_WR(sc, end_reg, (ilt_start + ilt_cli->end)); 790 } 791} 792 793static void ecore_ilt_client_init_op_ilt(struct bxe_softc *sc, 794 struct ecore_ilt *ilt, 795 struct ilt_client_info *ilt_cli, 796 uint8_t initop) 797{ 798 int i; 799 800 if (ilt_cli->flags & ILT_CLIENT_SKIP_INIT) 801 return; 802 803 for (i = ilt_cli->start; i <= ilt_cli->end; i++) 804 ecore_ilt_line_init_op(sc, ilt, i, initop); 805 806 /* init/clear the ILT boundries */ 807 ecore_ilt_boundry_init_op(sc, ilt_cli, ilt->start_line, initop); 808} 809 810static void ecore_ilt_client_init_op(struct bxe_softc *sc, 811 struct ilt_client_info *ilt_cli, uint8_t initop) 812{ 813 struct ecore_ilt *ilt = SC_ILT(sc); 814 815 ecore_ilt_client_init_op_ilt(sc, ilt, ilt_cli, initop); 816} 817 818static void ecore_ilt_client_id_init_op(struct bxe_softc *sc, 819 int cli_num, uint8_t initop) 820{ 821 struct ecore_ilt *ilt = SC_ILT(sc); 822 struct ilt_client_info *ilt_cli = &ilt->clients[cli_num]; 823 824 ecore_ilt_client_init_op(sc, ilt_cli, initop); 825} 826 827static inline void ecore_ilt_init_op_cnic(struct bxe_softc *sc, uint8_t initop) 828{ 829 if (CONFIGURE_NIC_MODE(sc)) 830 ecore_ilt_client_id_init_op(sc, ILT_CLIENT_SRC, initop); 831 ecore_ilt_client_id_init_op(sc, ILT_CLIENT_TM, initop); 832} 833 834static void ecore_ilt_init_op(struct bxe_softc *sc, uint8_t initop) 835{ 836 ecore_ilt_client_id_init_op(sc, ILT_CLIENT_CDU, initop); 837 ecore_ilt_client_id_init_op(sc, ILT_CLIENT_QM, initop); 838 if (CNIC_SUPPORT(sc) && !CONFIGURE_NIC_MODE(sc)) 839 ecore_ilt_client_id_init_op(sc, ILT_CLIENT_SRC, initop); 840} 841 842static void ecore_ilt_init_client_psz(struct bxe_softc *sc, int cli_num, 843 uint32_t psz_reg, uint8_t initop) 844{ 845 struct ecore_ilt *ilt = SC_ILT(sc); 846 struct ilt_client_info *ilt_cli = &ilt->clients[cli_num]; 847 848 if (ilt_cli->flags & ILT_CLIENT_SKIP_INIT) 849 return; 850 851 switch (initop) { 852 case INITOP_INIT: 853 /* set in the init-value array */ 854 case INITOP_SET: 855 REG_WR(sc, psz_reg, ILOG2(ilt_cli->page_size >> 12)); 856 break; 857 case INITOP_CLEAR: 858 break; 859 } 860} 861 862/* 863 * called during init common stage, ilt clients should be initialized 864 * prioir to calling this function 865 */ 866static void ecore_ilt_init_page_size(struct bxe_softc *sc, uint8_t initop) 867{ 868 ecore_ilt_init_client_psz(sc, ILT_CLIENT_CDU, 869 PXP2_REG_RQ_CDU_P_SIZE, initop); 870 ecore_ilt_init_client_psz(sc, ILT_CLIENT_QM, 871 PXP2_REG_RQ_QM_P_SIZE, initop); 872 ecore_ilt_init_client_psz(sc, ILT_CLIENT_SRC, 873 PXP2_REG_RQ_SRC_P_SIZE, initop); 874 ecore_ilt_init_client_psz(sc, ILT_CLIENT_TM, 875 PXP2_REG_RQ_TM_P_SIZE, initop); 876} 877 878/**************************************************************************** 879* QM initializations 880****************************************************************************/ 881#define QM_QUEUES_PER_FUNC 16 /* E1 has 32, but only 16 are used */ 882#define QM_INIT_MIN_CID_COUNT 31 883#define QM_INIT(cid_cnt) (cid_cnt > QM_INIT_MIN_CID_COUNT) 884 885/* called during init port stage */ 886static void ecore_qm_init_cid_count(struct bxe_softc *sc, int qm_cid_count, 887 uint8_t initop) 888{ 889 int port = SC_PORT(sc); 890 891 if (QM_INIT(qm_cid_count)) { 892 switch (initop) { 893 case INITOP_INIT: 894 /* set in the init-value array */ 895 case INITOP_SET: 896 REG_WR(sc, QM_REG_CONNNUM_0 + port*4, 897 qm_cid_count/16 - 1); 898 break; 899 case INITOP_CLEAR: 900 break; 901 } 902 } 903} 904 905static void ecore_qm_set_ptr_table(struct bxe_softc *sc, int qm_cid_count, 906 uint32_t base_reg, uint32_t reg) 907{ 908 int i; 909 uint32_t wb_data[2] = {0, 0}; 910 for (i = 0; i < 4 * QM_QUEUES_PER_FUNC; i++) { 911 REG_WR(sc, base_reg + i*4, 912 qm_cid_count * 4 * (i % QM_QUEUES_PER_FUNC)); 913 ecore_init_wr_wb(sc, reg + i*8, 914 wb_data, 2); 915 } 916} 917 918/* called during init common stage */ 919static void ecore_qm_init_ptr_table(struct bxe_softc *sc, int qm_cid_count, 920 uint8_t initop) 921{ 922 if (!QM_INIT(qm_cid_count)) 923 return; 924 925 switch (initop) { 926 case INITOP_INIT: 927 /* set in the init-value array */ 928 case INITOP_SET: 929 ecore_qm_set_ptr_table(sc, qm_cid_count, 930 QM_REG_BASEADDR, QM_REG_PTRTBL); 931 if (CHIP_IS_E1H(sc)) 932 ecore_qm_set_ptr_table(sc, qm_cid_count, 933 QM_REG_BASEADDR_EXT_A, 934 QM_REG_PTRTBL_EXT_A); 935 break; 936 case INITOP_CLEAR: 937 break; 938 } 939} 940 941/**************************************************************************** 942* SRC initializations 943****************************************************************************/ 944#ifdef ECORE_L5 945/* called during init func stage */ 946static void ecore_src_init_t2(struct bxe_softc *sc, struct src_ent *t2, 947 ecore_dma_addr_t t2_mapping, int src_cid_count) 948{ 949 int i; 950 int port = SC_PORT(sc); 951 952 /* Initialize T2 */ 953 for (i = 0; i < src_cid_count-1; i++) 954 t2[i].next = (uint64_t)(t2_mapping + 955 (i+1)*sizeof(struct src_ent)); 956 957 /* tell the searcher where the T2 table is */ 958 REG_WR(sc, SRC_REG_COUNTFREE0 + port*4, src_cid_count); 959 960 ecore_wr_64(sc, SRC_REG_FIRSTFREE0 + port*16, 961 U64_LO(t2_mapping), U64_HI(t2_mapping)); 962 963 ecore_wr_64(sc, SRC_REG_LASTFREE0 + port*16, 964 U64_LO((uint64_t)t2_mapping + 965 (src_cid_count-1) * sizeof(struct src_ent)), 966 U64_HI((uint64_t)t2_mapping + 967 (src_cid_count-1) * sizeof(struct src_ent))); 968} 969#endif 970#endif /* ECORE_INIT_OPS_H */ 971