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-rw-r--r--techlibs/gatemate/brams.txt4
-rw-r--r--techlibs/gatemate/brams_map.v63
2 files changed, 39 insertions, 28 deletions
diff --git a/techlibs/gatemate/brams.txt b/techlibs/gatemate/brams.txt
index a0b500060..be22856ac 100644
--- a/techlibs/gatemate/brams.txt
+++ b/techlibs/gatemate/brams.txt
@@ -34,8 +34,10 @@ ram block $__CC_BRAM_TDP_ {
}
portoption "WR_MODE" "WRITE_THROUGH" {
rdwr new;
+ wrtrans all new;
}
wrbe_separate;
+ optional_rw;
}
}
@@ -61,6 +63,7 @@ ram block $__CC_BRAM_SDP_ {
}
clock anyedge;
clken;
+ optional;
}
port sw "W" {
option "MODE" "20K" {
@@ -72,5 +75,6 @@ ram block $__CC_BRAM_SDP_ {
clock anyedge;
clken;
wrbe_separate;
+ optional;
}
}
diff --git a/techlibs/gatemate/brams_map.v b/techlibs/gatemate/brams_map.v
index 7023f5ef2..171825f49 100644
--- a/techlibs/gatemate/brams_map.v
+++ b/techlibs/gatemate/brams_map.v
@@ -4,12 +4,16 @@ parameter INIT = 0;
parameter OPTION_MODE = "20K";
parameter PORT_A_CLK_POL = 1;
+parameter PORT_A_RD_USED = 1;
+parameter PORT_A_WR_USED = 1;
parameter PORT_A_RD_WIDTH = 1;
parameter PORT_A_WR_WIDTH = 1;
parameter PORT_A_WR_BE_WIDTH = 1;
parameter PORT_A_OPTION_WR_MODE = "NO_CHANGE";
parameter PORT_B_CLK_POL = 1;
+parameter PORT_B_RD_USED = 1;
+parameter PORT_B_WR_USED = 1;
parameter PORT_B_RD_WIDTH = 1;
parameter PORT_B_WR_WIDTH = 1;
parameter PORT_B_WR_BE_WIDTH = 1;
@@ -98,10 +102,10 @@ generate
.INIT_3D(INIT['h3d*320+:320]),
.INIT_3E(INIT['h3e*320+:320]),
.INIT_3F(INIT['h3f*320+:320]),
- .A_RD_WIDTH(PORT_A_RD_WIDTH),
- .A_WR_WIDTH(PORT_A_WR_WIDTH),
- .B_RD_WIDTH(PORT_B_RD_WIDTH),
- .B_WR_WIDTH(PORT_B_WR_WIDTH),
+ .A_RD_WIDTH(PORT_A_RD_USED ? PORT_A_RD_WIDTH : 0),
+ .A_WR_WIDTH(PORT_A_WR_USED ? PORT_A_WR_WIDTH : 0),
+ .B_RD_WIDTH(PORT_B_RD_USED ? PORT_B_RD_WIDTH : 0),
+ .B_WR_WIDTH(PORT_B_WR_USED ? PORT_B_WR_WIDTH : 0),
.RAM_MODE("TDP"),
.A_WR_MODE(PORT_A_OPTION_WR_MODE),
.B_WR_MODE(PORT_B_OPTION_WR_MODE),
@@ -119,7 +123,7 @@ generate
.B_EN(PORT_B_CLK_EN),
.B_WE(PORT_B_WR_EN),
.B_BM(PORT_B_WR_BE),
- .B_DI(PORT_A_WR_DATA),
+ .B_DI(PORT_B_WR_DATA),
.B_ADDR({PORT_B_ADDR[13:5], 1'b0, PORT_B_ADDR[4:0], 1'b0}),
.B_DO(PORT_B_RD_DATA),
);
@@ -253,10 +257,10 @@ generate
.INIT_7D(INIT['h7d*320+:320]),
.INIT_7E(INIT['h7e*320+:320]),
.INIT_7F(INIT['h7f*320+:320]),
- .A_RD_WIDTH(PORT_A_RD_WIDTH),
- .A_WR_WIDTH(PORT_A_WR_WIDTH),
- .B_RD_WIDTH(PORT_B_RD_WIDTH),
- .B_WR_WIDTH(PORT_B_WR_WIDTH),
+ .A_RD_WIDTH(PORT_A_RD_USED ? PORT_A_RD_WIDTH : 0),
+ .A_WR_WIDTH(PORT_A_WR_USED ? PORT_A_WR_WIDTH : 0),
+ .B_RD_WIDTH(PORT_B_RD_USED ? PORT_B_RD_WIDTH : 0),
+ .B_WR_WIDTH(PORT_B_WR_USED ? PORT_B_WR_WIDTH : 0),
.RAM_MODE("TDP"),
.A_WR_MODE(PORT_A_OPTION_WR_MODE),
.B_WR_MODE(PORT_B_OPTION_WR_MODE),
@@ -274,7 +278,7 @@ generate
.B_EN(PORT_B_CLK_EN),
.B_WE(PORT_B_WR_EN),
.B_BM(PORT_B_WR_BE),
- .B_DI(PORT_A_WR_DATA),
+ .B_DI(PORT_B_WR_DATA),
.B_ADDR({PORT_B_ADDR[14:0], 1'b0}),
.B_DO(PORT_B_RD_DATA),
);
@@ -409,10 +413,10 @@ generate
.INIT_7D(INIT['h7d*320+:320]),
.INIT_7E(INIT['h7e*320+:320]),
.INIT_7F(INIT['h7f*320+:320]),
- .A_RD_WIDTH(PORT_A_RD_WIDTH),
- .A_WR_WIDTH(PORT_A_WR_WIDTH),
- .B_RD_WIDTH(PORT_B_RD_WIDTH),
- .B_WR_WIDTH(PORT_B_WR_WIDTH),
+ .A_RD_WIDTH(PORT_A_RD_USED ? PORT_A_RD_WIDTH : 0),
+ .A_WR_WIDTH(PORT_A_WR_USED ? PORT_A_WR_WIDTH : 0),
+ .B_RD_WIDTH(PORT_B_RD_USED ? PORT_B_RD_WIDTH : 0),
+ .B_WR_WIDTH(PORT_B_WR_USED ? PORT_B_WR_WIDTH : 0),
.RAM_MODE("TDP"),
.A_WR_MODE(PORT_A_OPTION_WR_MODE),
.B_WR_MODE(PORT_B_OPTION_WR_MODE),
@@ -432,7 +436,7 @@ generate
.B_EN(PORT_B_CLK_EN),
.B_WE(PORT_B_WR_EN),
.B_BM(PORT_B_WR_BE),
- .B_DI(PORT_A_WR_DATA),
+ .B_DI(PORT_B_WR_DATA),
.B_ADDR({PORT_B_ADDR[14:0], PORT_B_ADDR[15]}),
);
CC_BRAM_40K #(
@@ -564,10 +568,10 @@ generate
.INIT_7D(INIT['hfd*320+:320]),
.INIT_7E(INIT['hfe*320+:320]),
.INIT_7F(INIT['hff*320+:320]),
- .A_RD_WIDTH(PORT_A_RD_WIDTH),
- .A_WR_WIDTH(PORT_A_WR_WIDTH),
- .B_RD_WIDTH(PORT_B_RD_WIDTH),
- .B_WR_WIDTH(PORT_B_WR_WIDTH),
+ .A_RD_WIDTH(PORT_A_RD_USED ? PORT_A_RD_WIDTH : 0),
+ .A_WR_WIDTH(PORT_A_WR_USED ? PORT_A_WR_WIDTH : 0),
+ .B_RD_WIDTH(PORT_B_RD_USED ? PORT_B_RD_WIDTH : 0),
+ .B_WR_WIDTH(PORT_B_WR_USED ? PORT_B_WR_WIDTH : 0),
.RAM_MODE("TDP"),
.A_WR_MODE(PORT_A_OPTION_WR_MODE),
.B_WR_MODE(PORT_B_OPTION_WR_MODE),
@@ -588,7 +592,7 @@ generate
.B_EN(PORT_B_CLK_EN),
.B_WE(PORT_B_WR_EN),
.B_BM(PORT_B_WR_BE),
- .B_DI(PORT_A_WR_DATA),
+ .B_DI(PORT_B_WR_DATA),
.B_DO(PORT_B_RD_DATA),
.B_ADDR({PORT_B_ADDR[14:0], PORT_B_ADDR[15]}),
);
@@ -602,12 +606,15 @@ module $__CC_BRAM_SDP_(...);
parameter INIT = 0;
parameter OPTION_MODE = "20K";
+parameter OPTION_WR_MODE = "NO_CHANGE";
parameter PORT_W_CLK_POL = 1;
+parameter PORT_W_USED = 1;
parameter PORT_W_WIDTH = 40;
parameter PORT_W_WR_BE_WIDTH = 40;
parameter PORT_R_CLK_POL = 1;
+parameter PORT_R_USED = 1;
parameter PORT_R_WIDTH = 40;
input PORT_W_CLK;
@@ -690,12 +697,12 @@ generate
.INIT_3E(INIT['h3e*320+:320]),
.INIT_3F(INIT['h3f*320+:320]),
.A_RD_WIDTH(0),
- .A_WR_WIDTH(PORT_W_WIDTH),
- .B_RD_WIDTH(PORT_R_WIDTH),
+ .A_WR_WIDTH(PORT_W_USED ? PORT_W_WIDTH : 0),
+ .B_RD_WIDTH(PORT_R_USED ? PORT_R_WIDTH : 0),
.B_WR_WIDTH(0),
.RAM_MODE("SDP"),
- .A_WR_MODE("NO_CHANGE"),
- .B_WR_MODE("NO_CHANGE"),
+ .A_WR_MODE(OPTION_WR_MODE),
+ .B_WR_MODE(OPTION_WR_MODE),
.A_CLK_INV(!PORT_W_CLK_POL),
.B_CLK_INV(!PORT_R_CLK_POL),
) _TECHMAP_REPLACE_ (
@@ -845,12 +852,12 @@ generate
.INIT_7E(INIT['h7e*320+:320]),
.INIT_7F(INIT['h7f*320+:320]),
.A_RD_WIDTH(0),
- .A_WR_WIDTH(PORT_W_WIDTH),
- .B_RD_WIDTH(PORT_R_WIDTH),
+ .A_WR_WIDTH(PORT_W_USED ? PORT_W_WIDTH : 0),
+ .B_RD_WIDTH(PORT_R_USED ? PORT_R_WIDTH : 0),
.B_WR_WIDTH(0),
.RAM_MODE("SDP"),
- .A_WR_MODE("NO_CHANGE"),
- .B_WR_MODE("NO_CHANGE"),
+ .A_WR_MODE(OPTION_WR_MODE),
+ .B_WR_MODE(OPTION_WR_MODE),
.A_CLK_INV(!PORT_W_CLK_POL),
.B_CLK_INV(!PORT_R_CLK_POL),
) _TECHMAP_REPLACE_ (
7'>357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558