pl111.cc revision 9394
1/* 2 * Copyright (c) 2010-2012 ARM Limited 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated 11 * unmodified and in its entirety in all distributions of the software, 12 * modified or unmodified, in source code or in binary form. 13 * 14 * Redistribution and use in source and binary forms, with or without 15 * modification, are permitted provided that the following conditions are 16 * met: redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer; 18 * redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution; 21 * neither the name of the copyright holders nor the names of its 22 * contributors may be used to endorse or promote products derived from 23 * this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 26 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 27 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 28 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 29 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 30 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 31 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 35 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 36 * 37 * Authors: William Wang 38 * Ali Saidi 39 */ 40 41#include "base/vnc/vncinput.hh" 42#include "base/bitmap.hh" 43#include "base/output.hh" 44#include "base/trace.hh" 45#include "debug/PL111.hh" 46#include "debug/Uart.hh" 47#include "dev/arm/amba_device.hh" 48#include "dev/arm/gic.hh" 49#include "dev/arm/pl111.hh" 50#include "mem/packet.hh" 51#include "mem/packet_access.hh" 52 53// clang complains about std::set being overloaded with Packet::set if 54// we open up the entire namespace std 55using std::vector; 56 57using namespace AmbaDev; 58 59// initialize clcd registers 60Pl111::Pl111(const Params *p) 61 : AmbaDmaDevice(p), lcdTiming0(0), lcdTiming1(0), lcdTiming2(0), 62 lcdTiming3(0), lcdUpbase(0), lcdLpbase(0), lcdControl(0), lcdImsc(0), 63 lcdRis(0), lcdMis(0), 64 clcdCrsrCtrl(0), clcdCrsrConfig(0), clcdCrsrPalette0(0), 65 clcdCrsrPalette1(0), clcdCrsrXY(0), clcdCrsrClip(0), clcdCrsrImsc(0), 66 clcdCrsrIcr(0), clcdCrsrRis(0), clcdCrsrMis(0), 67 pixelClock(p->pixel_clock), 68 vnc(p->vnc), bmp(NULL), width(LcdMaxWidth), height(LcdMaxHeight), 69 bytesPerPixel(4), startTime(0), startAddr(0), maxAddr(0), curAddr(0), 70 waterMark(0), dmaPendingNum(0), readEvent(this), fillFifoEvent(this), 71 dmaDoneEvent(maxOutstandingDma, this), intEvent(this) 72{ 73 pioSize = 0xFFFF; 74 75 pic = simout.create(csprintf("%s.framebuffer.bmp", sys->name()), true); 76 77 const int buffer_size = LcdMaxWidth * LcdMaxHeight * sizeof(uint32_t); 78 dmaBuffer = new uint8_t[buffer_size]; 79 80 memset(lcdPalette, 0, sizeof(lcdPalette)); 81 memset(cursorImage, 0, sizeof(cursorImage)); 82 memset(dmaBuffer, 0, buffer_size); 83 84 if (vnc) 85 vnc->setFramebufferAddr(dmaBuffer); 86} 87 88Pl111::~Pl111() 89{ 90 delete[] dmaBuffer; 91} 92 93// read registers and frame buffer 94Tick 95Pl111::read(PacketPtr pkt) 96{ 97 // use a temporary data since the LCD registers are read/written with 98 // different size operations 99 100 uint32_t data = 0; 101 102 assert(pkt->getAddr() >= pioAddr && 103 pkt->getAddr() < pioAddr + pioSize); 104 105 Addr daddr = pkt->getAddr() - pioAddr; 106 pkt->allocate(); 107 108 DPRINTF(PL111, " read register %#x size=%d\n", daddr, pkt->getSize()); 109 110 switch (daddr) { 111 case LcdTiming0: 112 data = lcdTiming0; 113 break; 114 case LcdTiming1: 115 data = lcdTiming1; 116 break; 117 case LcdTiming2: 118 data = lcdTiming2; 119 break; 120 case LcdTiming3: 121 data = lcdTiming3; 122 break; 123 case LcdUpBase: 124 data = lcdUpbase; 125 break; 126 case LcdLpBase: 127 data = lcdLpbase; 128 break; 129 case LcdControl: 130 data = lcdControl; 131 break; 132 case LcdImsc: 133 data = lcdImsc; 134 break; 135 case LcdRis: 136 data = lcdRis; 137 break; 138 case LcdMis: 139 data = lcdMis; 140 break; 141 case LcdIcr: 142 panic("LCD register at offset %#x is Write-Only\n", daddr); 143 break; 144 case LcdUpCurr: 145 data = curAddr; 146 break; 147 case LcdLpCurr: 148 data = curAddr; 149 break; 150 case ClcdCrsrCtrl: 151 data = clcdCrsrCtrl; 152 break; 153 case ClcdCrsrConfig: 154 data = clcdCrsrConfig; 155 break; 156 case ClcdCrsrPalette0: 157 data = clcdCrsrPalette0; 158 break; 159 case ClcdCrsrPalette1: 160 data = clcdCrsrPalette1; 161 break; 162 case ClcdCrsrXY: 163 data = clcdCrsrXY; 164 break; 165 case ClcdCrsrClip: 166 data = clcdCrsrClip; 167 break; 168 case ClcdCrsrImsc: 169 data = clcdCrsrImsc; 170 break; 171 case ClcdCrsrIcr: 172 panic("CLCD register at offset %#x is Write-Only\n", daddr); 173 break; 174 case ClcdCrsrRis: 175 data = clcdCrsrRis; 176 break; 177 case ClcdCrsrMis: 178 data = clcdCrsrMis; 179 break; 180 default: 181 if (AmbaDev::readId(pkt, AMBA_ID, pioAddr)) { 182 // Hack for variable size accesses 183 data = pkt->get<uint32_t>(); 184 break; 185 } else if (daddr >= CrsrImage && daddr <= 0xBFC) { 186 // CURSOR IMAGE 187 int index; 188 index = (daddr - CrsrImage) >> 2; 189 data= cursorImage[index]; 190 break; 191 } else if (daddr >= LcdPalette && daddr <= 0x3FC) { 192 // LCD Palette 193 int index; 194 index = (daddr - LcdPalette) >> 2; 195 data = lcdPalette[index]; 196 break; 197 } else { 198 panic("Tried to read CLCD register at offset %#x that \ 199 doesn't exist\n", daddr); 200 break; 201 } 202 } 203 204 switch(pkt->getSize()) { 205 case 1: 206 pkt->set<uint8_t>(data); 207 break; 208 case 2: 209 pkt->set<uint16_t>(data); 210 break; 211 case 4: 212 pkt->set<uint32_t>(data); 213 break; 214 default: 215 panic("CLCD controller read size too big?\n"); 216 break; 217 } 218 219 pkt->makeAtomicResponse(); 220 return pioDelay; 221} 222 223// write registers and frame buffer 224Tick 225Pl111::write(PacketPtr pkt) 226{ 227 // use a temporary data since the LCD registers are read/written with 228 // different size operations 229 // 230 uint32_t data = 0; 231 232 switch(pkt->getSize()) { 233 case 1: 234 data = pkt->get<uint8_t>(); 235 break; 236 case 2: 237 data = pkt->get<uint16_t>(); 238 break; 239 case 4: 240 data = pkt->get<uint32_t>(); 241 break; 242 default: 243 panic("PL111 CLCD controller write size too big?\n"); 244 break; 245 } 246 247 assert(pkt->getAddr() >= pioAddr && 248 pkt->getAddr() < pioAddr + pioSize); 249 250 Addr daddr = pkt->getAddr() - pioAddr; 251 252 DPRINTF(PL111, " write register %#x value %#x size=%d\n", daddr, 253 pkt->get<uint8_t>(), pkt->getSize()); 254 255 switch (daddr) { 256 case LcdTiming0: 257 lcdTiming0 = data; 258 // width = 16 * (PPL+1) 259 width = (lcdTiming0.ppl + 1) << 4; 260 break; 261 case LcdTiming1: 262 lcdTiming1 = data; 263 // height = LPP + 1 264 height = (lcdTiming1.lpp) + 1; 265 break; 266 case LcdTiming2: 267 lcdTiming2 = data; 268 break; 269 case LcdTiming3: 270 lcdTiming3 = data; 271 break; 272 case LcdUpBase: 273 lcdUpbase = data; 274 DPRINTF(PL111, "####### Upper panel base set to: %#x #######\n", lcdUpbase); 275 break; 276 case LcdLpBase: 277 warn_once("LCD dual screen mode not supported\n"); 278 lcdLpbase = data; 279 DPRINTF(PL111, "###### Lower panel base set to: %#x #######\n", lcdLpbase); 280 break; 281 case LcdControl: 282 int old_lcdpwr; 283 old_lcdpwr = lcdControl.lcdpwr; 284 lcdControl = data; 285 286 DPRINTF(PL111, "LCD power is:%d\n", lcdControl.lcdpwr); 287 288 // LCD power enable 289 if (lcdControl.lcdpwr && !old_lcdpwr) { 290 updateVideoParams(); 291 DPRINTF(PL111, " lcd size: height %d width %d\n", height, width); 292 waterMark = lcdControl.watermark ? 8 : 4; 293 startDma(); 294 } 295 break; 296 case LcdImsc: 297 lcdImsc = data; 298 if (lcdImsc.vcomp) 299 panic("Interrupting on vcomp not supported\n"); 300 301 lcdMis = lcdImsc & lcdRis; 302 303 if (!lcdMis) 304 gic->clearInt(intNum); 305 306 break; 307 case LcdRis: 308 panic("LCD register at offset %#x is Read-Only\n", daddr); 309 break; 310 case LcdMis: 311 panic("LCD register at offset %#x is Read-Only\n", daddr); 312 break; 313 case LcdIcr: 314 lcdRis = lcdRis & ~data; 315 lcdMis = lcdImsc & lcdRis; 316 317 if (!lcdMis) 318 gic->clearInt(intNum); 319 320 break; 321 case LcdUpCurr: 322 panic("LCD register at offset %#x is Read-Only\n", daddr); 323 break; 324 case LcdLpCurr: 325 panic("LCD register at offset %#x is Read-Only\n", daddr); 326 break; 327 case ClcdCrsrCtrl: 328 clcdCrsrCtrl = data; 329 break; 330 case ClcdCrsrConfig: 331 clcdCrsrConfig = data; 332 break; 333 case ClcdCrsrPalette0: 334 clcdCrsrPalette0 = data; 335 break; 336 case ClcdCrsrPalette1: 337 clcdCrsrPalette1 = data; 338 break; 339 case ClcdCrsrXY: 340 clcdCrsrXY = data; 341 break; 342 case ClcdCrsrClip: 343 clcdCrsrClip = data; 344 break; 345 case ClcdCrsrImsc: 346 clcdCrsrImsc = data; 347 break; 348 case ClcdCrsrIcr: 349 clcdCrsrIcr = data; 350 break; 351 case ClcdCrsrRis: 352 panic("CLCD register at offset %#x is Read-Only\n", daddr); 353 break; 354 case ClcdCrsrMis: 355 panic("CLCD register at offset %#x is Read-Only\n", daddr); 356 break; 357 default: 358 if (daddr >= CrsrImage && daddr <= 0xBFC) { 359 // CURSOR IMAGE 360 int index; 361 index = (daddr - CrsrImage) >> 2; 362 cursorImage[index] = data; 363 break; 364 } else if (daddr >= LcdPalette && daddr <= 0x3FC) { 365 // LCD Palette 366 int index; 367 index = (daddr - LcdPalette) >> 2; 368 lcdPalette[index] = data; 369 break; 370 } else { 371 panic("Tried to write PL111 register at offset %#x that \ 372 doesn't exist\n", daddr); 373 break; 374 } 375 } 376 377 pkt->makeAtomicResponse(); 378 return pioDelay; 379} 380 381void 382Pl111::updateVideoParams() 383{ 384 if (lcdControl.lcdbpp == bpp24) { 385 bytesPerPixel = 4; 386 } else if (lcdControl.lcdbpp == bpp16m565) { 387 bytesPerPixel = 2; 388 } 389 390 if (vnc) { 391 if (lcdControl.lcdbpp == bpp24 && lcdControl.bgr) 392 vnc->setFrameBufferParams(VideoConvert::bgr8888, width, 393 height); 394 else if (lcdControl.lcdbpp == bpp24 && !lcdControl.bgr) 395 vnc->setFrameBufferParams(VideoConvert::rgb8888, width, 396 height); 397 else if (lcdControl.lcdbpp == bpp16m565 && lcdControl.bgr) 398 vnc->setFrameBufferParams(VideoConvert::bgr565, width, 399 height); 400 else if (lcdControl.lcdbpp == bpp16m565 && !lcdControl.bgr) 401 vnc->setFrameBufferParams(VideoConvert::rgb565, width, 402 height); 403 else 404 panic("Unimplemented video mode\n"); 405 } 406 407 if (bmp) 408 delete bmp; 409 410 if (lcdControl.lcdbpp == bpp24 && lcdControl.bgr) 411 bmp = new Bitmap(VideoConvert::bgr8888, width, height, dmaBuffer); 412 else if (lcdControl.lcdbpp == bpp24 && !lcdControl.bgr) 413 bmp = new Bitmap(VideoConvert::rgb8888, width, height, dmaBuffer); 414 else if (lcdControl.lcdbpp == bpp16m565 && lcdControl.bgr) 415 bmp = new Bitmap(VideoConvert::bgr565, width, height, dmaBuffer); 416 else if (lcdControl.lcdbpp == bpp16m565 && !lcdControl.bgr) 417 bmp = new Bitmap(VideoConvert::rgb565, width, height, dmaBuffer); 418 else 419 panic("Unimplemented video mode\n"); 420} 421 422void 423Pl111::startDma() 424{ 425 if (dmaPendingNum != 0 || readEvent.scheduled()) 426 return; 427 readFramebuffer(); 428} 429 430void 431Pl111::readFramebuffer() 432{ 433 // initialization for dma read from frame buffer to dma buffer 434 uint32_t length = height * width; 435 if (startAddr != lcdUpbase) 436 startAddr = lcdUpbase; 437 438 // Updating base address, interrupt if we're supposed to 439 lcdRis.baseaddr = 1; 440 if (!intEvent.scheduled()) 441 schedule(intEvent, nextCycle()); 442 443 curAddr = 0; 444 startTime = curTick(); 445 446 maxAddr = static_cast<Addr>(length * bytesPerPixel); 447 448 DPRINTF(PL111, " lcd frame buffer size of %d bytes \n", maxAddr); 449 450 fillFifo(); 451} 452 453void 454Pl111::fillFifo() 455{ 456 while ((dmaPendingNum < maxOutstandingDma) && (maxAddr >= curAddr + dmaSize )) { 457 // concurrent dma reads need different dma done events 458 // due to assertion in scheduling state 459 ++dmaPendingNum; 460 461 assert(!dmaDoneEvent[dmaPendingNum-1].scheduled()); 462 463 // We use a uncachable request here because the requests from the CPU 464 // will be uncacheable as well. If we have uncacheable and cacheable 465 // requests in the memory system for the same address it won't be 466 // pleased 467 dmaPort.dmaAction(MemCmd::ReadReq, curAddr + startAddr, dmaSize, 468 &dmaDoneEvent[dmaPendingNum-1], curAddr + dmaBuffer, 469 0, Request::UNCACHEABLE); 470 curAddr += dmaSize; 471 } 472} 473 474void 475Pl111::dmaDone() 476{ 477 DPRINTF(PL111, "DMA Done\n"); 478 479 Tick maxFrameTime = lcdTiming2.cpl * height * pixelClock; 480 481 --dmaPendingNum; 482 483 if (maxAddr == curAddr && !dmaPendingNum) { 484 if ((curTick() - startTime) > maxFrameTime) { 485 warn("CLCD controller buffer underrun, took %d ticks when should" 486 " have taken %d\n", curTick() - startTime, maxFrameTime); 487 lcdRis.underflow = 1; 488 if (!intEvent.scheduled()) 489 schedule(intEvent, nextCycle()); 490 } 491 492 assert(!readEvent.scheduled()); 493 if (vnc) 494 vnc->setDirty(); 495 496 DPRINTF(PL111, "-- write out frame buffer into bmp\n"); 497 498 assert(bmp); 499 pic->seekp(0); 500 bmp->write(pic); 501 502 // schedule the next read based on when the last frame started 503 // and the desired fps (i.e. maxFrameTime), we turn the 504 // argument into a relative number of cycles in the future 505 if (lcdControl.lcden) 506 schedule(readEvent, clockEdge(ticksToCycles(startTime - 507 curTick() + 508 maxFrameTime))); 509 } 510 511 if (dmaPendingNum > (maxOutstandingDma - waterMark)) 512 return; 513 514 if (!fillFifoEvent.scheduled()) 515 schedule(fillFifoEvent, nextCycle()); 516} 517 518void 519Pl111::serialize(std::ostream &os) 520{ 521 DPRINTF(PL111, "Serializing ARM PL111\n"); 522 523 uint32_t lcdTiming0_serial = lcdTiming0; 524 SERIALIZE_SCALAR(lcdTiming0_serial); 525 526 uint32_t lcdTiming1_serial = lcdTiming1; 527 SERIALIZE_SCALAR(lcdTiming1_serial); 528 529 uint32_t lcdTiming2_serial = lcdTiming2; 530 SERIALIZE_SCALAR(lcdTiming2_serial); 531 532 uint32_t lcdTiming3_serial = lcdTiming3; 533 SERIALIZE_SCALAR(lcdTiming3_serial); 534 535 SERIALIZE_SCALAR(lcdUpbase); 536 SERIALIZE_SCALAR(lcdLpbase); 537 538 uint32_t lcdControl_serial = lcdControl; 539 SERIALIZE_SCALAR(lcdControl_serial); 540 541 uint8_t lcdImsc_serial = lcdImsc; 542 SERIALIZE_SCALAR(lcdImsc_serial); 543 544 uint8_t lcdRis_serial = lcdRis; 545 SERIALIZE_SCALAR(lcdRis_serial); 546 547 uint8_t lcdMis_serial = lcdMis; 548 SERIALIZE_SCALAR(lcdMis_serial); 549 550 SERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 551 SERIALIZE_ARRAY(cursorImage, CrsrImageSize); 552 553 SERIALIZE_SCALAR(clcdCrsrCtrl); 554 SERIALIZE_SCALAR(clcdCrsrConfig); 555 SERIALIZE_SCALAR(clcdCrsrPalette0); 556 SERIALIZE_SCALAR(clcdCrsrPalette1); 557 SERIALIZE_SCALAR(clcdCrsrXY); 558 SERIALIZE_SCALAR(clcdCrsrClip); 559 560 uint8_t clcdCrsrImsc_serial = clcdCrsrImsc; 561 SERIALIZE_SCALAR(clcdCrsrImsc_serial); 562 563 uint8_t clcdCrsrIcr_serial = clcdCrsrIcr; 564 SERIALIZE_SCALAR(clcdCrsrIcr_serial); 565 566 uint8_t clcdCrsrRis_serial = clcdCrsrRis; 567 SERIALIZE_SCALAR(clcdCrsrRis_serial); 568 569 uint8_t clcdCrsrMis_serial = clcdCrsrMis; 570 SERIALIZE_SCALAR(clcdCrsrMis_serial); 571 572 SERIALIZE_SCALAR(height); 573 SERIALIZE_SCALAR(width); 574 SERIALIZE_SCALAR(bytesPerPixel); 575 576 SERIALIZE_ARRAY(dmaBuffer, height * width); 577 SERIALIZE_SCALAR(startTime); 578 SERIALIZE_SCALAR(startAddr); 579 SERIALIZE_SCALAR(maxAddr); 580 SERIALIZE_SCALAR(curAddr); 581 SERIALIZE_SCALAR(waterMark); 582 SERIALIZE_SCALAR(dmaPendingNum); 583 584 Tick int_event_time = 0; 585 Tick read_event_time = 0; 586 Tick fill_fifo_event_time = 0; 587 588 if (readEvent.scheduled()) 589 read_event_time = readEvent.when(); 590 if (fillFifoEvent.scheduled()) 591 fill_fifo_event_time = fillFifoEvent.when(); 592 if (intEvent.scheduled()) 593 int_event_time = intEvent.when(); 594 595 SERIALIZE_SCALAR(read_event_time); 596 SERIALIZE_SCALAR(fill_fifo_event_time); 597 SERIALIZE_SCALAR(int_event_time); 598 599 vector<Tick> dma_done_event_tick; 600 dma_done_event_tick.resize(maxOutstandingDma); 601 for (int x = 0; x < maxOutstandingDma; x++) { 602 dma_done_event_tick[x] = dmaDoneEvent[x].scheduled() ? 603 dmaDoneEvent[x].when() : 0; 604 } 605 arrayParamOut(os, "dma_done_event_tick", dma_done_event_tick); 606} 607 608void 609Pl111::unserialize(Checkpoint *cp, const std::string §ion) 610{ 611 DPRINTF(PL111, "Unserializing ARM PL111\n"); 612 613 uint32_t lcdTiming0_serial; 614 UNSERIALIZE_SCALAR(lcdTiming0_serial); 615 lcdTiming0 = lcdTiming0_serial; 616 617 uint32_t lcdTiming1_serial; 618 UNSERIALIZE_SCALAR(lcdTiming1_serial); 619 lcdTiming1 = lcdTiming1_serial; 620 621 uint32_t lcdTiming2_serial; 622 UNSERIALIZE_SCALAR(lcdTiming2_serial); 623 lcdTiming2 = lcdTiming2_serial; 624 625 uint32_t lcdTiming3_serial; 626 UNSERIALIZE_SCALAR(lcdTiming3_serial); 627 lcdTiming3 = lcdTiming3_serial; 628 629 UNSERIALIZE_SCALAR(lcdUpbase); 630 UNSERIALIZE_SCALAR(lcdLpbase); 631 632 uint32_t lcdControl_serial; 633 UNSERIALIZE_SCALAR(lcdControl_serial); 634 lcdControl = lcdControl_serial; 635 636 uint8_t lcdImsc_serial; 637 UNSERIALIZE_SCALAR(lcdImsc_serial); 638 lcdImsc = lcdImsc_serial; 639 640 uint8_t lcdRis_serial; 641 UNSERIALIZE_SCALAR(lcdRis_serial); 642 lcdRis = lcdRis_serial; 643 644 uint8_t lcdMis_serial; 645 UNSERIALIZE_SCALAR(lcdMis_serial); 646 lcdMis = lcdMis_serial; 647 648 UNSERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 649 UNSERIALIZE_ARRAY(cursorImage, CrsrImageSize); 650 651 UNSERIALIZE_SCALAR(clcdCrsrCtrl); 652 UNSERIALIZE_SCALAR(clcdCrsrConfig); 653 UNSERIALIZE_SCALAR(clcdCrsrPalette0); 654 UNSERIALIZE_SCALAR(clcdCrsrPalette1); 655 UNSERIALIZE_SCALAR(clcdCrsrXY); 656 UNSERIALIZE_SCALAR(clcdCrsrClip); 657 658 uint8_t clcdCrsrImsc_serial; 659 UNSERIALIZE_SCALAR(clcdCrsrImsc_serial); 660 clcdCrsrImsc = clcdCrsrImsc_serial; 661 662 uint8_t clcdCrsrIcr_serial; 663 UNSERIALIZE_SCALAR(clcdCrsrIcr_serial); 664 clcdCrsrIcr = clcdCrsrIcr_serial; 665 666 uint8_t clcdCrsrRis_serial; 667 UNSERIALIZE_SCALAR(clcdCrsrRis_serial); 668 clcdCrsrRis = clcdCrsrRis_serial; 669 670 uint8_t clcdCrsrMis_serial; 671 UNSERIALIZE_SCALAR(clcdCrsrMis_serial); 672 clcdCrsrMis = clcdCrsrMis_serial; 673 674 UNSERIALIZE_SCALAR(height); 675 UNSERIALIZE_SCALAR(width); 676 UNSERIALIZE_SCALAR(bytesPerPixel); 677 678 UNSERIALIZE_ARRAY(dmaBuffer, height * width); 679 UNSERIALIZE_SCALAR(startTime); 680 UNSERIALIZE_SCALAR(startAddr); 681 UNSERIALIZE_SCALAR(maxAddr); 682 UNSERIALIZE_SCALAR(curAddr); 683 UNSERIALIZE_SCALAR(waterMark); 684 UNSERIALIZE_SCALAR(dmaPendingNum); 685 686 Tick int_event_time = 0; 687 Tick read_event_time = 0; 688 Tick fill_fifo_event_time = 0; 689 690 UNSERIALIZE_SCALAR(read_event_time); 691 UNSERIALIZE_SCALAR(fill_fifo_event_time); 692 UNSERIALIZE_SCALAR(int_event_time); 693 694 if (int_event_time) 695 schedule(intEvent, int_event_time); 696 if (read_event_time) 697 schedule(readEvent, read_event_time); 698 if (fill_fifo_event_time) 699 schedule(fillFifoEvent, fill_fifo_event_time); 700 701 vector<Tick> dma_done_event_tick; 702 dma_done_event_tick.resize(maxOutstandingDma); 703 arrayParamIn(cp, section, "dma_done_event_tick", dma_done_event_tick); 704 for (int x = 0; x < maxOutstandingDma; x++) { 705 if (dma_done_event_tick[x]) 706 schedule(dmaDoneEvent[x], dma_done_event_tick[x]); 707 } 708 709 if (lcdControl.lcdpwr) { 710 updateVideoParams(); 711 if (vnc) 712 vnc->setDirty(); 713 } 714} 715 716void 717Pl111::generateInterrupt() 718{ 719 DPRINTF(PL111, "Generate Interrupt: lcdImsc=0x%x lcdRis=0x%x lcdMis=0x%x\n", 720 (uint32_t)lcdImsc, (uint32_t)lcdRis, (uint32_t)lcdMis); 721 lcdMis = lcdImsc & lcdRis; 722 723 if (lcdMis.underflow || lcdMis.baseaddr || lcdMis.vcomp || lcdMis.ahbmaster) { 724 gic->sendInt(intNum); 725 DPRINTF(PL111, " -- Generated\n"); 726 } 727} 728 729AddrRangeList 730Pl111::getAddrRanges() const 731{ 732 AddrRangeList ranges; 733 ranges.push_back(RangeSize(pioAddr, pioSize)); 734 return ranges; 735} 736 737Pl111 * 738Pl111Params::create() 739{ 740 return new Pl111(this); 741} 742 743 744