pl111.cc revision 11793
1/* 2 * Copyright (c) 2010-2012, 2015 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 "dev/arm/pl111.hh" 42 43#include "base/output.hh" 44#include "base/trace.hh" 45#include "base/vnc/vncinput.hh" 46#include "debug/PL111.hh" 47#include "debug/Uart.hh" 48#include "dev/arm/amba_device.hh" 49#include "dev/arm/base_gic.hh" 50#include "mem/packet.hh" 51#include "mem/packet_access.hh" 52#include "sim/system.hh" 53 54// clang complains about std::set being overloaded with Packet::set if 55// we open up the entire namespace std 56using std::vector; 57 58// initialize clcd registers 59Pl111::Pl111(const Params *p) 60 : AmbaDmaDevice(p), lcdTiming0(0), lcdTiming1(0), lcdTiming2(0), 61 lcdTiming3(0), lcdUpbase(0), lcdLpbase(0), lcdControl(0), lcdImsc(0), 62 lcdRis(0), lcdMis(0), 63 clcdCrsrCtrl(0), clcdCrsrConfig(0), clcdCrsrPalette0(0), 64 clcdCrsrPalette1(0), clcdCrsrXY(0), clcdCrsrClip(0), clcdCrsrImsc(0), 65 clcdCrsrIcr(0), clcdCrsrRis(0), clcdCrsrMis(0), 66 pixelClock(p->pixel_clock), 67 converter(PixelConverter::rgba8888_le), fb(LcdMaxWidth, LcdMaxHeight), 68 vnc(p->vnc), bmp(&fb), pic(NULL), 69 width(LcdMaxWidth), height(LcdMaxHeight), 70 bytesPerPixel(4), startTime(0), startAddr(0), maxAddr(0), curAddr(0), 71 waterMark(0), dmaPendingNum(0), readEvent(this), fillFifoEvent(this), 72 dmaDoneEventAll(maxOutstandingDma, this), 73 dmaDoneEventFree(maxOutstandingDma), 74 intEvent(this), enableCapture(p->enable_capture) 75{ 76 pioSize = 0xFFFF; 77 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 for (int i = 0; i < maxOutstandingDma; ++i) 85 dmaDoneEventFree[i] = &dmaDoneEventAll[i]; 86 87 if (vnc) 88 vnc->setFrameBuffer(&fb); 89} 90 91Pl111::~Pl111() 92{ 93 delete[] dmaBuffer; 94} 95 96// read registers and frame buffer 97Tick 98Pl111::read(PacketPtr pkt) 99{ 100 // use a temporary data since the LCD registers are read/written with 101 // different size operations 102 103 uint32_t data = 0; 104 105 assert(pkt->getAddr() >= pioAddr && 106 pkt->getAddr() < pioAddr + pioSize); 107 108 Addr daddr = pkt->getAddr() - pioAddr; 109 110 DPRINTF(PL111, " read register %#x size=%d\n", daddr, pkt->getSize()); 111 112 switch (daddr) { 113 case LcdTiming0: 114 data = lcdTiming0; 115 break; 116 case LcdTiming1: 117 data = lcdTiming1; 118 break; 119 case LcdTiming2: 120 data = lcdTiming2; 121 break; 122 case LcdTiming3: 123 data = lcdTiming3; 124 break; 125 case LcdUpBase: 126 data = lcdUpbase; 127 break; 128 case LcdLpBase: 129 data = lcdLpbase; 130 break; 131 case LcdControl: 132 data = lcdControl; 133 break; 134 case LcdImsc: 135 data = lcdImsc; 136 break; 137 case LcdRis: 138 data = lcdRis; 139 break; 140 case LcdMis: 141 data = lcdMis; 142 break; 143 case LcdIcr: 144 panic("LCD register at offset %#x is Write-Only\n", daddr); 145 break; 146 case LcdUpCurr: 147 data = curAddr; 148 break; 149 case LcdLpCurr: 150 data = curAddr; 151 break; 152 case ClcdCrsrCtrl: 153 data = clcdCrsrCtrl; 154 break; 155 case ClcdCrsrConfig: 156 data = clcdCrsrConfig; 157 break; 158 case ClcdCrsrPalette0: 159 data = clcdCrsrPalette0; 160 break; 161 case ClcdCrsrPalette1: 162 data = clcdCrsrPalette1; 163 break; 164 case ClcdCrsrXY: 165 data = clcdCrsrXY; 166 break; 167 case ClcdCrsrClip: 168 data = clcdCrsrClip; 169 break; 170 case ClcdCrsrImsc: 171 data = clcdCrsrImsc; 172 break; 173 case ClcdCrsrIcr: 174 panic("CLCD register at offset %#x is Write-Only\n", daddr); 175 break; 176 case ClcdCrsrRis: 177 data = clcdCrsrRis; 178 break; 179 case ClcdCrsrMis: 180 data = clcdCrsrMis; 181 break; 182 default: 183 if (readId(pkt, AMBA_ID, pioAddr)) { 184 // Hack for variable size accesses 185 data = pkt->get<uint32_t>(); 186 break; 187 } else if (daddr >= CrsrImage && daddr <= 0xBFC) { 188 // CURSOR IMAGE 189 int index; 190 index = (daddr - CrsrImage) >> 2; 191 data= cursorImage[index]; 192 break; 193 } else if (daddr >= LcdPalette && daddr <= 0x3FC) { 194 // LCD Palette 195 int index; 196 index = (daddr - LcdPalette) >> 2; 197 data = lcdPalette[index]; 198 break; 199 } else { 200 panic("Tried to read CLCD register at offset %#x that " 201 "doesn't exist\n", daddr); 202 break; 203 } 204 } 205 206 switch(pkt->getSize()) { 207 case 1: 208 pkt->set<uint8_t>(data); 209 break; 210 case 2: 211 pkt->set<uint16_t>(data); 212 break; 213 case 4: 214 pkt->set<uint32_t>(data); 215 break; 216 default: 217 panic("CLCD controller read size too big?\n"); 218 break; 219 } 220 221 pkt->makeAtomicResponse(); 222 return pioDelay; 223} 224 225// write registers and frame buffer 226Tick 227Pl111::write(PacketPtr pkt) 228{ 229 // use a temporary data since the LCD registers are read/written with 230 // different size operations 231 // 232 uint32_t data = 0; 233 234 switch(pkt->getSize()) { 235 case 1: 236 data = pkt->get<uint8_t>(); 237 break; 238 case 2: 239 data = pkt->get<uint16_t>(); 240 break; 241 case 4: 242 data = pkt->get<uint32_t>(); 243 break; 244 default: 245 panic("PL111 CLCD controller write size too big?\n"); 246 break; 247 } 248 249 assert(pkt->getAddr() >= pioAddr && 250 pkt->getAddr() < pioAddr + pioSize); 251 252 Addr daddr = pkt->getAddr() - pioAddr; 253 254 DPRINTF(PL111, " write register %#x value %#x size=%d\n", daddr, 255 pkt->get<uint8_t>(), pkt->getSize()); 256 257 switch (daddr) { 258 case LcdTiming0: 259 lcdTiming0 = data; 260 // width = 16 * (PPL+1) 261 width = (lcdTiming0.ppl + 1) << 4; 262 break; 263 case LcdTiming1: 264 lcdTiming1 = data; 265 // height = LPP + 1 266 height = (lcdTiming1.lpp) + 1; 267 break; 268 case LcdTiming2: 269 lcdTiming2 = data; 270 break; 271 case LcdTiming3: 272 lcdTiming3 = data; 273 break; 274 case LcdUpBase: 275 lcdUpbase = data; 276 DPRINTF(PL111, "####### Upper panel base set to: %#x #######\n", lcdUpbase); 277 break; 278 case LcdLpBase: 279 warn_once("LCD dual screen mode not supported\n"); 280 lcdLpbase = data; 281 DPRINTF(PL111, "###### Lower panel base set to: %#x #######\n", lcdLpbase); 282 break; 283 case LcdControl: 284 int old_lcdpwr; 285 old_lcdpwr = lcdControl.lcdpwr; 286 lcdControl = data; 287 288 DPRINTF(PL111, "LCD power is:%d\n", lcdControl.lcdpwr); 289 290 // LCD power enable 291 if (lcdControl.lcdpwr && !old_lcdpwr) { 292 updateVideoParams(); 293 DPRINTF(PL111, " lcd size: height %d width %d\n", height, width); 294 waterMark = lcdControl.watermark ? 8 : 4; 295 startDma(); 296 } 297 break; 298 case LcdImsc: 299 lcdImsc = data; 300 if (lcdImsc.vcomp) 301 panic("Interrupting on vcomp not supported\n"); 302 303 lcdMis = lcdImsc & lcdRis; 304 305 if (!lcdMis) 306 gic->clearInt(intNum); 307 308 break; 309 case LcdRis: 310 panic("LCD register at offset %#x is Read-Only\n", daddr); 311 break; 312 case LcdMis: 313 panic("LCD register at offset %#x is Read-Only\n", daddr); 314 break; 315 case LcdIcr: 316 lcdRis = lcdRis & ~data; 317 lcdMis = lcdImsc & lcdRis; 318 319 if (!lcdMis) 320 gic->clearInt(intNum); 321 322 break; 323 case LcdUpCurr: 324 panic("LCD register at offset %#x is Read-Only\n", daddr); 325 break; 326 case LcdLpCurr: 327 panic("LCD register at offset %#x is Read-Only\n", daddr); 328 break; 329 case ClcdCrsrCtrl: 330 clcdCrsrCtrl = data; 331 break; 332 case ClcdCrsrConfig: 333 clcdCrsrConfig = data; 334 break; 335 case ClcdCrsrPalette0: 336 clcdCrsrPalette0 = data; 337 break; 338 case ClcdCrsrPalette1: 339 clcdCrsrPalette1 = data; 340 break; 341 case ClcdCrsrXY: 342 clcdCrsrXY = data; 343 break; 344 case ClcdCrsrClip: 345 clcdCrsrClip = data; 346 break; 347 case ClcdCrsrImsc: 348 clcdCrsrImsc = data; 349 break; 350 case ClcdCrsrIcr: 351 clcdCrsrIcr = data; 352 break; 353 case ClcdCrsrRis: 354 panic("CLCD register at offset %#x is Read-Only\n", daddr); 355 break; 356 case ClcdCrsrMis: 357 panic("CLCD register at offset %#x is Read-Only\n", daddr); 358 break; 359 default: 360 if (daddr >= CrsrImage && daddr <= 0xBFC) { 361 // CURSOR IMAGE 362 int index; 363 index = (daddr - CrsrImage) >> 2; 364 cursorImage[index] = data; 365 break; 366 } else if (daddr >= LcdPalette && daddr <= 0x3FC) { 367 // LCD Palette 368 int index; 369 index = (daddr - LcdPalette) >> 2; 370 lcdPalette[index] = data; 371 break; 372 } else { 373 panic("Tried to write PL111 register at offset %#x that " 374 "doesn't exist\n", daddr); 375 break; 376 } 377 } 378 379 pkt->makeAtomicResponse(); 380 return pioDelay; 381} 382 383PixelConverter 384Pl111::pixelConverter() const 385{ 386 unsigned rw, gw, bw; 387 unsigned offsets[3]; 388 389 switch (lcdControl.lcdbpp) { 390 case bpp24: 391 rw = gw = bw = 8; 392 offsets[0] = 0; 393 offsets[1] = 8; 394 offsets[2] = 16; 395 break; 396 397 case bpp16m565: 398 rw = 5; 399 gw = 6; 400 bw = 5; 401 offsets[0] = 0; 402 offsets[1] = 5; 403 offsets[2] = 11; 404 break; 405 406 default: 407 panic("Unimplemented video mode\n"); 408 } 409 410 if (lcdControl.bgr) { 411 return PixelConverter( 412 bytesPerPixel, 413 offsets[2], offsets[1], offsets[0], 414 rw, gw, bw, 415 LittleEndianByteOrder); 416 } else { 417 return PixelConverter( 418 bytesPerPixel, 419 offsets[0], offsets[1], offsets[2], 420 rw, gw, bw, 421 LittleEndianByteOrder); 422 } 423} 424 425void 426Pl111::updateVideoParams() 427{ 428 if (lcdControl.lcdbpp == bpp24) { 429 bytesPerPixel = 4; 430 } else if (lcdControl.lcdbpp == bpp16m565) { 431 bytesPerPixel = 2; 432 } 433 434 fb.resize(width, height); 435 converter = pixelConverter(); 436 437 // Workaround configuration bugs where multiple display 438 // controllers are attached to the same VNC server by reattaching 439 // enabled devices. This isn't ideal, but works as long as only 440 // one display controller is active at a time. 441 if (lcdControl.lcdpwr && vnc) 442 vnc->setFrameBuffer(&fb); 443} 444 445void 446Pl111::startDma() 447{ 448 if (dmaPendingNum != 0 || readEvent.scheduled()) 449 return; 450 readFramebuffer(); 451} 452 453void 454Pl111::readFramebuffer() 455{ 456 // initialization for dma read from frame buffer to dma buffer 457 uint32_t length = height * width; 458 if (startAddr != lcdUpbase) 459 startAddr = lcdUpbase; 460 461 // Updating base address, interrupt if we're supposed to 462 lcdRis.baseaddr = 1; 463 if (!intEvent.scheduled()) 464 schedule(intEvent, clockEdge()); 465 466 curAddr = 0; 467 startTime = curTick(); 468 469 maxAddr = static_cast<Addr>(length * bytesPerPixel); 470 471 DPRINTF(PL111, " lcd frame buffer size of %d bytes \n", maxAddr); 472 473 fillFifo(); 474} 475 476void 477Pl111::fillFifo() 478{ 479 while ((dmaPendingNum < maxOutstandingDma) && (maxAddr >= curAddr + dmaSize )) { 480 // concurrent dma reads need different dma done events 481 // due to assertion in scheduling state 482 ++dmaPendingNum; 483 484 assert(!dmaDoneEventFree.empty()); 485 DmaDoneEvent *event(dmaDoneEventFree.back()); 486 dmaDoneEventFree.pop_back(); 487 assert(!event->scheduled()); 488 489 // We use a uncachable request here because the requests from the CPU 490 // will be uncacheable as well. If we have uncacheable and cacheable 491 // requests in the memory system for the same address it won't be 492 // pleased 493 dmaPort.dmaAction(MemCmd::ReadReq, curAddr + startAddr, dmaSize, 494 event, curAddr + dmaBuffer, 495 0, Request::UNCACHEABLE); 496 curAddr += dmaSize; 497 } 498} 499 500void 501Pl111::dmaDone() 502{ 503 DPRINTF(PL111, "DMA Done\n"); 504 505 Tick maxFrameTime = lcdTiming2.cpl * height * pixelClock; 506 507 --dmaPendingNum; 508 509 if (maxAddr == curAddr && !dmaPendingNum) { 510 if ((curTick() - startTime) > maxFrameTime) { 511 warn("CLCD controller buffer underrun, took %d ticks when should" 512 " have taken %d\n", curTick() - startTime, maxFrameTime); 513 lcdRis.underflow = 1; 514 if (!intEvent.scheduled()) 515 schedule(intEvent, clockEdge()); 516 } 517 518 assert(!readEvent.scheduled()); 519 fb.copyIn(dmaBuffer, converter); 520 if (vnc) 521 vnc->setDirty(); 522 523 if (enableCapture) { 524 DPRINTF(PL111, "-- write out frame buffer into bmp\n"); 525 526 if (!pic) 527 pic = simout.create(csprintf("%s.framebuffer.bmp", sys->name()), 528 true); 529 530 assert(pic); 531 pic->stream()->seekp(0); 532 bmp.write(*pic->stream()); 533 } 534 535 // schedule the next read based on when the last frame started 536 // and the desired fps (i.e. maxFrameTime), we turn the 537 // argument into a relative number of cycles in the future 538 if (lcdControl.lcden) 539 schedule(readEvent, clockEdge(ticksToCycles(startTime - 540 curTick() + 541 maxFrameTime))); 542 } 543 544 if (dmaPendingNum > (maxOutstandingDma - waterMark)) 545 return; 546 547 if (!fillFifoEvent.scheduled()) 548 schedule(fillFifoEvent, clockEdge()); 549} 550 551void 552Pl111::serialize(CheckpointOut &cp) const 553{ 554 DPRINTF(PL111, "Serializing ARM PL111\n"); 555 556 uint32_t lcdTiming0_serial = lcdTiming0; 557 SERIALIZE_SCALAR(lcdTiming0_serial); 558 559 uint32_t lcdTiming1_serial = lcdTiming1; 560 SERIALIZE_SCALAR(lcdTiming1_serial); 561 562 uint32_t lcdTiming2_serial = lcdTiming2; 563 SERIALIZE_SCALAR(lcdTiming2_serial); 564 565 uint32_t lcdTiming3_serial = lcdTiming3; 566 SERIALIZE_SCALAR(lcdTiming3_serial); 567 568 SERIALIZE_SCALAR(lcdUpbase); 569 SERIALIZE_SCALAR(lcdLpbase); 570 571 uint32_t lcdControl_serial = lcdControl; 572 SERIALIZE_SCALAR(lcdControl_serial); 573 574 uint8_t lcdImsc_serial = lcdImsc; 575 SERIALIZE_SCALAR(lcdImsc_serial); 576 577 uint8_t lcdRis_serial = lcdRis; 578 SERIALIZE_SCALAR(lcdRis_serial); 579 580 uint8_t lcdMis_serial = lcdMis; 581 SERIALIZE_SCALAR(lcdMis_serial); 582 583 SERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 584 SERIALIZE_ARRAY(cursorImage, CrsrImageSize); 585 586 SERIALIZE_SCALAR(clcdCrsrCtrl); 587 SERIALIZE_SCALAR(clcdCrsrConfig); 588 SERIALIZE_SCALAR(clcdCrsrPalette0); 589 SERIALIZE_SCALAR(clcdCrsrPalette1); 590 SERIALIZE_SCALAR(clcdCrsrXY); 591 SERIALIZE_SCALAR(clcdCrsrClip); 592 593 uint8_t clcdCrsrImsc_serial = clcdCrsrImsc; 594 SERIALIZE_SCALAR(clcdCrsrImsc_serial); 595 596 uint8_t clcdCrsrIcr_serial = clcdCrsrIcr; 597 SERIALIZE_SCALAR(clcdCrsrIcr_serial); 598 599 uint8_t clcdCrsrRis_serial = clcdCrsrRis; 600 SERIALIZE_SCALAR(clcdCrsrRis_serial); 601 602 uint8_t clcdCrsrMis_serial = clcdCrsrMis; 603 SERIALIZE_SCALAR(clcdCrsrMis_serial); 604 605 SERIALIZE_SCALAR(height); 606 SERIALIZE_SCALAR(width); 607 SERIALIZE_SCALAR(bytesPerPixel); 608 609 SERIALIZE_ARRAY(dmaBuffer, buffer_size); 610 SERIALIZE_SCALAR(startTime); 611 SERIALIZE_SCALAR(startAddr); 612 SERIALIZE_SCALAR(maxAddr); 613 SERIALIZE_SCALAR(curAddr); 614 SERIALIZE_SCALAR(waterMark); 615 SERIALIZE_SCALAR(dmaPendingNum); 616 617 Tick int_event_time = 0; 618 Tick read_event_time = 0; 619 Tick fill_fifo_event_time = 0; 620 621 if (readEvent.scheduled()) 622 read_event_time = readEvent.when(); 623 if (fillFifoEvent.scheduled()) 624 fill_fifo_event_time = fillFifoEvent.when(); 625 if (intEvent.scheduled()) 626 int_event_time = intEvent.when(); 627 628 SERIALIZE_SCALAR(read_event_time); 629 SERIALIZE_SCALAR(fill_fifo_event_time); 630 SERIALIZE_SCALAR(int_event_time); 631 632 vector<Tick> dma_done_event_tick; 633 dma_done_event_tick.resize(maxOutstandingDma); 634 for (int x = 0; x < maxOutstandingDma; x++) { 635 dma_done_event_tick[x] = dmaDoneEventAll[x].scheduled() ? 636 dmaDoneEventAll[x].when() : 0; 637 } 638 SERIALIZE_CONTAINER(dma_done_event_tick); 639} 640 641void 642Pl111::unserialize(CheckpointIn &cp) 643{ 644 DPRINTF(PL111, "Unserializing ARM PL111\n"); 645 646 uint32_t lcdTiming0_serial; 647 UNSERIALIZE_SCALAR(lcdTiming0_serial); 648 lcdTiming0 = lcdTiming0_serial; 649 650 uint32_t lcdTiming1_serial; 651 UNSERIALIZE_SCALAR(lcdTiming1_serial); 652 lcdTiming1 = lcdTiming1_serial; 653 654 uint32_t lcdTiming2_serial; 655 UNSERIALIZE_SCALAR(lcdTiming2_serial); 656 lcdTiming2 = lcdTiming2_serial; 657 658 uint32_t lcdTiming3_serial; 659 UNSERIALIZE_SCALAR(lcdTiming3_serial); 660 lcdTiming3 = lcdTiming3_serial; 661 662 UNSERIALIZE_SCALAR(lcdUpbase); 663 UNSERIALIZE_SCALAR(lcdLpbase); 664 665 uint32_t lcdControl_serial; 666 UNSERIALIZE_SCALAR(lcdControl_serial); 667 lcdControl = lcdControl_serial; 668 669 uint8_t lcdImsc_serial; 670 UNSERIALIZE_SCALAR(lcdImsc_serial); 671 lcdImsc = lcdImsc_serial; 672 673 uint8_t lcdRis_serial; 674 UNSERIALIZE_SCALAR(lcdRis_serial); 675 lcdRis = lcdRis_serial; 676 677 uint8_t lcdMis_serial; 678 UNSERIALIZE_SCALAR(lcdMis_serial); 679 lcdMis = lcdMis_serial; 680 681 UNSERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 682 UNSERIALIZE_ARRAY(cursorImage, CrsrImageSize); 683 684 UNSERIALIZE_SCALAR(clcdCrsrCtrl); 685 UNSERIALIZE_SCALAR(clcdCrsrConfig); 686 UNSERIALIZE_SCALAR(clcdCrsrPalette0); 687 UNSERIALIZE_SCALAR(clcdCrsrPalette1); 688 UNSERIALIZE_SCALAR(clcdCrsrXY); 689 UNSERIALIZE_SCALAR(clcdCrsrClip); 690 691 uint8_t clcdCrsrImsc_serial; 692 UNSERIALIZE_SCALAR(clcdCrsrImsc_serial); 693 clcdCrsrImsc = clcdCrsrImsc_serial; 694 695 uint8_t clcdCrsrIcr_serial; 696 UNSERIALIZE_SCALAR(clcdCrsrIcr_serial); 697 clcdCrsrIcr = clcdCrsrIcr_serial; 698 699 uint8_t clcdCrsrRis_serial; 700 UNSERIALIZE_SCALAR(clcdCrsrRis_serial); 701 clcdCrsrRis = clcdCrsrRis_serial; 702 703 uint8_t clcdCrsrMis_serial; 704 UNSERIALIZE_SCALAR(clcdCrsrMis_serial); 705 clcdCrsrMis = clcdCrsrMis_serial; 706 707 UNSERIALIZE_SCALAR(height); 708 UNSERIALIZE_SCALAR(width); 709 UNSERIALIZE_SCALAR(bytesPerPixel); 710 711 UNSERIALIZE_ARRAY(dmaBuffer, buffer_size); 712 UNSERIALIZE_SCALAR(startTime); 713 UNSERIALIZE_SCALAR(startAddr); 714 UNSERIALIZE_SCALAR(maxAddr); 715 UNSERIALIZE_SCALAR(curAddr); 716 UNSERIALIZE_SCALAR(waterMark); 717 UNSERIALIZE_SCALAR(dmaPendingNum); 718 719 Tick int_event_time = 0; 720 Tick read_event_time = 0; 721 Tick fill_fifo_event_time = 0; 722 723 UNSERIALIZE_SCALAR(read_event_time); 724 UNSERIALIZE_SCALAR(fill_fifo_event_time); 725 UNSERIALIZE_SCALAR(int_event_time); 726 727 if (int_event_time) 728 schedule(intEvent, int_event_time); 729 if (read_event_time) 730 schedule(readEvent, read_event_time); 731 if (fill_fifo_event_time) 732 schedule(fillFifoEvent, fill_fifo_event_time); 733 734 vector<Tick> dma_done_event_tick; 735 dma_done_event_tick.resize(maxOutstandingDma); 736 UNSERIALIZE_CONTAINER(dma_done_event_tick); 737 dmaDoneEventFree.clear(); 738 for (int x = 0; x < maxOutstandingDma; x++) { 739 if (dma_done_event_tick[x]) 740 schedule(dmaDoneEventAll[x], dma_done_event_tick[x]); 741 else 742 dmaDoneEventFree.push_back(&dmaDoneEventAll[x]); 743 } 744 assert(maxOutstandingDma - dmaDoneEventFree.size() == dmaPendingNum); 745 746 if (lcdControl.lcdpwr) { 747 updateVideoParams(); 748 fb.copyIn(dmaBuffer, converter); 749 if (vnc) 750 vnc->setDirty(); 751 } 752} 753 754void 755Pl111::generateInterrupt() 756{ 757 DPRINTF(PL111, "Generate Interrupt: lcdImsc=0x%x lcdRis=0x%x lcdMis=0x%x\n", 758 (uint32_t)lcdImsc, (uint32_t)lcdRis, (uint32_t)lcdMis); 759 lcdMis = lcdImsc & lcdRis; 760 761 if (lcdMis.underflow || lcdMis.baseaddr || lcdMis.vcomp || lcdMis.ahbmaster) { 762 gic->sendInt(intNum); 763 DPRINTF(PL111, " -- Generated\n"); 764 } 765} 766 767AddrRangeList 768Pl111::getAddrRanges() const 769{ 770 AddrRangeList ranges; 771 ranges.push_back(RangeSize(pioAddr, pioSize)); 772 return ranges; 773} 774 775Pl111 * 776Pl111Params::create() 777{ 778 return new Pl111(this); 779} 780 781 782