pl111.cc (10367:bf52480abd01) | pl111.cc (10565:23593fdaadcd) |
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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/base_gic.hh" 49#include "dev/arm/pl111.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), vnc(p->vnc), bmp(NULL), pic(NULL), 67 width(LcdMaxWidth), height(LcdMaxHeight), 68 bytesPerPixel(4), startTime(0), startAddr(0), maxAddr(0), curAddr(0), 69 waterMark(0), dmaPendingNum(0), readEvent(this), fillFifoEvent(this), 70 dmaDoneEventAll(maxOutstandingDma, this), 71 dmaDoneEventFree(maxOutstandingDma), 72 intEvent(this), enableCapture(p->enable_capture) 73{ 74 pioSize = 0xFFFF; 75 76 dmaBuffer = new uint8_t[buffer_size]; 77 78 memset(lcdPalette, 0, sizeof(lcdPalette)); 79 memset(cursorImage, 0, sizeof(cursorImage)); 80 memset(dmaBuffer, 0, buffer_size); 81 82 for (int i = 0; i < maxOutstandingDma; ++i) 83 dmaDoneEventFree[i] = &dmaDoneEventAll[i]; 84 85 if (vnc) 86 vnc->setFramebufferAddr(dmaBuffer); 87} 88 89Pl111::~Pl111() 90{ 91 delete[] dmaBuffer; 92} 93 94// read registers and frame buffer 95Tick 96Pl111::read(PacketPtr pkt) 97{ 98 // use a temporary data since the LCD registers are read/written with 99 // different size operations 100 101 uint32_t data = 0; 102 103 assert(pkt->getAddr() >= pioAddr && 104 pkt->getAddr() < pioAddr + pioSize); 105 106 Addr daddr = pkt->getAddr() - pioAddr; | 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/base_gic.hh" 49#include "dev/arm/pl111.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), vnc(p->vnc), bmp(NULL), pic(NULL), 67 width(LcdMaxWidth), height(LcdMaxHeight), 68 bytesPerPixel(4), startTime(0), startAddr(0), maxAddr(0), curAddr(0), 69 waterMark(0), dmaPendingNum(0), readEvent(this), fillFifoEvent(this), 70 dmaDoneEventAll(maxOutstandingDma, this), 71 dmaDoneEventFree(maxOutstandingDma), 72 intEvent(this), enableCapture(p->enable_capture) 73{ 74 pioSize = 0xFFFF; 75 76 dmaBuffer = new uint8_t[buffer_size]; 77 78 memset(lcdPalette, 0, sizeof(lcdPalette)); 79 memset(cursorImage, 0, sizeof(cursorImage)); 80 memset(dmaBuffer, 0, buffer_size); 81 82 for (int i = 0; i < maxOutstandingDma; ++i) 83 dmaDoneEventFree[i] = &dmaDoneEventAll[i]; 84 85 if (vnc) 86 vnc->setFramebufferAddr(dmaBuffer); 87} 88 89Pl111::~Pl111() 90{ 91 delete[] dmaBuffer; 92} 93 94// read registers and frame buffer 95Tick 96Pl111::read(PacketPtr pkt) 97{ 98 // use a temporary data since the LCD registers are read/written with 99 // different size operations 100 101 uint32_t data = 0; 102 103 assert(pkt->getAddr() >= pioAddr && 104 pkt->getAddr() < pioAddr + pioSize); 105 106 Addr daddr = pkt->getAddr() - pioAddr; |
107 pkt->allocate(); | |
108 109 DPRINTF(PL111, " read register %#x size=%d\n", daddr, pkt->getSize()); 110 111 switch (daddr) { 112 case LcdTiming0: 113 data = lcdTiming0; 114 break; 115 case LcdTiming1: 116 data = lcdTiming1; 117 break; 118 case LcdTiming2: 119 data = lcdTiming2; 120 break; 121 case LcdTiming3: 122 data = lcdTiming3; 123 break; 124 case LcdUpBase: 125 data = lcdUpbase; 126 break; 127 case LcdLpBase: 128 data = lcdLpbase; 129 break; 130 case LcdControl: 131 data = lcdControl; 132 break; 133 case LcdImsc: 134 data = lcdImsc; 135 break; 136 case LcdRis: 137 data = lcdRis; 138 break; 139 case LcdMis: 140 data = lcdMis; 141 break; 142 case LcdIcr: 143 panic("LCD register at offset %#x is Write-Only\n", daddr); 144 break; 145 case LcdUpCurr: 146 data = curAddr; 147 break; 148 case LcdLpCurr: 149 data = curAddr; 150 break; 151 case ClcdCrsrCtrl: 152 data = clcdCrsrCtrl; 153 break; 154 case ClcdCrsrConfig: 155 data = clcdCrsrConfig; 156 break; 157 case ClcdCrsrPalette0: 158 data = clcdCrsrPalette0; 159 break; 160 case ClcdCrsrPalette1: 161 data = clcdCrsrPalette1; 162 break; 163 case ClcdCrsrXY: 164 data = clcdCrsrXY; 165 break; 166 case ClcdCrsrClip: 167 data = clcdCrsrClip; 168 break; 169 case ClcdCrsrImsc: 170 data = clcdCrsrImsc; 171 break; 172 case ClcdCrsrIcr: 173 panic("CLCD register at offset %#x is Write-Only\n", daddr); 174 break; 175 case ClcdCrsrRis: 176 data = clcdCrsrRis; 177 break; 178 case ClcdCrsrMis: 179 data = clcdCrsrMis; 180 break; 181 default: 182 if (readId(pkt, AMBA_ID, pioAddr)) { 183 // Hack for variable size accesses 184 data = pkt->get<uint32_t>(); 185 break; 186 } else if (daddr >= CrsrImage && daddr <= 0xBFC) { 187 // CURSOR IMAGE 188 int index; 189 index = (daddr - CrsrImage) >> 2; 190 data= cursorImage[index]; 191 break; 192 } else if (daddr >= LcdPalette && daddr <= 0x3FC) { 193 // LCD Palette 194 int index; 195 index = (daddr - LcdPalette) >> 2; 196 data = lcdPalette[index]; 197 break; 198 } else { 199 panic("Tried to read CLCD register at offset %#x that " 200 "doesn't exist\n", daddr); 201 break; 202 } 203 } 204 205 switch(pkt->getSize()) { 206 case 1: 207 pkt->set<uint8_t>(data); 208 break; 209 case 2: 210 pkt->set<uint16_t>(data); 211 break; 212 case 4: 213 pkt->set<uint32_t>(data); 214 break; 215 default: 216 panic("CLCD controller read size too big?\n"); 217 break; 218 } 219 220 pkt->makeAtomicResponse(); 221 return pioDelay; 222} 223 224// write registers and frame buffer 225Tick 226Pl111::write(PacketPtr pkt) 227{ 228 // use a temporary data since the LCD registers are read/written with 229 // different size operations 230 // 231 uint32_t data = 0; 232 233 switch(pkt->getSize()) { 234 case 1: 235 data = pkt->get<uint8_t>(); 236 break; 237 case 2: 238 data = pkt->get<uint16_t>(); 239 break; 240 case 4: 241 data = pkt->get<uint32_t>(); 242 break; 243 default: 244 panic("PL111 CLCD controller write size too big?\n"); 245 break; 246 } 247 248 assert(pkt->getAddr() >= pioAddr && 249 pkt->getAddr() < pioAddr + pioSize); 250 251 Addr daddr = pkt->getAddr() - pioAddr; 252 253 DPRINTF(PL111, " write register %#x value %#x size=%d\n", daddr, 254 pkt->get<uint8_t>(), pkt->getSize()); 255 256 switch (daddr) { 257 case LcdTiming0: 258 lcdTiming0 = data; 259 // width = 16 * (PPL+1) 260 width = (lcdTiming0.ppl + 1) << 4; 261 break; 262 case LcdTiming1: 263 lcdTiming1 = data; 264 // height = LPP + 1 265 height = (lcdTiming1.lpp) + 1; 266 break; 267 case LcdTiming2: 268 lcdTiming2 = data; 269 break; 270 case LcdTiming3: 271 lcdTiming3 = data; 272 break; 273 case LcdUpBase: 274 lcdUpbase = data; 275 DPRINTF(PL111, "####### Upper panel base set to: %#x #######\n", lcdUpbase); 276 break; 277 case LcdLpBase: 278 warn_once("LCD dual screen mode not supported\n"); 279 lcdLpbase = data; 280 DPRINTF(PL111, "###### Lower panel base set to: %#x #######\n", lcdLpbase); 281 break; 282 case LcdControl: 283 int old_lcdpwr; 284 old_lcdpwr = lcdControl.lcdpwr; 285 lcdControl = data; 286 287 DPRINTF(PL111, "LCD power is:%d\n", lcdControl.lcdpwr); 288 289 // LCD power enable 290 if (lcdControl.lcdpwr && !old_lcdpwr) { 291 updateVideoParams(); 292 DPRINTF(PL111, " lcd size: height %d width %d\n", height, width); 293 waterMark = lcdControl.watermark ? 8 : 4; 294 startDma(); 295 } 296 break; 297 case LcdImsc: 298 lcdImsc = data; 299 if (lcdImsc.vcomp) 300 panic("Interrupting on vcomp not supported\n"); 301 302 lcdMis = lcdImsc & lcdRis; 303 304 if (!lcdMis) 305 gic->clearInt(intNum); 306 307 break; 308 case LcdRis: 309 panic("LCD register at offset %#x is Read-Only\n", daddr); 310 break; 311 case LcdMis: 312 panic("LCD register at offset %#x is Read-Only\n", daddr); 313 break; 314 case LcdIcr: 315 lcdRis = lcdRis & ~data; 316 lcdMis = lcdImsc & lcdRis; 317 318 if (!lcdMis) 319 gic->clearInt(intNum); 320 321 break; 322 case LcdUpCurr: 323 panic("LCD register at offset %#x is Read-Only\n", daddr); 324 break; 325 case LcdLpCurr: 326 panic("LCD register at offset %#x is Read-Only\n", daddr); 327 break; 328 case ClcdCrsrCtrl: 329 clcdCrsrCtrl = data; 330 break; 331 case ClcdCrsrConfig: 332 clcdCrsrConfig = data; 333 break; 334 case ClcdCrsrPalette0: 335 clcdCrsrPalette0 = data; 336 break; 337 case ClcdCrsrPalette1: 338 clcdCrsrPalette1 = data; 339 break; 340 case ClcdCrsrXY: 341 clcdCrsrXY = data; 342 break; 343 case ClcdCrsrClip: 344 clcdCrsrClip = data; 345 break; 346 case ClcdCrsrImsc: 347 clcdCrsrImsc = data; 348 break; 349 case ClcdCrsrIcr: 350 clcdCrsrIcr = data; 351 break; 352 case ClcdCrsrRis: 353 panic("CLCD register at offset %#x is Read-Only\n", daddr); 354 break; 355 case ClcdCrsrMis: 356 panic("CLCD register at offset %#x is Read-Only\n", daddr); 357 break; 358 default: 359 if (daddr >= CrsrImage && daddr <= 0xBFC) { 360 // CURSOR IMAGE 361 int index; 362 index = (daddr - CrsrImage) >> 2; 363 cursorImage[index] = data; 364 break; 365 } else if (daddr >= LcdPalette && daddr <= 0x3FC) { 366 // LCD Palette 367 int index; 368 index = (daddr - LcdPalette) >> 2; 369 lcdPalette[index] = data; 370 break; 371 } else { 372 panic("Tried to write PL111 register at offset %#x that " 373 "doesn't exist\n", daddr); 374 break; 375 } 376 } 377 378 pkt->makeAtomicResponse(); 379 return pioDelay; 380} 381 382void 383Pl111::updateVideoParams() 384{ 385 if (lcdControl.lcdbpp == bpp24) { 386 bytesPerPixel = 4; 387 } else if (lcdControl.lcdbpp == bpp16m565) { 388 bytesPerPixel = 2; 389 } 390 391 if (vnc) { 392 if (lcdControl.lcdbpp == bpp24 && lcdControl.bgr) 393 vnc->setFrameBufferParams(VideoConvert::bgr8888, width, 394 height); 395 else if (lcdControl.lcdbpp == bpp24 && !lcdControl.bgr) 396 vnc->setFrameBufferParams(VideoConvert::rgb8888, width, 397 height); 398 else if (lcdControl.lcdbpp == bpp16m565 && lcdControl.bgr) 399 vnc->setFrameBufferParams(VideoConvert::bgr565, width, 400 height); 401 else if (lcdControl.lcdbpp == bpp16m565 && !lcdControl.bgr) 402 vnc->setFrameBufferParams(VideoConvert::rgb565, width, 403 height); 404 else 405 panic("Unimplemented video mode\n"); 406 } 407 408 if (bmp) 409 delete bmp; 410 411 if (lcdControl.lcdbpp == bpp24 && lcdControl.bgr) 412 bmp = new Bitmap(VideoConvert::bgr8888, width, height, dmaBuffer); 413 else if (lcdControl.lcdbpp == bpp24 && !lcdControl.bgr) 414 bmp = new Bitmap(VideoConvert::rgb8888, width, height, dmaBuffer); 415 else if (lcdControl.lcdbpp == bpp16m565 && lcdControl.bgr) 416 bmp = new Bitmap(VideoConvert::bgr565, width, height, dmaBuffer); 417 else if (lcdControl.lcdbpp == bpp16m565 && !lcdControl.bgr) 418 bmp = new Bitmap(VideoConvert::rgb565, width, height, dmaBuffer); 419 else 420 panic("Unimplemented video mode\n"); 421} 422 423void 424Pl111::startDma() 425{ 426 if (dmaPendingNum != 0 || readEvent.scheduled()) 427 return; 428 readFramebuffer(); 429} 430 431void 432Pl111::readFramebuffer() 433{ 434 // initialization for dma read from frame buffer to dma buffer 435 uint32_t length = height * width; 436 if (startAddr != lcdUpbase) 437 startAddr = lcdUpbase; 438 439 // Updating base address, interrupt if we're supposed to 440 lcdRis.baseaddr = 1; 441 if (!intEvent.scheduled()) 442 schedule(intEvent, clockEdge()); 443 444 curAddr = 0; 445 startTime = curTick(); 446 447 maxAddr = static_cast<Addr>(length * bytesPerPixel); 448 449 DPRINTF(PL111, " lcd frame buffer size of %d bytes \n", maxAddr); 450 451 fillFifo(); 452} 453 454void 455Pl111::fillFifo() 456{ 457 while ((dmaPendingNum < maxOutstandingDma) && (maxAddr >= curAddr + dmaSize )) { 458 // concurrent dma reads need different dma done events 459 // due to assertion in scheduling state 460 ++dmaPendingNum; 461 462 assert(!dmaDoneEventFree.empty()); 463 DmaDoneEvent *event(dmaDoneEventFree.back()); 464 dmaDoneEventFree.pop_back(); 465 assert(!event->scheduled()); 466 467 // We use a uncachable request here because the requests from the CPU 468 // will be uncacheable as well. If we have uncacheable and cacheable 469 // requests in the memory system for the same address it won't be 470 // pleased 471 dmaPort.dmaAction(MemCmd::ReadReq, curAddr + startAddr, dmaSize, 472 event, curAddr + dmaBuffer, 473 0, Request::UNCACHEABLE); 474 curAddr += dmaSize; 475 } 476} 477 478void 479Pl111::dmaDone() 480{ 481 DPRINTF(PL111, "DMA Done\n"); 482 483 Tick maxFrameTime = lcdTiming2.cpl * height * pixelClock; 484 485 --dmaPendingNum; 486 487 if (maxAddr == curAddr && !dmaPendingNum) { 488 if ((curTick() - startTime) > maxFrameTime) { 489 warn("CLCD controller buffer underrun, took %d ticks when should" 490 " have taken %d\n", curTick() - startTime, maxFrameTime); 491 lcdRis.underflow = 1; 492 if (!intEvent.scheduled()) 493 schedule(intEvent, clockEdge()); 494 } 495 496 assert(!readEvent.scheduled()); 497 if (vnc) 498 vnc->setDirty(); 499 500 if (enableCapture) { 501 DPRINTF(PL111, "-- write out frame buffer into bmp\n"); 502 503 if (!pic) 504 pic = simout.create(csprintf("%s.framebuffer.bmp", sys->name()), true); 505 506 assert(bmp); 507 assert(pic); 508 pic->seekp(0); 509 bmp->write(pic); 510 } 511 512 // schedule the next read based on when the last frame started 513 // and the desired fps (i.e. maxFrameTime), we turn the 514 // argument into a relative number of cycles in the future 515 if (lcdControl.lcden) 516 schedule(readEvent, clockEdge(ticksToCycles(startTime - 517 curTick() + 518 maxFrameTime))); 519 } 520 521 if (dmaPendingNum > (maxOutstandingDma - waterMark)) 522 return; 523 524 if (!fillFifoEvent.scheduled()) 525 schedule(fillFifoEvent, clockEdge()); 526} 527 528void 529Pl111::serialize(std::ostream &os) 530{ 531 DPRINTF(PL111, "Serializing ARM PL111\n"); 532 533 uint32_t lcdTiming0_serial = lcdTiming0; 534 SERIALIZE_SCALAR(lcdTiming0_serial); 535 536 uint32_t lcdTiming1_serial = lcdTiming1; 537 SERIALIZE_SCALAR(lcdTiming1_serial); 538 539 uint32_t lcdTiming2_serial = lcdTiming2; 540 SERIALIZE_SCALAR(lcdTiming2_serial); 541 542 uint32_t lcdTiming3_serial = lcdTiming3; 543 SERIALIZE_SCALAR(lcdTiming3_serial); 544 545 SERIALIZE_SCALAR(lcdUpbase); 546 SERIALIZE_SCALAR(lcdLpbase); 547 548 uint32_t lcdControl_serial = lcdControl; 549 SERIALIZE_SCALAR(lcdControl_serial); 550 551 uint8_t lcdImsc_serial = lcdImsc; 552 SERIALIZE_SCALAR(lcdImsc_serial); 553 554 uint8_t lcdRis_serial = lcdRis; 555 SERIALIZE_SCALAR(lcdRis_serial); 556 557 uint8_t lcdMis_serial = lcdMis; 558 SERIALIZE_SCALAR(lcdMis_serial); 559 560 SERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 561 SERIALIZE_ARRAY(cursorImage, CrsrImageSize); 562 563 SERIALIZE_SCALAR(clcdCrsrCtrl); 564 SERIALIZE_SCALAR(clcdCrsrConfig); 565 SERIALIZE_SCALAR(clcdCrsrPalette0); 566 SERIALIZE_SCALAR(clcdCrsrPalette1); 567 SERIALIZE_SCALAR(clcdCrsrXY); 568 SERIALIZE_SCALAR(clcdCrsrClip); 569 570 uint8_t clcdCrsrImsc_serial = clcdCrsrImsc; 571 SERIALIZE_SCALAR(clcdCrsrImsc_serial); 572 573 uint8_t clcdCrsrIcr_serial = clcdCrsrIcr; 574 SERIALIZE_SCALAR(clcdCrsrIcr_serial); 575 576 uint8_t clcdCrsrRis_serial = clcdCrsrRis; 577 SERIALIZE_SCALAR(clcdCrsrRis_serial); 578 579 uint8_t clcdCrsrMis_serial = clcdCrsrMis; 580 SERIALIZE_SCALAR(clcdCrsrMis_serial); 581 582 SERIALIZE_SCALAR(height); 583 SERIALIZE_SCALAR(width); 584 SERIALIZE_SCALAR(bytesPerPixel); 585 586 SERIALIZE_ARRAY(dmaBuffer, buffer_size); 587 SERIALIZE_SCALAR(startTime); 588 SERIALIZE_SCALAR(startAddr); 589 SERIALIZE_SCALAR(maxAddr); 590 SERIALIZE_SCALAR(curAddr); 591 SERIALIZE_SCALAR(waterMark); 592 SERIALIZE_SCALAR(dmaPendingNum); 593 594 Tick int_event_time = 0; 595 Tick read_event_time = 0; 596 Tick fill_fifo_event_time = 0; 597 598 if (readEvent.scheduled()) 599 read_event_time = readEvent.when(); 600 if (fillFifoEvent.scheduled()) 601 fill_fifo_event_time = fillFifoEvent.when(); 602 if (intEvent.scheduled()) 603 int_event_time = intEvent.when(); 604 605 SERIALIZE_SCALAR(read_event_time); 606 SERIALIZE_SCALAR(fill_fifo_event_time); 607 SERIALIZE_SCALAR(int_event_time); 608 609 vector<Tick> dma_done_event_tick; 610 dma_done_event_tick.resize(maxOutstandingDma); 611 for (int x = 0; x < maxOutstandingDma; x++) { 612 dma_done_event_tick[x] = dmaDoneEventAll[x].scheduled() ? 613 dmaDoneEventAll[x].when() : 0; 614 } 615 arrayParamOut(os, "dma_done_event_tick", dma_done_event_tick); 616} 617 618void 619Pl111::unserialize(Checkpoint *cp, const std::string §ion) 620{ 621 DPRINTF(PL111, "Unserializing ARM PL111\n"); 622 623 uint32_t lcdTiming0_serial; 624 UNSERIALIZE_SCALAR(lcdTiming0_serial); 625 lcdTiming0 = lcdTiming0_serial; 626 627 uint32_t lcdTiming1_serial; 628 UNSERIALIZE_SCALAR(lcdTiming1_serial); 629 lcdTiming1 = lcdTiming1_serial; 630 631 uint32_t lcdTiming2_serial; 632 UNSERIALIZE_SCALAR(lcdTiming2_serial); 633 lcdTiming2 = lcdTiming2_serial; 634 635 uint32_t lcdTiming3_serial; 636 UNSERIALIZE_SCALAR(lcdTiming3_serial); 637 lcdTiming3 = lcdTiming3_serial; 638 639 UNSERIALIZE_SCALAR(lcdUpbase); 640 UNSERIALIZE_SCALAR(lcdLpbase); 641 642 uint32_t lcdControl_serial; 643 UNSERIALIZE_SCALAR(lcdControl_serial); 644 lcdControl = lcdControl_serial; 645 646 uint8_t lcdImsc_serial; 647 UNSERIALIZE_SCALAR(lcdImsc_serial); 648 lcdImsc = lcdImsc_serial; 649 650 uint8_t lcdRis_serial; 651 UNSERIALIZE_SCALAR(lcdRis_serial); 652 lcdRis = lcdRis_serial; 653 654 uint8_t lcdMis_serial; 655 UNSERIALIZE_SCALAR(lcdMis_serial); 656 lcdMis = lcdMis_serial; 657 658 UNSERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 659 UNSERIALIZE_ARRAY(cursorImage, CrsrImageSize); 660 661 UNSERIALIZE_SCALAR(clcdCrsrCtrl); 662 UNSERIALIZE_SCALAR(clcdCrsrConfig); 663 UNSERIALIZE_SCALAR(clcdCrsrPalette0); 664 UNSERIALIZE_SCALAR(clcdCrsrPalette1); 665 UNSERIALIZE_SCALAR(clcdCrsrXY); 666 UNSERIALIZE_SCALAR(clcdCrsrClip); 667 668 uint8_t clcdCrsrImsc_serial; 669 UNSERIALIZE_SCALAR(clcdCrsrImsc_serial); 670 clcdCrsrImsc = clcdCrsrImsc_serial; 671 672 uint8_t clcdCrsrIcr_serial; 673 UNSERIALIZE_SCALAR(clcdCrsrIcr_serial); 674 clcdCrsrIcr = clcdCrsrIcr_serial; 675 676 uint8_t clcdCrsrRis_serial; 677 UNSERIALIZE_SCALAR(clcdCrsrRis_serial); 678 clcdCrsrRis = clcdCrsrRis_serial; 679 680 uint8_t clcdCrsrMis_serial; 681 UNSERIALIZE_SCALAR(clcdCrsrMis_serial); 682 clcdCrsrMis = clcdCrsrMis_serial; 683 684 UNSERIALIZE_SCALAR(height); 685 UNSERIALIZE_SCALAR(width); 686 UNSERIALIZE_SCALAR(bytesPerPixel); 687 688 UNSERIALIZE_ARRAY(dmaBuffer, buffer_size); 689 UNSERIALIZE_SCALAR(startTime); 690 UNSERIALIZE_SCALAR(startAddr); 691 UNSERIALIZE_SCALAR(maxAddr); 692 UNSERIALIZE_SCALAR(curAddr); 693 UNSERIALIZE_SCALAR(waterMark); 694 UNSERIALIZE_SCALAR(dmaPendingNum); 695 696 Tick int_event_time = 0; 697 Tick read_event_time = 0; 698 Tick fill_fifo_event_time = 0; 699 700 UNSERIALIZE_SCALAR(read_event_time); 701 UNSERIALIZE_SCALAR(fill_fifo_event_time); 702 UNSERIALIZE_SCALAR(int_event_time); 703 704 if (int_event_time) 705 schedule(intEvent, int_event_time); 706 if (read_event_time) 707 schedule(readEvent, read_event_time); 708 if (fill_fifo_event_time) 709 schedule(fillFifoEvent, fill_fifo_event_time); 710 711 vector<Tick> dma_done_event_tick; 712 dma_done_event_tick.resize(maxOutstandingDma); 713 arrayParamIn(cp, section, "dma_done_event_tick", dma_done_event_tick); 714 dmaDoneEventFree.clear(); 715 for (int x = 0; x < maxOutstandingDma; x++) { 716 if (dma_done_event_tick[x]) 717 schedule(dmaDoneEventAll[x], dma_done_event_tick[x]); 718 else 719 dmaDoneEventFree.push_back(&dmaDoneEventAll[x]); 720 } 721 assert(maxOutstandingDma - dmaDoneEventFree.size() == dmaPendingNum); 722 723 if (lcdControl.lcdpwr) { 724 updateVideoParams(); 725 if (vnc) 726 vnc->setDirty(); 727 } 728} 729 730void 731Pl111::generateInterrupt() 732{ 733 DPRINTF(PL111, "Generate Interrupt: lcdImsc=0x%x lcdRis=0x%x lcdMis=0x%x\n", 734 (uint32_t)lcdImsc, (uint32_t)lcdRis, (uint32_t)lcdMis); 735 lcdMis = lcdImsc & lcdRis; 736 737 if (lcdMis.underflow || lcdMis.baseaddr || lcdMis.vcomp || lcdMis.ahbmaster) { 738 gic->sendInt(intNum); 739 DPRINTF(PL111, " -- Generated\n"); 740 } 741} 742 743AddrRangeList 744Pl111::getAddrRanges() const 745{ 746 AddrRangeList ranges; 747 ranges.push_back(RangeSize(pioAddr, pioSize)); 748 return ranges; 749} 750 751Pl111 * 752Pl111Params::create() 753{ 754 return new Pl111(this); 755} 756 757 | 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 (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, clockEdge()); 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(!dmaDoneEventFree.empty()); 462 DmaDoneEvent *event(dmaDoneEventFree.back()); 463 dmaDoneEventFree.pop_back(); 464 assert(!event->scheduled()); 465 466 // We use a uncachable request here because the requests from the CPU 467 // will be uncacheable as well. If we have uncacheable and cacheable 468 // requests in the memory system for the same address it won't be 469 // pleased 470 dmaPort.dmaAction(MemCmd::ReadReq, curAddr + startAddr, dmaSize, 471 event, curAddr + dmaBuffer, 472 0, Request::UNCACHEABLE); 473 curAddr += dmaSize; 474 } 475} 476 477void 478Pl111::dmaDone() 479{ 480 DPRINTF(PL111, "DMA Done\n"); 481 482 Tick maxFrameTime = lcdTiming2.cpl * height * pixelClock; 483 484 --dmaPendingNum; 485 486 if (maxAddr == curAddr && !dmaPendingNum) { 487 if ((curTick() - startTime) > maxFrameTime) { 488 warn("CLCD controller buffer underrun, took %d ticks when should" 489 " have taken %d\n", curTick() - startTime, maxFrameTime); 490 lcdRis.underflow = 1; 491 if (!intEvent.scheduled()) 492 schedule(intEvent, clockEdge()); 493 } 494 495 assert(!readEvent.scheduled()); 496 if (vnc) 497 vnc->setDirty(); 498 499 if (enableCapture) { 500 DPRINTF(PL111, "-- write out frame buffer into bmp\n"); 501 502 if (!pic) 503 pic = simout.create(csprintf("%s.framebuffer.bmp", sys->name()), true); 504 505 assert(bmp); 506 assert(pic); 507 pic->seekp(0); 508 bmp->write(pic); 509 } 510 511 // schedule the next read based on when the last frame started 512 // and the desired fps (i.e. maxFrameTime), we turn the 513 // argument into a relative number of cycles in the future 514 if (lcdControl.lcden) 515 schedule(readEvent, clockEdge(ticksToCycles(startTime - 516 curTick() + 517 maxFrameTime))); 518 } 519 520 if (dmaPendingNum > (maxOutstandingDma - waterMark)) 521 return; 522 523 if (!fillFifoEvent.scheduled()) 524 schedule(fillFifoEvent, clockEdge()); 525} 526 527void 528Pl111::serialize(std::ostream &os) 529{ 530 DPRINTF(PL111, "Serializing ARM PL111\n"); 531 532 uint32_t lcdTiming0_serial = lcdTiming0; 533 SERIALIZE_SCALAR(lcdTiming0_serial); 534 535 uint32_t lcdTiming1_serial = lcdTiming1; 536 SERIALIZE_SCALAR(lcdTiming1_serial); 537 538 uint32_t lcdTiming2_serial = lcdTiming2; 539 SERIALIZE_SCALAR(lcdTiming2_serial); 540 541 uint32_t lcdTiming3_serial = lcdTiming3; 542 SERIALIZE_SCALAR(lcdTiming3_serial); 543 544 SERIALIZE_SCALAR(lcdUpbase); 545 SERIALIZE_SCALAR(lcdLpbase); 546 547 uint32_t lcdControl_serial = lcdControl; 548 SERIALIZE_SCALAR(lcdControl_serial); 549 550 uint8_t lcdImsc_serial = lcdImsc; 551 SERIALIZE_SCALAR(lcdImsc_serial); 552 553 uint8_t lcdRis_serial = lcdRis; 554 SERIALIZE_SCALAR(lcdRis_serial); 555 556 uint8_t lcdMis_serial = lcdMis; 557 SERIALIZE_SCALAR(lcdMis_serial); 558 559 SERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 560 SERIALIZE_ARRAY(cursorImage, CrsrImageSize); 561 562 SERIALIZE_SCALAR(clcdCrsrCtrl); 563 SERIALIZE_SCALAR(clcdCrsrConfig); 564 SERIALIZE_SCALAR(clcdCrsrPalette0); 565 SERIALIZE_SCALAR(clcdCrsrPalette1); 566 SERIALIZE_SCALAR(clcdCrsrXY); 567 SERIALIZE_SCALAR(clcdCrsrClip); 568 569 uint8_t clcdCrsrImsc_serial = clcdCrsrImsc; 570 SERIALIZE_SCALAR(clcdCrsrImsc_serial); 571 572 uint8_t clcdCrsrIcr_serial = clcdCrsrIcr; 573 SERIALIZE_SCALAR(clcdCrsrIcr_serial); 574 575 uint8_t clcdCrsrRis_serial = clcdCrsrRis; 576 SERIALIZE_SCALAR(clcdCrsrRis_serial); 577 578 uint8_t clcdCrsrMis_serial = clcdCrsrMis; 579 SERIALIZE_SCALAR(clcdCrsrMis_serial); 580 581 SERIALIZE_SCALAR(height); 582 SERIALIZE_SCALAR(width); 583 SERIALIZE_SCALAR(bytesPerPixel); 584 585 SERIALIZE_ARRAY(dmaBuffer, buffer_size); 586 SERIALIZE_SCALAR(startTime); 587 SERIALIZE_SCALAR(startAddr); 588 SERIALIZE_SCALAR(maxAddr); 589 SERIALIZE_SCALAR(curAddr); 590 SERIALIZE_SCALAR(waterMark); 591 SERIALIZE_SCALAR(dmaPendingNum); 592 593 Tick int_event_time = 0; 594 Tick read_event_time = 0; 595 Tick fill_fifo_event_time = 0; 596 597 if (readEvent.scheduled()) 598 read_event_time = readEvent.when(); 599 if (fillFifoEvent.scheduled()) 600 fill_fifo_event_time = fillFifoEvent.when(); 601 if (intEvent.scheduled()) 602 int_event_time = intEvent.when(); 603 604 SERIALIZE_SCALAR(read_event_time); 605 SERIALIZE_SCALAR(fill_fifo_event_time); 606 SERIALIZE_SCALAR(int_event_time); 607 608 vector<Tick> dma_done_event_tick; 609 dma_done_event_tick.resize(maxOutstandingDma); 610 for (int x = 0; x < maxOutstandingDma; x++) { 611 dma_done_event_tick[x] = dmaDoneEventAll[x].scheduled() ? 612 dmaDoneEventAll[x].when() : 0; 613 } 614 arrayParamOut(os, "dma_done_event_tick", dma_done_event_tick); 615} 616 617void 618Pl111::unserialize(Checkpoint *cp, const std::string §ion) 619{ 620 DPRINTF(PL111, "Unserializing ARM PL111\n"); 621 622 uint32_t lcdTiming0_serial; 623 UNSERIALIZE_SCALAR(lcdTiming0_serial); 624 lcdTiming0 = lcdTiming0_serial; 625 626 uint32_t lcdTiming1_serial; 627 UNSERIALIZE_SCALAR(lcdTiming1_serial); 628 lcdTiming1 = lcdTiming1_serial; 629 630 uint32_t lcdTiming2_serial; 631 UNSERIALIZE_SCALAR(lcdTiming2_serial); 632 lcdTiming2 = lcdTiming2_serial; 633 634 uint32_t lcdTiming3_serial; 635 UNSERIALIZE_SCALAR(lcdTiming3_serial); 636 lcdTiming3 = lcdTiming3_serial; 637 638 UNSERIALIZE_SCALAR(lcdUpbase); 639 UNSERIALIZE_SCALAR(lcdLpbase); 640 641 uint32_t lcdControl_serial; 642 UNSERIALIZE_SCALAR(lcdControl_serial); 643 lcdControl = lcdControl_serial; 644 645 uint8_t lcdImsc_serial; 646 UNSERIALIZE_SCALAR(lcdImsc_serial); 647 lcdImsc = lcdImsc_serial; 648 649 uint8_t lcdRis_serial; 650 UNSERIALIZE_SCALAR(lcdRis_serial); 651 lcdRis = lcdRis_serial; 652 653 uint8_t lcdMis_serial; 654 UNSERIALIZE_SCALAR(lcdMis_serial); 655 lcdMis = lcdMis_serial; 656 657 UNSERIALIZE_ARRAY(lcdPalette, LcdPaletteSize); 658 UNSERIALIZE_ARRAY(cursorImage, CrsrImageSize); 659 660 UNSERIALIZE_SCALAR(clcdCrsrCtrl); 661 UNSERIALIZE_SCALAR(clcdCrsrConfig); 662 UNSERIALIZE_SCALAR(clcdCrsrPalette0); 663 UNSERIALIZE_SCALAR(clcdCrsrPalette1); 664 UNSERIALIZE_SCALAR(clcdCrsrXY); 665 UNSERIALIZE_SCALAR(clcdCrsrClip); 666 667 uint8_t clcdCrsrImsc_serial; 668 UNSERIALIZE_SCALAR(clcdCrsrImsc_serial); 669 clcdCrsrImsc = clcdCrsrImsc_serial; 670 671 uint8_t clcdCrsrIcr_serial; 672 UNSERIALIZE_SCALAR(clcdCrsrIcr_serial); 673 clcdCrsrIcr = clcdCrsrIcr_serial; 674 675 uint8_t clcdCrsrRis_serial; 676 UNSERIALIZE_SCALAR(clcdCrsrRis_serial); 677 clcdCrsrRis = clcdCrsrRis_serial; 678 679 uint8_t clcdCrsrMis_serial; 680 UNSERIALIZE_SCALAR(clcdCrsrMis_serial); 681 clcdCrsrMis = clcdCrsrMis_serial; 682 683 UNSERIALIZE_SCALAR(height); 684 UNSERIALIZE_SCALAR(width); 685 UNSERIALIZE_SCALAR(bytesPerPixel); 686 687 UNSERIALIZE_ARRAY(dmaBuffer, buffer_size); 688 UNSERIALIZE_SCALAR(startTime); 689 UNSERIALIZE_SCALAR(startAddr); 690 UNSERIALIZE_SCALAR(maxAddr); 691 UNSERIALIZE_SCALAR(curAddr); 692 UNSERIALIZE_SCALAR(waterMark); 693 UNSERIALIZE_SCALAR(dmaPendingNum); 694 695 Tick int_event_time = 0; 696 Tick read_event_time = 0; 697 Tick fill_fifo_event_time = 0; 698 699 UNSERIALIZE_SCALAR(read_event_time); 700 UNSERIALIZE_SCALAR(fill_fifo_event_time); 701 UNSERIALIZE_SCALAR(int_event_time); 702 703 if (int_event_time) 704 schedule(intEvent, int_event_time); 705 if (read_event_time) 706 schedule(readEvent, read_event_time); 707 if (fill_fifo_event_time) 708 schedule(fillFifoEvent, fill_fifo_event_time); 709 710 vector<Tick> dma_done_event_tick; 711 dma_done_event_tick.resize(maxOutstandingDma); 712 arrayParamIn(cp, section, "dma_done_event_tick", dma_done_event_tick); 713 dmaDoneEventFree.clear(); 714 for (int x = 0; x < maxOutstandingDma; x++) { 715 if (dma_done_event_tick[x]) 716 schedule(dmaDoneEventAll[x], dma_done_event_tick[x]); 717 else 718 dmaDoneEventFree.push_back(&dmaDoneEventAll[x]); 719 } 720 assert(maxOutstandingDma - dmaDoneEventFree.size() == dmaPendingNum); 721 722 if (lcdControl.lcdpwr) { 723 updateVideoParams(); 724 if (vnc) 725 vnc->setDirty(); 726 } 727} 728 729void 730Pl111::generateInterrupt() 731{ 732 DPRINTF(PL111, "Generate Interrupt: lcdImsc=0x%x lcdRis=0x%x lcdMis=0x%x\n", 733 (uint32_t)lcdImsc, (uint32_t)lcdRis, (uint32_t)lcdMis); 734 lcdMis = lcdImsc & lcdRis; 735 736 if (lcdMis.underflow || lcdMis.baseaddr || lcdMis.vcomp || lcdMis.ahbmaster) { 737 gic->sendInt(intNum); 738 DPRINTF(PL111, " -- Generated\n"); 739 } 740} 741 742AddrRangeList 743Pl111::getAddrRanges() const 744{ 745 AddrRangeList ranges; 746 ranges.push_back(RangeSize(pioAddr, pioSize)); 747 return ranges; 748} 749 750Pl111 * 751Pl111Params::create() 752{ 753 return new Pl111(this); 754} 755 756 |