pl111.cc (9180:ee8d7a51651d) pl111.cc (9330:4a3269a11230)
1/*
2 * Copyright (c) 2010 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

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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
1/*
2 * Copyright (c) 2010 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

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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/vncserver.hh"
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"

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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),
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"

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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 vncserver(p->vnc), bmp(NULL), width(LcdMaxWidth), height(LcdMaxHeight),
67 vnc(p->vnc), bmp(NULL), 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 dmaDoneEvent(maxOutstandingDma, this), intEvent(this)
71{
72 pioSize = 0xFFFF;
73
74 pic = simout.create(csprintf("%s.framebuffer.bmp", sys->name()), true);
75
76 const int buffer_size = LcdMaxWidth * LcdMaxHeight * sizeof(uint32_t);
77 dmaBuffer = new uint8_t[buffer_size];
78
79 memset(lcdPalette, 0, sizeof(lcdPalette));
80 memset(cursorImage, 0, sizeof(cursorImage));
81 memset(dmaBuffer, 0, buffer_size);
82
68 bytesPerPixel(4), startTime(0), startAddr(0), maxAddr(0), curAddr(0),
69 waterMark(0), dmaPendingNum(0), readEvent(this), fillFifoEvent(this),
70 dmaDoneEvent(maxOutstandingDma, this), intEvent(this)
71{
72 pioSize = 0xFFFF;
73
74 pic = simout.create(csprintf("%s.framebuffer.bmp", sys->name()), true);
75
76 const int buffer_size = LcdMaxWidth * LcdMaxHeight * sizeof(uint32_t);
77 dmaBuffer = new uint8_t[buffer_size];
78
79 memset(lcdPalette, 0, sizeof(lcdPalette));
80 memset(cursorImage, 0, sizeof(cursorImage));
81 memset(dmaBuffer, 0, buffer_size);
82
83 if (vncserver)
84 vncserver->setFramebufferAddr(dmaBuffer);
83 if (vnc)
84 vnc->setFramebufferAddr(dmaBuffer);
85}
86
87Pl111::~Pl111()
88{
89 delete[] dmaBuffer;
90}
91
92// read registers and frame buffer

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381Pl111::updateVideoParams()
382{
383 if (lcdControl.lcdbpp == bpp24) {
384 bytesPerPixel = 4;
385 } else if (lcdControl.lcdbpp == bpp16m565) {
386 bytesPerPixel = 2;
387 }
388
85}
86
87Pl111::~Pl111()
88{
89 delete[] dmaBuffer;
90}
91
92// read registers and frame buffer

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381Pl111::updateVideoParams()
382{
383 if (lcdControl.lcdbpp == bpp24) {
384 bytesPerPixel = 4;
385 } else if (lcdControl.lcdbpp == bpp16m565) {
386 bytesPerPixel = 2;
387 }
388
389 if (vncserver) {
389 if (vnc) {
390 if (lcdControl.lcdbpp == bpp24 && lcdControl.bgr)
390 if (lcdControl.lcdbpp == bpp24 && lcdControl.bgr)
391 vncserver->setFrameBufferParams(VideoConvert::bgr8888, width,
391 vnc->setFrameBufferParams(VideoConvert::bgr8888, width,
392 height);
393 else if (lcdControl.lcdbpp == bpp24 && !lcdControl.bgr)
392 height);
393 else if (lcdControl.lcdbpp == bpp24 && !lcdControl.bgr)
394 vncserver->setFrameBufferParams(VideoConvert::rgb8888, width,
394 vnc->setFrameBufferParams(VideoConvert::rgb8888, width,
395 height);
396 else if (lcdControl.lcdbpp == bpp16m565 && lcdControl.bgr)
395 height);
396 else if (lcdControl.lcdbpp == bpp16m565 && lcdControl.bgr)
397 vncserver->setFrameBufferParams(VideoConvert::bgr565, width,
397 vnc->setFrameBufferParams(VideoConvert::bgr565, width,
398 height);
399 else if (lcdControl.lcdbpp == bpp16m565 && !lcdControl.bgr)
398 height);
399 else if (lcdControl.lcdbpp == bpp16m565 && !lcdControl.bgr)
400 vncserver->setFrameBufferParams(VideoConvert::rgb565, width,
400 vnc->setFrameBufferParams(VideoConvert::rgb565, width,
401 height);
402 else
403 panic("Unimplemented video mode\n");
404 }
405
406 if (bmp)
407 delete bmp;
408

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484 warn("CLCD controller buffer underrun, took %d cycles when should"
485 " have taken %d\n", curTick() - startTime, maxFrameTime);
486 lcdRis.underflow = 1;
487 if (!intEvent.scheduled())
488 schedule(intEvent, nextCycle());
489 }
490
491 assert(!readEvent.scheduled());
401 height);
402 else
403 panic("Unimplemented video mode\n");
404 }
405
406 if (bmp)
407 delete bmp;
408

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484 warn("CLCD controller buffer underrun, took %d cycles when should"
485 " have taken %d\n", curTick() - startTime, maxFrameTime);
486 lcdRis.underflow = 1;
487 if (!intEvent.scheduled())
488 schedule(intEvent, nextCycle());
489 }
490
491 assert(!readEvent.scheduled());
492 if (vncserver)
493 vncserver->setDirty();
492 if (vnc)
493 vnc->setDirty();
494
495 DPRINTF(PL111, "-- write out frame buffer into bmp\n");
496
497 assert(bmp);
498 pic->seekp(0);
499 bmp->write(pic);
500
501 // schedule the next read based on when the last frame started

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705 arrayParamIn(cp, section, "dma_done_event_tick", dma_done_event_tick);
706 for (int x = 0; x < maxOutstandingDma; x++) {
707 if (dma_done_event_tick[x])
708 schedule(dmaDoneEvent[x], dma_done_event_tick[x]);
709 }
710
711 if (lcdControl.lcdpwr) {
712 updateVideoParams();
494
495 DPRINTF(PL111, "-- write out frame buffer into bmp\n");
496
497 assert(bmp);
498 pic->seekp(0);
499 bmp->write(pic);
500
501 // schedule the next read based on when the last frame started

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705 arrayParamIn(cp, section, "dma_done_event_tick", dma_done_event_tick);
706 for (int x = 0; x < maxOutstandingDma; x++) {
707 if (dma_done_event_tick[x])
708 schedule(dmaDoneEvent[x], dma_done_event_tick[x]);
709 }
710
711 if (lcdControl.lcdpwr) {
712 updateVideoParams();
713 if (vncserver)
714 vncserver->setDirty();
713 if (vnc)
714 vnc->setDirty();
715 }
716}
717
718void
719Pl111::generateInterrupt()
720{
721 DPRINTF(PL111, "Generate Interrupt: lcdImsc=0x%x lcdRis=0x%x lcdMis=0x%x\n",
722 (uint32_t)lcdImsc, (uint32_t)lcdRis, (uint32_t)lcdMis);

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716}
717
718void
719Pl111::generateInterrupt()
720{
721 DPRINTF(PL111, "Generate Interrupt: lcdImsc=0x%x lcdRis=0x%x lcdMis=0x%x\n",
722 (uint32_t)lcdImsc, (uint32_t)lcdRis, (uint32_t)lcdMis);

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