1336 lines
37 KiB
C
1336 lines
37 KiB
C
/*
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* Copyright 2007, 2008 Luc Verhaegen <lverhaegen@novell.com>
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* Copyright 2007, 2008 Matthias Hopf <mhopf@novell.com>
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* Copyright 2007, 2008 Egbert Eich <eich@novell.com>
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* Copyright 2007, 2008 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#define _PARSE_EDID_
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#include "common.h"
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#include "rhd.h"
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#include "edid.h"
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#include "xf86DDC.h"
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#include "rhd_connector.h"
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#include "rhd_modes.h"
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#include "rhd_monitor.h"
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#ifdef ATOM_BIOS
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# include "rhd_atombios.h"
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#endif
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/* From rhd_edid.c */
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void RHDMonitorEDIDSet(struct rhdMonitor *Monitor, xf86MonPtr EDID);
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/*
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*
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*/
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void
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RHDMonitorPrint(struct rhdMonitor *Monitor)
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{
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int i;
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xf86Msg(X_NONE, " Bandwidth: %dMHz\n", Monitor->Bandwidth / 1000);
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xf86Msg(X_NONE, " Horizontal timing:\n");
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for (i = 0; i < Monitor->numHSync; i++)
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xf86Msg(X_NONE, " %3.1f - %3.1fkHz\n", Monitor->HSync[i].lo,
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Monitor->HSync[i].hi);
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xf86Msg(X_NONE, " Vertical timing:\n");
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for (i = 0; i < Monitor->numVRefresh; i++)
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xf86Msg(X_NONE, " %3.1f - %3.1fHz\n", Monitor->VRefresh[i].lo,
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Monitor->VRefresh[i].hi);
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xf86Msg(X_NONE, " DPI: %dx%d\n", Monitor->xDpi, Monitor->yDpi);
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if (Monitor->ReducedAllowed)
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xf86Msg(X_NONE, " Allows reduced blanking.\n");
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if (Monitor->UseFixedModes)
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xf86Msg(X_NONE, " Uses Fixed Modes.\n");
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if (!Monitor->Modes)
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xf86Msg(X_NONE, " No modes are provided.\n");
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else {
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DisplayModePtr Mode;
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xf86Msg(X_NONE, " Attached modes:\n");
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for (Mode = Monitor->Modes; Mode; Mode = Mode->next) {
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xf86Msg(X_NONE, " ");
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RHDPrintModeline(Mode);
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}
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}
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}
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#if 0
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/*
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*
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*/
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static struct rhdMonitor *
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rhdMonitorFromConfig(int scrnIndex, MonPtr Config)
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{
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struct rhdMonitor *Monitor;
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DisplayModePtr Mode;
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int i;
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Monitor = xnfcalloc(sizeof(struct rhdMonitor), 1);
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Monitor->Name = xnfstrdup(Config->id);
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Monitor->scrnIndex = scrnIndex;
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if (Config->nHsync) {
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Monitor->numHSync = Config->nHsync;
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for (i = 0; i < Config->nHsync; i++) {
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Monitor->HSync[i].lo = Config->hsync[i].lo;
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Monitor->HSync[i].hi = Config->hsync[i].hi;
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}
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} else if (!Monitor->numHSync) {
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Monitor->numHSync = 3;
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Monitor->HSync[0].lo = 31.5;
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Monitor->HSync[0].hi = 31.5;
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Monitor->HSync[1].lo = 35.15;
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Monitor->HSync[1].hi = 35.15;
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Monitor->HSync[2].lo = 35.5;
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Monitor->HSync[2].hi = 35.5;
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}
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if (Config->nVrefresh) {
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Monitor->numVRefresh = Config->nVrefresh;
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for (i = 0; i < Config->nVrefresh; i++) {
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Monitor->VRefresh[i].lo = Config->vrefresh[i].lo;
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Monitor->VRefresh[i].hi = Config->vrefresh[i].hi;
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}
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} else if (!Monitor->numVRefresh) {
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Monitor->numVRefresh = 1;
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Monitor->VRefresh[0].lo = 50;
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Monitor->VRefresh[0].hi = 61;
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}
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#ifdef MONREC_HAS_REDUCED
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if (Config->reducedblanking)
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Monitor->ReducedAllowed = TRUE;
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#endif
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#ifdef MONREC_HAS_BANDWIDTH
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if (Config->maxPixClock)
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Monitor->Bandwidth = Config->maxPixClock;
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#endif
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for (Mode = Config->Modes; Mode; Mode = Mode->next)
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Monitor->Modes = RHDModesAdd(Monitor->Modes, RHDModeCopy(Mode));
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return Monitor;
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}
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#endif
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/*
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*
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*/
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static struct rhdMonitor *
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rhdMonitorFromDefault(RHDPtr rhdPtr)
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{
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struct rhdMonitor *Monitor;
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DisplayModePtr Mode;
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Monitor = xnfcalloc(sizeof(struct rhdMonitor), 1);
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Monitor->Name = strdup("Default (SVGA)");
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Monitor->scrnIndex = rhdPtr->scrnIndex;
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/* timing for pathetic 14" svga monitors */
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Monitor->numHSync = 3;
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Monitor->HSync[0].lo = 31.5;
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Monitor->HSync[0].hi = 31.5;
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Monitor->HSync[1].lo = 35.15;
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Monitor->HSync[1].hi = 35.15;
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Monitor->HSync[2].lo = 35.5;
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Monitor->HSync[2].hi = 35.5;
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Monitor->numVRefresh = 1;
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Monitor->VRefresh[0].lo = 50;
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Monitor->VRefresh[0].hi = 61;
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return Monitor;
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}
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/*
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* This function tries to handle a configured monitor correctly.
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*
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* This either can be forced through the option, or is used when
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* no monitors are autodetected.
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*/
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void
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RHDConfigMonitorSet(RHDPtr rhdPtr, Bool UseConfig)
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{
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int i;
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for (i = 0; i < RHD_CONNECTORS_MAX; i++)
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if (rhdPtr->Connector[i] && rhdPtr->Connector[i]->Monitor)
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break;
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if (i == RHD_CONNECTORS_MAX)
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xf86DrvMsg(scrnIndex, X_INFO, "No monitors autodetected; "
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"attempting to work around this.\n");
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if (i == RHD_CONNECTORS_MAX)
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{
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rhdPtr->ConfigMonitor = rhdMonitorFromDefault(rhdPtr);
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DBG(dbgprintf("Created monitor from default: \"%s\":\n",
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rhdPtr->ConfigMonitor->Name));
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RHDMonitorPrint(rhdPtr->ConfigMonitor);
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};
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}
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/*
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* Make sure that we keep only a single mode in our list. This mode should
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* hopefully match our panel at native resolution correctly.
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*/
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static void
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rhdPanelEDIDModesFilter(struct rhdMonitor *Monitor)
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{
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DisplayModeRec *Best = Monitor->Modes, *Mode, *Temp;
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RHDFUNC(Monitor);
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if (!Best || !Best->next)
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return; /* don't bother */
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/* don't go for preferred, just take the biggest */
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for (Mode = Best->next; Mode; Mode = Mode->next) {
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if (((Best->HDisplay <= Mode->HDisplay) &&
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(Best->VDisplay < Mode->VDisplay)) ||
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((Best->HDisplay < Mode->HDisplay) &&
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(Best->VDisplay <= Mode->VDisplay)))
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Best = Mode;
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}
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xf86DrvMsg(Monitor->scrnIndex, X_INFO, "Monitor \"%s\": Using Mode \"%s\""
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" for native resolution.\n", Monitor->Name, Best->name);
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/* kill all other modes */
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Mode = Monitor->Modes;
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while (Mode) {
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Temp = Mode->next;
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if (Mode != Best) {
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RHDDebug(Monitor->scrnIndex, "Monitor \"%s\": Discarding Mode \"%s\"\n",
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Monitor->Name, Mode->name);
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xfree(Mode->name);
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xfree(Mode);
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}
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Mode = Temp;
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}
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Best->next = NULL;
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Best->prev = NULL;
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Best->type |= M_T_PREFERRED;
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Monitor->NativeMode = Best;
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Monitor->Modes = Monitor->NativeMode;
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Monitor->numHSync = 1;
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Monitor->HSync[0].lo = Best->HSync;
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Monitor->HSync[0].hi = Best->HSync;
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Monitor->numVRefresh = 1;
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Monitor->VRefresh[0].lo = Best->VRefresh;
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Monitor->VRefresh[0].hi = Best->VRefresh;
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Monitor->Bandwidth = Best->Clock;
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}
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/*
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*
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*/
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void
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rhdMonitorPrintEDID(struct rhdMonitor *Monitor, xf86MonPtr EDID)
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{
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xf86DrvMsg(EDID->scrnIndex, X_INFO, "EDID data for %s\n",
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Monitor->Name);
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xf86PrintEDID(EDID);
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}
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/*
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* Panels are the most complicated case we need to handle here.
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* Information can come from several places, and we need to make sure
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* that we end up with only the native resolution in our table.
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*/
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static struct rhdMonitor *
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rhdMonitorPanel(struct rhdConnector *Connector)
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{
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struct rhdMonitor *Monitor;
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DisplayModeRec *Mode = NULL;
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xf86MonPtr EDID = NULL;
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RHDFUNC(Connector);
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/* has priority over AtomBIOS EDID */
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if (Connector->DDC)
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EDID = xf86DoEDID_DDC2(Connector->scrnIndex, Connector->DDC);
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#ifdef ATOM_BIOS
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{
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RHDPtr rhdPtr = (RHDPtr)Connector->scrnIndex;
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AtomBiosArgRec data;
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AtomBiosResult Result;
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Result = RHDAtomBiosFunc(rhdPtr, rhdPtr->atomBIOS,
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ATOMBIOS_GET_PANEL_MODE, &data);
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if (Result == ATOM_SUCCESS) {
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Mode = data.mode;
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Mode->type |= M_T_PREFERRED;
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}
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if (!EDID) {
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Result = RHDAtomBiosFunc(rhdPtr,rhdPtr->atomBIOS,
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ATOMBIOS_GET_PANEL_EDID, &data);
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if (Result == ATOM_SUCCESS)
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EDID = xf86InterpretEDID(rhdPtr, data.EDIDBlock);
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}
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}
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#endif
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Monitor = xnfcalloc(sizeof(struct rhdMonitor), 1);
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Monitor->scrnIndex = Connector->scrnIndex;
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Monitor->EDID = EDID;
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if (Mode) {
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Monitor->Name = xstrdup("LVDS Panel");
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Monitor->Modes = RHDModesAdd(Monitor->Modes, Mode);
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Monitor->NativeMode = Mode;
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Monitor->numHSync = 1;
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Monitor->HSync[0].lo = Mode->HSync;
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Monitor->HSync[0].hi = Mode->HSync;
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Monitor->numVRefresh = 1;
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Monitor->VRefresh[0].lo = Mode->VRefresh;
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Monitor->VRefresh[0].hi = Mode->VRefresh;
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Monitor->Bandwidth = Mode->SynthClock;
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/* Clueless atombios does give us a mode, but doesn't give us a
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* DPI or a size. It is just perfect, right? */
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if (EDID) {
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if (EDID->features.hsize)
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Monitor->xDpi = (Mode->HDisplay * 2.54) / ((float) EDID->features.hsize) + 0.5;
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if (EDID->features.vsize)
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Monitor->yDpi = (Mode->VDisplay * 2.54) / ((float) EDID->features.vsize) + 0.5;
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}
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} else if (EDID) {
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RHDMonitorEDIDSet(Monitor, EDID);
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rhdPanelEDIDModesFilter(Monitor);
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} else {
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xf86DrvMsg(Connector->scrnIndex, X_ERROR,
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"%s: No panel mode information found.\n", __func__);
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xfree(Monitor);
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return NULL;
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}
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/* panel should be driven at native resolution only. */
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Monitor->UseFixedModes = TRUE;
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Monitor->ReducedAllowed = TRUE;
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if (EDID)
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rhdMonitorPrintEDID(Monitor, EDID);
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return Monitor;
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}
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/*
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* rhdMonitorTV(): get TV modes. Currently we can only get this from AtomBIOS.
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*/
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static struct rhdMonitor *
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rhdMonitorTV(struct rhdConnector *Connector)
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{
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struct rhdMonitor *Monitor = NULL;
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#ifdef ATOM_BIOS
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RHDPtr rhdPtr = RHDPTRI(Connector);
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DisplayModeRec *Mode = NULL;
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AtomBiosArgRec arg;
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RHDFUNC(Connector);
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arg.tvMode = rhdPtr->tvMode;
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if (RHDAtomBiosFunc(Connector->scrnIndex, rhdPtr->atomBIOS,
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ATOM_ANALOG_TV_MODE, &arg)
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!= ATOM_SUCCESS)
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return NULL;
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Mode = arg.mode;
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Mode->type |= M_T_PREFERRED;
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Monitor = xnfcalloc(sizeof(struct rhdMonitor), 1);
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Monitor->scrnIndex = Connector->scrnIndex;
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Monitor->EDID = NULL;
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Monitor->Name = xstrdup("TV");
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Monitor->Modes = RHDModesAdd(Monitor->Modes, Mode);
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Monitor->NativeMode= Mode;
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Monitor->numHSync = 1;
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Monitor->HSync[0].lo = Mode->HSync;
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Monitor->HSync[0].hi = Mode->HSync;
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Monitor->numVRefresh = 1;
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Monitor->VRefresh[0].lo = Mode->VRefresh;
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Monitor->VRefresh[0].hi = Mode->VRefresh;
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Monitor->Bandwidth = Mode->SynthClock;
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/* TV should be driven at native resolution only. */
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Monitor->UseFixedModes = TRUE;
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Monitor->ReducedAllowed = FALSE;
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/*
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* hack: the TV encoder takes care of that.
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* The mode that goes in isn't what comes out.
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*/
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Mode->Flags &= ~(V_INTERLACE);
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#endif
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return Monitor;
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}
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/*
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*
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*/
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struct rhdMonitor *
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RHDMonitorInit(struct rhdConnector *Connector)
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{
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struct rhdMonitor *Monitor = NULL;
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RHDFUNC(Connector);
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if (Connector->Type == RHD_CONNECTOR_PANEL)
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Monitor = rhdMonitorPanel(Connector);
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else if (Connector->Type == RHD_CONNECTOR_TV)
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Monitor = rhdMonitorTV(Connector);
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else if (Connector->DDC) {
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xf86MonPtr EDID = xf86DoEDID_DDC2(Connector->scrnIndex, Connector->DDC);
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if (EDID) {
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Monitor = xnfcalloc(sizeof(struct rhdMonitor), 1);
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Monitor->scrnIndex = Connector->scrnIndex;
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Monitor->EDID = EDID;
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Monitor->NativeMode = NULL;
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RHDMonitorEDIDSet(Monitor, EDID);
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rhdMonitorPrintEDID(Monitor, EDID);
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}
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}
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return Monitor;
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}
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/*
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*
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*/
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void
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RHDMonitorDestroy(struct rhdMonitor *Monitor)
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{
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DisplayModePtr Mode, Next;
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for (Mode = Monitor->Modes; Mode;) {
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Next = Mode->next;
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xfree(Mode->name);
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xfree(Mode);
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Mode = Next;
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}
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if (Monitor->EDID)
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xfree(Monitor->EDID->rawData);
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xfree(Monitor->EDID);
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xfree(Monitor->Name);
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xfree(Monitor);
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}
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static unsigned char * VDIFRead(RHDPtr rhdPtr, I2CBusPtr pBus, int start);
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#define RETRIES 4
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static xf86VdifLimitsPtr* get_limits(CARD8 *c);
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static xf86VdifGammaPtr* get_gamma(CARD8 *c);
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static xf86VdifTimingPtr* get_timings(CARD8 *c);
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xf86vdifPtr xf86InterpretVdif(CARD8 *c)
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{
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xf86VdifPtr p = (xf86VdifPtr)c;
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xf86vdifPtr vdif;
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int i;
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unsigned long l = 0;
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if (c == NULL) return NULL;
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if (p->VDIFId[0] != 'V' || p->VDIFId[1] != 'D' || p->VDIFId[2] != 'I'
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|| p->VDIFId[3] != 'F') return NULL;
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for ( i = 12; i < p->FileLength; i++)
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l += c[i];
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if ( l != p->Checksum) return NULL;
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vdif = malloc(sizeof(xf86vdif));
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vdif->vdif = p;
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vdif->limits = get_limits(c);
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vdif->timings = get_timings(c);
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vdif->gamma = get_gamma(c);
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vdif->strings = VDIF_STRING(((xf86VdifPtr)c),0);
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free(c);
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return vdif;
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}
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static xf86VdifLimitsPtr*
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get_limits(CARD8 *c)
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{
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int num, i, j;
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xf86VdifLimitsPtr *pp;
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xf86VdifLimitsPtr p;
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num = ((xf86VdifPtr)c)->NumberOperationalLimits;
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pp = malloc(sizeof(xf86VdifLimitsPtr) * (num+1));
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p = VDIF_OPERATIONAL_LIMITS(((xf86VdifPtr)c));
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j = 0;
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for ( i = 0; i<num; i++) {
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if (p->Header.ScnTag == VDIF_OPERATIONAL_LIMITS_TAG)
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pp[j++] = p;
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VDIF_NEXT_OPERATIONAL_LIMITS(p);
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}
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pp[j] = NULL;
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return pp;
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}
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static xf86VdifGammaPtr*
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get_gamma(CARD8 *c)
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{
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int num, i, j;
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xf86VdifGammaPtr *pp;
|
|
xf86VdifGammaPtr p;
|
|
|
|
num = ((xf86VdifPtr)c)->NumberOptions;
|
|
pp = malloc(sizeof(xf86VdifGammaPtr) * (num+1));
|
|
p = (xf86VdifGammaPtr)VDIF_OPTIONS(((xf86VdifPtr)c));
|
|
j = 0;
|
|
for ( i = 0; i<num; i++)
|
|
{
|
|
if (p->Header.ScnTag == VDIF_GAMMA_TABLE_TAG)
|
|
pp[j++] = p;
|
|
VDIF_NEXT_OPTIONS(p);
|
|
}
|
|
pp[j] = NULL;
|
|
return pp;
|
|
}
|
|
|
|
static xf86VdifTimingPtr*
|
|
get_timings(CARD8 *c)
|
|
{
|
|
int num, num_limits;
|
|
int i,j,k;
|
|
xf86VdifLimitsPtr lp;
|
|
xf86VdifTimingPtr *pp;
|
|
xf86VdifTimingPtr p;
|
|
|
|
num = ((xf86VdifPtr)c)->NumberOperationalLimits;
|
|
lp = VDIF_OPERATIONAL_LIMITS(((xf86VdifPtr)c));
|
|
num_limits = 0;
|
|
for (i = 0; i < num; i++) {
|
|
if (lp->Header.ScnTag == VDIF_OPERATIONAL_LIMITS_TAG)
|
|
num_limits += lp->NumberPreadjustedTimings;
|
|
VDIF_NEXT_OPERATIONAL_LIMITS(lp);
|
|
}
|
|
pp = malloc(sizeof(xf86VdifTimingPtr)
|
|
* (num_limits+1));
|
|
j = 0;
|
|
lp = VDIF_OPERATIONAL_LIMITS(((xf86VdifPtr) c));
|
|
for (i = 0; i < num; i++) {
|
|
p = VDIF_PREADJUSTED_TIMING(lp);
|
|
for (k = 0; k < lp->NumberPreadjustedTimings; k++) {
|
|
if (p->Header.ScnTag == VDIF_PREADJUSTED_TIMING_TAG)
|
|
pp[j++] = p;
|
|
VDIF_NEXT_PREADJUSTED_TIMING(p);
|
|
}
|
|
VDIF_NEXT_OPERATIONAL_LIMITS(lp);
|
|
}
|
|
pp[j] = NULL;
|
|
return pp;
|
|
}
|
|
|
|
int DDC_checksum(unsigned char *block, int len)
|
|
{
|
|
int i, result = 0;
|
|
int not_null = 0;
|
|
|
|
for (i=0;i<len;i++)
|
|
{
|
|
not_null |= block[i];
|
|
result += block[i];
|
|
}
|
|
|
|
if (result & 0xFF) DBG(dbgprintf("DDC checksum not correct\n"));
|
|
if (!not_null) DBG(dbgprintf("DDC read all Null\n"));
|
|
|
|
/* catch the trivial case where all bytes are 0 */
|
|
if (!not_null) return 1;
|
|
|
|
return (result&0xFF);
|
|
}
|
|
|
|
static unsigned char *
|
|
DDCRead_DDC2(RHDPtr rhdPtr, I2CBusPtr pBus, int start, int len)
|
|
{
|
|
I2CDevPtr dev;
|
|
unsigned char W_Buffer[2];
|
|
int w_bytes;
|
|
unsigned char *R_Buffer;
|
|
int i;
|
|
|
|
RHDFUNC(rhdPtr);
|
|
|
|
// xf86LoaderReqSymLists(i2cSymbols, NULL);
|
|
|
|
if (!(dev = xf86I2CFindDev(pBus, 0x00A0)))
|
|
{
|
|
dev = xf86CreateI2CDevRec();
|
|
dev->DevName = "ddc2";
|
|
dev->SlaveAddr = 0xA0;
|
|
dev->ByteTimeout = 2200; /* VESA DDC spec 3 p. 43 (+10 %) */
|
|
dev->StartTimeout = 550;
|
|
dev->BitTimeout = 40;
|
|
dev->ByteTimeout = 40;
|
|
dev->AcknTimeout = 40;
|
|
|
|
dev->pI2CBus = pBus;
|
|
if (!xf86I2CDevInit(dev))
|
|
{
|
|
DBG(dbgprintf("No DDC2 device\n"));
|
|
return NULL;
|
|
}
|
|
}
|
|
if (start < 0x100)
|
|
{
|
|
w_bytes = 1;
|
|
W_Buffer[0] = start;
|
|
}
|
|
else
|
|
{
|
|
w_bytes = 2;
|
|
W_Buffer[0] = start & 0xFF;
|
|
W_Buffer[1] = (start & 0xFF00) >> 8;
|
|
}
|
|
|
|
R_Buffer = calloc(1,sizeof(unsigned char)* (len));
|
|
|
|
if( !R_Buffer)
|
|
{
|
|
DBG(dbgprintf("R_Buffer = NULL\n"));
|
|
return NULL;
|
|
};
|
|
|
|
for (i=0; i<RETRIES; i++)
|
|
{
|
|
if (xf86I2CWriteRead(dev, W_Buffer,w_bytes, R_Buffer,len))
|
|
{
|
|
if (!DDC_checksum(R_Buffer,len))
|
|
return R_Buffer;
|
|
else
|
|
DBG(dbgprintf("Checksum error in EDID block\n"));
|
|
}
|
|
else
|
|
DBG(dbgprintf("Error reading EDID block\n"));
|
|
}
|
|
xf86DestroyI2CDevRec(dev,TRUE);
|
|
free(R_Buffer);
|
|
return NULL;
|
|
}
|
|
|
|
static unsigned char*
|
|
EDID1Read_DDC2(RHDPtr rhdPtr, I2CBusPtr pBus)
|
|
{
|
|
return DDCRead_DDC2(rhdPtr, pBus, 0, EDID1_LEN);
|
|
}
|
|
|
|
xf86MonPtr
|
|
xf86DoEDID_DDC2(RHDPtr rhdPtr, I2CBusPtr pBus)
|
|
{
|
|
unsigned char *EDID_block = NULL;
|
|
unsigned char *VDIF_Block = NULL;
|
|
xf86MonPtr tmp = NULL;
|
|
|
|
RHDFUNC(rhdPtr);
|
|
|
|
EDID_block = EDID1Read_DDC2(rhdPtr,pBus);
|
|
|
|
if (EDID_block)
|
|
{
|
|
tmp = xf86InterpretEDID(rhdPtr,EDID_block);
|
|
}
|
|
else
|
|
{
|
|
DBG(dbgprintf("No EDID block returned\n"));
|
|
return NULL;
|
|
}
|
|
|
|
if (!tmp)
|
|
{
|
|
DBG(dbgprintf("Cannot interpret EDID block\n"));
|
|
return tmp;
|
|
}
|
|
DBG(dbgprintf("Sections to follow: %d\n",tmp->no_sections));
|
|
|
|
VDIF_Block =
|
|
VDIFRead(rhdPtr, pBus, EDID1_LEN * (tmp->no_sections + 1));
|
|
tmp->vdif = xf86InterpretVdif(VDIF_Block);
|
|
|
|
return tmp;
|
|
}
|
|
|
|
static unsigned char*
|
|
VDIFRead(RHDPtr rhdPtr, I2CBusPtr pBus, int start)
|
|
{
|
|
unsigned char * Buffer, *v_buffer = NULL, *v_bufferp = NULL;
|
|
int i, num = 0;
|
|
|
|
/* read VDIF length in 64 byte blocks */
|
|
Buffer = DDCRead_DDC2(rhdPtr, pBus,start,64);
|
|
if (Buffer == NULL)
|
|
return NULL;
|
|
|
|
DBG(dbgprintf("number of 64 bit blocks: %i\n",Buffer[0]));
|
|
|
|
if ((num = Buffer[0]) > 0)
|
|
v_buffer = v_bufferp = malloc(sizeof(unsigned char) * 64 * num);
|
|
|
|
for (i = 0; i < num; i++)
|
|
{
|
|
Buffer = DDCRead_DDC2(rhdPtr, pBus,start,64);
|
|
if (Buffer == NULL)
|
|
{
|
|
free (v_buffer);
|
|
return NULL;
|
|
}
|
|
memcpy(v_bufferp,Buffer,63); /* 64th byte is checksum */
|
|
free(Buffer);
|
|
v_bufferp += 63;
|
|
}
|
|
return v_buffer;
|
|
}
|
|
|
|
|
|
|
|
static void print_vendor(RHDPtr rhdPtr, struct vendor *);
|
|
static void print_version(RHDPtr rhdPtr, struct edid_version *);
|
|
static void print_display(RHDPtr rhdPtr, struct disp_features *,
|
|
struct edid_version *);
|
|
static void print_established_timings(RHDPtr rhdPtr,
|
|
struct established_timings *);
|
|
static void print_std_timings(RHDPtr rhdPtr, struct std_timings *);
|
|
static void print_detailed_monitor_section(RHDPtr rhdPtr,
|
|
struct detailed_monitor_section *);
|
|
static void print_detailed_timings(RHDPtr rhdPtr, struct detailed_timings *);
|
|
|
|
static void print_input_features(RHDPtr rhdPtr, struct disp_features *);
|
|
static void print_dpms_features(RHDPtr rhdPtr, struct disp_features *,
|
|
struct edid_version *v);
|
|
static void print_whitepoint(RHDPtr rhdPtr, struct disp_features *);
|
|
static void print_number_sections(RHDPtr rhdPtr, int);
|
|
|
|
xf86MonPtr
|
|
xf86PrintEDID(xf86MonPtr m)
|
|
{
|
|
if (!(m)) return NULL;
|
|
print_vendor(m->rhdPtr,&m->vendor);
|
|
print_version(m->rhdPtr,&m->ver);
|
|
print_display(m->rhdPtr,&m->features, &m->ver);
|
|
print_established_timings(m->rhdPtr,&m->timings1);
|
|
print_std_timings(m->rhdPtr,m->timings2);
|
|
print_detailed_monitor_section(m->rhdPtr,m->det_mon);
|
|
print_number_sections(m->rhdPtr,m->no_sections);
|
|
|
|
return m;
|
|
}
|
|
|
|
static void
|
|
print_vendor(RHDPtr rhdPtr, struct vendor *c)
|
|
{
|
|
DBG(dbgprintf("Manufacturer: %s Model: %x Serial#: %u\n",
|
|
(char *)&c->name, c->prod_id, c->serial));
|
|
DBG(dbgprintf("Year: %u Week: %u\n", c->year, c->week));
|
|
}
|
|
|
|
static void
|
|
print_version(RHDPtr rhdPtr, struct edid_version *c)
|
|
{
|
|
DBG(dbgprintf("EDID Version: %u.%u\n",c->version,c->revision));
|
|
}
|
|
|
|
static void
|
|
print_display(RHDPtr rhdPtr, struct disp_features *disp,
|
|
struct edid_version *version)
|
|
{
|
|
print_input_features(rhdPtr,disp);
|
|
DBG(dbgprintf("Max H-Image Size [cm]: "));
|
|
if (disp->hsize)
|
|
DBG(dbgprintf("horiz.: %i ",disp->hsize));
|
|
else
|
|
DBG(dbgprintf("H-Size may change, "));
|
|
if (disp->vsize)
|
|
DBG(dbgprintf("vert.: %i\n",disp->vsize));
|
|
else
|
|
DBG(dbgprintf("V-Size may change\n"));
|
|
DBG(dbgprintf("Gamma: %.2f\n", (double)disp->gamma));
|
|
print_dpms_features(rhdPtr,disp,version);
|
|
print_whitepoint(rhdPtr,disp);
|
|
}
|
|
|
|
static void
|
|
print_input_features(RHDPtr rhdPtr, struct disp_features *c)
|
|
{
|
|
if (DIGITAL(c->input_type))
|
|
{
|
|
DBG(dbgprintf("Digital Display Input\n"));
|
|
if (DFP1(c->input_dfp))
|
|
DBG(dbgprintf("DFP 1.x compatible TMDS\n"));
|
|
}
|
|
else
|
|
{
|
|
DBG(dbgprintf("Analog Display Input, "));
|
|
DBG(dbgprintf("Input Voltage Level: "));
|
|
switch (c->input_voltage)
|
|
{
|
|
case V070:
|
|
DBG(dbgprintf("0.700/0.300 V\n"));
|
|
break;
|
|
case V071:
|
|
DBG(dbgprintf("0.714/0.286 V\n"));
|
|
break;
|
|
case V100:
|
|
DBG(dbgprintf("1.000/0.400 V\n"));
|
|
break;
|
|
case V007:
|
|
DBG(dbgprintf("0.700/0.700 V\n"));
|
|
break;
|
|
default:
|
|
DBG(dbgprintf("undefined\n"));
|
|
}
|
|
if (SIG_SETUP(c->input_setup))
|
|
DBG(dbgprintf("Signal levels configurable\n"));
|
|
DBG(dbgprintf("Sync:"));
|
|
if (SEP_SYNC(c->input_sync))
|
|
DBG(dbgprintf(" Separate"));
|
|
if (COMP_SYNC(c->input_sync))
|
|
DBG(dbgprintf(" Composite"));
|
|
if (SYNC_O_GREEN(c->input_sync))
|
|
DBG(dbgprintf(" SyncOnGreen"));
|
|
if (SYNC_SERR(c->input_sync))
|
|
DBG(dbgprintf("Serration on. "
|
|
"V.Sync Pulse req. if CompSync or SyncOnGreen\n"));
|
|
else
|
|
DBG(dbgprintf("\n"));
|
|
}
|
|
}
|
|
|
|
static void
|
|
print_dpms_features(RHDPtr rhdPtr, struct disp_features *c,
|
|
struct edid_version *v)
|
|
{
|
|
if (c->dpms)
|
|
{
|
|
DBG(dbgprintf("DPMS capabilities:"));
|
|
if (DPMS_STANDBY(c->dpms))
|
|
DBG(dbgprintf(" StandBy"));
|
|
if (DPMS_SUSPEND(c->dpms))
|
|
DBG(dbgprintf(" Suspend"));
|
|
if (DPMS_OFF(c->dpms))
|
|
DBG(dbgprintf(" Off"));
|
|
}
|
|
else
|
|
DBG(dbgprintf("No DPMS capabilities specified"));
|
|
switch (c->display_type)
|
|
{
|
|
case DISP_MONO:
|
|
DBG(dbgprintf("; Monochorome/GrayScale Display\n"));
|
|
break;
|
|
case DISP_RGB:
|
|
DBG(dbgprintf("; RGB/Color Display\n"));
|
|
break;
|
|
case DISP_MULTCOLOR:
|
|
DBG(dbgprintf("; Non RGB Multicolor Display\n"));
|
|
break;
|
|
default:
|
|
DBG(dbgprintf("\n"));
|
|
break;
|
|
}
|
|
if (STD_COLOR_SPACE(c->msc))
|
|
DBG(dbgprintf("Default color space is primary color space\n"));
|
|
if (PREFERRED_TIMING_MODE(c->msc))
|
|
DBG(dbgprintf("First detailed timing is preferred mode\n"));
|
|
else
|
|
if (v->version == 1 && v->revision >= 3)
|
|
DBG(dbgprintf("First detailed timing not preferred "
|
|
"mode in violation of standard!"));
|
|
if (GFT_SUPPORTED(c->msc))
|
|
DBG(dbgprintf("GTF timings supported\n"));
|
|
}
|
|
|
|
static void
|
|
print_whitepoint(RHDPtr rhdPtr, struct disp_features *disp)
|
|
{
|
|
DBG(dbgprintf("redX: %.3f redY: %.3f ",
|
|
(double)disp->redx,(double)disp->redy));
|
|
DBG(dbgprintf("greenX: %.3f greenY: %.3f\n",
|
|
(double)disp->greenx,(double)disp->greeny));
|
|
DBG(dbgprintf("blueX: %.3f blueY: %.3f ",
|
|
(double)disp->bluex,(double)disp->bluey));
|
|
DBG(dbgprintf("whiteX: %.3f whiteY: %.3f\n",
|
|
(double)disp->whitex,(double)disp->whitey));
|
|
}
|
|
|
|
static void
|
|
print_established_timings(RHDPtr rhdPtr, struct established_timings *t)
|
|
{
|
|
unsigned char c;
|
|
|
|
if (t->t1 || t->t2 || t->t_manu)
|
|
DBG(dbgprintf("Supported VESA Video Modes:\n"));
|
|
c=t->t1;
|
|
if (c&0x80) DBG(dbgprintf("720x400@70Hz\n"));
|
|
if (c&0x40) DBG(dbgprintf("720x400@88Hz\n"));
|
|
if (c&0x20) DBG(dbgprintf("640x480@60Hz\n"));
|
|
if (c&0x10) DBG(dbgprintf("640x480@67Hz\n"));
|
|
if (c&0x08) DBG(dbgprintf("640x480@72Hz\n"));
|
|
if (c&0x04) DBG(dbgprintf("640x480@75Hz\n"));
|
|
if (c&0x02) DBG(dbgprintf("800x600@56Hz\n"));
|
|
if (c&0x01) DBG(dbgprintf("800x600@60Hz\n"));
|
|
c=t->t2;
|
|
if (c&0x80) DBG(dbgprintf("800x600@72Hz\n"));
|
|
if (c&0x40) DBG(dbgprintf("800x600@75Hz\n"));
|
|
if (c&0x20) DBG(dbgprintf("832x624@75Hz\n"));
|
|
if (c&0x10) DBG(dbgprintf("1024x768@87Hz (interlaced)\n"));
|
|
if (c&0x08) DBG(dbgprintf("1024x768@60Hz\n"));
|
|
if (c&0x04) DBG(dbgprintf("1024x768@70Hz\n"));
|
|
if (c&0x02) DBG(dbgprintf("1024x768@75Hz\n"));
|
|
if (c&0x01) DBG(dbgprintf("1280x1024@75Hz\n"));
|
|
c=t->t_manu;
|
|
if (c&0x80) DBG(dbgprintf("1152x870@75Hz\n"));
|
|
DBG(dbgprintf("Manufacturer's mask: %X\n",c&0x7F));
|
|
}
|
|
|
|
static void
|
|
print_std_timings(RHDPtr rhdPtr, struct std_timings *t)
|
|
{
|
|
int i;
|
|
char done = 0;
|
|
for (i=0;i<STD_TIMINGS;i++)
|
|
{
|
|
if (t[i].hsize > 256) /* sanity check */
|
|
{
|
|
if (!done)
|
|
{
|
|
DBG(dbgprintf("Supported Future Video Modes:\n"));
|
|
done = 1;
|
|
}
|
|
DBG(dbgprintf("#%d: hsize: %i vsize %i refresh: %i vid: %i\n",
|
|
i, t[i].hsize, t[i].vsize, t[i].refresh, t[i].id));
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
print_detailed_monitor_section(RHDPtr rhdPtr,
|
|
struct detailed_monitor_section *m)
|
|
{
|
|
int i,j;
|
|
|
|
for (i=0;i<DET_TIMINGS;i++)
|
|
{
|
|
switch (m[i].type)
|
|
{
|
|
case DT:
|
|
print_detailed_timings(rhdPtr,&m[i].section.d_timings);
|
|
break;
|
|
case DS_SERIAL:
|
|
DBG(dbgprintf("Serial No: %s\n",m[i].section.serial));
|
|
break;
|
|
case DS_ASCII_STR:
|
|
DBG(dbgprintf(" %s\n",m[i].section.ascii_data));
|
|
break;
|
|
case DS_NAME:
|
|
DBG(dbgprintf("Monitor name: %s\n",m[i].section.name));
|
|
break;
|
|
case DS_RANGES:
|
|
DBG(dbgprintf("Ranges: V min: %i V max: %i Hz, H min: %i H max: %i kHz,",
|
|
m[i].section.ranges.min_v, m[i].section.ranges.max_v,
|
|
m[i].section.ranges.min_h, m[i].section.ranges.max_h));
|
|
if (m[i].section.ranges.max_clock != 0)
|
|
DBG(dbgprintf(" PixClock max %i MHz\n",m[i].section.ranges.max_clock));
|
|
else
|
|
DBG(dbgprintf("\n"));
|
|
if (m[i].section.ranges.gtf_2nd_f > 0)
|
|
DBG(dbgprintf(" 2nd GTF parameters: f: %i kHz "
|
|
"c: %i m: %i k %i j %i\n",
|
|
m[i].section.ranges.gtf_2nd_f,
|
|
m[i].section.ranges.gtf_2nd_c,
|
|
m[i].section.ranges.gtf_2nd_m,
|
|
m[i].section.ranges.gtf_2nd_k,
|
|
m[i].section.ranges.gtf_2nd_j));
|
|
break;
|
|
case DS_STD_TIMINGS:
|
|
for (j = 0; j<5; j++)
|
|
DBG(dbgprintf("#%i: hsize: %i vsize %i refresh: %i "
|
|
"vid: %i\n",i,m[i].section.std_t[i].hsize,
|
|
m[i].section.std_t[j].vsize,m[i].section.std_t[j].refresh,
|
|
m[i].section.std_t[j].id));
|
|
break;
|
|
case DS_WHITE_P:
|
|
for (j = 0; j<2; j++)
|
|
if (m[i].section.wp[j].index != 0)
|
|
DBG(dbgprintf("White point %i: whiteX: %f, whiteY: %f; gamma: %f\n",
|
|
m[i].section.wp[j].index,(double)m[i].section.wp[j].white_x,
|
|
(double)m[i].section.wp[j].white_y,
|
|
(double)m[i].section.wp[j].white_gamma));
|
|
break;
|
|
case DS_DUMMY:
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
print_detailed_timings(RHDPtr rhdPtr, struct detailed_timings *t)
|
|
{
|
|
|
|
if (t->clock > 15000000) /* sanity check */
|
|
{
|
|
DBG(dbgprintf("Supported additional Video Mode:\n"));
|
|
DBG(dbgprintf("clock: %.1f MHz ",(double)t->clock/1000000.0));
|
|
DBG(dbgprintf("Image Size: %i x %i mm\n",t->h_size,t->v_size));
|
|
DBG(dbgprintf("h_active: %i h_sync: %i h_sync_end %i h_blank_end %i ",
|
|
t->h_active, t->h_sync_off + t->h_active,
|
|
t->h_sync_off + t->h_sync_width + t->h_active,
|
|
t->h_active + t->h_blanking));
|
|
DBG(dbgprintf("h_border: %i\n",t->h_border));
|
|
DBG(dbgprintf("v_active: %i v_sync: %i v_sync_end %i v_blanking: %i ",
|
|
t->v_active, t->v_sync_off + t->v_active,
|
|
t->v_sync_off + t->v_sync_width + t->v_active,
|
|
t->v_active + t->v_blanking));
|
|
DBG(dbgprintf("v_border: %i\n",t->v_border));
|
|
if (IS_STEREO(t->stereo))
|
|
{
|
|
DBG(dbgprintf("Stereo: "));
|
|
if (IS_RIGHT_STEREO(t->stereo))
|
|
{
|
|
if (!t->stereo_1)
|
|
DBG(dbgprintf("right channel on sync\n"));
|
|
else
|
|
DBG(dbgprintf("left channel on sync\n"));
|
|
}
|
|
else
|
|
if (IS_LEFT_STEREO(t->stereo))
|
|
{
|
|
if (!t->stereo_1)
|
|
DBG(dbgprintf("right channel on even line\n"));
|
|
else
|
|
DBG(dbgprintf("left channel on evel line\n"));
|
|
}
|
|
if (IS_4WAY_STEREO(t->stereo))
|
|
{
|
|
if (!t->stereo_1)
|
|
DBG(dbgprintf("4-way interleaved\n"));
|
|
else
|
|
DBG(dbgprintf("side-by-side interleaved"));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
print_number_sections(RHDPtr rhdPtr, int num)
|
|
{
|
|
if (num)
|
|
DBG(dbgprintf("Number of EDID sections to follow: %i\n",num));
|
|
}
|
|
|
|
|
|
|
|
static void get_vendor_section(Uchar*, struct vendor *);
|
|
static void get_version_section(Uchar*, struct edid_version *);
|
|
static void get_display_section(Uchar*, struct disp_features *,
|
|
struct edid_version *);
|
|
static void get_established_timing_section(Uchar*, struct established_timings *);
|
|
static void get_std_timing_section(Uchar*, struct std_timings *,
|
|
struct edid_version *);
|
|
static void get_dt_md_section(Uchar *, struct edid_version *,
|
|
struct detailed_monitor_section *det_mon);
|
|
static void copy_string(Uchar *, Uchar *);
|
|
static void get_dst_timing_section(Uchar *, struct std_timings *,
|
|
struct edid_version *);
|
|
static void get_monitor_ranges(Uchar *, struct monitor_ranges *);
|
|
static void get_whitepoint_section(Uchar *, struct whitePoints *);
|
|
static void get_detailed_timing_section(Uchar*, struct detailed_timings *);
|
|
static Bool validate_version(RHDPtr rhdPtr, struct edid_version *);
|
|
|
|
|
|
xf86MonPtr
|
|
xf86InterpretEDID(int scrnIndex, Uchar *block)
|
|
{
|
|
xf86MonPtr m;
|
|
RHDPtr rhdPtr = (RHDPtr)scrnIndex;
|
|
|
|
if (!block) return NULL;
|
|
if (! (m = calloc(sizeof(xf86Monitor),1))) return NULL;
|
|
m->rhdPtr = rhdPtr;
|
|
m->rawData = block;
|
|
|
|
get_vendor_section(SECTION(VENDOR_SECTION,block),&m->vendor);
|
|
get_version_section(SECTION(VERSION_SECTION,block),&m->ver);
|
|
if (!validate_version(rhdPtr, &m->ver)) goto error;
|
|
get_display_section(SECTION(DISPLAY_SECTION,block),&m->features,
|
|
&m->ver);
|
|
get_established_timing_section(SECTION(ESTABLISHED_TIMING_SECTION,block),
|
|
&m->timings1);
|
|
get_std_timing_section(SECTION(STD_TIMING_SECTION,block),m->timings2,
|
|
&m->ver);
|
|
get_dt_md_section(SECTION(DET_TIMING_SECTION,block),&m->ver, m->det_mon);
|
|
m->no_sections = (int)*(char *)SECTION(NO_EDID,block);
|
|
|
|
return (m);
|
|
|
|
error:
|
|
free(m);
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
get_vendor_section(Uchar *c, struct vendor *r)
|
|
{
|
|
r->name[0] = L1;
|
|
r->name[1] = L2;
|
|
r->name[2] = L3;
|
|
r->name[3] = '\0';
|
|
|
|
r->prod_id = PROD_ID;
|
|
r->serial = SERIAL_NO;
|
|
r->week = WEEK;
|
|
r->year = YEAR;
|
|
}
|
|
|
|
static void
|
|
get_version_section(Uchar *c, struct edid_version *r)
|
|
{
|
|
r->version = VERSION;
|
|
r->revision = REVISION;
|
|
}
|
|
|
|
static void
|
|
get_display_section(Uchar *c, struct disp_features *r,
|
|
struct edid_version *v)
|
|
{
|
|
r->input_type = INPUT_TYPE;
|
|
if (!DIGITAL(r->input_type))
|
|
{
|
|
r->input_voltage = INPUT_VOLTAGE;
|
|
r->input_setup = SETUP;
|
|
r->input_sync = SYNC;
|
|
}
|
|
else
|
|
if (v->version > 1 || v->revision > 2)
|
|
r->input_dfp = DFP;
|
|
r->hsize = HSIZE_MAX;
|
|
r->vsize = VSIZE_MAX;
|
|
r->gamma = GAMMA;
|
|
r->dpms = DPMS;
|
|
r->display_type = DISPLAY_TYPE;
|
|
r->msc = MSC;
|
|
r->redx = REDX;
|
|
r->redy = REDY;
|
|
r->greenx = GREENX;
|
|
r->greeny = GREENY;
|
|
r->bluex = BLUEX;
|
|
r->bluey = BLUEY;
|
|
r->whitex = WHITEX;
|
|
r->whitey = WHITEY;
|
|
}
|
|
|
|
static void
|
|
get_established_timing_section(Uchar *c, struct established_timings *r)
|
|
{
|
|
r->t1 = T1;
|
|
r->t2 = T2;
|
|
r->t_manu = T_MANU;
|
|
}
|
|
|
|
static void
|
|
get_std_timing_section(Uchar *c, struct std_timings *r,
|
|
struct edid_version *v)
|
|
{
|
|
int i;
|
|
|
|
for (i=0;i<STD_TIMINGS;i++)
|
|
{
|
|
if (VALID_TIMING)
|
|
{
|
|
r[i].hsize = HSIZE1;
|
|
VSIZE1(r[i].vsize);
|
|
r[i].refresh = REFRESH_R;
|
|
r[i].id = STD_TIMING_ID;
|
|
}
|
|
else
|
|
{
|
|
r[i].hsize = r[i].vsize = r[i].refresh = r[i].id = 0;
|
|
}
|
|
NEXT_STD_TIMING;
|
|
}
|
|
}
|
|
|
|
static void
|
|
get_dt_md_section(Uchar *c, struct edid_version *ver,
|
|
struct detailed_monitor_section *det_mon)
|
|
{
|
|
int i;
|
|
|
|
for (i=0;i<DET_TIMINGS;i++) {
|
|
if (ver->version == 1 && ver->revision >= 1 && IS_MONITOR_DESC) {
|
|
|
|
switch (MONITOR_DESC_TYPE) {
|
|
case SERIAL_NUMBER:
|
|
det_mon[i].type = DS_SERIAL;
|
|
copy_string(c,det_mon[i].section.serial);
|
|
break;
|
|
case ASCII_STR:
|
|
det_mon[i].type = DS_ASCII_STR;
|
|
copy_string(c,det_mon[i].section.ascii_data);
|
|
break;
|
|
case MONITOR_RANGES:
|
|
det_mon[i].type = DS_RANGES;
|
|
get_monitor_ranges(c,&det_mon[i].section.ranges);
|
|
break;
|
|
case MONITOR_NAME:
|
|
det_mon[i].type = DS_NAME;
|
|
copy_string(c,det_mon[i].section.name);
|
|
break;
|
|
case ADD_COLOR_POINT:
|
|
det_mon[i].type = DS_WHITE_P;
|
|
get_whitepoint_section(c,det_mon[i].section.wp);
|
|
break;
|
|
case ADD_STD_TIMINGS:
|
|
det_mon[i].type = DS_STD_TIMINGS;
|
|
get_dst_timing_section(c,det_mon[i].section.std_t, ver);
|
|
break;
|
|
case ADD_DUMMY:
|
|
det_mon[i].type = DS_DUMMY;
|
|
break;
|
|
}
|
|
} else {
|
|
det_mon[i].type = DT;
|
|
get_detailed_timing_section(c,&det_mon[i].section.d_timings);
|
|
}
|
|
NEXT_DT_MD_SECTION;
|
|
}
|
|
}
|
|
|
|
static void
|
|
copy_string(Uchar *c, Uchar *s)
|
|
{
|
|
int i;
|
|
c = c + 5;
|
|
for (i = 0; (i < 13 && *c != 0x0A); i++)
|
|
*(s++) = *(c++);
|
|
*s = 0;
|
|
while (i-- && (*--s == 0x20)) *s = 0;
|
|
}
|
|
|
|
static void
|
|
get_dst_timing_section(Uchar *c, struct std_timings *t,
|
|
struct edid_version *v)
|
|
{
|
|
int j;
|
|
c = c + 5;
|
|
for (j = 0; j < 5; j++) {
|
|
t[j].hsize = HSIZE1;
|
|
VSIZE1(t[j].vsize);
|
|
t[j].refresh = REFRESH_R;
|
|
t[j].id = STD_TIMING_ID;
|
|
NEXT_STD_TIMING;
|
|
}
|
|
}
|
|
|
|
static void
|
|
get_monitor_ranges(Uchar *c, struct monitor_ranges *r)
|
|
{
|
|
r->min_v = MIN_V;
|
|
r->max_v = MAX_V;
|
|
r->min_h = MIN_H;
|
|
r->max_h = MAX_H;
|
|
r->max_clock = 0;
|
|
if(MAX_CLOCK != 0xff) /* is specified? */
|
|
r->max_clock = MAX_CLOCK * 10;
|
|
if (HAVE_2ND_GTF) {
|
|
r->gtf_2nd_f = F_2ND_GTF;
|
|
r->gtf_2nd_c = C_2ND_GTF;
|
|
r->gtf_2nd_m = M_2ND_GTF;
|
|
r->gtf_2nd_k = K_2ND_GTF;
|
|
r->gtf_2nd_j = J_2ND_GTF;
|
|
} else
|
|
r->gtf_2nd_f = 0;
|
|
}
|
|
|
|
static void
|
|
get_whitepoint_section(Uchar *c, struct whitePoints *wp)
|
|
{
|
|
wp[1].white_x = WHITEX1;
|
|
wp[1].white_y = WHITEY1;
|
|
wp[2].white_x = WHITEX2;
|
|
wp[2].white_y = WHITEY2;
|
|
wp[1].index = WHITE_INDEX1;
|
|
wp[2].index = WHITE_INDEX2;
|
|
wp[1].white_gamma = WHITE_GAMMA1;
|
|
wp[2].white_gamma = WHITE_GAMMA2;
|
|
}
|
|
|
|
static void
|
|
get_detailed_timing_section(Uchar *c, struct detailed_timings *r)
|
|
{
|
|
r->clock = PIXEL_CLOCK;
|
|
r->h_active = H_ACTIVE;
|
|
r->h_blanking = H_BLANK;
|
|
r->v_active = V_ACTIVE;
|
|
r->v_blanking = V_BLANK;
|
|
r->h_sync_off = H_SYNC_OFF;
|
|
r->h_sync_width = H_SYNC_WIDTH;
|
|
r->v_sync_off = V_SYNC_OFF;
|
|
r->v_sync_width = V_SYNC_WIDTH;
|
|
r->h_size = H_SIZE;
|
|
r->v_size = V_SIZE;
|
|
r->h_border = H_BORDER;
|
|
r->v_border = V_BORDER;
|
|
r->interlaced = INTERLACED;
|
|
r->stereo = STEREO;
|
|
r->stereo_1 = STEREO1;
|
|
r->sync = SYNC_T;
|
|
r->misc = MISC;
|
|
}
|
|
|
|
|
|
static Bool
|
|
validate_version(RHDPtr rhdPtr, struct edid_version *r)
|
|
{
|
|
if (r->version != 1)
|
|
return FALSE;
|
|
if (r->revision > 3)
|
|
{
|
|
DBG(dbgprintf("EDID Version 1.%d not yet supported\n",r->revision));
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|