Initial revision
This commit is contained in:
Kaleb Keithley
commit
ca3b63783f
76
src/dummy.h
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76
src/dummy.h
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@ -0,0 +1,76 @@
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/* All drivers should typically include these */
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#include "xf86.h"
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#include "xf86_OSproc.h"
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#include "xf86_ansic.h"
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#include "xf86Cursor.h"
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#ifdef XvExtension
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# include "xf86xv.h"
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# include "Xv.h"
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#endif /* XvExtension */
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/* Supported chipsets */
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typedef enum {
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DUMMY_CHIP
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} DUMMYType;
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/* function prototypes */
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extern Bool DUMMYSwitchMode(int scrnIndex, DisplayModePtr mode, int flags);
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extern void DUMMYAdjustFrame(int scrnIndex, int x, int y, int flags);
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/* in dummy_cursor.c */
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extern Bool DUMMYCursorInit(ScreenPtr pScrn);
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extern void DUMMYShowCursor(ScrnInfoPtr pScrn);
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extern void DUMMYHideCursor(ScrnInfoPtr pScrn);
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/* in dummy_dga.c */
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Bool DUMMYDGAInit(ScreenPtr pScreen);
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/* in dummy_video.c */
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extern void DUMMYInitVideo(ScreenPtr pScreen);
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/* globals */
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typedef struct _color
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{
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int red;
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int green;
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int blue;
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} dummy_colors;
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typedef struct dummyRec
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{
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DGAModePtr DGAModes;
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int numDGAModes;
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Bool DGAactive;
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int DGAViewportStatus;
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/* options */
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OptionInfoPtr Options;
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Bool swCursor;
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/* proc pointer */
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CloseScreenProcPtr CloseScreen;
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xf86CursorInfoPtr CursorInfo;
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Bool DummyHWCursorShown;
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int cursorX, cursorY;
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int cursorFG, cursorBG;
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Bool screenSaver;
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#ifdef XvExtension
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Bool video;
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XF86VideoAdaptorPtr overlayAdaptor;
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int overlay;
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int overlay_offset;
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int videoKey;
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int interlace;
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#endif /* XvExtension */
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dummy_colors colors[256];
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pointer* FBBase;
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} DUMMYRec, *DUMMYPtr;
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/* The privates of the DUMMY driver */
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#define DUMMYPTR(p) ((DUMMYPtr)((p)->driverPrivate))
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101
src/dummy_cursor.c
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101
src/dummy_cursor.c
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@ -0,0 +1,101 @@
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/* All drivers should typically include these */
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#include "xf86.h"
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#include "xf86_OSproc.h"
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#include "xf86_ansic.h"
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#include "xf86Cursor.h"
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#include "cursorstr.h"
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/* Driver specific headers */
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#include "dummy.h"
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static void
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dummyShowCursor(ScrnInfoPtr pScrn)
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{
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DUMMYPtr dPtr = DUMMYPTR(pScrn);
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/* turn cursor on */
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dPtr->DummyHWCursorShown = TRUE;
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}
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static void
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dummyHideCursor(ScrnInfoPtr pScrn)
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{
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DUMMYPtr dPtr = DUMMYPTR(pScrn);
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/*
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* turn cursor off
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*
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*/
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dPtr->DummyHWCursorShown = FALSE;
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}
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#define MAX_CURS 64
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static void
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dummySetCursorPosition(ScrnInfoPtr pScrn, int x, int y)
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{
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DUMMYPtr dPtr = DUMMYPTR(pScrn);
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/* unsigned char *_dest = ((unsigned char *)dPtr->FBBase + */
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/* pScrn->videoRam * 1024 - 1024); */
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dPtr->cursorX = x;
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dPtr->cursorY = y;
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}
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static void
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dummySetCursorColors(ScrnInfoPtr pScrn, int bg, int fg)
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{
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DUMMYPtr dPtr = DUMMYPTR(pScrn);
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dPtr->cursorFG = fg;
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dPtr->cursorBG = bg;
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}
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static void
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dummyLoadCursorImage(ScrnInfoPtr pScrn, unsigned char *src)
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{
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}
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static Bool
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dummyUseHWCursor(ScreenPtr pScr, CursorPtr pCurs)
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{
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DUMMYPtr dPtr = DUMMYPTR(xf86Screens[pScr->myNum]);
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return(!dPtr->swCursor);
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}
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#if 0
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static unsigned char*
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dummyRealizeCursor(xf86CursorInfoPtr infoPtr, CursorPtr pCurs)
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{
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return NULL;
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}
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#endif
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Bool
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DUMMYCursorInit(ScreenPtr pScreen)
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{
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DUMMYPtr dPtr = DUMMYPTR(xf86Screens[pScreen->myNum]);
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xf86CursorInfoPtr infoPtr;
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infoPtr = xf86CreateCursorInfoRec();
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if(!infoPtr) return FALSE;
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dPtr->CursorInfo = infoPtr;
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infoPtr->MaxHeight = 64;
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infoPtr->MaxWidth = 64;
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infoPtr->Flags = HARDWARE_CURSOR_TRUECOLOR_AT_8BPP;
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infoPtr->SetCursorColors = dummySetCursorColors;
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infoPtr->SetCursorPosition = dummySetCursorPosition;
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infoPtr->LoadCursorImage = dummyLoadCursorImage;
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infoPtr->HideCursor = dummyHideCursor;
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infoPtr->ShowCursor = dummyShowCursor;
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infoPtr->UseHWCursor = dummyUseHWCursor;
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/* infoPtr->RealizeCursor = dummyRealizeCursor; */
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return(xf86InitCursor(pScreen, infoPtr));
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}
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174
src/dummy_dga.c
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174
src/dummy_dga.c
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@ -0,0 +1,174 @@
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#include "xf86.h"
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#include "xf86_OSproc.h"
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#include "xf86_ansic.h"
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#include "xf86Pci.h"
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#include "xf86PciInfo.h"
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#include "dgaproc.h"
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#include "dummy.h"
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static Bool DUMMY_OpenFramebuffer(ScrnInfoPtr, char **, unsigned char **,
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int *, int *, int *);
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static Bool DUMMY_SetMode(ScrnInfoPtr, DGAModePtr);
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static int DUMMY_GetViewport(ScrnInfoPtr);
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static void DUMMY_SetViewport(ScrnInfoPtr, int, int, int);
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static
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DGAFunctionRec DUMMYDGAFuncs = {
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DUMMY_OpenFramebuffer,
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NULL,
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DUMMY_SetMode,
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DUMMY_SetViewport,
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DUMMY_GetViewport,
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NULL,
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NULL,
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NULL,
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#if 0
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DUMMY_BlitTransRect
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#else
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NULL
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#endif
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};
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Bool
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DUMMYDGAInit(ScreenPtr pScreen)
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{
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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DUMMYPtr pDUMMY = DUMMYPTR(pScrn);
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DGAModePtr modes = NULL, newmodes = NULL, currentMode;
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DisplayModePtr pMode, firstMode;
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int Bpp = pScrn->bitsPerPixel >> 3;
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int num = 0, imlines, pixlines;
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imlines = (pScrn->videoRam * 1024) /
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(pScrn->displayWidth * (pScrn->bitsPerPixel >> 3));
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pixlines = imlines;
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pMode = firstMode = pScrn->modes;
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while(pMode) {
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newmodes = xrealloc(modes, (num + 1) * sizeof(DGAModeRec));
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if(!newmodes) {
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xfree(modes);
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return FALSE;
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}
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modes = newmodes;
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currentMode = modes + num;
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num++;
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currentMode->mode = pMode;
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currentMode->flags = DGA_CONCURRENT_ACCESS | DGA_PIXMAP_AVAILABLE;
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if(pMode->Flags & V_DBLSCAN)
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currentMode->flags |= DGA_DOUBLESCAN;
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if(pMode->Flags & V_INTERLACE)
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currentMode->flags |= DGA_INTERLACED;
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currentMode->byteOrder = pScrn->imageByteOrder;
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currentMode->depth = pScrn->depth;
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currentMode->bitsPerPixel = pScrn->bitsPerPixel;
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currentMode->red_mask = pScrn->mask.red;
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currentMode->green_mask = pScrn->mask.green;
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currentMode->blue_mask = pScrn->mask.blue;
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currentMode->visualClass = (Bpp == 1) ? PseudoColor : TrueColor;
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currentMode->viewportWidth = pMode->HDisplay;
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currentMode->viewportHeight = pMode->VDisplay;
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currentMode->xViewportStep = 1;
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currentMode->yViewportStep = 1;
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currentMode->viewportFlags = DGA_FLIP_RETRACE;
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currentMode->offset = 0;
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currentMode->address = (unsigned char *)pDUMMY->FBBase;
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currentMode->bytesPerScanline =
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((pScrn->displayWidth * Bpp) + 3) & ~3L;
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currentMode->imageWidth = pScrn->displayWidth;
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currentMode->imageHeight = imlines;
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currentMode->pixmapWidth = currentMode->imageWidth;
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currentMode->pixmapHeight = pixlines;
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currentMode->maxViewportX = currentMode->imageWidth -
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currentMode->viewportWidth;
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currentMode->maxViewportY = currentMode->imageHeight -
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currentMode->viewportHeight;
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pMode = pMode->next;
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if(pMode == firstMode)
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break;
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}
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pDUMMY->numDGAModes = num;
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pDUMMY->DGAModes = modes;
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return DGAInit(pScreen, &DUMMYDGAFuncs, modes, num);
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}
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static DisplayModePtr DUMMYSavedDGAModes[MAXSCREENS];
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static Bool
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DUMMY_SetMode(
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ScrnInfoPtr pScrn,
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DGAModePtr pMode
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){
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int index = pScrn->pScreen->myNum;
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DUMMYPtr pDUMMY = DUMMYPTR(pScrn);
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if(!pMode) { /* restore the original mode */
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if(pDUMMY->DGAactive) {
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pScrn->currentMode = DUMMYSavedDGAModes[index];
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DUMMYSwitchMode(index, pScrn->currentMode, 0);
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DUMMYAdjustFrame(index, 0, 0, 0);
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pDUMMY->DGAactive = FALSE;
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}
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} else {
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if(!pDUMMY->DGAactive) { /* save the old parameters */
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DUMMYSavedDGAModes[index] = pScrn->currentMode;
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pDUMMY->DGAactive = TRUE;
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}
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DUMMYSwitchMode(index, pMode->mode, 0);
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}
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return TRUE;
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}
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static int
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DUMMY_GetViewport(
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ScrnInfoPtr pScrn
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){
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DUMMYPtr pDUMMY = DUMMYPTR(pScrn);
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return pDUMMY->DGAViewportStatus;
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}
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static void
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DUMMY_SetViewport(
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ScrnInfoPtr pScrn,
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int x, int y,
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int flags
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){
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DUMMYPtr pDUMMY = DUMMYPTR(pScrn);
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DUMMYAdjustFrame(pScrn->pScreen->myNum, x, y, flags);
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pDUMMY->DGAViewportStatus = 0;
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}
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static Bool
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DUMMY_OpenFramebuffer(
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ScrnInfoPtr pScrn,
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char **name,
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unsigned char **mem,
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int *size,
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int *offset,
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int *flags
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){
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DUMMYPtr pDUMMY = DUMMYPTR(pScrn);
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*name = NULL; /* no special device */
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*mem = (unsigned char*)pDUMMY->FBBase;
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*size = pScrn->videoRam * 1024;
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*offset = 0;
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*flags = DGA_NEED_ROOT;
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return TRUE;
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}
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781
src/dummy_driver.c
Normal file
781
src/dummy_driver.c
Normal file
@ -0,0 +1,781 @@
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/*
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* Copyright 2002, SuSE Linux AG, Author: Egbert Eich
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*/
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/* All drivers should typically include these */
|
||||
#include "xf86.h"
|
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#include "xf86_OSproc.h"
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||||
#include "xf86_ansic.h"
|
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#include "xf86Bus.h"
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/* This is used for module versioning */
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#include "xf86Version.h"
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/* All drivers initialising the SW cursor need this */
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#include "mipointer.h"
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/* All drivers implementing backing store need this */
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#include "mibstore.h"
|
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|
||||
/* All drivers using the mi colormap manipulation need this */
|
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#include "micmap.h"
|
||||
|
||||
#include "xf86cmap.h"
|
||||
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||||
#include "xf86fbman.h"
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||||
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#include "fb.h"
|
||||
|
||||
#include "picturestr.h"
|
||||
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||||
#ifdef XvExtension
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||||
#include "xf86xv.h"
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#include "Xv.h"
|
||||
#endif
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||||
|
||||
/*
|
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* Driver data structures.
|
||||
*/
|
||||
#include "dummy.h"
|
||||
|
||||
/* These need to be checked */
|
||||
#include "X.h"
|
||||
#include "Xproto.h"
|
||||
#include "scrnintstr.h"
|
||||
#include "servermd.h"
|
||||
#define _XF86DGA_SERVER_
|
||||
#include "extensions/xf86dgastr.h"
|
||||
|
||||
/* Mandatory functions */
|
||||
static const OptionInfoRec * DUMMYAvailableOptions(int chipid, int busid);
|
||||
static void DUMMYIdentify(int flags);
|
||||
static Bool DUMMYProbe(DriverPtr drv, int flags);
|
||||
static Bool DUMMYPreInit(ScrnInfoPtr pScrn, int flags);
|
||||
static Bool DUMMYScreenInit(int Index, ScreenPtr pScreen, int argc,
|
||||
char **argv);
|
||||
static Bool DUMMYEnterVT(int scrnIndex, int flags);
|
||||
static void DUMMYLeaveVT(int scrnIndex, int flags);
|
||||
static Bool DUMMYCloseScreen(int scrnIndex, ScreenPtr pScreen);
|
||||
static void DUMMYFreeScreen(int scrnIndex, int flags);
|
||||
static int DUMMYValidMode(int scrnIndex, DisplayModePtr mode,
|
||||
Bool verbose, int flags);
|
||||
static Bool DUMMYSaveScreen(ScreenPtr pScreen, int mode);
|
||||
|
||||
/* Internally used functions */
|
||||
static Bool dummyModeInit(ScrnInfoPtr pScrn, DisplayModePtr mode);
|
||||
static void dummySave(ScrnInfoPtr pScrn);
|
||||
static void dummyRestore(ScrnInfoPtr pScrn, Bool restoreText);
|
||||
|
||||
/* static void DUMMYDisplayPowerManagementSet(ScrnInfoPtr pScrn, */
|
||||
/* int PowerManagementMode, int flags); */
|
||||
|
||||
#define VERSION 4000
|
||||
#define DUMMY_NAME "DUMMY"
|
||||
#define DUMMY_DRIVER_NAME "dummy"
|
||||
|
||||
#define DUMMY_MAJOR_VERSION 0
|
||||
#define DUMMY_MINOR_VERSION 1
|
||||
#define DUMMY_PATCHLEVEL 0
|
||||
|
||||
/*
|
||||
* This is intentionally screen-independent. It indicates the binding
|
||||
* choice made in the first PreInit.
|
||||
*/
|
||||
static int pix24bpp = 0;
|
||||
|
||||
|
||||
/*
|
||||
* This contains the functions needed by the server after loading the driver
|
||||
* module. It must be supplied, and gets passed back by the SetupProc
|
||||
* function in the dynamic case. In the static case, a reference to this
|
||||
* is compiled in, and this requires that the name of this DriverRec be
|
||||
* an upper-case version of the driver name.
|
||||
*/
|
||||
|
||||
DriverRec DUMMY = {
|
||||
VERSION,
|
||||
DUMMY_DRIVER_NAME,
|
||||
DUMMYIdentify,
|
||||
DUMMYProbe,
|
||||
DUMMYAvailableOptions,
|
||||
NULL,
|
||||
0
|
||||
};
|
||||
|
||||
static SymTabRec DUMMYChipsets[] = {
|
||||
{ DUMMY_CHIP, "dummy" },
|
||||
{ -1, NULL }
|
||||
};
|
||||
|
||||
typedef enum {
|
||||
OPTION_SW_CURSOR
|
||||
} DUMMYOpts;
|
||||
|
||||
static const OptionInfoRec DUMMYOptions[] = {
|
||||
{ OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE },
|
||||
{ -1, NULL, OPTV_NONE, {0}, FALSE }
|
||||
};
|
||||
|
||||
|
||||
/*
|
||||
* List of symbols from other modules that this module references. This
|
||||
* list is used to tell the loader that it is OK for symbols here to be
|
||||
* unresolved providing that it hasn't been told that they haven't been
|
||||
* told that they are essential via a call to xf86LoaderReqSymbols() or
|
||||
* xf86LoaderReqSymLists(). The purpose is this is to avoid warnings about
|
||||
* unresolved symbols that are not required.
|
||||
*/
|
||||
|
||||
static const char *fbSymbols[] = {
|
||||
"fbPictureInit",
|
||||
"fbScreenInit",
|
||||
NULL
|
||||
};
|
||||
|
||||
static const char *ramdacSymbols[] = {
|
||||
"xf86CreateCursorInfoRec",
|
||||
"xf86DestroyCursorInfoRec",
|
||||
"xf86InitCursor",
|
||||
NULL
|
||||
};
|
||||
|
||||
|
||||
#ifdef XFree86LOADER
|
||||
|
||||
static MODULESETUPPROTO(dummySetup);
|
||||
|
||||
static XF86ModuleVersionInfo dummyVersRec =
|
||||
{
|
||||
"dummy",
|
||||
MODULEVENDORSTRING,
|
||||
MODINFOSTRING1,
|
||||
MODINFOSTRING2,
|
||||
XF86_VERSION_CURRENT,
|
||||
DUMMY_MAJOR_VERSION, DUMMY_MINOR_VERSION, DUMMY_PATCHLEVEL,
|
||||
ABI_CLASS_VIDEODRV,
|
||||
ABI_VIDEODRV_VERSION,
|
||||
MOD_CLASS_VIDEODRV,
|
||||
{0,0,0,0}
|
||||
};
|
||||
|
||||
/*
|
||||
* This is the module init data.
|
||||
* Its name has to be the driver name followed by ModuleData
|
||||
*/
|
||||
XF86ModuleData dummyModuleData = { &dummyVersRec, dummySetup, NULL };
|
||||
|
||||
static pointer
|
||||
dummySetup(pointer module, pointer opts, int *errmaj, int *errmin)
|
||||
{
|
||||
static Bool setupDone = FALSE;
|
||||
|
||||
if (!setupDone) {
|
||||
setupDone = TRUE;
|
||||
xf86AddDriver(&DUMMY, module, 0);
|
||||
|
||||
/*
|
||||
* Modules that this driver always requires can be loaded here
|
||||
* by calling LoadSubModule().
|
||||
*/
|
||||
|
||||
/*
|
||||
* Tell the loader about symbols from other modules that this module
|
||||
* might refer to.
|
||||
*/
|
||||
LoaderRefSymLists(fbSymbols, ramdacSymbols, NULL);
|
||||
/*
|
||||
* The return value must be non-NULL on success even though there
|
||||
* is no TearDownProc.
|
||||
*/
|
||||
return (pointer)1;
|
||||
} else {
|
||||
if (errmaj) *errmaj = LDR_ONCEONLY;
|
||||
return NULL;
|
||||
}
|
||||
}
|
||||
|
||||
#endif /* XFree86LOADER */
|
||||
|
||||
static Bool
|
||||
DUMMYGetRec(ScrnInfoPtr pScrn)
|
||||
{
|
||||
/*
|
||||
* Allocate a DUMMYRec, and hook it into pScrn->driverPrivate.
|
||||
* pScrn->driverPrivate is initialised to NULL, so we can check if
|
||||
* the allocation has already been done.
|
||||
*/
|
||||
if (pScrn->driverPrivate != NULL)
|
||||
return TRUE;
|
||||
|
||||
pScrn->driverPrivate = xnfcalloc(sizeof(DUMMYRec), 1);
|
||||
|
||||
if (pScrn->driverPrivate == NULL)
|
||||
return FALSE;
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
DUMMYFreeRec(ScrnInfoPtr pScrn)
|
||||
{
|
||||
if (pScrn->driverPrivate == NULL)
|
||||
return;
|
||||
xfree(pScrn->driverPrivate);
|
||||
pScrn->driverPrivate = NULL;
|
||||
}
|
||||
|
||||
static const OptionInfoRec *
|
||||
DUMMYAvailableOptions(int chipid, int busid)
|
||||
{
|
||||
return DUMMYOptions;
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
static void
|
||||
DUMMYIdentify(int flags)
|
||||
{
|
||||
xf86PrintChipsets(DUMMY_NAME, "Driver for Dummy chipsets",
|
||||
DUMMYChipsets);
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
static Bool
|
||||
DUMMYProbe(DriverPtr drv, int flags)
|
||||
{
|
||||
Bool foundScreen = FALSE;
|
||||
int numDevSections, numUsed;
|
||||
GDevPtr *devSections;
|
||||
int i;
|
||||
|
||||
if (flags & PROBE_DETECT)
|
||||
return FALSE;
|
||||
/*
|
||||
* Find the config file Device sections that match this
|
||||
* driver, and return if there are none.
|
||||
*/
|
||||
if ((numDevSections = xf86MatchDevice(DUMMY_DRIVER_NAME,
|
||||
&devSections)) <= 0) {
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
numUsed = numDevSections;
|
||||
|
||||
if (numUsed > 0) {
|
||||
|
||||
for (i = 0; i < numUsed; i++) {
|
||||
ScrnInfoPtr pScrn = NULL;
|
||||
int entityIndex =
|
||||
xf86ClaimNoSlot(drv,DUMMY_CHIP,devSections[i],TRUE);
|
||||
/* Allocate a ScrnInfoRec and claim the slot */
|
||||
if ((pScrn = xf86AllocateScreen(drv,0 ))) {
|
||||
xf86AddEntityToScreen(pScrn,entityIndex);
|
||||
pScrn->driverVersion = VERSION;
|
||||
pScrn->driverName = DUMMY_DRIVER_NAME;
|
||||
pScrn->name = DUMMY_NAME;
|
||||
pScrn->Probe = DUMMYProbe;
|
||||
pScrn->PreInit = DUMMYPreInit;
|
||||
pScrn->ScreenInit = DUMMYScreenInit;
|
||||
pScrn->SwitchMode = DUMMYSwitchMode;
|
||||
pScrn->AdjustFrame = DUMMYAdjustFrame;
|
||||
pScrn->EnterVT = DUMMYEnterVT;
|
||||
pScrn->LeaveVT = DUMMYLeaveVT;
|
||||
pScrn->FreeScreen = DUMMYFreeScreen;
|
||||
pScrn->ValidMode = DUMMYValidMode;
|
||||
|
||||
foundScreen = TRUE;
|
||||
}
|
||||
}
|
||||
}
|
||||
return foundScreen;
|
||||
}
|
||||
|
||||
# define RETURN \
|
||||
{ DUMMYFreeRec(pScrn);\
|
||||
return FALSE;\
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
Bool
|
||||
DUMMYPreInit(ScrnInfoPtr pScrn, int flags)
|
||||
{
|
||||
ClockRangePtr clockRanges;
|
||||
int i;
|
||||
DUMMYPtr dPtr;
|
||||
int maxClock = 230000;
|
||||
GDevPtr device = xf86GetEntityInfo(pScrn->entityList[0])->device;
|
||||
|
||||
if (flags & PROBE_DETECT)
|
||||
return TRUE;
|
||||
|
||||
/* Allocate the DummyRec driverPrivate */
|
||||
if (!DUMMYGetRec(pScrn)) {
|
||||
return FALSE;
|
||||
}
|
||||
# define RETURN \
|
||||
{ DUMMYFreeRec(pScrn);\
|
||||
return FALSE;\
|
||||
}
|
||||
|
||||
dPtr = DUMMYPTR(pScrn);
|
||||
|
||||
pScrn->chipset = (char *)xf86TokenToString(DUMMYChipsets,
|
||||
DUMMY_CHIP);
|
||||
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Chipset is a DUMMY\n");
|
||||
|
||||
pScrn->monitor = pScrn->confScreen->monitor;
|
||||
|
||||
if (!xf86SetDepthBpp(pScrn, 8, 8, 8, Support24bppFb | Support32bppFb))
|
||||
return FALSE;
|
||||
else {
|
||||
/* Check that the returned depth is one we support */
|
||||
switch (pScrn->depth) {
|
||||
case 8:
|
||||
case 15:
|
||||
case 16:
|
||||
case 24:
|
||||
break;
|
||||
default:
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
|
||||
"Given depth (%d) is not supported by this driver\n",
|
||||
pScrn->depth);
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
xf86PrintDepthBpp(pScrn);
|
||||
if (pScrn->depth == 8)
|
||||
pScrn->rgbBits = 8;
|
||||
|
||||
/* Get the depth24 pixmap format */
|
||||
if (pScrn->depth == 24 && pix24bpp == 0)
|
||||
pix24bpp = xf86GetBppFromDepth(pScrn, 24);
|
||||
|
||||
/*
|
||||
* This must happen after pScrn->display has been set because
|
||||
* xf86SetWeight references it.
|
||||
*/
|
||||
if (pScrn->depth > 8) {
|
||||
/* The defaults are OK for us */
|
||||
rgb zeros = {0, 0, 0};
|
||||
|
||||
if (!xf86SetWeight(pScrn, zeros, zeros)) {
|
||||
return FALSE;
|
||||
} else {
|
||||
/* XXX check that weight returned is supported */
|
||||
;
|
||||
}
|
||||
}
|
||||
|
||||
if (!xf86SetDefaultVisual(pScrn, -1))
|
||||
return FALSE;
|
||||
|
||||
if (pScrn->depth > 1) {
|
||||
Gamma zeros = {0.0, 0.0, 0.0};
|
||||
|
||||
if (!xf86SetGamma(pScrn, zeros))
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
xf86CollectOptions(pScrn, device->options);
|
||||
/* Process the options */
|
||||
if (!(dPtr->Options = xalloc(sizeof(DUMMYOptions))))
|
||||
return FALSE;
|
||||
memcpy(dPtr->Options, DUMMYOptions, sizeof(DUMMYOptions));
|
||||
|
||||
xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, dPtr->Options);
|
||||
|
||||
xf86GetOptValBool(dPtr->Options, OPTION_SW_CURSOR,&dPtr->swCursor);
|
||||
|
||||
if (device->videoRam != 0) {
|
||||
pScrn->videoRam = device->videoRam;
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "VideoRAM: %d kByte\n",
|
||||
pScrn->videoRam);
|
||||
} else {
|
||||
pScrn->videoRam = 4096;
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "VideoRAM: %d kByte\n",
|
||||
pScrn->videoRam);
|
||||
}
|
||||
|
||||
if (device->dacSpeeds[0] != 0) {
|
||||
maxClock = device->dacSpeeds[0];
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "Max Clock: %d kHz\n",
|
||||
maxClock);
|
||||
} else {
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "Max Clock: %d kHz\n",
|
||||
maxClock);
|
||||
}
|
||||
|
||||
pScrn->progClock = TRUE;
|
||||
/*
|
||||
* Setup the ClockRanges, which describe what clock ranges are available,
|
||||
* and what sort of modes they can be used for.
|
||||
*/
|
||||
clockRanges = (ClockRangePtr)xnfcalloc(sizeof(ClockRange), 1);
|
||||
clockRanges->next = NULL;
|
||||
clockRanges->ClockMulFactor = 1;
|
||||
clockRanges->minClock = 11000; /* guessed §§§ */
|
||||
clockRanges->maxClock = 300000;
|
||||
clockRanges->clockIndex = -1; /* programmable */
|
||||
clockRanges->interlaceAllowed = TRUE;
|
||||
clockRanges->doubleScanAllowed = TRUE;
|
||||
|
||||
/* Subtract memory for HW cursor */
|
||||
|
||||
|
||||
{
|
||||
int apertureSize = (pScrn->videoRam * 1024);
|
||||
i = xf86ValidateModes(pScrn, pScrn->monitor->Modes,
|
||||
pScrn->display->modes, clockRanges,
|
||||
NULL, 256, 2048,(8 * pScrn->bitsPerPixel),
|
||||
128, 2048, pScrn->display->virtualX,
|
||||
pScrn->display->virtualY, apertureSize,
|
||||
LOOKUP_BEST_REFRESH);
|
||||
|
||||
if (i == -1)
|
||||
RETURN;
|
||||
}
|
||||
|
||||
/* Prune the modes marked as invalid */
|
||||
xf86PruneDriverModes(pScrn);
|
||||
|
||||
if (i == 0 || pScrn->modes == NULL) {
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid modes found\n");
|
||||
RETURN;
|
||||
}
|
||||
|
||||
/*
|
||||
* Set the CRTC parameters for all of the modes based on the type
|
||||
* of mode, and the chipset's interlace requirements.
|
||||
*
|
||||
* Calling this is required if the mode->Crtc* values are used by the
|
||||
* driver and if the driver doesn't provide code to set them. They
|
||||
* are not pre-initialised at all.
|
||||
*/
|
||||
xf86SetCrtcForModes(pScrn, 0);
|
||||
|
||||
/* Set the current mode to the first in the list */
|
||||
pScrn->currentMode = pScrn->modes;
|
||||
|
||||
/* Print the list of modes being used */
|
||||
xf86PrintModes(pScrn);
|
||||
|
||||
/* If monitor resolution is set on the command line, use it */
|
||||
xf86SetDpi(pScrn, 0, 0);
|
||||
|
||||
if (xf86LoadSubModule(pScrn, "fb") == NULL) {
|
||||
RETURN;
|
||||
}
|
||||
xf86LoaderReqSymLists(fbSymbols, NULL);
|
||||
|
||||
if (!dPtr->swCursor) {
|
||||
if (!xf86LoadSubModule(pScrn, "ramdac"))
|
||||
RETURN;
|
||||
xf86LoaderReqSymLists(ramdacSymbols, NULL);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
#undef RETURN
|
||||
|
||||
/* Mandatory */
|
||||
static Bool
|
||||
DUMMYEnterVT(int scrnIndex, int flags)
|
||||
{
|
||||
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
|
||||
|
||||
/* Should we re-save the text mode on each VT enter? */
|
||||
if(!dummyModeInit(pScrn, pScrn->currentMode))
|
||||
return FALSE;
|
||||
|
||||
DUMMYAdjustFrame(pScrn->scrnIndex, pScrn->frameX0, pScrn->frameY0, 0);
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
static void
|
||||
DUMMYLeaveVT(int scrnIndex, int flags)
|
||||
{
|
||||
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
|
||||
dummyRestore(pScrn, TRUE);
|
||||
}
|
||||
|
||||
static void
|
||||
DUMMYLoadPalette(
|
||||
ScrnInfoPtr pScrn,
|
||||
int numColors,
|
||||
int *indices,
|
||||
LOCO *colors,
|
||||
VisualPtr pVisual
|
||||
){
|
||||
int i, index, shift, Gshift;
|
||||
DUMMYPtr dPtr = DUMMYPTR(pScrn);
|
||||
|
||||
switch(pScrn->depth) {
|
||||
case 15:
|
||||
shift = Gshift = 1;
|
||||
break;
|
||||
case 16:
|
||||
shift = 0;
|
||||
Gshift = 0;
|
||||
break;
|
||||
default:
|
||||
shift = Gshift = 0;
|
||||
break;
|
||||
}
|
||||
|
||||
for(i = 0; i < numColors; i++) {
|
||||
index = indices[i];
|
||||
dPtr->colors[index].red = colors[index].red << shift;
|
||||
dPtr->colors[index].green = colors[index].green << Gshift;
|
||||
dPtr->colors[index].blue = colors[index].blue << shift;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
static Bool
|
||||
DUMMYScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
|
||||
{
|
||||
ScrnInfoPtr pScrn;
|
||||
DUMMYPtr dPtr;
|
||||
int ret;
|
||||
VisualPtr visual;
|
||||
int height, width;
|
||||
|
||||
/*
|
||||
* we need to get the ScrnInfoRec for this screen, so let's allocate
|
||||
* one first thing
|
||||
*/
|
||||
pScrn = xf86Screens[pScreen->myNum];
|
||||
dPtr = DUMMYPTR(pScrn);
|
||||
|
||||
|
||||
if (!(dPtr->FBBase = xalloc(pScrn->videoRam * 1024)))
|
||||
return FALSE;
|
||||
|
||||
/*
|
||||
* next we save the current state and setup the first mode
|
||||
*/
|
||||
dummySave(pScrn);
|
||||
|
||||
if (!dummyModeInit(pScrn,pScrn->currentMode))
|
||||
return FALSE;
|
||||
DUMMYAdjustFrame(scrnIndex, pScrn->frameX0, pScrn->frameY0, 0);
|
||||
|
||||
/*
|
||||
* Reset visual list.
|
||||
*/
|
||||
miClearVisualTypes();
|
||||
|
||||
/* Setup the visuals we support. */
|
||||
|
||||
if (!miSetVisualTypes(pScrn->depth,
|
||||
miGetDefaultVisualMask(pScrn->depth),
|
||||
pScrn->rgbBits, pScrn->defaultVisual))
|
||||
return FALSE;
|
||||
|
||||
if (!miSetPixmapDepths ()) return FALSE;
|
||||
|
||||
/*
|
||||
* Call the framebuffer layer's ScreenInit function, and fill in other
|
||||
* pScreen fields.
|
||||
*/
|
||||
width = pScrn->virtualX;
|
||||
height = pScrn->virtualY;
|
||||
|
||||
ret = fbScreenInit(pScreen, dPtr->FBBase,
|
||||
pScrn->virtualX, pScrn->virtualY,
|
||||
pScrn->xDpi, pScrn->yDpi,
|
||||
pScrn->displayWidth, pScrn->bitsPerPixel);
|
||||
if (!ret)
|
||||
return FALSE;
|
||||
|
||||
if (pScrn->depth > 8) {
|
||||
/* Fixup RGB ordering */
|
||||
visual = pScreen->visuals + pScreen->numVisuals;
|
||||
while (--visual >= pScreen->visuals) {
|
||||
if ((visual->class | DynamicClass) == DirectColor) {
|
||||
visual->offsetRed = pScrn->offset.red;
|
||||
visual->offsetGreen = pScrn->offset.green;
|
||||
visual->offsetBlue = pScrn->offset.blue;
|
||||
visual->redMask = pScrn->mask.red;
|
||||
visual->greenMask = pScrn->mask.green;
|
||||
visual->blueMask = pScrn->mask.blue;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* must be after RGB ordering fixed */
|
||||
fbPictureInit(pScreen, 0, 0);
|
||||
|
||||
xf86SetBlackWhitePixels(pScreen);
|
||||
|
||||
DUMMYDGAInit(pScreen);
|
||||
|
||||
if (dPtr->swCursor)
|
||||
xf86DrvMsg(scrnIndex, X_CONFIG, "Using Software Cursor.\n");
|
||||
|
||||
{
|
||||
|
||||
|
||||
BoxRec AvailFBArea;
|
||||
int lines = pScrn->videoRam * 1024 /
|
||||
(pScrn->displayWidth * (pScrn->bitsPerPixel >> 3));
|
||||
AvailFBArea.x1 = 0;
|
||||
AvailFBArea.y1 = 0;
|
||||
AvailFBArea.x2 = pScrn->displayWidth;
|
||||
AvailFBArea.y2 = lines;
|
||||
xf86InitFBManager(pScreen, &AvailFBArea);
|
||||
|
||||
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
|
||||
"Using %i scanlines of offscreen memory \n"
|
||||
, lines - pScrn->virtualY);
|
||||
}
|
||||
|
||||
miInitializeBackingStore(pScreen);
|
||||
xf86SetBackingStore(pScreen);
|
||||
xf86SetSilkenMouse(pScreen);
|
||||
|
||||
/* Initialise cursor functions */
|
||||
miDCInitialize (pScreen, xf86GetPointerScreenFuncs());
|
||||
|
||||
|
||||
if (!dPtr->swCursor) {
|
||||
/* HW cursor functions */
|
||||
if (!DUMMYCursorInit(pScreen)) {
|
||||
xf86DrvMsg(scrnIndex, X_ERROR,
|
||||
"Hardware cursor initialization failed\n");
|
||||
return FALSE;
|
||||
}
|
||||
}
|
||||
|
||||
/* Initialise default colourmap */
|
||||
if(!miCreateDefColormap(pScreen))
|
||||
return FALSE;
|
||||
|
||||
if (!xf86HandleColormaps(pScreen, 256, pScrn->rgbBits,
|
||||
DUMMYLoadPalette, NULL,
|
||||
CMAP_PALETTED_TRUECOLOR
|
||||
| CMAP_RELOAD_ON_MODE_SWITCH))
|
||||
return FALSE;
|
||||
|
||||
/* DUMMYInitVideo(pScreen); */
|
||||
|
||||
pScreen->SaveScreen = DUMMYSaveScreen;
|
||||
|
||||
|
||||
/* Wrap the current CloseScreen function */
|
||||
dPtr->CloseScreen = pScreen->CloseScreen;
|
||||
pScreen->CloseScreen = DUMMYCloseScreen;
|
||||
|
||||
/* Report any unused options (only for the first generation) */
|
||||
if (serverGeneration == 1) {
|
||||
xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
Bool
|
||||
DUMMYSwitchMode(int scrnIndex, DisplayModePtr mode, int flags)
|
||||
{
|
||||
return dummyModeInit(xf86Screens[scrnIndex], mode);
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
void
|
||||
DUMMYAdjustFrame(int scrnIndex, int x, int y, int flags)
|
||||
{
|
||||
ScrnInfoPtr pScrn;
|
||||
int Base;
|
||||
|
||||
pScrn = xf86Screens[scrnIndex];
|
||||
|
||||
Base = (y * pScrn->displayWidth + x) >> 2;
|
||||
|
||||
/* Scale Base by the number of bytes per pixel. */
|
||||
switch (pScrn->depth) {
|
||||
case 8 :
|
||||
break;
|
||||
case 15 :
|
||||
case 16 :
|
||||
Base *= 2;
|
||||
break;
|
||||
case 24 :
|
||||
Base *= 3;
|
||||
break;
|
||||
default :
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/* Mandatory */
|
||||
static Bool
|
||||
DUMMYCloseScreen(int scrnIndex, ScreenPtr pScreen)
|
||||
{
|
||||
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
|
||||
DUMMYPtr dPtr = DUMMYPTR(pScrn);
|
||||
|
||||
if(pScrn->vtSema){
|
||||
dummyRestore(pScrn, TRUE);
|
||||
xfree(dPtr->FBBase);
|
||||
}
|
||||
|
||||
if (dPtr->CursorInfo)
|
||||
xf86DestroyCursorInfoRec(dPtr->CursorInfo);
|
||||
|
||||
pScrn->vtSema = FALSE;
|
||||
pScreen->CloseScreen = dPtr->CloseScreen;
|
||||
return (*pScreen->CloseScreen)(scrnIndex, pScreen);
|
||||
}
|
||||
|
||||
/* Optional */
|
||||
static void
|
||||
DUMMYFreeScreen(int scrnIndex, int flags)
|
||||
{
|
||||
DUMMYFreeRec(xf86Screens[scrnIndex]);
|
||||
}
|
||||
|
||||
static Bool
|
||||
DUMMYSaveScreen(ScreenPtr pScreen, int mode)
|
||||
{
|
||||
ScrnInfoPtr pScrn = NULL;
|
||||
DUMMYPtr dPtr;
|
||||
|
||||
if (pScreen != NULL) {
|
||||
pScrn = xf86Screens[pScreen->myNum];
|
||||
dPtr = DUMMYPTR(pScrn);
|
||||
|
||||
dPtr->screenSaver = xf86IsUnblank(mode);
|
||||
}
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
/* Optional */
|
||||
static int
|
||||
DUMMYValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose, int flags)
|
||||
{
|
||||
return(MODE_OK);
|
||||
}
|
||||
|
||||
static void
|
||||
dummySave(ScrnInfoPtr pScrn)
|
||||
{
|
||||
}
|
||||
|
||||
static void
|
||||
dummyRestore(ScrnInfoPtr pScrn, Bool restoreText)
|
||||
{
|
||||
}
|
||||
|
||||
static Bool
|
||||
dummyModeInit(ScrnInfoPtr pScrn, DisplayModePtr mode)
|
||||
{
|
||||
dummyRestore(pScrn, FALSE);
|
||||
|
||||
return(TRUE);
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user