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Diffstat (limited to 'xorg-server/hw/xfree86/modes/xf86DiDGA.c')
-rw-r--r--xorg-server/hw/xfree86/modes/xf86DiDGA.c119
1 files changed, 21 insertions, 98 deletions
diff --git a/xorg-server/hw/xfree86/modes/xf86DiDGA.c b/xorg-server/hw/xfree86/modes/xf86DiDGA.c
index 0964cefa7..0f7b8342c 100644
--- a/xorg-server/hw/xfree86/modes/xf86DiDGA.c
+++ b/xorg-server/hw/xfree86/modes/xf86DiDGA.c
@@ -72,8 +72,7 @@ xf86_dga_get_modes (ScreenPtr pScreen)
mode = modes + num++;
mode->mode = display_mode;
- mode->flags = DGA_CONCURRENT_ACCESS | DGA_PIXMAP_AVAILABLE;
- mode->flags |= DGA_FILL_RECT | DGA_BLIT_RECT;
+ mode->flags = DGA_CONCURRENT_ACCESS;
if (display_mode->Flags & V_DBLSCAN)
mode->flags |= DGA_DOUBLESCAN;
if (display_mode->Flags & V_INTERLACE)
@@ -91,14 +90,14 @@ xf86_dga_get_modes (ScreenPtr pScreen)
mode->yViewportStep = 1;
mode->viewportFlags = DGA_FLIP_RETRACE;
mode->offset = 0;
- mode->address = (unsigned char *) xf86_config->dga_address;
- mode->bytesPerScanline = xf86_config->dga_stride;
- mode->imageWidth = xf86_config->dga_width;
- mode->imageHeight = xf86_config->dga_height;
+ mode->address = 0;
+ mode->imageWidth = mode->viewportWidth;
+ mode->imageHeight = mode->viewportHeight;
+ mode->bytesPerScanline = (mode->imageWidth * scrn->bitsPerPixel) >> 3;
mode->pixmapWidth = mode->imageWidth;
mode->pixmapHeight = mode->imageHeight;
- mode->maxViewportX = mode->imageWidth - mode->viewportWidth;
- mode->maxViewportY = mode->imageHeight - mode->viewportHeight;
+ mode->maxViewportX = 0;
+ mode->maxViewportY = 0;
display_mode = display_mode->next;
if (display_mode == scrn->modes)
@@ -149,93 +148,11 @@ xf86_dga_set_viewport(ScrnInfoPtr scrn, int x, int y, int flags)
}
static Bool
-xf86_dga_get_drawable_and_gc (ScrnInfoPtr scrn, DrawablePtr *ppDrawable, GCPtr *ppGC)
-{
- ScreenPtr pScreen = scrn->pScreen;
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- PixmapPtr pPixmap;
- GCPtr pGC;
-
- pPixmap = GetScratchPixmapHeader (pScreen, xf86_config->dga_width, xf86_config->dga_height,
- scrn->depth, scrn->bitsPerPixel, xf86_config->dga_stride,
- (char *) scrn->memPhysBase + scrn->fbOffset);
- if (!pPixmap)
- return FALSE;
- pGC = GetScratchGC (scrn->depth, pScreen);
- if (!pGC)
- {
- FreeScratchPixmapHeader (pPixmap);
- return FALSE;
- }
- *ppDrawable = &pPixmap->drawable;
- *ppGC = pGC;
- return TRUE;
-}
-
-static void
-xf86_dga_release_drawable_and_gc (ScrnInfoPtr scrn, DrawablePtr pDrawable, GCPtr pGC)
-{
- FreeScratchGC (pGC);
- FreeScratchPixmapHeader ((PixmapPtr) pDrawable);
-}
-
-static void
-xf86_dga_fill_rect(ScrnInfoPtr scrn, int x, int y, int w, int h, unsigned long color)
-{
- GCPtr pGC;
- DrawablePtr pDrawable;
- XID vals[1];
- xRectangle r;
-
- if (!xf86_dga_get_drawable_and_gc (scrn, &pDrawable, &pGC))
- return;
- vals[0] = color;
- ChangeGC (pGC, GCForeground, vals);
- ValidateGC (pDrawable, pGC);
- r.x = x;
- r.y = y;
- r.width = w;
- r.height = h;
- pGC->ops->PolyFillRect (pDrawable, pGC, 1, &r);
- xf86_dga_release_drawable_and_gc (scrn, pDrawable, pGC);
-}
-
-static void
-xf86_dga_sync(ScrnInfoPtr scrn)
-{
- ScreenPtr pScreen = scrn->pScreen;
- WindowPtr pRoot = WindowTable [pScreen->myNum];
- char buffer[4];
-
- pScreen->GetImage (&pRoot->drawable, 0, 0, 1, 1, ZPixmap, ~0L, buffer);
-}
-
-static void
-xf86_dga_blit_rect(ScrnInfoPtr scrn, int srcx, int srcy, int w, int h, int dstx, int dsty)
-{
- DrawablePtr pDrawable;
- GCPtr pGC;
-
- if (!xf86_dga_get_drawable_and_gc (scrn, &pDrawable, &pGC))
- return;
- ValidateGC (pDrawable, pGC);
- pGC->ops->CopyArea (pDrawable, pDrawable, pGC, srcx, srcy, w, h, dstx, dsty);
- xf86_dga_release_drawable_and_gc (scrn, pDrawable, pGC);
-}
-
-static Bool
xf86_dga_open_framebuffer(ScrnInfoPtr scrn,
char **name,
unsigned char **mem, int *size, int *offset, int *flags)
{
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
-
- *size = xf86_config->dga_stride * xf86_config->dga_height;
- *mem = (unsigned char *) (xf86_config->dga_address);
- *offset = 0;
- *flags = DGA_NEED_ROOT;
-
- return TRUE;
+ return FALSE;
}
static void
@@ -249,9 +166,9 @@ static DGAFunctionRec xf86_dga_funcs = {
xf86_dga_set_mode,
xf86_dga_set_viewport,
xf86_dga_get_viewport,
- xf86_dga_sync,
- xf86_dga_fill_rect,
- xf86_dga_blit_rect,
+ NULL,
+ NULL,
+ NULL,
NULL
};
@@ -261,6 +178,9 @@ xf86DiDGAReInit (ScreenPtr pScreen)
ScrnInfoPtr scrn = xf86Screens[pScreen->myNum];
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ if (!DGAAvailable(pScreen->myNum))
+ return TRUE;
+
if (!xf86_dga_get_modes (pScreen))
return FALSE;
@@ -273,11 +193,14 @@ xf86DiDGAInit (ScreenPtr pScreen, unsigned long dga_address)
ScrnInfoPtr scrn = xf86Screens[pScreen->myNum];
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ if (DGAAvailable(pScreen->myNum))
+ return TRUE;
+
xf86_config->dga_flags = 0;
- xf86_config->dga_address = dga_address;
- xf86_config->dga_width = scrn->virtualX;
- xf86_config->dga_height = scrn->virtualY;
- xf86_config->dga_stride = scrn->displayWidth * scrn->bitsPerPixel >> 3;
+ xf86_config->dga_address = 0;
+ xf86_config->dga_width = 0;
+ xf86_config->dga_height = 0;
+ xf86_config->dga_stride = 0;
if (!xf86_dga_get_modes (pScreen))
return FALSE;