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Diffstat (limited to 'xc/programs/Xserver/hw/xfree86/drivers/r128/r128_dga.c')
-rw-r--r--xc/programs/Xserver/hw/xfree86/drivers/r128/r128_dga.c357
1 files changed, 0 insertions, 357 deletions
diff --git a/xc/programs/Xserver/hw/xfree86/drivers/r128/r128_dga.c b/xc/programs/Xserver/hw/xfree86/drivers/r128/r128_dga.c
deleted file mode 100644
index 9206f4728..000000000
--- a/xc/programs/Xserver/hw/xfree86/drivers/r128/r128_dga.c
+++ /dev/null
@@ -1,357 +0,0 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/r128/r128_dga.c,v 1.4 2000/10/18 17:20:00 alanh Exp $ */
-/*
- * Authors:
- * Ove Kåven <ovek@transgaming.com>,
- * borrowing some code from the Chips and MGA drivers.
- */
-
- /* X and server generic header files */
-#include "xf86.h"
-#include "xf86_OSproc.h"
-#include "xf86_ansic.h"
-
- /* Driver data structures */
-#include "r128.h"
-
- /* DGA support */
-#include "dgaproc.h"
-
-
-static Bool R128_OpenFramebuffer(ScrnInfoPtr, char **, unsigned char **,
- int *, int *, int *);
-static Bool R128_SetMode(ScrnInfoPtr, DGAModePtr);
-static int R128_GetViewport(ScrnInfoPtr);
-static void R128_SetViewport(ScrnInfoPtr, int, int, int);
-static void R128_FillRect(ScrnInfoPtr, int, int, int, int, unsigned long);
-static void R128_BlitRect(ScrnInfoPtr, int, int, int, int, int, int);
-#if 0
-static void R128_BlitTransRect(ScrnInfoPtr, int, int, int, int, int, int,
- unsigned long);
-#endif
-
-static
-DGAFunctionRec R128_DGAFuncs = {
- R128_OpenFramebuffer,
- NULL,
- R128_SetMode,
- R128_SetViewport,
- R128_GetViewport,
- R128WaitForIdle,
- R128_FillRect,
- R128_BlitRect,
-#if 0
- R128_BlitTransRect
-#else
- NULL
-#endif
-};
-
-
-static DGAModePtr
-R128SetupDGAMode(
- ScrnInfoPtr pScrn,
- DGAModePtr modes,
- int *num,
- int bitsPerPixel,
- int depth,
- Bool pixmap,
- int secondPitch,
- unsigned long red,
- unsigned long green,
- unsigned long blue,
- short visualClass
-){
- R128InfoPtr info = R128PTR(pScrn);
- DGAModePtr newmodes = NULL, currentMode;
- DisplayModePtr pMode, firstMode;
- int otherPitch, Bpp = bitsPerPixel >> 3;
- Bool oneMore;
-
- pMode = firstMode = pScrn->modes;
-
- while(pMode) {
-
- otherPitch = secondPitch ? secondPitch : pMode->HDisplay;
-
- if(pMode->HDisplay != otherPitch) {
- newmodes = xrealloc(modes, (*num + 2) * sizeof(DGAModeRec));
- oneMore = TRUE;
- } else {
- newmodes = xrealloc(modes, (*num + 1) * sizeof(DGAModeRec));
- oneMore = FALSE;
- }
-
- if(!newmodes) {
- xfree(modes);
- return NULL;
- }
- modes = newmodes;
-
-SECOND_PASS:
-
- currentMode = modes + *num;
- (*num)++;
-
- currentMode->mode = pMode;
- /* FIXME: is concurrent access really possible? */
- currentMode->flags = DGA_CONCURRENT_ACCESS;
- if(pixmap)
- currentMode->flags |= DGA_PIXMAP_AVAILABLE;
- if(info->accel)
- currentMode->flags |= DGA_FILL_RECT | DGA_BLIT_RECT;
- if(pMode->Flags & V_DBLSCAN)
- currentMode->flags |= DGA_DOUBLESCAN;
- if(pMode->Flags & V_INTERLACE)
- currentMode->flags |= DGA_INTERLACED;
- currentMode->byteOrder = pScrn->imageByteOrder;
- currentMode->depth = depth;
- currentMode->bitsPerPixel = bitsPerPixel;
- currentMode->red_mask = red;
- currentMode->green_mask = green;
- currentMode->blue_mask = blue;
- currentMode->visualClass = visualClass;
- currentMode->viewportWidth = pMode->HDisplay;
- currentMode->viewportHeight = pMode->VDisplay;
- currentMode->xViewportStep = 8;
- currentMode->yViewportStep = 1;
- currentMode->viewportFlags = DGA_FLIP_RETRACE;
- currentMode->offset = 0;
- currentMode->address = (unsigned char*)info->LinearAddr;
-
- if(oneMore) { /* first one is narrow width */
- currentMode->bytesPerScanline = ((pMode->HDisplay * Bpp) + 3) & ~3L;
- currentMode->imageWidth = pMode->HDisplay;
- currentMode->imageHeight = pMode->VDisplay;
- currentMode->pixmapWidth = currentMode->imageWidth;
- currentMode->pixmapHeight = currentMode->imageHeight;
- currentMode->maxViewportX = currentMode->imageWidth -
- currentMode->viewportWidth;
- /* this might need to get clamped to some maximum */
- currentMode->maxViewportY = currentMode->imageHeight -
- currentMode->viewportHeight;
- oneMore = FALSE;
- goto SECOND_PASS;
- } else {
- currentMode->bytesPerScanline = ((otherPitch * Bpp) + 3) & ~3L;
- currentMode->imageWidth = otherPitch;
- currentMode->imageHeight = pMode->VDisplay;
- currentMode->pixmapWidth = currentMode->imageWidth;
- currentMode->pixmapHeight = currentMode->imageHeight;
- currentMode->maxViewportX = currentMode->imageWidth -
- currentMode->viewportWidth;
- /* this might need to get clamped to some maximum */
- currentMode->maxViewportY = currentMode->imageHeight -
- currentMode->viewportHeight;
- }
-
- pMode = pMode->next;
- if(pMode == firstMode)
- break;
- }
-
- return modes;
-}
-
-
-Bool
-R128DGAInit(ScreenPtr pScreen)
-{
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- R128InfoPtr info = R128PTR(pScrn);
- DGAModePtr modes = NULL;
- int num = 0;
-
- /* 8 */
- modes = R128SetupDGAMode (pScrn, modes, &num, 8, 8,
- (pScrn->bitsPerPixel == 8),
- (pScrn->bitsPerPixel != 8) ? 0 : pScrn->displayWidth,
- 0, 0, 0, PseudoColor);
-
- /* 15 */
- modes = R128SetupDGAMode (pScrn, modes, &num, 16, 15,
- (pScrn->bitsPerPixel == 16),
- (pScrn->depth != 15) ? 0 : pScrn->displayWidth,
- 0x7c00, 0x03e0, 0x001f, TrueColor);
-
- modes = R128SetupDGAMode (pScrn, modes, &num, 16, 15,
- (pScrn->bitsPerPixel == 16),
- (pScrn->depth != 15) ? 0 : pScrn->displayWidth,
- 0x7c00, 0x03e0, 0x001f, DirectColor);
-
- /* 16 */
- modes = R128SetupDGAMode (pScrn, modes, &num, 16, 16,
- (pScrn->bitsPerPixel == 16),
- (pScrn->depth != 16) ? 0 : pScrn->displayWidth,
- 0xf800, 0x07e0, 0x001f, TrueColor);
-
- modes = R128SetupDGAMode (pScrn, modes, &num, 16, 16,
- (pScrn->bitsPerPixel == 16),
- (pScrn->depth != 16) ? 0 : pScrn->displayWidth,
- 0xf800, 0x07e0, 0x001f, DirectColor);
-
- /* 24 */
- modes = R128SetupDGAMode (pScrn, modes, &num, 24, 24,
- (pScrn->bitsPerPixel == 24),
- (pScrn->bitsPerPixel != 24) ? 0 : pScrn->displayWidth,
- 0xff0000, 0x00ff00, 0x0000ff, TrueColor);
-
- modes = R128SetupDGAMode (pScrn, modes, &num, 24, 24,
- (pScrn->bitsPerPixel == 24),
- (pScrn->bitsPerPixel != 24) ? 0 : pScrn->displayWidth,
- 0xff0000, 0x00ff00, 0x0000ff, DirectColor);
-
- /* 32 */
- modes = R128SetupDGAMode (pScrn, modes, &num, 32, 24,
- (pScrn->bitsPerPixel == 32),
- (pScrn->bitsPerPixel != 32) ? 0 : pScrn->displayWidth,
- 0xff0000, 0x00ff00, 0x0000ff, TrueColor);
-
- modes = R128SetupDGAMode (pScrn, modes, &num, 32, 24,
- (pScrn->bitsPerPixel == 32),
- (pScrn->bitsPerPixel != 32) ? 0 : pScrn->displayWidth,
- 0xff0000, 0x00ff00, 0x0000ff, DirectColor);
-
- info->numDGAModes = num;
- info->DGAModes = modes;
-
- return DGAInit(pScreen, &R128_DGAFuncs, modes, num);
-}
-
-
-static Bool
-R128_SetMode(
- ScrnInfoPtr pScrn,
- DGAModePtr pMode
-){
- static R128FBLayout SavedLayouts[MAXSCREENS];
- int index = pScrn->pScreen->myNum;
- R128InfoPtr info = R128PTR(pScrn);
-
- if(!pMode) { /* restore the original mode */
- /* put the ScreenParameters back */
- if(info->DGAactive)
- memcpy(&info->CurrentLayout, &SavedLayouts[index], sizeof(R128FBLayout));
-
- pScrn->currentMode = info->CurrentLayout.mode;
-
- R128SwitchMode(index, pScrn->currentMode, 0);
- R128AdjustFrame(index, 0, 0, 0);
- info->DGAactive = FALSE;
- } else {
- if(!info->DGAactive) { /* save the old parameters */
- memcpy(&SavedLayouts[index], &info->CurrentLayout, sizeof(R128FBLayout));
- info->DGAactive = TRUE;
- }
-
- info->CurrentLayout.bitsPerPixel = pMode->bitsPerPixel;
- info->CurrentLayout.depth = pMode->depth;
- info->CurrentLayout.displayWidth = pMode->bytesPerScanline /
- (pMode->bitsPerPixel >> 3);
- info->CurrentLayout.pixel_bytes = pMode->bitsPerPixel / 8;
- info->CurrentLayout.pixel_code = (pMode->bitsPerPixel != 16
- ? pMode->bitsPerPixel
- : pMode->depth);
- /* R128ModeInit() will set the mode field */
-
- R128SwitchMode(index, pMode->mode, 0);
- }
-
- return TRUE;
-}
-
-
-
-static int
-R128_GetViewport(
- ScrnInfoPtr pScrn
-){
- R128InfoPtr info = R128PTR(pScrn);
-
- return info->DGAViewportStatus;
-}
-
-
-static void
-R128_SetViewport(
- ScrnInfoPtr pScrn,
- int x, int y,
- int flags
-){
- R128InfoPtr info = R128PTR(pScrn);
-
- R128AdjustFrame(pScrn->pScreen->myNum, x, y, flags);
- info->DGAViewportStatus = 0; /* FIXME */
-}
-
-
-static void
-R128_FillRect (
- ScrnInfoPtr pScrn,
- int x, int y, int w, int h,
- unsigned long color
-){
- R128InfoPtr info = R128PTR(pScrn);
-
- if(info->accel) {
- (*info->accel->SetupForSolidFill)(pScrn, color, GXcopy, ~0);
- (*info->accel->SubsequentSolidFillRect)(pScrn, x, y, w, h);
- SET_SYNC_FLAG(info->accel);
- }
-}
-
-static void
-R128_BlitRect(
- ScrnInfoPtr pScrn,
- int srcx, int srcy,
- int w, int h,
- int dstx, int dsty
-){
- R128InfoPtr info = R128PTR(pScrn);
-
- if(info->accel) {
- int xdir = ((srcx < dstx) && (srcy == dsty)) ? -1 : 1;
- int ydir = (srcy < dsty) ? -1 : 1;
-
- (*info->accel->SetupForScreenToScreenCopy)(
- pScrn, xdir, ydir, GXcopy, ~0, -1);
- (*info->accel->SubsequentScreenToScreenCopy)(
- pScrn, srcx, srcy, dstx, dsty, w, h);
- SET_SYNC_FLAG(info->accel);
- }
-}
-
-
-#if 0
-static void
-R128_BlitTransRect(
- ScrnInfoPtr pScrn,
- int srcx, int srcy,
- int w, int h,
- int dstx, int dsty,
- unsigned long color
-){
- /* this one should be separate since the XAA function would
- prohibit usage of ~0 as the key */
-}
-#endif
-
-
-static Bool
-R128_OpenFramebuffer(
- ScrnInfoPtr pScrn,
- char **name,
- unsigned char **mem,
- int *size,
- int *offset,
- int *flags
-){
- R128InfoPtr info = R128PTR(pScrn);
-
- *name = NULL; /* no special device */
- *mem = (unsigned char*)info->LinearAddr;
- *size = info->FbMapSize;
- *offset = 0;
- *flags = /* DGA_NEED_ROOT */ 0; /* don't need root, just /dev/mem access */
-
- return TRUE;
-}
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