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-rw-r--r--src/r128_cursor.c263
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diff --git a/src/r128_cursor.c b/src/r128_cursor.c
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--- a/src/r128_cursor.c
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@@ -1,263 +0,0 @@
-/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/r128_cursor.c,v 1.6 2003/02/13 20:28:40 tsi Exp $ */
-/*
- * Copyright 1999, 2000 ATI Technologies Inc., Markham, Ontario,
- * Precision Insight, Inc., Cedar Park, Texas, and
- * VA Linux Systems Inc., Fremont, California.
- *
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL ATI, PRECISION INSIGHT, VA LINUX
- * SYSTEMS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- */
-
-/*
- * Authors:
- * Rickard E. Faith <faith@valinux.com>
- * Kevin E. Martin <martin@valinux.com>
- *
- * References:
- *
- * RAGE 128 VR/ RAGE 128 GL Register Reference Manual (Technical
- * Reference Manual P/N RRG-G04100-C Rev. 0.04), ATI Technologies: April
- * 1999.
- *
- * RAGE 128 Software Development Manual (Technical Reference Manual P/N
- * SDK-G04000 Rev. 0.01), ATI Technologies: June 1999.
- *
- */
-
- /* Driver data structures */
-#include "r128.h"
-#include "r128_reg.h"
-
- /* X and server generic header files */
-#include "xf86.h"
-
-#if X_BYTE_ORDER == X_BIG_ENDIAN
-#define P_SWAP32( a , b ) \
- ((char *)a)[0] = ((char *)b)[3]; \
- ((char *)a)[1] = ((char *)b)[2]; \
- ((char *)a)[2] = ((char *)b)[1]; \
- ((char *)a)[3] = ((char *)b)[0]
-
-#define P_SWAP16( a , b ) \
- ((char *)a)[0] = ((char *)b)[1]; \
- ((char *)a)[1] = ((char *)b)[0]; \
- ((char *)a)[2] = ((char *)b)[3]; \
- ((char *)a)[3] = ((char *)b)[2]
-#endif
-
-
-/* Set cursor foreground and background colors. */
-static void R128SetCursorColors(ScrnInfoPtr pScrn, int bg, int fg)
-{
- R128InfoPtr info = R128PTR(pScrn);
- unsigned char *R128MMIO = info->MMIO;
-
- OUTREG(R128_CUR_CLR0, bg);
- OUTREG(R128_CUR_CLR1, fg);
-}
-
-/* Set cursor position to (x,y) with offset into cursor bitmap at
- (xorigin,yorigin). */
-static void R128SetCursorPosition(ScrnInfoPtr pScrn, int x, int y)
-{
- R128InfoPtr info = R128PTR(pScrn);
- unsigned char *R128MMIO = info->MMIO;
- xf86CursorInfoPtr cursor = info->cursor;
- int xorigin = 0;
- int yorigin = 0;
- int total_y = pScrn->frameY1 - pScrn->frameY0;
-
- if (x < 0) xorigin = -x;
- if (y < 0) yorigin = -y;
- if (y > total_y) y = total_y;
- if (info->Flags & V_DBLSCAN) y *= 2;
- if (xorigin >= cursor->MaxWidth) xorigin = cursor->MaxWidth - 1;
- if (yorigin >= cursor->MaxHeight) yorigin = cursor->MaxHeight - 1;
-
- OUTREG(R128_CUR_HORZ_VERT_OFF, R128_CUR_LOCK | (xorigin << 16) | yorigin);
- OUTREG(R128_CUR_HORZ_VERT_POSN, (R128_CUR_LOCK
- | ((xorigin ? 0 : x) << 16)
- | (yorigin ? 0 : y)));
- OUTREG(R128_CUR_OFFSET, info->cursor_start + yorigin * 16);
-}
-
-/* Copy cursor image from `image' to video memory. R128SetCursorPosition
- will be called after this, so we can ignore xorigin and yorigin. */
-static void R128LoadCursorImage(ScrnInfoPtr pScrn, unsigned char *image)
-{
- R128InfoPtr info = R128PTR(pScrn);
- unsigned char *R128MMIO = info->MMIO;
- CARD32 *s = (pointer)image;
- CARD32 *d = (pointer)(info->FB + info->cursor_start);
- int y;
- CARD32 save;
-
- save = INREG(R128_CRTC_GEN_CNTL);
- OUTREG(R128_CRTC_GEN_CNTL, save & (CARD32)~R128_CRTC_CUR_EN);
-
-#if X_BYTE_ORDER == X_BIG_ENDIAN
- switch(info->CurrentLayout.pixel_bytes) {
- case 4:
- case 3:
- for (y = 0; y < 64; y++) {
- P_SWAP32(d,s);
- d++; s++;
- P_SWAP32(d,s);
- d++; s++;
- P_SWAP32(d,s);
- d++; s++;
- P_SWAP32(d,s);
- d++; s++;
- }
- break;
- case 2:
- for (y = 0; y < 64; y++) {
- P_SWAP16(d,s);
- d++; s++;
- P_SWAP16(d,s);
- d++; s++;
- P_SWAP16(d,s);
- d++; s++;
- P_SWAP16(d,s);
- d++; s++;
- }
- break;
- default:
- for (y = 0; y < 64; y++) {
- *d++ = *s++;
- *d++ = *s++;
- *d++ = *s++;
- *d++ = *s++;
- }
- }
-#else
- for (y = 0; y < 64; y++) {
- *d++ = *s++;
- *d++ = *s++;
- *d++ = *s++;
- *d++ = *s++;
- }
-#endif
-
- /* Set the area after the cursor to be all transparent so that we
- won't display corrupted cursors on the screen */
- for (y = 0; y < 64; y++) {
- *d++ = 0xffffffff; /* The AND bits */
- *d++ = 0xffffffff;
- *d++ = 0x00000000; /* The XOR bits */
- *d++ = 0x00000000;
- }
-
-
- OUTREG(R128_CRTC_GEN_CNTL, save);
-}
-
-/* Hide hardware cursor. */
-static void R128HideCursor(ScrnInfoPtr pScrn)
-{
- R128InfoPtr info = R128PTR(pScrn);
- unsigned char *R128MMIO = info->MMIO;
-
- OUTREGP(R128_CRTC_GEN_CNTL, 0, ~R128_CRTC_CUR_EN);
-}
-
-/* Show hardware cursor. */
-static void R128ShowCursor(ScrnInfoPtr pScrn)
-{
- R128InfoPtr info = R128PTR(pScrn);
- unsigned char *R128MMIO = info->MMIO;
-
- OUTREGP(R128_CRTC_GEN_CNTL, R128_CRTC_CUR_EN, ~R128_CRTC_CUR_EN);
-}
-
-/* Determine if hardware cursor is in use. */
-static Bool R128UseHWCursor(ScreenPtr pScreen, CursorPtr pCurs)
-{
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- R128InfoPtr info = R128PTR(pScrn);
-
- return info->cursor_start ? TRUE : FALSE;
-}
-
-/* Initialize hardware cursor support. */
-Bool R128CursorInit(ScreenPtr pScreen)
-{
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- R128InfoPtr info = R128PTR(pScrn);
- xf86CursorInfoPtr cursor;
- FBAreaPtr fbarea;
- int width;
- int height;
- int size;
-
-
- if (!(cursor = info->cursor = xf86CreateCursorInfoRec())) return FALSE;
-
- cursor->MaxWidth = 64;
- cursor->MaxHeight = 64;
- cursor->Flags = (HARDWARE_CURSOR_TRUECOLOR_AT_8BPP
- | HARDWARE_CURSOR_SHOW_TRANSPARENT
- | HARDWARE_CURSOR_UPDATE_UNHIDDEN
-#if X_BYTE_ORDER == X_LITTLE_ENDIAN
- | HARDWARE_CURSOR_BIT_ORDER_MSBFIRST
-#endif
- | HARDWARE_CURSOR_INVERT_MASK
- | HARDWARE_CURSOR_AND_SOURCE_WITH_MASK
- | HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64
- | HARDWARE_CURSOR_SWAP_SOURCE_AND_MASK);
-
- cursor->SetCursorColors = R128SetCursorColors;
- cursor->SetCursorPosition = R128SetCursorPosition;
- cursor->LoadCursorImage = R128LoadCursorImage;
- cursor->HideCursor = R128HideCursor;
- cursor->ShowCursor = R128ShowCursor;
- cursor->UseHWCursor = R128UseHWCursor;
-
- size = (cursor->MaxWidth/4) * cursor->MaxHeight;
- width = pScrn->displayWidth;
- height = (size*2 + 1023) / pScrn->displayWidth;
- fbarea = xf86AllocateOffscreenArea(pScreen,
- width,
- height,
- 16,
- NULL,
- NULL,
- NULL);
-
- if (!fbarea) {
- info->cursor_start = 0;
- xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
- "Hardware cursor disabled"
- " due to insufficient offscreen memory\n");
- } else {
- info->cursor_start = R128_ALIGN((fbarea->box.x1
- + width * fbarea->box.y1)
- * info->CurrentLayout.pixel_bytes, 16);
- info->cursor_end = info->cursor_start + size;
- }
-
- R128TRACE(("R128CursorInit (0x%08x-0x%08x)\n",
- info->cursor_start, info->cursor_end));
-
- return xf86InitCursor(pScreen, cursor);
-}
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