diff options
Diffstat (limited to 'xorg-server/hw/kdrive/ati/ati_cursor.c')
| -rw-r--r-- | xorg-server/hw/kdrive/ati/ati_cursor.c | 559 |
1 files changed, 0 insertions, 559 deletions
diff --git a/xorg-server/hw/kdrive/ati/ati_cursor.c b/xorg-server/hw/kdrive/ati/ati_cursor.c deleted file mode 100644 index d2ce686df..000000000 --- a/xorg-server/hw/kdrive/ati/ati_cursor.c +++ /dev/null @@ -1,559 +0,0 @@ -/* - * Copyright © 2004 Eric Anholt - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Eric Anholt not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Eric Anholt makes no - * representations about the suitability of this software for any purpose. It - * is provided "as is" without express or implied warranty. - * - * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL ERIC ANHOLT BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -#ifdef HAVE_CONFIG_H -#include <kdrive-config.h> -#endif -#include "ati.h" -#include "ati_reg.h" -#include "cursorstr.h" -#include "ati_draw.h" - -static void -ATIMoveCursor(ScreenPtr pScreen, int x, int y) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - CARD16 xoff, yoff; - char *mmio = atic->reg_base; - int stride = atic->is_radeon ? 256 : 16; - - if (!pCurPriv->has_cursor) - return; - - if (!pScreenPriv->enabled) - return; - - x -= pCurPriv->xhot; - xoff = 0; - if (x < 0) { - xoff = -x; - x = 0; - } - y -= pCurPriv->yhot; - yoff = 0; - if (y < 0) { - yoff = -y; - y = 0; - } - - MMIO_OUT32(mmio, ATI_REG_CUR_HORZ_VERT_OFF, ATI_CUR_LOCK | - (xoff << 16) | yoff); - MMIO_OUT32(mmio, ATI_REG_CUR_HORZ_VERT_POSN, ATI_CUR_LOCK | - (x << 16) | y); - MMIO_OUT32(mmio, ATI_REG_CUR_OFFSET, (pCurPriv->area->offset + yoff * - stride)); -} - -static void -ClassicAllocCursorColors(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - CursorPtr pCursor = pCurPriv->pCursor; - - KdAllocateCursorPixels(pScreen, 0, pCursor, &pCurPriv->source, - &pCurPriv->mask); - switch (pScreenPriv->screen->fb[0].bitsPerPixel) { - case 4: - pCurPriv->source |= pCurPriv->source << 4; - pCurPriv->mask |= pCurPriv->mask << 4; - /* FALLTHROUGH */ - case 8: - pCurPriv->source |= pCurPriv->source << 8; - pCurPriv->mask |= pCurPriv->mask << 8; - /* FALLTHROUGH */ - case 16: - pCurPriv->source |= pCurPriv->source << 16; - pCurPriv->mask |= pCurPriv->mask << 16; - } -} - -static void -ClassicSetCursorColors(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - char *mmio = atic->reg_base; - - MMIO_OUT32(mmio, ATI_REG_CUR_CLR0, pCurPriv->mask); - MMIO_OUT32(mmio, ATI_REG_CUR_CLR1, pCurPriv->source); -} - -static void -ClassicRecolorCursor(ScreenPtr pScreen, int ndef, xColorItem *pdef) -{ - KdScreenPriv(pScreen); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - CursorPtr pCursor = pCurPriv->pCursor; - - if (!pCurPriv->has_cursor || !pCursor) - return; - - if (!pScreenPriv->enabled) - return; - - if (pdef) { - while (ndef != 0) { - if (pdef->pixel == pCurPriv->source || - pdef->pixel == pCurPriv->mask) - break; - ndef--; - } - - if (ndef == 0) - return; - } - ClassicAllocCursorColors(pScreen); - ClassicSetCursorColors(pScreen); -} - -#define InvertBits32(v) do { \ - v = ((v & 0x55555555) << 1) | ((v >> 1) & 0x55555555); \ - v = ((v & 0x33333333) << 2) | ((v >> 2) & 0x33333333); \ - v = ((v & 0x0f0f0f0f) << 4) | ((v >> 4) & 0x0f0f0f0f); \ -} while (0) - -static void -ClassicLoadCursor(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - CursorPtr pCursor = pCurPriv->pCursor; - CursorBitsPtr bits = pCursor->bits; - int h; - CARD32 *ram, *msk, *mskLine, *src, *srcLine; - int i; - int lwsrc; - CARD32 tmp; - char *mmio = atic->reg_base; - - ClassicAllocCursorColors(pScreen); - - pCurPriv->pCursor = pCursor; - pCurPriv->xhot = pCursor->bits->xhot; - pCurPriv->yhot = pCursor->bits->yhot; - - /* Stick new image into cursor memory */ - ram = (CARD32 *)(pScreenPriv->screen->memory_base + - pCurPriv->area->offset); - mskLine = (CARD32 *)bits->mask; - srcLine = (CARD32 *)bits->source; - - h = bits->height; - if (h > ATI_CURSOR_HEIGHT) - h = ATI_CURSOR_HEIGHT; - - lwsrc = BitmapBytePad(bits->width) / 4; /* words per line */ - - tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL); - MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp & ~ATI_CRTC_CUR_EN); - - for (i = 0; i < ATI_CURSOR_HEIGHT; i++) { - CARD32 m1, m2, s1, s2; - - msk = mskLine; - src = srcLine; - mskLine += lwsrc; - srcLine += lwsrc; - - if (i < h && 0 < lwsrc) { - m1 = ~*msk++; - s1 = *src++; - InvertBits32(m1); - InvertBits32(s1); - } else { - m1 = 0xffffffff; - s1 = 0x0; - } - if (i < h && 1 < lwsrc) { - m2 = ~*msk++; - s2 = *src++; - InvertBits32(m2); - InvertBits32(s2); - } else { - m2 = 0xffffffff; - s2 = 0x0; - } - - *ram++ = m1; - *ram++ = m2; - *ram++ = s1; - *ram++ = s2; - } - - /* Not sure why this is necessary, but it prevents some cursor - * corruption. Not even all of it. - */ - for (i = 0; i < ATI_CURSOR_HEIGHT; i++) { - *ram++ = 0xffffffff; - *ram++ = 0xffffffff; - *ram++ = 0x0; - *ram++ = 0x0; - } - - /* Enable the cursor */ - tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL); - MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp | ATI_CRTC_CUR_EN); - - /* Set new color */ - ClassicSetCursorColors(pScreen); - -} - -static void -RadeonLoadCursor(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - CursorPtr pCursor = pCurPriv->pCursor; - CursorBitsPtr bits = pCursor->bits; - int h, w; - int x, y; - CARD32 *ram, *msk, *mskLine, *src, *srcLine; - int lwsrc; - CARD32 tmp; - char *mmio = atic->reg_base; - - pCurPriv->pCursor = pCursor; - pCurPriv->xhot = pCursor->bits->xhot; - pCurPriv->yhot = pCursor->bits->yhot; - - w = bits->width; - if (w > ATI_CURSOR_WIDTH) - w = ATI_CURSOR_WIDTH; - - h = bits->height; - if (h > ATI_CURSOR_HEIGHT) - h = ATI_CURSOR_HEIGHT; - - tmp = MMIO_IN32(mmio, 0x7c); - tmp = 0x00010f80; - MMIO_OUT32 (mmio, 0x7c, tmp); - - tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL); - tmp &= ~(ATI_CRTC_CUR_EN | ATI_CRTC_ICON_EN | ATI_CRTC_ARGB_EN); - MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp); - - /* Stick new image into cursor memory */ - ram = (CARD32 *)(pScreenPriv->screen->memory_base + - pCurPriv->area->offset); - if (pCursor->bits->argb) - { - srcLine = pCursor->bits->argb; - for (y = 0; y < h; y++) - { - src = srcLine; - srcLine += pCursor->bits->width; - for (x = 0; x < w; x++) - *ram++ = *src++; - for (; x < ATI_CURSOR_WIDTH; x++) - *ram++ = 0; - } - for (; y < ATI_CURSOR_HEIGHT; y++) - for (x = 0; x < ATI_CURSOR_WIDTH; x++) - *ram++ = 0; - } - else - { - CARD32 colors[4]; - - colors[0] = 0; - colors[1] = 0; - colors[2] = (((pCursor->backRed >> 8) << 16) | - ((pCursor->backGreen >> 8) << 8) | - ((pCursor->backBlue >> 8) << 0) | - 0xff000000); - colors[3] = (((pCursor->foreRed >> 8) << 16) | - ((pCursor->foreGreen >> 8) << 8) | - ((pCursor->foreBlue >> 8) << 0) | - 0xff000000); - - mskLine = (CARD32 *)bits->mask; - srcLine = (CARD32 *)bits->source; - - /* words per line */ - lwsrc = BitmapBytePad(bits->width) / 4; - - for (y = 0; y < ATI_CURSOR_HEIGHT; y++) - { - CARD32 m, s; - - msk = mskLine; - src = srcLine; - mskLine += lwsrc; - srcLine += lwsrc; - - for (x = 0; x < ATI_CURSOR_WIDTH / 32; x++) - { - int k; - if (y < h && x < lwsrc) - { - m = *msk++; - s = *src++; - } - else - { - m = 0x0; - s = 0x0; - } - - for (k = 0; k < 32; k++) - { - CARD32 bits = (s & 1) | ((m & 1) << 1); - *ram++ = colors[bits]; - s >>= 1; - m >>= 1; - } - } - } - } - - /* Enable the cursor */ - tmp &= ~(ATI_CRTC_ICON_EN); - tmp |= ATI_CRTC_ARGB_EN; - tmp |= ATI_CRTC_CUR_EN; - MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp); -} - -static void -ATIUnloadCursor(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - char *mmio = atic->reg_base; - CARD32 tmp; - - tmp = MMIO_IN32(mmio, ATI_REG_GEN_CNTL); - tmp &= ~(ATI_CRTC_CUR_EN | ATI_CRTC_ICON_EN | ATI_CRTC_ARGB_EN); - MMIO_OUT32(mmio, ATI_REG_GEN_CNTL, tmp); -} - -static Bool -ATIRealizeCursor(ScreenPtr pScreen, CursorPtr pCursor) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - if (!pScreenPriv->enabled) - return TRUE; - - /* miRecolorCursor does this */ - if (pCursor && pCurPriv->pCursor == pCursor) - { - int x, y; - - miPointerPosition(&x, &y); - if (atic->is_radeon) - RadeonLoadCursor (pScreen); - else - ClassicLoadCursor(pScreen); - /* Move to new position */ - ATIMoveCursor(pScreen, x, y); - } - - return TRUE; -} - -static Bool -ATIUnrealizeCursor(ScreenPtr pScreen, CursorPtr pCursor) -{ - return TRUE; -} - -static void -ATISetCursor(ScreenPtr pScreen, CursorPtr pCursor, int x, int y) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - pCurPriv->pCursor = pCursor; - - if (!pScreenPriv->enabled) - return; - - if (pCursor) - { - if (atic->is_radeon) - RadeonLoadCursor (pScreen); - else - ClassicLoadCursor(pScreen); - /* Move to new position */ - ATIMoveCursor(pScreen, x, y); - } - else - ATIUnloadCursor(pScreen); -} - -miPointerSpriteFuncRec ATIPointerSpriteFuncs = { - ATIRealizeCursor, - ATIUnrealizeCursor, - ATISetCursor, - ATIMoveCursor, -}; - -static void -ATIQueryBestSize(int class, unsigned short *pwidth, unsigned short *pheight, - ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - switch (class) - { - case CursorShape: - if (*pwidth > pCurPriv->width) - *pwidth = pCurPriv->width; - if (*pheight > pCurPriv->height) - *pheight = pCurPriv->height; - if (*pwidth > pScreen->width) - *pwidth = pScreen->width; - if (*pheight > pScreen->height) - *pheight = pScreen->height; - break; - default: - fbQueryBestSize(class, pwidth, pheight, pScreen); - break; - } -} - -static void -ATICursorSave(ScreenPtr pScreen, KdOffscreenArea *area) -{ - KdScreenPriv(pScreen); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - pCurPriv->area = NULL; -} - -void -ATICursorEnable(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - if (!pCurPriv->has_cursor) - return; - - if (pCurPriv->area == NULL) { - if (atic->is_radeon) - pCurPriv->area = KdOffscreenAlloc(pScreen, - ATI_CURSOR_HEIGHT * ATI_CURSOR_WIDTH * 4, - 128, TRUE, ATICursorSave, atis); - else - pCurPriv->area = KdOffscreenAlloc(pScreen, - ATI_CURSOR_HEIGHT * ATI_CURSOR_PITCH * 2, - 32, TRUE, ATICursorSave, atis); - } - if (pCurPriv->area == NULL) - FatalError("Couldn't allocate offscreen memory for cursor.\n"); - - if (pCurPriv->pCursor) { - int x, y; - - miPointerPosition(&x, &y); - if (atic->is_radeon) - RadeonLoadCursor(pScreen); - else - ClassicLoadCursor(pScreen); - /* Move to new position */ - ATIMoveCursor(pScreen, x, y); - } - else - ATIUnloadCursor(pScreen); -} - -void -ATICursorDisable(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - if (!pScreenPriv->enabled || !pCurPriv->has_cursor) - return; - - if (pCurPriv->pCursor) - ATIUnloadCursor(pScreen); -} - -Bool -ATICursorInit(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - pCurPriv->has_cursor = FALSE; - - if (atic->reg_base == NULL) - return FALSE; - - pCurPriv->width = ATI_CURSOR_WIDTH; - pCurPriv->height= ATI_CURSOR_HEIGHT; - pScreen->QueryBestSize = ATIQueryBestSize; - miPointerInitialize(pScreen, &ATIPointerSpriteFuncs, - &kdPointerScreenFuncs, FALSE); - pCurPriv->has_cursor = TRUE; - pCurPriv->pCursor = NULL; - return TRUE; -} - -void -ATIRecolorCursor (ScreenPtr pScreen, int ndef, xColorItem *pdef) -{ - KdScreenPriv(pScreen); - ATICardInfo(pScreenPriv); - - if (!atic->is_radeon) - ClassicRecolorCursor (pScreen, ndef, pdef); -} - -void -ATICursorFini(ScreenPtr pScreen) -{ - KdScreenPriv(pScreen); - ATIScreenInfo(pScreenPriv); - ATICursor *pCurPriv = &atis->cursor; - - pCurPriv->has_cursor = FALSE; - pCurPriv->pCursor = NULL; -} |