diff options
Diffstat (limited to 'xorg-server/hw/kdrive/ephyr/XF86dri.c')
| -rw-r--r-- | xorg-server/hw/kdrive/ephyr/XF86dri.c | 654 |
1 files changed, 0 insertions, 654 deletions
diff --git a/xorg-server/hw/kdrive/ephyr/XF86dri.c b/xorg-server/hw/kdrive/ephyr/XF86dri.c deleted file mode 100644 index 15b62191f..000000000 --- a/xorg-server/hw/kdrive/ephyr/XF86dri.c +++ /dev/null @@ -1,654 +0,0 @@ -/* $XFree86: xc/lib/GL/dri/XF86dri.c,v 1.13 2002/10/30 12:51:25 alanh Exp $ */ -/************************************************************************** - -Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. -Copyright 2000 VA Linux Systems, Inc. -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 the rights to use, copy, modify, merge, publish, -distribute, sub license, 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 PRECISION INSIGHT AND/OR ITS 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: - * Kevin E. Martin <martin@valinux.com> - * Jens Owen <jens@tungstengraphics.com> - * Rickard E. (Rik) Faith <faith@valinux.com> - * - */ - -/* - * This file has been copied from the mesa source tree and a little bit - * modified by: - * - * Dodji Seketeli <dodji@openedhand.com> - */ - -#ifdef HAVE_CONFIG_H -#include <kdrive-config.h> -#endif -/* - * including some server headers (like kdrive-config.h) - * might define the macro _XSERVER64 - * on 64 bits machines. That macro must _NOT_ be defined for Xlib - * client code, otherwise bad things happen. - * So let's undef that macro if necessary. - */ -#ifdef _XSERVER64 -#undef _XSERVER64 -#endif - -/* THIS IS NOT AN X CONSORTIUM STANDARD */ - -#include <X11/Xlibint.h> -#include <X11/extensions/Xext.h> -#include <X11/extensions/extutil.h> -#include <GL/glx.h> -#include "xf86dri.h" -#include <X11/dri/xf86driproto.h> -#include <limits.h> - -static XExtensionInfo _xf86dri_info_data; -static XExtensionInfo *xf86dri_info = &_xf86dri_info_data; -static char xf86dri_extension_name[] = XF86DRINAME; - -#define XF86DRICheckExtension(dpy,i,val) \ - XextCheckExtension (dpy, i, xf86dri_extension_name, val) - -/***************************************************************************** - * * - * private utility routines * - * * - *****************************************************************************/ - -static int close_display(Display * dpy, XExtCodes * extCodes); - -static /* const */ XExtensionHooks xf86dri_extension_hooks = { - NULL, /* create_gc */ - NULL, /* copy_gc */ - NULL, /* flush_gc */ - NULL, /* free_gc */ - NULL, /* create_font */ - NULL, /* free_font */ - close_display, /* close_display */ - NULL, /* wire_to_event */ - NULL, /* event_to_wire */ - NULL, /* error */ - NULL, /* error_string */ -}; - -static -XEXT_GENERATE_FIND_DISPLAY(find_display, xf86dri_info, - xf86dri_extension_name, - &xf86dri_extension_hooks, 0, NULL) - -static -XEXT_GENERATE_CLOSE_DISPLAY(close_display, xf86dri_info) - -/***************************************************************************** - * * - * public XFree86-DRI Extension routines * - * * - *****************************************************************************/ -#if 0 -#include <stdio.h> -#define TRACE(msg) fprintf(stderr,"XF86DRI%s\n", msg); -#else -#define TRACE(msg) -#endif -Bool -XF86DRIOpenFullScreen(Display * dpy, int screen, Drawable drawable); -Bool -XF86DRICloseFullScreen(Display * dpy, int screen, Drawable drawable); - -Bool -XF86DRIQueryExtension(Display * dpy, int *event_basep, int *error_basep) -{ - XExtDisplayInfo *info = find_display(dpy); - - TRACE("QueryExtension..."); - if (XextHasExtension(info)) { - *event_basep = info->codes->first_event; - *error_basep = info->codes->first_error; - TRACE("QueryExtension... return True"); - return True; - } - else { - TRACE("QueryExtension... return False"); - return False; - } -} - -Bool -XF86DRIQueryVersion(Display * dpy, int *majorVersion, int *minorVersion, - int *patchVersion) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIQueryVersionReply rep; - xXF86DRIQueryVersionReq *req; - - TRACE("QueryVersion..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIQueryVersion, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIQueryVersion; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryVersion... return False"); - return False; - } - *majorVersion = rep.majorVersion; - *minorVersion = rep.minorVersion; - *patchVersion = rep.patchVersion; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryVersion... return True"); - return True; -} - -Bool -XF86DRIQueryDirectRenderingCapable(Display * dpy, int screen, Bool *isCapable) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIQueryDirectRenderingCapableReply rep; - xXF86DRIQueryDirectRenderingCapableReq *req; - - TRACE("QueryDirectRenderingCapable..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIQueryDirectRenderingCapable, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIQueryDirectRenderingCapable; - req->screen = screen; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryDirectRenderingCapable... return False"); - return False; - } - *isCapable = rep.isCapable; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("QueryDirectRenderingCapable... return True"); - return True; -} - -Bool -XF86DRIOpenConnection(Display * dpy, int screen, - drm_handle_t * hSAREA, char **busIdString) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIOpenConnectionReply rep; - xXF86DRIOpenConnectionReq *req; - - TRACE("OpenConnection..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIOpenConnection, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIOpenConnection; - req->screen = screen; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("OpenConnection... return False"); - return False; - } - - *hSAREA = rep.hSAREALow; - if (sizeof(drm_handle_t) == 8) { - int shift = 32; /* var to prevent warning on next line */ - - *hSAREA |= ((drm_handle_t) rep.hSAREAHigh) << shift; - } - - if (rep.length) { - if (rep.busIdStringLength < INT_MAX) - *busIdString = calloc(rep.busIdStringLength + 1, 1); - else - *busIdString = NULL; - if (*busIdString == NULL) { - _XEatDataWords(dpy, rep.length); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("OpenConnection... return False"); - return False; - } - _XReadPad(dpy, *busIdString, rep.busIdStringLength); - } - else { - *busIdString = NULL; - } - UnlockDisplay(dpy); - SyncHandle(); - TRACE("OpenConnection... return True"); - return True; -} - -Bool -XF86DRIAuthConnection(Display * dpy, int screen, drm_magic_t magic) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIAuthConnectionReq *req; - xXF86DRIAuthConnectionReply rep; - - TRACE("AuthConnection..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIAuthConnection, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIAuthConnection; - req->screen = screen; - req->magic = magic; - rep.authenticated = 0; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse) || !rep.authenticated) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("AuthConnection... return False"); - return False; - } - UnlockDisplay(dpy); - SyncHandle(); - TRACE("AuthConnection... return True"); - return True; -} - -Bool -XF86DRICloseConnection(Display * dpy, int screen) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRICloseConnectionReq *req; - - TRACE("CloseConnection..."); - - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRICloseConnection, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRICloseConnection; - req->screen = screen; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CloseConnection... return True"); - return True; -} - -Bool -XF86DRIGetClientDriverName(Display * dpy, int screen, - int *ddxDriverMajorVersion, - int *ddxDriverMinorVersion, - int *ddxDriverPatchVersion, char **clientDriverName) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIGetClientDriverNameReply rep; - xXF86DRIGetClientDriverNameReq *req; - - TRACE("GetClientDriverName..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIGetClientDriverName, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIGetClientDriverName; - req->screen = screen; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetClientDriverName... return False"); - return False; - } - - *ddxDriverMajorVersion = rep.ddxDriverMajorVersion; - *ddxDriverMinorVersion = rep.ddxDriverMinorVersion; - *ddxDriverPatchVersion = rep.ddxDriverPatchVersion; - - if (rep.length) { - if (rep.clientDriverNameLength < INT_MAX) - *clientDriverName = calloc(rep.clientDriverNameLength + 1, 1); - else - *clientDriverName = NULL; - if (*clientDriverName == NULL) { - _XEatDataWords(dpy, rep.length); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetClientDriverName... return False"); - return False; - } - _XReadPad(dpy, *clientDriverName, rep.clientDriverNameLength); - } - else { - *clientDriverName = NULL; - } - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetClientDriverName... return True"); - return True; -} - -Bool -XF86DRICreateContextWithConfig(Display * dpy, int screen, int configID, - XID *context, drm_context_t * hHWContext) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRICreateContextReply rep; - xXF86DRICreateContextReq *req; - - TRACE("CreateContext..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRICreateContext, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRICreateContext; - req->visual = configID; - req->screen = screen; - *context = XAllocID(dpy); - req->context = *context; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateContext... return False"); - return False; - } - *hHWContext = rep.hHWContext; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateContext... return True"); - return True; -} - -Bool -XF86DRICreateContext(Display * dpy, int screen, Visual * visual, - XID *context, drm_context_t * hHWContext) -{ - return XF86DRICreateContextWithConfig(dpy, screen, visual->visualid, - context, hHWContext); -} - -GLboolean -XF86DRIDestroyContext(Display * dpy, int screen, XID context) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIDestroyContextReq *req; - - TRACE("DestroyContext..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIDestroyContext, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIDestroyContext; - req->screen = screen; - req->context = context; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("DestroyContext... return True"); - return True; -} - -GLboolean -XF86DRICreateDrawable(Display * dpy, int screen, - XID drawable, drm_drawable_t * hHWDrawable) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRICreateDrawableReply rep; - xXF86DRICreateDrawableReq *req; - - TRACE("CreateDrawable..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRICreateDrawable, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRICreateDrawable; - req->screen = screen; - req->drawable = drawable; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateDrawable... return False"); - return False; - } - *hHWDrawable = rep.hHWDrawable; - UnlockDisplay(dpy); - SyncHandle(); - TRACE("CreateDrawable... return True"); - return True; -} - -static int -noopErrorHandler(Display * dpy, XErrorEvent * xerr) -{ - return 0; -} - -GLboolean -XF86DRIDestroyDrawable(Display * dpy, int screen, XID drawable) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIDestroyDrawableReq *req; - int (*oldXErrorHandler) (Display *, XErrorEvent *); - - TRACE("DestroyDrawable..."); - XF86DRICheckExtension(dpy, info, False); - - /* This is called from the DRI driver, which used call it like this - * - * if (windowExists(drawable)) - * destroyDrawable(drawable); - * - * which is a textbook race condition - the window may disappear - * from the server between checking for its existance and - * destroying it. Instead we change the semantics of - * __DRIinterfaceMethodsRec::destroyDrawable() to succeed even if - * the windows is gone, by wrapping the destroy call in an error - * handler. */ - - XSync(dpy, GL_FALSE); - oldXErrorHandler = XSetErrorHandler(noopErrorHandler); - - LockDisplay(dpy); - GetReq(XF86DRIDestroyDrawable, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIDestroyDrawable; - req->screen = screen; - req->drawable = drawable; - UnlockDisplay(dpy); - SyncHandle(); - - XSetErrorHandler(oldXErrorHandler); - - TRACE("DestroyDrawable... return True"); - return True; -} - -Bool -XF86DRIGetDrawableInfo(Display * dpy, int screen, Drawable drawable, - unsigned int *index, unsigned int *stamp, - int *X, int *Y, int *W, int *H, - int *numClipRects, drm_clip_rect_t ** pClipRects, - int *backX, int *backY, - int *numBackClipRects, drm_clip_rect_t ** pBackClipRects) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIGetDrawableInfoReply rep; - xXF86DRIGetDrawableInfoReq *req = NULL; - int total_rects; - - TRACE("GetDrawableInfo..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIGetDrawableInfo, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIGetDrawableInfo; - req->screen = screen; - req->drawable = drawable; - - if (!_XReply(dpy, (xReply *) &rep, 1, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDrawableInfo... return False"); - return False; - } - *index = rep.drawableTableIndex; - *stamp = rep.drawableTableStamp; - *X = (int) rep.drawableX; - *Y = (int) rep.drawableY; - *W = (int) rep.drawableWidth; - *H = (int) rep.drawableHeight; - *numClipRects = rep.numClipRects; - total_rects = *numClipRects; - - *backX = rep.backX; - *backY = rep.backY; - *numBackClipRects = rep.numBackClipRects; - total_rects += *numBackClipRects; - -#if 0 - /* Because of the fix in Xserver/GL/dri/xf86dri.c, this check breaks - * backwards compatibility (Because of the >> 2 shift) but the fix - * enables multi-threaded apps to work. - */ - if (rep.length != ((((SIZEOF(xXF86DRIGetDrawableInfoReply) - - SIZEOF(xGenericReply) + - total_rects * sizeof(drm_clip_rect_t)) + - 3) & ~3) >> 2)) { - _XEatDataWords(dpy, rep.length); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDrawableInfo... return False"); - return False; - } -#endif - - if (*numClipRects) { - int len = sizeof(drm_clip_rect_t) * (*numClipRects); - - *pClipRects = (drm_clip_rect_t *) calloc(len, 1); - if (*pClipRects) - _XRead(dpy, (char *) *pClipRects, len); - } - else { - *pClipRects = NULL; - } - - if (*numBackClipRects) { - int len = sizeof(drm_clip_rect_t) * (*numBackClipRects); - - *pBackClipRects = (drm_clip_rect_t *) calloc(len, 1); - if (*pBackClipRects) - _XRead(dpy, (char *) *pBackClipRects, len); - } - else { - *pBackClipRects = NULL; - } - - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDrawableInfo... return True"); - return True; -} - -Bool -XF86DRIGetDeviceInfo(Display * dpy, int screen, drm_handle_t * hFrameBuffer, - int *fbOrigin, int *fbSize, int *fbStride, - int *devPrivateSize, void **pDevPrivate) -{ - XExtDisplayInfo *info = find_display(dpy); - xXF86DRIGetDeviceInfoReply rep; - xXF86DRIGetDeviceInfoReq *req; - - TRACE("GetDeviceInfo..."); - XF86DRICheckExtension(dpy, info, False); - - LockDisplay(dpy); - GetReq(XF86DRIGetDeviceInfo, req); - req->reqType = info->codes->major_opcode; - req->driReqType = X_XF86DRIGetDeviceInfo; - req->screen = screen; - if (!_XReply(dpy, (xReply *) &rep, 0, xFalse)) { - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDeviceInfo... return False"); - return False; - } - - *hFrameBuffer = rep.hFrameBufferLow; - if (sizeof(drm_handle_t) == 8) { - int shift = 32; /* var to prevent warning on next line */ - - *hFrameBuffer |= ((drm_handle_t) rep.hFrameBufferHigh) << shift; - } - - *fbOrigin = rep.framebufferOrigin; - *fbSize = rep.framebufferSize; - *fbStride = rep.framebufferStride; - *devPrivateSize = rep.devPrivateSize; - - if (rep.length) { - if (!(*pDevPrivate = (void *) calloc(rep.devPrivateSize, 1))) { - _XEatDataWords(dpy, rep.length); - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDeviceInfo... return False"); - return False; - } - _XRead(dpy, (char *) *pDevPrivate, rep.devPrivateSize); - } - else { - *pDevPrivate = NULL; - } - - UnlockDisplay(dpy); - SyncHandle(); - TRACE("GetDeviceInfo... return True"); - return True; -} - -Bool -XF86DRIOpenFullScreen(Display * dpy, int screen, Drawable drawable) -{ - /* This function and the underlying X protocol are deprecated. - */ - (void) dpy; - (void) screen; - (void) drawable; - return False; -} - -Bool -XF86DRICloseFullScreen(Display * dpy, int screen, Drawable drawable) -{ - /* This function and the underlying X protocol are deprecated. - */ - (void) dpy; - (void) screen; - (void) drawable; - return True; -} |