diff options
Diffstat (limited to 'xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c')
| -rw-r--r-- | xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c | 369 |
1 files changed, 337 insertions, 32 deletions
diff --git a/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c b/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c index 295e05e9e..df0030e80 100644 --- a/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c +++ b/xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c @@ -1,8 +1,10 @@ /* - Copyright (c) 1999 - The XFree86 Project Inc. - - Written by Mark Vojkovich -*/ + * Copyright (c) 1995 Jon Tombs + * Copyright (c) 1995, 1996, 1999 XFree86 Inc + * Copyright (c) 1999 - The XFree86 Project Inc. + * + * Written by Mark Vojkovich + */ #ifdef HAVE_XORG_CONFIG_H @@ -33,6 +35,8 @@ #include "modinit.h" +#define DGA_PROTOCOL_OLD_SUPPORT 1 + static DISPATCH_PROC(ProcXDGADispatch); static DISPATCH_PROC(SProcXDGADispatch); static DISPATCH_PROC(ProcXDGAQueryVersion); @@ -62,7 +66,8 @@ unsigned char DGAReqCode = 0; int DGAErrorBase; int DGAEventBase; -static DevPrivateKey DGAClientPrivateKey = &DGAClientPrivateKey; +static int DGAClientPrivateKeyIndex; +static DevPrivateKey DGAClientPrivateKey = &DGAClientPrivateKeyIndex; static int DGACallbackRefCount = 0; /* This holds the client's version information */ @@ -140,7 +145,7 @@ ProcXDGAOpenFramebuffer(ClientPtr client) if (stuff->screen > screenInfo.numScreens) return BadValue; - if (!DGAAvailable(stuff->screen)) + if (!DGAAvailable(stuff->screen)) return DGAErrorBase + XF86DGANoDirectVideoMode; REQUEST_SIZE_MATCH(xXDGAOpenFramebufferReq); @@ -148,9 +153,9 @@ ProcXDGAOpenFramebuffer(ClientPtr client) rep.length = 0; rep.sequenceNumber = client->sequence; - if(!DGAOpenFramebuffer(stuff->screen, &deviceName, + if(!DGAOpenFramebuffer(stuff->screen, &deviceName, (unsigned char**)(&rep.mem1), - (int*)&rep.size, (int*)&rep.offset, (int*)&rep.extra)) + (int*)&rep.size, (int*)&rep.offset, (int*)&rep.extra)) { return BadAlloc; } @@ -174,7 +179,7 @@ ProcXDGACloseFramebuffer(ClientPtr client) if (stuff->screen > screenInfo.numScreens) return BadValue; - if (!DGAAvailable(stuff->screen)) + if (!DGAAvailable(stuff->screen)) return DGAErrorBase + XF86DGANoDirectVideoMode; REQUEST_SIZE_MATCH(xXDGACloseFramebufferReq); @@ -258,7 +263,7 @@ ProcXDGAQueryModes(ClientPtr client) info.viewport_flags = mode[i].viewportFlags; info.reserved1 = mode[i].reserved1; info.reserved2 = mode[i].reserved2; - + WriteToClient(client, sz_xXDGAModeInfo, (char*)(&info)); WriteToClient(client, size, mode[i].name); } @@ -269,7 +274,7 @@ ProcXDGAQueryModes(ClientPtr client) } -static void +static void DGAClientStateChange ( CallbackListPtr* pcbl, pointer nulldata, @@ -286,7 +291,7 @@ DGAClientStateChange ( } } - if(client && + if(client && ((client->clientState == ClientStateGone) || (client->clientState == ClientStateRetained))) { XDGAModeRec mode; @@ -321,10 +326,10 @@ ProcXDGASetMode(ClientPtr client) rep.flags = 0; rep.sequenceNumber = client->sequence; - if (!DGAAvailable(stuff->screen)) + if (!DGAAvailable(stuff->screen)) return DGAErrorBase + XF86DGANoDirectVideoMode; - if(DGAClients[stuff->screen] && + if(DGAClients[stuff->screen] && (DGAClients[stuff->screen] != client)) return DGAErrorBase + XF86DGANoDirectVideoMode; @@ -338,7 +343,7 @@ ProcXDGASetMode(ClientPtr client) DGASetMode(stuff->screen, 0, &mode, &pPix); WriteToClient(client, sz_xXDGASetModeReply, (char*)&rep); return (client->noClientException); - } + } if(Success != DGASetMode(stuff->screen, stuff->mode, &mode, &pPix)) return BadValue; @@ -358,7 +363,7 @@ ProcXDGASetMode(ClientPtr client) } size = strlen(mode.name) + 1; - + info.byte_order = mode.byteOrder; info.depth = mode.depth; info.num = mode.num; @@ -426,7 +431,7 @@ ProcXDGAInstallColormap(ClientPtr client) return DGAErrorBase + XF86DGADirectNotActivated; REQUEST_SIZE_MATCH(xXDGAInstallColormapReq); - + cmap = (ColormapPtr)LookupIDByType(stuff->cmap, RT_COLORMAP); if (cmap) { DGAInstallCmap(cmap); @@ -452,7 +457,7 @@ ProcXDGASelectInput(ClientPtr client) return DGAErrorBase + XF86DGADirectNotActivated; REQUEST_SIZE_MATCH(xXDGASelectInputReq); - + if(DGAClients[stuff->screen] == client) DGASelectInput(stuff->screen, client, stuff->mask); @@ -472,7 +477,7 @@ ProcXDGAFillRectangle(ClientPtr client) return DGAErrorBase + XF86DGADirectNotActivated; REQUEST_SIZE_MATCH(xXDGAFillRectangleReq); - + if(Success != DGAFillRect(stuff->screen, stuff->x, stuff->y, stuff->width, stuff->height, stuff->color)) return BadMatch; @@ -492,7 +497,7 @@ ProcXDGACopyArea(ClientPtr client) return DGAErrorBase + XF86DGADirectNotActivated; REQUEST_SIZE_MATCH(xXDGACopyAreaReq); - + if(Success != DGABlitRect(stuff->screen, stuff->srcx, stuff->srcy, stuff->width, stuff->height, stuff->dstx, stuff->dsty)) return BadMatch; @@ -513,7 +518,7 @@ ProcXDGACopyTransparentArea(ClientPtr client) return DGAErrorBase + XF86DGADirectNotActivated; REQUEST_SIZE_MATCH(xXDGACopyTransparentAreaReq); - + if(Success != DGABlitTransRect(stuff->screen, stuff->srcx, stuff->srcy, stuff->width, stuff->height, stuff->dstx, stuff->dsty, stuff->key)) return BadMatch; @@ -606,7 +611,7 @@ ProcXDGAChangePixmapMode(ClientPtr client) rep.type = X_Reply; rep.length = 0; rep.sequenceNumber = client->sequence; - + x = stuff->x; y = stuff->y; @@ -637,8 +642,8 @@ ProcXDGACreateColormap(ClientPtr client) if(!stuff->mode) return BadValue; - - result = DGACreateColormap(stuff->screen, client, stuff->id, + + result = DGACreateColormap(stuff->screen, client, stuff->id, stuff->mode, stuff->alloc); if(result != Success) return result; @@ -646,6 +651,287 @@ ProcXDGACreateColormap(ClientPtr client) return (client->noClientException); } +/* + * + * Support for the old DGA protocol, used to live in xf86dga.c + * + */ + +#ifdef DGA_PROTOCOL_OLD_SUPPORT + +static DISPATCH_PROC(ProcXF86DGADirectVideo); +static DISPATCH_PROC(ProcXF86DGAGetVidPage); +static DISPATCH_PROC(ProcXF86DGAGetVideoLL); +static DISPATCH_PROC(ProcXF86DGAGetViewPortSize); +static DISPATCH_PROC(ProcXF86DGASetVidPage); +static DISPATCH_PROC(ProcXF86DGASetViewPort); +static DISPATCH_PROC(ProcXF86DGAInstallColormap); +static DISPATCH_PROC(ProcXF86DGAQueryDirectVideo); +static DISPATCH_PROC(ProcXF86DGAViewPortChanged); + + +static int +ProcXF86DGAGetVideoLL(ClientPtr client) +{ + REQUEST(xXF86DGAGetVideoLLReq); + xXF86DGAGetVideoLLReply rep; + XDGAModeRec mode; + int num, offset, flags; + char *name; + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + REQUEST_SIZE_MATCH(xXF86DGAGetVideoLLReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + + if(!DGAAvailable(stuff->screen)) + return (DGAErrorBase + XF86DGANoDirectVideoMode); + + if(!(num = DGAGetOldDGAMode(stuff->screen))) + return (DGAErrorBase + XF86DGANoDirectVideoMode); + + /* get the parameters for the mode that best matches */ + DGAGetModeInfo(stuff->screen, &mode, num); + + if(!DGAOpenFramebuffer(stuff->screen, &name, + (unsigned char**)(&rep.offset), + (int*)(&rep.bank_size), &offset, &flags)) + return BadAlloc; + + rep.offset += mode.offset; + rep.width = mode.bytesPerScanline / (mode.bitsPerPixel >> 3); + rep.ram_size = rep.bank_size >> 10; + + WriteToClient(client, SIZEOF(xXF86DGAGetVideoLLReply), (char *)&rep); + return (client->noClientException); +} + +static int +ProcXF86DGADirectVideo(ClientPtr client) +{ + int num; + PixmapPtr pix; + XDGAModeRec mode; + REQUEST(xXF86DGADirectVideoReq); + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + REQUEST_SIZE_MATCH(xXF86DGADirectVideoReq); + + if (!DGAAvailable(stuff->screen)) + return DGAErrorBase + XF86DGANoDirectVideoMode; + + if (DGAClients[stuff->screen] && + (DGAClients[stuff->screen] != client)) + return DGAErrorBase + XF86DGANoDirectVideoMode; + + if (stuff->enable & XF86DGADirectGraphics) { + if(!(num = DGAGetOldDGAMode(stuff->screen))) + return (DGAErrorBase + XF86DGANoDirectVideoMode); + } else + num = 0; + + if(Success != DGASetMode(stuff->screen, num, &mode, &pix)) + return (DGAErrorBase + XF86DGAScreenNotActive); + + DGASetInputMode (stuff->screen, + (stuff->enable & XF86DGADirectKeyb) != 0, + (stuff->enable & XF86DGADirectMouse) != 0); + + /* We need to track the client and attach the teardown callback */ + if (stuff->enable & + (XF86DGADirectGraphics | XF86DGADirectKeyb | XF86DGADirectMouse)) { + if (!DGAClients[stuff->screen]) { + if (DGACallbackRefCount++ == 0) + AddCallback (&ClientStateCallback, DGAClientStateChange, NULL); + } + + DGAClients[stuff->screen] = client; + } else { + if (DGAClients[stuff->screen]) { + if (--DGACallbackRefCount == 0) + DeleteCallback(&ClientStateCallback, DGAClientStateChange, NULL); + } + + DGAClients[stuff->screen] = NULL; + } + + return (client->noClientException); +} + +static int +ProcXF86DGAGetViewPortSize(ClientPtr client) +{ + int num; + XDGAModeRec mode; + REQUEST(xXF86DGAGetViewPortSizeReq); + xXF86DGAGetViewPortSizeReply rep; + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + REQUEST_SIZE_MATCH(xXF86DGAGetViewPortSizeReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + + if (!DGAAvailable(stuff->screen)) + return (DGAErrorBase + XF86DGANoDirectVideoMode); + + if(!(num = DGAGetOldDGAMode(stuff->screen))) + return (DGAErrorBase + XF86DGANoDirectVideoMode); + + DGAGetModeInfo(stuff->screen, &mode, num); + + rep.width = mode.viewportWidth; + rep.height = mode.viewportHeight; + + WriteToClient(client, SIZEOF(xXF86DGAGetViewPortSizeReply), (char *)&rep); + return (client->noClientException); +} + +static int +ProcXF86DGASetViewPort(ClientPtr client) +{ + REQUEST(xXF86DGASetViewPortReq); + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + if (DGAClients[stuff->screen] != client) + return DGAErrorBase + XF86DGADirectNotActivated; + + REQUEST_SIZE_MATCH(xXF86DGASetViewPortReq); + + if (!DGAAvailable(stuff->screen)) + return (DGAErrorBase + XF86DGANoDirectVideoMode); + + if (!DGAActive(stuff->screen)) + return DGAErrorBase + XF86DGADirectNotActivated; + + if (DGASetViewport(stuff->screen, stuff->x, stuff->y, DGA_FLIP_RETRACE) + != Success) + return DGAErrorBase + XF86DGADirectNotActivated; + + return (client->noClientException); +} + +static int +ProcXF86DGAGetVidPage(ClientPtr client) +{ + REQUEST(xXF86DGAGetVidPageReq); + xXF86DGAGetVidPageReply rep; + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + REQUEST_SIZE_MATCH(xXF86DGAGetVidPageReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.vpage = 0; /* silently fail */ + + WriteToClient(client, SIZEOF(xXF86DGAGetVidPageReply), (char *)&rep); + return (client->noClientException); +} + + +static int +ProcXF86DGASetVidPage(ClientPtr client) +{ + REQUEST(xXF86DGASetVidPageReq); + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + REQUEST_SIZE_MATCH(xXF86DGASetVidPageReq); + + /* silently fail */ + + return (client->noClientException); +} + + +static int +ProcXF86DGAInstallColormap(ClientPtr client) +{ + ColormapPtr pcmp; + REQUEST(xXF86DGAInstallColormapReq); + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + if (DGAClients[stuff->screen] != client) + return DGAErrorBase + XF86DGADirectNotActivated; + + REQUEST_SIZE_MATCH(xXF86DGAInstallColormapReq); + + if (!DGAActive(stuff->screen)) + return (DGAErrorBase + XF86DGADirectNotActivated); + + pcmp = (ColormapPtr )LookupIDByType(stuff->id, RT_COLORMAP); + if (pcmp) { + DGAInstallCmap(pcmp); + return (client->noClientException); + } else { + client->errorValue = stuff->id; + return (BadColor); + } +} + +static int +ProcXF86DGAQueryDirectVideo(ClientPtr client) +{ + REQUEST(xXF86DGAQueryDirectVideoReq); + xXF86DGAQueryDirectVideoReply rep; + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + REQUEST_SIZE_MATCH(xXF86DGAQueryDirectVideoReq); + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.flags = 0; + + if (DGAAvailable(stuff->screen)) + rep.flags = XF86DGADirectPresent; + + WriteToClient(client, SIZEOF(xXF86DGAQueryDirectVideoReply), (char *)&rep); + return (client->noClientException); +} + +static int +ProcXF86DGAViewPortChanged(ClientPtr client) +{ + REQUEST(xXF86DGAViewPortChangedReq); + xXF86DGAViewPortChangedReply rep; + + if (stuff->screen > screenInfo.numScreens) + return BadValue; + + if (DGAClients[stuff->screen] != client) + return DGAErrorBase + XF86DGADirectNotActivated; + + REQUEST_SIZE_MATCH(xXF86DGAViewPortChangedReq); + + if (!DGAActive(stuff->screen)) + return (DGAErrorBase + XF86DGADirectNotActivated); + + rep.type = X_Reply; + rep.length = 0; + rep.sequenceNumber = client->sequence; + rep.result = 1; + + WriteToClient(client, SIZEOF(xXF86DGAViewPortChangedReply), (char *)&rep); + return (client->noClientException); +} + +#endif /* DGA_PROTOCOL_OLD_SUPPORT */ static int SProcXDGADispatch (ClientPtr client) @@ -701,15 +987,11 @@ ProcXDGADispatch (ClientPtr client) if (stuff->data <= X_XDGACreateColormap) fprintf (stderr, " DGA %s\n", dgaMinor[stuff->data]); #endif - - /* divert old protocol */ -#if 1 - if( (stuff->data <= X_XF86DGAViewPortChanged) && - (stuff->data >= X_XF86DGAGetVideoLL)) - return ProcXF86DGADispatch(client); -#endif switch (stuff->data){ + /* + * DGA2 Protocol + */ case X_XDGAQueryVersion: return ProcXDGAQueryVersion(client); case X_XDGAQueryModes: @@ -742,6 +1024,29 @@ ProcXDGADispatch (ClientPtr client) return ProcXDGAChangePixmapMode(client); case X_XDGACreateColormap: return ProcXDGACreateColormap(client); + /* + * Old DGA Protocol + */ +#ifdef DGA_PROTOCOL_OLD_SUPPORT + case X_XF86DGAGetVideoLL: + return ProcXF86DGAGetVideoLL(client); + case X_XF86DGADirectVideo: + return ProcXF86DGADirectVideo(client); + case X_XF86DGAGetViewPortSize: + return ProcXF86DGAGetViewPortSize(client); + case X_XF86DGASetViewPort: + return ProcXF86DGASetViewPort(client); + case X_XF86DGAGetVidPage: + return ProcXF86DGAGetVidPage(client); + case X_XF86DGASetVidPage: + return ProcXF86DGASetVidPage(client); + case X_XF86DGAInstallColormap: + return ProcXF86DGAInstallColormap(client); + case X_XF86DGAQueryDirectVideo: + return ProcXF86DGAQueryDirectVideo(client); + case X_XF86DGAViewPortChanged: + return ProcXF86DGAViewPortChanged(client); +#endif /* DGA_PROTOCOL_OLD_SUPPORT */ default: return BadRequest; } @@ -750,5 +1055,5 @@ ProcXDGADispatch (ClientPtr client) void XFree86DGARegister(INITARGS) { - XDGAEventBase = &DGAEventBase; + XDGAEventBase = &DGAEventBase; } |