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authormarha <marha@users.sourceforge.net>2009-07-25 20:12:58 +0000
committermarha <marha@users.sourceforge.net>2009-07-25 20:12:58 +0000
commit2553bdd7c359cd87525d367761c86932cec5adff (patch)
treeae71245933c98474a699d3e392de5820879b2018 /xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c
parente2c51f2ee7b0a3ea1a052fc49324057b4a4bbc78 (diff)
parent4a3dbb926ae3f5410198d7cc4f4ebe4f62eebf05 (diff)
downloadvcxsrv-2553bdd7c359cd87525d367761c86932cec5adff.tar.gz
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svn merge file:///D:/svnrepos/vcxsrv/branches/released .
Diffstat (limited to 'xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c')
-rw-r--r--xorg-server/hw/xfree86/dixmods/extmod/xf86dga2.c369
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;
}