> > This gives x11spice access to a modern virtual/offscreen > frame buffer driver for the Xorg X server. We will then > make slight revisions to make it more suitable for use with Spice. > > The overall result should be a more functional stack, > as compared to the existing xf86-video-qxl driver, as we gain > a wide range of Mesa features for free. It also simplifies > the overall process. > > This is from https://gitlab.freedesktop.org/xorg/driver/xf86-video-dummy > as of 850c0516. > > Signed-off-by: Jeremy White <jwhite@xxxxxxxxxxxxxxx> Acked-by: Frediano Ziglio <fziglio@xxxxxxxxxx> > --- > v2: Provide a specific URL for reference to the upstream xorg driver. > v3: Unchanged > --- > spice-video-dummy/COPYING | 2 + > spice-video-dummy/Makefile.am | 31 ++ > spice-video-dummy/README.md | 18 + > spice-video-dummy/autogen.sh | 17 + > spice-video-dummy/configure.ac | 72 ++++ > spice-video-dummy/src/Makefile.am | 39 ++ > spice-video-dummy/src/compat-api.h | 101 +++++ > spice-video-dummy/src/dummy.h | 59 +++ > spice-video-dummy/src/dummy_cursor.c | 102 +++++ > spice-video-dummy/src/dummy_driver.c | 740 > +++++++++++++++++++++++++++++++++++ > 10 files changed, 1181 insertions(+) > create mode 100644 spice-video-dummy/COPYING > create mode 100644 spice-video-dummy/Makefile.am > create mode 100644 spice-video-dummy/README.md > create mode 100755 spice-video-dummy/autogen.sh > create mode 100644 spice-video-dummy/configure.ac > create mode 100644 spice-video-dummy/src/Makefile.am > create mode 100644 spice-video-dummy/src/compat-api.h > create mode 100644 spice-video-dummy/src/dummy.h > create mode 100644 spice-video-dummy/src/dummy_cursor.c > create mode 100644 spice-video-dummy/src/dummy_driver.c > > diff --git a/spice-video-dummy/COPYING b/spice-video-dummy/COPYING > new file mode 100644 > index 0000000..3c1ef48 > --- /dev/null > +++ b/spice-video-dummy/COPYING > @@ -0,0 +1,2 @@ > +Copyright 2002, SuSE Linux AG, Author: Egbert Eich > + > diff --git a/spice-video-dummy/Makefile.am b/spice-video-dummy/Makefile.am > new file mode 100644 > index 0000000..1a10a1c > --- /dev/null > +++ b/spice-video-dummy/Makefile.am > @@ -0,0 +1,31 @@ > +# Copyright 2005 Adam Jackson. > +# > +# 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, 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 > +# ADAM JACKSON 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. > + > +SUBDIRS = src > +MAINTAINERCLEANFILES = ChangeLog > + > +.PHONY: ChangeLog > + > +ChangeLog: > + $(CHANGELOG_CMD) > + > +dist-hook: ChangeLog > + > +EXTRA_DIST = README.md > diff --git a/spice-video-dummy/README.md b/spice-video-dummy/README.md > new file mode 100644 > index 0000000..2a84bc3 > --- /dev/null > +++ b/spice-video-dummy/README.md > @@ -0,0 +1,18 @@ > +xf86-video-dummy - virtual/offscreen frame buffer driver for the Xorg X > server > +------------------------------------------------------------------------------ > + > +All questions regarding this software should be directed at the > +Xorg mailing list: > + > + https://lists.x.org/mailman/listinfo/xorg > + > +The master development code repository can be found at: > + > + https://gitlab.freedesktop.org/xorg/driver/xf86-video-dummy > + > +Please submit bug reports and requests to merge patches there. > + > +For patch submission instructions, see: > + > + https://www.x.org/wiki/Development/Documentation/SubmittingPatches > + > diff --git a/spice-video-dummy/autogen.sh b/spice-video-dummy/autogen.sh > new file mode 100755 > index 0000000..9b9f7e7 > --- /dev/null > +++ b/spice-video-dummy/autogen.sh > @@ -0,0 +1,17 @@ > +#! /bin/sh > + > +srcdir=`dirname "$0"` > +test -z "$srcdir" && srcdir=. > + > +ORIGDIR=`pwd` > +cd "$srcdir" > + > +autoreconf -v --install || exit 1 > +cd "$ORIGDIR" || exit $? > + > +git config --local --get format.subjectPrefix >/dev/null 2>&1 || > + git config --local format.subjectPrefix "PATCH xf86-video-dummy" > + > +if test -z "$NOCONFIGURE"; then > + exec "$srcdir"/configure "$@" > +fi > diff --git a/spice-video-dummy/configure.ac b/spice-video-dummy/configure.ac > new file mode 100644 > index 0000000..2ca0327 > --- /dev/null > +++ b/spice-video-dummy/configure.ac > @@ -0,0 +1,72 @@ > +# Copyright 2005 Adam Jackson. > +# > +# 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, 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 > +# ADAM JACKSON 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. > +# > +# Process this file with autoconf to produce a configure script > + > +# Initialize Autoconf > +AC_PREREQ([2.60]) > +AC_INIT([xf86-video-dummy], > + [0.3.8], > + > [https://gitlab.freedesktop.org/xorg/driver/xf86-video-dummy/issues], > + [xf86-video-dummy]) > +AC_CONFIG_SRCDIR([Makefile.am]) > +AC_CONFIG_HEADERS([config.h]) > +AC_CONFIG_AUX_DIR(.) > + > +# Initialize Automake > +AM_INIT_AUTOMAKE([foreign dist-bzip2]) > + > +# Require xorg-macros: XORG_DEFAULT_OPTIONS > +m4_ifndef([XORG_MACROS_VERSION], > + [m4_fatal([must install xorg-macros 1.3 or later before running > autoconf/autogen])]) > +XORG_MACROS_VERSION(1.3) > +XORG_DEFAULT_OPTIONS > + > +# Initialize libtool > +AC_DISABLE_STATIC > +AC_PROG_LIBTOOL > + > +AH_TOP([#include "xorg-server.h"]) > + > +# Define a configure option for an alternate module directory > +AC_ARG_WITH(xorg-module-dir, [ --with-xorg-module-dir=DIR ], > + [ moduledir="$withval" ], > + [ moduledir="$libdir/xorg/modules" ]) > +AC_SUBST(moduledir) > + > + > +# Store the list of server defined optional extensions in REQUIRED_MODULES > +XORG_DRIVER_CHECK_EXT(RANDR, randrproto) > +XORG_DRIVER_CHECK_EXT(RENDER, renderproto) > + > +# Obtain compiler/linker options for the driver dependencies > +PKG_CHECK_MODULES(XORG, [xorg-server >= 1.4.99.901] xproto fontsproto > $REQUIRED_MODULES) > + > +# Checks for libraries. > + > + > +DRIVER_NAME=dummy > +AC_SUBST([DRIVER_NAME]) > + > +AC_CONFIG_FILES([ > + Makefile > + src/Makefile > +]) > +AC_OUTPUT > diff --git a/spice-video-dummy/src/Makefile.am > b/spice-video-dummy/src/Makefile.am > new file mode 100644 > index 0000000..c0d82e0 > --- /dev/null > +++ b/spice-video-dummy/src/Makefile.am > @@ -0,0 +1,39 @@ > +# Copyright 2005 Adam Jackson. > +# > +# 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, 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 > +# ADAM JACKSON 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. > + > + > +# this is obnoxious: > +# -module lets us name the module exactly how we want > +# -avoid-version prevents gratuitous .0.0.0 version numbers on the end > +# _ladir passes a dummy rpath to libtool so the thing will actually link > +# TODO: -nostdlib/-Bstatic/-lgcc platform magic, not installing the .a, etc. > + > +AM_CFLAGS = $(XORG_CFLAGS) $(PCIACCESS_CFLAGS) > + > +dummy_drv_la_LTLIBRARIES = dummy_drv.la > +dummy_drv_la_LDFLAGS = -module -avoid-version > +dummy_drv_la_LIBADD = $(XORG_LIBS) > +dummy_drv_ladir = @moduledir@/drivers > + > +dummy_drv_la_SOURCES = \ > + compat-api.h \ > + dummy_cursor.c \ > + dummy_driver.c \ > + dummy.h > diff --git a/spice-video-dummy/src/compat-api.h > b/spice-video-dummy/src/compat-api.h > new file mode 100644 > index 0000000..b74a582 > --- /dev/null > +++ b/spice-video-dummy/src/compat-api.h > @@ -0,0 +1,101 @@ > +/* > + * Copyright 2012 Red Hat, Inc. > + * > + * 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, 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 NONINFRINGEMENT. IN NO EVENT SHALL > + * THE AUTHORS OR COPYRIGHT HOLDERS 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. > + * > + * Author: Dave Airlie <airlied@xxxxxxxxxx> > + */ > + > +/* this file provides API compat between server post 1.13 and pre it, > + it should be reused inside as many drivers as possible */ > +#ifndef COMPAT_API_H > +#define COMPAT_API_H > + > +#ifndef GLYPH_HAS_GLYPH_PICTURE_ACCESSOR > +#define GetGlyphPicture(g, s) GlyphPicture((g))[(s)->myNum] > +#define SetGlyphPicture(g, s, p) GlyphPicture((g))[(s)->myNum] = p > +#endif > + > +#ifndef XF86_HAS_SCRN_CONV > +#define xf86ScreenToScrn(s) xf86Screens[(s)->myNum] > +#define xf86ScrnToScreen(s) screenInfo.screens[(s)->scrnIndex] > +#endif > + > +#ifndef XF86_SCRN_INTERFACE > + > +#define SCRN_ARG_TYPE int > +#define SCRN_INFO_PTR(arg1) ScrnInfoPtr pScrn = xf86Screens[(arg1)] > + > +#define SCREEN_ARG_TYPE int > +#define SCREEN_PTR(arg1) ScreenPtr pScreen = screenInfo.screens[(arg1)] > + > +#define SCREEN_INIT_ARGS_DECL int i, ScreenPtr pScreen, int argc, char > **argv > + > +#define BLOCKHANDLER_ARGS_DECL int arg, pointer blockData, pointer pTimeout, > pointer pReadmask > +#define BLOCKHANDLER_ARGS arg, blockData, pTimeout, pReadmask > + > +#define CLOSE_SCREEN_ARGS_DECL int scrnIndex, ScreenPtr pScreen > +#define CLOSE_SCREEN_ARGS scrnIndex, pScreen > + > +#define ADJUST_FRAME_ARGS_DECL int arg, int x, int y, int flags > +#define ADJUST_FRAME_ARGS(arg, x, y) (arg)->scrnIndex, x, y, 0 > + > +#define SWITCH_MODE_ARGS_DECL int arg, DisplayModePtr mode, int flags > +#define SWITCH_MODE_ARGS(arg, m) (arg)->scrnIndex, m, 0 > + > +#define FREE_SCREEN_ARGS_DECL int arg, int flags > +#define FREE_SCREEN_ARGS(x) (x)->scrnIndex, 0 > + > +#define VT_FUNC_ARGS_DECL int arg, int flags > +#define VT_FUNC_ARGS(flags) pScrn->scrnIndex, (flags) > + > +#define XF86_ENABLEDISABLEFB_ARG(x) ((x)->scrnIndex) > +#else > +#define SCRN_ARG_TYPE ScrnInfoPtr > +#define SCRN_INFO_PTR(arg1) ScrnInfoPtr pScrn = (arg1) > + > +#define SCREEN_ARG_TYPE ScreenPtr > +#define SCREEN_PTR(arg1) ScreenPtr pScreen = (arg1) > + > +#define SCREEN_INIT_ARGS_DECL ScreenPtr pScreen, int argc, char **argv > + > +#define BLOCKHANDLER_ARGS_DECL ScreenPtr arg, pointer pTimeout, pointer > pReadmask > +#define BLOCKHANDLER_ARGS arg, pTimeout, pReadmask > + > +#define CLOSE_SCREEN_ARGS_DECL ScreenPtr pScreen > +#define CLOSE_SCREEN_ARGS pScreen > + > +#define ADJUST_FRAME_ARGS_DECL ScrnInfoPtr arg, int x, int y > +#define ADJUST_FRAME_ARGS(arg, x, y) arg, x, y > + > +#define SWITCH_MODE_ARGS_DECL ScrnInfoPtr arg, DisplayModePtr mode > +#define SWITCH_MODE_ARGS(arg, m) arg, m > + > +#define FREE_SCREEN_ARGS_DECL ScrnInfoPtr arg > +#define FREE_SCREEN_ARGS(x) (x) > + > +#define VT_FUNC_ARGS_DECL ScrnInfoPtr arg > +#define VT_FUNC_ARGS(flags) pScrn > + > +#define XF86_ENABLEDISABLEFB_ARG(x) (x) > + > +#endif > + > +#endif > diff --git a/spice-video-dummy/src/dummy.h b/spice-video-dummy/src/dummy.h > new file mode 100644 > index 0000000..8e7c43b > --- /dev/null > +++ b/spice-video-dummy/src/dummy.h > @@ -0,0 +1,59 @@ > + > +/* All drivers should typically include these */ > +#include "xf86.h" > +#include "xf86_OSproc.h" > + > +#include "xf86Cursor.h" > + > +#ifdef XvExtension > +#include "xf86xv.h" > +#include <X11/extensions/Xv.h> > +#endif > +#include <string.h> > + > +#include "compat-api.h" > + > +/* Supported chipsets */ > +typedef enum { > + DUMMY_CHIP > +} DUMMYType; > + > +/* function prototypes */ > + > +extern Bool DUMMYSwitchMode(SWITCH_MODE_ARGS_DECL); > +extern void DUMMYAdjustFrame(ADJUST_FRAME_ARGS_DECL); > + > +/* in dummy_cursor.c */ > +extern Bool DUMMYCursorInit(ScreenPtr pScrn); > +extern void DUMMYShowCursor(ScrnInfoPtr pScrn); > +extern void DUMMYHideCursor(ScrnInfoPtr pScrn); > + > +/* globals */ > +typedef struct _color > +{ > + int red; > + int green; > + int blue; > +} dummy_colors; > + > +typedef struct dummyRec > +{ > + /* options */ > + OptionInfoPtr Options; > + Bool swCursor; > + /* proc pointer */ > + CloseScreenProcPtr CloseScreen; > + xf86CursorInfoPtr CursorInfo; > + > + Bool DummyHWCursorShown; > + int cursorX, cursorY; > + int cursorFG, cursorBG; > + > + dummy_colors colors[1024]; > + Bool (*CreateWindow)() ; /* wrapped CreateWindow */ > + Bool prop; > +} DUMMYRec, *DUMMYPtr; > + > +/* The privates of the DUMMY driver */ > +#define DUMMYPTR(p) ((DUMMYPtr)((p)->driverPrivate)) > + > diff --git a/spice-video-dummy/src/dummy_cursor.c > b/spice-video-dummy/src/dummy_cursor.c > new file mode 100644 > index 0000000..d7c67c6 > --- /dev/null > +++ b/spice-video-dummy/src/dummy_cursor.c > @@ -0,0 +1,102 @@ > +#ifdef HAVE_CONFIG_H > +#include "config.h" > +#endif > + > +/* All drivers should typically include these */ > +#include "xf86.h" > +#include "xf86_OSproc.h" > + > +#include "xf86Cursor.h" > +#include "cursorstr.h" > +/* Driver specific headers */ > +#include "dummy.h" > + > +static void > +dummyShowCursor(ScrnInfoPtr pScrn) > +{ > + DUMMYPtr dPtr = DUMMYPTR(pScrn); > + > + /* turn cursor on */ > + dPtr->DummyHWCursorShown = TRUE; > +} > + > +static void > +dummyHideCursor(ScrnInfoPtr pScrn) > +{ > + DUMMYPtr dPtr = DUMMYPTR(pScrn); > + > + /* > + * turn cursor off > + * > + */ > + dPtr->DummyHWCursorShown = FALSE; > +} > + > +#define MAX_CURS 64 > + > +static void > +dummySetCursorPosition(ScrnInfoPtr pScrn, int x, int y) > +{ > + DUMMYPtr dPtr = DUMMYPTR(pScrn); > + > + dPtr->cursorX = x; > + dPtr->cursorY = y; > +} > + > +static void > +dummySetCursorColors(ScrnInfoPtr pScrn, int bg, int fg) > +{ > + DUMMYPtr dPtr = DUMMYPTR(pScrn); > + > + dPtr->cursorFG = fg; > + dPtr->cursorBG = bg; > +} > + > +static void > +dummyLoadCursorImage(ScrnInfoPtr pScrn, unsigned char *src) > +{ > +} > + > +static Bool > +dummyUseHWCursor(ScreenPtr pScr, CursorPtr pCurs) > +{ > + DUMMYPtr dPtr = DUMMYPTR(xf86ScreenToScrn(pScr)); > + return(!dPtr->swCursor); > +} > + > +#if 0 > +static unsigned char* > +dummyRealizeCursor(xf86CursorInfoPtr infoPtr, CursorPtr pCurs) > +{ > + return NULL; > +} > +#endif > + > +Bool > +DUMMYCursorInit(ScreenPtr pScreen) > +{ > + DUMMYPtr dPtr = DUMMYPTR(xf86ScreenToScrn(pScreen)); > + > + xf86CursorInfoPtr infoPtr; > + infoPtr = xf86CreateCursorInfoRec(); > + if(!infoPtr) return FALSE; > + > + dPtr->CursorInfo = infoPtr; > + > + infoPtr->MaxHeight = 64; > + infoPtr->MaxWidth = 64; > + infoPtr->Flags = HARDWARE_CURSOR_TRUECOLOR_AT_8BPP; > + > + infoPtr->SetCursorColors = dummySetCursorColors; > + infoPtr->SetCursorPosition = dummySetCursorPosition; > + infoPtr->LoadCursorImage = dummyLoadCursorImage; > + infoPtr->HideCursor = dummyHideCursor; > + infoPtr->ShowCursor = dummyShowCursor; > + infoPtr->UseHWCursor = dummyUseHWCursor; > +/* infoPtr->RealizeCursor = dummyRealizeCursor; */ > + > + return(xf86InitCursor(pScreen, infoPtr)); > +} > + > + > + > diff --git a/spice-video-dummy/src/dummy_driver.c > b/spice-video-dummy/src/dummy_driver.c > new file mode 100644 > index 0000000..b4b42f7 > --- /dev/null > +++ b/spice-video-dummy/src/dummy_driver.c > @@ -0,0 +1,740 @@ > + > +/* > + * Copyright 2002, SuSE Linux AG, Author: Egbert Eich > + */ > + > +#ifdef HAVE_CONFIG_H > +#include "config.h" > +#endif > + > +/* All drivers should typically include these */ > +#include "xf86.h" > +#include "xf86_OSproc.h" > + > +/* All drivers initialising the SW cursor need this */ > +#include "mipointer.h" > + > +/* All drivers using the mi colormap manipulation need this */ > +#include "micmap.h" > + > +/* identifying atom needed by magnifiers */ > +#include <X11/Xatom.h> > +#include "property.h" > + > +#include "xf86cmap.h" > + > +#include "xf86fbman.h" > + > +#include "fb.h" > + > +#include "picturestr.h" > + > +/* > + * Driver data structures. > + */ > +#include "dummy.h" > + > +/* These need to be checked */ > +#include <X11/X.h> > +#include <X11/Xproto.h> > +#include "scrnintstr.h" > +#include "servermd.h" > + > +/* Mandatory functions */ > +static const OptionInfoRec * DUMMYAvailableOptions(int chipid, int busid); > +static void DUMMYIdentify(int flags); > +static Bool DUMMYProbe(DriverPtr drv, int flags); > +static Bool DUMMYPreInit(ScrnInfoPtr pScrn, int flags); > +static Bool DUMMYScreenInit(SCREEN_INIT_ARGS_DECL); > +static Bool DUMMYEnterVT(VT_FUNC_ARGS_DECL); > +static void DUMMYLeaveVT(VT_FUNC_ARGS_DECL); > +static Bool DUMMYCloseScreen(CLOSE_SCREEN_ARGS_DECL); > +static Bool DUMMYCreateWindow(WindowPtr pWin); > +static void DUMMYFreeScreen(FREE_SCREEN_ARGS_DECL); > +static ModeStatus DUMMYValidMode(SCRN_ARG_TYPE arg, DisplayModePtr mode, > + Bool verbose, int flags); > +static Bool DUMMYSaveScreen(ScreenPtr pScreen, int mode); > + > +/* Internally used functions */ > +static Bool dummyDriverFunc(ScrnInfoPtr pScrn, xorgDriverFuncOp op, > + pointer ptr); > + > + > +/* static void DUMMYDisplayPowerManagementSet(ScrnInfoPtr pScrn, */ > +/* int PowerManagementMode, int flags); */ > + > +#define DUMMY_VERSION 4000 > +#define DUMMY_NAME "DUMMY" > +#define DUMMY_DRIVER_NAME "dummy" > + > +#define DUMMY_MAJOR_VERSION PACKAGE_VERSION_MAJOR > +#define DUMMY_MINOR_VERSION PACKAGE_VERSION_MINOR > +#define DUMMY_PATCHLEVEL PACKAGE_VERSION_PATCHLEVEL > + > +#define DUMMY_MAX_WIDTH 32767 > +#define DUMMY_MAX_HEIGHT 32767 > + > +/* > + * This is intentionally screen-independent. It indicates the binding > + * choice made in the first PreInit. > + */ > +static int pix24bpp = 0; > + > + > +/* > + * This contains the functions needed by the server after loading the driver > + * module. It must be supplied, and gets passed back by the SetupProc > + * function in the dynamic case. In the static case, a reference to this > + * is compiled in, and this requires that the name of this DriverRec be > + * an upper-case version of the driver name. > + */ > + > +_X_EXPORT DriverRec DUMMY = { > + DUMMY_VERSION, > + DUMMY_DRIVER_NAME, > + DUMMYIdentify, > + DUMMYProbe, > + DUMMYAvailableOptions, > + NULL, > + 0, > + dummyDriverFunc > +}; > + > +static SymTabRec DUMMYChipsets[] = { > + { DUMMY_CHIP, "dummy" }, > + { -1, NULL } > +}; > + > +typedef enum { > + OPTION_SW_CURSOR > +} DUMMYOpts; > + > +static const OptionInfoRec DUMMYOptions[] = { > + { OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE }, > + { -1, NULL, OPTV_NONE, {0}, FALSE } > +}; > + > +#ifdef XFree86LOADER > + > +static MODULESETUPPROTO(dummySetup); > + > +static XF86ModuleVersionInfo dummyVersRec = > +{ > + "dummy", > + MODULEVENDORSTRING, > + MODINFOSTRING1, > + MODINFOSTRING2, > + XORG_VERSION_CURRENT, > + DUMMY_MAJOR_VERSION, DUMMY_MINOR_VERSION, DUMMY_PATCHLEVEL, > + ABI_CLASS_VIDEODRV, > + ABI_VIDEODRV_VERSION, > + MOD_CLASS_VIDEODRV, > + {0,0,0,0} > +}; > + > +/* > + * This is the module init data. > + * Its name has to be the driver name followed by ModuleData > + */ > +_X_EXPORT XF86ModuleData dummyModuleData = { &dummyVersRec, dummySetup, NULL > }; > + > +static pointer > +dummySetup(pointer module, pointer opts, int *errmaj, int *errmin) > +{ > + static Bool setupDone = FALSE; > + > + if (!setupDone) { > + setupDone = TRUE; > + xf86AddDriver(&DUMMY, module, HaveDriverFuncs); > + > + /* > + * Modules that this driver always requires can be loaded here > + * by calling LoadSubModule(). > + */ > + > + /* > + * The return value must be non-NULL on success even though there > + * is no TearDownProc. > + */ > + return (pointer)1; > + } else { > + if (errmaj) *errmaj = LDR_ONCEONLY; > + return NULL; > + } > +} > + > +#endif /* XFree86LOADER */ > + > +static Bool > +DUMMYGetRec(ScrnInfoPtr pScrn) > +{ > + /* > + * Allocate a DUMMYRec, and hook it into pScrn->driverPrivate. > + * pScrn->driverPrivate is initialised to NULL, so we can check if > + * the allocation has already been done. > + */ > + if (pScrn->driverPrivate != NULL) > + return TRUE; > + > + pScrn->driverPrivate = xnfcalloc(sizeof(DUMMYRec), 1); > + > + if (pScrn->driverPrivate == NULL) > + return FALSE; > + return TRUE; > +} > + > +static void > +DUMMYFreeRec(ScrnInfoPtr pScrn) > +{ > + if (pScrn->driverPrivate == NULL) > + return; > + free(pScrn->driverPrivate); > + pScrn->driverPrivate = NULL; > +} > + > +static const OptionInfoRec * > +DUMMYAvailableOptions(int chipid, int busid) > +{ > + return DUMMYOptions; > +} > + > +/* Mandatory */ > +static void > +DUMMYIdentify(int flags) > +{ > + xf86PrintChipsets(DUMMY_NAME, "Driver for Dummy chipsets", > + DUMMYChipsets); > +} > + > +/* Mandatory */ > +static Bool > +DUMMYProbe(DriverPtr drv, int flags) > +{ > + Bool foundScreen = FALSE; > + int numDevSections, numUsed; > + GDevPtr *devSections; > + int i; > + > + if (flags & PROBE_DETECT) > + return FALSE; > + /* > + * Find the config file Device sections that match this > + * driver, and return if there are none. > + */ > + if ((numDevSections = xf86MatchDevice(DUMMY_DRIVER_NAME, > + &devSections)) <= 0) { > + return FALSE; > + } > + > + numUsed = numDevSections; > + > + if (numUsed > 0) { > + > + for (i = 0; i < numUsed; i++) { > + ScrnInfoPtr pScrn = NULL; > + int entityIndex = > + xf86ClaimNoSlot(drv,DUMMY_CHIP,devSections[i],TRUE); > + /* Allocate a ScrnInfoRec and claim the slot */ > + if ((pScrn = xf86AllocateScreen(drv,0 ))) { > + xf86AddEntityToScreen(pScrn,entityIndex); > + pScrn->driverVersion = DUMMY_VERSION; > + pScrn->driverName = DUMMY_DRIVER_NAME; > + pScrn->name = DUMMY_NAME; > + pScrn->Probe = DUMMYProbe; > + pScrn->PreInit = DUMMYPreInit; > + pScrn->ScreenInit = DUMMYScreenInit; > + pScrn->SwitchMode = DUMMYSwitchMode; > + pScrn->AdjustFrame = DUMMYAdjustFrame; > + pScrn->EnterVT = DUMMYEnterVT; > + pScrn->LeaveVT = DUMMYLeaveVT; > + pScrn->FreeScreen = DUMMYFreeScreen; > + pScrn->ValidMode = DUMMYValidMode; > + > + foundScreen = TRUE; > + } > + } > + } > + > + free(devSections); > + > + return foundScreen; > +} > + > +# define RETURN \ > + { DUMMYFreeRec(pScrn);\ > + return FALSE;\ > + } > + > +/* Mandatory */ > +Bool > +DUMMYPreInit(ScrnInfoPtr pScrn, int flags) > +{ > + ClockRangePtr clockRanges; > + int i; > + DUMMYPtr dPtr; > + int maxClock = 300000; > + GDevPtr device = xf86GetEntityInfo(pScrn->entityList[0])->device; > + > + if (flags & PROBE_DETECT) > + return TRUE; > + > + /* Allocate the DummyRec driverPrivate */ > + if (!DUMMYGetRec(pScrn)) { > + return FALSE; > + } > + > + dPtr = DUMMYPTR(pScrn); > + > + pScrn->chipset = (char *)xf86TokenToString(DUMMYChipsets, > + DUMMY_CHIP); > + > + xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Chipset is a DUMMY\n"); > + > + pScrn->monitor = pScrn->confScreen->monitor; > + > + if (!xf86SetDepthBpp(pScrn, 0, 0, 0, Support24bppFb | Support32bppFb)) > + return FALSE; > + else { > + /* Check that the returned depth is one we support */ > + switch (pScrn->depth) { > + case 8: > + case 15: > + case 16: > + case 24: > + case 30: > + break; > + default: > + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, > + "Given depth (%d) is not supported by this driver\n", > + pScrn->depth); > + return FALSE; > + } > + } > + > + xf86PrintDepthBpp(pScrn); > + if (pScrn->depth == 8) > + pScrn->rgbBits = 8; > + > + /* Get the depth24 pixmap format */ > + if (pScrn->depth == 24 && pix24bpp == 0) > + pix24bpp = xf86GetBppFromDepth(pScrn, 24); > + > + /* > + * This must happen after pScrn->display has been set because > + * xf86SetWeight references it. > + */ > + if (pScrn->depth > 8) { > + /* The defaults are OK for us */ > + rgb zeros = {0, 0, 0}; > + > + if (!xf86SetWeight(pScrn, zeros, zeros)) { > + return FALSE; > + } else { > + /* XXX check that weight returned is supported */ > + ; > + } > + } > + > + if (!xf86SetDefaultVisual(pScrn, -1)) > + return FALSE; > + > + if (pScrn->depth > 1) { > + Gamma zeros = {0.0, 0.0, 0.0}; > + > + if (!xf86SetGamma(pScrn, zeros)) > + return FALSE; > + } > + > + xf86CollectOptions(pScrn, device->options); > + /* Process the options */ > + if (!(dPtr->Options = malloc(sizeof(DUMMYOptions)))) > + return FALSE; > + memcpy(dPtr->Options, DUMMYOptions, sizeof(DUMMYOptions)); > + > + xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, dPtr->Options); > + > + xf86GetOptValBool(dPtr->Options, OPTION_SW_CURSOR,&dPtr->swCursor); > + > + if (device->videoRam != 0) { > + pScrn->videoRam = device->videoRam; > + xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "VideoRAM: %d kByte\n", > + pScrn->videoRam); > + } else { > + pScrn->videoRam = 4096; > + xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "VideoRAM: %d kByte\n", > + pScrn->videoRam); > + } > + > + if (device->dacSpeeds[0] != 0) { > + maxClock = device->dacSpeeds[0]; > + xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "Max Clock: %d kHz\n", > + maxClock); > + } else { > + xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "Max Clock: %d kHz\n", > + maxClock); > + } > + > + pScrn->progClock = TRUE; > + /* > + * Setup the ClockRanges, which describe what clock ranges are > available, > + * and what sort of modes they can be used for. > + */ > + clockRanges = (ClockRangePtr)xnfcalloc(sizeof(ClockRange), 1); > + clockRanges->next = NULL; > + clockRanges->ClockMulFactor = 1; > + clockRanges->minClock = 11000; /* guessed §§§ */ > + clockRanges->maxClock = maxClock; > + clockRanges->clockIndex = -1; /* programmable */ > + clockRanges->interlaceAllowed = TRUE; > + clockRanges->doubleScanAllowed = TRUE; > + > + /* Subtract memory for HW cursor */ > + > + > + { > + int apertureSize = (pScrn->videoRam * 1024); > + i = xf86ValidateModes(pScrn, pScrn->monitor->Modes, > + pScrn->display->modes, clockRanges, > + NULL, 256, DUMMY_MAX_WIDTH, > + (8 * pScrn->bitsPerPixel), > + 128, DUMMY_MAX_HEIGHT, pScrn->display->virtualX, > + pScrn->display->virtualY, apertureSize, > + LOOKUP_BEST_REFRESH); > + > + if (i == -1) > + RETURN; > + } > + > + /* Prune the modes marked as invalid */ > + xf86PruneDriverModes(pScrn); > + > + if (i == 0 || pScrn->modes == NULL) { > + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No valid modes found\n"); > + RETURN; > + } > + > + /* > + * Set the CRTC parameters for all of the modes based on the type > + * of mode, and the chipset's interlace requirements. > + * > + * Calling this is required if the mode->Crtc* values are used by the > + * driver and if the driver doesn't provide code to set them. They > + * are not pre-initialised at all. > + */ > + xf86SetCrtcForModes(pScrn, 0); > + > + /* Set the current mode to the first in the list */ > + pScrn->currentMode = pScrn->modes; > + > + /* Print the list of modes being used */ > + xf86PrintModes(pScrn); > + > + /* If monitor resolution is set on the command line, use it */ > + xf86SetDpi(pScrn, 0, 0); > + > + if (xf86LoadSubModule(pScrn, "fb") == NULL) { > + RETURN; > + } > + > + if (!dPtr->swCursor) { > + if (!xf86LoadSubModule(pScrn, "ramdac")) > + RETURN; > + } > + > + /* We have no contiguous physical fb in physical memory */ > + pScrn->memPhysBase = 0; > + pScrn->fbOffset = 0; > + > + return TRUE; > +} > +#undef RETURN > + > +/* Mandatory */ > +static Bool > +DUMMYEnterVT(VT_FUNC_ARGS_DECL) > +{ > + return TRUE; > +} > + > +/* Mandatory */ > +static void > +DUMMYLeaveVT(VT_FUNC_ARGS_DECL) > +{ > +} > + > +static void > +DUMMYLoadPalette( > + ScrnInfoPtr pScrn, > + int numColors, > + int *indices, > + LOCO *colors, > + VisualPtr pVisual > +){ > + int i, index, shift, Gshift; > + DUMMYPtr dPtr = DUMMYPTR(pScrn); > + > + switch(pScrn->depth) { > + case 15: > + shift = Gshift = 1; > + break; > + case 16: > + shift = 0; > + Gshift = 0; > + break; > + default: > + shift = Gshift = 0; > + break; > + } > + > + for(i = 0; i < numColors; i++) { > + index = indices[i]; > + dPtr->colors[index].red = colors[index].red << shift; > + dPtr->colors[index].green = colors[index].green << Gshift; > + dPtr->colors[index].blue = colors[index].blue << shift; > + } > + > +} > + > +static ScrnInfoPtr DUMMYScrn; /* static-globalize it */ > + > +/* Mandatory */ > +static Bool > +DUMMYScreenInit(SCREEN_INIT_ARGS_DECL) > +{ > + ScrnInfoPtr pScrn; > + DUMMYPtr dPtr; > + int ret; > + VisualPtr visual; > + void *pixels; > + > + /* > + * we need to get the ScrnInfoRec for this screen, so let's allocate > + * one first thing > + */ > + pScrn = xf86ScreenToScrn(pScreen); > + dPtr = DUMMYPTR(pScrn); > + DUMMYScrn = pScrn; > + > + > + if (!(pixels = malloc(pScrn->videoRam * 1024))) > + return FALSE; > + > + /* > + * Reset visual list. > + */ > + miClearVisualTypes(); > + > + /* Setup the visuals we support. */ > + > + if (!miSetVisualTypes(pScrn->depth, > + miGetDefaultVisualMask(pScrn->depth), > + pScrn->rgbBits, pScrn->defaultVisual)) > + return FALSE; > + > + if (!miSetPixmapDepths ()) return FALSE; > + > + /* > + * Call the framebuffer layer's ScreenInit function, and fill in other > + * pScreen fields. > + */ > + ret = fbScreenInit(pScreen, pixels, > + pScrn->virtualX, pScrn->virtualY, > + pScrn->xDpi, pScrn->yDpi, > + pScrn->displayWidth, pScrn->bitsPerPixel); > + if (!ret) > + return FALSE; > + > + if (pScrn->depth > 8) { > + /* Fixup RGB ordering */ > + visual = pScreen->visuals + pScreen->numVisuals; > + while (--visual >= pScreen->visuals) { > + if ((visual->class | DynamicClass) == DirectColor) { > + visual->offsetRed = pScrn->offset.red; > + visual->offsetGreen = pScrn->offset.green; > + visual->offsetBlue = pScrn->offset.blue; > + visual->redMask = pScrn->mask.red; > + visual->greenMask = pScrn->mask.green; > + visual->blueMask = pScrn->mask.blue; > + } > + } > + } > + > + /* must be after RGB ordering fixed */ > + fbPictureInit(pScreen, 0, 0); > + > + xf86SetBlackWhitePixels(pScreen); > + > + if (dPtr->swCursor) > + xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "Using Software Cursor.\n"); > + > + { > + > + > + BoxRec AvailFBArea; > + int lines = pScrn->videoRam * 1024 / > + (pScrn->displayWidth * (pScrn->bitsPerPixel >> 3)); > + AvailFBArea.x1 = 0; > + AvailFBArea.y1 = 0; > + AvailFBArea.x2 = pScrn->displayWidth; > + AvailFBArea.y2 = lines; > + xf86InitFBManager(pScreen, &AvailFBArea); > + > + xf86DrvMsg(pScrn->scrnIndex, X_INFO, > + "Using %i scanlines of offscreen memory \n" > + , lines - pScrn->virtualY); > + } > + > + xf86SetBackingStore(pScreen); > + xf86SetSilkenMouse(pScreen); > + > + /* Initialise cursor functions */ > + miDCInitialize (pScreen, xf86GetPointerScreenFuncs()); > + > + > + if (!dPtr->swCursor) { > + /* HW cursor functions */ > + if (!DUMMYCursorInit(pScreen)) { > + xf86DrvMsg(pScrn->scrnIndex, X_ERROR, > + "Hardware cursor initialization failed\n"); > + return FALSE; > + } > + } > + > + /* Initialise default colourmap */ > + if(!miCreateDefColormap(pScreen)) > + return FALSE; > + > + if (!xf86HandleColormaps(pScreen, 1024, pScrn->rgbBits, > + DUMMYLoadPalette, NULL, > + CMAP_PALETTED_TRUECOLOR > + | CMAP_RELOAD_ON_MODE_SWITCH)) > + return FALSE; > + > + pScreen->SaveScreen = DUMMYSaveScreen; > + > + > + /* Wrap the current CloseScreen function */ > + dPtr->CloseScreen = pScreen->CloseScreen; > + pScreen->CloseScreen = DUMMYCloseScreen; > + > + /* Wrap the current CreateWindow function */ > + dPtr->CreateWindow = pScreen->CreateWindow; > + pScreen->CreateWindow = DUMMYCreateWindow; > + > + /* Report any unused options (only for the first generation) */ > + if (serverGeneration == 1) { > + xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options); > + } > + > + return TRUE; > +} > + > +/* Mandatory */ > +Bool > +DUMMYSwitchMode(SWITCH_MODE_ARGS_DECL) > +{ > + return TRUE; > +} > + > +/* Mandatory */ > +void > +DUMMYAdjustFrame(ADJUST_FRAME_ARGS_DECL) > +{ > +} > + > +/* Mandatory */ > +static Bool > +DUMMYCloseScreen(CLOSE_SCREEN_ARGS_DECL) > +{ > + ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); > + DUMMYPtr dPtr = DUMMYPTR(pScrn); > + > + free(pScreen->GetScreenPixmap(pScreen)->devPrivate.ptr); > + > + if (dPtr->CursorInfo) > + xf86DestroyCursorInfoRec(dPtr->CursorInfo); > + > + pScrn->vtSema = FALSE; > + pScreen->CloseScreen = dPtr->CloseScreen; > + return (*pScreen->CloseScreen)(CLOSE_SCREEN_ARGS); > +} > + > +/* Optional */ > +static void > +DUMMYFreeScreen(FREE_SCREEN_ARGS_DECL) > +{ > + SCRN_INFO_PTR(arg); > + DUMMYFreeRec(pScrn); > +} > + > +static Bool > +DUMMYSaveScreen(ScreenPtr pScreen, int mode) > +{ > + return TRUE; > +} > + > +/* Optional */ > +static ModeStatus > +DUMMYValidMode(SCRN_ARG_TYPE arg, DisplayModePtr mode, Bool verbose, int > flags) > +{ > + return(MODE_OK); > +} > + > +Atom VFB_PROP = 0; > +#define VFB_PROP_NAME "VFB_IDENT" > + > +static Bool > +DUMMYCreateWindow(WindowPtr pWin) > +{ > + ScreenPtr pScreen = pWin->drawable.pScreen; > + DUMMYPtr dPtr = DUMMYPTR(DUMMYScrn); > + WindowPtr pWinRoot; > + int ret; > + > + pScreen->CreateWindow = dPtr->CreateWindow; > + ret = pScreen->CreateWindow(pWin); > + dPtr->CreateWindow = pScreen->CreateWindow; > + pScreen->CreateWindow = DUMMYCreateWindow; > + > + if(ret != TRUE) > + return(ret); > + > + if(dPtr->prop == FALSE) { > +#if GET_ABI_MAJOR(ABI_VIDEODRV_VERSION) < 8 > + pWinRoot = WindowTable[DUMMYScrn->pScreen->myNum]; > +#else > + pWinRoot = DUMMYScrn->pScreen->root; > +#endif > + if (! ValidAtom(VFB_PROP)) > + VFB_PROP = MakeAtom(VFB_PROP_NAME, strlen(VFB_PROP_NAME), 1); > + > + ret = dixChangeWindowProperty(serverClient, pWinRoot, VFB_PROP, > + XA_STRING, 8, PropModeReplace, > + (int)4, (pointer)"TRUE", FALSE); > + if( ret != Success) > + ErrorF("Could not set VFB root window property"); > + dPtr->prop = TRUE; > + > + return TRUE; > + } > + return TRUE; > +} > + > +#ifndef HW_SKIP_CONSOLE > +#define HW_SKIP_CONSOLE 4 > +#endif > + > +static Bool > +dummyDriverFunc(ScrnInfoPtr pScrn, xorgDriverFuncOp op, pointer ptr) > +{ > + CARD32 *flag; > + > + switch (op) { > + case GET_REQUIRED_HW_INTERFACES: > + flag = (CARD32*)ptr; > + (*flag) = HW_SKIP_CONSOLE; > + return TRUE; > + default: > + return FALSE; > + } > +} _______________________________________________ Spice-devel mailing list Spice-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/spice-devel