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Diffstat (limited to 'xorg-server/hw/vfb/InitOutput.c')
-rw-r--r--xorg-server/hw/vfb/InitOutput.c130
1 files changed, 50 insertions, 80 deletions
diff --git a/xorg-server/hw/vfb/InitOutput.c b/xorg-server/hw/vfb/InitOutput.c
index 60915fdbf..29857877e 100644
--- a/xorg-server/hw/vfb/InitOutput.c
+++ b/xorg-server/hw/vfb/InitOutput.c
@@ -77,7 +77,6 @@ from The Open Group.
typedef struct
{
- int scrnum;
int width;
int paddedBytesWidth;
int paddedWidth;
@@ -105,7 +104,15 @@ typedef struct
} vfbScreenInfo, *vfbScreenInfoPtr;
static int vfbNumScreens;
-static vfbScreenInfo vfbScreens[MAXSCREENS];
+static vfbScreenInfo *vfbScreens;
+static vfbScreenInfo defaultScreenInfo = {
+ .width = VFB_DEFAULT_WIDTH,
+ .height = VFB_DEFAULT_HEIGHT,
+ .depth = VFB_DEFAULT_DEPTH,
+ .blackPixel = VFB_DEFAULT_BLACKPIXEL,
+ .whitePixel = VFB_DEFAULT_WHITEPIXEL,
+ .lineBias = VFB_DEFAULT_LINEBIAS,
+};
static Bool vfbPixmapDepths[33];
#ifdef HAS_MMAP
static char *pfbdir = NULL;
@@ -113,7 +120,6 @@ static char *pfbdir = NULL;
typedef enum { NORMAL_MEMORY_FB, SHARED_MEMORY_FB, MMAPPED_FILE_FB } fbMemType;
static fbMemType fbmemtype = NORMAL_MEMORY_FB;
static char needswap = 0;
-static int lastScreen = -1;
static Bool Render = TRUE;
#define swapcopy16(_dst, _src) \
@@ -134,25 +140,6 @@ vfbInitializePixmapDepths(void)
vfbPixmapDepths[i] = FALSE;
}
-static void
-vfbInitializeDefaultScreens(void)
-{
- int i;
-
- for (i = 0; i < MAXSCREENS; i++)
- {
- vfbScreens[i].scrnum = i;
- vfbScreens[i].width = VFB_DEFAULT_WIDTH;
- vfbScreens[i].height = VFB_DEFAULT_HEIGHT;
- vfbScreens[i].depth = VFB_DEFAULT_DEPTH;
- vfbScreens[i].blackPixel = VFB_DEFAULT_BLACKPIXEL;
- vfbScreens[i].whitePixel = VFB_DEFAULT_WHITEPIXEL;
- vfbScreens[i].lineBias = VFB_DEFAULT_LINEBIAS;
- vfbScreens[i].pfbMemory = NULL;
- }
- vfbNumScreens = 1;
-}
-
static int
vfbBitsPerPixel(int depth)
{
@@ -267,14 +254,20 @@ int
ddxProcessArgument(int argc, char *argv[], int i)
{
static Bool firstTime = TRUE;
+ static int lastScreen = -1;
+ vfbScreenInfo *currentScreen;
if (firstTime)
{
- vfbInitializeDefaultScreens();
vfbInitializePixmapDepths();
firstTime = FALSE;
}
+ if (lastScreen == -1)
+ currentScreen = &defaultScreenInfo;
+ else
+ currentScreen = &vfbScreens[lastScreen];
+
#define CHECK_FOR_REQUIRED_ARGUMENTS(num) \
if (((i + num) >= argc) || (!argv[i + num])) { \
ErrorF("Required argument to %s not specified\n", argv[i]); \
@@ -287,13 +280,23 @@ ddxProcessArgument(int argc, char *argv[], int i)
int screenNum;
CHECK_FOR_REQUIRED_ARGUMENTS(2);
screenNum = atoi(argv[i+1]);
- if (screenNum < 0 || screenNum >= MAXSCREENS)
+ if (screenNum < 0)
{
ErrorF("Invalid screen number %d\n", screenNum);
UseMsg();
FatalError("Invalid screen number %d passed to -screen\n",
screenNum);
}
+
+ if (vfbNumScreens <= screenNum)
+ {
+ vfbScreens = xrealloc(vfbScreens, sizeof(*vfbScreens) * (screenNum + 1));
+ if (!vfbScreens)
+ FatalError("Not enough memory for screen %d\n", screenNum);
+ for (; vfbNumScreens <= screenNum; ++vfbNumScreens)
+ vfbScreens[vfbNumScreens] = defaultScreenInfo;
+ }
+
if (3 != sscanf(argv[i+2], "%dx%dx%d",
&vfbScreens[screenNum].width,
&vfbScreens[screenNum].height,
@@ -305,8 +308,6 @@ ddxProcessArgument(int argc, char *argv[], int i)
argv[i+2], screenNum);
}
- if (screenNum >= vfbNumScreens)
- vfbNumScreens = screenNum + 1;
lastScreen = screenNum;
return 3;
}
@@ -348,61 +349,22 @@ ddxProcessArgument(int argc, char *argv[], int i)
if (strcmp (argv[i], "-blackpixel") == 0) /* -blackpixel n */
{
- Pixel pix;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
- pix = atoi(argv[++i]);
- if (-1 == lastScreen)
- {
- int i;
- for (i = 0; i < MAXSCREENS; i++)
- {
- vfbScreens[i].blackPixel = pix;
- }
- }
- else
- {
- vfbScreens[lastScreen].blackPixel = pix;
- }
+ currentScreen->blackPixel = atoi(argv[++i]);
return 2;
}
if (strcmp (argv[i], "-whitepixel") == 0) /* -whitepixel n */
{
- Pixel pix;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
- pix = atoi(argv[++i]);
- if (-1 == lastScreen)
- {
- int i;
- for (i = 0; i < MAXSCREENS; i++)
- {
- vfbScreens[i].whitePixel = pix;
- }
- }
- else
- {
- vfbScreens[lastScreen].whitePixel = pix;
- }
+ currentScreen->whitePixel = atoi(argv[++i]);
return 2;
}
if (strcmp (argv[i], "-linebias") == 0) /* -linebias n */
{
- unsigned int linebias;
CHECK_FOR_REQUIRED_ARGUMENTS(1);
- linebias = atoi(argv[++i]);
- if (-1 == lastScreen)
- {
- int i;
- for (i = 0; i < MAXSCREENS; i++)
- {
- vfbScreens[i].lineBias = linebias;
- }
- }
- else
- {
- vfbScreens[lastScreen].lineBias = linebias;
- }
+ currentScreen->lineBias = atoi(argv[++i]);
return 2;
}
@@ -427,14 +389,18 @@ ddxProcessArgument(int argc, char *argv[], int i)
return 0;
}
-static ColormapPtr InstalledMaps[MAXSCREENS];
+static int cmapScrPrivateKeyIndex;
+static DevPrivateKey cmapScrPrivateKey = &cmapScrPrivateKeyIndex;
+
+#define GetInstalledColormap(s) ((ColormapPtr) dixLookupPrivate(&(s)->devPrivates, cmapScrPrivateKey))
+#define SetInstalledColormap(s,c) (dixSetPrivate(&(s)->devPrivates, cmapScrPrivateKey, c))
static int
vfbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps)
{
/* By the time we are processing requests, we can guarantee that there
* is always a colormap installed */
- *pmaps = InstalledMaps[pScreen->myNum]->mid;
+ *pmaps = GetInstalledColormap(pScreen)->mid;
return (1);
}
@@ -442,8 +408,7 @@ vfbListInstalledColormaps(ScreenPtr pScreen, Colormap *pmaps)
static void
vfbInstallColormap(ColormapPtr pmap)
{
- int index = pmap->pScreen->myNum;
- ColormapPtr oldpmap = InstalledMaps[index];
+ ColormapPtr oldpmap = GetInstalledColormap(pmap->pScreen);
if (pmap != oldpmap)
{
@@ -459,7 +424,7 @@ vfbInstallColormap(ColormapPtr pmap)
if(oldpmap != (ColormapPtr)None)
WalkTree(pmap->pScreen, TellLostMap, (char *)&oldpmap->mid);
/* Install pmap */
- InstalledMaps[index] = pmap;
+ SetInstalledColormap(pmap->pScreen, pmap);
WalkTree(pmap->pScreen, TellGainedMap, (char *)&pmap->mid);
entries = pmap->pVisual->ColormapEntries;
@@ -500,7 +465,7 @@ vfbInstallColormap(ColormapPtr pmap)
static void
vfbUninstallColormap(ColormapPtr pmap)
{
- ColormapPtr curpmap = InstalledMaps[pmap->pScreen->myNum];
+ ColormapPtr curpmap = GetInstalledColormap(pmap->pScreen);
if(pmap == curpmap)
{
@@ -521,7 +486,7 @@ vfbStoreColors(ColormapPtr pmap, int ndef, xColorItem *pdefs)
XWDColor *pXWDCmap;
int i;
- if (pmap != InstalledMaps[pmap->pScreen->myNum])
+ if (pmap != GetInstalledColormap(pmap->pScreen))
{
return;
}
@@ -595,7 +560,7 @@ vfbAllocateMmappedFramebuffer(vfbScreenInfoPtr pvfb)
char dummyBuffer[DUMMY_BUFFER_SIZE];
int currentFileSize, writeThisTime;
- sprintf(pvfb->mmap_file, "%s/Xvfb_screen%d", pfbdir, pvfb->scrnum);
+ sprintf(pvfb->mmap_file, "%s/Xvfb_screen%d", pfbdir, (int) (pvfb - vfbScreens));
if (-1 == (pvfb->mmap_fd = open(pvfb->mmap_file, O_CREAT|O_RDWR, 0666)))
{
perror("open");
@@ -668,7 +633,7 @@ vfbAllocateSharedMemoryFramebuffer(vfbScreenInfoPtr pvfb)
return;
}
- ErrorF("screen %d shmid %d\n", pvfb->scrnum, pvfb->shmid);
+ ErrorF("screen %d shmid %d\n", (int) (pvfb - vfbScreens), pvfb->shmid);
}
#endif /* HAS_SHM */
@@ -830,10 +795,10 @@ vfbCloseScreen(int index, ScreenPtr pScreen)
/*
* XXX probably lots of stuff to clean. For now,
- * clear InstalledMaps[] so that server reset works correctly.
+ * clear installed colormaps so that server reset works correctly.
*/
- for (i = 0; i < MAXSCREENS; i++)
- InstalledMaps[i] = NULL;
+ for (i = 0; i < screenInfo.numScreens; i++)
+ SetInstalledColormap(screenInfo.screens[i], NULL);
return pScreen->CloseScreen(index, pScreen);
}
@@ -992,6 +957,11 @@ InitOutput(ScreenInfo *screenInfo, int argc, char **argv)
/* initialize screens */
+ if (vfbNumScreens < 1)
+ {
+ vfbScreens = &defaultScreenInfo;
+ vfbNumScreens = 1;
+ }
for (i = 0; i < vfbNumScreens; i++)
{
if (-1 == AddScreen(vfbScreenInit, argc, argv))
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-13 23:11:50 +0000