Initial revision

1 files changed, 179 insertions, 0 deletions

diff --git a/src/atiload.c b/src/atiload.c
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+/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/atiload.c,v 1.12 2003/01/01 19:16:32 tsi Exp $ */
+/*
+ * Copyright 2000 through 2003 by Marc Aurele La France (TSI @ UQV), tsi@xfree86.org
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of Marc Aurele La France not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  Marc Aurele La France makes no representations
+ * about the suitability of this software for any purpose.  It is provided
+ * "as-is" without express or implied warranty.
+ *
+ * MARC AURELE LA FRANCE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.  IN NO
+ * EVENT SHALL MARC AURELE LA FRANCE BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef XFree86LOADER
+
+#include "ati.h"
+#include "aticursor.h"
+#include "atiload.h"
+#include "atistruct.h"
+
+/*
+ * All symbol lists belong here.  They are externalised so that they can be
+ * referenced elsewhere.  Note the naming convention for these things...
+ */
+
+const char *ATIint10Symbols[] =
+{
+    "xf86FreeInt10",
+    "xf86InitInt10",
+    "xf86int10Addr",
+    NULL
+};
+
+const char *ATIddcSymbols[] =
+{
+    "xf86PrintEDID",
+    "xf86SetDDCProperties",
+    NULL
+};
+
+const char *ATIvbeSymbols[] =
+{
+    "VBEInit",
+    "vbeDoEDID",
+    "vbeFree",
+    NULL
+};
+
+#ifndef AVOID_CPIO
+
+const char *ATIxf1bppSymbols[] =
+{
+    "xf1bppScreenInit",
+    NULL
+};
+
+const char *ATIxf4bppSymbols[] =
+{
+    "xf4bppScreenInit",
+    NULL
+};
+
+#endif /* AVOID_CPIO */
+
+const char *ATIfbSymbols[] =
+{
+    "fbPictureInit",
+    "fbScreenInit",
+    NULL
+};
+
+const char *ATIshadowfbSymbols[] =
+{
+    "ShadowFBInit",
+    NULL
+};
+
+const char *ATIxaaSymbols[] =
+{
+    "XAACreateInfoRec",
+    "XAADestroyInfoRec",
+    "XAAInit",
+    NULL
+};
+
+const char *ATIramdacSymbols[] =
+{
+    "xf86CreateCursorInfoRec",
+    "xf86DestroyCursorInfoRec",
+    "xf86InitCursor",
+    "xf86ForceHWCursor",
+    NULL
+};
+
+/*
+ * ATILoadModule --
+ *
+ * Load a specific module and register with the loader those of its entry
+ * points that are referenced by this driver.
+ */
+pointer
+ATILoadModule
+(
+    ScrnInfoPtr  pScreenInfo,
+    const char  *Module,
+    const char **SymbolList
+)
+{
+    pointer pModule = xf86LoadSubModule(pScreenInfo, Module);
+
+    if (pModule)
+        xf86LoaderReqSymLists(SymbolList, NULL);
+
+    return pModule;
+}
+
+/*
+ * ATILoadModules --
+ *
+ * This function loads other modules required for a screen.
+ */
+pointer
+ATILoadModules
+(
+    ScrnInfoPtr pScreenInfo,
+    ATIPtr      pATI
+)
+{
+    /* Load shadow frame buffer code if needed */
+    if (pATI->OptionShadowFB &&
+        !ATILoadModule(pScreenInfo, "shadowfb", ATIshadowfbSymbols))
+        return NULL;
+
+    /* Load XAA if needed */
+    if (pATI->OptionAccel &&
+        !ATILoadModule(pScreenInfo, "xaa", ATIxaaSymbols))
+        return NULL;
+
+    /* Load ramdac module if needed */
+    if ((pATI->Cursor > ATI_CURSOR_SOFTWARE) &&
+        !ATILoadModule(pScreenInfo, "ramdac", ATIramdacSymbols))
+        return NULL;
+
+    /* Load depth-specific entry points */
+    switch (pATI->bitsPerPixel)
+    {
+
+#ifndef AVOID_CPIO
+
+        case 1:
+            return ATILoadModule(pScreenInfo, "xf1bpp", ATIxf1bppSymbols);
+
+        case 4:
+            return ATILoadModule(pScreenInfo, "xf4bpp", ATIxf4bppSymbols);
+
+#endif /* AVOID_CPIO */
+
+        case 8:
+        case 16:
+        case 24:
+        case 32:
+            return ATILoadModule(pScreenInfo, "fb", ATIfbSymbols);
+
+        default:
+            return NULL;
+    }
+}
+
+#endif /* XFree86LOADER */