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-rw-r--r--xorg-server/hw/kdrive/smi/smi.c343
1 files changed, 343 insertions, 0 deletions
diff --git a/xorg-server/hw/kdrive/smi/smi.c b/xorg-server/hw/kdrive/smi/smi.c
new file mode 100644
index 000000000..7d4d725c7
--- /dev/null
+++ b/xorg-server/hw/kdrive/smi/smi.c
@@ -0,0 +1,343 @@
+/*
+ * Copyright © 2001 Keith Packard
+ *
+ * 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 Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD 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 HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+#include "smi.h"
+#include "kaa.h"
+#include <sys/io.h>
+
+static Bool
+smiCardInit (KdCardInfo *card)
+{
+ SmiCardInfo *smic;
+
+ ENTER ();
+ smic = (SmiCardInfo *) xalloc (sizeof (SmiCardInfo));
+ if (!smic)
+ return FALSE;
+ memset (smic, '\0', sizeof (SmiCardInfo));
+
+ (void) smiMapReg (card, smic);
+
+ if (!subInitialize (card, &smic->sub))
+ {
+ xfree (smic);
+ return FALSE;
+ }
+
+ card->driver = smic;
+ LEAVE();
+ return TRUE;
+}
+
+static Bool
+smiScreenInit (KdScreenInfo *screen)
+{
+ SmiCardInfo *smic = screen->card->driver;
+ SmiScreenInfo *smis;
+
+ ENTER();
+ smis = (SmiScreenInfo *) xalloc (sizeof (SmiScreenInfo));
+ if (!smis)
+ return FALSE;
+ memset (smis, '\0', sizeof (SmiScreenInfo));
+ screen->driver = smis;
+ if (!subScreenInitialize (screen, &smis->sub))
+ {
+ xfree (smis);
+ return FALSE;
+ }
+ if (!smic->reg_base)
+ screen->dumb = TRUE;
+ screen->softCursor = TRUE;
+#if SMI_VESA
+ smis->screen = smis->sub.fb;
+#else
+ smis->screen = smic->sub.fb;
+#endif
+ LEAVE();
+ return TRUE;
+}
+
+static Bool
+smiInitScreen (ScreenPtr pScreen)
+{
+ Bool ret;
+ ENTER ();
+#if 0
+#ifdef XV
+ KdScreenPriv(pScreen);
+ SmiCardInfo *smic = pScreenPriv->screen->card->driver;
+ if (smic->media_reg && smic->reg)
+ smiInitVideo(pScreen);
+#endif
+#endif
+ ret = subInitScreen (pScreen);
+ LEAVE();
+ return ret;
+}
+
+#ifdef RANDR
+static Bool
+smiRandRSetConfig (ScreenPtr pScreen,
+ Rotation randr,
+ int rate,
+ RRScreenSizePtr pSize)
+{
+ Bool ret;
+
+ ENTER ();
+ kaaWaitSync (pScreen);
+
+ ret = subRandRSetConfig (pScreen, randr, rate, pSize);
+ LEAVE();
+ return ret;
+}
+
+static Bool
+smiRandRInit (ScreenPtr pScreen)
+{
+ rrScrPriv(pScreen);
+
+ ENTER ();
+ pScrPriv->rrSetConfig = smiRandRSetConfig;
+ LEAVE ();
+ return TRUE;
+}
+#endif
+
+static Bool
+smiFinishInitScreen (ScreenPtr pScreen)
+{
+ Bool ret;
+ ret = subFinishInitScreen (pScreen);
+#ifdef RANDR
+ smiRandRInit (pScreen);
+#endif
+ return ret;
+}
+
+void
+smiPreserve (KdCardInfo *card)
+{
+ ENTER ();
+ subPreserve(card);
+ LEAVE();
+}
+
+Bool
+smiMapReg (KdCardInfo *card, SmiCardInfo *smic)
+{
+ ENTER ();
+ smic->io_base = 0; /* only handles one SMI card at standard VGA address */
+ smic->reg_base = (CARD8 *) KdMapDevice (SMI_REG_BASE(card),
+ SMI_REG_SIZE(card));
+
+ if (!smic->reg_base)
+ {
+ smic->dpr = 0;
+ return FALSE;
+ }
+
+ KdSetMappedMode (SMI_REG_BASE(card),
+ SMI_REG_SIZE(card),
+ KD_MAPPED_MODE_REGISTERS);
+ smic->dpr = (DPR *) (smic->reg_base + SMI_DPR_OFF(card));
+ LEAVE ();
+ return TRUE;
+}
+
+void
+smiUnmapReg (KdCardInfo *card, SmiCardInfo *smic)
+{
+ ENTER ();
+ if (smic->reg_base)
+ {
+ KdResetMappedMode (SMI_REG_BASE(card),
+ SMI_REG_SIZE(card),
+ KD_MAPPED_MODE_REGISTERS);
+ KdUnmapDevice ((void *) smic->reg_base, SMI_REG_SIZE(card));
+ smic->reg_base = 0;
+ smic->dpr = 0;
+ }
+ LEAVE ();
+}
+
+void
+smiOutb (CARD16 port, CARD8 val)
+{
+ asm volatile ("outb %b0,%w1" : : "a" (val), "d" (port));
+}
+
+CARD8
+smiInb (CARD16 port)
+{
+ CARD8 v;
+ asm volatile ("inb %w1,%b0" : "=a" (v) : "d" (port));
+ return v;
+}
+
+CARD8
+smiGetIndex (SmiCardInfo *smic, CARD16 addr, CARD16 data, CARD8 id)
+{
+ smiOutb (smic->io_base + addr, id);
+ return smiInb (smic->io_base + data);
+}
+
+void
+smiSetIndex (SmiCardInfo *smic, CARD16 addr, CARD16 data, CARD8 id, CARD8 val)
+{
+ smiOutb (smic->io_base + addr, id);
+ smiOutb (smic->io_base + data, val);
+}
+
+void
+smiSetMMIO (KdCardInfo *card, SmiCardInfo *smic)
+{
+ ENTER ();
+ if (!smic->reg_base)
+ smiMapReg (card, smic);
+ LEAVE();
+}
+
+void
+smiResetMMIO (KdCardInfo *card, SmiCardInfo *smic)
+{
+ smiUnmapReg (card, smic);
+}
+
+static Bool
+smiDPMS (ScreenPtr pScreen, int mode)
+{
+ Bool ret;
+ ENTER ();
+ ret = subDPMS (pScreen, mode);
+ LEAVE ();
+ return ret;
+}
+
+Bool
+smiEnable (ScreenPtr pScreen)
+{
+ KdScreenPriv(pScreen);
+ SmiCardInfo *smic = pScreenPriv->card->driver;
+
+ ENTER ();
+ iopl (3);
+ if (!subEnable (pScreen))
+ return FALSE;
+
+ smiSetMMIO (pScreenPriv->card, smic);
+ smiDPMS (pScreen, KD_DPMS_NORMAL);
+#if 0
+#ifdef XV
+ KdXVEnable (pScreen);
+#endif
+#endif
+ LEAVE ();
+ return TRUE;
+}
+
+void
+smiDisable (ScreenPtr pScreen)
+{
+ KdScreenPriv(pScreen);
+ SmiCardInfo *smic = pScreenPriv->card->driver;
+
+ ENTER ();
+#if 0
+#ifdef XV
+ KdXVDisable (pScreen);
+#endif
+#endif
+ smiResetMMIO (pScreenPriv->card, smic);
+ subDisable (pScreen);
+ LEAVE ();
+}
+
+static void
+smiRestore (KdCardInfo *card)
+{
+ ENTER ();
+ subRestore (card);
+ LEAVE();
+}
+
+static void
+smiScreenFini (KdScreenInfo *screen)
+{
+ SmiScreenInfo *smis = (SmiScreenInfo *) screen->driver;
+
+ ENTER ();
+ subScreenFini (screen);
+ xfree (smis);
+ screen->driver = 0;
+ LEAVE ();
+}
+
+static void
+smiCardFini (KdCardInfo *card)
+{
+ SmiCardInfo *smic = card->driver;
+
+ ENTER ();
+ smiUnmapReg (card, smic);
+ subCardFini (card);
+ LEAVE ();
+}
+
+#define smiCursorInit 0 /* initCursor */
+#define smiCursorEnable 0 /* enableCursor */
+#define smiCursorDisable 0 /* disableCursor */
+#define smiCursorFini 0 /* finiCursor */
+#define smiRecolorCursor 0 /* recolorCursor */
+
+KdCardFuncs smiFuncs = {
+ smiCardInit, /* cardinit */
+ smiScreenInit, /* scrinit */
+ smiInitScreen, /* initScreen */
+ smiFinishInitScreen, /* finishInitScreen */
+ subCreateResources, /* createRes */
+ smiPreserve, /* preserve */
+ smiEnable, /* enable */
+ smiDPMS, /* dpms */
+ smiDisable, /* disable */
+ smiRestore, /* restore */
+ smiScreenFini, /* scrfini */
+ smiCardFini, /* cardfini */
+
+ smiCursorInit, /* initCursor */
+ smiCursorEnable, /* enableCursor */
+ smiCursorDisable, /* disableCursor */
+ smiCursorFini, /* finiCursor */
+ smiRecolorCursor, /* recolorCursor */
+
+ smiDrawInit, /* initAccel */
+ smiDrawEnable, /* enableAccel */
+ smiDrawDisable, /* disableAccel */
+ smiDrawFini, /* finiAccel */
+
+ subGetColors, /* getColors */
+ subPutColors, /* putColors */
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 12:22:47 +0000