1 files changed, 311 insertions, 0 deletions
diff --git a/xorg-server/hw/kdrive/sis300/sis.c b/xorg-server/hw/kdrive/sis300/sis.c
new file mode 100644
index 000000000..30b7ac2c5
--- /dev/null
+++ b/xorg-server/hw/kdrive/sis300/sis.c
@@ -0,0 +1,311 @@
+/*
+ * Copyright © 2003 Eric Anholt
+ *
+ * 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 Eric Anholt not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission.  Eric Anholt makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL ERIC ANHOLT 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 "sis.h"
+#include "sis_reg.h"
+
+struct pci_id_entry sis_pci_ids[] = {
+	{0x1039, 0x0300, 0x1, "SiS 300/305"},
+	{0x1039, 0x5300, 0x1, "SiS 540"},
+	{0x1039, 0x6300, 0x1, "SiS 630"},
+	{0x1039, 0x7300, 0x1, "SiS 730"},
+	{0, 0, 0, NULL}
+};
+
+static Bool
+SiSCardInit(KdCardInfo *card)
+{
+	SiSCardInfo *sisc;
+	Bool initialized = FALSE;
+
+	sisc = xcalloc(sizeof(SiSCardInfo), 1);
+	if (sisc == NULL)
+		return FALSE;
+
+#ifdef KDRIVEFBDEV
+	if (!initialized && fbdevInitialize(card, &sisc->backend_priv.fbdev)) {
+		sisc->use_fbdev = TRUE;
+		initialized = TRUE;
+		sisc->backend_funcs.cardfini = fbdevCardFini;
+		sisc->backend_funcs.scrfini = fbdevScreenFini;
+		sisc->backend_funcs.initScreen = fbdevInitScreen;
+		sisc->backend_funcs.finishInitScreen = fbdevFinishInitScreen;
+		sisc->backend_funcs.createRes = fbdevCreateResources;
+		sisc->backend_funcs.preserve = fbdevPreserve;
+		sisc->backend_funcs.restore = fbdevRestore;
+		sisc->backend_funcs.dpms = fbdevDPMS;
+		sisc->backend_funcs.enable = fbdevEnable;
+		sisc->backend_funcs.disable = fbdevDisable;
+		sisc->backend_funcs.getColors = fbdevGetColors;
+		sisc->backend_funcs.putColors = fbdevPutColors;
+	}
+#endif
+#ifdef KDRIVEVESA
+	if (!initialized && vesaInitialize(card, &sisc->backend_priv.vesa)) {
+		sisc->use_vesa = TRUE;
+		initialized = TRUE;
+		sisc->backend_funcs.cardfini = vesaCardFini;
+		sisc->backend_funcs.scrfini = vesaScreenFini;
+		sisc->backend_funcs.initScreen = vesaInitScreen;
+		sisc->backend_funcs.finishInitScreen = vesaFinishInitScreen;
+		sisc->backend_funcs.createRes = vesaCreateResources;
+		sisc->backend_funcs.preserve = vesaPreserve;
+		sisc->backend_funcs.restore = vesaRestore;
+		sisc->backend_funcs.dpms = vesaDPMS;
+		sisc->backend_funcs.enable = vesaEnable;
+		sisc->backend_funcs.disable = vesaDisable;
+		sisc->backend_funcs.getColors = vesaGetColors;
+		sisc->backend_funcs.putColors = vesaPutColors;
+	}
+#endif
+
+	if (!initialized || !SiSMapReg(card, sisc)) {
+		xfree(sisc);
+		return FALSE;
+	}
+
+	card->driver = sisc;
+
+	return TRUE;
+}
+
+static void
+SiSCardFini(KdCardInfo *card)
+{
+	SiSCardInfo *sisc = (SiSCardInfo *)card->driver;
+
+	SiSUnmapReg(card, sisc);
+	sisc->backend_funcs.cardfini(card);
+}
+
+static Bool
+SiSScreenInit(KdScreenInfo *screen)
+{
+	SiSScreenInfo *siss;
+	SiSCardInfo(screen);
+	int success = FALSE;
+
+	siss = xcalloc(sizeof(SiSScreenInfo), 1);
+	if (siss == NULL)
+		return FALSE;
+
+	siss->sisc = sisc;
+
+	screen->driver = siss;
+
+#ifdef KDRIVEFBDEV
+	if (sisc->use_fbdev) {
+		success = fbdevScreenInitialize(screen,
+		    &siss->backend_priv.fbdev);
+		screen->memory_size = sisc->backend_priv.fbdev.fix.smem_len;
+		screen->off_screen_base =
+		    sisc->backend_priv.fbdev.var.yres_virtual *
+		    screen->fb[0].byteStride;
+	}
+#endif
+#ifdef KDRIVEVESA
+	if (sisc->use_vesa) {
+		if (screen->fb[0].depth == 0)
+			screen->fb[0].depth = 16;
+		success = vesaScreenInitialize(screen,
+		    &siss->backend_priv.vesa);
+	}
+#endif
+	if (!success) {
+		screen->driver = NULL;
+		xfree(siss);
+		return FALSE;
+	}
+
+	return TRUE;
+}
+
+static void
+SiSScreenFini(KdScreenInfo *screen)
+{
+	SiSScreenInfo *siss = (SiSScreenInfo *)screen->driver;
+	SiSCardInfo *sisc = screen->card->driver;
+
+	sisc->backend_funcs.scrfini(screen);
+	xfree(siss);
+	screen->driver = 0;
+}
+
+Bool
+SiSMapReg(KdCardInfo *card, SiSCardInfo *sisc)
+{
+	sisc->reg_base = (CARD8 *)KdMapDevice(SIS_REG_BASE(card),
+	    SIS_REG_SIZE(card));
+
+	if (sisc->reg_base == NULL)
+		return FALSE;
+
+	KdSetMappedMode(SIS_REG_BASE(card), SIS_REG_SIZE(card),
+	    KD_MAPPED_MODE_REGISTERS);
+
+	return TRUE;
+}
+
+void
+SiSUnmapReg(KdCardInfo *card, SiSCardInfo *sisc)
+{
+	if (sisc->reg_base) {
+		KdResetMappedMode(SIS_REG_BASE(card), SIS_REG_SIZE(card),
+		    KD_MAPPED_MODE_REGISTERS);
+		KdUnmapDevice((void *)sisc->reg_base, SIS_REG_SIZE(card));
+		sisc->reg_base = 0;
+	}
+}
+
+static Bool
+SiSInitScreen(ScreenPtr pScreen)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	return sisc->backend_funcs.initScreen(pScreen);
+}
+
+static Bool
+SiSFinishInitScreen(ScreenPtr pScreen)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	return sisc->backend_funcs.finishInitScreen(pScreen);
+}
+
+static Bool
+SiSCreateResources(ScreenPtr pScreen)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	return sisc->backend_funcs.createRes(pScreen);
+}
+
+static void
+SiSPreserve(KdCardInfo *card)
+{
+	SiSCardInfo *sisc = card->driver;
+
+	sisc->backend_funcs.preserve(card);
+}
+
+static void
+SiSRestore(KdCardInfo *card)
+{
+	SiSCardInfo *sisc = card->driver;
+
+	SiSUnmapReg(card, sisc);
+
+	sisc->backend_funcs.restore(card);
+}
+
+static Bool
+SiSDPMS(ScreenPtr pScreen, int mode)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	return sisc->backend_funcs.dpms(pScreen, mode);
+}
+
+static Bool
+SiSEnable(ScreenPtr pScreen)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	if (!sisc->backend_funcs.enable(pScreen))
+		return FALSE;
+
+	if ((sisc->reg_base == NULL) && !SiSMapReg(pScreenPriv->screen->card,
+	    sisc))
+		return FALSE;
+
+	SiSDPMS(pScreen, KD_DPMS_NORMAL);
+
+	return TRUE;
+}
+
+static void
+SiSDisable(ScreenPtr pScreen)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	SiSUnmapReg(pScreenPriv->card, sisc);
+
+	sisc->backend_funcs.disable(pScreen);
+}
+
+static void
+SiSGetColors(ScreenPtr pScreen, int fb, int n, xColorItem *pdefs)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	sisc->backend_funcs.getColors(pScreen, fb, n, pdefs);
+}
+
+static void
+SiSPutColors(ScreenPtr pScreen, int fb, int n, xColorItem *pdefs)
+{
+	KdScreenPriv(pScreen);
+	SiSCardInfo(pScreenPriv);
+
+	sisc->backend_funcs.putColors(pScreen, fb, n, pdefs);
+}
+
+KdCardFuncs SiSFuncs = {
+	SiSCardInit,		/* cardinit */
+	SiSScreenInit,		/* scrinit */
+	SiSInitScreen,		/* initScreen */
+	SiSFinishInitScreen,	/* finishInitScreen */
+	SiSCreateResources,	/* createRes */
+	SiSPreserve,		/* preserve */
+	SiSEnable,		/* enable */
+	SiSDPMS,		/* dpms */
+	SiSDisable,		/* disable */
+	SiSRestore,		/* restore */
+	SiSScreenFini,		/* scrfini */
+	SiSCardFini,		/* cardfini */
+
+	0,			/* initCursor */
+	0,			/* enableCursor */
+	0,			/* disableCursor */
+	0,			/* finiCursor */
+	0,			/* recolorCursor */
+
+	SiSDrawInit,		/* initAccel */
+	SiSDrawEnable,		/* enableAccel */
+	SiSDrawSync,		/* syncAccel */
+	SiSDrawDisable,		/* disableAccel */
+	SiSDrawFini,		/* finiAccel */
+
+	SiSGetColors,		/* getColors */
+	SiSPutColors,		/* putColors */
+};