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/*
* 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.
*/
#ifndef _SIS_H_
#define _SIS_H_
#include "kdrive-config.h"
#ifdef KDRIVEFBDEV
#include <fbdev.h>
#endif
#ifdef KDRIVEVESA
#include <vesa.h>
#endif
/* XXX */
#define SIS_REG_BASE(c) ((c)->attr.address[1])
#define SIS_REG_SIZE(c) (0x10000)
#ifdef __powerpc__
static __inline__ void
MMIO_OUT32(__volatile__ void *base, const unsigned long offset,
const unsigned int val)
{
__asm__ __volatile__(
"stwbrx %1,%2,%3\n\t"
"eieio"
: "=m" (*((volatile unsigned char *)base+offset))
: "r" (val), "b" (base), "r" (offset));
}
static __inline__ CARD32
MMIO_IN32(__volatile__ void *base, const unsigned long offset)
{
register unsigned int val;
__asm__ __volatile__(
"lwbrx %0,%1,%2\n\t"
"eieio"
: "=r" (val)
: "b" (base), "r" (offset),
"m" (*((volatile unsigned char *)base+offset)));
return val;
}
#else
#define MMIO_OUT32(mmio, a, v) (*(VOL32 *)((mmio) + (a)) = (v))
#define MMIO_IN32(mmio, a) (*(VOL32 *)((mmio) + (a)))
#endif
typedef volatile CARD8 VOL8;
typedef volatile CARD16 VOL16;
typedef volatile CARD32 VOL32;
struct pci_id_entry {
CARD16 vendor;
CARD16 device;
CARD8 caps;
char *name;
};
struct backend_funcs {
void (*cardfini)(KdCardInfo *);
void (*scrfini)(KdScreenInfo *);
Bool (*initScreen)(ScreenPtr);
Bool (*finishInitScreen)(ScreenPtr pScreen);
Bool (*createRes)(ScreenPtr);
void (*preserve)(KdCardInfo *);
void (*restore)(KdCardInfo *);
Bool (*dpms)(ScreenPtr, int);
Bool (*enable)(ScreenPtr);
void (*disable)(ScreenPtr);
void (*getColors)(ScreenPtr, int, int, xColorItem *);
void (*putColors)(ScreenPtr, int, int, xColorItem *);
};
typedef struct _SiSCardInfo {
union {
#ifdef KDRIVEFBDEV
FbdevPriv fbdev;
#endif
#ifdef KDRIVEVESA
VesaCardPrivRec vesa;
#endif
} backend_priv;
struct backend_funcs backend_funcs;
struct pci_id_entry *pci_id;
CARD8 *reg_base;
Bool use_fbdev, use_vesa;
} SiSCardInfo;
#define getSiSCardInfo(kd) ((SiSCardInfo *) ((kd)->card->driver))
#define SiSCardInfo(kd) SiSCardInfo *sisc = getSiSCardInfo(kd)
typedef struct _SiSScreenInfo {
union {
#ifdef KDRIVEFBDEV
FbdevScrPriv fbdev;
#endif
#ifdef KDRIVEVESA
VesaScreenPrivRec vesa;
#endif
} backend_priv;
CARD32 depthSet; /* depth value for REG_BLT_SRCPITCH */
KaaScreenInfoRec kaa;
SiSCardInfo *sisc;
} SiSScreenInfo;
#define getSiSScreenInfo(kd) ((SiSScreenInfo *) ((kd)->screen->driver))
#define SiSScreenInfo(kd) SiSScreenInfo *siss = getSiSScreenInfo(kd)
Bool
SiSMapReg(KdCardInfo *card, SiSCardInfo *sisc);
void
SiSUnmapReg(KdCardInfo *card, SiSCardInfo *sisc);
Bool
SiSDrawSetup(ScreenPtr pScreen);
Bool
SiSDrawInit(ScreenPtr pScreen);
void
SiSDrawEnable(ScreenPtr pScreen);
void
SiSDrawSync(ScreenPtr pScreen);
void
SiSDrawDisable(ScreenPtr pScreen);
void
SiSDrawFini(ScreenPtr pScreen);
extern KdCardFuncs SiSFuncs;
#endif /* _SIS_H_ */
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