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Diffstat (limited to 'xorg-server/hw/kdrive/via/via.h')
-rw-r--r--xorg-server/hw/kdrive/via/via.h129
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diff --git a/xorg-server/hw/kdrive/via/via.h b/xorg-server/hw/kdrive/via/via.h
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--- a/xorg-server/hw/kdrive/via/via.h
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-/*
- * Copyright © 2004 Ralph Thomas
- *
- * 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 Ralph Thomas not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Ralph Thomas makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * RALPH THOMAS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL RALPH THOMAS 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.
- */
-/*
-** VIA CLE266 driver
-** Copyright 2004 (C) Ralph Thomas <ralpht@gmail.com>
-**
-** http://www.viatech.com.tw/
-*/
-
-#ifndef _VIA_H_
-#define _VIA_H_
-
-#include <vesa.h>
-#include <klinux.h>
-
-/*
-** Define DebugF so that we can spot debug statements easily.
-*/
-#define DebugF ErrorF
-
-typedef volatile CARD8 VOL8;
-typedef volatile CARD16 VOL16;
-typedef volatile CARD32 VOL32;
-
-/*
-** These macros provide access to data on the card. The VIA graphics chips
-** are only available on IA-32 architecture, so PCI address space and CPU
-** address space are always the same (hence accesses can be performed by
-** dereferencing a pointer into PCI space).
-*/
-#define MMIO_OUT32( mmio, a, v ) (*(VOL32 *)((mmio) + (a)) = (v))
-#define MMIO_IN32( mmio, a ) (*(VOL32 *)((mmio) + (a)))
-#define MMIO_OUT16( mmio, a, v ) (*(VOL16 *)((mmio) + (a)) = (v))
-#define MMIO_IN16( mmio, a ) (*(VOL16 *)((mmio) + (a)))
-#define MMIO_OUT8( mmio, a, v ) (*(VOL8 *)((mmio) + (a)) = (v))
-#define MMIO_IN8( mmio, a, v ) (*(VOL8 *)((mmio) + (a)))
-
-/*
-** VGA regisers are offset 0x8000 from the beginning of the mmap'd register
-** space.
-*/
-#define VIA_MMIO_VGABASE 0x8000
-
-/*
-** The size of the register space, used when we mmap the registers. The
-** argument "c" should be a KdCardInfo*.
-*/
-#define VIA_REG_SIZE(c) (0x9000)
-
-/*
-** The base of the register space, used when we mmap the registers. The
-** argument "c" should be a KdCardInfo*.
-*/
-#define VIA_REG_BASE(c) ((c)->attr.address[1])
-
-/*
-** Access to the mmap'd VGA registers. The VGA registers are offset from the
-** beginning of the 16M pci space by 0x8000. These macros get used just like
-** outb/inb would be used to access VGA.
-*/
-#define VGAOUT32( addr, v ) MMIO_OUT32( viac->mapBase + VIA_MMIO_VGABASE, addr, v )
-#define VGAIN32( addr ) MMIO_IN32( viac->mapBase + VIA_MMIO_VGABASE, addr )
-#define VGAOUT16( addr, v ) MMIO_OUT16( viac->mapBase + VIA_MMIO_VGABASE, addr, v )
-#define VGAIN16( addr ) MIIO_IN16( viac->mapBase + VIA_MMIO_VGABASE, addr )
-#define VGAOUT8( addr, v ) MMIO_OUT8( viac->mapBase + VIA_MMIO_VGABASE, addr, v )
-#define VGAIN8( addr ) MMIO_IN8( viac->mapBase + VIA_MMIO_VGABASE, addr )
-
-/*
-** Access to any of the registers on the chip.
-*/
-#define OUTREG32( addr, v ) MMIO_OUT32( viac->mapBase, addr, v )
-#define INREG32( addr ) MMIO_IN32( viac->mapBase, addr )
-#define OUTREG16( addr, v ) MMIO_OUT16( viac->mapBase, addr, v )
-#define INREG16( addr ) MMIO_IN16( viac->mapBase, addr )
-
-/*
-** We keep all of our chip specific data in a ViaCardInfo.
-*/
-typedef struct _viaCardInfo {
- VesaCardPrivRec vesa; /* card info for VESA driver */
- VOL8* mapBase; /* mmap'd registers */
- CARD32 savedCommand; /* command to issue to GE */
- CARD32 savedFgColor; /* color to issue to GE */
-} ViaCardInfo;
-
-/*
-** We keep all of our screen specific data in a ViaScreenInfo.
-*/
-typedef struct _viaScreenInfo {
- VesaScreenPrivRec vesa;
- KaaScreenInfoRec kaa;
-} ViaScreenInfo;
-
-/*
-** These function prototypes are for support functions. More infomation on each
-** function is available at the place the function is implemented, in via.c.
-*/
-Bool viaMapReg( KdCardInfo* card, ViaCardInfo* viac );
-void viaUnmapReg( KdCardInfo* card, ViaCardInfo* viac );
-void viaSetMMIO( KdCardInfo* card, ViaCardInfo* viac );
-void viaResetMMIO( KdCardInfo* card, ViaCardInfo* viac );
-
-/*
-** The viaFuncs structure gets filled with the addresses of the functions
-** that we use to talk to the graphics chip.
-*/
-extern KdCardFuncs viaFuncs;
-
-#endif
-