/* $NetBSD: unichromeaccel.h,v 1.1 2006/08/13 20:26:55 jmcneill Exp $ */
/*
* Copyright 1998-2006 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2006 S3 Graphics, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) OR COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _DEV_PCI_UNICHROMEACCEL_H
#define _DEV_PCI_UNICHROMEACCEL_H
/* To be included in fb.h */
#ifndef FB_ACCEL_VIA_UNICHROME
#define FB_ACCEL_VIA_UNICHROME 50
#endif
/* MMIO Base Address Definition */
#define MMIO_VGABASE 0x8000
#define MMIO_CR_READ MMIO_VGABASE + 0x3D4
#define MMIO_CR_WRITE MMIO_VGABASE + 0x3D5
#define MMIO_SR_READ MMIO_VGABASE + 0x3C4
#define MMIO_SR_WRITE MMIO_VGABASE + 0x3C5
#define MMIO_OUT8(reg, val) \
bus_space_write_1(sc->sc_memt, sc->sc_memh, reg, val)
#define MMIO_OUT16(reg, val) \
bus_space_write_2(sc->sc_memt, sc->sc_memh, reg, val)
#define MMIO_OUT32(reg, val) \
bus_space_write_4(sc->sc_memt, sc->sc_memh, reg, val)
#define MMIO_IN8(reg) \
bus_space_read_1(sc->sc_memt, sc->sc_memh, reg)
#define MMIO_IN16(reg) \
bus_space_read_2(sc->sc_memt, sc->sc_memh, reg)
#define MMIO_IN32(reg) \
bus_space_read_4(sc->sc_memt, sc->sc_memh, reg)
/* HW Cursor Status Define */
#define HW_Cursor_ON 0
#define HW_Cursor_OFF 1
/* Initial HW cursor flag */
#if 0
static int MAX_CURS = 32;
static int HW_Cursor_Init = 1;
#endif
#define CURSOR_SIZE (8 * 1024)
#define VQ_SIZE (256 * 1024)
#define VIA_MMIO_BLTBASE 0x200000
#define VIA_MMIO_BLTSIZE 0x200000
/* Defines for 2D registers */
#define VIA_REG_GECMD 0x000
#define VIA_REG_GEMODE 0x004
#define VIA_REG_SRCPOS 0x008
#define VIA_REG_DSTPOS 0x00C
#define VIA_REG_DIMENSION 0x010 /* width and height */
#define VIA_REG_PATADDR 0x014
#define VIA_REG_FGCOLOR 0x018
#define VIA_REG_BGCOLOR 0x01C
#define VIA_REG_CLIPTL 0x020 /* top and left of clipping */
#define VIA_REG_CLIPBR 0x024 /* bottom and right of clipping */
#define VIA_REG_OFFSET 0x028
#define VIA_REG_KEYCONTROL 0x02C /* color key control */
#define VIA_REG_SRCBASE 0x030
#define VIA_REG_DSTBASE 0x034
#define VIA_REG_PITCH 0x038 /* pitch of src and dst */
#define VIA_REG_MONOPAT0 0x03C
#define VIA_REG_MONOPAT1 0x040
#define VIA_REG_COLORPAT 0x100 /* from 0x100 to 0x1ff */
/* VIA_REG_PITCH(0x38): Pitch Setting */
#define VIA_PITCH_ENABLE 0x80000000
/* defines for VIA HW cursor registers */
#define VIA_REG_CURSOR_MODE 0x2D0
#define VIA_REG_CURSOR_POS 0x2D4
#define VIA_REG_CURSOR_ORG 0x2D8
#define VIA_REG_CURSOR_BG 0x2DC
#define VIA_REG_CURSOR_FG 0x2E0
/* VIA_REG_GEMODE(0x04): GE mode */
#define VIA_GEM_8bpp 0x00000000
#define VIA_GEM_16bpp 0x00000100
#define VIA_GEM_32bpp 0x00000300
/* defines for VIA 3D registers */
#define VIA_REG_STATUS 0x400
#define VIA_REG_TRANSET 0x43C
#define VIA_REG_TRANSPACE 0x440
/* VIA_REG_STATUS(0x400): Engine Status */
#define VIA_CMD_RGTR_BUSY 0x00000080 /* Command Regulator is busy */
#define VIA_2D_ENG_BUSY 0x00000001 /* 2D Engine is busy */
#define VIA_3D_ENG_BUSY 0x00000002 /* 3D Engine is busy */
#define VIA_VR_QUEUE_BUSY 0x00020000 /* Virtual Queue is busy */
#define MAXLOOP 0xFFFFFF
#endif /* _DEV_PCI_UNICHROMEACCEL_H */