diff options
Diffstat (limited to 'kernel/drivers/video/fbdev/sis/sis_accel.h')
| -rw-r--r-- | kernel/drivers/video/fbdev/sis/sis_accel.h | 400 |
1 files changed, 400 insertions, 0 deletions
diff --git a/kernel/drivers/video/fbdev/sis/sis_accel.h b/kernel/drivers/video/fbdev/sis/sis_accel.h new file mode 100644 index 000000000..30e03cdf6 --- /dev/null +++ b/kernel/drivers/video/fbdev/sis/sis_accel.h @@ -0,0 +1,400 @@ +/* + * SiS 300/540/630[S]/730[S], + * SiS 315[E|PRO]/550/[M]650/651/[M]661[F|M]X/740/[M]741[GX]/330/[M]760[GX], + * XGI V3XT/V5/V8, Z7 + * frame buffer driver for Linux kernels >= 2.4.14 and >=2.6.3 + * + * 2D acceleration part + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the named License, + * or any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA + * + * Based on the X driver's sis300_accel.h which is + * Copyright (C) 2001-2004 by Thomas Winischhofer, Vienna, Austria + * and sis310_accel.h which is + * Copyright (C) 2001-2004 by Thomas Winischhofer, Vienna, Austria + * + * Author: Thomas Winischhofer <thomas@winischhofer.net>: + * (see http://www.winischhofer.net/ + * for more information and updates) + */ + +#ifndef _SISFB_ACCEL_H +#define _SISFB_ACCEL_H + +/* Guard accelerator accesses with spin_lock_irqsave? Works well without. */ +#undef SISFB_USE_SPINLOCKS + +#ifdef SISFB_USE_SPINLOCKS +#include <linux/spinlock.h> +#define CRITBEGIN spin_lock_irqsave(&ivideo->lockaccel, critflags); +#define CRITEND spin_unlock_irqrestore(&ivideo->lockaccel, critflags); +#define CRITFLAGS unsigned long critflags; +#else +#define CRITBEGIN +#define CRITEND +#define CRITFLAGS +#endif + +/* Definitions for the SIS engine communication. */ + +#define PATREGSIZE 384 /* Pattern register size. 384 bytes @ 0x8300 */ +#define BR(x) (0x8200 | (x) << 2) +#define PBR(x) (0x8300 | (x) << 2) + +/* SiS300 engine commands */ +#define BITBLT 0x00000000 /* Blit */ +#define COLOREXP 0x00000001 /* Color expand */ +#define ENCOLOREXP 0x00000002 /* Enhanced color expand */ +#define MULTIPLE_SCANLINE 0x00000003 /* ? */ +#define LINE 0x00000004 /* Draw line */ +#define TRAPAZOID_FILL 0x00000005 /* Fill trapezoid */ +#define TRANSPARENT_BITBLT 0x00000006 /* Transparent Blit */ + +/* Additional engine commands for 315 */ +#define ALPHA_BLEND 0x00000007 /* Alpha blend ? */ +#define A3D_FUNCTION 0x00000008 /* 3D command ? */ +#define CLEAR_Z_BUFFER 0x00000009 /* ? */ +#define GRADIENT_FILL 0x0000000A /* Gradient fill */ + +/* source select */ +#define SRCVIDEO 0x00000000 /* source is video RAM */ +#define SRCSYSTEM 0x00000010 /* source is system memory */ +#define SRCCPUBLITBUF SRCSYSTEM /* source is CPU-driven BitBuffer (for color expand) */ +#define SRCAGP 0x00000020 /* source is AGP memory (?) */ + +/* Pattern flags */ +#define PATFG 0x00000000 /* foreground color */ +#define PATPATREG 0x00000040 /* pattern in pattern buffer (0x8300) */ +#define PATMONO 0x00000080 /* mono pattern */ + +/* blitting direction (300 series only) */ +#define X_INC 0x00010000 +#define X_DEC 0x00000000 +#define Y_INC 0x00020000 +#define Y_DEC 0x00000000 + +/* Clipping flags */ +#define NOCLIP 0x00000000 +#define NOMERGECLIP 0x04000000 +#define CLIPENABLE 0x00040000 +#define CLIPWITHOUTMERGE 0x04040000 + +/* Transparency */ +#define OPAQUE 0x00000000 +#define TRANSPARENT 0x00100000 + +/* ? */ +#define DSTAGP 0x02000000 +#define DSTVIDEO 0x02000000 + +/* Subfunctions for Color/Enhanced Color Expansion (315 only) */ +#define COLOR_TO_MONO 0x00100000 +#define AA_TEXT 0x00200000 + +/* Some general registers for 315 series */ +#define SRC_ADDR 0x8200 +#define SRC_PITCH 0x8204 +#define AGP_BASE 0x8206 /* color-depth dependent value */ +#define SRC_Y 0x8208 +#define SRC_X 0x820A +#define DST_Y 0x820C +#define DST_X 0x820E +#define DST_ADDR 0x8210 +#define DST_PITCH 0x8214 +#define DST_HEIGHT 0x8216 +#define RECT_WIDTH 0x8218 +#define RECT_HEIGHT 0x821A +#define PAT_FGCOLOR 0x821C +#define PAT_BGCOLOR 0x8220 +#define SRC_FGCOLOR 0x8224 +#define SRC_BGCOLOR 0x8228 +#define MONO_MASK 0x822C +#define LEFT_CLIP 0x8234 +#define TOP_CLIP 0x8236 +#define RIGHT_CLIP 0x8238 +#define BOTTOM_CLIP 0x823A +#define COMMAND_READY 0x823C +#define FIRE_TRIGGER 0x8240 + +#define PATTERN_REG 0x8300 /* 384 bytes pattern buffer */ + +/* Transparent bitblit registers */ +#define TRANS_DST_KEY_HIGH PAT_FGCOLOR +#define TRANS_DST_KEY_LOW PAT_BGCOLOR +#define TRANS_SRC_KEY_HIGH SRC_FGCOLOR +#define TRANS_SRC_KEY_LOW SRC_BGCOLOR + +/* Store queue length in par */ +#define CmdQueLen ivideo->cmdqueuelength + +/* ------------- SiS 300 series -------------- */ + +/* BR(16) (0x8240): + + bit 31 2D engine: 1 is idle, + bit 30 3D engine: 1 is idle, + bit 29 Command queue: 1 is empty + bits 28:24: Current CPU driven BitBlt buffer stage bit[4:0] + bits 15:0: Current command queue length + +*/ + +#define SiS300Idle \ + { \ + while((MMIO_IN16(ivideo->mmio_vbase, BR(16)+2) & 0xE000) != 0xE000){}; \ + while((MMIO_IN16(ivideo->mmio_vbase, BR(16)+2) & 0xE000) != 0xE000){}; \ + while((MMIO_IN16(ivideo->mmio_vbase, BR(16)+2) & 0xE000) != 0xE000){}; \ + CmdQueLen = MMIO_IN16(ivideo->mmio_vbase, 0x8240); \ + } +/* (do three times, because 2D engine seems quite unsure about whether or not it's idle) */ + +#define SiS300SetupSRCBase(base) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(0), base);\ + CmdQueLen--; + +#define SiS300SetupSRCPitch(pitch) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT16(ivideo->mmio_vbase, BR(1), pitch);\ + CmdQueLen--; + +#define SiS300SetupSRCXY(x,y) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(2), (x)<<16 | (y) );\ + CmdQueLen--; + +#define SiS300SetupDSTBase(base) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(4), base);\ + CmdQueLen--; + +#define SiS300SetupDSTXY(x,y) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(3), (x)<<16 | (y) );\ + CmdQueLen--; + +#define SiS300SetupDSTRect(x,y) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(5), (y)<<16 | (x) );\ + CmdQueLen--; + +#define SiS300SetupDSTColorDepth(bpp) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT16(ivideo->mmio_vbase, BR(1)+2, bpp);\ + CmdQueLen--; + +#define SiS300SetupRect(w,h) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(6), (h)<<16 | (w) );\ + CmdQueLen--; + +#define SiS300SetupPATFG(color) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(7), color);\ + CmdQueLen--; + +#define SiS300SetupPATBG(color) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(8), color);\ + CmdQueLen--; + +#define SiS300SetupSRCFG(color) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(9), color);\ + CmdQueLen--; + +#define SiS300SetupSRCBG(color) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(10), color);\ + CmdQueLen--; + +/* 0x8224 src colorkey high */ +/* 0x8228 src colorkey low */ +/* 0x821c dest colorkey high */ +/* 0x8220 dest colorkey low */ +#define SiS300SetupSRCTrans(color) \ + if(CmdQueLen <= 1) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, 0x8224, color);\ + MMIO_OUT32(ivideo->mmio_vbase, 0x8228, color);\ + CmdQueLen -= 2; + +#define SiS300SetupDSTTrans(color) \ + if(CmdQueLen <= 1) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, 0x821C, color); \ + MMIO_OUT32(ivideo->mmio_vbase, 0x8220, color); \ + CmdQueLen -= 2; + +#define SiS300SetupMONOPAT(p0,p1) \ + if(CmdQueLen <= 1) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(11), p0);\ + MMIO_OUT32(ivideo->mmio_vbase, BR(12), p1);\ + CmdQueLen -= 2; + +#define SiS300SetupClipLT(left,top) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(13), ((left) & 0xFFFF) | (top)<<16 );\ + CmdQueLen--; + +#define SiS300SetupClipRB(right,bottom) \ + if(CmdQueLen <= 0) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(14), ((right) & 0xFFFF) | (bottom)<<16 );\ + CmdQueLen--; + +/* General */ +#define SiS300SetupROP(rop) \ + ivideo->CommandReg = (rop) << 8; + +#define SiS300SetupCMDFlag(flags) \ + ivideo->CommandReg |= (flags); + +#define SiS300DoCMD \ + if(CmdQueLen <= 1) SiS300Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, BR(15), ivideo->CommandReg); \ + MMIO_OUT32(ivideo->mmio_vbase, BR(16), 0);\ + CmdQueLen -= 2; + +/* -------------- SiS 315/330 series --------------- */ + +/* Q_STATUS: + bit 31 = 1: All engines idle and all queues empty + bit 30 = 1: Hardware Queue (=HW CQ, 2D queue, 3D queue) empty + bit 29 = 1: 2D engine is idle + bit 28 = 1: 3D engine is idle + bit 27 = 1: HW command queue empty + bit 26 = 1: 2D queue empty + bit 25 = 1: 3D queue empty + bit 24 = 1: SW command queue empty + bits 23:16: 2D counter 3 + bits 15:8: 2D counter 2 + bits 7:0: 2D counter 1 +*/ + +#define SiS310Idle \ + { \ + while( (MMIO_IN16(ivideo->mmio_vbase, Q_STATUS+2) & 0x8000) != 0x8000){}; \ + while( (MMIO_IN16(ivideo->mmio_vbase, Q_STATUS+2) & 0x8000) != 0x8000){}; \ + while( (MMIO_IN16(ivideo->mmio_vbase, Q_STATUS+2) & 0x8000) != 0x8000){}; \ + while( (MMIO_IN16(ivideo->mmio_vbase, Q_STATUS+2) & 0x8000) != 0x8000){}; \ + CmdQueLen = 0; \ + } + +#define SiS310SetupSRCBase(base) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, SRC_ADDR, base);\ + CmdQueLen--; + +#define SiS310SetupSRCPitch(pitch) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT16(ivideo->mmio_vbase, SRC_PITCH, pitch);\ + CmdQueLen--; + +#define SiS310SetupSRCXY(x,y) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, SRC_Y, (x)<<16 | (y) );\ + CmdQueLen--; + +#define SiS310SetupDSTBase(base) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, DST_ADDR, base);\ + CmdQueLen--; + +#define SiS310SetupDSTXY(x,y) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, DST_Y, (x)<<16 | (y) );\ + CmdQueLen--; + +#define SiS310SetupDSTRect(x,y) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, DST_PITCH, (y)<<16 | (x) );\ + CmdQueLen--; + +#define SiS310SetupDSTColorDepth(bpp) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT16(ivideo->mmio_vbase, AGP_BASE, bpp);\ + CmdQueLen--; + +#define SiS310SetupRect(w,h) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, RECT_WIDTH, (h)<<16 | (w) );\ + CmdQueLen--; + +#define SiS310SetupPATFG(color) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, PAT_FGCOLOR, color);\ + CmdQueLen--; + +#define SiS310SetupPATBG(color) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, PAT_BGCOLOR, color);\ + CmdQueLen--; + +#define SiS310SetupSRCFG(color) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, SRC_FGCOLOR, color);\ + CmdQueLen--; + +#define SiS310SetupSRCBG(color) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, SRC_BGCOLOR, color);\ + CmdQueLen--; + +#define SiS310SetupSRCTrans(color) \ + if(CmdQueLen <= 1) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, TRANS_SRC_KEY_HIGH, color);\ + MMIO_OUT32(ivideo->mmio_vbase, TRANS_SRC_KEY_LOW, color);\ + CmdQueLen -= 2; + +#define SiS310SetupDSTTrans(color) \ + if(CmdQueLen <= 1) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, TRANS_DST_KEY_HIGH, color); \ + MMIO_OUT32(ivideo->mmio_vbase, TRANS_DST_KEY_LOW, color); \ + CmdQueLen -= 2; + +#define SiS310SetupMONOPAT(p0,p1) \ + if(CmdQueLen <= 1) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, MONO_MASK, p0);\ + MMIO_OUT32(ivideo->mmio_vbase, MONO_MASK+4, p1);\ + CmdQueLen -= 2; + +#define SiS310SetupClipLT(left,top) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, LEFT_CLIP, ((left) & 0xFFFF) | (top)<<16 );\ + CmdQueLen--; + +#define SiS310SetupClipRB(right,bottom) \ + if(CmdQueLen <= 0) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, RIGHT_CLIP, ((right) & 0xFFFF) | (bottom)<<16 );\ + CmdQueLen--; + +#define SiS310SetupROP(rop) \ + ivideo->CommandReg = (rop) << 8; + +#define SiS310SetupCMDFlag(flags) \ + ivideo->CommandReg |= (flags); + +#define SiS310DoCMD \ + if(CmdQueLen <= 1) SiS310Idle;\ + MMIO_OUT32(ivideo->mmio_vbase, COMMAND_READY, ivideo->CommandReg); \ + MMIO_OUT32(ivideo->mmio_vbase, FIRE_TRIGGER, 0); \ + CmdQueLen -= 2; + +int sisfb_initaccel(struct sis_video_info *ivideo); +void sisfb_syncaccel(struct sis_video_info *ivideo); + +int fbcon_sis_sync(struct fb_info *info); +void fbcon_sis_fillrect(struct fb_info *info, const struct fb_fillrect *rect); +void fbcon_sis_copyarea(struct fb_info *info, const struct fb_copyarea *area); + +#endif |