diff -ruN linux.orig/Documentation/Configure.help linux/Documentation/Configure.help --- linux.orig/Documentation/Configure.help Mon Apr 15 00:58:14 2002 +++ linux/Documentation/Configure.help Mon Apr 15 01:04:11 2002 @@ -4542,6 +4542,15 @@ There is no need for enabling 'Matrox multihead support' if you have only one Matrox card in the box. +Matrox mga_vid driver +CONFIG_FB_MATROX_MGAVID + Say Y here if you want to use /dev/mga_vid driver used by + advanced video players like mplayer and aviplay. + You'll need to mknod /dev/mga_vid c 178 0 + If you compile it as module, it will create a module named + mga_vid.o. + + 3Dfx Voodoo Graphics / Voodoo2 frame buffer support CONFIG_FB_VOODOO1 Say Y here if you have a 3Dfx Voodoo Graphics (Voodoo1/sst1) or diff -ruN linux.orig/drivers/video/Config.in linux/drivers/video/Config.in --- linux.orig/drivers/video/Config.in Mon Apr 15 00:58:09 2002 +++ linux/drivers/video/Config.in Mon Apr 15 01:04:11 2002 @@ -122,6 +122,7 @@ bool ' Millennium I/II support' CONFIG_FB_MATROX_MILLENIUM bool ' Mystique support' CONFIG_FB_MATROX_MYSTIQUE bool ' G100/G200/G400/G450/G550 support' CONFIG_FB_MATROX_G100 + tristate ' G200/G400/G450/G550 /dev/mga_vid support' CONFIG_FB_MATROX_MGAVID if [ "$CONFIG_I2C" != "n" ]; then dep_tristate ' Matrox I2C support' CONFIG_FB_MATROX_I2C $CONFIG_FB_MATROX $CONFIG_I2C_ALGOBIT if [ "$CONFIG_FB_MATROX_G100" = "y" ]; then diff -ruN linux.orig/drivers/video/matrox/Makefile linux/drivers/video/matrox/Makefile --- linux.orig/drivers/video/matrox/Makefile Mon Apr 15 00:58:09 2002 +++ linux/drivers/video/matrox/Makefile Mon Apr 15 01:04:11 2002 @@ -11,10 +11,11 @@ # Each configuration option enables a list of files. -obj-$(CONFIG_FB_MATROX) += matroxfb_base.o matroxfb_accel.o matroxfb_DAC1064.o matroxfb_Ti3026.o matroxfb_misc.o +obj-$(CONFIG_FB_MATROX) += matroxfb_base.o matroxfb_accel.o matroxfb_DAC1064.o matroxfb_Ti3026.o matroxfb_misc.o mga_vid.o obj-$(CONFIG_FB_MATROX_I2C) += i2c-matroxfb.o obj-$(CONFIG_FB_MATROX_MAVEN) += matroxfb_maven.o matroxfb_crtc2.o obj-$(CONFIG_FB_MATROX_G450) += matroxfb_g450.o matroxfb_crtc2.o +obj-$(CONFIG_FB_MATROX_MGAVID) += mga_vid.o include $(TOPDIR)/Rules.make diff -ruN linux.orig/drivers/video/matrox/mga_vid.c linux/drivers/video/matrox/mga_vid.c --- linux.orig/drivers/video/matrox/mga_vid.c Thu Jan 1 01:00:00 1970 +++ linux/drivers/video/matrox/mga_vid.c Mon Apr 15 01:05:04 2002 @@ -0,0 +1,1599 @@ +//#define CRTC2 + +// YUY2 support (see config.format) added by A'rpi/ESP-team +// double buffering added by A'rpi/ESP-team +// brightness/contrast introduced by eyck + +// Set this value, if autodetection fails! (video ram size in megabytes) +// #define MGA_MEMORY_SIZE 16 + +//#define MGA_ALLOW_IRQ + +#define MGA_VSYNC_POS 2 + +/* + * + * mga_vid.c + * + * Copyright (C) 1999 Aaron Holtzman + * + * Module skeleton based on gutted agpgart module by Jeff Hartmann + * + * + * Matrox MGA G200/G400 YUV Video Interface module Version 0.1.0 + * + * BES == Back End Scaler + * + * This software has been released under the terms of the GNU Public + * license. See http://www.gnu.org/copyleft/gpl.html for details. + */ + +//It's entirely possible this major conflicts with something else +/* mknod /dev/mga_vid c 178 0 */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,10) +#include +#else +#include +#endif + +#include +#include +#include + +#include "mga_vid.h" + +#ifdef CONFIG_MTRR +#include +#endif + +#include +#include +#include + +#define TRUE 1 +#define FALSE 0 + +#define MGA_VID_MAJOR 178 + +//#define MGA_VIDMEM_SIZE mga_ram_size + +#ifndef PCI_DEVICE_ID_MATROX_G200_PCI +#define PCI_DEVICE_ID_MATROX_G200_PCI 0x0520 +#endif + +#ifndef PCI_DEVICE_ID_MATROX_G200_AGP +#define PCI_DEVICE_ID_MATROX_G200_AGP 0x0521 +#endif + +#ifndef PCI_DEVICE_ID_MATROX_G400 +#define PCI_DEVICE_ID_MATROX_G400 0x0525 +#endif + +#ifndef PCI_DEVICE_ID_MATROX_G550 +#define PCI_DEVICE_ID_MATROX_G550 0x2527 +#endif + +MODULE_AUTHOR("Aaron Holtzman "); +#ifdef MODULE_LICENSE +MODULE_LICENSE("GPL"); +#endif + +#define PARAM_BRIGHTNESS "brightness=" +#define PARAM_CONTRAST "contrast=" +#define PARAM_BLACKIE "blackie=" + +#define PARAM_BUFF_SIZE 4096 +static uint8_t *mga_param_buff = NULL; +static uint32_t mga_param_buff_size=0; +static uint32_t mga_param_buff_len=0; + +#define min(x,y) (((x)<(y))?(x):(y)) + +#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0) +#include + +unsigned long simple_strtoul(const char *cp,char **endp,unsigned int base) +{ + unsigned long result = 0,value; + + if (!base) { + base = 10; + if (*cp == '0') { + base = 8; + cp++; + if ((*cp == 'x') && isxdigit(cp[1])) { + cp++; + base = 16; + } + } + } + while (isxdigit(*cp) && (value = isdigit(*cp) ? *cp-'0' : (islower(*cp) + ? toupper(*cp) : *cp)-'A'+10) < base) { + result = result*base + value; + cp++; + } + if (endp) + *endp = (char *)cp; + return result; +} + +long simple_strtol(const char *cp,char **endp,unsigned int base) +{ + if(*cp=='-') + return -simple_strtoul(cp+1,endp,base); + return simple_strtoul(cp,endp,base); +} +#endif + + +typedef struct bes_registers_s +{ + //BES Control + uint32_t besctl; + //BES Global control + uint32_t besglobctl; + //Luma control (brightness and contrast) + uint32_t beslumactl; + //Line pitch + uint32_t bespitch; + + //Buffer A-1 Chroma 3 plane org + uint32_t besa1c3org; + //Buffer A-1 Chroma org + uint32_t besa1corg; + //Buffer A-1 Luma org + uint32_t besa1org; + + //Buffer A-2 Chroma 3 plane org + uint32_t besa2c3org; + //Buffer A-2 Chroma org + uint32_t besa2corg; + //Buffer A-2 Luma org + uint32_t besa2org; + + //Buffer B-1 Chroma 3 plane org + uint32_t besb1c3org; + //Buffer B-1 Chroma org + uint32_t besb1corg; + //Buffer B-1 Luma org + uint32_t besb1org; + + //Buffer B-2 Chroma 3 plane org + uint32_t besb2c3org; + //Buffer B-2 Chroma org + uint32_t besb2corg; + //Buffer B-2 Luma org + uint32_t besb2org; + + //BES Horizontal coord + uint32_t beshcoord; + //BES Horizontal inverse scaling [5.14] + uint32_t beshiscal; + //BES Horizontal source start [10.14] (for scaling) + uint32_t beshsrcst; + //BES Horizontal source ending [10.14] (for scaling) + uint32_t beshsrcend; + //BES Horizontal source last + uint32_t beshsrclst; + + + //BES Vertical coord + uint32_t besvcoord; + //BES Vertical inverse scaling [5.14] + uint32_t besviscal; + //BES Field 1 vertical source last position + uint32_t besv1srclst; + //BES Field 1 weight start + uint32_t besv1wght; + //BES Field 2 vertical source last position + uint32_t besv2srclst; + //BES Field 2 weight start + uint32_t besv2wght; + + + //configurable stuff + int blackie; + +} bes_registers_t; + +static bes_registers_t regs; +#ifdef CRTC2 +typedef struct crtc2_registers_s +{ + uint32_t c2ctl; + uint32_t c2datactl; + uint32_t c2misc; + uint32_t c2hparam; + uint32_t c2hsync; + uint32_t c2offset; + uint32_t c2pl2startadd0; + uint32_t c2pl2startadd1; + uint32_t c2pl3startadd0; + uint32_t c2pl3startadd1; + uint32_t c2preload; + uint32_t c2spicstartadd0; + uint32_t c2spicstartadd1; + uint32_t c2startadd0; + uint32_t c2startadd1; + uint32_t c2subpiclut; + uint32_t c2vcount; + uint32_t c2vparam; + uint32_t c2vsync; +} crtc2_registers_t; +static crtc2_registers_t cregs; +#endif +static uint32_t mga_vid_in_use = 0; +static uint32_t is_g400 = 0; +static uint32_t vid_src_ready = 0; +static uint32_t vid_overlay_on = 0; + +static uint8_t *mga_mmio_base = 0; +static uint32_t mga_mem_base = 0; + +static int mga_src_base = 0; // YUV buffer position in video memory + +static uint32_t mga_ram_size = 0; // how much megabytes videoram we have + +static uint32_t mga_top_reserved = 0; // reserved space for console font (matroxfb + fastfont) + +static int mga_brightness = 0; // initial brightness +static int mga_contrast = 0; // initial contrast + +//static int mga_force_memsize = 0; + +MODULE_PARM(mga_ram_size, "i"); +MODULE_PARM(mga_top_reserved, "i"); +MODULE_PARM(mga_brightness, "i"); +MODULE_PARM(mga_contrast, "i"); + +static struct pci_dev *pci_dev; + +static mga_vid_config_t mga_config; + +static int colkey_saved=0; +static int colkey_on=0; +static unsigned char colkey_color[4]; +static unsigned char colkey_mask[4]; + +static int mga_irq = -1; + +//All register offsets are converted to word aligned offsets (32 bit) +//because we want all our register accesses to be 32 bits +#define VCOUNT 0x1e20 + +#define PALWTADD 0x3c00 // Index register for X_DATAREG port +#define X_DATAREG 0x3c0a + +#define XMULCTRL 0x19 +#define BPP_8 0x00 +#define BPP_15 0x01 +#define BPP_16 0x02 +#define BPP_24 0x03 +#define BPP_32_DIR 0x04 +#define BPP_32_PAL 0x07 + +#define XCOLMSK 0x40 +#define X_COLKEY 0x42 +#define XKEYOPMODE 0x51 +#define XCOLMSK0RED 0x52 +#define XCOLMSK0GREEN 0x53 +#define XCOLMSK0BLUE 0x54 +#define XCOLKEY0RED 0x55 +#define XCOLKEY0GREEN 0x56 +#define XCOLKEY0BLUE 0x57 + +#ifdef CRTC2 + +/*CRTC2 registers*/ +#define XMISCCTRL 0x1e +#define C2CTL 0x3c10 +#define C2DATACTL 0x3c4c +#define C2MISC 0x3c44 +#define C2HPARAM 0x3c14 +#define C2HSYNC 0x3c18 +#define C2OFFSET 0x3c40 +#define C2PL2STARTADD0 0x3c30 // like BESA1CORG +#define C2PL2STARTADD1 0x3c34 // like BESA2CORG +#define C2PL3STARTADD0 0x3c38 // like BESA1C3ORG +#define C2PL3STARTADD1 0x3c3c // like BESA2C3ORG +#define C2PRELOAD 0x3c24 +#define C2SPICSTARTADD0 0x3c54 +#define C2SPICSTARTADD1 0x3c58 +#define C2STARTADD0 0x3c28 // like BESA1ORG +#define C2STARTADD1 0x3c2c // like BESA2ORG +#define C2SUBPICLUT 0x3c50 +#define C2VCOUNT 0x3c48 +#define C2VPARAM 0x3c1c +#define C2VSYNC 0x3c20 + +#endif + +// Backend Scaler registers +#define BESCTL 0x3d20 +#define BESGLOBCTL 0x3dc0 +#define BESLUMACTL 0x3d40 +#define BESPITCH 0x3d24 + +#define BESA1C3ORG 0x3d60 +#define BESA1CORG 0x3d10 +#define BESA1ORG 0x3d00 + +#define BESA2C3ORG 0x3d64 +#define BESA2CORG 0x3d14 +#define BESA2ORG 0x3d04 + +#define BESB1C3ORG 0x3d68 +#define BESB1CORG 0x3d18 +#define BESB1ORG 0x3d08 + +#define BESB2C3ORG 0x3d6C +#define BESB2CORG 0x3d1C +#define BESB2ORG 0x3d0C + +#define BESHCOORD 0x3d28 +#define BESHISCAL 0x3d30 +#define BESHSRCEND 0x3d3C +#define BESHSRCLST 0x3d50 +#define BESHSRCST 0x3d38 +#define BESV1WGHT 0x3d48 +#define BESV2WGHT 0x3d4c +#define BESV1SRCLST 0x3d54 +#define BESV2SRCLST 0x3d58 +#define BESVISCAL 0x3d34 +#define BESVCOORD 0x3d2c +#define BESSTATUS 0x3dc4 + +#define CRTCX 0x1fd4 +#define CRTCD 0x1fd5 +#define IEN 0x1e1c +#define ICLEAR 0x1e18 +#define STATUS 0x1e14 + +static int mga_next_frame=0; + +#ifdef CRTC2 +static void crtc2_frame_sel(int frame) +{ +switch(frame) { +case 0: + cregs.c2pl2startadd0=regs.besa1corg; + cregs.c2pl3startadd0=regs.besa1c3org; + cregs.c2startadd0=regs.besa1org; + break; +case 1: + cregs.c2pl2startadd0=regs.besa2corg; + cregs.c2pl3startadd0=regs.besa2c3org; + cregs.c2startadd0=regs.besa2org; + break; +case 2: + cregs.c2pl2startadd0=regs.besb1corg; + cregs.c2pl3startadd0=regs.besb1c3org; + cregs.c2startadd0=regs.besb1org; + break; +case 3: + cregs.c2pl2startadd0=regs.besb2corg; + cregs.c2pl3startadd0=regs.besb2c3org; + cregs.c2startadd0=regs.besb2org; + break; +} + writel(cregs.c2startadd0, mga_mmio_base + C2STARTADD0); + writel(cregs.c2pl2startadd0, mga_mmio_base + C2PL2STARTADD0); + writel(cregs.c2pl3startadd0, mga_mmio_base + C2PL3STARTADD0); +} +#endif + +static void mga_vid_frame_sel(int frame) +{ + if ( mga_irq != -1 ) { + mga_next_frame=frame; + } else { + + //we don't need the vcount protection as we're only hitting + //one register (and it doesn't seem to be double buffered) + regs.besctl = (regs.besctl & ~0x07000000) + (frame << 25); + writel( regs.besctl, mga_mmio_base + BESCTL ); + +// writel( regs.besglobctl + ((readl(mga_mmio_base + VCOUNT)+2)<<16), + writel( regs.besglobctl + (MGA_VSYNC_POS<<16), + mga_mmio_base + BESGLOBCTL); +#ifdef CRTC2 + crtc2_frame_sel(frame); +#endif + + } +} + + +static void mga_vid_write_regs(int restore) +{ + //Make sure internal registers don't get updated until we're done + writel( (readl(mga_mmio_base + VCOUNT)-1)<<16, + mga_mmio_base + BESGLOBCTL); + + // color or coordinate keying + + if(restore && colkey_saved){ + // restore it + colkey_saved=0; + +#ifdef MP_DEBUG + printk("mga_vid: Restoring colorkey (ON: %d %02X:%02X:%02X)\n", + colkey_on,colkey_color[0],colkey_color[1],colkey_color[2]); +#endif + + // Set color key registers: + writeb( XKEYOPMODE, mga_mmio_base + PALWTADD); + writeb( colkey_on, mga_mmio_base + X_DATAREG); + + writeb( XCOLKEY0RED, mga_mmio_base + PALWTADD); + writeb( colkey_color[0], mga_mmio_base + X_DATAREG); + writeb( XCOLKEY0GREEN, mga_mmio_base + PALWTADD); + writeb( colkey_color[1], mga_mmio_base + X_DATAREG); + writeb( XCOLKEY0BLUE, mga_mmio_base + PALWTADD); + writeb( colkey_color[2], mga_mmio_base + X_DATAREG); + writeb( X_COLKEY, mga_mmio_base + PALWTADD); + writeb( colkey_color[3], mga_mmio_base + X_DATAREG); + + writeb( XCOLMSK0RED, mga_mmio_base + PALWTADD); + writeb( colkey_mask[0], mga_mmio_base + X_DATAREG); + writeb( XCOLMSK0GREEN, mga_mmio_base + PALWTADD); + writeb( colkey_mask[1], mga_mmio_base + X_DATAREG); + writeb( XCOLMSK0BLUE, mga_mmio_base + PALWTADD); + writeb( colkey_mask[2], mga_mmio_base + X_DATAREG); + writeb( XCOLMSK, mga_mmio_base + PALWTADD); + writeb( colkey_mask[3], mga_mmio_base + X_DATAREG); + + } else if(!colkey_saved){ + // save it + colkey_saved=1; + // Get color key registers: + writeb( XKEYOPMODE, mga_mmio_base + PALWTADD); + colkey_on=(unsigned char)readb(mga_mmio_base + X_DATAREG) & 1; + + writeb( XCOLKEY0RED, mga_mmio_base + PALWTADD); + colkey_color[0]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + writeb( XCOLKEY0GREEN, mga_mmio_base + PALWTADD); + colkey_color[1]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + writeb( XCOLKEY0BLUE, mga_mmio_base + PALWTADD); + colkey_color[2]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + writeb( X_COLKEY, mga_mmio_base + PALWTADD); + colkey_color[3]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + + writeb( XCOLMSK0RED, mga_mmio_base + PALWTADD); + colkey_mask[0]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + writeb( XCOLMSK0GREEN, mga_mmio_base + PALWTADD); + colkey_mask[1]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + writeb( XCOLMSK0BLUE, mga_mmio_base + PALWTADD); + colkey_mask[2]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + writeb( XCOLMSK, mga_mmio_base + PALWTADD); + colkey_mask[3]=(unsigned char)readb(mga_mmio_base + X_DATAREG); + +#ifdef MP_DEBUG + printk("mga_vid: Saved colorkey (ON: %d %02X:%02X:%02X)\n", + colkey_on,colkey_color[0],colkey_color[1],colkey_color[2]); +#endif + + } + +if(!restore){ + writeb( XKEYOPMODE, mga_mmio_base + PALWTADD); + writeb( mga_config.colkey_on, mga_mmio_base + X_DATAREG); + if ( mga_config.colkey_on ) + { + uint32_t r=0, g=0, b=0; + + writeb( XMULCTRL, mga_mmio_base + PALWTADD); + switch (readb (mga_mmio_base + X_DATAREG)) + { + case BPP_8: + /* Need to look up the color index, just using + color 0 for now. */ + break; + + case BPP_15: + r = mga_config.colkey_red >> 3; + g = mga_config.colkey_green >> 3; + b = mga_config.colkey_blue >> 3; + break; + + case BPP_16: + r = mga_config.colkey_red >> 3; + g = mga_config.colkey_green >> 2; + b = mga_config.colkey_blue >> 3; + break; + + case BPP_24: + case BPP_32_DIR: + case BPP_32_PAL: + r = mga_config.colkey_red; + g = mga_config.colkey_green; + b = mga_config.colkey_blue; + break; + } + + // Disable color keying on alpha channel + writeb( XCOLMSK, mga_mmio_base + PALWTADD); + writeb( 0x00, mga_mmio_base + X_DATAREG); + writeb( X_COLKEY, mga_mmio_base + PALWTADD); + writeb( 0x00, mga_mmio_base + X_DATAREG); + + + // Set up color key registers + writeb( XCOLKEY0RED, mga_mmio_base + PALWTADD); + writeb( r, mga_mmio_base + X_DATAREG); + writeb( XCOLKEY0GREEN, mga_mmio_base + PALWTADD); + writeb( g, mga_mmio_base + X_DATAREG); + writeb( XCOLKEY0BLUE, mga_mmio_base + PALWTADD); + writeb( b, mga_mmio_base + X_DATAREG); + + // Set up color key mask registers + writeb( XCOLMSK0RED, mga_mmio_base + PALWTADD); + writeb( 0xff, mga_mmio_base + X_DATAREG); + writeb( XCOLMSK0GREEN, mga_mmio_base + PALWTADD); + writeb( 0xff, mga_mmio_base + X_DATAREG); + writeb( XCOLMSK0BLUE, mga_mmio_base + PALWTADD); + writeb( 0xff, mga_mmio_base + X_DATAREG); + } + +} + + // Backend Scaler + writel( regs.besctl, mga_mmio_base + BESCTL); + if(is_g400) + writel( regs.beslumactl, mga_mmio_base + BESLUMACTL); + writel( regs.bespitch, mga_mmio_base + BESPITCH); + + writel( regs.besa1org, mga_mmio_base + BESA1ORG); + writel( regs.besa1corg, mga_mmio_base + BESA1CORG); + writel( regs.besa2org, mga_mmio_base + BESA2ORG); + writel( regs.besa2corg, mga_mmio_base + BESA2CORG); + writel( regs.besb1org, mga_mmio_base + BESB1ORG); + writel( regs.besb1corg, mga_mmio_base + BESB1CORG); + writel( regs.besb2org, mga_mmio_base + BESB2ORG); + writel( regs.besb2corg, mga_mmio_base + BESB2CORG); + if(is_g400) + { + writel( regs.besa1c3org, mga_mmio_base + BESA1C3ORG); + writel( regs.besa2c3org, mga_mmio_base + BESA2C3ORG); + writel( regs.besb1c3org, mga_mmio_base + BESB1C3ORG); + writel( regs.besb2c3org, mga_mmio_base + BESB2C3ORG); + } + + writel( regs.beshcoord, mga_mmio_base + BESHCOORD); + writel( regs.beshiscal, mga_mmio_base + BESHISCAL); + writel( regs.beshsrcst, mga_mmio_base + BESHSRCST); + writel( regs.beshsrcend, mga_mmio_base + BESHSRCEND); + writel( regs.beshsrclst, mga_mmio_base + BESHSRCLST); + + writel( regs.besvcoord, mga_mmio_base + BESVCOORD); + writel( regs.besviscal, mga_mmio_base + BESVISCAL); + + writel( regs.besv1srclst, mga_mmio_base + BESV1SRCLST); + writel( regs.besv1wght, mga_mmio_base + BESV1WGHT); + writel( regs.besv2srclst, mga_mmio_base + BESV2SRCLST); + writel( regs.besv2wght, mga_mmio_base + BESV2WGHT); + + //update the registers somewhere between 1 and 2 frames from now. + writel( regs.besglobctl + ((readl(mga_mmio_base + VCOUNT)+2)<<16), + mga_mmio_base + BESGLOBCTL); + +#if 0 + printk(KERN_DEBUG "mga_vid: wrote BES registers\n"); + printk(KERN_DEBUG "mga_vid: BESCTL = 0x%08x\n", + readl(mga_mmio_base + BESCTL)); + printk(KERN_DEBUG "mga_vid: BESGLOBCTL = 0x%08x\n", + readl(mga_mmio_base + BESGLOBCTL)); + printk(KERN_DEBUG "mga_vid: BESSTATUS= 0x%08x\n", + readl(mga_mmio_base + BESSTATUS)); +#endif +#ifdef CRTC2 +// printk("c2ctl:0x%08x c2datactl:0x%08x\n",readl(mga_mmio_base + C2CTL),readl(mga_mmio_base + C2DATACTL)); +// printk("c2misc:0x%08x\n",readl(mga_mmio_base + C2MISC)); +// printk("c2ctl:0x%08x c2datactl:0x%08x\n",cregs.c2ctl,cregs.c2datactl); + +// writel(cregs.c2ctl, mga_mmio_base + C2CTL); + + writel(((readl(mga_mmio_base + C2CTL) & ~0x03e00000) + (cregs.c2ctl & 0x03e00000)), mga_mmio_base + C2CTL); + writel(((readl(mga_mmio_base + C2DATACTL) & ~0x000000ff) + (cregs.c2datactl & 0x000000ff)), mga_mmio_base + C2DATACTL); + // ctrc2 + // disable CRTC2 acording to specs +// writel(cregs.c2ctl & 0xfffffff0, mga_mmio_base + C2CTL); + // je to treba ??? +// writeb((readb(mga_mmio_base + XMISCCTRL) & 0x19) | 0xa2, mga_mmio_base + XMISCCTRL); // MAFC - mfcsel & vdoutsel +// writeb((readb(mga_mmio_base + XMISCCTRL) & 0x19) | 0x92, mga_mmio_base + XMISCCTRL); +// writeb((readb(mga_mmio_base + XMISCCTRL) & ~0xe9) + 0xa2, mga_mmio_base + XMISCCTRL); +// writel(cregs.c2datactl, mga_mmio_base + C2DATACTL); +// writel(cregs.c2hparam, mga_mmio_base + C2HPARAM); +// writel(cregs.c2hsync, mga_mmio_base + C2HSYNC); +// writel(cregs.c2vparam, mga_mmio_base + C2VPARAM); +// writel(cregs.c2vsync, mga_mmio_base + C2VSYNC); + writel(cregs.c2misc, mga_mmio_base + C2MISC); + +#ifdef MP_DEBUG + printk("c2offset = %d\n",cregs.c2offset); +#endif + + writel(cregs.c2offset, mga_mmio_base + C2OFFSET); + writel(cregs.c2startadd0, mga_mmio_base + C2STARTADD0); +// writel(cregs.c2startadd1, mga_mmio_base + C2STARTADD1); + writel(cregs.c2pl2startadd0, mga_mmio_base + C2PL2STARTADD0); +// writel(cregs.c2pl2startadd1, mga_mmio_base + C2PL2STARTADD1); + writel(cregs.c2pl3startadd0, mga_mmio_base + C2PL3STARTADD0); +// writel(cregs.c2pl3startadd1, mga_mmio_base + C2PL3STARTADD1); + writel(cregs.c2spicstartadd0, mga_mmio_base + C2SPICSTARTADD0); +// writel(cregs.c2spicstartadd1, mga_mmio_base + C2SPICSTARTADD1); +// writel(cregs.c2subpiclut, mga_mmio_base + C2SUBPICLUT); +// writel(cregs.c2preload, mga_mmio_base + C2PRELOAD); + // finaly enable everything +// writel(cregs.c2ctl, mga_mmio_base + C2CTL); +// printk("c2ctl:0x%08x c2datactl:0x%08x\n",readl(mga_mmio_base + C2CTL),readl(mga_mmio_base + C2DATACTL)); +// printk("c2misc:0x%08x\n", readl(mga_mmio_base + C2MISC)); +#endif +} + +static int mga_vid_set_config(mga_vid_config_t *config) +{ + int x, y, sw, sh, dw, dh; + int besleft, bestop, ifactor, ofsleft, ofstop, baseadrofs, weight, weights; + int frame_size=config->frame_size; +#ifdef CRTC2 +#define right_margin 0 +#define left_margin 18 +#define hsync_len 46 +#define lower_margin 10 +#define vsync_len 4 +#define upper_margin 39 + + unsigned int hdispend = (config->src_width + 31) & ~31; + unsigned int hsyncstart = hdispend + (right_margin & ~7); + unsigned int hsyncend = hsyncstart + (hsync_len & ~7); + unsigned int htotal = hsyncend + (left_margin & ~7); + unsigned int vdispend = config->src_height; + unsigned int vsyncstart = vdispend + lower_margin; + unsigned int vsyncend = vsyncstart + vsync_len; + unsigned int vtotal = vsyncend + upper_margin; +#endif + x = config->x_org; + y = config->y_org; + sw = config->src_width; + sh = config->src_height; + dw = config->dest_width; + dh = config->dest_height; + +#ifdef MP_DEBUG + printk(KERN_DEBUG "mga_vid: Setting up a %dx%d+%d+%d video window (src %dx%d) format %X\n", + dw, dh, x, y, sw, sh, config->format); +#endif + + if(sw<4 || sh<4 || dw<4 || dh<4){ + printk(KERN_ERR "mga_vid: Invalid src/dest dimenstions\n"); + return -1; + } + + //FIXME check that window is valid and inside desktop + + //FIXME figure out a better way to allocate memory on card + //allocate 2 megs + //mga_src_base = mga_mem_base + (MGA_VIDMEM_SIZE-2) * 0x100000; + //mga_src_base = (MGA_VIDMEM_SIZE-3) * 0x100000; + + + //Setup the BES registers for a three plane 4:2:0 video source + + regs.besglobctl = 0; + +switch(config->format){ + case MGA_VID_FORMAT_YV12: + case MGA_VID_FORMAT_I420: + case MGA_VID_FORMAT_IYUV: + regs.besctl = 1 // BES enabled + + (0<<6) // even start polarity + + (1<<10) // x filtering enabled + + (1<<11) // y filtering enabled + + (1<<16) // chroma upsampling + + (1<<17) // 4:2:0 mode + + (1<<18); // dither enabled +#if 0 + if(is_g400) + { + //zoom disabled, zoom filter disabled, 420 3 plane format, proc amp + //disabled, rgb mode disabled + regs.besglobctl = (1<<5); + } + else + { + //zoom disabled, zoom filter disabled, Cb samples in 0246, Cr + //in 1357, BES register update on besvcnt + regs.besglobctl = 0; + } +#endif + break; + + case MGA_VID_FORMAT_YUY2: + regs.besctl = 1 // BES enabled + + (0<<6) // even start polarity + + (1<<10) // x filtering enabled + + (1<<11) // y filtering enabled + + (1<<16) // chroma upsampling + + (0<<17) // 4:2:2 mode + + (1<<18); // dither enabled + + regs.besglobctl = 0; // YUY2 format selected + break; + + case MGA_VID_FORMAT_UYVY: + regs.besctl = 1 // BES enabled + + (0<<6) // even start polarity + + (1<<10) // x filtering enabled + + (1<<11) // y filtering enabled + + (1<<16) // chroma upsampling + + (0<<17) // 4:2:2 mode + + (1<<18); // dither enabled + + regs.besglobctl = 1<<6; // UYVY format selected + break; + + default: + printk(KERN_ERR "mga_vid: Unsupported pixel format: 0x%X\n",config->format); + return -1; +} + + // setting black&white mode + regs.besctl|=(regs.blackie<<20); + + //Enable contrast and brightness control + regs.besglobctl |= (1<<5) + (1<<7); + + // brightness ; default is 0x7f; + regs.beslumactl = (mga_brightness << 16); + // contrast: + regs.beslumactl|= ((mga_contrast+0x80)<<0); + + //Setup destination window boundaries + besleft = x > 0 ? x : 0; + bestop = y > 0 ? y : 0; + regs.beshcoord = (besleft<<16) + (x + dw-1); + regs.besvcoord = (bestop<<16) + (y + dh-1); + + //Setup source dimensions + regs.beshsrclst = (sw - 1) << 16; + regs.bespitch = (sw + 31) & ~31 ; + + //Setup horizontal scaling + ifactor = ((sw-1)<<14)/(dw-1); + ofsleft = besleft - x; + + regs.beshiscal = ifactor<<2; + regs.beshsrcst = (ofsleft*ifactor)<<2; + regs.beshsrcend = regs.beshsrcst + (((dw - ofsleft - 1) * ifactor) << 2); + + //Setup vertical scaling + ifactor = ((sh-1)<<14)/(dh-1); + ofstop = bestop - y; + + regs.besviscal = ifactor<<2; + + baseadrofs = ((ofstop*regs.besviscal)>>16)*regs.bespitch; + //frame_size = ((sw + 31) & ~31) * sh + (((sw + 31) & ~31) * sh) / 2; + regs.besa1org = (uint32_t) mga_src_base + baseadrofs; + regs.besa2org = (uint32_t) mga_src_base + baseadrofs + 1*frame_size; + regs.besb1org = (uint32_t) mga_src_base + baseadrofs + 2*frame_size; + regs.besb2org = (uint32_t) mga_src_base + baseadrofs + 3*frame_size; + +if(config->format==MGA_VID_FORMAT_YV12 + ||config->format==MGA_VID_FORMAT_IYUV + ||config->format==MGA_VID_FORMAT_I420 + ){ + // planar YUV frames: + if (is_g400) + baseadrofs = (((ofstop*regs.besviscal)/4)>>16)*regs.bespitch; + else + baseadrofs = (((ofstop*regs.besviscal)/2)>>16)*regs.bespitch; + + if(config->format==MGA_VID_FORMAT_YV12 || !is_g400){ + regs.besa1corg = (uint32_t) mga_src_base + baseadrofs + regs.bespitch * sh ; + regs.besa2corg = (uint32_t) mga_src_base + baseadrofs + 1*frame_size + regs.bespitch * sh; + regs.besb1corg = (uint32_t) mga_src_base + baseadrofs + 2*frame_size + regs.bespitch * sh; + regs.besb2corg = (uint32_t) mga_src_base + baseadrofs + 3*frame_size + regs.bespitch * sh; + regs.besa1c3org = regs.besa1corg + ((regs.bespitch * sh) / 4); + regs.besa2c3org = regs.besa2corg + ((regs.bespitch * sh) / 4); + regs.besb1c3org = regs.besb1corg + ((regs.bespitch * sh) / 4); + regs.besb2c3org = regs.besb2corg + ((regs.bespitch * sh) / 4); + } else { + regs.besa1c3org = (uint32_t) mga_src_base + baseadrofs + regs.bespitch * sh ; + regs.besa2c3org = (uint32_t) mga_src_base + baseadrofs + 1*frame_size + regs.bespitch * sh; + regs.besb1c3org = (uint32_t) mga_src_base + baseadrofs + 2*frame_size + regs.bespitch * sh; + regs.besb2c3org = (uint32_t) mga_src_base + baseadrofs + 3*frame_size + regs.bespitch * sh; + regs.besa1corg = regs.besa1c3org + ((regs.bespitch * sh) / 4); + regs.besa2corg = regs.besa2c3org + ((regs.bespitch * sh) / 4); + regs.besb1corg = regs.besb1c3org + ((regs.bespitch * sh) / 4); + regs.besb2corg = regs.besb2c3org + ((regs.bespitch * sh) / 4); + } + +} + + weight = ofstop * (regs.besviscal >> 2); + weights = weight < 0 ? 1 : 0; + regs.besv2wght = regs.besv1wght = (weights << 16) + ((weight & 0x3FFF) << 2); + regs.besv2srclst = regs.besv1srclst = sh - 1 - (((ofstop * regs.besviscal) >> 16) & 0x03FF); + +#ifdef CRTC2 + // pridat hlavni registry - tj. casovani ... + + +switch(config->format){ + case MGA_VID_FORMAT_YV12: + case MGA_VID_FORMAT_I420: + case MGA_VID_FORMAT_IYUV: + cregs.c2ctl = 1 // CRTC2 enabled + + (1<<1) // external clock + + (0<<2) // external clock + + (1<<3) // pixel clock enable - not needed ??? + + (0<<4) // high prioryty req + + (1<<5) // high prioryty req + + (0<<6) // high prioryty req + + (1<<8) // high prioryty req max + + (0<<9) // high prioryty req max + + (0<<10) // high prioryty req max + + (0<<20) // CRTC1 to DAC + + (1<<21) // 420 mode + + (1<<22) // 420 mode + + (1<<23) // 420 mode + + (0<<24) // single chroma line for 420 mode - need to be corrected + + (0<<25) /*/ interlace mode - need to be corrected*/ + + (0<<26) // field legth polariry + + (0<<27) // field identification polariry + + (1<<28) // VIDRST detection mode + + (0<<29) // VIDRST detection mode + + (1<<30) // Horizontal counter preload + + (1<<31) // Vertical counter preload + ; + cregs.c2datactl = 1 // disable dither - propably not needed, we are already in YUV mode + + (1<<1) // Y filter enable + + (1<<2) // CbCr filter enable + + (0<<3) // subpicture enable (disabled) + + (0<<4) // NTSC enable (disabled - PAL) + + (0<<5) // C2 static subpicture enable (disabled) + + (0<<6) // C2 subpicture offset division (disabled) + + (0<<7) // 422 subformat selection ! +/* + (0<<8) // 15 bpp high alpha + + (0<<9) // 15 bpp high alpha + + (0<<10) // 15 bpp high alpha + + (0<<11) // 15 bpp high alpha + + (0<<12) // 15 bpp high alpha + + (0<<13) // 15 bpp high alpha + + (0<<14) // 15 bpp high alpha + + (0<<15) // 15 bpp high alpha + + (0<<16) // 15 bpp low alpha + + (0<<17) // 15 bpp low alpha + + (0<<18) // 15 bpp low alpha + + (0<<19) // 15 bpp low alpha + + (0<<20) // 15 bpp low alpha + + (0<<21) // 15 bpp low alpha + + (0<<22) // 15 bpp low alpha + + (0<<23) // 15 bpp low alpha + + (0<<24) // static subpicture key + + (0<<25) // static subpicture key + + (0<<26) // static subpicture key + + (0<<27) // static subpicture key + + (0<<28) // static subpicture key +*/ ; + break; + + case MGA_VID_FORMAT_YUY2: + cregs.c2ctl = 1 // CRTC2 enabled + + (1<<1) // external clock + + (0<<2) // external clock + + (1<<3) // pixel clock enable - not needed ??? + + (0<<4) // high prioryty req - acc to spec + + (1<<5) // high prioryty req + + (0<<6) // high prioryty req + // 7 reserved + + (1<<8) // high prioryty req max + + (0<<9) // high prioryty req max + + (0<<10) // high prioryty req max + // 11-19 reserved + + (0<<20) // CRTC1 to DAC + + (1<<21) // 422 mode + + (0<<22) // 422 mode + + (1<<23) // 422 mode + + (0<<24) // single chroma line for 420 mode - need to be corrected + + (0<<25) /*/ interlace mode - need to be corrected*/ + + (0<<26) // field legth polariry + + (0<<27) // field identification polariry + + (1<<28) // VIDRST detection mode + + (0<<29) // VIDRST detection mode + + (1<<30) // Horizontal counter preload + + (1<<31) // Vertical counter preload + ; + cregs.c2datactl = 1 // disable dither - propably not needed, we are already in YUV mode + + (1<<1) // Y filter enable + + (1<<2) // CbCr filter enable + + (0<<3) // subpicture enable (disabled) + + (0<<4) // NTSC enable (disabled - PAL) + + (0<<5) // C2 static subpicture enable (disabled) + + (0<<6) // C2 subpicture offset division (disabled) + + (0<<7) // 422 subformat selection ! +/* + (0<<8) // 15 bpp high alpha + + (0<<9) // 15 bpp high alpha + + (0<<10) // 15 bpp high alpha + + (0<<11) // 15 bpp high alpha + + (0<<12) // 15 bpp high alpha + + (0<<13) // 15 bpp high alpha + + (0<<14) // 15 bpp high alpha + + (0<<15) // 15 bpp high alpha + + (0<<16) // 15 bpp low alpha + + (0<<17) // 15 bpp low alpha + + (0<<18) // 15 bpp low alpha + + (0<<19) // 15 bpp low alpha + + (0<<20) // 15 bpp low alpha + + (0<<21) // 15 bpp low alpha + + (0<<22) // 15 bpp low alpha + + (0<<23) // 15 bpp low alpha + + (0<<24) // static subpicture key + + (0<<25) // static subpicture key + + (0<<26) // static subpicture key + + (0<<27) // static subpicture key + + (0<<28) // static subpicture key +*/ ; + break; + + case MGA_VID_FORMAT_UYVY: + cregs.c2ctl = 1 // CRTC2 enabled + + (1<<1) // external clock + + (0<<2) // external clock + + (1<<3) // pixel clock enable - not needed ??? + + (0<<4) // high prioryty req + + (1<<5) // high prioryty req + + (0<<6) // high prioryty req + + (1<<8) // high prioryty req max + + (0<<9) // high prioryty req max + + (0<<10) // high prioryty req max + + (0<<20) // CRTC1 to DAC + + (1<<21) // 422 mode + + (0<<22) // 422 mode + + (1<<23) // 422 mode + + (1<<24) // single chroma line for 420 mode - need to be corrected + + (1<<25) /*/ interlace mode - need to be corrected*/ + + (0<<26) // field legth polariry + + (0<<27) // field identification polariry + + (1<<28) // VIDRST detection mode + + (0<<29) // VIDRST detection mode + + (1<<30) // Horizontal counter preload + + (1<<31) // Vertical counter preload + ; + cregs.c2datactl = 0 // enable dither - propably not needed, we are already in YUV mode + + (1<<1) // Y filter enable + + (1<<2) // CbCr filter enable + + (0<<3) // subpicture enable (disabled) + + (0<<4) // NTSC enable (disabled - PAL) + + (0<<5) // C2 static subpicture enable (disabled) + + (0<<6) // C2 subpicture offset division (disabled) + + (1<<7) // 422 subformat selection ! +/* + (0<<8) // 15 bpp high alpha + + (0<<9) // 15 bpp high alpha + + (0<<10) // 15 bpp high alpha + + (0<<11) // 15 bpp high alpha + + (0<<12) // 15 bpp high alpha + + (0<<13) // 15 bpp high alpha + + (0<<14) // 15 bpp high alpha + + (0<<15) // 15 bpp high alpha + + (0<<16) // 15 bpp low alpha + + (0<<17) // 15 bpp low alpha + + (0<<18) // 15 bpp low alpha + + (0<<19) // 15 bpp low alpha + + (0<<20) // 15 bpp low alpha + + (0<<21) // 15 bpp low alpha + + (0<<22) // 15 bpp low alpha + + (0<<23) // 15 bpp low alpha + + (0<<24) // static subpicture key + + (0<<25) // static subpicture key + + (0<<26) // static subpicture key + + (0<<27) // static subpicture key + + (0<<28) // static subpicture key +*/ ; + break; + + default: + printk(KERN_ERR "mga_vid: Unsupported pixel format: 0x%X\n",config->format); + return -1; + } + + cregs.c2hparam=((hdispend - 8) << 16) | (htotal - 8); + cregs.c2hsync=((hsyncend - 8) << 16) | (hsyncstart - 8); + + cregs.c2misc=0 // CRTCV2 656 togg f0 + +(0<<1) // CRTCV2 656 togg f0 + +(0<<2) // CRTCV2 656 togg f0 + +(0<<4) // CRTCV2 656 togg f1 + +(0<<5) // CRTCV2 656 togg f1 + +(0<<6) // CRTCV2 656 togg f1 + +(0<<8) // Hsync active high + +(0<<9) // Vsync active high + // 16-27 c2vlinecomp - nevim co tam dat + ; + cregs.c2offset=(regs.bespitch << 1); + + cregs.c2pl2startadd0=regs.besa1corg; +// cregs.c2pl2startadd1=regs.besa2corg; + cregs.c2pl3startadd0=regs.besa1c3org; +// cregs.c2pl3startadd1=regs.besa2c3org; + + cregs.c2preload=(vsyncstart << 16) | (hsyncstart); // from + + cregs.c2spicstartadd0=0; // not used +// cregs.c2spicstartadd1=0; // not used + + cregs.c2startadd0=regs.besa1org; +// cregs.c2startadd1=regs.besa2org; + + cregs.c2subpiclut=0; //not used + + cregs.c2vparam=((vdispend - 1) << 16) | (vtotal - 1); + cregs.c2vsync=((vsyncend - 1) << 16) | (vsyncstart - 1); + + +#endif + + mga_vid_write_regs(0); + return 0; +} + +#ifdef MGA_ALLOW_IRQ + +static void enable_irq(){ + long int cc; + + cc = readl(mga_mmio_base + IEN); +// printk(KERN_ALERT "*** !!! IRQREG = %d\n", (int)(cc&0xff)); + + writeb( 0x11, mga_mmio_base + CRTCX); + + writeb(0x20, mga_mmio_base + CRTCD ); /* clear 0, enable off */ + writeb(0x00, mga_mmio_base + CRTCD ); /* enable on */ + writeb(0x10, mga_mmio_base + CRTCD ); /* clear = 1 */ + + writel( regs.besglobctl , mga_mmio_base + BESGLOBCTL); + +} + +static void disable_irq(){ + + writeb( 0x11, mga_mmio_base + CRTCX); + writeb(0x20, mga_mmio_base + CRTCD ); /* clear 0, enable off */ + +} + +void mga_handle_irq(int irq, void *dev_id, struct pt_regs *pregs) { +// static int frame=0; +// static int counter=0; + long int cc; +// if ( ! mga_enabled_flag ) return; + +// printk(KERN_DEBUG "vcount = %d\n",readl(mga_mmio_base + VCOUNT)); + + //printk("mga_interrupt #%d\n", irq); + + if ( irq != -1 ) { + + cc = readl(mga_mmio_base + STATUS); + if ( ! (cc & 0x10) ) return; /* vsyncpen */ +// debug_irqcnt++; + } + +// if ( debug_irqignore ) { +// debug_irqignore = 0; + + +/* + if ( mga_conf_deinterlace ) { + if ( mga_first_field ) { + // printk("mga_interrupt first field\n"); + if ( syncfb_interrupt() ) + mga_first_field = 0; + } else { + // printk("mga_interrupt second field\n"); + mga_select_buffer( mga_current_field | 2 ); + mga_first_field = 1; + } + } else { + syncfb_interrupt(); + } +*/ + +// frame=(frame+1)&1; + regs.besctl = (regs.besctl & ~0x07000000) + (mga_next_frame << 25); + writel( regs.besctl, mga_mmio_base + BESCTL ); + +#ifdef CRTC2 +// sem pridat vyber obrazku !!!! + crtc2_frame_sel(mga_next_frame); +#endif + +#if 0 + ++counter; + if(!(counter&63)){ + printk("mga irq counter = %d\n",counter); + } +#endif + +// } else { +// debug_irqignore = 1; +// } + + if ( irq != -1 ) { + writeb( 0x11, mga_mmio_base + CRTCX); + writeb( 0, mga_mmio_base + CRTCD ); + writeb( 0x10, mga_mmio_base + CRTCD ); + } + +// writel( regs.besglobctl, mga_mmio_base + BESGLOBCTL); + + + return; + +} + +#endif + +static int mga_vid_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long arg) +{ + int frame; + uint32_t tmp; + + + switch(cmd) + { + case MGA_VID_CONFIG: + //FIXME remove +// printk(KERN_DEBUG "vcount = %d\n",readl(mga_mmio_base + VCOUNT)); +#ifdef MP_DEBUG + printk(KERN_DEBUG "mga_mmio_base = %p\n",mga_mmio_base); + printk(KERN_DEBUG "mga_mem_base = %08x\n",mga_mem_base); + //FIXME remove + + printk(KERN_DEBUG "mga_vid: Received configuration\n"); +#endif + + if(copy_from_user(&mga_config,(mga_vid_config_t*) arg,sizeof(mga_vid_config_t))) + { + printk(KERN_ERR "mga_vid: failed copy from userspace\n"); + return(-EFAULT); + } + if(mga_config.version != MGA_VID_VERSION){ + printk(KERN_ERR "mga_vid: incompatible version! driver: %X requested: %X\n",MGA_VID_VERSION,mga_config.version); + return(-EFAULT); + } + + if(mga_config.frame_size==0 || mga_config.frame_size>1024*768*2){ + printk(KERN_ERR "mga_vid: illegal frame_size: %d\n",mga_config.frame_size); + return(-EFAULT); + } + + if(mga_config.num_frames<1 || mga_config.num_frames>4){ + printk(KERN_ERR "mga_vid: illegal num_frames: %d\n",mga_config.num_frames); + return(-EFAULT); + } + + mga_src_base = (mga_ram_size*0x100000-mga_config.num_frames*mga_config.frame_size-mga_top_reserved); + if(mga_src_base<0){ + printk(KERN_ERR "mga_vid: not enough memory for frames!\n"); + return(-EFAULT); + } + mga_src_base &= (~0xFFFF); // 64k boundary +#ifdef MP_DEBUG + printk(KERN_DEBUG "mga YUV buffer base: 0x%X\n", mga_src_base); +#endif + + if (is_g400) + mga_config.card_type = MGA_G400; + else + mga_config.card_type = MGA_G200; + + mga_config.ram_size = mga_ram_size; + + if (copy_to_user((mga_vid_config_t *) arg, &mga_config, sizeof(mga_vid_config_t))) + { + printk(KERN_ERR "mga_vid: failed copy to userspace\n"); + return(-EFAULT); + } + return mga_vid_set_config(&mga_config); + break; + + case MGA_VID_ON: +#ifdef MP_DEBUG + printk(KERN_DEBUG "mga_vid: Video ON\n"); +#endif + vid_src_ready = 1; + if(vid_overlay_on) + { + regs.besctl |= 1; + mga_vid_write_regs(0); + } +#ifdef MGA_ALLOW_IRQ + if ( mga_irq != -1 ) enable_irq(); +#endif + mga_next_frame=0; + break; + + case MGA_VID_OFF: +#ifdef MP_DEBUG + printk(KERN_DEBUG "mga_vid: Video OFF (ioctl)\n"); +#endif + vid_src_ready = 0; +#ifdef MGA_ALLOW_IRQ + if ( mga_irq != -1 ) disable_irq(); +#endif + regs.besctl &= ~1; + regs.besglobctl &= ~(1<<6); // UYVY format selected + mga_vid_write_regs(0); + break; + + case MGA_VID_FSEL: + if(copy_from_user(&frame,(int *) arg,sizeof(int))) + { + printk(KERN_ERR "mga_vid: FSEL failed copy from userspace\n"); + return(-EFAULT); + } + + mga_vid_frame_sel(frame); + break; + + case MGA_VID_GET_LUMA: + tmp = regs.beslumactl - 0x80; + if (copy_to_user((uint32_t *) arg, &tmp, sizeof(uint32_t))) + { + printk(KERN_ERR "mga_vid: failed copy %p to userspace %p\n", + &tmp, (uint32_t *) arg); + return(-EFAULT); + } + break; + + case MGA_VID_SET_LUMA: + tmp = arg; + regs.beslumactl = tmp + 0x80; + mga_vid_write_regs(0); + break; + + default: + printk(KERN_ERR "mga_vid: Invalid ioctl\n"); + return (-EINVAL); + } + + return 0; +} + + +static int mga_vid_find_card(void) +{ + struct pci_dev *dev = NULL; + unsigned int card_option; + + if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G550, NULL))) + { + is_g400 = 1; + printk(KERN_INFO "mga_vid: Found MGA G550\n"); + } + else if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G400, NULL))) + { + is_g400 = 1; + printk(KERN_INFO "mga_vid: Found MGA G400/G450\n"); + } + else if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_AGP, NULL))) + { + is_g400 = 0; + printk(KERN_INFO "mga_vid: Found MGA G200 AGP\n"); + } + else if((dev = pci_find_device(PCI_VENDOR_ID_MATROX, PCI_DEVICE_ID_MATROX_G200_PCI, NULL))) + { + is_g400 = 0; + printk(KERN_INFO "mga_vid: Found MGA G200 PCI\n"); + } + else + { + printk(KERN_ERR "mga_vid: No supported cards found\n"); + return FALSE; + } + + pci_dev = dev; + + mga_irq = pci_dev->irq; + +#if LINUX_VERSION_CODE >= 0x020300 + mga_mmio_base = ioremap_nocache(dev->resource[1].start,0x4000); + mga_mem_base = dev->resource[0].start; +#else + mga_mmio_base = ioremap_nocache(dev->base_address[1] & PCI_BASE_ADDRESS_MEM_MASK,0x4000); + mga_mem_base = dev->base_address[0] & PCI_BASE_ADDRESS_MEM_MASK; +#endif + printk(KERN_INFO "mga_vid: MMIO at 0x%p IRQ: %d framebuffer: 0x%08X\n", mga_mmio_base, mga_irq, mga_mem_base); + + pci_read_config_dword(dev, 0x40, &card_option); + printk(KERN_INFO "mga_vid: OPTION word: 0x%08X mem: 0x%02X %s\n", card_option, + (card_option>>10)&0x17, ((card_option>>14)&1)?"SGRAM":"SDRAM"); + +// temp = (card_option >> 10) & 0x17; + + if (mga_ram_size) { + printk(KERN_INFO "mga_vid: RAMSIZE forced to %d MB\n", mga_ram_size); + } else { + +#ifdef MGA_MEMORY_SIZE + mga_ram_size = MGA_MEMORY_SIZE; + printk(KERN_INFO "mga_vid: hard-coded RAMSIZE is %d MB\n", (unsigned int) mga_ram_size); + +#else + + if (is_g400){ + switch((card_option>>10)&0x17){ + // SDRAM: + case 0x00: + case 0x04: mga_ram_size = 16; break; + case 0x03: + case 0x05: mga_ram_size = 32; break; + // SGRAM: + case 0x10: + case 0x14: mga_ram_size = 32; break; + case 0x11: + case 0x12: mga_ram_size = 16; break; + default: + mga_ram_size = 16; + printk(KERN_INFO "mga_vid: Couldn't detect RAMSIZE, assuming 16MB!"); + } + }else{ + switch((card_option>>10)&0x17){ +// case 0x10: +// case 0x13: mga_ram_size = 8; break; + default: mga_ram_size = 8; + } + } +#if 0 +// printk("List resources -----------\n"); + for(temp=0;tempresource[temp]; + if(res->flags){ + int size=(1+res->end-res->start)>>20; + printk(KERN_DEBUG "res %d: start: 0x%X end: 0x%X (%d MB) flags=0x%X\n",temp,res->start,res->end,size,res->flags); + if(res->flags&(IORESOURCE_MEM|IORESOURCE_PREFETCH)){ + if(size>mga_ram_size && size<=64) mga_ram_size=size; + } + } + } +#endif + printk(KERN_INFO "mga_vid: detected RAMSIZE is %d MB\n", (unsigned int) mga_ram_size); +#endif + } + + +#ifdef MGA_ALLOW_IRQ + if ( mga_irq != -1 ) { + int tmp = request_irq(mga_irq, mga_handle_irq, SA_INTERRUPT | SA_SHIRQ, "Syncfb Time Base", &mga_irq); + if ( tmp ) { + printk(KERN_INFO "syncfb (mga): cannot register irq %d (Err: %d)\n", mga_irq, tmp); + mga_irq=-1; + } else { + printk(KERN_DEBUG "syncfb (mga): registered irq %d\n", mga_irq); + } + } else { + printk(KERN_INFO "syncfb (mga): No valid irq was found\n"); + mga_irq=-1; + } +#else + printk(KERN_INFO "syncfb (mga): IRQ disabled in mga_vid.c\n"); + mga_irq=-1; +#endif + + return TRUE; +} + +static void mga_param_buff_fill( void ) +{ + unsigned len; + len = 0; + len += sprintf(&mga_param_buff[len],"Interface version: %04X\n",MGA_VID_VERSION); + len += sprintf(&mga_param_buff[len],"Memory: %x:%dM\n",mga_mem_base,(unsigned int) mga_ram_size); + len += sprintf(&mga_param_buff[len],"MMIO: %p\n",mga_mmio_base); + len += sprintf(&mga_param_buff[len],"Configurable stuff:\n"); + len += sprintf(&mga_param_buff[len],"~~~~~~~~~~~~~~~~~~~\n"); + len += sprintf(&mga_param_buff[len],PARAM_BRIGHTNESS"%d\n",mga_brightness); + len += sprintf(&mga_param_buff[len],PARAM_CONTRAST"%d\n",mga_contrast); + len += sprintf(&mga_param_buff[len],PARAM_BLACKIE"%s\n",regs.blackie?"on":"off"); + mga_param_buff_len = len; + // check boundaries of mga_param_buff before writing to it!!! +} + + +static ssize_t mga_vid_read(struct file *file, char *buf, size_t count, loff_t *ppos) +{ + uint32_t size; + if(!mga_param_buff) return -ESPIPE; + if(!(*ppos)) mga_param_buff_fill(); + if(*ppos >= mga_param_buff_len) return 0; + size = min(count,mga_param_buff_len-(uint32_t)(*ppos)); + memcpy(buf,mga_param_buff,size); + *ppos += size; + return size; +} + +static ssize_t mga_vid_write(struct file *file, const char *buf, size_t count, loff_t *ppos) +{ + if(memcmp(buf,PARAM_BRIGHTNESS,min(count,strlen(PARAM_BRIGHTNESS))) == 0) + { + short brightness; + brightness=simple_strtol(&buf[strlen(PARAM_BRIGHTNESS)],NULL,10); + if (brightness>127 || brightness<-128) { brightness=0;} +// printk(KERN_DEBUG "mga_vid: brightness modified ( %d ) \n",brightness); + mga_brightness=brightness; + } else + if(memcmp(buf,PARAM_CONTRAST,min(count,strlen(PARAM_CONTRAST))) == 0) + { + short contrast; + contrast=simple_strtol(&buf[strlen(PARAM_CONTRAST)],NULL,10); + if (contrast>127 || contrast<-128) { contrast=0;} +// printk(KERN_DEBUG "mga_vid: contrast modified ( %d ) \n",contrast); + mga_contrast=contrast; + } else + + if(memcmp(buf,PARAM_BLACKIE,min(count,strlen(PARAM_BLACKIE))) == 0) + { + short blackie; + blackie=simple_strtol(&buf[strlen(PARAM_BLACKIE)],NULL,10); +// printk(KERN_DEBUG "mga_vid: shadow mode: ( %d ) \n",blackie); + regs.blackie=(blackie>0)?1:0; + } else count = -EIO; + // TODO: reset settings + return count; +} + +static int mga_vid_mmap(struct file *file, struct vm_area_struct *vma) +{ + +#ifdef MP_DEBUG + printk(KERN_DEBUG "mga_vid: mapping video memory into userspace\n"); +#endif + if(remap_page_range(vma->vm_start, mga_mem_base + mga_src_base, + vma->vm_end - vma->vm_start, vma->vm_page_prot)) + { + printk(KERN_ERR "mga_vid: error mapping video memory\n"); + return(-EAGAIN); + } + + return(0); +} + +static int mga_vid_release(struct inode *inode, struct file *file) +{ + //Close the window just in case +#ifdef MP_DEBUG + printk(KERN_DEBUG "mga_vid: Video OFF (release)\n"); +#endif + + vid_src_ready = 0; + regs.besctl &= ~1; + regs.besglobctl &= ~(1<<6); // UYVY format selected +// mga_config.colkey_on=0; //!!! + mga_vid_write_regs(1); + mga_vid_in_use = 0; + + MOD_DEC_USE_COUNT; + return 0; +} + +static long long mga_vid_lseek(struct file *file, long long offset, int origin) +{ + return -ESPIPE; +} + +static int mga_vid_open(struct inode *inode, struct file *file) +{ + int minor = MINOR(inode->i_rdev); + + if(minor != 0) + return(-ENXIO); + + if(mga_vid_in_use == 1) + return(-EBUSY); + + mga_vid_in_use = 1; + MOD_INC_USE_COUNT; + return(0); +} + +#if LINUX_VERSION_CODE >= 0x020400 +static struct file_operations mga_vid_fops = +{ + llseek: mga_vid_lseek, + read: mga_vid_read, + write: mga_vid_write, + ioctl: mga_vid_ioctl, + mmap: mga_vid_mmap, + open: mga_vid_open, + release: mga_vid_release +}; +#else +static struct file_operations mga_vid_fops = +{ + mga_vid_lseek, + mga_vid_read, + mga_vid_write, + NULL, + NULL, + mga_vid_ioctl, + mga_vid_mmap, + mga_vid_open, + NULL, + mga_vid_release +}; +#endif + + +/* + * Main Initialization Function + */ + +static int mga_vid_initialize(void) +{ + mga_vid_in_use = 0; + +// printk(KERN_INFO "Matrox MGA G200/G400 YUV Video interface v0.01 (c) Aaron Holtzman \n"); + printk(KERN_INFO "Matrox MGA G200/G400/G450/G550 YUV Video interface v2.01 (c) Aaron Holtzman & A'rpi\n"); + + if (mga_ram_size) { + if (mga_ram_size<4 || mga_ram_size>64) { + printk(KERN_ERR "mga_vid: invalid RAMSIZE: %d MB\n", mga_ram_size); + return -EINVAL; + } + } + + if(register_chrdev(MGA_VID_MAJOR, "mga_vid", &mga_vid_fops)) + { + printk(KERN_ERR "mga_vid: unable to get major: %d\n", MGA_VID_MAJOR); + return -EIO; + } + + if (!mga_vid_find_card()) + { + printk(KERN_ERR "mga_vid: no supported devices found\n"); + unregister_chrdev(MGA_VID_MAJOR, "mga_vid"); + return -EINVAL; + } + mga_param_buff = kmalloc(PARAM_BUFF_SIZE,GFP_KERNEL); + if(mga_param_buff) mga_param_buff_size = PARAM_BUFF_SIZE; + + return(0); +} + +int init_module(void) +{ + return mga_vid_initialize(); +} + +void cleanup_module(void) +{ + +#ifdef MGA_ALLOW_IRQ + if ( mga_irq != -1) + free_irq(mga_irq, &mga_irq); +#endif + + if(mga_mmio_base) + iounmap(mga_mmio_base); + if(mga_param_buff) + kfree(mga_param_buff); + + //FIXME turn off BES + printk(KERN_INFO "mga_vid: Cleaning up module\n"); + unregister_chrdev(MGA_VID_MAJOR, "mga_vid"); +} + diff -ruN linux.orig/drivers/video/matrox/mga_vid.h linux/drivers/video/matrox/mga_vid.h --- linux.orig/drivers/video/matrox/mga_vid.h Thu Jan 1 01:00:00 1970 +++ linux/drivers/video/matrox/mga_vid.h Mon Apr 15 01:04:11 2002 @@ -0,0 +1,58 @@ +/* + * + * mga_vid.h + * + * Copyright (C) 1999 Aaron Holtzman + * + * Matrox MGA G200/G400 YUV Video Interface module Version 0.1.0 + * + * BES == Back End Scaler + * + * This software has been released under the terms of the GNU Public + * license. See http://www.gnu.org/copyleft/gpl.html for details. + */ + +#ifndef __LINUX_MGAVID_H +#define __LINUX_MGAVID_H + +//#include + +typedef struct mga_vid_config_s +{ +uint16_t version; +uint16_t card_type; +uint32_t ram_size; +uint32_t src_width; +uint32_t src_height; +uint32_t dest_width; +uint32_t dest_height; +uint32_t x_org; +uint32_t y_org; +uint8_t colkey_on; +uint8_t colkey_red; +uint8_t colkey_green; +uint8_t colkey_blue; +uint32_t format; +uint32_t frame_size; +uint32_t num_frames; +} mga_vid_config_t; + +#define MGA_VID_FORMAT_YV12 0x32315659 +#define MGA_VID_FORMAT_IYUV (('I'<<24)|('Y'<<16)|('U'<<8)|'V') +#define MGA_VID_FORMAT_I420 (('I'<<24)|('4'<<16)|('2'<<8)|'0') +#define MGA_VID_FORMAT_YUY2 (('Y'<<24)|('U'<<16)|('Y'<<8)|'2') +#define MGA_VID_FORMAT_UYVY (('U'<<24)|('Y'<<16)|('V'<<8)|'Y') + +#define MGA_VID_CONFIG _IOR('J', 1, mga_vid_config_t) +#define MGA_VID_ON _IO ('J', 2) +#define MGA_VID_OFF _IO ('J', 3) +#define MGA_VID_FSEL _IOR('J', 4, int) +#define MGA_VID_GET_LUMA _IOR('J', 5, int) +#define MGA_VID_SET_LUMA _IOR('J', 6, int) + +#define MGA_G200 0x1234 +#define MGA_G400 0x5678 + +#define MGA_VID_VERSION 0x0201 + +#endif