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mpv/vidix/drivers/savage_vid.c

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/*
Driver for S3 Savage Series
Copyright (C) 2004 by Reza Jelveh
Based on the X11 driver and nvidia vid
Thanks to Alex Deucher for Support
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 License, or
(at your option) 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Changes:
2004-11-09
Initial version
To Do:
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <unistd.h>
#include <math.h>
#include "../vidix.h"
#include "../fourcc.h"
#include "../../libdha/libdha.h"
#include "../../libdha/pci_ids.h"
#include "../../libdha/pci_names.h"
#include "../../config.h"
#include "savage_regs.h"
#define VF_STREAMS_ON 0x0001
#define BASE_PAD 0xf
#define FRAMEBUFFER_SIZE 1024*2000*4
/**************************************
S3 streams processor
**************************************/
#define EXT_MISC_CTRL2 0x67
/* New streams */
/* CR67[2] = 1 : enable stream 1 */
#define ENABLE_STREAM1 0x04
/* CR67[1] = 1 : enable stream 2 */
#define ENABLE_STREAM2 0x02
/* mask to clear CR67[2,1] */
#define NO_STREAMS 0xF9
/* CR67[3] = 1 : Mem-mapped regs */
#define USE_MM_FOR_PRI_STREAM 0x08
#define HDM_SHIFT 16
#define HDSCALE_4 (2 << HDM_SHIFT)
#define HDSCALE_8 (3 << HDM_SHIFT)
#define HDSCALE_16 (4 << HDM_SHIFT)
#define HDSCALE_32 (5 << HDM_SHIFT)
#define HDSCALE_64 (6 << HDM_SHIFT)
/* Old Streams */
#define ENABLE_STREAMS_OLD 0x0c
#define NO_STREAMS_OLD 0xf3
/* CR69[0] = 1 : Mem-mapped regs */
#define USE_MM_FOR_PRI_STREAM_OLD 0x01
void SavageStreamsOn(void);
/*
* There are two different streams engines used in the Savage line.
* The old engine is in the 3D, 4, Pro, and Twister.
* The new engine is in the 2000, MX, IX, and Super.
*/
/* streams registers for old engine */
#define PSTREAM_CONTROL_REG 0x8180
#define COL_CHROMA_KEY_CONTROL_REG 0x8184
#define SSTREAM_CONTROL_REG 0x8190
#define CHROMA_KEY_UPPER_BOUND_REG 0x8194
#define SSTREAM_STRETCH_REG 0x8198
#define COLOR_ADJUSTMENT_REG 0x819C
#define BLEND_CONTROL_REG 0x81A0
#define PSTREAM_FBADDR0_REG 0x81C0
#define PSTREAM_FBADDR1_REG 0x81C4
#define PSTREAM_STRIDE_REG 0x81C8
#define DOUBLE_BUFFER_REG 0x81CC
#define SSTREAM_FBADDR0_REG 0x81D0
#define SSTREAM_FBADDR1_REG 0x81D4
#define SSTREAM_STRIDE_REG 0x81D8
#define SSTREAM_VSCALE_REG 0x81E0
#define SSTREAM_VINITIAL_REG 0x81E4
#define SSTREAM_LINES_REG 0x81E8
#define STREAMS_FIFO_REG 0x81EC
#define PSTREAM_WINDOW_START_REG 0x81F0
#define PSTREAM_WINDOW_SIZE_REG 0x81F4
#define SSTREAM_WINDOW_START_REG 0x81F8
#define SSTREAM_WINDOW_SIZE_REG 0x81FC
#define FIFO_CONTROL 0x8200
#define PSTREAM_FBSIZE_REG 0x8300
#define SSTREAM_FBSIZE_REG 0x8304
#define SSTREAM_FBADDR2_REG 0x8308
#define OS_XY(x,y) (((x+1)<<16)|(y+1))
#define OS_WH(x,y) (((x-1)<<16)|(y))
#define PCI_COMMAND_MEM 0x2
#define MAX_FRAMES 3
/**
* @brief Information on PCI device.
*/
pciinfo_t pci_info;
/**
* @brief Unichrome driver colorkey settings.
*/
static vidix_grkey_t savage_grkey;
static int frames[VID_PLAY_MAXFRAMES];
uint8_t *vio;
uint8_t mclk_save[3];
#define outb(reg,val) OUTPORT8(reg,val)
#define inb(reg) INPORT8(reg)
#define outw(reg,val) OUTPORT16(reg,val)
#define inw(reg) INPORT16(reg)
#define outl(reg,val) OUTPORT32(reg,val)
#define inl(reg) INPORT32(reg)
/*
* PCI-Memory IO access macros.
*/
#define VID_WR08(p,i,val) (((uint8_t *)(p))[(i)]=(val))
#define VID_RD08(p,i) (((uint8_t *)(p))[(i)])
#define VID_WR32(p,i,val) (((uint32_t *)(p))[(i)/4]=(val))
#define VID_RD32(p,i) (((uint32_t *)(p))[(i)/4])
#ifndef USE_RMW_CYCLES
/*
* Can be used to inhibit READ-MODIFY-WRITE cycles. On by default.
*/
#define MEM_BARRIER() __asm__ __volatile__ ("" : : : "memory")
#undef VID_WR08
#define VID_WR08(p,i,val) ({ MEM_BARRIER(); ((uint8_t *)(p))[(i)]=(val); })
#undef VID_RD08
#define VID_RD08(p,i) ({ MEM_BARRIER(); ((uint8_t *)(p))[(i)]; })
#undef VID_WR16
#define VID_WR16(p,i,val) ({ MEM_BARRIER(); ((uint16_t *)(p))[(i)/2]=(val); })
#undef VID_RD16
#define VID_RD16(p,i) ({ MEM_BARRIER(); ((uint16_t *)(p))[(i)/2]; })
#undef VID_WR32
#define VID_WR32(p,i,val) ({ MEM_BARRIER(); ((uint32_t *)(p))[(i)/4]=(val); })
#undef VID_RD32
#define VID_RD32(p,i) ({ MEM_BARRIER(); ((uint32_t *)(p))[(i)/4]; })
#endif /* USE_RMW_CYCLES */
#define VID_AND32(p,i,val) VID_WR32(p,i,VID_RD32(p,i)&(val))
#define VID_OR32(p,i,val) VID_WR32(p,i,VID_RD32(p,i)|(val))
#define VID_XOR32(p,i,val) VID_WR32(p,i,VID_RD32(p,i)^(val))
/* from x driver */
#define VGAIN8(addr) VID_RD08(info->control_base+0x8000, addr)
#define VGAIN16(addr) VID_RD16(info->control_base+0x8000, addr)
#define VGAIN(addr) VID_RD32(info->control_base+0x8000, addr)
#define VGAOUT8(addr,val) VID_WR08(info->control_base+0x8000, addr, val)
#define VGAOUT16(addr,val) VID_WR16(info->control_base+0x8000, addr, val)
#define VGAOUT(addr,val) VID_WR32(info->control_base+0x8000, addr, val)
#define INREG(addr) VID_RD32(info->control_base, addr)
#define OUTREG(addr,val) VID_WR32(info->control_base, addr, val)
#define INREG8(addr) VID_RD08(info->control_base, addr)
#define OUTREG8(addr,val) VID_WR08(info->control_base, addr, val)
#define INREG16(addr) VID_RD16(info->control_base, addr)
#define OUTREG16(addr,val) VID_WR16(info->control_base, addr, val)
#define ALIGN_TO(v, n) (((v) + (n-1)) & ~(n-1))
void debugout(unsigned int addr, unsigned int val);
struct savage_chip {
volatile uint32_t *PMC; /* general control */
volatile uint32_t *PME; /* multimedia port */
volatile uint32_t *PFB; /* framebuffer control */
volatile uint32_t *PVIDEO; /* overlay control */
volatile uint8_t *PCIO; /* SVGA (CRTC, ATTR) registers */
volatile uint8_t *PVIO; /* SVGA (MISC, GRAPH, SEQ) registers */
volatile uint32_t *PRAMIN; /* instance memory */
volatile uint32_t *PRAMHT; /* hash table */
volatile uint32_t *PRAMFC; /* fifo context table */
volatile uint32_t *PRAMRO; /* fifo runout table */
volatile uint32_t *PFIFO; /* fifo control region */
volatile uint32_t *FIFO; /* fifo channels (USER) */
volatile uint32_t *PGRAPH; /* graphics engine */
int arch; /* compatible NV_ARCH_XX define */
unsigned long fbsize; /* framebuffer size */
void (* lock) (struct savage_chip *, int);
};
typedef struct savage_chip savage_chip;
struct savage_info {
unsigned int use_colorkey;
unsigned int colorkey; /* saved xv colorkey*/
unsigned int vidixcolorkey; /*currently used colorkey*/
unsigned int depth;
unsigned int bpp;
unsigned int videoFlags;
unsigned int format;
unsigned int pitch;
unsigned int blendBase;
unsigned int lastKnownPitch;
unsigned int displayWidth, displayHeight;
unsigned int brightness,hue,saturation,contrast;
unsigned int src_w,src_h;
unsigned int drw_w,drw_h; /*scaled width && height*/
unsigned int wx,wy; /*window x && y*/
unsigned int screen_x; /*screen width*/
unsigned int screen_y; /*screen height*/
unsigned long buffer_size; /* size of the image buffer */
struct savage_chip chip; /* NV architecture structure */
void* video_base; /* virtual address of control region */
void* control_base; /* virtual address of fb region */
unsigned long picture_base; /* direct pointer to video picture */
unsigned long picture_offset; /* offset of video picture in frame buffer */
// struct savage_dma dma; /* DMA structure */
unsigned int cur_frame;
unsigned int num_frames; /* number of buffers */
int bps; /* bytes per line */
void (*SavageWaitIdle) ();
void (*SavageWaitFifo) (int space);
};
typedef struct savage_info savage_info;
static savage_info* info;
/**
* @brief Unichrome driver vidix capabilities.
*/
static vidix_capability_t savage_cap = {
"Savage/ProSavage/Twister vidix",
"Reza Jelveh <reza.jelveh@tuhh.de>",
TYPE_OUTPUT,
{0, 0, 0, 0},
4096,
4096,
4,
4,
-1,
FLAG_UPSCALER | FLAG_DOWNSCALER,
VENDOR_S3_INC,
-1,
{0, 0, 0, 0}
};
struct savage_cards {
unsigned short chip_id;
unsigned short arch;
};
static
unsigned int GetBlendForFourCC( int id )
{
switch( id ) {
case IMGFMT_YUY2:
case IMGFMT_YV12:
case IMGFMT_I420:
return 1;
case IMGFMT_Y211:
return 4;
case IMGFMT_RGB15:
return 3;
case IMGFMT_RGB16:
return 5;
default:
return 0;
}
}
/**
* @brief list of card IDs compliant with the Unichrome driver .
*/
static struct savage_cards savage_card_ids[] = {
/*[ProSavage PN133] AGP4X VGA Controller (Twister)*/
{ PCI_CHIP_S3TWISTER_P, S3_PROSAVAGE },
/*[ProSavage KN133] AGP4X VGA Controller (TwisterK)*/
{ PCI_CHIP_S3TWISTER_K, S3_PROSAVAGE },
/*ProSavage DDR*/
{ PCI_CHIP_PROSAVAGE_DDR , S3_PROSAVAGE },
/*[ProSavageDDR P4M266 K] */
{ PCI_CHIP_PROSAVAGE_DDRK , S3_PROSAVAGE },
};
void SavageSetColorOld(void)
{
if(
(info->format == IMGFMT_RGB15) ||
(info->format == IMGFMT_RGB16)
)
{
OUTREG( COLOR_ADJUSTMENT_REG, 0 );
}
else
{
/* Change 0..255 into 0..15 */
long sat = info->saturation * 16 / 256;
double hue = info->hue * 0.017453292;
unsigned long hs1 = ((long)(sat * cos(hue))) & 0x1f;
unsigned long hs2 = ((long)(sat * sin(hue))) & 0x1f;
OUTREG( COLOR_ADJUSTMENT_REG,
0x80008000 |
(info->brightness + 128) |
((info->contrast & 0xf8) << (12-7)) |
(hs1 << 16) |
(hs2 << 24)
);
debugout( COLOR_ADJUSTMENT_REG,
0x80008000 |
(info->brightness + 128) |
((info->contrast & 0xf8) << (12-7)) |
(hs1 << 16) |
(hs2 << 24)
);
}
}
void SavageSetColorKeyOld(void)
{
int red, green, blue;
/* Here, we reset the colorkey and all the controls. */
red = (info->vidixcolorkey & 0x00FF0000) >> 16;
green = (info->vidixcolorkey & 0x0000FF00) >> 8;
blue = info->vidixcolorkey & 0x000000FF;
if( !info->vidixcolorkey ) {
printf("SavageSetColorKey disabling colorkey\n");
OUTREG( COL_CHROMA_KEY_CONTROL_REG, 0 );
OUTREG( CHROMA_KEY_UPPER_BOUND_REG, 0 );
OUTREG( BLEND_CONTROL_REG, 0 );
}
else {
switch (info->depth) {
// FIXME: isnt fixed yet
case 8:
OUTREG( COL_CHROMA_KEY_CONTROL_REG,
0x37000000 | (info->vidixcolorkey & 0xFF) );
OUTREG( CHROMA_KEY_UPPER_BOUND_REG,
0x00000000 | (info->vidixcolorkey & 0xFF) );
break;
case 15:
/* 15 bpp 555 */
red&=0x1f;
green&=0x1f;
blue&=0x1f;
OUTREG( COL_CHROMA_KEY_CONTROL_REG,
0x05000000 | (red<<19) | (green<<11) | (blue<<3) );
OUTREG( CHROMA_KEY_UPPER_BOUND_REG,
0x00000000 | (red<<19) | (green<<11) | (blue<<3) );
break;
case 16:
/* 16 bpp 565 */
red&=0x1f;
green&=0x3f;
blue&=0x1f;
OUTREG( COL_CHROMA_KEY_CONTROL_REG,
0x16000000 | (red<<19) | (green<<10) | (blue<<3) );
OUTREG( CHROMA_KEY_UPPER_BOUND_REG,
0x00020002 | (red<<19) | (green<<10) | (blue<<3) );
break;
case 24:
/* 24 bpp 888 */
OUTREG( COL_CHROMA_KEY_CONTROL_REG,
0x17000000 | (red<<16) | (green<<8) | (blue) );
OUTREG( CHROMA_KEY_UPPER_BOUND_REG,
0x00000000 | (red<<16) | (green<<8) | (blue) );
break;
}
/* We use destination colorkey */
OUTREG( BLEND_CONTROL_REG, 0x05000000 );
}
}
static void
SavageDisplayVideoOld(void)
{
int vgaCRIndex, vgaCRReg, vgaIOBase;
unsigned int ssControl;
int cr92;
vgaIOBase = 0x3d0;
vgaCRIndex = vgaIOBase + 4;
vgaCRReg = vgaIOBase + 5;
// if( psav->videoFourCC != id )
// SavageStreamsOff(pScrn);
if( !info->videoFlags & VF_STREAMS_ON )
{
SavageStreamsOn();
// SavageResetVideo();
SavageSetColorOld();
SavageSetColorKeyOld();
}
/* Set surface format. */
OUTREG(SSTREAM_CONTROL_REG,GetBlendForFourCC(info->format) << 24 | info->src_w);
debugout(SSTREAM_CONTROL_REG,GetBlendForFourCC(info->format) << 24 | info->src_w);
/* Calculate horizontal scale factor. */
//FIXME: enable scaling
OUTREG(SSTREAM_STRETCH_REG, (info->src_w << 15) / info->drw_w );
// debugout(SSTREAM_STRETCH_REG, 1 << 15);
OUTREG(SSTREAM_LINES_REG, info->src_h );
debugout(SSTREAM_LINES_REG, info->src_h );
OUTREG(SSTREAM_VINITIAL_REG, 0 );
debugout(SSTREAM_VINITIAL_REG, 0 );
/* Calculate vertical scale factor. */
// OUTREG(SSTREAM_VSCALE_REG, 1 << 15);
OUTREG(SSTREAM_VSCALE_REG, VSCALING(info->src_h,info->drw_h) );
debugout(SSTREAM_VSCALE_REG, VSCALING(info->src_h,info->drw_h) );
// OUTREG(SSTREAM_VSCALE_REG, (info->src_h << 15) / info->drw_h );
/* Set surface location and stride. */
OUTREG(SSTREAM_FBADDR0_REG, info->picture_offset );
debugout(SSTREAM_FBADDR0_REG, info->picture_offset );
OUTREG(SSTREAM_FBADDR1_REG, 0 );
debugout(SSTREAM_FBADDR1_REG, 0 );
OUTREG(SSTREAM_STRIDE_REG, info->pitch );
debugout(SSTREAM_STRIDE_REG, info->pitch );
OUTREG(SSTREAM_WINDOW_START_REG, OS_XY(info->wx, info->wy) );
debugout(SSTREAM_WINDOW_START_REG, OS_XY(info->wx, info->wy) );
OUTREG(SSTREAM_WINDOW_SIZE_REG, OS_WH(info->drw_w, info->drw_h) );
debugout(SSTREAM_WINDOW_SIZE_REG, OS_WH(info->drw_w, info->drw_h) );
ssControl = 0;
if( info->src_w > (info->drw_w << 1) )
{
/* BUGBUG shouldn't this be >=? */
if( info->src_w <= (info->drw_w << 2) )
ssControl |= HDSCALE_4;
else if( info->src_w > (info->drw_w << 3) )
ssControl |= HDSCALE_8;
else if( info->src_w > (info->drw_w << 4) )
ssControl |= HDSCALE_16;
else if( info->src_w > (info->drw_w << 5) )
ssControl |= HDSCALE_32;
else if( info->src_w > (info->drw_w << 6) )
ssControl |= HDSCALE_64;
}
ssControl |= info->src_w;
ssControl |= (1 << 24);
//FIXME: enable scaling
OUTREG(SSTREAM_CONTROL_REG, ssControl);
debugout(SSTREAM_CONTROL_REG, ssControl);
// FIXME: this should actually be enabled
info->pitch = (info->pitch + 7) / 8;
VGAOUT8(vgaCRIndex, 0x92);
cr92 = VGAIN8(vgaCRReg);
VGAOUT8(vgaCRReg, (cr92 & 0x40) | (info->pitch >> 8) | 0x80);
VGAOUT8(vgaCRIndex, 0x93);
VGAOUT8(vgaCRReg, info->pitch);
OUTREG(STREAMS_FIFO_REG, 2 | 25 << 5 | 32 << 11);
}
void SavageInitStreamsOld(void)
{
/*unsigned long jDelta;*/
unsigned long format = 0;
/*
* For the OLD streams engine, several of these registers
* cannot be touched unless streams are on. Seems backwards to me;
* I'd want to set 'em up, then cut 'em loose.
*/
/*jDelta = pScrn->displayWidth * (pScrn->bitsPerPixel + 7) / 8;*/
switch( info->depth ) {
case 8: format = 0 << 24; break;
case 15: format = 3 << 24; break;
case 16: format = 5 << 24; break;
case 24: format = 7 << 24; break;
}
#warning enable this again
OUTREG(PSTREAM_FBSIZE_REG,
info->screen_y * info->screen_x * (info->bpp >> 3));
OUTREG( PSTREAM_WINDOW_START_REG, OS_XY(0,0) );
OUTREG( PSTREAM_WINDOW_SIZE_REG, OS_WH(info->screen_x, info->screen_y) );
OUTREG( PSTREAM_FBADDR1_REG, 0 );
/*OUTREG( PSTREAM_STRIDE_REG, jDelta );*/
OUTREG( PSTREAM_CONTROL_REG, format );
OUTREG( PSTREAM_FBADDR0_REG, 0 );
/*OUTREG( PSTREAM_FBSIZE_REG, jDelta * pScrn->virtualY >> 3 );*/
OUTREG( COL_CHROMA_KEY_CONTROL_REG, 0 );
OUTREG( SSTREAM_CONTROL_REG, 0 );
OUTREG( CHROMA_KEY_UPPER_BOUND_REG, 0 );
OUTREG( SSTREAM_STRETCH_REG, 0 );
OUTREG( COLOR_ADJUSTMENT_REG, 0 );
OUTREG( BLEND_CONTROL_REG, 1 << 24 );
OUTREG( DOUBLE_BUFFER_REG, 0 );
OUTREG( SSTREAM_FBADDR0_REG, 0 );
OUTREG( SSTREAM_FBADDR1_REG, 0 );
OUTREG( SSTREAM_FBADDR2_REG, 0 );
OUTREG( SSTREAM_FBSIZE_REG, 0 );
OUTREG( SSTREAM_STRIDE_REG, 0 );
OUTREG( SSTREAM_VSCALE_REG, 0 );
OUTREG( SSTREAM_LINES_REG, 0 );
OUTREG( SSTREAM_VINITIAL_REG, 0 );
#warning is this needed?
OUTREG( SSTREAM_WINDOW_START_REG, OS_XY(0xfffe, 0xfffe) );
OUTREG( SSTREAM_WINDOW_SIZE_REG, OS_WH(10,2) );
}
void
SavageStreamsOn(void)
{
unsigned char jStreamsControl;
unsigned short vgaCRIndex = 0x3d0 + 4;
unsigned short vgaCRReg = 0x3d0 + 5;
// xf86ErrorFVerb(STREAMS_TRACE, "SavageStreamsOn\n" );
/* Sequence stolen from streams.c in M7 NT driver */
enable_app_io ();
/* Unlock extended registers. */
/* FIXME: it looks like mmaped io is broken with vgaout16 */
VGAOUT16(vgaCRIndex, 0x4838 );
VGAOUT16(vgaCRIndex, 0xa039);
VGAOUT16(0x3c4, 0x0608);
VGAOUT8( vgaCRIndex, EXT_MISC_CTRL2 );
if( S3_SAVAGE_MOBILE_SERIES(info->chip.arch) )
{
// SavageInitStreamsNew( pScrn );
jStreamsControl = VGAIN8( vgaCRReg ) | ENABLE_STREAM1;
/* Wait for VBLANK. */
VerticalRetraceWait();
/* Fire up streams! */
VGAOUT16( vgaCRIndex, (jStreamsControl << 8) | EXT_MISC_CTRL2 );
/* These values specify brightness, contrast, saturation and hue. */
OUTREG( SEC_STREAM_COLOR_CONVERT1, 0x0000C892 );
OUTREG( SEC_STREAM_COLOR_CONVERT2, 0x00039F9A );
OUTREG( SEC_STREAM_COLOR_CONVERT3, 0x01F1547E );
}
else if (info->chip.arch == S3_SAVAGE2000)
{
// SavageInitStreams2000( pScrn );
jStreamsControl = VGAIN8( vgaCRReg ) | ENABLE_STREAM1;
/* Wait for VBLANK. */
VerticalRetraceWait();
/* Fire up streams! */
VGAOUT16( vgaCRIndex, (jStreamsControl << 8) | EXT_MISC_CTRL2 );
/* These values specify brightness, contrast, saturation and hue. */
OUTREG( SEC_STREAM_COLOR_CONVERT0_2000, 0x0000C892 );
OUTREG( SEC_STREAM_COLOR_CONVERT1_2000, 0x00033400 );
OUTREG( SEC_STREAM_COLOR_CONVERT2_2000, 0x000001CF );
OUTREG( SEC_STREAM_COLOR_CONVERT3_2000, 0x01F1547E );
}
else
{
jStreamsControl = VGAIN8( vgaCRReg ) | ENABLE_STREAMS_OLD;
/* Wait for VBLANK. */
VerticalRetraceWait();
/* Fire up streams! */
VGAOUT16( vgaCRIndex, (jStreamsControl << 8) | EXT_MISC_CTRL2 );
SavageInitStreamsOld( );
}
/* Wait for VBLANK. */
VerticalRetraceWait();
/* Turn on secondary stream TV flicker filter, once we support TV. */
/* SR70 |= 0x10 */
info->videoFlags |= VF_STREAMS_ON;
}
static void savage_getscreenproperties(struct savage_info *info){
unsigned char bpp=0;
uint32_t width=0;
uint32_t vgaIOBase, vgaCRIndex, vgaCRReg;
vgaIOBase = 0x3d0;
vgaCRIndex = vgaIOBase + 4;
vgaCRReg = vgaIOBase + 5;
/* a little reversed from x driver source code */
VGAOUT8(vgaCRIndex, 0x67);
bpp = VGAIN8(vgaCRReg);
switch (bpp&0xf0) {
case 0x00:
case 0x10:
info->depth=8;
info->bpp=8;
break;
case 0x20:
case 0x30:
info->depth=15;
info->bpp=16;
break;
case 0x40:
case 0x50:
info->depth=16;
info->bpp=16;
break;
case 0x70:
case 0xd0:
info->depth=24;
info->bpp=32;
break;
}
VGAOUT8(vgaCRIndex, 0x1);
info->screen_x = (1 + VGAIN8(vgaCRReg)) <<3;
/*get screen height*/
/* get first 8 bits in VT_DISPLAY_END*/
VGAOUT8(0x03D4, 0x12);
info->screen_y = VGAIN8(0x03D5);
VGAOUT8(0x03D4,0x07);
/* get 9th bit in CRTC_OVERFLOW*/
info->screen_y |= (VGAIN8(0x03D5) &0x02)<<7;
/* and the 10th in CRTC_OVERFLOW*/
info->screen_y |=(VGAIN8(0x03D5) &0x40)<<3;
++info->screen_y;
printf("screen_x = %d, screen_y = %d, bpp = %d\n",info->screen_x,info->screen_y,info->bpp);
}
void SavageStreamsOff(void)
{
unsigned char jStreamsControl;
unsigned short vgaCRIndex = 0x3d0 + 4;
unsigned short vgaCRReg = 0x3d0 + 5;
/* Unlock extended registers. */
VGAOUT16(vgaCRIndex, 0x4838);
VGAOUT16(vgaCRIndex, 0xa039);
VGAOUT16(0x3c4, 0x0608);
VGAOUT8( vgaCRIndex, EXT_MISC_CTRL2 );
if( S3_SAVAGE_MOBILE_SERIES(info->chip.arch) ||
(info->chip.arch == S3_SUPERSAVAGE) ||
(info->chip.arch == S3_SAVAGE2000) )
jStreamsControl = VGAIN8( vgaCRReg ) & NO_STREAMS;
else
jStreamsControl = VGAIN8( vgaCRReg ) & NO_STREAMS_OLD;
/* Wait for VBLANK. */
VerticalRetraceWait();
/* Kill streams. */
VGAOUT16(vgaCRIndex, (jStreamsControl << 8) | EXT_MISC_CTRL2 );
VGAOUT16(vgaCRIndex, 0x0093 );
VGAOUT8( vgaCRIndex, 0x92 );
VGAOUT8( vgaCRReg, VGAIN8(vgaCRReg) & 0x40 );
info->videoFlags &= ~VF_STREAMS_ON;
}
/**
* @brief Check age of driver.
*
* @return vidix version number.
*/
unsigned int
vixGetVersion (void)
{
return (VIDIX_VERSION);
}
/**
* @brief Find chip index in Unichrome compliant devices list.
*
* @param chip_id PCI device ID.
*
* @returns index position in savage_card_ids if successful.
* -1 if chip_id is not a compliant chipset ID.
*/
static int find_chip(unsigned chip_id){
unsigned i;
for(i = 0;i < sizeof(savage_card_ids)/sizeof(struct savage_cards);i++)
{
if(chip_id == savage_card_ids[i].chip_id)return i;
}
return -1;
}
/**
* @brief Probe hardware to find some useable chipset.
*
* @param verbose specifies verbose level.
* @param force specifies force mode : driver should ignore
* device_id (danger but useful for new devices)
*
* @returns 0 if it can handle something in PC.
* a negative error code otherwise.
*/
int vixProbe(int verbose, int force){
pciinfo_t lst[MAX_PCI_DEVICES];
unsigned i,num_pci;
int err;
if (force)
printf("[savage_vid]: warning: forcing not supported yet!\n");
err = pci_scan(lst,&num_pci);
if(err){
printf("[savage_vid] Error occurred during pci scan: %s\n",strerror(err));
return err;
}
else {
err = ENXIO;
for(i=0; i < num_pci; i++){
if(lst[i].vendor == VENDOR_S3_INC) {
int idx;
const char *dname;
idx = find_chip(lst[i].device);
if(idx == -1)
continue;
dname = pci_device_name(lst[i].vendor, lst[i].device);
dname = dname ? dname : "Unknown chip";
printf("[savage_vid] Found chip: %s\n", dname);
// FIXME: whats wrong here?
if ((lst[i].command & PCI_COMMAND_IO ) == 0){
printf("[savage_vid] Device is disabled, ignoring\n");
continue;
}
savage_cap.device_id = lst[i].device;
err = 0;
memcpy(&pci_info, &lst[i], sizeof(pciinfo_t));
break;
}
}
}
if(err && verbose) printf("[savage_vid] Can't find chip\n");
return err;
}
/**
* @brief Initializes driver.
*
* @returns 0 if ok.
* a negative error code otherwise.
*/
int
vixInit (void)
{
int mtrr;
unsigned char config1, m, n, n1, n2, sr8, cr3f, cr66 = 0, tmp;
static unsigned char RamSavage3D[] = { 8, 4, 4, 2 };
static unsigned char RamSavage4[] = { 2, 4, 8, 12, 16, 32, 64, 32 };
static unsigned char RamSavageMX[] = { 2, 8, 4, 16, 8, 16, 4, 16 };
static unsigned char RamSavageNB[] = { 0, 2, 4, 8, 16, 32, 16, 2 };
int videoRam, videoRambytes;
uint32_t vgaIOBase, vgaCRIndex, vgaCRReg ;
unsigned char val;
vgaIOBase = 0x3d0;
vgaCRIndex = vgaIOBase + 4;
vgaCRReg = vgaIOBase + 5;
fprintf(stderr, "vixInit enter \n");
// //getc(stdin);
info = (savage_info*)calloc(1,sizeof(savage_info));
/* need this if we want direct outb and inb access? */
enable_app_io ();
/* 12mb + 32kb ? */
/* allocate some space for control registers */
info->chip.arch = savage_card_ids[find_chip(pci_info.device)].arch;
if (info->chip.arch == S3_SAVAGE3D) {
info->control_base = map_phys_mem(pci_info.base0+SAVAGE_NEWMMIO_REGBASE_S3, SAVAGE_NEWMMIO_REGSIZE);
}
else {
info->control_base = map_phys_mem(pci_info.base0+SAVAGE_NEWMMIO_REGBASE_S4, SAVAGE_NEWMMIO_REGSIZE);
}
// info->chip.PCIO = (uint8_t *) (info->control_base + SAVAGE_NEWMMIO_VGABASE);
// FIXME: enable mmio?
val = VGAIN8 (0x3c3);
VGAOUT8 (0x3c3, val | 0x01);
val = VGAIN8 (0x3cc);
VGAOUT8 (0x3c2, val | 0x01);
if (info->chip.arch >= S3_SAVAGE4)
{
VGAOUT8 (0x3d4, 0x40);
val = VGAIN8 (0x3d5);
VGAOUT8 (0x3d5, val | 1);
}
/* unprotect CRTC[0-7] */
VGAOUT8(vgaCRIndex, 0x11);
tmp = VGAIN8(vgaCRReg);
// printf("$########## tmp = %d\n",tmp);
VGAOUT8(vgaCRReg, tmp & 0x7f);
/* unlock extended regs */
VGAOUT16(vgaCRIndex, 0x4838);
VGAOUT16(vgaCRIndex, 0xa039);
VGAOUT16(0x3c4, 0x0608);
VGAOUT8(vgaCRIndex, 0x40);
tmp = VGAIN8(vgaCRReg);
VGAOUT8(vgaCRReg, tmp & ~0x01);
/* unlock sys regs */
VGAOUT8(vgaCRIndex, 0x38);
VGAOUT8(vgaCRReg, 0x48);
/* Unlock system registers. */
VGAOUT16(vgaCRIndex, 0x4838);
/* Next go on to detect amount of installed ram */
VGAOUT8(vgaCRIndex, 0x36); /* for register CR36 (CONFG_REG1), */
config1 = VGAIN8(vgaCRReg); /* get amount of vram installed */
switch( info->chip.arch ) {
case S3_SAVAGE3D:
videoRam = RamSavage3D[ (config1 & 0xC0) >> 6 ] * 1024;
break;
case S3_SAVAGE4:
/*
* The Savage4 has one ugly special case to consider. On
* systems with 4 banks of 2Mx32 SDRAM, the BIOS says 4MB
* when it really means 8MB. Why do it the same when you
* can do it different...
*/
VGAOUT8(0x3d4, 0x68); /* memory control 1 */
if( (VGAIN8(0x3d5) & 0xC0) == (0x01 << 6) )
RamSavage4[1] = 8;
/*FALLTHROUGH*/
case S3_SAVAGE2000:
videoRam = RamSavage4[ (config1 & 0xE0) >> 5 ] * 1024;
break;
case S3_SAVAGE_MX:
videoRam = RamSavageMX[ (config1 & 0x0E) >> 1 ] * 1024;
break;
case S3_PROSAVAGE:
videoRam = RamSavageNB[ (config1 & 0xE0) >> 5 ] * 1024;
break;
default:
/* How did we get here? */
videoRam = 0;
break;
}
printf("###### videoRam = %d\n",videoRam);
info->chip.fbsize = videoRam * 1024;
/* reset graphics engine to avoid memory corruption */
/* VGAOUT8 (0x3d4, 0x66);
cr66 = VGAIN8 (0x3d5);
VGAOUT8 (0x3d5, cr66 | 0x02);
udelay (10000);
VGAOUT8 (0x3d4, 0x66);
VGAOUT8 (0x3d5, cr66 & ~0x02); /* clear reset flag */
/* udelay (10000); */
/* This maps framebuffer @6MB, thus 2MB are left for video. */
if (info->chip.arch == S3_SAVAGE3D) {
info->video_base = map_phys_mem(pci_info.base0, info->chip.fbsize);
info->picture_offset = 1024*768* 4 * ((info->chip.fbsize > 4194304)?2:1);
}
else {
info->video_base = map_phys_mem(pci_info.base1, info->chip.fbsize);
info->picture_offset = info->chip.fbsize - FRAMEBUFFER_SIZE;
// info->picture_offset = 1024*1024* 4 * 2;
}
if ( info->video_base < 0 ){
printf("errno = %s\n", strerror(errno));
return -1;
}
info->picture_base = (uint32_t) info->video_base + info->picture_offset;
if ( info->chip.arch == S3_SAVAGE3D ){
mtrr = mtrr_set_type(pci_info.base0, info->chip.fbsize, MTRR_TYPE_WRCOMB);
}
else{
mtrr = mtrr_set_type(pci_info.base1, info->chip.fbsize, MTRR_TYPE_WRCOMB);
}
if (mtrr!= 0)
printf("[savage_vid] unable to setup MTRR: %s\n", strerror(mtrr));
else
printf("[savage_vid] MTRR set up\n");
/* This may trash your screen for resolutions greater than 1024x768, sorry. */
savage_getscreenproperties(info);
// return -1;
info->videoFlags = 0;
SavageStreamsOn();
//getc(stdin);
//FIXME ADD
return 0;
}
/**
* @brief Destroys driver.
*/
void
vixDestroy (void)
{
unmap_phys_mem(info->video_base, info->chip.fbsize);
unmap_phys_mem(info->control_base, SAVAGE_NEWMMIO_REGSIZE);
//FIXME ADD
}
/**
* @brief Get chipset's hardware capabilities.
*
* @param to Pointer to the vidix_capability_t structure to be filled.
*
* @returns 0.
*/
int
vixGetCapability (vidix_capability_t * to)
{
memcpy (to, &savage_cap, sizeof (vidix_capability_t));
return 0;
}
/**
* @brief Report if the video FourCC is supported by hardware.
*
* @param fourcc input image format.
*
* @returns 1 if the fourcc is supported.
* 0 otherwise.
*/
static int
is_supported_fourcc (uint32_t fourcc)
{
switch (fourcc)
{
//FIXME: YV12 isnt working properly yet
// case IMGFMT_YV12:
// case IMGFMT_I420:
case IMGFMT_UYVY:
case IMGFMT_YVYU:
case IMGFMT_YUY2:
case IMGFMT_RGB15:
case IMGFMT_RGB16:
// case IMGFMT_BGR32:
return 1;
default:
return 0;
}
}
/**
* @brief Try to configure video memory for given fourcc.
*
* @param to Pointer to the vidix_fourcc_t structure to be filled.
*
* @returns 0 if ok.
* errno otherwise.
*/
int
vixQueryFourcc (vidix_fourcc_t * to)
{
if (is_supported_fourcc (to->fourcc))
{
to->depth = VID_DEPTH_1BPP | VID_DEPTH_2BPP |
VID_DEPTH_4BPP | VID_DEPTH_8BPP |
VID_DEPTH_12BPP | VID_DEPTH_15BPP |
VID_DEPTH_16BPP | VID_DEPTH_24BPP | VID_DEPTH_32BPP;
to->flags = VID_CAP_EXPAND | VID_CAP_SHRINK | VID_CAP_COLORKEY;
return 0;
}
else
to->depth = to->flags = 0;
return ENOSYS;
}
/**
* @brief Get the GrKeys
*
* @param grkey Pointer to the vidix_grkey_t structure to be filled by driver.
*
* @return 0.
*/
/*int
vixGetGrKeys (vidix_grkey_t * grkey)
{
// if(info->d_width && info->d_height)savage_overlay_start(info,0);
return (0);
}
* */
/**
* @brief Set the GrKeys
*
* @param grkey Colorkey to be set.
*
* @return 0.
*/
int
vixSetGrKeys (const vidix_grkey_t * grkey)
{
if (grkey->ckey.op == CKEY_FALSE)
{
info->use_colorkey = 0;
info->vidixcolorkey=0;
printf("[savage_vid] colorkeying disabled\n");
}
else {
info->use_colorkey = 1;
info->vidixcolorkey = ((grkey->ckey.red<<16)|(grkey->ckey.green<<8)|grkey->ckey.blue);
printf("[savage_vid] set colorkey 0x%x\n",info->vidixcolorkey);
}
//FIXME: freezes if streams arent enabled
SavageSetColorKeyOld();
return (0);
}
/**
* @brief Unichrome driver equalizer capabilities.
*/
vidix_video_eq_t equal = {
VEQ_CAP_BRIGHTNESS | VEQ_CAP_SATURATION | VEQ_CAP_HUE,
300, 100, 0, 0, 0, 0, 0, 0
};
/**
* @brief Get the equalizer capabilities.
*
* @param eq Pointer to the vidix_video_eq_t structure to be filled by driver.
*
* @return 0.
*/
int
vixPlaybackGetEq (vidix_video_eq_t * eq)
{
memcpy (eq, &equal, sizeof (vidix_video_eq_t));
return 0;
}
/**
* @brief Set the equalizer capabilities for color correction
*
* @param eq equalizer capabilities to be set.
*
* @return 0.
*/
int
vixPlaybackSetEq (const vidix_video_eq_t * eq)
{
return 0;
}
/**
* @brief Y, U, V offsets.
*/
static int YOffs, UOffs, VOffs;
/**
* @brief Configure driver for playback. Driver should prepare BES.
*
* @param info configuration description for playback.
*
* @returns 0 in case of success.
* -1 otherwise.
*/
int
vixConfigPlayback (vidix_playback_t * vinfo)
{
int uv_size, swap_uv;
unsigned int i;
int extfifo_on;
int srcPitch,srcPitch2;
/* Overlay register settings */
uint32_t win_start, win_end;
uint32_t zoom, mini;
uint32_t dcount, falign, qwfetch;
uint32_t y_start, u_start, v_start;
uint32_t v_ctrl, fifo_ctrl;
if (!is_supported_fourcc (vinfo->fourcc))
return -1;
info->src_w = vinfo->src.w;
info->src_h = vinfo->src.h;
info->drw_w = vinfo->dest.w;
info->drw_h = vinfo->dest.h;
info->wx = vinfo->dest.x;
info->wy = vinfo->dest.y;
info->format = vinfo->fourcc;
info->lastKnownPitch = 0;
info->brightness = 0;
info->contrast = 128;
info->saturation = 128;
info->hue = 0;
vinfo->dga_addr=(void*)(info->picture_base);
vinfo->offset.y = 0;
vinfo->offset.v = 0;
vinfo->offset.u = 0;
vinfo->dest.pitch.y = 32;
vinfo->dest.pitch.u = 32;
vinfo->dest.pitch.v = 32;
// vinfo->dest.pitch.u = 0;
// vinfo->dest.pitch.v = 0;
info->pitch = ((info->src_w << 1) + 15) & ~15;
swap_uv = 0;
switch (vinfo->fourcc)
{
case IMGFMT_YUY2:
case IMGFMT_UYVY:
info->pitch = ((info->src_w << 1) + (vinfo->dest.pitch.y-1)) & ~(vinfo->dest.pitch.y-1);
info->pitch = info->src_w << 1;
info->pitch = ALIGN_TO (info->src_w << 1, 32);
uv_size = 0;
break;
case IMGFMT_YV12:
swap_uv = 1;
/*
srcPitch = (info->src_w + 3) & ~3;
vinfo->offset.u = srcPitch * info->src_h;
srcPitch2 = ((info->src_w >> 1) + 3) & ~3;
vinfo->offset.v = (srcPitch2 * (info->src_h >> 1)) + vinfo->offset.v;
vinfo->dest.pitch.y=srcPitch ;
vinfo->dest.pitch.v=srcPitch2 ;
vinfo->dest.pitch.u=srcPitch2 ;
*/
info->pitch = ALIGN_TO (info->src_w, 32);
uv_size = (info->pitch >> 1) * (info->src_h >> 1);
vinfo->offset.y = 0;
vinfo->offset.v = vinfo->offset.y + info->pitch * info->src_h;
vinfo->offset.u = vinfo->offset.v + uv_size;
vinfo->frame_size = vinfo->offset.u + uv_size;
/* YOffs = info->offset.y;
UOffs = (swap_uv ? vinfo->offset.v : vinfo->offset.u);
VOffs = (swap_uv ? vinfo->offset.u : vinfo->offset.v);
*/
// vinfo->offset.y = info->src_w;
// vinfo->offset.v = vinfo->offset.y + info->src_w /2 * info->src_h;
// vinfo->offset.u = vinfo->offset.v + (info->src_w >> 1) * (info->src_h >> 1) ;
break;
}
info->pitch |= ((info->pitch >> 1) << 16);
vinfo->frame_size = info->pitch * info->src_h;
printf("$#### destination pitch = %u\n", info->pitch&0xffff);
info->buffer_size = vinfo->frame_size;
info->num_frames = vinfo->num_frames= (info->chip.fbsize - info->picture_offset)/vinfo->frame_size;
if(vinfo->num_frames > MAX_FRAMES)vinfo->num_frames = MAX_FRAMES;
// vinfo->num_frames = 1;
// printf("[nvidia_vid] Number of frames %i\n",vinfo->num_frames);
for(i=0;i <vinfo->num_frames;i++)vinfo->offsets[i] = vinfo->frame_size*i;
return 0;
}
/**
* @brief Set playback on : driver should activate BES on this call.
*
* @return 0.
*/
int
vixPlaybackOn (void)
{
// FIXME: enable
SavageDisplayVideoOld();
//FIXME ADD
return 0;
}
/**
* @brief Set playback off : driver should deactivate BES on this call.
*
* @return 0.
*/
int
vixPlaybackOff (void)
{
// otherwise we wont disable streams properly in new xorg
// FIXME: shouldnt this be enabled?
// SavageStreamsOn();
SavageStreamsOff();
// info->vidixcolorkey=0x0;
// OUTREG( SSTREAM_WINDOW_START_REG, OS_XY(0xfffe, 0xfffe) );
// SavageSetColorKeyOld();
//FIXME ADD
return 0;
}
/**
* @brief Driver should prepare and activate corresponded frame.
*
* @param frame the frame index.
*
* @return 0.
*
* @note This function is used only for double and triple buffering
* and never used for single buffering playback.
*/
#if 0
int
vixPlaybackFrameSelect (unsigned int frame)
{
////FIXME ADD
// savage_overlay_start(info, frame);
//if (info->num_frames >= 1)
// info->cur_frame = frame//(frame+1)%info->num_frames;
//
// savage4_waitidle(info);
printf("vixPlaybackFrameSelect Leave\n" );
// FIXME: does this work to avoid tearing?
// VerticalRetraceWait();
return 0;
}
#endif
void debugout(unsigned int addr, unsigned int val){
return ;
switch ( addr ){
case PSTREAM_CONTROL_REG:
fprintf(stderr,"PSTREAM_CONTROL_REG");
break;
case COL_CHROMA_KEY_CONTROL_REG:
fprintf(stderr,"COL_CHROMA_KEY_CONTROL_REG");
break;
case SSTREAM_CONTROL_REG:
fprintf(stderr,"SSTREAM_CONTROL_REG");
break;
case CHROMA_KEY_UPPER_BOUND_REG:
fprintf(stderr,"CHROMA_KEY_UPPER_BOUND_REG");
break;
case SSTREAM_STRETCH_REG:
fprintf(stderr,"SSTREAM_STRETCH_REG");
break;
case COLOR_ADJUSTMENT_REG:
fprintf(stderr,"COLOR_ADJUSTMENT_REG");
break;
case BLEND_CONTROL_REG:
fprintf(stderr,"BLEND_CONTROL_REG");
break;
case PSTREAM_FBADDR0_REG:
fprintf(stderr,"PSTREAM_FBADDR0_REG");
break;
case PSTREAM_FBADDR1_REG:
fprintf(stderr,"PSTREAM_FBADDR1_REG");
break;
case PSTREAM_STRIDE_REG:
fprintf(stderr,"PSTREAM_STRIDE_REG");
break;
case DOUBLE_BUFFER_REG:
fprintf(stderr,"DOUBLE_BUFFER_REG");
break;
case SSTREAM_FBADDR0_REG:
fprintf(stderr,"SSTREAM_FBADDR0_REG");
break;
case SSTREAM_FBADDR1_REG:
fprintf(stderr,"SSTREAM_FBADDR1_REG");
break;
case SSTREAM_STRIDE_REG:
fprintf(stderr,"SSTREAM_STRIDE_REG");
break;
case SSTREAM_VSCALE_REG:
fprintf(stderr,"SSTREAM_VSCALE_REG");
break;
case SSTREAM_VINITIAL_REG:
fprintf(stderr,"SSTREAM_VINITIAL_REG");
break;
case SSTREAM_LINES_REG:
fprintf(stderr,"SSTREAM_LINES_REG");
break;
case STREAMS_FIFO_REG:
fprintf(stderr,"STREAMS_FIFO_REG");
break;
case PSTREAM_WINDOW_START_REG:
fprintf(stderr,"PSTREAM_WINDOW_START_REG");
break;
case PSTREAM_WINDOW_SIZE_REG:
fprintf(stderr,"PSTREAM_WINDOW_SIZE_REG");
break;
case SSTREAM_WINDOW_START_REG:
fprintf(stderr,"SSTREAM_WINDOW_START_REG");
break;
case SSTREAM_WINDOW_SIZE_REG:
fprintf(stderr,"SSTREAM_WINDOW_SIZE_REG");
break;
case FIFO_CONTROL:
fprintf(stderr,"FIFO_CONTROL");
break;
case PSTREAM_FBSIZE_REG:
fprintf(stderr,"PSTREAM_FBSIZE_REG");
break;
case SSTREAM_FBSIZE_REG:
fprintf(stderr,"SSTREAM_FBSIZE_REG");
break;
case SSTREAM_FBADDR2_REG:
fprintf(stderr,"SSTREAM_FBADDR2_REG");
break;
}
fprintf(stderr,":\t\t 0x%08X = %u\n",val,val);
}
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