Chameleon

Chameleon Commit Details

Date:2010-02-22 00:39:20 (10 years 9 months ago)
Author:DieBuche
Commit:106
Parents: 105
Message:Adding 915patch and edid
Changes:
A/branches/diebuche/i386/libsaio/915resolution.h
A/branches/diebuche/i386/libsaio/edid.h
A/branches/diebuche/i386/libsaio/915resolution.c
A/branches/diebuche/i386/libsaio/edid.c
M/branches/diebuche/i386/boot2/gui.c
M/branches/diebuche/i386/boot2/graphics.h
M/branches/diebuche/version
M/branches/diebuche/i386/libsaio/Makefile
M/branches/diebuche/i386/libsaio/vbe.c
M/branches/diebuche/i386/libsaio/vbe.h
M/branches/diebuche/i386/boot2/graphics.c
M/branches/diebuche/i386/boot2/boot.c

File differences

branches/diebuche/version
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2.0-RC5pre9
2.0-RC5pre9special
branches/diebuche/i386/libsaio/vbe.c
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return(bb.eax.r.h);
}
int getEDID( void * edidBlock, UInt8 block)
{
bzero(&bb, sizeof(bb));
bb.intno = 0x10;
bb.eax.rr = funcGetEDID;
bb.ebx.r.l= 0x01;
bb.edx.rr = block;
bb.es = SEG( edidBlock );
bb.edi.rr = OFF( edidBlock );
bios( &bb );
return(bb.eax.r.h);
}
int getVBEModeInfo( int mode, void * minfo_p )
{
bb.intno = 0x10;
branches/diebuche/i386/libsaio/vbe.h
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funcGetSetPaletteFormat = 0x4F08,
funcGetSetPaletteData = 0x4F09,
funcGetProtModeInterdace = 0x4F0A,
funcGetSetPixelClock = 0x4F0B
funcGetSetPixelClock = 0x4F0B,
funcGetEDID = 0x4F15
};
enum {
branches/diebuche/i386/libsaio/Makefile
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cpu.o platform.o dsdt_patcher.o \
smbios_patcher.o fake_efi.o ext2fs.o \
hpet.o spd.o usb.o pci_setup.o \
device_inject.o nvidia.o ati.o pci_root.o \
convert.o mem.o
device_inject.o nvidia.o ati.o 915resolution.o edid.o pci_root.o \
convert.o mem.o
SAIO_EXTERN_OBJS = console.o
branches/diebuche/i386/libsaio/915resolution.c
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/* Copied from 915 resolution created by steve tomljenovic
* This source code is into the public domain.
*
* Included to Chameleon RC3 by meklort
*
* Included to RC4 and edited by deviato to match more intel chipsets
*
*/
#include "libsaio.h"
#include "915resolution.h"
char * chipset_type_names[] = {
"UNKNOWN", "830", "845G", "855GM", "865G", "915G", "915GM", "945G", "945GM", "945GME",
"946GZ", "G965", "Q965", "965GM", "G41", "G31", "G45", "GM45", "500"
};
char * bios_type_names[] = {"UNKNOWN", "TYPE 1", "TYPE 2", "TYPE 3"};
int freqs[] = { 60, 75, 85 };
UInt32 get_chipset_id(void) {
outl(0xcf8, 0x80000000);
return inl(0xcfc);
}
chipset_type get_chipset(UInt32 id) {
chipset_type type;
switch (id) {
case 0x35758086:
type = CT_830;
break;
case 0x25608086:
type = CT_845G;
break;
case 0x35808086:
type = CT_855GM;
break;
case 0x25708086:
type = CT_865G;
break;
case 0x25808086:
type = CT_915G;
break;
case 0x25908086:
type = CT_915GM;
break;
case 0x27708086:
type = CT_945G;
break;
case 0x27a08086:
type = CT_945GM;
break;
case 0x27ac8086:
type = CT_945GME;
break;
case 0x29708086:
type = CT_946GZ;
break;
case 0x29a08086:
type = CT_G965;
break;
case 0x29908086:
type = CT_Q965;
break;
case 0x2a008086:
type = CT_965GM;
break;
case 0x2a408086:
type = CT_GM45;
break;
case 0x2e308086:
type = CT_G41;
break;
case 0x29c08086:
type = CT_G31;
break;
case 0x2e208086:
type = CT_G45;
break;
case 0x81008086:
type = CT_500;
break;
default:
type = CT_UNKWN;
break;
}
return type;
}
vbios_resolution_type1 * map_type1_resolution(vbios_map * map, UInt16 res) {
vbios_resolution_type1 * ptr = ((vbios_resolution_type1*)(map->bios_ptr + res));
return ptr;
}
vbios_resolution_type2 * map_type2_resolution(vbios_map * map, UInt16 res) {
vbios_resolution_type2 * ptr = ((vbios_resolution_type2*)(map->bios_ptr + res));
return ptr;
}
vbios_resolution_type3 * map_type3_resolution(vbios_map * map, UInt16 res) {
vbios_resolution_type3 * ptr = ((vbios_resolution_type3*)(map->bios_ptr + res));
return ptr;
}
char detect_bios_type(vbios_map * map, char modeline, int entry_size) {
UInt32 i;
UInt16 r1, r2;
r1 = r2 = 32000;
for (i=0; i < map->mode_table_size; i++) {
if (map->mode_table[i].resolution <= r1) {
r1 = map->mode_table[i].resolution;
}
else {
if (map->mode_table[i].resolution <= r2) {
r2 = map->mode_table[i].resolution;
}
}
/*printf("r1 = %d r2 = %d\n", r1, r2);*/
}
return (r2-r1-6) % entry_size == 0;
}
void close_vbios(vbios_map * map);
vbios_map * open_vbios(chipset_type forced_chipset) {
UInt32 z;
vbios_map * map = NEW(vbios_map);
for(z=0; z<sizeof(vbios_map); z++) ((char*)map)[z]=0;
/*
* Determine chipset
*/
if (forced_chipset == CT_UNKWN) {
map->chipset_id = get_chipset_id();
map->chipset = get_chipset(map->chipset_id);
}
else if (forced_chipset != CT_UNKWN) {
map->chipset = forced_chipset;
}
else {
map->chipset = CT_915GM;
}
/*
* Map the video bios to memory
*/
map->bios_ptr=(char*)VBIOS_START;
/*
* check if we have ATI Radeon
*/
/*
* check if we have NVIDIA
*/
/*
* check if we have Intel
*/
/*
* check for others
*/
if (map->chipset == CT_UNKWN) {
printf("Unknown chipset type and unrecognized bios.\n");
printf("915resolution only works with Intel 800/900 series graphic chipsets.\n");
printf("Chipset Id: %x\n", map->chipset_id);
close_vbios(map);
return 0;
}
/*
* Figure out where the mode table is
*/
{
char* p = map->bios_ptr + 16;
char* limit = map->bios_ptr + VBIOS_SIZE - (3 * sizeof(vbios_mode));
while (p < limit && map->mode_table == 0) {
vbios_mode * mode_ptr = (vbios_mode *) p;
if (((mode_ptr[0].mode & 0xf0) == 0x30) && ((mode_ptr[1].mode & 0xf0) == 0x30) &&
((mode_ptr[2].mode & 0xf0) == 0x30) && ((mode_ptr[3].mode & 0xf0) == 0x30)) {
map->mode_table = mode_ptr;
}
p++;
}
if (map->mode_table == 0) {
printf("Unable to locate the mode table.\n");
printf("Please run the program 'dump_bios' as root and\n");
printf("email the file 'vbios.dmp' to stomljen@yahoo.com.\n");
printf("Chipset: %s\n", chipset_type_names[map->chipset]);
close_vbios(map);
return 0;
}
}
/*
* Determine size of mode table
*/
{
vbios_mode * mode_ptr = map->mode_table;
while (mode_ptr->mode != 0xff) {
map->mode_table_size++;
mode_ptr++;
}
}
/*
* Figure out what type of bios we have
* order of detection is important
*/
if (detect_bios_type(map, TRUE, sizeof(vbios_modeline_type3))) {
map->bios = BT_3;
}
else if (detect_bios_type(map, TRUE, sizeof(vbios_modeline_type2))) {
map->bios = BT_2;
}
else if (detect_bios_type(map, FALSE, sizeof(vbios_resolution_type1))) {
map->bios = BT_1;
}
else {
printf("Unable to determine bios type.\n");
printf("Please run the program 'dump_bios' as root and\n");
printf("email the file 'vbios.dmp' to stomljen@yahoo.com.\n");
printf("Chipset: %s\n", chipset_type_names[map->chipset]);
printf("Mode Table Offset: $C0000 + $%x\n", ((UInt32)map->mode_table) - ((UInt32)map->bios_ptr));
printf("Mode Table Entries: %u\n", map->mode_table_size);
return 0;
}
return map;
}
void close_vbios(vbios_map * map) {
FREE(map);
}
void unlock_vbios(vbios_map * map) {
map->unlocked = TRUE;
switch (map->chipset) {
case CT_UNKWN:
break;
case CT_830:
case CT_855GM:
outl(0xcf8, 0x8000005a);
map->b1 = inb(0xcfe);
outl(0xcf8, 0x8000005a);
outb(0xcfe, 0x33);
break;
case CT_845G:
case CT_865G:
case CT_915G:
case CT_915GM:
case CT_945G:
case CT_945GM:
case CT_945GME:
case CT_946GZ:
case CT_G965:
case CT_Q965:
case CT_965GM:
case CT_GM45:
case CT_G41:
case CT_G31:
case CT_G45:
case CT_500:
outl(0xcf8, 0x80000090);
map->b1 = inb(0xcfd);
map->b2 = inb(0xcfe);
outl(0xcf8, 0x80000090);
outb(0xcfd, 0x33);
outb(0xcfe, 0x33);
break;
}
#if DEBUG
{
UInt32 t = inl(0xcfc);
printf("unlock PAM: (0x%08x)\n", t);
}
#endif
}
void relock_vbios(vbios_map * map) {
map->unlocked = FALSE;
switch (map->chipset) {
case CT_UNKWN:
break;
case CT_830:
case CT_855GM:
outl(0xcf8, 0x8000005a);
outb(0xcfe, map->b1);
break;
case CT_845G:
case CT_865G:
case CT_915G:
case CT_915GM:
case CT_945G:
case CT_945GM:
case CT_945GME:
case CT_946GZ:
case CT_G965:
case CT_Q965:
case CT_965GM:
case CT_GM45:
case CT_G41:
case CT_G31:
case CT_G45:
case CT_500:
outl(0xcf8, 0x8000005a);
outb(0xcfd, map->b1);
outb(0xcfe, map->b2);
break;
}
#if DEBUG
{
UInt32 t = inl(0xcfc);
printf("relock PAM: (0x%08x)\n", t);
}
#endif
}
void list_modes(vbios_map *map, UInt32 raw) {
UInt32 i, x, y;
for (i=0; i < map->mode_table_size; i++) {
switch(map->bios) {
case BT_1:
{
vbios_resolution_type1 * res = map_type1_resolution(map, map->mode_table[i].resolution);
x = ((((UInt32) res->x2) & 0xf0) << 4) | res->x1;
y = ((((UInt32) res->y2) & 0xf0) << 4) | res->y1;
if (x != 0 && y != 0) {
printf("Mode %02x : %dx%d, %d bits/pixel\n", map->mode_table[i].mode, x, y, map->mode_table[i].bits_per_pixel);
}
if (raw)
{
printf("Mode %02x (raw) :\n\t%02x %02x\n\t%02x\n\t%02x\n\t%02x\n\t%02x\n\t%02x\n\t%02x\n", map->mode_table[i].mode, res->unknow1[0],res->unknow1[1], res->x1,res->x_total,res->x2,res->y1,res->y_total,res->y2);
}
}
break;
case BT_2:
{
vbios_resolution_type2 * res = map_type2_resolution(map, map->mode_table[i].resolution);
x = res->modelines[0].x1+1;
y = res->modelines[0].y1+1;
if (x != 0 && y != 0) {
printf("Mode %02x : %dx%d, %d bits/pixel\n", map->mode_table[i].mode, x, y, map->mode_table[i].bits_per_pixel);
}
}
break;
case BT_3:
{
vbios_resolution_type3 * res = map_type3_resolution(map, map->mode_table[i].resolution);
x = res->modelines[0].x1+1;
y = res->modelines[0].y1+1;
if (x != 0 && y != 0) {
printf("Mode %02x : %dx%d, %d bits/pixel\n", map->mode_table[i].mode, x, y, map->mode_table[i].bits_per_pixel);
}
}
break;
case BT_UNKWN:
break;
}
}
}
static void gtf_timings(UInt32 x, UInt32 y, UInt32 freq,
unsigned long *clock,
UInt16 *hsyncstart, UInt16 *hsyncend, UInt16 *hblank,
UInt16 *vsyncstart, UInt16 *vsyncend, UInt16 *vblank)
{
UInt32 hbl, vbl, vfreq;
vbl = y + (y+1)/(20000.0/(11*freq) - 1) + 1.5;
vfreq = vbl * freq;
hbl = 16 * (int)(x * (30.0 - 300000.0 / vfreq) /
+ (70.0 + 300000.0 / vfreq) / 16.0 + 0.5);
*vsyncstart = y;
*vsyncend = y + 3;
*vblank = vbl - 1;
*hsyncstart = x + hbl / 2 - (x + hbl + 50) / 100 * 8 - 1;
*hsyncend = x + hbl / 2 - 1;
*hblank = x + hbl - 1;
*clock = (x + hbl) * vfreq / 1000;
}
void set_mode(vbios_map * map, /*UInt32 mode,*/ UInt32 x, UInt32 y, UInt32 bp, UInt32 htotal, UInt32 vtotal) {
UInt32 xprev, yprev;
UInt32 i = 0, j;// patch first available mode
//for (i=0; i < map->mode_table_size; i++) {
//if (map->mode_table[0].mode == mode) {
switch(map->bios) {
case BT_1:
{
vbios_resolution_type1 * res = map_type1_resolution(map, map->mode_table[i].resolution);
if (bp) {
map->mode_table[i].bits_per_pixel = bp;
}
res->x2 = (htotal?(((htotal-x) >> 8) & 0x0f) : (res->x2 & 0x0f)) | ((x >> 4) & 0xf0);
res->x1 = (x & 0xff);
res->y2 = (vtotal?(((vtotal-y) >> 8) & 0x0f) : (res->y2 & 0x0f)) | ((y >> 4) & 0xf0);
res->y1 = (y & 0xff);
if (htotal)
res->x_total = ((htotal-x) & 0xff);
if (vtotal)
res->y_total = ((vtotal-y) & 0xff);
}
break;
case BT_2:
{
vbios_resolution_type2 * res = map_type2_resolution(map, map->mode_table[i].resolution);
res->xchars = x / 8;
res->ychars = y / 16 - 1;
xprev = res->modelines[0].x1;
yprev = res->modelines[0].y1;
for(j=0; j < 3; j++) {
vbios_modeline_type2 * modeline = &res->modelines[j];
if (modeline->x1 == xprev && modeline->y1 == yprev) {
modeline->x1 = modeline->x2 = x-1;
modeline->y1 = modeline->y2 = y-1;
gtf_timings(x, y, freqs[j], &modeline->clock,
&modeline->hsyncstart, &modeline->hsyncend,
&modeline->hblank, &modeline->vsyncstart,
&modeline->vsyncend, &modeline->vblank);
if (htotal)
modeline->htotal = htotal;
else
modeline->htotal = modeline->hblank;
if (vtotal)
modeline->vtotal = vtotal;
else
modeline->vtotal = modeline->vblank;
}
}
}
break;
case BT_3:
{
vbios_resolution_type3 * res = map_type3_resolution(map, map->mode_table[i].resolution);
xprev = res->modelines[0].x1;
yprev = res->modelines[0].y1;
for (j=0; j < 3; j++) {
vbios_modeline_type3 * modeline = &res->modelines[j];
if (modeline->x1 == xprev && modeline->y1 == yprev) {
modeline->x1 = modeline->x2 = x-1;
modeline->y1 = modeline->y2 = y-1;
gtf_timings(x, y, freqs[j], &modeline->clock,
&modeline->hsyncstart, &modeline->hsyncend,
&modeline->hblank, &modeline->vsyncstart,
&modeline->vsyncend, &modeline->vblank);
if (htotal)
modeline->htotal = htotal;
else
modeline->htotal = modeline->hblank;
if (vtotal)
modeline->vtotal = vtotal;
else
modeline->vtotal = modeline->vblank;
modeline->timing_h = y-1;
modeline->timing_v = x-1;
}
}
}
break;
case BT_UNKWN:
break;
}
//}
//}
}
void display_map_info(vbios_map * map) {
printf("Chipset: %s\n", chipset_type_names[map->chipset]);
printf("BIOS: %s\n", bios_type_names[map->bios]);
printf("Mode Table Offset: $C0000 + $%x\n", ((UInt32)map->mode_table) - ((UInt32)map->bios_ptr));
printf("Mode Table Entries: %u\n", map->mode_table_size);
}
branches/diebuche/i386/libsaio/edid.c
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/*
* edid.c
*
*
* Created by Evan Lojewski on 12/1/09.
* Copyright 2009. All rights reserved.
*
*/
#include "libsaio.h"
#include "edid.h"
#include "vbe.h"
//#include "graphics.h"
static biosBuf_t bb;
UInt32 xResolution = 0;
UInt32 yResolution = 0;
UInt32 bpResolution = 0;
void getResolution(UInt32* x, UInt32* y, UInt32* bp)
{
if(!xResolution && !yResolution && !bpResolution)
{
char* edidInfo = readEDID();
if(!edidInfo) return;
// TODO: check *all* resolutions reported and eithe ruse the highest, or the native resolution (if there is a flag for that)
xResolution = edidInfo[56] | ((edidInfo[58] & 0xF0) << 4);
yResolution = edidInfo[59] | ((edidInfo[61] & 0xF0) << 4);
//printf("H Active = %d", edidInfo[56] | ((edidInfo[58] & 0xF0) << 4) );
//printf("V Active = %d", edidInfo[59] | ((edidInfo[61] & 0xF0) << 4) );
bpResolution = 32;// assume 32bits
free( edidInfo );
if(!xResolution) xResolution = 1024; //DEFAULT_SCREEN_WIDTH;
if(!yResolution) yResolution = 768; //DEFAULT_SCREEN_HEIGTH;
}
*x = xResolution;
*y = yResolution;
*bp = bpResolution;
}
char* readEDID()
{
SInt16 last_reported = -1;
UInt8 edidInfo[EDID_BLOCK_SIZE];
UInt8 pointer;
UInt8 header1[] = {0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00};
UInt8 header2[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
int status;
unsigned int blocks_left = 1;
do
{
// TODO: This currently only retrieves the *last* block, make the block buffer expand as needed / calculated from the first block
bzero( edidInfo, EDID_BLOCK_SIZE);
status = getEDID(edidInfo, blocks_left);
//printf("Buffer location: 0x%X\n", SEG(buffer) << 16 | OFF(buffer));
/*
int j, i;
for (j = 0; j < 8; j++) {
for(i = 0; i < 16; i++) printf("0x%X ", ebiosInfo[((i+1) * (j + 1)) - 1]);
}
printf("\n");
*/
if(status == 0)
{
//if( edidInfo[0] == 0x00 || edidInfo[0] == 0xFF)
if((memcmp(edidInfo, header1, sizeof(header1)) != 0) ||
(memcmp(edidInfo, header2, sizeof(header2)) != 0) )
{
blocks_left--;
int reported = edidInfo[ EDID_V1_BLOCKS_TO_GO_OFFSET ];
if ( reported > blocks_left )
{
printf("EDID claims %d more blocks left\n", reported);
}
if ( (last_reported <= reported && last_reported != -1)
|| reported == 0xff
/* 0xff frequently comes up in corrupt edids */
//|| reported == MAGIC
)
{
printf("Last reported %d\n", last_reported);
printf( "EDID blocks left is wrong.\n"
"Your EDID is probably invalid.\n");
return 0;
}
else
{
//printf("Reading EDID block\n");
//printf("H Active = %d", ebiosInfo[56] | ((ebiosInfo[58] & 0xF0) << 4) );
//printf("V Active = %d", ebiosInfo[59] | ((ebiosInfo[61] & 0xF0) << 4) );
last_reported = reported;
blocks_left = reported;
}
}
else
{
printf("Invalid block %d\n", blocks_left);
printf("Header1 = %d", memcmp(edidInfo, header1, sizeof(header1)) );
printf("Header2 = %d", memcmp(edidInfo, header2, sizeof(header2)) );
return 0;
}
}
blocks_left = 0;
} while(blocks_left);
UInt8* ret = malloc(sizeof(edidInfo));
memcpy(ret, edidInfo, sizeof(edidInfo));
return ret;
}
branches/diebuche/i386/libsaio/915resolution.h
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/* Copied from 915 resolution created by steve tomljenovic
* This source code is into the public domain.
*
* Included to Chameleon RC3 by meklort
*
* Included to RC4 and edited by deviato to match more intel chipsets
*
*/
#ifndef __915_RESOLUTION_H
#define __915_RESOLUTION_H
#define NEW(a) ((a *)(malloc(sizeof(a))))
#define FREE(a) (free(a))
#define VBIOS_START 0xc0000
#define VBIOS_SIZE 0x10000
#define FALSE 0
#define TRUE 1
#define MODE_TABLE_OFFSET_845G 617
#define ATI_SIGNATURE1 "ATI MOBILITY RADEON"
#define ATI_SIGNATURE2 "ATI Technologies Inc"
#define NVIDIA_SIGNATURE "NVIDIA Corp"
#define INTEL_SIGNATURE "Intel Corp"
typedef enum {
CT_UNKWN, CT_830, CT_845G, CT_855GM, CT_865G, CT_915G, CT_915GM, CT_945G, CT_945GM, CT_945GME,
CT_946GZ, CT_G965, CT_Q965, CT_965GM, CT_GM45, CT_G41, CT_G31, CT_G45, CT_500
} chipset_type;
typedef enum {
BT_UNKWN, BT_1, BT_2, BT_3
} bios_type;
typedef struct {
UInt8 mode;
UInt8 bits_per_pixel;
UInt16 resolution;
UInt8 unknown;
} __attribute__((packed)) vbios_mode;
typedef struct {
UInt8 unknow1[2];
UInt8 x1;
UInt8 x_total;
UInt8 x2;
UInt8 y1;
UInt8 y_total;
UInt8 y2;
} __attribute__((packed)) vbios_resolution_type1;
typedef struct {
unsigned long clock;
UInt16 x1;
UInt16 htotal;
UInt16 x2;
UInt16 hblank;
UInt16 hsyncstart;
UInt16 hsyncend;
UInt16 y1;
UInt16 vtotal;
UInt16 y2;
UInt16 vblank;
UInt16 vsyncstart;
UInt16 vsyncend;
} __attribute__((packed)) vbios_modeline_type2;
typedef struct {
UInt8 xchars;
UInt8 ychars;
UInt8 unknown[4];
vbios_modeline_type2 modelines[];
} __attribute__((packed)) vbios_resolution_type2;
typedef struct {
unsigned long clock;
UInt16 x1;
UInt16 htotal;
UInt16 x2;
UInt16 hblank;
UInt16 hsyncstart;
UInt16 hsyncend;
UInt16 y1;
UInt16 vtotal;
UInt16 y2;
UInt16 vblank;
UInt16 vsyncstart;
UInt16 vsyncend;
UInt16 timing_h;
UInt16 timing_v;
UInt8 unknown[6];
} __attribute__((packed)) vbios_modeline_type3;
typedef struct {
unsigned char unknown[6];
vbios_modeline_type3 modelines[];
} __attribute__((packed)) vbios_resolution_type3;
typedef struct {
UInt32 chipset_id;
chipset_type chipset;
bios_type bios;
UInt32 bios_fd;
char* bios_ptr;
vbios_mode * mode_table;
UInt32 mode_table_size;
UInt8 b1, b2;
UInt8 unlocked;
} vbios_map;
void display_map_info(vbios_map*);
vbios_map * open_vbios(chipset_type);
void close_vbios (vbios_map*);
void unlock_vbios(vbios_map*);
void relock_vbios(vbios_map*);
void set_mode(vbios_map*, UInt32, UInt32, UInt32, UInt32, UInt32);
void list_modes(vbios_map *map, UInt32 raw);
#endif
branches/diebuche/i386/libsaio/edid.h
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/*
* edid.h
*
*
* Created by Evan Lojewski on 12/1/09.
* Copyright 2009. All rights reserved.
*
*/
#define EDID_BLOCK_SIZE128
#define EDID_V1_BLOCKS_TO_GO_OFFSET 126
#define SERVICE_REPORT_DDC0
#define SERVICE_READ_EDID1
#define SERVICE_LAST1 // Read VDIF has been removed from the spec.
#define FUNC_GET_EDID0x4F15
char* readEDID();
void getResolution(UInt32* x, UInt32* y, UInt32* bp);
branches/diebuche/i386/boot2/graphics.c
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// Return the VESA mode that matches the properties specified.
// If a mode is not found, then return the "best" available mode.
static unsigned short
unsigned short
getVESAModeWithProperties( unsigned short width,
unsigned short height,
unsigned char bitsPerPixel,
branches/diebuche/i386/boot2/boot.c
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#include "libsa.h"
#include "ramdisk.h"
#include "gui.h"
#include "graphics.h"
#include "vbe.h"
#include "915resolution.h"
#include "edid.h"
#include "platform.h"
long gBootMode; /* defaults to 0 == kBootModeNormal */
useGUI = true;
// Override useGUI default
getBoolForKey(kGUIKey, &useGUI, &bootInfo->bootConfig);
if (useGUI) {
// Before initGui, path the video bios with the correct resolution
UInt32 x = 0, y = 0;
UInt32 bp = 0;
getResolution(&x, &y, &bp);
if (x!=0 && y!=0) {
vbios_map * map;
map = open_vbios(CT_UNKWN);
unlock_vbios(map);
set_mode(map, x, y, bp, 0, 0);
relock_vbios(map);
close_vbios(map);
verbose("Patched first resolution mode to %dx%d.\n", x, y);
}
//printf("Press any key to continue...");
//getc();
// Try initialising the GUI unless disabled
if (useGUI) {
/* XXX AsereBLN handle error */
initGUI();
}
if ((ret != 0) || ((flags & kFileTypeMask) != kFileTypeFlat))
break;
if (!forceresume && sleeptime+3<bvr->modTime) {
if (!forceresume && ((sleeptime+3) < bvr->modTime)) {
printf ("Hibernate image is too old by %d seconds. Use ForceWake=y to override\n",bvr->modTime-sleeptime);
break;
}
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#include "boot.h"
#include "bootstruct.h"
#include "graphic_utils.h"
#include "vbe.h"
#ifndef __BOOT_GRAPHICS_H
char *getVBEModeInfoString();
void getGraphicModeParams(unsigned long params[]);
unsigned short getVESAModeWithProperties( unsigned short width,
unsigned short height,
unsigned char bitsPerPixel,
unsigned short attributesSet,
unsigned short attributesClear,
VBEModeInfoBlock * outModeInfo,
unsigned short * vesaVersion );
#endif /* !__BOOT_GRAPHICS_H */
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#include "gui.h"
#include "appleboot.h"
#include "vers.h"
#include "edid.h"
#define THEME_NAME_DEFAULT"Default"
static const char *theme_name = THEME_NAME_DEFAULT;
int initGUI(void)
{
intval;
//intval;
#ifdef EMBED_THEME
config_file_t*config;
return 1;
}
#endif
// parse display size parameters
/* parse display size parameters
if (getIntForKey("screen_width", &val, &bootInfo->themeConfig)) {
screen_params[0] = val;
}
if (getIntForKey("screen_height", &val, &bootInfo->themeConfig)) {
screen_params[1] = val;
}
screen_params[2] = 32;
screen_params[2] = 32;*/
getResolution(&screen_params[0], &screen_params[1], &screen_params[2]);
// Initalizing GUI strucutre.
bzero(&gui, sizeof(gui_t));
// drawBootGraphics
void drawBootGraphics(void)
{
int pos;
//int pos;
int length;
const char *dummyVal;
bool legacy_logo;
} else if (bootImageData == NULL) {
loadBootGraphics();
}
// parse screen size parameters
/** Read default resolution from the graphics card, instead of the theme **/
getResolution(&screen_params[0], &screen_params[1], &screen_params[2]);
/* parse screen size parameters
if (getIntForKey("boot_width", &pos, &bootInfo->themeConfig)) {
screen_params[0] = pos;
} else {
} else {
screen_params[1] = DEFAULT_SCREEN_HEIGHT;
}
screen_params[2] = 32;
screen_params[2] = 32;*/
gui.screen.width = screen_params[0];
gui.screen.height = screen_params[1];

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Revision: 106