Chameleon

Chameleon Commit Details

Date:2010-02-24 17:29:56 (3 years 3 months ago)
Author:DieBuche
Commit:113
Parents: 112
Message:working on ati res.
Changes:
A/branches/diebuche/i386/libsaio/ATIresolution.c
A/branches/diebuche/i386/libsaio/ATIresolution.h
M/branches/diebuche/i386/libsaio/915resolution.h
M/branches/diebuche/i386/libsaio/Makefile
M/branches/diebuche/i386/libsaio/915resolution.c
M/branches/diebuche/i386/libsaio/edid.c
M/branches/diebuche/i386/boot2/boot.c

File differences

branches/diebuche/i386/libsaio/ATIresolution.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␊
*␊
*/␊
␊
/* Copied from 915 resolution created by steve tomljenovic␊
*␊
* This code is based on the techniques used in :␊
*␊
* - 855patch. Many thanks to Christian Zietz (czietz gmx net)␊
* for demonstrating how to shadow the VBIOS into system RAM␊
* and then modify it.␊
*␊
* - 1280patch by Andrew Tipton (andrewtipton null li).␊
*␊
* - 855resolution by Alain Poirier␊
*␊
* This source code is into the public domain.␊
*/␊
␊
#include "libsaio.h"␊
#include "ATIresolution.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␊
␉ ␊
␉␊
␉if (memmem(map->bios_ptr, VBIOS_SIZE, ATI_SIGNATURE1, strlen(ATI_SIGNATURE1)) ||␊
␉␉memmem(map->bios_ptr, VBIOS_SIZE, ATI_SIGNATURE2, strlen(ATI_SIGNATURE2)) ) {␊
␉␉printf("ATI chipset detected. \n");␊
␉␉printf("Chipset Id: %x\n", map->chipset_id);␊
␉␉return 0;␊
␉␊
␉}*/␊
␉/*␊
␉ * 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;␊
␉␉␉␊
␉␉while (p < limit && map->mode_table == 0) {␊
␉␉␉vbios_mode * mode_ptr = (vbios_mode *) p;␊
␉␉␉ ␊
␉␉␉if ((mode_ptr[0].mode == 0x20) && (mode_ptr[1].mode == 0x03) &&␊
␉␉␉␉(mode_ptr[4].mode == 0x58) && (mode_ptr[5].mode == 0x02)) {␊
␉␉␉␉printf("We are onto something.\n");␊
␉␉␉␉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]);␊
␉␉␉printf("Size: %d\n", sizeof(vbios_map));␊
␉␉␉␊
␉␉␉close_vbios(map);␊
␉␉␉␉ getc();␊
␉␉␉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);␊
␉␉getc();␊
␉␉//THis is now␊
␉␉␊
␉␉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/ATIresolution.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␊
*␊
*/␊
␊
/* Copied from 915 resolution created by steve tomljenovic␊
*␊
* This code is based on the techniques used in :␊
*␊
* - 855patch. Many thanks to Christian Zietz (czietz gmx net)␊
* for demonstrating how to shadow the VBIOS into system RAM␊
* and then modify it.␊
*␊
* - 1280patch by Andrew Tipton (andrewtipton null li).␊
*␊
* - 855resolution by Alain Poirier␊
*␊
* This source code is into the public domain.␊
*/␊
#ifndef __915_RESOLUTION_H␊
#define __915_RESOLUTION_H␊
␊
#define NEW(a) ((a *)(malloc(sizeof(a))))␊
#define FREE(a) (free(a))␊
␊
#define FALSE 0␊
#define TRUE 1␊
␊
#define VBIOS_START 0x0␊
#define VBIOS_SIZE 0x10000␊
␊
␊
//#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/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 915resolution.o edid.o pci_root.o \␊
␉device_inject.o nvidia.o ati.o ATIresolution.o edid.o pci_root.o \␊
␉convert.o mem.o ␊
␊
␊
branches/diebuche/i386/libsaio/915resolution.c
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*␊
*/␊
␊
/* Copied from 915 resolution created by steve tomljenovic␊
*␊
* This code is based on the techniques used in :␊
*␊
* - 855patch. Many thanks to Christian Zietz (czietz gmx net)␊
* for demonstrating how to shadow the VBIOS into system RAM␊
* and then modify it.␊
*␊
* - 1280patch by Andrew Tipton (andrewtipton null li).␊
*␊
* - 855resolution by Alain Poirier␊
*␊
* This source code is into the public domain.␊
*/␊
␊
#include "libsaio.h"␊
#include "915resolution.h"␊
␊
␉␉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);␊
␉␉␊
␉␉//THis is now␊
␉␉␊
␉␉return 0;␊
␉}␊
␉␊
branches/diebuche/i386/libsaio/edid.c
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␉␉␊
␉␉// 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);␊
␉␉yResolution = edidInfo[59] | ((edidInfo[61] & 0xF0) << 4); //1050␊
␉␉␊
␉␉␊
␉␉//printf("H Active = %d", edidInfo[56] | ((edidInfo[58] & 0xF0) << 4) );␊
␉␉//printf("V Active = %d", edidInfo[59] | ((edidInfo[61] & 0xF0) << 4) );␊
␉␉printf("EDID from 56 = %d \n", edidInfo[56]);␊
␉␉printf("EDID from 56 = %d \n", edidInfo[57]);␊
␉␉printf("EDID from 56 = %d \n", edidInfo[58]);␊
␉␉printf("EDID from 56 = %d \n", edidInfo[59]);␊
␉␉printf("EDID from 56 = %d \n", edidInfo[60]);␊
␉␉printf("EDID from 56 = %d \n", edidInfo[61]);␊
␉␉printf("EDID from 56 = %d \n", edidInfo[62]);␊
␉␉␉␉␉␉␉␉␉␉␉␉ ␊
␉␉␊
␉␉printf("H Active = %d \n", edidInfo[56] | ((edidInfo[58] & 0xF0) << 4) );␊
␉␉printf("H Active = %d \n", edidInfo[57] | ((edidInfo[58] & 0xF0) << 4) );␊
␉␉printf("H Active = %d \n", edidInfo[57] | ((edidInfo[59] & 0xF0) << 4) );␊
␉␉printf("H Active = %d \n", edidInfo[55] | ((edidInfo[57] & 0xF0) << 4) );␊
␉␉␊
␉␉printf("V Active = %d \n", edidInfo[59] | ((edidInfo[61] & 0xF0) << 4) );␊
␉␉␊
␉␉␊
␉␉bpResolution = 32;␉// assume 32bits␊
␉␉␊
␉␉␊
branches/diebuche/i386/libsaio/915resolution.h
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*␊
*/␊
␊
/* Copied from 915 resolution created by steve tomljenovic␊
*␊
* This code is based on the techniques used in :␊
*␊
* - 855patch. Many thanks to Christian Zietz (czietz gmx net)␊
* for demonstrating how to shadow the VBIOS into system RAM␊
* and then modify it.␊
*␊
* - 1280patch by Andrew Tipton (andrewtipton null li).␊
*␊
* - 855resolution by Alain Poirier␊
*␊
* This source code is into the public domain.␊
*/␊
␊
#ifndef __915_RESOLUTION_H␊
#define __915_RESOLUTION_H␊
␊
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#include "gui.h"␊
#include "graphics.h"␊
#include "vbe.h"␊
#include "915resolution.h"␊
#include "ATIresolution.h"␊
#include "edid.h"␊
#include "platform.h"␊
␊

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Revision: 113