mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-12-12 13:04:27 +01:00
215 lines
5.8 KiB
C++
215 lines
5.8 KiB
C++
/****************************************************************************
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* Copyright (C) 2012 FIX94
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ogcsys.h>
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#include <unistd.h>
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#include <malloc.h>
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#include "Config.hpp"
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#include "ChannelHandler.hpp"
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#include "video_tinyload.h"
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#include "apploader.h"
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#include "patchcode.h"
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#include "memory.h"
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#include "utils.h"
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#include "disc.h"
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#include "fst.h"
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#include "wdvd.h"
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#include "gecko.h"
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#define EXT_ADDR_CFG ((vu32*)0x90100000)
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using namespace std;
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IOS_Info CurrentIOS;
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/* Boot Variables */
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u32 GameIOS = 0;
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u32 vmode_reg = 0;
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GXRModeObj *vmode = NULL;
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u32 AppEntrypoint = 0;
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extern "C" {
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extern void __exception_closeall();
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extern s32 wbfsDev;
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extern u32 wbfs_part_idx;
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extern FragList *frag_list;
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}
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the_CFG normalCFG;
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int main()
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{
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InitGecko();
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gprintf("WiiFlow External Booter by FIX94\n");
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memcpy(&normalCFG, ((void*)*EXT_ADDR_CFG), sizeof(the_CFG));
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VIDEO_Init();
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video_init();
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prog10();
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configbytes[0] = normalCFG.configbytes[0];
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configbytes[1] = normalCFG.configbytes[1];
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hooktype = normalCFG.hooktype;
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debuggerselect = normalCFG.debugger;
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CurrentIOS = normalCFG.IOS;
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set_wip_list(normalCFG.wip_list, normalCFG.wip_count);
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app_gameconfig_set(normalCFG.gameconf, normalCFG.gameconfsize);
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ocarina_set_codes(normalCFG.codelist, normalCFG.codelistend, normalCFG.cheats, normalCFG.cheatSize);
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copy_frag_list(normalCFG.fragments);
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wbfsDev = normalCFG.wbfsDevice;
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wbfs_part_idx = normalCFG.wbfsPart;
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prog10();
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/* Setup Low Memory */
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Disc_SetLowMemPre();
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if(normalCFG.BootType == TYPE_WII_GAME)
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{
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WDVD_Init();
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if(CurrentIOS.Type == IOS_TYPE_D2X)
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{
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s32 ret = BlockIOSReload();
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gprintf("Block IOS Reload using d2x %s.\n", ret < 0 ? "failed" : "succeeded");
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}
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if(normalCFG.GameBootType == TYPE_WII_DISC)
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{
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Disc_SetUSB(NULL, false);
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if(CurrentIOS.Type == IOS_TYPE_HERMES)
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Hermes_Disable_EHC();
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if(normalCFG.vidMode > 1) //forcing a video mode
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normalCFG.patchVidMode = 1; //always normal patching
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}
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else
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{
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Disc_SetUSB((u8*)normalCFG.gameID, normalCFG.GameBootType == TYPE_WII_WBFS_EXT);
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if(CurrentIOS.Type == IOS_TYPE_HERMES)
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Hermes_shadow_mload();
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}
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prog(20);
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Disc_Open(normalCFG.GameBootType);
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u32 offset = 0;
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Disc_FindPartition(&offset);
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WDVD_OpenPartition(offset, &GameIOS);
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if(normalCFG.vidMode == 5)
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normalCFG.patchVidMode = 1; //progressive mode requires this
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vmode = Disc_SelectVMode(normalCFG.vidMode, &vmode_reg);
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AppEntrypoint = Apploader_Run(normalCFG.vidMode, vmode, normalCFG.vipatch, normalCFG.countryString, normalCFG.patchVidMode, normalCFG.aspectRatio,
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normalCFG.returnTo, normalCFG.patchregion, normalCFG.private_server, normalCFG.patchFix480p, normalCFG.BootType);
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WDVD_Close();
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}
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else if(normalCFG.BootType == TYPE_CHANNEL)
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{
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ISFS_Initialize();
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*Disc_ID = TITLE_LOWER(normalCFG.title);
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vmode = Disc_SelectVMode(normalCFG.vidMode, &vmode_reg);
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AppEntrypoint = LoadChannel(normalCFG.title, normalCFG.use_dol, &GameIOS);
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PatchChannel(normalCFG.vidMode, vmode, normalCFG.vipatch, normalCFG.countryString,
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normalCFG.patchVidMode, normalCFG.aspectRatio, normalCFG.BootType);
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ISFS_Deinitialize();
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}
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gprintf("Entrypoint: %08x, Requested Game IOS: %i\n", AppEntrypoint, GameIOS);
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setprog(320);
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/* Setup Low Memory */
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Disc_SetLowMem(GameIOS);
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if(normalCFG.BootType == TYPE_CHANNEL && AppEntrypoint != 0x3400)
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Disc_SetLowMemChan(); /* Real DOL without appldr */
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/* Set an appropriate video mode */
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Disc_SetVMode(vmode, vmode_reg);
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/* Shutdown IOS subsystems */
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u32 level = IRQ_Disable();
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__IOS_ShutdownSubsystems();
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__exception_closeall();
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/* Enable front LED if requested */
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if(normalCFG.use_led) *HW_GPIOB_OUT |= 0x20;
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/* Originally from tueidj - taken from NeoGamma (thx) */
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*(vu32*)0xCC003024 = 1;
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if(AppEntrypoint == 0x3400)
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{
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if(hooktype)
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{
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asm volatile (
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"lis %r3, returnpoint@h\n"
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"ori %r3, %r3, returnpoint@l\n"
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"mtlr %r3\n"
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"lis %r3, 0x8000\n"
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"ori %r3, %r3, 0x18A8\n"
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"nop\n"
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"mtctr %r3\n"
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"bctr\n"
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"returnpoint:\n"
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"bl DCDisable\n"
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"bl ICDisable\n"
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"li %r3, 0\n"
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"mtsrr1 %r3\n"
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"lis %r4, AppEntrypoint@h\n"
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"ori %r4,%r4,AppEntrypoint@l\n"
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"lwz %r4, 0(%r4)\n"
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"mtsrr0 %r4\n"
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"rfi\n"
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);
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}
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else
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{
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asm volatile (
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"isync\n"
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"lis %r3, AppEntrypoint@h\n"
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"ori %r3, %r3, AppEntrypoint@l\n"
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"lwz %r3, 0(%r3)\n"
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"mtsrr0 %r3\n"
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"mfmsr %r3\n"
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"li %r4, 0x30\n"
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"andc %r3, %r3, %r4\n"
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"mtsrr1 %r3\n"
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"rfi\n"
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);
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}
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}
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else if(hooktype)
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{
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asm volatile (
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"lis %r3, AppEntrypoint@h\n"
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"ori %r3, %r3, AppEntrypoint@l\n"
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"lwz %r3, 0(%r3)\n"
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"mtlr %r3\n"
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"lis %r3, 0x8000\n"
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"ori %r3, %r3, 0x18A8\n"
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"nop\n"
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"mtctr %r3\n"
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"bctr\n"
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);
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}
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else
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{
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asm volatile (
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"lis %r3, AppEntrypoint@h\n"
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"ori %r3, %r3, AppEntrypoint@l\n"
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"lwz %r3, 0(%r3)\n"
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"mtlr %r3\n"
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"blr\n"
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);
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}
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IRQ_Restore(level);
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return 0;
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}
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