mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-12-18 07:51:53 +01:00
386 lines
9.3 KiB
C
386 lines
9.3 KiB
C
#include <gccore.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include "gc.h"
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#include "gecko.h"
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#include "fileOps.h"
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#include "utils.h"
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#include "memory/mem2.hpp"
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// for directory parsing and low-level file I/O
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <dirent.h>
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// DIOS-MIOS
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DML_CFG *DMLCfg = NULL;
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void DML_New_SetOptions(const char *GamePath, char *CheatPath, char *NewCheatPath, bool cheats, bool debugger, u8 NMM, u8 nodisc, u8 DMLvideoMode, u8 videoSetting)
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{
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gprintf("Wiiflow DML: Launch game '%s' through memory (new method)\n", GamePath);
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DMLCfg = (DML_CFG*)MEM1_alloc(sizeof(DML_CFG));
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if(DMLCfg == NULL)
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return;
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memset(DMLCfg, 0, sizeof(DML_CFG));
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DMLCfg->Magicbytes = 0xD1050CF6;
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DMLCfg->CfgVersion = 0x00000001;
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if(videoSetting == 0)
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DMLCfg->VideoMode |= DML_VID_NONE;
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else if(videoSetting == 1)
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DMLCfg->VideoMode |= DML_VID_DML_AUTO;
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else
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DMLCfg->VideoMode |= DML_VID_FORCE;
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DMLCfg->Config |= DML_CFG_ACTIVITY_LED; //Sorry but I like it lol, option will may follow
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DMLCfg->Config |= DML_CFG_PADHOOK; //Makes life easier, l+z+b+digital down...
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if(GamePath != NULL)
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{
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strncpy(DMLCfg->GamePath, GamePath, sizeof(DMLCfg->GamePath));
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DMLCfg->Config |= DML_CFG_GAME_PATH;
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}
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if(CheatPath != NULL && NewCheatPath != NULL && cheats)
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{
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char *ptr;
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if(strstr(CheatPath, "sd:/") == NULL)
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{
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fsop_CopyFile(CheatPath, NewCheatPath, NULL, NULL);
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ptr = &NewCheatPath[3];
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}
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else
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ptr = &CheatPath[3];
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strncpy(DMLCfg->CheatPath, ptr, sizeof(DMLCfg->CheatPath));
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DMLCfg->Config |= DML_CFG_CHEAT_PATH;
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}
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if(cheats)
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DMLCfg->Config |= DML_CFG_CHEATS;
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if(debugger)
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DMLCfg->Config |= DML_CFG_DEBUGGER;
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if(NMM > 0)
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DMLCfg->Config |= DML_CFG_NMM;
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if(NMM > 1)
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DMLCfg->Config |= DML_CFG_NMM_DEBUG;
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if(nodisc > 0)
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DMLCfg->Config |= DML_CFG_NODISC;
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if(DMLvideoMode > 3)
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DMLCfg->VideoMode |= DML_VID_PROG_PATCH;
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}
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void DML_Old_SetOptions(char *GamePath, char *CheatPath, char *NewCheatPath, bool cheats)
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{
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gprintf("Wiiflow DML: Launch game '%s' through boot.bin (old method)\n", GamePath);
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FILE *f;
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f = fopen("sd:/games/boot.bin", "wb");
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fwrite(GamePath, 1, strlen(GamePath) + 1, f);
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fclose(f);
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if(cheats && strstr(CheatPath, NewCheatPath) == NULL)
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fsop_CopyFile(CheatPath, NewCheatPath, NULL, NULL);
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//Tell DML to boot the game from sd card
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*(vu32*)0x80001800 = 0xB002D105;
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DCFlushRange((void *)(0x80001800), 4);
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ICInvalidateRange((void *)(0x80001800), 4);
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*(vu32*)0xCC003024 |= 7;
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}
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void DML_New_SetBootDiscOption()
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{
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gprintf("Booting GC game\n");
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DMLCfg = (DML_CFG*)MEM1_alloc(sizeof(DML_CFG));
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if(DMLCfg == NULL)
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return;
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memset(DMLCfg, 0, sizeof(DML_CFG));
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DMLCfg->Magicbytes = 0xD1050CF6;
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DMLCfg->CfgVersion = 0x00000001;
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DMLCfg->VideoMode |= DML_VID_DML_AUTO;
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DMLCfg->Config |= DML_CFG_BOOT_DISC;
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}
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void DML_New_WriteOptions()
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{
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if(DMLCfg == NULL)
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return;
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//Write options into memory
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memcpy((void *)0x80001700, DMLCfg, sizeof(DML_CFG));
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DCFlushRange((void *)(0x80001700), sizeof(DML_CFG));
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//DML v1.2+
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memcpy((void *)0x81200000, DMLCfg, sizeof(DML_CFG));
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DCFlushRange((void *)(0x81200000), sizeof(DML_CFG));
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MEM1_free(DMLCfg);
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}
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// Devolution
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u8 *loader_bin = NULL;
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static gconfig *DEVO_CONFIG = (gconfig*)0x80000020;
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#define LAUNCH() ((void(*)(void))loader_bin)()
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bool DEVO_Installed(const char* path)
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{
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bool devo = false;
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char loader_path[256];
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snprintf(loader_path, sizeof(loader_path), "%s/loader.bin", path);
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FILE *f = fopen(loader_path, "rb");
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if(f)
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{
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devo = true;
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fclose(f);
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}
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return devo;
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}
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void DEVO_SetOptions(const char *path, const char *partition, const char* loader, bool memcard_emu)
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{
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//Read in loader.bin
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char loader_path[256];
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snprintf(loader_path, sizeof(loader_path), "%s/loader.bin", loader);
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FILE *f = fopen(loader_path, "rb");
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if(f)
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{
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fseek(f, 0, SEEK_END);
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u32 size = ftell(f);
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rewind(f);
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loader_bin = (u8*)MEM2_alloc(size);
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fread(loader_bin, 1, size, f);
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fclose(f);
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}
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//start writing cfg to mem
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struct stat st;
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char full_path[256];
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int data_fd;
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stat(path, &st);
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u8 *lowmem = (u8*)0x80000000;
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FILE *iso_file = fopen(path, "rb");
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fread(lowmem, 1, 32, iso_file);
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fclose(iso_file);
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// fill out the Devolution config struct
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memset(DEVO_CONFIG, 0, sizeof(*DEVO_CONFIG));
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DEVO_CONFIG->signature = 0x3EF9DB23;
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DEVO_CONFIG->version = 0x00000100;
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DEVO_CONFIG->device_signature = st.st_dev;
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DEVO_CONFIG->disc1_cluster = st.st_ino;
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// make sure these directories exist, they are required for Devolution to function correctly
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snprintf(full_path, sizeof(full_path), "%s:/apps", partition);
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fsop_MakeFolder(full_path);
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snprintf(full_path, sizeof(full_path), "%s:/apps/gc_devo", partition);
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fsop_MakeFolder(full_path);
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if(memcard_emu)
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{
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// find or create a 16MB memcard file for emulation
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// this file can be located anywhere since it's passed by cluster, not name
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// it must be at least 16MB though
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snprintf(full_path, sizeof(full_path), "%s:/apps/gc_devo/memcard.bin", partition);
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// check if file doesn't exist or is less than 16MB
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if(stat(full_path, &st) == -1 || st.st_size < 16<<20)
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{
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// need to enlarge or create it
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data_fd = open(full_path, O_WRONLY|O_CREAT);
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if(data_fd >= 0)
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{
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// make it 16MB
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gprintf("Resizing memcard file...\n");
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ftruncate(data_fd, 16<<20);
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if(fstat(data_fd, &st) == -1 || st.st_size < 16<<20)
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{
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// it still isn't big enough. Give up.
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st.st_ino = 0;
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}
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close(data_fd);
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}
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else
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{
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// couldn't open or create the memory card file
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st.st_ino = 0;
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}
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}
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}
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else
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st.st_ino = 0;
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// set FAT cluster for start of memory card file
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// if this is zero memory card emulation will not be used
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DEVO_CONFIG->memcard_cluster = st.st_ino;
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// flush disc ID and Devolution config out to memory
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DCFlushRange(lowmem, 64);
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}
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void DEVO_Boot()
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{
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// the Devolution blob has an ID string at offset 4
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puts((const char*)loader_bin + 4);
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LAUNCH();
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}
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// General
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#define SRAM_ENGLISH 0
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#define SRAM_GERMAN 1
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#define SRAM_FRENCH 2
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#define SRAM_SPANISH 3
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#define SRAM_ITALIAN 4
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#define SRAM_DUTCH 5
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syssram* __SYS_LockSram();
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u32 __SYS_UnlockSram(u32 write);
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u32 __SYS_SyncSram(void);
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void GC_SetVideoMode(u8 videomode, u8 videoSetting)
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{
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syssram *sram;
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sram = __SYS_LockSram();
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static GXRModeObj *rmode;
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int memflag = 0;
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if((VIDEO_HaveComponentCable() && (CONF_GetProgressiveScan() > 0)) || videomode > 3)
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sram->flags |= 0x80; //set progressive flag
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else
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sram->flags &= 0x7F; //clear progressive flag
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if(videomode == 1 || videomode == 3 || videomode == 5)
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{
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memflag = 1;
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sram->flags |= 0x01; // Set bit 0 to set the video mode to PAL
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sram->ntd |= 0x40; //set pal60 flag
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}
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else
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{
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sram->flags &= 0xFE; // Clear bit 0 to set the video mode to NTSC
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sram->ntd &= 0xBF; //clear pal60 flag
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}
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if(videomode == 1)
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{
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if(DMLCfg != NULL && videoSetting == 2)
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DMLCfg->VideoMode |= DML_VID_FORCE_PAL50;
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rmode = &TVPal528IntDf;
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}
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else if(videomode == 2)
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{
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if(DMLCfg != NULL && videoSetting == 2)
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DMLCfg->VideoMode |= DML_VID_FORCE_NTSC;
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rmode = &TVNtsc480IntDf;
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}
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else if(videomode == 3)
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{
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if(DMLCfg != NULL && videoSetting == 2)
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DMLCfg->VideoMode |= DML_VID_FORCE_PAL60;
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rmode = &TVEurgb60Hz480IntDf;
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memflag = 5;
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}
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else if(videomode == 4 ||videomode == 6)
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{
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if(DMLCfg != NULL && videoSetting == 2)
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DMLCfg->VideoMode |= DML_VID_FORCE_PROG;
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rmode = &TVNtsc480Prog;
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}
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else if(videomode == 5 || videomode == 7)
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{
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if(DMLCfg != NULL && videoSetting == 2)
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DMLCfg->VideoMode |= DML_VID_FORCE_PROG;
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rmode = &TVNtsc480Prog;
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memflag = 5;
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}
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__SYS_UnlockSram(1); // 1 -> write changes
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while(!__SYS_SyncSram());
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/* Set video mode register */
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*(vu32 *)0x800000CC = memflag;
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DCFlushRange((void *)(0x800000CC), 4);
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/* Set video mode */
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if (rmode != 0)
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VIDEO_Configure(rmode);
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/* Setup video */
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VIDEO_SetBlack(TRUE);
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VIDEO_Flush();
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VIDEO_WaitVSync();
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if(rmode->viTVMode & VI_NON_INTERLACE)
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VIDEO_WaitVSync();
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}
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u8 get_wii_language()
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{
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switch (CONF_GetLanguage())
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{
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case CONF_LANG_GERMAN:
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return SRAM_GERMAN;
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case CONF_LANG_FRENCH:
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return SRAM_FRENCH;
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case CONF_LANG_SPANISH:
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return SRAM_SPANISH;
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case CONF_LANG_ITALIAN:
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return SRAM_ITALIAN;
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case CONF_LANG_DUTCH:
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return SRAM_DUTCH;
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default:
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return SRAM_ENGLISH;
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}
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}
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void GC_SetLanguage(u8 lang)
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{
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if (lang == 0)
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lang = get_wii_language();
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else
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lang--;
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syssram *sram;
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sram = __SYS_LockSram();
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sram->lang = lang;
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__SYS_UnlockSram(1); // 1 -> write changes
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while(!__SYS_SyncSram());
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}
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int GC_GameIsInstalled(char *discid, const char* partition, const char* dmlgamedir)
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{
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char folder[50];
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char source[300];
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snprintf(folder, sizeof(folder), dmlgamedir, partition);
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snprintf(source, sizeof(source), "%s/%s/game.iso", folder, discid);
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FILE *f = fopen(source, "rb");
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if(f)
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{
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gprintf("Found on %s: %s\n", partition, source);
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fclose(f);
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return 1;
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}
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else
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{
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snprintf(source, sizeof(source), "%s/%s/sys/boot.bin", folder, discid);
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f = fopen(source, "rb");
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if(f)
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{
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gprintf("Found on %s: %s\n", partition, source);
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fclose(f);
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return 2;
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}
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}
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return 0;
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}
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