diff options
| author | Akira Akashi <rubenru09@aol.com> | 2021-07-22 19:00:30 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-07-22 19:00:30 +0100 |
| commit | a440969d306d06d28a76712ecee3ed40cdeef24a (patch) | |
| tree | 47febe26cb21da5fe67a21e6669a5af3106873f3 /arm9/src | |
| parent | 9f3dc591c8d481d61e70afb5389e1d790d129803 (diff) | |
| parent | a90be187f047da58dd05fbd4322719856b94fc13 (diff) | |
Merge branch 'master' into master
Diffstat (limited to 'arm9/src')
| -rw-r--r-- | arm9/src/game_init.c | 3 | ||||
| -rw-r--r-- | arm9/src/unk_02022450.c | 45 |
2 files changed, 46 insertions, 2 deletions
diff --git a/arm9/src/game_init.c b/arm9/src/game_init.c index 9cc12ad2..44dcc111 100644 --- a/arm9/src/game_init.c +++ b/arm9/src/game_init.c @@ -7,6 +7,7 @@ #include "MWC_string.h" #include "tp.h" #include "unk_0201B4E8.h" +#include "unk_02022450.h" #include "game_init.h" #include "registers.h" #include "heap.h" @@ -14,8 +15,6 @@ #pragma thumb on -extern void FUN_02022450(void); - static struct { void * contents; u32 name_hash; diff --git a/arm9/src/unk_02022450.c b/arm9/src/unk_02022450.c new file mode 100644 index 00000000..7984fcc2 --- /dev/null +++ b/arm9/src/unk_02022450.c @@ -0,0 +1,45 @@ +#include "global.h" +#include "FS_file.h" +#include "OS_terminate_proc.h" +#include "CARD_rom.h" +#include "MI_memory.h" + +#include "unk_02022450.h" + +static const char string_saying_rom[] = "rom"; + +/*Replacing (HW_MAIN_MEM_SHARED + 0xC) or (HW_MAIN_MEM_SHARED + 0x10) or defining ADAJ or 01 constants causes match failure*/ +THUMB_FUNC void FUN_02022450 () { + if (!FS_IsAvailable()) { + OS_Terminate(); + } + else { + struct CARD_Header* card_header_buffer = (struct CARD_Header*)HW_MAIN_MEM_SHARED; + + if (!*(u32*)(HW_MAIN_MEM_SHARED + 0xC)) { + CARD_Init(); + MI_CpuCopy8((u8*)HW_ROM_HEADER_BUF, (u8*)card_header_buffer, HW_CARD_ROM_HEADER_SIZE); + MI_CpuCopy8((u8*)HW_ROM_HEADER_BUF, (u8*)HW_CARD_ROM_HEADER, HW_CARD_ROM_HEADER_SIZE); + *(u32*)(HW_MAIN_MEM_SHARED + 0xC) = 0x4A414441 /*"ADAJ" LE*/; + } + FSArchive * const r0 = FS_FindArchive(string_saying_rom, 3); + r0->fat = card_header_buffer->header_48; + r0->fat_size = card_header_buffer->header_4C; + r0->fnt = card_header_buffer->header_40; + r0->fnt_size = card_header_buffer->header_44; + if (*(u32*)(HW_MAIN_MEM_SHARED + 0xC) != 0x4A414441 /*"ADAJ" LE*/ || *(u16*)(HW_MAIN_MEM_SHARED + 0x10) != 0x3130 /*"01" LE*/) { + OS_Terminate(); + } + } + return; +} + +THUMB_FUNC void Reset_To_File (const char* path) { + FSFile file; + FS_InitFile(&file); + if (FS_OpenFile(&file, path)) { + *(u32*)HW_ROM_BASE_OFFSET_BUF = file.prop.file.top; + OS_ResetSystem(0); + } + return; +} |