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add loaded ROM to DLDI volume, pass path via argv

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This commit is contained in:
Arisotura
2021-10-27 12:50:16 +02:00
parent c9b36017b1
commit 239499f6a4
4 changed files with 113 additions and 5 deletions
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54
src/FATStorage.cpp
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@ -55,6 +55,49 @@ void FATStorage::Close()
}
bool FATStorage::InjectFile(std::string path, u8* data, u32 len)
{
if (!File) return false;
if (FF_File) return false;
FF_File = File;
FF_FileSize = FileSize;
ff_disk_open(FF_ReadStorage, FF_WriteStorage, (LBA_t)(FileSize>>9));
FRESULT res;
FATFS fs;
res = f_mount(&fs, "0:", 1);
if (res != FR_OK)
{
ff_disk_close();
FF_File = nullptr;
return false;
}
path = "0:/" + path;
FF_FIL file;
res = f_open(&file, path.c_str(), FA_CREATE_ALWAYS | FA_WRITE);
if (res != FR_OK)
{
f_unmount("0:");
ff_disk_close();
FF_File = nullptr;
return false;
}
u32 nwrite;
f_write(&file, data, len, &nwrite);
f_close(&file);
printf("burped hard: %d/%d\n", nwrite, len);
f_unmount("0:");
ff_disk_close();
FF_File = nullptr;
return nwrite==len;
}
u32 FATStorage::ReadSectors(u32 start, u32 num, u8* data)
{
return ReadSectorsInternal(File, FileSize, start, num, data);
@ -957,7 +1000,16 @@ printf("IMAGE FILE NEW: %d\n", isnew);
if (hasdir)
{
FileSize = GetDirectorySize(sourcedir);
FileSize += 0x4000000ULL; // 64MB leeway
FileSize += 0x8000000ULL; // 128MB leeway
// make it a power of two
FileSize |= (FileSize >> 1);
FileSize |= (FileSize >> 2);
FileSize |= (FileSize >> 4);
FileSize |= (FileSize >> 8);
FileSize |= (FileSize >> 16);
FileSize |= (FileSize >> 32);
FileSize++;
}
else
FileSize = 0x20000000ULL; // 512MB