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fix gcmemcard format broken by 5f9591cf9d 

small cleanup to format, now works for slot a and b and any memcard size
This commit is contained in:
LPFaint99 2011-09-15 14:08:27 -07:00
parent 9dad9ebe89
commit 86950e7cce
2 changed files with 42 additions and 36 deletions
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68
Source/Core/DolphinWX/Src/MemoryCards/GCMemcard.cpp
View File

@ -61,7 +61,10 @@ void decodeCI8image(u32* dst, u8* src, u16* pal, int width, int height)
}
}
GCMemcard::GCMemcard(const char *filename, bool forceCreation, bool sjis) : m_valid(false), m_fileName(filename)
GCMemcard::GCMemcard(const char *filename, bool forceCreation, bool sjis)
: m_valid(false)
, m_fileName(filename)
, mc_data(NULL)
{
File::IOFile mcdFile(m_fileName, "r+b");
if (!mcdFile.IsOpen())
@ -71,10 +74,7 @@ GCMemcard::GCMemcard(const char *filename, bool forceCreation, bool sjis) : m_va
return;
}
Format(forceCreation ? sjis : !AskYesNoT("Format as ascii (NTSC\\PAL)?\nChoose no for sjis (NTSC-J)"));
if (!mcdFile.Open(m_fileName, "r+b"))
{
return;
}
return;
}
else
{
@ -1157,20 +1157,15 @@ u32 GCMemcard::ReadAnimRGBA8(u8 index, u32* buffer, u8 *delays)
return frames;
}
bool GCMemcard::Format(bool sjis, bool New, int slot, u16 SizeMb, bool hdrOnly)
bool GCMemcard::Format(bool sjis, int slot, u16 SizeMb)
{
// Currently only formats cards for slot A
const u32 data_size = BLOCK_SIZE * (SizeMb * MBIT_TO_BLOCKS - MC_FST_BLOCKS);
m_sizeMb = SizeMb;
mc_data_size = BLOCK_SIZE * (m_sizeMb * MBIT_TO_BLOCKS - MC_FST_BLOCKS);
SRAM m_SRAM;
if (New)
{
mc_data_size = data_size;
mc_data = new u8[mc_data_size];
}
// Only Format 16MB memcards for now
if ((SizeMb != MemCard2043Mb) || (data_size != mc_data_size)) return false;
File::IOFile pStream(File::GetUserPath(F_GCSRAM_IDX), "rb");
if (pStream)
@ -1199,28 +1194,39 @@ bool GCMemcard::Format(bool sjis, bool New, int slot, u16 SizeMb, bool hdrOnly)
hdr.fmtTime.low = time & 0xFFFFFFFF;
*(u32*)&(hdr.SramBias) = m_SRAM.counter_bias;
*(u32*)&(hdr.SramLang) = m_SRAM.lang;
*(u32*)&(hdr.Unk2) = Common::swap32(1); // = _viReg[55]; static vu16* const _viReg = (u16*)0xCC002000;
// TODO: find out why memcard cares if component cable used for now set to one like main app
// TODO: determine the purpose of Unk2 1 works for slot A, 0 works for both slot A and slot B
*(u32*)&(hdr.Unk2) = 0; // = _viReg[55]; static vu16* const _viReg = (u16*)0xCC002000;
*(u16*)&(hdr.deviceID) = 0;
*(u16*)&(hdr.SizeMb) = Common::swap16(SizeMb);
*(u16*)&(hdr.SizeMb) = Common::swap16(m_sizeMb);
*(u16*)&(hdr.Encoding) = Common::swap16(sjis ? 1 : 0);
if (!hdrOnly)
memset(&dir, 0xFF, BLOCK_SIZE);
memset(&dir_backup, 0xFF, BLOCK_SIZE);
*(u16*)&dir.UpdateCounter = 0;
*(u16*)&dir_backup.UpdateCounter = Common::swap16(1);
maxBlock = (u32)m_sizeMb * MBIT_TO_BLOCKS;
memset(&bat, 0, BLOCK_SIZE);
memset(&bat_backup, 0, BLOCK_SIZE);
*(u16*)&bat.UpdateCounter = 0;
*(u16*)&bat_backup.UpdateCounter = Common::swap16(1);
*(u16*)&bat.FreeBlocks = *(u16*)&bat_backup.FreeBlocks = Common::swap16(maxBlock - MC_FST_BLOCKS);
*(u16*)&bat.LastAllocated = *(u16*)&bat_backup.LastAllocated = Common::swap16(4);
if (mc_data)
{
memset(&dir, 0xFF, BLOCK_SIZE);
memset(&dir_backup, 0xFF, BLOCK_SIZE);
*(u16*)&dir.UpdateCounter = 0;
*(u16*)&dir_backup.UpdateCounter = Common::swap16(1);
memset(&bat, 0, BLOCK_SIZE);
memset(&bat_backup, 0, BLOCK_SIZE);
*(u16*)&bat.UpdateCounter = 0;
*(u16*)&bat_backup.UpdateCounter = Common::swap16(1);
*(u16*)&bat.FreeBlocks = *(u16*)&bat_backup.FreeBlocks = Common::swap16(SizeMb * MBIT_TO_BLOCKS - MC_FST_BLOCKS);
*(u16*)&bat.LastAllocated = *(u16*)&bat_backup.LastAllocated = Common::swap16(4);
memset(mc_data, 0xFF, mc_data_size);
delete mc_data;
mc_data = NULL;
}
mc_data = new u8[mc_data_size];
if (!mc_data)
return false;
memset(mc_data, 0xFF, mc_data_size);
m_valid = true;
FixChecksums();
Save();
return true;
return Save();
}

4
Source/Core/DolphinWX/Src/MemoryCards/GCMemcard.h
View File

@ -67,7 +67,7 @@ enum
CI8,
};
class GCMemcard
class GCMemcard : NonCopyable
{
private:
friend class CMemcardManagerDebug;
@ -175,7 +175,7 @@ public:
bool IsValid() { return m_valid; }
bool IsAsciiEncoding();
bool Save();
bool Format(bool sjis = false, bool New = true, int slot = 0, u16 SizeMb = MemCard2043Mb, bool hdrOnly = false);
bool Format(bool sjis = false, int slot = 0, u16 SizeMb = MemCard2043Mb);
void calc_checksumsBE(u16 *buf, u32 num, u16 *c1, u16 *c2);
u32 TestChecksums();