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Slot2: more Sega Card Reader fixes #738

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Slot2: more Sega Card Reader fixes #738

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45 changes: 35 additions & 10 deletions desmume/src/addons/slot2_hcv1000.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -20,9 +20,15 @@
#include <string.h>

#include "../slot2.h"

u8 hcv1000_cnt;
char hcv1000_data[16];
#include "../emufile.h"

static u8 hcv1000_cnt;
static u8 hcv1000_data[16] =
{ 0x5F, 0x5F, 0x5F, 0x5F,
0x5F, 0x5F, 0x5F, 0x5F,
0x5F, 0x5F, 0x5F, 0x5F,
0x5F, 0x5F, 0x5F, 0x5F
};

class Slot2_HCV1000 : public ISlot2Interface
{
Expand All @@ -34,17 +40,15 @@ class Slot2_HCV1000 : public ISlot2Interface
return &info;
}

virtual bool init()
virtual void connect()
{
hcv1000_cnt = 0;
memset(hcv1000_data, 0x5F, 16);

return TRUE;
}

virtual void writeByte(u8 PROCNUM, u32 addr, u8 val)
{
if (addr == 0xA000000) { hcv1000_cnt = (val & 0x83); }
if (addr == 0xA000000)
hcv1000_cnt = (val & 0x83);
}

virtual u8 readByte(u8 PROCNUM, u32 addr)
Expand All @@ -58,19 +62,40 @@ class Slot2_HCV1000 : public ISlot2Interface
}

//HCV_CNT
else if (addr == 0xA000000) { slot_byte = hcv1000_cnt; }
else if (addr == 0xA000000)
{
slot_byte = hcv1000_cnt;
}

//HCV_DATA
else if ((addr >= 0xA000010) && (addr <= 0xA00001F))
{
slot_byte = (u8)hcv1000_data[addr & 0xF];
slot_byte = hcv1000_data[addr & 0xF];
}

return slot_byte;
}

virtual u16 readWord(u8 PROCNUM, u32 addr) { return 0xFDFD; };
virtual u32 readLong(u8 PROCNUM, u32 addr) { return 0xFDFDFDFD; };

virtual void savestate(EMUFILE &os)
{
s32 version = 0;
os.write_32LE(version);

os.write_u8(hcv1000_cnt);
}

virtual void loadstate(EMUFILE &is)
{
s32 version = is.read_s32LE();

if (version >= 0)
{
is.read_u8(hcv1000_cnt);
}
}
};

ISlot2Interface* construct_Slot2_HCV1000() { return new Slot2_HCV1000(); }
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