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Make SNES rom memory domain writeable 

Use at your own risk
This commit is contained in:
nattthebear 2020-12-13 20:11:58 -05:00
parent fbee96c76b
commit 1c27943707
4 changed files with 4 additions and 7 deletions
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output/dll/libsnes.wbx.gz
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4
src/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES/LibsnesApi.cs
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@ -68,8 +68,8 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES
SbrkHeapSizeKB = 4 * 1024, SbrkHeapSizeKB = 4 * 1024,
InvisibleHeapSizeKB = 8 * 1024, InvisibleHeapSizeKB = 8 * 1024,
MmapHeapSizeKB = 32 * 1024, // TODO: see if we can safely make libco stacks smaller MmapHeapSizeKB = 32 * 1024, // TODO: see if we can safely make libco stacks smaller
PlainHeapSizeKB = 2 * 1024, // TODO: wasn't there more in here? PlainHeapSizeKB = 32 * 1024, // TODO: This can be smaller, probably; needs to be as big as largest ROM + 2MB, or less
SealedHeapSizeKB = 128 * 1024, SealedHeapSizeKB = 80 * 1024,
SkipCoreConsistencyCheck = comm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxCoreConsistencyCheck), SkipCoreConsistencyCheck = comm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxCoreConsistencyCheck),
SkipMemoryConsistencyCheck = comm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxMemoryConsistencyCheck), SkipMemoryConsistencyCheck = comm.CorePreferences.HasFlag(CoreComm.CorePreferencesFlags.WaterboxMemoryConsistencyCheck),
}); });

2
src/BizHawk.Emulation.Cores/Consoles/Nintendo/SNES/LibsnesCore.IMemoryDomains.cs
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@ -92,7 +92,7 @@ namespace BizHawk.Emulation.Cores.Nintendo.SNES
byte* blockPtr = Api.QUERY_get_memory_data(id); byte* blockPtr = Api.QUERY_get_memory_data(id);
var md = new MemoryDomainIntPtrMonitor(name, MemoryDomain.Endian.Little, (IntPtr)blockPtr, size, var md = new MemoryDomainIntPtrMonitor(name, MemoryDomain.Endian.Little, (IntPtr)blockPtr, size,
id != LibsnesApi.SNES_MEMORY.CARTRIDGE_ROM, // hack: for just this one memory area, it will be readonly true,
byteSize, Api); byteSize, Api);
_memoryDomainList.Add(md); _memoryDomainList.Add(md);

5
waterbox/libsnes/bsnes/target-libsnes/libsnes_pwrap.cpp
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@ -297,10 +297,7 @@ void* snes_allocSharedMemory(const char* memtype, size_t amt)
void* ret; void* ret;
if (strcmp(memtype, "CARTRIDGE_ROM") == 0) ret = alloc_plain(amt);
ret = alloc_sealed(amt);
else
ret = alloc_plain(amt);
comm.str = (char*)memtype; comm.str = (char*)memtype;
comm.size = amt; comm.size = amt;