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finished all memory mapping functions of libgcm

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This commit is contained in:
elisha464 2014-01-21 21:10:44 +02:00
parent 8514a14cf4
commit 9b9e621593
1 changed files with 80 additions and 1 deletions
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81
rpcs3/Emu/SysCalls/Modules/cellGcmSys.cpp
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@ -36,7 +36,10 @@ void cellGcmGetOffsetTable(mem_ptr_t<gcm_offset> table);
int32_t cellGcmIoOffsetToAddress(u32 ioOffset, u64 address);
int32_t cellGcmMapEaIoAddress(const u32 ea, const u32 io, const u32 size);
int32_t cellGcmMapMainMemory(u64 ea, u32 size, mem32_t offset);
int32_t cellGcmReserveIoMapSize(const u32 size);
int32_t cellGcmUnmapEaIoAddress(u64 ea);
int32_t cellGcmUnmapIoAddress(u64 io);
int32_t cellGcmUnreserveIoMapSize(u32 size);
//------------------------------------------------------------
@ -717,6 +720,78 @@ int32_t cellGcmMapMainMemory(u64 ea, u32 size, mem32_t offset)
return CELL_OK;
}
int32_t cellGcmReserveIoMapSize(const u32 size)
{
if(size & 0xFFFFF)
return CELL_GCM_ERROR_INVALID_ALIGNMENT;
if(size > cellGcmGetMaxIoMapSize())
return CELL_GCM_ERROR_INVALID_VALUE;
Memory.RSXIOMem.Reserve(size);
return CELL_OK;
}
int32_t cellGcmUnmapEaIoAddress(u64 ea)
{
u32 size;
if(size = Memory.RSXIOMem.UnmapRealAddress(ea))
{
u64 io;
ea = ea >> 20;
io = Memory.Read16(offsetTable.io + (ea*sizeof(u16)));
for(int i=0; i<size; i++)
{
Memory.Write16(offsetTable.io + ((ea+i)*sizeof(u16)), 0xFFFF);
Memory.Write16(offsetTable.ea + ((io+i)*sizeof(u16)), 0xFFFF);
}
}
else
{
return CELL_GCM_ERROR_FAILURE;
}
return CELL_OK;
}
int32_t cellGcmUnmapIoAddress(u64 io)
{
u32 size;
if(size = Memory.RSXIOMem.UnmapAddress(io))
{
u64 ea;
io = io >> 20;
ea = Memory.Read16(offsetTable.ea + (io*sizeof(u16)));
for(int i=0; i<size; i++)
{
Memory.Write16(offsetTable.io + ((ea+i)*sizeof(u16)), 0xFFFF);
Memory.Write16(offsetTable.ea + ((io+i)*sizeof(u16)), 0xFFFF);
}
}
else
{
return CELL_GCM_ERROR_FAILURE;
}
return CELL_OK;
}
int32_t cellGcmUnreserveIoMapSize(u32 size)
{
if(size & 0xFFFFF)
return CELL_GCM_ERROR_INVALID_ALIGNMENT;
if(size > Memory.RSXIOMem.GetResevedAmount())
return CELL_GCM_ERROR_INVALID_VALUE;
Memory.RSXIOMem.Unreserve(size);
return CELL_OK;
}
//------------------------------------------------------------
void cellGcmSys_init()
{
current_config.ioAddress = NULL;
@ -776,4 +851,8 @@ void cellGcmSys_init()
cellGcmSys.AddFunc(0x63441cb4, cellGcmMapEaIoAddress);
cellGcmSys.AddFunc(0xdb769b32, cellGcmMapLocalMemory);
cellGcmSys.AddFunc(0xa114ec67, cellGcmMapMainMemory);
cellGcmSys.AddFunc(0xa7ede268, cellGcmReserveIoMapSize);
cellGcmSys.AddFunc(0xefd00f54, cellGcmUnmapEaIoAddress);
cellGcmSys.AddFunc(0xdb23e867, cellGcmUnmapIoAddress);
cellGcmSys.AddFunc(0x3b9bd5bd, cellGcmUnreserveIoMapSize);
}