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Play-/Source/SIF.cpp
Jean-Philip Desjardins 8822638035 Make sure modules are reset properly.
2015-04-03 01:54:39 -04:00

661 lines
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#include <stdio.h>
#include "Ps2Const.h"
#include "SIF.h"
#include "PtrMacro.h"
#include "Log.h"
#include "iop/IopBios.h"
#include "StructCollectionStateFile.h"
#include "lexical_cast_ex.h"
#define RPC_RECVADDR 0xDEADBEEF
#define SIF_RESETADDR 0 //Only works if equals to 0
#define LOG_NAME ("sif")
#define STATE_REGS_XML ("sif/regs.xml")
#define STATE_CALL_REPLIES_XML ("sif/call_replies.xml")
#define STATE_PACKET_HEADER_SIZE ("Packet_Header_Size")
#define STATE_PACKET_HEADER_DEST ("Packet_Header_Dest")
#define STATE_PACKET_HEADER_CID ("Packet_Header_CId")
#define STATE_PACKET_HEADER_OPTIONAL ("Packet_Header_Optional")
#define STATE_PACKET_CALL_RECORDID ("Packet_Call_RecordId")
#define STATE_PACKET_CALL_PACKETADDR ("Packet_Call_PacketAddr")
#define STATE_PACKET_CALL_RPCID ("Packet_Call_RpcId")
#define STATE_PACKET_CALL_CLIENTDATAADDR ("Packet_Call_ClientDataAddr")
#define STATE_PACKET_CALL_RPCNUMBER ("Packet_Call_RPCNumber")
#define STATE_PACKET_CALL_SENDSIZE ("Packet_Call_SendSize")
#define STATE_PACKET_CALL_RECV ("Packet_Call_Recv")
#define STATE_PACKET_CALL_RECVSIZE ("Packet_Call_RecvSize")
#define STATE_PACKET_CALL_RECVMODE ("Packet_Call_RecvMode")
#define STATE_PACKET_CALL_SERVERDATAADDR ("Packet_Call_ServerDataAddr")
#define STATE_PACKET_REQUEST_END_RECORDID ("Packet_Request_End_RecordId")
#define STATE_PACKET_REQUEST_END_PACKETADDR ("Packet_Request_End_PacketAddr")
#define STATE_PACKET_REQUEST_END_RPCID ("Packet_Request_End_RpcId")
#define STATE_PACKET_REQUEST_END_CLIENTDATAADDR ("Packet_Request_End_ClientDataAddr")
#define STATE_PACKET_REQUEST_END_CID ("Packet_Request_End_CId")
#define STATE_PACKET_REQUEST_END_SERVERDATAADDR ("Packet_Request_End_ServerDataAddr")
#define STATE_PACKET_REQUEST_END_BUFFER ("Packet_Request_End_Buffer")
#define STATE_PACKET_REQUEST_END_CLIENTBUFFER ("Packet_Request_End_ClientBuffer")
CSIF::CSIF(CDMAC& dmac, uint8* eeRam, uint8* iopRam)
: m_dmac(dmac)
, m_eeRam(eeRam)
, m_iopRam(iopRam)
{
}
CSIF::~CSIF()
{
}
void CSIF::Reset()
{
m_nMAINADDR = 0;
m_nSUBADDR = 0;
m_nMSFLAG = 0;
// m_nSMFLAG = 0x20000;
m_nSMFLAG = 0x60000;
m_nEERecvAddr = 0;
m_nDataAddr = 0;
m_dmaBufferAddress = 0;
m_dmaBufferSize = 0;
m_cmdBufferAddress = 0;
m_cmdBufferSize = 0;
memset(m_nUserReg, 0, sizeof(uint32) * MAX_USERREG);
m_packetQueue.clear();
m_packetProcessed = true;
m_callReplies.clear();
m_bindReplies.clear();
DeleteModules();
}
void CSIF::SetDmaBuffer(uint32 bufferAddress, uint32 size)
{
m_dmaBufferAddress = bufferAddress;
m_dmaBufferSize = size;
}
void CSIF::SetCmdBuffer(uint32 bufferAddress, uint32 size)
{
m_cmdBufferAddress = bufferAddress;
m_cmdBufferSize = size;
m_nSUBADDR = bufferAddress;
}
void CSIF::RegisterModule(uint32 moduleId, CSifModule* module)
{
m_modules[moduleId] = module;
auto replyIterator(m_bindReplies.find(moduleId));
if(replyIterator != m_bindReplies.end())
{
SendPacket(&(replyIterator->second), sizeof(SIFRPCREQUESTEND));
m_bindReplies.erase(replyIterator);
}
}
bool CSIF::IsModuleRegistered(uint32 moduleId) const
{
return m_modules.find(moduleId) != std::end(m_modules);
}
void CSIF::UnregisterModule(uint32 moduleId)
{
m_modules.erase(moduleId);
}
void CSIF::DeleteModules()
{
m_modules.clear();
}
uint32 CSIF::ReceiveDMA5(uint32 srcAddress, uint32 size, uint32 unused, bool isTagIncluded)
{
if(size > m_dmaBufferSize)
{
throw std::runtime_error("Packet too big.");
}
memcpy(m_eeRam + srcAddress, m_iopRam + m_dmaBufferAddress, size);
return size;
}
uint32 CSIF::ReceiveDMA6(uint32 nSrcAddr, uint32 nSize, uint32 nDstAddr, bool isTagIncluded)
{
assert(!isTagIncluded);
//Humm, this is kinda odd, but it ors the address with 0x20000000
nSrcAddr &= (PS2::EE_RAM_SIZE - 1);
if(nDstAddr == RPC_RECVADDR)
{
//This should be the arguments for the call command
//Just save the source address for later use
m_nDataAddr = nSrcAddr;
return nSize;
}
else if(nDstAddr == SIF_RESETADDR)
{
auto commandData = m_eeRam + nSrcAddr;
if(commandData[0] == 0x68)
{
auto pathSize = *reinterpret_cast<uint32*>(commandData + 0x10);
auto path = std::string(commandData + 0x18, commandData + 0x18 + pathSize);
if(m_moduleResetHandler)
{
m_moduleResetHandler(path);
}
}
return nSize;
}
else if(nDstAddr == m_nSUBADDR)
{
auto hdr = reinterpret_cast<SIFCMDHEADER*>(m_eeRam + nSrcAddr);
//This is kinda odd...
//plasma_tunnel.elf does this
/*
if((hdr->nCID & 0xFF000000) == 0x08000000)
{
hdr->nCID &= 0x00FFFFFF;
hdr->nCID |= 0x80000000;
}
*/
CLog::GetInstance().Print(LOG_NAME, "Received command 0x%0.8X.\r\n", hdr->commandId);
switch(hdr->commandId)
{
case 0x80000000:
Cmd_SetEERecvAddr(hdr);
break;
case SIF_CMD_INIT:
Cmd_Initialize(hdr);
break;
case SIF_CMD_BIND:
Cmd_Bind(hdr);
break;
case SIF_CMD_CALL:
Cmd_Call(hdr);
break;
case SIF_CMD_OTHERDATA:
Cmd_GetOtherData(hdr);
break;
default:
if(m_customCommandHandler)
{
memcpy(m_iopRam + nDstAddr, m_eeRam + nSrcAddr, nSize);
m_customCommandHandler(nDstAddr);
}
break;
}
return nSize;
}
else
{
assert(nDstAddr < PS2::IOP_RAM_SIZE);
CLog::GetInstance().Print(LOG_NAME, "WriteToIop(dstAddr = 0x%0.8X, srcAddr = 0x%0.8X, size = 0x%0.8X);\r\n",
nDstAddr, nSrcAddr, nSize);
if(nDstAddr >= 0 && nDstAddr <= CIopBios::CONTROL_BLOCK_END)
{
CLog::GetInstance().Print(LOG_NAME, "Warning: Trying to DMA in Bios Control Area.\r\n");
}
else
{
memcpy(m_iopRam + nDstAddr, m_eeRam + nSrcAddr, nSize);
}
return nSize;
}
}
void CSIF::SendPacket(void* packet, uint32 size)
{
m_packetQueue.insert(m_packetQueue.begin(),
reinterpret_cast<uint8*>(packet),
reinterpret_cast<uint8*>(packet) + size);
m_packetQueue.insert(m_packetQueue.begin(),
reinterpret_cast<uint8*>(&size),
reinterpret_cast<uint8*>(&size) + 4);
}
void CSIF::ProcessPackets()
{
if(m_packetProcessed && !m_packetQueue.empty())
{
assert(m_packetQueue.size() > 4);
uint32 size = *reinterpret_cast<uint32*>(&m_packetQueue[0]);
SendDMA(&m_packetQueue[4], size);
m_packetQueue.erase(m_packetQueue.begin(), m_packetQueue.begin() + 4 + size);
m_packetProcessed = false;
}
}
void CSIF::MarkPacketProcessed()
{
assert(m_packetProcessed == false);
m_packetProcessed = true;
}
void CSIF::SendDMA(void* pData, uint32 nSize)
{
//Humm, the DMAC doesn't know about our addresses on this side...
if(nSize > m_dmaBufferSize)
{
throw std::runtime_error("Packet too big.");
}
memcpy(m_iopRam + m_dmaBufferAddress, pData, nSize);
uint32 nQuads = (nSize + 0x0F) / 0x10;
m_dmac.SetRegister(CDMAC::D5_MADR, m_nEERecvAddr);
m_dmac.SetRegister(CDMAC::D5_QWC, nQuads);
m_dmac.SetRegister(CDMAC::D5_CHCR, 0x00000100);
}
void CSIF::LoadState(Framework::CZipArchiveReader& archive)
{
CRegisterStateFile registerFile(*archive.BeginReadFile(STATE_REGS_XML));
m_nMAINADDR = registerFile.GetRegister32("MAINADDR");
m_nSUBADDR = registerFile.GetRegister32("SUBADDR");
m_nMSFLAG = registerFile.GetRegister32("MSFLAG");
m_nSMFLAG = registerFile.GetRegister32("SMFLAG");
m_nEERecvAddr = registerFile.GetRegister32("EERecvAddr");
m_nDataAddr = registerFile.GetRegister32("DataAddr");
{
CStructCollectionStateFile callRepliesFile(*archive.BeginReadFile(STATE_CALL_REPLIES_XML));
for(CStructCollectionStateFile::StructIterator callReplyIterator(callRepliesFile.GetStructBegin());
callReplyIterator != callRepliesFile.GetStructEnd(); callReplyIterator++)
{
const CStructFile& structFile(callReplyIterator->second);
uint32 replyId = lexical_cast_hex<std::string>(callReplyIterator->first);
CALLREQUESTINFO callReply;
LoadState_RpcCall(structFile, callReply.call);
LoadState_RequestEnd(structFile, callReply.reply);
m_callReplies[replyId] = callReply;
}
}
}
void CSIF::SaveState(Framework::CZipArchiveWriter& archive)
{
{
CRegisterStateFile* registerFile = new CRegisterStateFile(STATE_REGS_XML);
registerFile->SetRegister32("MAINADDR", m_nMAINADDR);
registerFile->SetRegister32("SUBADDR", m_nSUBADDR);
registerFile->SetRegister32("MSFLAG", m_nMSFLAG);
registerFile->SetRegister32("SMFLAG", m_nSMFLAG);
registerFile->SetRegister32("EERecvAddr", m_nEERecvAddr);
registerFile->SetRegister32("DataAddr", m_nDataAddr);
archive.InsertFile(registerFile);
}
{
CStructCollectionStateFile* callRepliesFile = new CStructCollectionStateFile(STATE_CALL_REPLIES_XML);
for(CallReplyMap::const_iterator callReplyIterator(m_callReplies.begin());
callReplyIterator != m_callReplies.end(); callReplyIterator++)
{
const CALLREQUESTINFO& callReply(callReplyIterator->second);
std::string replyId = lexical_cast_hex<std::string>(callReplyIterator->first, 8);
CStructFile replyStruct;
{
SaveState_RpcCall(replyStruct, callReply.call);
SaveState_RequestEnd(replyStruct, callReply.reply);
}
callRepliesFile->InsertStruct(replyId.c_str(), replyStruct);
}
archive.InsertFile(callRepliesFile);
}
}
void CSIF::SaveState_Header(const std::string& prefix, CStructFile& file, const SIFCMDHEADER& packetHeader)
{
file.SetRegister32((prefix + STATE_PACKET_HEADER_SIZE).c_str(), packetHeader.size);
file.SetRegister32((prefix + STATE_PACKET_HEADER_DEST).c_str(), packetHeader.dest);
file.SetRegister32((prefix + STATE_PACKET_HEADER_CID).c_str(), packetHeader.commandId);
file.SetRegister32((prefix + STATE_PACKET_HEADER_OPTIONAL).c_str(), packetHeader.optional);
}
void CSIF::LoadState_Header(const std::string& prefix, const CStructFile& file, SIFCMDHEADER& packetHeader)
{
packetHeader.size = file.GetRegister32((prefix + STATE_PACKET_HEADER_SIZE).c_str());
packetHeader.dest = file.GetRegister32((prefix + STATE_PACKET_HEADER_DEST).c_str());
packetHeader.commandId = file.GetRegister32((prefix + STATE_PACKET_HEADER_CID).c_str());
packetHeader.optional = file.GetRegister32((prefix + STATE_PACKET_HEADER_OPTIONAL).c_str());
}
void CSIF::SaveState_RpcCall(CStructFile& file, const SIFRPCCALL& call)
{
SaveState_Header("call", file, call.header);
file.SetRegister32(STATE_PACKET_CALL_RECORDID, call.recordId);
file.SetRegister32(STATE_PACKET_CALL_PACKETADDR, call.packetAddr);
file.SetRegister32(STATE_PACKET_CALL_RPCID, call.rpcId);
file.SetRegister32(STATE_PACKET_CALL_CLIENTDATAADDR, call.clientDataAddr);
file.SetRegister32(STATE_PACKET_CALL_RPCNUMBER, call.rpcNumber);
file.SetRegister32(STATE_PACKET_CALL_SENDSIZE, call.sendSize);
file.SetRegister32(STATE_PACKET_CALL_RECV, call.recv);
file.SetRegister32(STATE_PACKET_CALL_RECVSIZE, call.recvSize);
file.SetRegister32(STATE_PACKET_CALL_RECVMODE, call.recvMode);
file.SetRegister32(STATE_PACKET_CALL_SERVERDATAADDR, call.serverDataAddr);
}
void CSIF::LoadState_RpcCall(const CStructFile& file, SIFRPCCALL& call)
{
LoadState_Header("call", file, call.header);
call.recordId = file.GetRegister32(STATE_PACKET_CALL_RECORDID);
call.packetAddr = file.GetRegister32(STATE_PACKET_CALL_PACKETADDR);
call.rpcId = file.GetRegister32(STATE_PACKET_CALL_RPCID);
call.clientDataAddr = file.GetRegister32(STATE_PACKET_CALL_CLIENTDATAADDR);
call.rpcNumber = file.GetRegister32(STATE_PACKET_CALL_RPCNUMBER);
call.sendSize = file.GetRegister32(STATE_PACKET_CALL_SENDSIZE);
call.recv = file.GetRegister32(STATE_PACKET_CALL_RECV);
call.recvSize = file.GetRegister32(STATE_PACKET_CALL_RECVSIZE);
call.recvMode = file.GetRegister32(STATE_PACKET_CALL_RECVMODE);
call.serverDataAddr = file.GetRegister32(STATE_PACKET_CALL_SERVERDATAADDR);
}
void CSIF::SaveState_RequestEnd(CStructFile& file, const SIFRPCREQUESTEND& requestEnd)
{
SaveState_Header("requestEnd", file, requestEnd.header);
file.SetRegister32(STATE_PACKET_REQUEST_END_RECORDID, requestEnd.recordId);
file.SetRegister32(STATE_PACKET_REQUEST_END_PACKETADDR, requestEnd.packetAddr);
file.SetRegister32(STATE_PACKET_REQUEST_END_RPCID, requestEnd.rpcId);
file.SetRegister32(STATE_PACKET_REQUEST_END_CLIENTDATAADDR, requestEnd.clientDataAddr);
file.SetRegister32(STATE_PACKET_REQUEST_END_CID, requestEnd.commandId);
file.SetRegister32(STATE_PACKET_REQUEST_END_SERVERDATAADDR, requestEnd.serverDataAddr);
file.SetRegister32(STATE_PACKET_REQUEST_END_BUFFER, requestEnd.buffer);
file.SetRegister32(STATE_PACKET_REQUEST_END_CLIENTBUFFER, requestEnd.cbuffer);
}
void CSIF::LoadState_RequestEnd(const CStructFile& file, SIFRPCREQUESTEND& requestEnd)
{
LoadState_Header("requestEnd", file, requestEnd.header);
requestEnd.recordId = file.GetRegister32(STATE_PACKET_REQUEST_END_RECORDID);
requestEnd.packetAddr = file.GetRegister32(STATE_PACKET_REQUEST_END_PACKETADDR);
requestEnd.rpcId = file.GetRegister32(STATE_PACKET_REQUEST_END_RPCID);
requestEnd.clientDataAddr = file.GetRegister32(STATE_PACKET_REQUEST_END_CLIENTDATAADDR);
requestEnd.commandId = file.GetRegister32(STATE_PACKET_REQUEST_END_CID);
requestEnd.serverDataAddr = file.GetRegister32(STATE_PACKET_REQUEST_END_SERVERDATAADDR);
requestEnd.buffer = file.GetRegister32(STATE_PACKET_REQUEST_END_BUFFER);
requestEnd.cbuffer = file.GetRegister32(STATE_PACKET_REQUEST_END_CLIENTBUFFER);
}
/////////////////////////////////////////////////////////
//SIF Commands
/////////////////////////////////////////////////////////
void CSIF::Cmd_SetEERecvAddr(SIFCMDHEADER* hdr)
{
assert(0);
}
void CSIF::Cmd_Initialize(SIFCMDHEADER* hdr)
{
struct INIT
{
SIFCMDHEADER Header;
uint32 nEEAddress;
};
INIT* pInit = reinterpret_cast<INIT*>(hdr);
if(pInit->Header.optional == 0)
{
m_nEERecvAddr = pInit->nEEAddress;
m_nEERecvAddr &= (PS2::EE_RAM_SIZE - 1);
}
else if(pInit->Header.optional == 1)
{
//If this is set to 1, and we need to disregard the address received and send a command back...
//Not sure about this though
SETSREG SReg;
SReg.Header.commandId = 0x80000001;
SReg.Header.size = sizeof(SETSREG);
SReg.Header.dest = NULL;
SReg.Header.optional = 0;
SReg.nRegister = 0;
SReg.nValue = 1;
SendPacket(&SReg, sizeof(SETSREG));
//SendDMA(&SReg, sizeof(SETSREG));
}
else
{
assert(0);
}
}
void CSIF::Cmd_Bind(SIFCMDHEADER* hdr)
{
auto bind = reinterpret_cast<SIFRPCBIND*>(hdr);
SIFRPCREQUESTEND rend;
memset(&rend, 0, sizeof(SIFRPCREQUESTEND));
rend.header.size = sizeof(SIFRPCREQUESTEND);
rend.header.dest = hdr->dest;
rend.header.commandId = SIF_CMD_REND;
rend.header.optional = 0;
rend.recordId = bind->recordId;
rend.packetAddr = bind->packetAddr;
rend.rpcId = bind->rpcId;
rend.clientDataAddr = bind->clientDataAddr;
rend.commandId = SIF_CMD_BIND;
rend.serverDataAddr = bind->serverId;
rend.buffer = RPC_RECVADDR;
rend.cbuffer = 0xDEADCAFE;
CLog::GetInstance().Print(LOG_NAME, "Bound client data (0x%0.8X) with server id 0x%0.8X.\r\n", bind->clientDataAddr, bind->serverId);
auto moduleIterator(m_modules.find(bind->serverId));
if(moduleIterator != m_modules.end() || (bind->serverId & 0x80000000) != 0)
{
SendPacket(&rend, sizeof(SIFRPCREQUESTEND));
}
else
{
assert(m_bindReplies.find(bind->serverId) == m_bindReplies.end());
m_bindReplies[bind->serverId] = rend;
}
}
void CSIF::Cmd_Call(SIFCMDHEADER* hdr)
{
auto call = reinterpret_cast<SIFRPCCALL*>(hdr);
bool sendReply = true;
CLog::GetInstance().Print(LOG_NAME, "Calling function 0x%0.8X of module 0x%0.8X.\r\n", call->rpcNumber, call->serverDataAddr);
uint32 nRecvAddr = (call->recv & (PS2::EE_RAM_SIZE - 1));
auto moduleIterator(m_modules.find(call->serverDataAddr));
if(moduleIterator != std::end(m_modules))
{
CSifModule* pModule(moduleIterator->second);
sendReply = pModule->Invoke(call->rpcNumber,
reinterpret_cast<uint32*>(m_eeRam + m_nDataAddr), call->sendSize,
reinterpret_cast<uint32*>(m_eeRam + nRecvAddr), call->recvSize,
m_eeRam);
}
else
{
CLog::GetInstance().Print(LOG_NAME, "Called an unknown module (0x%0.8X).\r\n", call->serverDataAddr);
}
{
SIFRPCREQUESTEND rend;
memset(&rend, 0, sizeof(SIFRPCREQUESTEND));
rend.header.size = sizeof(SIFRPCREQUESTEND);
rend.header.dest = hdr->dest;
rend.header.commandId = SIF_CMD_REND;
rend.header.optional = 0;
rend.recordId = call->recordId;
rend.packetAddr = call->packetAddr;
rend.rpcId = call->rpcId;
rend.clientDataAddr = call->clientDataAddr;
rend.commandId = SIF_CMD_CALL;
if(sendReply)
{
SendPacket(&rend, sizeof(SIFRPCREQUESTEND));
}
else
{
//Hold the packet
//We assume that there's only one call that
assert(m_callReplies.find(call->serverDataAddr) == m_callReplies.end());
CALLREQUESTINFO requestInfo;
requestInfo.reply = rend;
requestInfo.call = *call;
m_callReplies[call->serverDataAddr] = requestInfo;
}
}
}
void CSIF::Cmd_GetOtherData(SIFCMDHEADER* hdr)
{
auto otherData = reinterpret_cast<SIFRPCOTHERDATA*>(hdr);
uint32 dstPtr = otherData->dstPtr & (PS2::EE_RAM_SIZE - 1);
uint32 srcPtr = otherData->srcPtr & (PS2::IOP_RAM_SIZE - 1);
memcpy(m_eeRam + dstPtr, m_iopRam + srcPtr, otherData->size);
{
SIFRPCREQUESTEND rend;
memset(&rend, 0, sizeof(SIFRPCREQUESTEND));
rend.header.size = sizeof(SIFRPCREQUESTEND);
rend.header.dest = hdr->dest;
rend.header.commandId = SIF_CMD_REND;
rend.header.optional = 0;
rend.recordId = otherData->recordId;
rend.packetAddr = otherData->packetAddr;
rend.rpcId = otherData->rpcId;
rend.clientDataAddr = otherData->receiveDataAddr;
rend.commandId = SIF_CMD_OTHERDATA;
SendPacket(&rend, sizeof(SIFRPCREQUESTEND));
}
}
void CSIF::SendCallReply(uint32 serverId, const void* returnData)
{
auto replyIterator(m_callReplies.find(serverId));
assert(replyIterator != m_callReplies.end());
if(replyIterator == m_callReplies.end()) return;
auto& requestInfo(replyIterator->second);
if(requestInfo.call.recv != 0 && returnData != nullptr)
{
uint32 dstPtr = requestInfo.call.recv & (PS2::EE_RAM_SIZE - 1);
memcpy(m_eeRam + dstPtr, returnData, requestInfo.call.recvSize);
}
SendPacket(&requestInfo.reply, sizeof(SIFRPCREQUESTEND));
m_callReplies.erase(replyIterator);
}
void CSIF::SetModuleResetHandler(const ModuleResetHandler& moduleResetHandler)
{
m_moduleResetHandler = moduleResetHandler;
}
void CSIF::SetCustomCommandHandler(const CustomCommandHandler& customCommandHandler)
{
m_customCommandHandler = customCommandHandler;
}
/////////////////////////////////////////////////////////
//Get/Set Register
/////////////////////////////////////////////////////////
uint32 CSIF::GetRegister(uint32 nRegister)
{
/*
if(nRegister & 0x80000000)
{
nRegister &= ~0x80000000;
if(nRegister >= MAX_USERREG)
{
printf("SIF: Warning. Trying to read an unimplemented user register (0x%0.8X).\r\n", nRegister | 0x80000000);
return 0;
}
return m_nUserReg[nRegister];
}
else
*/
{
switch(nRegister)
{
case 0x00000001:
return m_nMAINADDR;
break;
case 0x00000002:
return m_nSUBADDR;
break;
case 0x00000003:
return m_nMSFLAG;
break;
case 0x00000004:
return m_nSMFLAG;
break;
case 0x80000000:
return SIF_RESETADDR;
break;
case 0x80000002:
// return 0;
return 1;
break;
default:
CLog::GetInstance().Print(LOG_NAME, "Warning. Trying to read an invalid system register (0x%0.8X).\r\n", nRegister);
return 0;
break;
}
}
}
void CSIF::SetRegister(uint32 nRegister, uint32 nValue)
{
/*
if(nRegister & 0x80000000)
{
nRegister &= ~0x80000000;
if(nRegister >= MAX_USERREG)
{
printf("SIF: Warning. Trying to write to an unimplemented user register (0x%0.8X).\r\n", nRegister | 0x80000000);
return;
}
m_nUserReg[nRegister] = nValue;
}
else*/
{
switch(nRegister)
{
case 0x00000001:
m_nMAINADDR = nValue;
break;
case 0x80000000:
//Set by CMD library
break;
case 0x80000001:
//Set by CMD library
break;
case 0x80000002:
//Set by RPC library (initialized state?)
break;
default:
CLog::GetInstance().Print(LOG_NAME, "Warning. Trying to write to an invalid system register (0x%0.8X).\r\n", nRegister);
break;
}
}
}
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