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Play-/Source/ee/SIF.cpp
Jean-Philip Desjardins 80188d5f05 Save SIF packet queue state.
2017-09-10 16:59:28 -04:00

731 lines
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#include <stdio.h>
#include "../Log.h"
#include "../Ps2Const.h"
#include "../StructCollectionStateFile.h"
#include "../MemoryStateFile.h"
#include "../iop/IopBios.h"
#include "SIF.h"
#include "lexical_cast_ex.h"
#include "string_format.h"
#define RPC_RECVADDR 0xDEADBEF0
#define SIF_RESETADDR 0 //Only works if equals to 0
#define LOG_NAME ("sif")
#define STATE_REGS_XML ("sif/regs.xml")
#define STATE_PACKETQUEUE ("sif/packet_queue")
#define STATE_CALL_REPLIES_XML ("sif/call_replies.xml")
#define STATE_BIND_REPLIES_XML ("sif/bind_replies.xml")
#define STATE_REG_MAINADDR ("MAINADDR")
#define STATE_REG_SUBADDR ("SUBADDR")
#define STATE_REG_MSFLAG ("MSFLAG")
#define STATE_REG_SMFLAG ("SMFLAG")
#define STATE_REG_EERECVADDR ("EERecvAddr")
#define STATE_REG_DATAADDR ("DataAddr")
#define STATE_REG_PACKETPROCESSED ("packetProcessed")
#define STATE_PACKET_HEADER_PACKETSIZE ("Packet_Header_PacketSize")
#define STATE_PACKET_HEADER_DESTSIZE ("Packet_Header_DestSize")
#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)
{
}
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);
CLog::GetInstance().Print(LOG_NAME, "Received command 0x%08X.\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%08X, srcAddr = 0x%08X, size = 0x%08X);\r\n",
nDstAddr, nSrcAddr, nSize);
nSize &= 0x7FFFFFFF; //Fix for Gregory Horror Show's crash
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)
{
{
auto registerFile = CRegisterStateFile(*archive.BeginReadFile(STATE_REGS_XML));
m_nMAINADDR = registerFile.GetRegister32(STATE_REG_MAINADDR);
m_nSUBADDR = registerFile.GetRegister32(STATE_REG_SUBADDR);
m_nMSFLAG = registerFile.GetRegister32(STATE_REG_MSFLAG);
m_nSMFLAG = registerFile.GetRegister32(STATE_REG_SMFLAG);
m_nEERecvAddr = registerFile.GetRegister32(STATE_REG_EERECVADDR);
m_nDataAddr = registerFile.GetRegister32(STATE_REG_DATAADDR);
m_packetProcessed = registerFile.GetRegister32(STATE_REG_PACKETPROCESSED) != 0;
}
m_packetQueue = LoadPacketQueue(archive);
m_callReplies = LoadCallReplies(archive);
m_bindReplies = LoadBindReplies(archive);
}
void CSIF::SaveState(Framework::CZipArchiveWriter& archive)
{
{
auto registerFile = new CRegisterStateFile(STATE_REGS_XML);
registerFile->SetRegister32(STATE_REG_MAINADDR, m_nMAINADDR);
registerFile->SetRegister32(STATE_REG_SUBADDR, m_nSUBADDR);
registerFile->SetRegister32(STATE_REG_MSFLAG, m_nMSFLAG);
registerFile->SetRegister32(STATE_REG_SMFLAG, m_nSMFLAG);
registerFile->SetRegister32(STATE_REG_EERECVADDR, m_nEERecvAddr);
registerFile->SetRegister32(STATE_REG_DATAADDR, m_nDataAddr);
registerFile->SetRegister32(STATE_REG_PACKETPROCESSED, m_packetProcessed);
archive.InsertFile(registerFile);
}
archive.InsertFile(new CMemoryStateFile(STATE_PACKETQUEUE, m_packetQueue.data(), m_packetQueue.size()));
SaveCallReplies(archive);
SaveBindReplies(archive);
}
void CSIF::SaveCallReplies(Framework::CZipArchiveWriter& archive)
{
auto callRepliesFile = new CStructCollectionStateFile(STATE_CALL_REPLIES_XML);
for(const auto& callReplyIterator : m_callReplies)
{
const auto& callReply(callReplyIterator.second);
auto replyId = string_format("%08x", callReplyIterator.first);
CStructFile replyStruct;
{
SaveState_RpcCall(replyStruct, callReply.call);
SaveState_RequestEnd(replyStruct, callReply.reply);
}
callRepliesFile->InsertStruct(replyId.c_str(), replyStruct);
}
archive.InsertFile(callRepliesFile);
}
void CSIF::SaveBindReplies(Framework::CZipArchiveWriter& archive)
{
auto bindRepliesFile = new CStructCollectionStateFile(STATE_BIND_REPLIES_XML);
for(const auto& bindReplyIterator : m_bindReplies)
{
const auto& bindReply(bindReplyIterator.second);
auto replyId = string_format("%08x", bindReplyIterator.first);
CStructFile replyStruct;
{
SaveState_RequestEnd(replyStruct, bindReply);
}
bindRepliesFile->InsertStruct(replyId.c_str(), replyStruct);
}
archive.InsertFile(bindRepliesFile);
}
CSIF::PacketQueue CSIF::LoadPacketQueue(Framework::CZipArchiveReader& archive)
{
PacketQueue packetQueue;
auto file = archive.BeginReadFile(STATE_PACKETQUEUE);
while(1)
{
static const uint32 bufferSize = 0x100;
uint8 buffer[bufferSize];
auto readSize = file->Read(buffer, bufferSize);
if(readSize == 0) break;
packetQueue.insert(std::end(packetQueue), buffer, buffer + readSize);
}
return packetQueue;
}
CSIF::CallReplyMap CSIF::LoadCallReplies(Framework::CZipArchiveReader& archive)
{
CallReplyMap callReplies;
auto callRepliesFile = CStructCollectionStateFile(*archive.BeginReadFile(STATE_CALL_REPLIES_XML));
for(const auto& structFilePair : callRepliesFile)
{
const auto& structFile(structFilePair.second);
uint32 replyId = lexical_cast_hex<std::string>(structFilePair.first);
CALLREQUESTINFO callReply;
LoadState_RpcCall(structFile, callReply.call);
LoadState_RequestEnd(structFile, callReply.reply);
callReplies[replyId] = callReply;
}
return callReplies;
}
CSIF::BindReplyMap CSIF::LoadBindReplies(Framework::CZipArchiveReader& archive)
{
BindReplyMap bindReplies;
auto bindRepliesFile = CStructCollectionStateFile(*archive.BeginReadFile(STATE_BIND_REPLIES_XML));
for(const auto& structFilePair : bindRepliesFile)
{
const auto& structFile(structFilePair.second);
uint32 replyId = lexical_cast_hex<std::string>(structFilePair.first);
SIFRPCREQUESTEND bindReply;
LoadState_RequestEnd(structFile, bindReply);
bindReplies[replyId] = bindReply;
}
return bindReplies;
}
void CSIF::SaveState_Header(const std::string& prefix, CStructFile& file, const SIFCMDHEADER& packetHeader)
{
file.SetRegister32((prefix + STATE_PACKET_HEADER_PACKETSIZE).c_str(), packetHeader.packetSize);
file.SetRegister32((prefix + STATE_PACKET_HEADER_DESTSIZE).c_str(), packetHeader.destSize);
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.packetSize = file.GetRegister32((prefix + STATE_PACKET_HEADER_PACKETSIZE).c_str());
packetHeader.destSize = file.GetRegister32((prefix + STATE_PACKET_HEADER_DESTSIZE).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(const SIFCMDHEADER* hdr)
{
assert(0);
}
void CSIF::Cmd_Initialize(const SIFCMDHEADER* hdr)
{
struct INIT
{
SIFCMDHEADER Header;
uint32 nEEAddress;
};
auto init = reinterpret_cast<const INIT*>(hdr);
if(init->Header.optional == 0)
{
m_nEERecvAddr = init->nEEAddress;
m_nEERecvAddr &= (PS2::EE_RAM_SIZE - 1);
}
else if(init->Header.optional == 1)
{
//If 'optional' is set to 1, and we need to disregard the address received and send a command back...
//Not sure about this though (seems to be used by SifInitRpc)
SIFSETSREG sreg;
memset(&sreg, 0, sizeof(SIFSETSREG));
sreg.header.commandId = SIF_CMD_SETSREG;
sreg.header.packetSize = sizeof(SIFSETSREG);
sreg.index = 0; //Should be SIF_SREG_RPCINIT
sreg.value = 1;
SendPacket(&sreg, sizeof(SIFSETSREG));
}
else
{
assert(0);
}
}
void CSIF::Cmd_Bind(const SIFCMDHEADER* hdr)
{
auto bind = reinterpret_cast<const SIFRPCBIND*>(hdr);
SIFRPCREQUESTEND rend;
memset(&rend, 0, sizeof(SIFRPCREQUESTEND));
rend.header.packetSize = 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%08X) with server id 0x%08X.\r\n", bind->clientDataAddr, bind->serverId);
auto moduleIterator(m_modules.find(bind->serverId));
if(moduleIterator != m_modules.end())
{
SendPacket(&rend, sizeof(SIFRPCREQUESTEND));
}
else
{
assert(m_bindReplies.find(bind->serverId) == m_bindReplies.end());
m_bindReplies[bind->serverId] = rend;
}
}
void CSIF::Cmd_Call(const SIFCMDHEADER* hdr)
{
auto call = reinterpret_cast<const SIFRPCCALL*>(hdr);
bool sendReply = true;
CLog::GetInstance().Print(LOG_NAME, "Calling function 0x%08X of module 0x%08X.\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%08X).\r\n", call->serverDataAddr);
}
{
SIFRPCREQUESTEND rend;
memset(&rend, 0, sizeof(SIFRPCREQUESTEND));
rend.header.packetSize = 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(const SIFCMDHEADER* hdr)
{
auto otherData = reinterpret_cast<const SIFRPCOTHERDATA*>(hdr);
CLog::GetInstance().Print(LOG_NAME, "GetOtherData(dstPtr = 0x%08X, srcPtr = 0x%08X, size = 0x%08X);\r\n",
otherData->dstPtr, otherData->srcPtr, otherData->size);
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.packetSize = 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)
{
CLog::GetInstance().Print(LOG_NAME, "Processing call reply from serverId: 0x%08X\r\n", serverId);
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);
assert((dstPtr & 0x0F) == 0);
//Size needs to be a multiple of 4
assert((requestInfo.call.recvSize & 0x03) == 0);
uint32 dstSize = (requestInfo.call.recvSize + 0x03) & ~0x03;
memcpy(m_eeRam + dstPtr, returnData, dstSize);
}
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%08X).\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%08X).\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%08X).\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%08X).\r\n", nRegister);
break;
}
}
}
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