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https://github.com/jpd002/Play-.git
synced 2025-04-28 13:47:57 +03:00
269 lines
9.1 KiB
C++
269 lines
9.1 KiB
C++
#include "Iop_Modload.h"
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#include "IopBios.h"
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#include "../Log.h"
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using namespace Iop;
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#define LOG_NAME ("iop_modload")
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#define FUNCTION_LOADSTARTMODULE "LoadStartModule"
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#define FUNCTION_STARTMODULE "StartModule"
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#define FUNCTION_LOADMODULEBUFFERADDRESS "LoadModuleBufferAddress"
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#define FUNCTION_LOADMODULEBUFFER "LoadModuleBuffer"
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#define FUNCTION_GETMODULEIDLIST "GetModuleIdList"
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#define FUNCTION_REFERMODULESTATUS "ReferModuleStatus"
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#define FUNCTION_LOADMODULEWITHOPTION "LoadModuleWithOption"
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#define FUNCTION_STOPMODULE "StopModule"
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#define FUNCTION_UNLOADMODULE "UnloadModule"
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#define FUNCTION_SEARCHMODULEBYNAME "SearchModuleByName"
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#define FUNCTION_ALLOCLOADMEMORY "AllocLoadMemory"
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struct LMWO_OPTION
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{
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uint8 position;
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uint8 access;
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uint8 reserved1[2];
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uint32 distAddrPtr;
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uint32 distOffset;
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uint32 funcTablePtr;
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uint32 funcOpt;
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uint32 reserved2[3];
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};
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static_assert(sizeof(LMWO_OPTION) == 0x20);
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CModload::CModload(CIopBios& bios, uint8* ram)
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: m_bios(bios)
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, m_ram(ram)
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{
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}
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std::string CModload::GetId() const
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{
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return "modload";
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}
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std::string CModload::GetFunctionName(unsigned int functionId) const
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{
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switch(functionId)
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{
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case 7:
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return FUNCTION_LOADSTARTMODULE;
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break;
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case 8:
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return FUNCTION_STARTMODULE;
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break;
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case 9:
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return FUNCTION_LOADMODULEBUFFERADDRESS;
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break;
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case 10:
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return FUNCTION_LOADMODULEBUFFER;
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break;
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case 16:
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return FUNCTION_GETMODULEIDLIST;
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break;
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case 17:
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return FUNCTION_REFERMODULESTATUS;
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break;
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case 19:
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return FUNCTION_LOADMODULEWITHOPTION;
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break;
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case 20:
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return FUNCTION_STOPMODULE;
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break;
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case 21:
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return FUNCTION_UNLOADMODULE;
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break;
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case 22:
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return FUNCTION_SEARCHMODULEBYNAME;
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break;
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case 28:
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return FUNCTION_ALLOCLOADMEMORY;
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break;
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default:
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return "unknown";
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break;
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}
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}
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void CModload::Invoke(CMIPS& context, unsigned int functionId)
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{
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switch(functionId)
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{
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case 7:
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context.m_State.nGPR[CMIPS::V0].nD0 = static_cast<int32>(LoadStartModule(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0,
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context.m_State.nGPR[CMIPS::A2].nV0,
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context.m_State.nGPR[CMIPS::A3].nV0));
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break;
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case 8:
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context.m_State.nGPR[CMIPS::V0].nD0 = static_cast<int32>(StartModule(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0,
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context.m_State.nGPR[CMIPS::A2].nV0,
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context.m_State.nGPR[CMIPS::A3].nV0,
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context.m_pMemoryMap->GetWord(context.m_State.nGPR[CMIPS::SP].nV0 + 0x10)));
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break;
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case 9:
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context.m_State.nGPR[CMIPS::V0].nD0 = static_cast<int32>(LoadModuleBufferAddress(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0,
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context.m_State.nGPR[CMIPS::A2].nV0));
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break;
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case 10:
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context.m_State.nGPR[CMIPS::V0].nD0 = static_cast<int32>(LoadModuleBuffer(
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context.m_State.nGPR[CMIPS::A0].nV0));
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break;
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case 16:
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context.m_State.nGPR[CMIPS::V0].nD0 = static_cast<int32>(GetModuleIdList(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0,
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context.m_State.nGPR[CMIPS::A2].nV0));
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break;
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case 17:
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context.m_State.nGPR[CMIPS::V0].nD0 = ReferModuleStatus(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0);
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break;
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case 19:
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context.m_State.nGPR[CMIPS::V0].nD0 = LoadModuleWithOption(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0);
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break;
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case 20:
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context.m_State.nGPR[CMIPS::V0].nD0 = StopModule(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0,
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context.m_State.nGPR[CMIPS::A2].nV0,
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context.m_State.nGPR[CMIPS::A3].nV0);
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break;
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case 21:
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context.m_State.nGPR[CMIPS::V0].nD0 = UnloadModule(
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context.m_State.nGPR[CMIPS::A0].nV0);
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break;
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case 22:
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context.m_State.nGPR[CMIPS::V0].nD0 = SearchModuleByName(
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context.m_State.nGPR[CMIPS::A0].nV0);
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break;
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case 28:
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context.m_State.nGPR[CMIPS::V0].nD0 = AllocLoadMemory(
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context.m_State.nGPR[CMIPS::A0].nV0,
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context.m_State.nGPR[CMIPS::A1].nV0,
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context.m_State.nGPR[CMIPS::A2].nV0);
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break;
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default:
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CLog::GetInstance().Warn(LOG_NAME, "(%08X): Unknown function (%d) called.\r\n",
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context.m_State.nPC, functionId);
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break;
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}
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}
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uint32 CModload::LoadStartModule(uint32 pathPtr, uint32 argsLength, uint32 argsPtr, uint32 resultPtr)
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{
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const char* path = reinterpret_cast<const char*>(m_ram + pathPtr);
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const char* args = reinterpret_cast<const char*>(m_ram + argsPtr);
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try
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{
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auto moduleId = m_bios.LoadModuleFromPath(path);
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if(moduleId >= 0)
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{
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moduleId = m_bios.StartModule(CIopBios::MODULESTARTREQUEST_SOURCE::LOCAL, moduleId, path, args, argsLength);
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}
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return moduleId;
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}
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catch(const std::exception& except)
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{
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CLog::GetInstance().Warn(LOG_NAME, "Error occured while trying to load module '%s' : %s\r\n",
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path, except.what());
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}
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return -1;
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}
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uint32 CModload::StartModule(uint32 moduleId, uint32 pathPtr, uint32 argsLength, uint32 argsPtr, uint32 resultPtr)
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{
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const char* path = reinterpret_cast<const char*>(m_ram + pathPtr);
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const char* args = reinterpret_cast<const char*>(m_ram + argsPtr);
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_STARTMODULE "(moduleId = %d, path = '%s', argsLength = %d, argsPtr = 0x%08X, resultPtr = 0x%08X);\r\n",
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moduleId, path, argsLength, argsPtr, resultPtr);
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auto result = m_bios.StartModule(CIopBios::MODULESTARTREQUEST_SOURCE::LOCAL, moduleId, path, args, argsLength);
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return result;
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}
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uint32 CModload::LoadModuleBufferAddress(uint32 modBufPtr, uint32 dstAddr, uint32 offset)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_LOADMODULEBUFFERADDRESS "(modBufPtr = 0x%08X, dstAddr = 0x%08X, offset = %d);\r\n",
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modBufPtr, dstAddr, offset);
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assert((modBufPtr & 0x03) == 0);
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return m_bios.LoadModuleFromAddress(modBufPtr, dstAddr + offset, offset == 0);
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}
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uint32 CModload::LoadModuleBuffer(uint32 modBufPtr)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_LOADMODULEBUFFER "(modBufPtr = 0x%08X);\r\n",
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modBufPtr);
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assert((modBufPtr & 0x03) == 0);
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auto result = m_bios.LoadModuleFromAddress(modBufPtr);
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return result;
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}
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uint32 CModload::GetModuleIdList(uint32 readBufPtr, uint32 readBufSize, uint32 moduleCountPtr)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_GETMODULEIDLIST "(readBufPtr = 0x%08X, readBufSize = 0x%08X, moduleCountPtr = 0x%08X);\r\n",
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readBufPtr, readBufSize, moduleCountPtr);
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auto moduleCount = (moduleCountPtr != 0) ? reinterpret_cast<uint32*>(m_ram + moduleCountPtr) : nullptr;
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if(moduleCount)
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{
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(*moduleCount) = 0;
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}
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CLog::GetInstance().Warn(LOG_NAME, "Using " FUNCTION_GETMODULEIDLIST ", but it is not implemented.\r\n");
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return 0;
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}
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int32 CModload::ReferModuleStatus(uint32 moduleId, uint32 moduleStatusPtr)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_REFERMODULESTATUS "(moduleId = %d, moduleStatusPtr = 0x%08X);\r\n",
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moduleId, moduleStatusPtr);
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return m_bios.ReferModuleStatus(moduleId, moduleStatusPtr);
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}
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int32 CModload::LoadModuleWithOption(uint32 pathPtr, uint32 optionPtr)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_LOADMODULEWITHOPTION "(pathPtr = 0x%08X, optionPtr = 0x%08X);\r\n",
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pathPtr, optionPtr);
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const char* path = reinterpret_cast<const char*>(m_ram + pathPtr);
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auto option = reinterpret_cast<const LMWO_OPTION*>(m_ram + optionPtr);
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//We don't support custom loader functions
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assert(option->funcTablePtr == 0);
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return m_bios.LoadModuleFromPath(path);
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}
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int32 CModload::StopModule(uint32 moduleId, uint32 argsLength, uint32 argsPtr, uint32 resultPtr)
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{
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FRAMEWORK_MAYBE_UNUSED const char* args = reinterpret_cast<const char*>(m_ram + argsPtr);
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_STOPMODULE "(moduleId = %d, argsLength = %d, argsPtr = 0x%08X, resultPtr = 0x%08X);\r\n",
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moduleId, argsLength, argsPtr, resultPtr);
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return m_bios.StopModule(CIopBios::MODULESTARTREQUEST_SOURCE::LOCAL, moduleId);
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}
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int32 CModload::UnloadModule(uint32 moduleId)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_UNLOADMODULE "(moduleId = %d);\r\n",
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moduleId);
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return m_bios.UnloadModule(moduleId);
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}
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int32 CModload::SearchModuleByName(uint32 moduleNamePtr)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_SEARCHMODULEBYNAME "(moduleNamePtr = %s);\r\n",
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PrintStringParameter(m_ram, moduleNamePtr).c_str());
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return m_bios.SearchModuleByName(reinterpret_cast<const char*>(m_ram + moduleNamePtr));
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}
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int32 CModload::AllocLoadMemory(uint32 unknown1, uint32 size, uint32 unknown2)
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{
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CLog::GetInstance().Print(LOG_NAME, FUNCTION_ALLOCLOADMEMORY "(unknown1 = %d, size = 0x%08X, unknown2 = %d);\r\n",
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unknown1, size, unknown2);
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auto sysmem = m_bios.GetSysmem();
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uint32 result = sysmem->AllocateMemory(size, 0, 0);
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return result;
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}
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