diff options
Diffstat (limited to '')
-rw-r--r-- | src/core/hle/svc.cpp | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/src/core/hle/svc.cpp b/src/core/hle/svc.cpp index cc414743a..bb64fdfb7 100644 --- a/src/core/hle/svc.cpp +++ b/src/core/hle/svc.cpp @@ -22,6 +22,7 @@ #include "core/hle/kernel/shared_memory.h" #include "core/hle/kernel/thread.h" #include "core/hle/kernel/timer.h" +#include "core/hle/kernel/vm_manager.h" #include "core/hle/function_wrappers.h" #include "core/hle/result.h" @@ -529,12 +530,33 @@ static ResultCode ReleaseSemaphore(s32* count, Handle handle, s32 release_count) return RESULT_SUCCESS; } -/// Query memory -static ResultCode QueryMemory(void* info, void* out, u32 addr) { - LOG_ERROR(Kernel_SVC, "(UNIMPLEMENTED) called addr=0x%08X", addr); +/// Query process memory +static ResultCode QueryProcessMemory(MemoryInfo* memory_info, PageInfo* page_info, Handle process_handle, u32 addr) { + using Kernel::Process; + Kernel::SharedPtr<Process> process = Kernel::g_handle_table.Get<Process>(process_handle); + if (process == nullptr) + return ERR_INVALID_HANDLE; + + auto vma = process->address_space->FindVMA(addr); + + if (vma == process->address_space->vma_map.end()) + return ResultCode(ErrorDescription::InvalidAddress, ErrorModule::OS, ErrorSummary::InvalidArgument, ErrorLevel::Usage); + + memory_info->base_address = vma->second.base; + memory_info->permission = static_cast<u32>(vma->second.permissions); + memory_info->size = vma->second.size; + memory_info->state = static_cast<u32>(vma->second.meminfo_state); + + page_info->flags = 0; + LOG_TRACE(Kernel_SVC, "called process=0x%08X addr=0x%08X", process_handle, addr); return RESULT_SUCCESS; } +/// Query memory +static ResultCode QueryMemory(MemoryInfo* memory_info, PageInfo* page_info, u32 addr) { + return QueryProcessMemory(memory_info, page_info, Kernel::CurrentProcess, addr); +} + /// Create an event static ResultCode CreateEvent(Handle* out_handle, u32 reset_type) { using Kernel::Event; @@ -806,13 +828,12 @@ static const FunctionDef SVC_Table[] = { {0x7A, nullptr, "AddCodeSegment"}, {0x7B, nullptr, "Backdoor"}, {0x7C, nullptr, "KernelSetState"}, - {0x7D, nullptr, "QueryProcessMemory"}, + {0x7D, HLE::Wrap<QueryProcessMemory>, "QueryProcessMemory"}, }; Common::Profiling::TimingCategory profiler_svc("SVC Calls"); -static const FunctionDef* GetSVCInfo(u32 opcode) { - u32 func_num = opcode & 0xFFFFFF; // 8 bits +static const FunctionDef* GetSVCInfo(u32 func_num) { if (func_num >= ARRAY_SIZE(SVC_Table)) { LOG_ERROR(Kernel_SVC, "unknown svc=0x%02X", func_num); return nullptr; @@ -820,10 +841,10 @@ static const FunctionDef* GetSVCInfo(u32 opcode) { return &SVC_Table[func_num]; } -void CallSVC(u32 opcode) { +void CallSVC(u32 immediate) { Common::Profiling::ScopeTimer timer_svc(profiler_svc); - const FunctionDef *info = GetSVCInfo(opcode); + const FunctionDef* info = GetSVCInfo(immediate); if (info) { if (info->func) { info->func(); |