misc hle functions

src/core/libraries/kernel/file_system.cpp

@@ -32,7 +32,7 @@ int PS4_SYSV_ABI sceKernelOpen(const char* path, int flags, u16 mode) {
     bool directory = (flags & ORBIS_KERNEL_O_DIRECTORY) != 0;
 
     if (std::string_view{path} == "/dev/console" || std::string_view{path} == "/dev/deci_tty6") {
-        return ORBIS_OK;
+        return 2000;//return a high handler // TODO fix me
     }
 
     if (directory) {
@@ -68,7 +68,7 @@ int PS4_SYSV_ABI sceKernelOpen(const char* path, int flags, u16 mode) {
 }
 
 int PS4_SYSV_ABI posix_open(const char* path, int flags, /* SceKernelMode*/ u16 mode) {
-    LOG_INFO(Kernel_Fs, "posix open redirect to sceKernelOpen\n");
+    LOG_INFO(Kernel_Fs, "posix open redirect to sceKernelOpen");
     int result = sceKernelOpen(path, flags, mode);
     // Posix calls different only for their return values
     ASSERT(result >= 0);

src/core/libraries/kernel/libkernel.cpp

@@ -88,7 +88,7 @@ int PS4_SYSV_ABI sceKernelMmap(void* addr, u64 len, int prot, int flags, int fd,
 
 void* PS4_SYSV_ABI posix_mmap(void* addr, u64 len, int prot, int flags, int fd, u64 offset) {
     void* ptr;
-    LOG_INFO(Kernel_Vmm, "posix mmap redirect to sceKernelMmap\n");
+    LOG_INFO(Kernel_Vmm, "posix mmap redirect to sceKernelMmap");
     // posix call the difference is that there is a different behaviour when it doesn't return 0 or
     // SCE_OK
     const VAddr ret_addr = (VAddr)__builtin_return_address(0);
@@ -288,9 +288,21 @@ int PS4_SYSV_ABI sceKernelUuidCreate(OrbisKernelUuid* orbisUuid) {
     return 0;
 }
 
+char* PS4_SYSV_ABI sceKernelGetFsSandboxRandomWord() {
+    char* path = "sys";
+    return path;
+}
+
+int PS4_SYSV_ABI connect() {
+    return -1;
+}
 void LibKernel_Register(Core::Loader::SymbolsResolver* sym) {
     // obj
     LIB_OBJ("f7uOxY9mM1U", "libkernel", 1, "libkernel", 1, 1, &g_stack_chk_guard);
+
+    LIB_FUNCTION("JGfTMBOdUJo", "libkernel", 1, "libkernel", 1, 1, sceKernelGetFsSandboxRandomWord);
+    LIB_FUNCTION("XVL8So3QJUk", "libkernel", 1, "libkernel", 1, 1, connect);
+
     // memory
     LIB_FUNCTION("OMDRKKAZ8I4", "libkernel", 1, "libkernel", 1, 1, sceKernelDebugRaiseException);
     LIB_FUNCTION("rTXw65xmLIA", "libkernel", 1, "libkernel", 1, 1, sceKernelAllocateDirectMemory);
@@ -308,6 +320,8 @@ void LibKernel_Register(Core::Loader::SymbolsResolver* sym) {
     LIB_FUNCTION("cQke9UuBQOk", "libkernel", 1, "libkernel", 1, 1, sceKernelMunmap);
     LIB_FUNCTION("mL8NDH86iQI", "libkernel", 1, "libkernel", 1, 1, sceKernelMapNamedFlexibleMemory);
     LIB_FUNCTION("IWIBBdTHit4", "libkernel", 1, "libkernel", 1, 1, sceKernelMapFlexibleMemory);
+    LIB_FUNCTION("aNz11fnnzi4", "libkernel", 1, "libkernel", 1, 1,
+                 sceKernelAvailableFlexibleMemorySize);
     LIB_FUNCTION("p5EcQeEeJAE", "libkernel", 1, "libkernel", 1, 1,
                  _sceKernelRtldSetApplicationHeapAPI);
     LIB_FUNCTION("wzvqT4UqKX8", "libkernel", 1, "libkernel", 1, 1, sceKernelLoadStartModule);

src/core/libraries/kernel/memory_management.cpp

@@ -173,6 +173,12 @@ int PS4_SYSV_ABI sceKernelDirectMemoryQuery(u64 offset, int flags, OrbisQueryInf
     return memory->DirectMemoryQuery(offset, flags == 1, query_info);
 }
 
+s32 PS4_SYSV_ABI sceKernelAvailableFlexibleMemorySize(size_t* sizeOut) {
+    auto* memory = Core::Memory::Instance();
+    *sizeOut = 448_MB - memory->GetTotalFlexibleUsage();
+    return ORBIS_OK;
+}
+
 void PS4_SYSV_ABI _sceKernelRtldSetApplicationHeapAPI(void* func) {
     auto* linker = Common::Singleton<Core::Linker>::Instance();
     linker->SetHeapApiFunc(func);

src/core/libraries/kernel/memory_management.h

@@ -78,6 +78,7 @@ int PS4_SYSV_ABI sceKernelQueryMemoryProtection(void* addr, void** start, void**
 
 int PS4_SYSV_ABI sceKernelDirectMemoryQuery(u64 offset, int flags, OrbisQueryInfo* query_info,
                                             size_t infoSize);
+s32 PS4_SYSV_ABI sceKernelAvailableFlexibleMemorySize(size_t* sizeOut);
 void PS4_SYSV_ABI _sceKernelRtldSetApplicationHeapAPI(void* func);
 
 } // namespace Libraries::Kernel

src/core/memory.h

@@ -124,6 +124,10 @@ public:
         instance = instance_;
     }
 
+    size_t GetTotalFlexibleUsage() const noexcept {
+        return total_flexible_usage;
+    }
+
     PAddr Allocate(PAddr search_start, PAddr search_end, size_t size, u64 alignment,
                    int memory_type);
 

src/emulator.cpp

@@ -139,7 +139,7 @@ void Emulator::LoadSystemModules(const std::filesystem::path& file) {
     const auto& sys_module_path = Common::FS::GetUserPath(Common::FS::PathType::SysModuleDir);
     for (const auto& entry : std::filesystem::directory_iterator(sys_module_path)) {
         if (entry.path().filename() == "libSceNgs2.sprx" ||
-            entry.path().filename() == "libSceLibcInternal.sprx") {
+            entry.path().filename() == "libSceLibcInternal.sprx" || entry.path().filename() == "libSceDiscMap.sprx") {
             LOG_INFO(Loader, "Loading {}", entry.path().string().c_str());
             linker->LoadModule(entry.path());
         }