sys_process_get_sdk_version rough implementation

rpcs3/Emu/SysCalls/lv2/sys_process.cpp

@@ -10,10 +10,16 @@ SysCallBase sc_p("Process");
 
 sysProcessObjects_t procObjects;
 
+s32 process_getpid()
+{
+	// TODO: get current process id
+	return 1;
+}
+
 s32 sys_process_getpid()
 {
 	sc_p.Log("sys_process_getpid() -> 1");
-	return 1;
+	return process_getpid();
 }
 
 s32 sys_process_getppid()
@@ -228,12 +234,29 @@ s32 sys_process_get_paramsfo(mem8_ptr_t buffer)
 	return CELL_OK;*/
 }
 
+s32 process_get_sdk_version(u32 pid, s32& ver)
+{
+	// TODO: get correct SDK version for selected pid
+	ver = Emu.m_sdk_version;
+
+	return CELL_OK;
+}
+
 s32 sys_process_get_sdk_version(u32 pid, mem32_t version)
 {
 	sc_p.Warning("sys_process_get_sdk_version(pid=%d, version_addr=0x%x)", pid, version.GetAddr());
 
-	version = 0x360001; // TODO
+	s32 sdk_ver;
-	return CELL_OK;
+	s32 ret = process_get_sdk_version(pid, sdk_ver);
+	if (ret != CELL_OK)
+	{
+		return ret; // error code
+	}
+	else
+	{
+		version = sdk_ver;
+		return CELL_OK;
+	}
 }
 
 s32 sys_process_kill(u32 pid)

rpcs3/Emu/SysCalls/lv2/sys_process.h

@@ -51,6 +51,10 @@ struct sysProcessObjects_t
 // Extern
 extern sysProcessObjects_t procObjects;
 
+// Auxiliary functions
+s32 process_getpid();
+s32 process_get_sdk_version(u32 pid, s32& ver);
+
 // SysCalls
 s32 sys_process_getpid();
 s32 sys_process_getppid();

rpcs3/Emu/System.cpp

@@ -16,7 +16,7 @@
 
 #include "Emu/CPU/CPUThreadManager.h" //gui dependency
 
-#include "../Loader/PSF.h"
+#include "Loader/PSF.h"
 
 #include "../Crypto/unself.h"
 #include <cstdlib>
@@ -270,6 +270,26 @@ void Emulator::Load()
 		return;
 	}
 
+	// setting default values
+	Emu.m_sdk_version = -1; // possibly "unknown" value
+
+	// trying to load some info from PARAM.SFO
+	vfsFile f2("/app_home/PARAM.SFO");
+	if (f2.IsOpened())
+	{
+		PSFLoader psf(f2);
+		if (psf.Load(false))
+		{
+			std::string version = psf.GetString("PS3_SYSTEM_VER");
+
+			const size_t dot = version.find('.');
+			if (dot != std::string::npos)
+			{
+				Emu.m_sdk_version = (std::stoi(version, nullptr, 16) << 20) | ((std::stoi(version.substr(dot + 1), nullptr, 16) & 0xffff) << 4) | 1;
+			}
+		}
+	}
+
 	LoadPoints(BreakPointsDBName);
 
 	CPUThread& thread = GetCPU().AddThread(thread_type);

rpcs3/Emu/System.h

@@ -106,6 +106,7 @@ public:
 	std::string m_path;
 	std::string m_elf_path;
 	std::string m_title_id;
+	s32 m_sdk_version;
 
 	Emulator();