connectToPort stub, acknowledge configuration memory

CMakeLists.txt

@@ -54,6 +54,7 @@ set(KERNEL_SOURCE_FILES src/core/kernel/kernel.cpp src/core/kernel/resource_limi
 set(HEADER_FILES include/emulator.hpp include/helpers.hpp include/opengl.hpp include/termcolor.hpp
                  include/cpu.hpp include/cpu_dynarmic.hpp include/memory.hpp include/kernel/kernel.hpp
                  include/dynarmic_cp15.hpp include/kernel/resource_limits.hpp include/kernel/kernel_types.hpp
+                 include/kernel/config_mem.hpp
 )
 
 set(THIRD_PARTY_SOURCE_FILES third_party/imgui/imgui.cpp

include/kernel/config_mem.hpp

@@ -0,0 +1,10 @@
+#pragma once
+#include "helpers.hpp"
+
+// Configuration memory addresses
+namespace ConfigMem {
+	enum : u32 {
+		KernelVersionMinor = 0x1FF80002,
+		KernelVersionMajor = 0x1FF80003
+	};
+}

include/kernel/kernel.hpp

@@ -59,6 +59,7 @@ class Kernel {
 	void getResourceLimitLimitValues();
 	void getResourceLimitCurrentValues();
 	void svcCloseHandle();
+	void connectToPort();
 
 public:
 	Kernel(std::array<u32, 16>& regs, Memory& mem) : regs(regs), mem(mem), handleCounter(0) {

src/core/kernel/kernel.cpp

@@ -7,6 +7,7 @@ void Kernel::serviceSVC(u32 svc) {
 		case 0x01: controlMemory(); break;
 		case 0x21: createAddressArbiter(); break;
 		case 0x23: svcCloseHandle(); break;
+		case 0x2D: connectToPort(); break;
 		case 0x38: getResourceLimit(); break;
 		case 0x39: getResourceLimitLimitValues(); break;
 		case 0x3A: getResourceLimitCurrentValues(); break;
@@ -64,6 +65,14 @@ void Kernel::svcCloseHandle() {
 	regs[0] = SVCResult::Success;
 }
 
+void Kernel::connectToPort() {
+	const u32 handlePointer = regs[0];
+	const char* port = static_cast<const char*>(mem.getReadPointer(regs[1]));
+
+	printf("ConnectToPort(handle pointer = %08X, port = \"%s\")\n", handlePointer, port);
+	Helpers::panic("Unimplemented IPC");
+}
+
 std::string Kernel::getProcessName(u32 pid) {
 	if (pid == KernelHandles::CurrentProcess) {
 		return "current";

src/core/memory.cpp

@@ -1,6 +1,8 @@
 #include "memory.hpp"
+#include "config_mem.hpp"
 #include <cassert>
 
+
 Memory::Memory() {
 	fcram = new uint8_t[FCRAM_SIZE]();
 	readTable.resize(totalPageCount, 0);
@@ -122,7 +124,10 @@ u8 Memory::read8(u32 vaddr) {
 		return *(u8*)(pointer + offset);
 	}
 	else {
-		Helpers::panic("Unimplemented 8-bit read, addr: %08X", vaddr);
+		switch (vaddr) {
+			case ConfigMem::KernelVersionMinor: return 38;
+			default: Helpers::panic("Unimplemented 8-bit read, addr: %08X", vaddr);
+		}
 	}
 }