1 // Copyright 2017 Citra Emulator Project 2 // Licensed under GPLv2 or any later version 3 // Refer to the license.txt file included. 4 5 #include <catch2/catch.hpp> 6 #include "core/core.h" 7 #include "core/core_timing.h" 8 #include "core/hle/kernel/memory.h" 9 #include "core/hle/kernel/process.h" 10 #include "core/hle/kernel/shared_page.h" 11 #include "core/memory.h" 12 13 TEST_CASE("Memory::IsValidVirtualAddress", "[core][memory]") { 14 Core::Timing timing(1, 100); 15 Memory::MemorySystem memory; 16 Kernel::KernelSystem kernel( __anonbec78d3b0102null17 memory, timing, [] {}, 0, 1, 0); 18 SECTION("these regions should not be mapped on an empty process") { 19 auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0)); 20 CHECK(Memory::IsValidVirtualAddress(*process, Memory::PROCESS_IMAGE_VADDR) == false); 21 CHECK(Memory::IsValidVirtualAddress(*process, Memory::HEAP_VADDR) == false); 22 CHECK(Memory::IsValidVirtualAddress(*process, Memory::LINEAR_HEAP_VADDR) == false); 23 CHECK(Memory::IsValidVirtualAddress(*process, Memory::VRAM_VADDR) == false); 24 CHECK(Memory::IsValidVirtualAddress(*process, Memory::CONFIG_MEMORY_VADDR) == false); 25 CHECK(Memory::IsValidVirtualAddress(*process, Memory::SHARED_PAGE_VADDR) == false); 26 CHECK(Memory::IsValidVirtualAddress(*process, Memory::TLS_AREA_VADDR) == false); 27 } 28 29 SECTION("CONFIG_MEMORY_VADDR and SHARED_PAGE_VADDR should be valid after mapping them") { 30 auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0)); 31 kernel.MapSharedPages(process->vm_manager); 32 CHECK(Memory::IsValidVirtualAddress(*process, Memory::CONFIG_MEMORY_VADDR) == true); 33 CHECK(Memory::IsValidVirtualAddress(*process, Memory::SHARED_PAGE_VADDR) == true); 34 } 35 36 SECTION("special regions should be valid after mapping them") { 37 auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0)); 38 SECTION("VRAM") { 39 kernel.HandleSpecialMapping(process->vm_manager, 40 {Memory::VRAM_VADDR, Memory::VRAM_SIZE, false, false}); 41 CHECK(Memory::IsValidVirtualAddress(*process, Memory::VRAM_VADDR) == true); 42 } 43 44 SECTION("IO (Not yet implemented)") { 45 kernel.HandleSpecialMapping( 46 process->vm_manager, {Memory::IO_AREA_VADDR, Memory::IO_AREA_SIZE, false, false}); 47 CHECK_FALSE(Memory::IsValidVirtualAddress(*process, Memory::IO_AREA_VADDR) == true); 48 } 49 } 50 51 SECTION("Unmapping a VAddr should make it invalid") { 52 auto process = kernel.CreateProcess(kernel.CreateCodeSet("", 0)); 53 kernel.MapSharedPages(process->vm_manager); 54 process->vm_manager.UnmapRange(Memory::CONFIG_MEMORY_VADDR, Memory::CONFIG_MEMORY_SIZE); 55 CHECK(Memory::IsValidVirtualAddress(*process, Memory::CONFIG_MEMORY_VADDR) == false); 56 } 57 } 58