From 18123ff958b0a4d877dab45a54637245c3b296ba Mon Sep 17 00:00:00 2001 From: Liam Date: Thu, 10 Nov 2022 19:17:54 -0500 Subject: gdbstub: add ams monitor commands --- src/core/hle/kernel/k_page_table.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'src/core/hle/kernel') diff --git a/src/core/hle/kernel/k_page_table.h b/src/core/hle/kernel/k_page_table.h index 950850291..f1ca785d7 100644 --- a/src/core/hle/kernel/k_page_table.h +++ b/src/core/hle/kernel/k_page_table.h @@ -320,6 +320,9 @@ public: constexpr VAddr GetAliasCodeRegionStart() const { return m_alias_code_region_start; } + constexpr VAddr GetAliasCodeRegionEnd() const { + return m_alias_code_region_end; + } constexpr VAddr GetAliasCodeRegionSize() const { return m_alias_code_region_end - m_alias_code_region_start; } -- cgit v1.2.3 From 651f6598ac8a980700c330f382d711f7429571a8 Mon Sep 17 00:00:00 2001 From: Liam Date: Sat, 12 Nov 2022 11:02:07 -0500 Subject: kernel: implement FlushProcessDataCache --- src/core/hle/kernel/svc.cpp | 26 ++++++++++++++++++-------- src/core/hle/kernel/svc_wrap.h | 8 ++++++++ 2 files changed, 26 insertions(+), 8 deletions(-) (limited to 'src/core/hle/kernel') diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index 9962ad171..e520cab47 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -2701,14 +2701,24 @@ static Result GetThreadList(Core::System& system, u32* out_num_threads, VAddr ou return ResultSuccess; } -static Result FlushProcessDataCache32([[maybe_unused]] Core::System& system, - [[maybe_unused]] Handle handle, [[maybe_unused]] u32 address, - [[maybe_unused]] u32 size) { - // Note(Blinkhawk): For emulation purposes of the data cache this is mostly a no-op, - // as all emulation is done in the same cache level in host architecture, thus data cache - // does not need flushing. - LOG_DEBUG(Kernel_SVC, "called"); - return ResultSuccess; +static Result FlushProcessDataCache32(Core::System& system, Handle process_handle, u64 address, + u64 size) { + // Validate address/size. + R_UNLESS(size > 0, ResultInvalidSize); + R_UNLESS(address == static_cast(address), ResultInvalidCurrentMemory); + R_UNLESS(size == static_cast(size), ResultInvalidCurrentMemory); + + // Get the process from its handle. + KScopedAutoObject process = + system.Kernel().CurrentProcess()->GetHandleTable().GetObject(process_handle); + R_UNLESS(process.IsNotNull(), ResultInvalidHandle); + + // Verify the region is within range. + auto& page_table = process->PageTable(); + R_UNLESS(page_table.Contains(address, size), ResultInvalidCurrentMemory); + + // Perform the operation. + R_RETURN(system.Memory().FlushDataCache(*process, address, size)); } namespace { diff --git a/src/core/hle/kernel/svc_wrap.h b/src/core/hle/kernel/svc_wrap.h index 272c54cf7..3730937fe 100644 --- a/src/core/hle/kernel/svc_wrap.h +++ b/src/core/hle/kernel/svc_wrap.h @@ -722,4 +722,12 @@ void SvcWrap32(Core::System& system) { FuncReturn(system, retval); } +// Used by Invalidate/Store/FlushProcessDataCache32 +template +void SvcWrap32(Core::System& system) { + const u64 address = (Param(system, 3) << 32) | Param(system, 2); + const u64 size = (Param(system, 4) << 32) | Param(system, 1); + FuncReturn32(system, func(system, Param32(system, 0), address, size).raw); +} + } // namespace Kernel -- cgit v1.2.3 From 6fa3faec658893c9fae19116232d24dac08babc7 Mon Sep 17 00:00:00 2001 From: Kyle Kienapfel Date: Fri, 11 Nov 2022 04:12:37 -0800 Subject: Add break for default cases Visual Studio has an option to search all files in a solution, so I did a search in there for "default:" looking for any missing break statements. I've left out default statements that return something, and that throw something, even if via ThrowInvalidType. UNREACHABLE leads towards throw R_THROW macro leads towards a return --- src/core/hle/kernel/init/init_slab_setup.cpp | 1 + src/core/hle/kernel/k_page_table.cpp | 3 +++ src/core/hle/kernel/k_process.cpp | 1 + 3 files changed, 5 insertions(+) (limited to 'src/core/hle/kernel') diff --git a/src/core/hle/kernel/init/init_slab_setup.cpp b/src/core/hle/kernel/init/init_slab_setup.cpp index bda098511..7b363eb1e 100644 --- a/src/core/hle/kernel/init/init_slab_setup.cpp +++ b/src/core/hle/kernel/init/init_slab_setup.cpp @@ -243,6 +243,7 @@ void InitializeSlabHeaps(Core::System& system, KMemoryLayout& memory_layout) { // If we somehow get an invalid type, abort. default: ASSERT_MSG(false, "Unknown slab type: {}", slab_types[i]); + break; } // If we've hit the end of a gap, free it. diff --git a/src/core/hle/kernel/k_page_table.cpp b/src/core/hle/kernel/k_page_table.cpp index 5387bf5fe..612fc76fa 100644 --- a/src/core/hle/kernel/k_page_table.cpp +++ b/src/core/hle/kernel/k_page_table.cpp @@ -2301,6 +2301,7 @@ Result KPageTable::SetProcessMemoryPermission(VAddr addr, size_t size, break; default: ASSERT(false); + break; } } @@ -2803,6 +2804,7 @@ Result KPageTable::Operate(VAddr addr, size_t num_pages, const KPageGroup& page_ break; default: ASSERT(false); + break; } addr += size; @@ -2838,6 +2840,7 @@ Result KPageTable::Operate(VAddr addr, size_t num_pages, KMemoryPermission perm, break; default: ASSERT(false); + break; } R_SUCCEED(); } diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index 55a9c5fae..d1dc62401 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -395,6 +395,7 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std: default: ASSERT(false); + break; } // Create TLS region -- cgit v1.2.3