From c3242abe95ec7b4b2279401ed08affb5b3e3e1da Mon Sep 17 00:00:00 2001
From: Sergi Granell <xerpi.g.12@gmail.com>
Date: Tue, 8 Feb 2022 19:46:45 +0100
Subject: kernel: svc: Add OutputDebugString32, CreateCodeMemory32,
 ControlCodeMemory32

Very straightforward, they are just wrappers to the 64-bit version of
the SVC.
---
 src/core/hle/kernel/svc.cpp    | 22 ++++++++++++++++++----
 src/core/hle/kernel/svc_wrap.h | 22 ++++++++++++++++++++++
 2 files changed, 40 insertions(+), 4 deletions(-)

(limited to 'src/core/hle/kernel')

diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index 3a2c9d18d..9836809f2 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -645,6 +645,10 @@ static void OutputDebugString(Core::System& system, VAddr address, u64 len) {
     LOG_DEBUG(Debug_Emulated, "{}", str);
 }
 
+static void OutputDebugString32(Core::System& system, u32 address, u32 len) {
+    OutputDebugString(system, address, len);
+}
+
 /// Gets system/memory information for the current process
 static ResultCode GetInfo(Core::System& system, u64* result, u64 info_id, Handle handle,
                           u64 info_sub_id) {
@@ -1404,7 +1408,7 @@ static ResultCode UnmapProcessMemory(Core::System& system, VAddr dst_address, Ha
 }
 
 static ResultCode CreateCodeMemory(Core::System& system, Handle* out, VAddr address, size_t size) {
-    LOG_TRACE(Kernel_SVC, "called, handle_out=0x{:X}, address=0x{:X}, size=0x{:X}",
+    LOG_TRACE(Kernel_SVC, "called, handle_out={}, address=0x{:X}, size=0x{:X}",
               static_cast<void*>(out), address, size);
     // Get kernel instance.
     auto& kernel = system.Kernel();
@@ -1438,6 +1442,10 @@ static ResultCode CreateCodeMemory(Core::System& system, Handle* out, VAddr addr
     return ResultSuccess;
 }
 
+static ResultCode CreateCodeMemory32(Core::System& system, Handle* out, u32 address, u32 size) {
+    return CreateCodeMemory(system, out, address, size);
+}
+
 static ResultCode ControlCodeMemory(Core::System& system, Handle code_memory_handle, u32 operation,
                                     VAddr address, size_t size, Svc::MemoryPermission perm) {
 
@@ -1517,6 +1525,12 @@ static ResultCode ControlCodeMemory(Core::System& system, Handle code_memory_han
     return ResultSuccess;
 }
 
+static ResultCode ControlCodeMemory32(Core::System& system, Handle code_memory_handle,
+                                      u32 operation, u64 address, u64 size,
+                                      Svc::MemoryPermission perm) {
+    return ControlCodeMemory(system, code_memory_handle, operation, address, size, perm);
+}
+
 static ResultCode QueryProcessMemory(Core::System& system, VAddr memory_info_address,
                                      VAddr page_info_address, Handle process_handle,
                                      VAddr address) {
@@ -2598,7 +2612,7 @@ static const FunctionDef SVC_Table_32[] = {
     {0x24, SvcWrap32<GetProcessId32>, "GetProcessId32"},
     {0x25, SvcWrap32<GetThreadId32>, "GetThreadId32"},
     {0x26, SvcWrap32<Break32>, "Break32"},
-    {0x27, nullptr, "OutputDebugString32"},
+    {0x27, SvcWrap32<OutputDebugString32>, "OutputDebugString32"},
     {0x28, nullptr, "ReturnFromException32"},
     {0x29, SvcWrap32<GetInfo32>, "GetInfo32"},
     {0x2a, nullptr, "FlushEntireDataCache32"},
@@ -2634,8 +2648,8 @@ static const FunctionDef SVC_Table_32[] = {
     {0x48, nullptr, "MapPhysicalMemoryUnsafe32"},
     {0x49, nullptr, "UnmapPhysicalMemoryUnsafe32"},
     {0x4a, nullptr, "SetUnsafeLimit32"},
-    {0x4b, nullptr, "CreateCodeMemory32"},
-    {0x4c, nullptr, "ControlCodeMemory32"},
+    {0x4b, SvcWrap32<CreateCodeMemory32>, "CreateCodeMemory32"},
+    {0x4c, SvcWrap32<ControlCodeMemory32>, "ControlCodeMemory32"},
     {0x4d, nullptr, "SleepSystem32"},
     {0x4e, nullptr, "ReadWriteRegister32"},
     {0x4f, nullptr, "SetProcessActivity32"},
diff --git a/src/core/hle/kernel/svc_wrap.h b/src/core/hle/kernel/svc_wrap.h
index a60adfcab..d309f166c 100644
--- a/src/core/hle/kernel/svc_wrap.h
+++ b/src/core/hle/kernel/svc_wrap.h
@@ -669,4 +669,26 @@ void SvcWrap32(Core::System& system) {
     FuncReturn(system, retval);
 }
 
+// Used by CreateCodeMemory32
+template <ResultCode func(Core::System&, Handle*, u32, u32)>
+void SvcWrap32(Core::System& system) {
+    Handle handle = 0;
+
+    const u32 retval = func(system, &handle, Param32(system, 1), Param32(system, 2)).raw;
+
+    system.CurrentArmInterface().SetReg(1, handle);
+    FuncReturn(system, retval);
+}
+
+// Used by ControlCodeMemory32
+template <ResultCode func(Core::System&, Handle, u32, u64, u64, Svc::MemoryPermission)>
+void SvcWrap32(Core::System& system) {
+    const u32 retval =
+        func(system, Param32(system, 0), Param32(system, 1), Param(system, 2), Param(system, 4),
+             static_cast<Svc::MemoryPermission>(Param32(system, 6)))
+            .raw;
+
+    FuncReturn(system, retval);
+}
+
 } // namespace Kernel
-- 
cgit v1.2.3