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-rw-r--r--src/core/hle/kernel/process.h21
-rw-r--r--src/core/hle/kernel/svc.cpp25
-rw-r--r--src/core/hle/kernel/svc_wrap.h8
3 files changed, 50 insertions, 4 deletions
diff --git a/src/core/hle/kernel/process.h b/src/core/hle/kernel/process.h
index 73ec01e11..f2816943a 100644
--- a/src/core/hle/kernel/process.h
+++ b/src/core/hle/kernel/process.h
@@ -24,6 +24,7 @@ class ProgramMetadata;
namespace Kernel {
class KernelCore;
+class ResourceLimit;
struct AddressMapping {
// Address and size must be page-aligned
@@ -57,9 +58,23 @@ union ProcessFlags {
BitField<12, 1, u16> loaded_high; ///< Application loaded high (not at 0x00100000).
};
-enum class ProcessStatus { Created, Running, Exited };
-
-class ResourceLimit;
+/**
+ * Indicates the status of a Process instance.
+ *
+ * @note These match the values as used by kernel,
+ * so new entries should only be added if RE
+ * shows that a new value has been introduced.
+ */
+enum class ProcessStatus {
+ Created,
+ CreatedWithDebuggerAttached,
+ Running,
+ WaitingForDebuggerToAttach,
+ DebuggerAttached,
+ Exiting,
+ Exited,
+ DebugBreak,
+};
struct CodeSet final {
struct Segment {
diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp
index e406df829..d9d919e18 100644
--- a/src/core/hle/kernel/svc.cpp
+++ b/src/core/hle/kernel/svc.cpp
@@ -1092,6 +1092,29 @@ static ResultCode ClearEvent(Handle handle) {
return RESULT_SUCCESS;
}
+static ResultCode GetProcessInfo(u64* out, Handle process_handle, u32 type) {
+ LOG_DEBUG(Kernel_SVC, "called, handle=0x{:08X}, type=0x{:X}", process_handle, type);
+
+ // This function currently only allows retrieving a process' status.
+ enum class InfoType {
+ Status,
+ };
+
+ const auto& kernel = Core::System::GetInstance().Kernel();
+ const auto process = kernel.HandleTable().Get<Process>(process_handle);
+ if (!process) {
+ return ERR_INVALID_HANDLE;
+ }
+
+ const auto info_type = static_cast<InfoType>(type);
+ if (info_type != InfoType::Status) {
+ return ERR_INVALID_ENUM_VALUE;
+ }
+
+ *out = static_cast<u64>(process->GetStatus());
+ return RESULT_SUCCESS;
+}
+
namespace {
struct FunctionDef {
using Func = void();
@@ -1227,7 +1250,7 @@ static const FunctionDef SVC_Table[] = {
{0x79, nullptr, "CreateProcess"},
{0x7A, nullptr, "StartProcess"},
{0x7B, nullptr, "TerminateProcess"},
- {0x7C, nullptr, "GetProcessInfo"},
+ {0x7C, SvcWrap<GetProcessInfo>, "GetProcessInfo"},
{0x7D, nullptr, "CreateResourceLimit"},
{0x7E, nullptr, "SetResourceLimitLimitValue"},
{0x7F, nullptr, "CallSecureMonitor"},
diff --git a/src/core/hle/kernel/svc_wrap.h b/src/core/hle/kernel/svc_wrap.h
index cbb80c3c4..b09753c80 100644
--- a/src/core/hle/kernel/svc_wrap.h
+++ b/src/core/hle/kernel/svc_wrap.h
@@ -77,6 +77,14 @@ void SvcWrap() {
FuncReturn(retval);
}
+template <ResultCode func(u64*, u32, u32)>
+void SvcWrap() {
+ u64 param_1 = 0;
+ u32 retval = func(&param_1, static_cast<u32>(Param(1)), static_cast<u32>(Param(2))).raw;
+ Core::CurrentArmInterface().SetReg(1, param_1);
+ FuncReturn(retval);
+}
+
template <ResultCode func(u32, u64)>
void SvcWrap() {
FuncReturn(func(static_cast<u32>(Param(0)), Param(1)).raw);