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-rw-r--r--src/core/hle/kernel/process_capability.cpp31
-rw-r--r--src/core/hle/kernel/process_capability.h10
2 files changed, 40 insertions, 1 deletions
diff --git a/src/core/hle/kernel/process_capability.cpp b/src/core/hle/kernel/process_capability.cpp
index 8d787547b..9f513b25b 100644
--- a/src/core/hle/kernel/process_capability.cpp
+++ b/src/core/hle/kernel/process_capability.cpp
@@ -205,7 +205,36 @@ void ProcessCapabilities::Clear() {
}
ResultCode ProcessCapabilities::HandlePriorityCoreNumFlags(u32 flags) {
- // TODO: Implement
+ if (priority_mask != 0 || core_mask != 0) {
+ return ERR_INVALID_CAPABILITY_DESCRIPTOR;
+ }
+
+ const u32 core_num_min = (flags >> 16) & 0xFF;
+ const u32 core_num_max = (flags >> 24) & 0xFF;
+ if (core_num_min > core_num_max) {
+ return ERR_INVALID_COMBINATION;
+ }
+
+ const u32 priority_min = (flags >> 10) & 0x3F;
+ const u32 priority_max = (flags >> 4) & 0x3F;
+ if (priority_min > priority_max) {
+ return ERR_INVALID_COMBINATION;
+ }
+
+ // The switch only has 4 usable cores.
+ if (core_num_max >= 4) {
+ return ERR_INVALID_PROCESSOR_ID;
+ }
+
+ const auto make_mask = [](u64 min, u64 max) {
+ const u64 range = max - min + 1;
+ const u64 mask = (1ULL << range) - 1;
+
+ return mask << min;
+ };
+
+ core_mask = make_mask(core_num_min, core_num_max);
+ priority_mask = make_mask(priority_min, priority_max);
return RESULT_SUCCESS;
}
diff --git a/src/core/hle/kernel/process_capability.h b/src/core/hle/kernel/process_capability.h
index 5cff10476..4b27ee8b9 100644
--- a/src/core/hle/kernel/process_capability.h
+++ b/src/core/hle/kernel/process_capability.h
@@ -122,6 +122,16 @@ public:
///
void InitializeForMetadatalessProcess();
+ /// Gets the allowable core mask
+ u64 GetCoreMask() const {
+ return core_mask;
+ }
+
+ /// Gets the allowable priority mask
+ u64 GetPriorityMask() const {
+ return priority_mask;
+ }
+
private:
/// Attempts to parse a given sequence of capability descriptors.
///