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kern: implement SvcSignalToAddress, SvcWaitForAddress

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This commit is contained in:
Michael Scire
2020-07-16 19:06:48 -07:00
committed by SciresM
parent a0cc22302c
commit 8d507aa5a1
7 changed files with 292 additions and 16 deletions
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18
libraries/libmesosphere/include/mesosphere/kern_k_thread.hpp
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@@ -147,7 +147,7 @@ namespace ams::kern {
KLightLock *waiting_lock{};
uintptr_t condvar_key{};
uintptr_t entrypoint{};
KProcessAddress arbiter_key{};
KProcessAddress address_key{};
KProcess *parent{};
void *kernel_stack_top{};
u32 *light_ipc_data{};
@@ -175,7 +175,7 @@ namespace ams::kern {
KThread *lock_owner{};
ConditionVariableThreadTree *condvar_tree{};
uintptr_t debug_params[3]{};
u32 arbiter_value{};
u32 address_key_value{};
u32 suspend_request_flags{};
u32 suspend_allowed_flags{};
Result wait_result;
@@ -304,6 +304,7 @@ namespace ams::kern {
NOINLINE KThreadContext *GetContextForSchedulerLoop();
constexpr uintptr_t GetConditionVariableKey() const { return this->condvar_key; }
constexpr uintptr_t GetAddressArbiterKey() const { return this->condvar_key; }
constexpr void SetupForConditionVariableCompare(uintptr_t cv_key, int priority) {
this->condvar_key = cv_key;
@@ -314,6 +315,11 @@ namespace ams::kern {
this->condvar_tree = nullptr;
}
constexpr void SetupForAddressArbiterCompare(uintptr_t address, int priority) {
this->condvar_key = address;
this->priority = priority;
}
constexpr void SetAddressArbiter(ConditionVariableThreadTree *tree, uintptr_t address) {
this->condvar_tree = tree;
this->condvar_key = address;
@@ -349,10 +355,10 @@ namespace ams::kern {
void RemoveWaiter(KThread *thread);
KThread *RemoveWaiterByKey(s32 *out_num_waiters, KProcessAddress key);
constexpr KProcessAddress GetAddressKey() const { return this->arbiter_key; }
constexpr u32 GetAddressKeyValue() const { return this->arbiter_value; }
constexpr void SetAddressKey(KProcessAddress key) { this->arbiter_key = key; }
constexpr void SetAddressKey(KProcessAddress key, u32 val) { this->arbiter_key = key; this->arbiter_value = val; }
constexpr KProcessAddress GetAddressKey() const { return this->address_key; }
constexpr u32 GetAddressKeyValue() const { return this->address_key_value; }
constexpr void SetAddressKey(KProcessAddress key) { this->address_key = key; }
constexpr void SetAddressKey(KProcessAddress key, u32 val) { this->address_key = key; this->address_key_value = val; }
constexpr void SetLockOwner(KThread *owner) { this->lock_owner = owner; }
constexpr KThread *GetLockOwner() const { return this->lock_owner; }