From e31425df3877636c098ec7426ebd2067920715cb Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Mon, 24 Feb 2020 22:04:12 -0400 Subject: General: Recover Prometheus project from harddrive failure This commit: Implements CPU Interrupts, Replaces Cycle Timing for Host Timing, Reworks the Kernel's Scheduler, Introduce Idle State and Suspended State, Recreates the bootmanager, Initializes Multicore system. --- src/core/cpu_manager.h | 49 +++++++++++++++++++++++++++++++++++++------------ 1 file changed, 37 insertions(+), 12 deletions(-) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index 97554d1bb..8103ae857 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -5,12 +5,18 @@ #pragma once #include +#include #include +#include #include "core/hardware_properties.h" +namespace Common { +class Event; +class Fiber; +} // namespace Common + namespace Core { -class CoreManager; class System; class CpuManager { @@ -27,21 +33,40 @@ public: void Initialize(); void Shutdown(); - CoreManager& GetCoreManager(std::size_t index); - const CoreManager& GetCoreManager(std::size_t index) const; + void Pause(bool paused); + + std::function GetGuestThreadStartFunc(); + std::function GetIdleThreadStartFunc(); + std::function GetSuspendThreadStartFunc(); + void* GetStartFuncParamater(); - CoreManager& GetCurrentCoreManager(); - const CoreManager& GetCurrentCoreManager() const; +private: + static void GuestThreadFunction(void* cpu_manager); + static void IdleThreadFunction(void* cpu_manager); + static void SuspendThreadFunction(void* cpu_manager); - std::size_t GetActiveCoreIndex() const { - return active_core; - } + void RunGuestThread(); + void RunIdleThread(); + void RunSuspendThread(); - void RunLoop(bool tight_loop); + static void ThreadStart(CpuManager& cpu_manager, std::size_t core); -private: - std::array, Hardware::NUM_CPU_CORES> core_managers; - std::size_t active_core{}; ///< Active core, only used in single thread mode + void RunThread(std::size_t core); + + struct CoreData { + std::shared_ptr host_context; + std::unique_ptr enter_barrier; + std::unique_ptr exit_barrier; + std::atomic is_running; + std::atomic is_paused; + std::atomic initialized; + std::unique_ptr host_thread; + }; + + std::atomic running_mode{}; + std::atomic paused_state{}; + + std::array core_data{}; System& system; }; -- cgit v1.2.3 From 04e0f8776c26930d7dc8015e53914b11bf1929c1 Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Thu, 27 Feb 2020 19:12:41 -0400 Subject: General: Add better safety for JIT use. --- src/core/cpu_manager.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index 8103ae857..e83ab20f9 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -42,10 +42,12 @@ public: private: static void GuestThreadFunction(void* cpu_manager); + static void GuestRewindFunction(void* cpu_manager); static void IdleThreadFunction(void* cpu_manager); static void SuspendThreadFunction(void* cpu_manager); void RunGuestThread(); + void RunGuestLoop(); void RunIdleThread(); void RunSuspendThread(); -- cgit v1.2.3 From ab9aae28bf5daa5fa7105bb4ef41b6d0b3c9cdc1 Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Sun, 8 Mar 2020 22:39:41 -0400 Subject: General: Initial Setup for Single Core. --- src/core/cpu_manager.h | 30 ++++++++++++++++++++++++++---- 1 file changed, 26 insertions(+), 4 deletions(-) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index e83ab20f9..1e81481ec 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -30,6 +30,10 @@ public: CpuManager& operator=(const CpuManager&) = delete; CpuManager& operator=(CpuManager&&) = delete; + /// Sets if emulation is multicore or single core, must be set before Initialize + void SetMulticore(bool is_multicore) { + this->is_multicore = is_multicore; + } void Initialize(); void Shutdown(); @@ -40,21 +44,34 @@ public: std::function GetSuspendThreadStartFunc(); void* GetStartFuncParamater(); + std::size_t CurrentCore() const { + return current_core; + } + private: static void GuestThreadFunction(void* cpu_manager); static void GuestRewindFunction(void* cpu_manager); static void IdleThreadFunction(void* cpu_manager); static void SuspendThreadFunction(void* cpu_manager); - void RunGuestThread(); - void RunGuestLoop(); - void RunIdleThread(); - void RunSuspendThread(); + void MultiCoreRunGuestThread(); + void MultiCoreRunGuestLoop(); + void MultiCoreRunIdleThread(); + void MultiCoreRunSuspendThread(); + void MultiCorePause(bool paused); + + void SingleCoreRunGuestThread(); + void SingleCoreRunGuestLoop(); + void SingleCoreRunIdleThread(); + void SingleCoreRunSuspendThread(); + void SingleCorePause(bool paused); static void ThreadStart(CpuManager& cpu_manager, std::size_t core); void RunThread(std::size_t core); + void PreemptSingleCore(); + struct CoreData { std::shared_ptr host_context; std::unique_ptr enter_barrier; @@ -70,6 +87,11 @@ private: std::array core_data{}; + bool is_multicore{}; + std::size_t current_core{}; + std::size_t preemption_count{}; + static constexpr std::size_t max_cycle_runs = 5; + System& system; }; -- cgit v1.2.3 From a439cdf22ea50f0e39cb51f6dff15fee3b495d16 Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Tue, 10 Mar 2020 11:50:33 -0400 Subject: CPU_Manager: Unload/Reload threads on preemption on SingleCore --- src/core/cpu_manager.h | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index 1e81481ec..ff1935d5c 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -5,6 +5,7 @@ #pragma once #include +#include #include #include #include @@ -45,7 +46,7 @@ public: void* GetStartFuncParamater(); std::size_t CurrentCore() const { - return current_core; + return current_core.load(); } private: @@ -88,7 +89,7 @@ private: std::array core_data{}; bool is_multicore{}; - std::size_t current_core{}; + std::atomic current_core{}; std::size_t preemption_count{}; static constexpr std::size_t max_cycle_runs = 5; -- cgit v1.2.3 From d494b074e8afd3aff7b65afc7b977496be06ccc9 Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Tue, 10 Mar 2020 13:13:39 -0400 Subject: Kernel: Preempt Single core on redudant yields. --- src/core/cpu_manager.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index ff1935d5c..c0e454a7d 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -45,6 +45,8 @@ public: std::function GetSuspendThreadStartFunc(); void* GetStartFuncParamater(); + void PreemptSingleCore(); + std::size_t CurrentCore() const { return current_core.load(); } @@ -71,8 +73,6 @@ private: void RunThread(std::size_t core); - void PreemptSingleCore(); - struct CoreData { std::shared_ptr host_context; std::unique_ptr enter_barrier; -- cgit v1.2.3 From 5d3a2be04f265c2d6a8687431593029f7329060f Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Sun, 15 Mar 2020 21:34:22 -0400 Subject: GUI: Make multicore only work with Async and add GUI for multicore. --- src/core/cpu_manager.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index c0e454a7d..37cef2b12 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -16,6 +16,10 @@ class Event; class Fiber; } // namespace Common +namespace Core::Frontend { +class EmuWindow; +} // namespace Core::Frontend + namespace Core { class System; @@ -35,6 +39,12 @@ public: void SetMulticore(bool is_multicore) { this->is_multicore = is_multicore; } + + /// Sets if emulation is using an asynchronous GPU. + void SetAsyncGpu(bool is_async_gpu) { + this->is_async_gpu = is_async_gpu; + } + void Initialize(); void Shutdown(); @@ -51,6 +61,8 @@ public: return current_core.load(); } + void SetRenderWindow(Core::Frontend::EmuWindow& render_window); + private: static void GuestThreadFunction(void* cpu_manager); static void GuestRewindFunction(void* cpu_manager); @@ -88,10 +100,12 @@ private: std::array core_data{}; + bool is_async_gpu{}; bool is_multicore{}; std::atomic current_core{}; std::size_t preemption_count{}; static constexpr std::size_t max_cycle_runs = 5; + Core::Frontend::EmuWindow* render_window; System& system; }; -- cgit v1.2.3 From f2ade343e2492c213ac93680a55e9bed712dac9a Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Thu, 19 Mar 2020 13:09:32 -0400 Subject: SingleCore: Move Host Timing from a sepparate thread to main cpu thread. --- src/core/cpu_manager.h | 1 + 1 file changed, 1 insertion(+) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index 37cef2b12..e6b8612f0 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -104,6 +104,7 @@ private: bool is_multicore{}; std::atomic current_core{}; std::size_t preemption_count{}; + std::size_t idle_count{}; static constexpr std::size_t max_cycle_runs = 5; Core::Frontend::EmuWindow* render_window; -- cgit v1.2.3 From f5e32935ca9d1727624c86ca78aff91027caf819 Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Sat, 28 Mar 2020 15:23:28 -0400 Subject: SingleCore: Use Cycle Timing instead of Host Timing. --- src/core/cpu_manager.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index e6b8612f0..ae55d6427 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -55,7 +55,7 @@ public: std::function GetSuspendThreadStartFunc(); void* GetStartFuncParamater(); - void PreemptSingleCore(); + void PreemptSingleCore(bool from_running_enviroment = true); std::size_t CurrentCore() const { return current_core.load(); -- cgit v1.2.3 From ad92865497f83fe4c19cd9ab78cce9da1a8c3a6c Mon Sep 17 00:00:00 2001 From: Fernando Sahmkow Date: Fri, 3 Apr 2020 11:58:43 -0400 Subject: General: Correct rebase, sync gpu and context management. --- src/core/cpu_manager.h | 7 ------- 1 file changed, 7 deletions(-) (limited to 'src/core/cpu_manager.h') diff --git a/src/core/cpu_manager.h b/src/core/cpu_manager.h index ae55d6427..35929ed94 100644 --- a/src/core/cpu_manager.h +++ b/src/core/cpu_manager.h @@ -16,10 +16,6 @@ class Event; class Fiber; } // namespace Common -namespace Core::Frontend { -class EmuWindow; -} // namespace Core::Frontend - namespace Core { class System; @@ -61,8 +57,6 @@ public: return current_core.load(); } - void SetRenderWindow(Core::Frontend::EmuWindow& render_window); - private: static void GuestThreadFunction(void* cpu_manager); static void GuestRewindFunction(void* cpu_manager); @@ -106,7 +100,6 @@ private: std::size_t preemption_count{}; std::size_t idle_count{}; static constexpr std::size_t max_cycle_runs = 5; - Core::Frontend::EmuWindow* render_window; System& system; }; -- cgit v1.2.3