From c7019db6f49edae8431480d7a58d47df760d2871 Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 21 Feb 2022 12:29:19 -0800 Subject: core: hle: kernel: KResourceLimit: Add a helper function for creating a KResourceLimit for a process. --- src/core/hle/kernel/k_resource_limit.cpp | 19 +++++++++++++++++++ src/core/hle/kernel/k_resource_limit.h | 3 +++ 2 files changed, 22 insertions(+) (limited to 'src/core/hle') diff --git a/src/core/hle/kernel/k_resource_limit.cpp b/src/core/hle/kernel/k_resource_limit.cpp index 0c4bba66b..a84977c68 100644 --- a/src/core/hle/kernel/k_resource_limit.cpp +++ b/src/core/hle/kernel/k_resource_limit.cpp @@ -3,6 +3,7 @@ // Refer to the license.txt file included. #include "common/assert.h" +#include "core/core.h" #include "core/core_timing.h" #include "core/hle/kernel/k_resource_limit.h" #include "core/hle/kernel/svc_results.h" @@ -151,4 +152,22 @@ void KResourceLimit::Release(LimitableResource which, s64 value, s64 hint) { } } +KResourceLimit* CreateResourceLimitForProcess(Core::System& system, s64 physical_memory_size) { + auto* resource_limit = KResourceLimit::Create(system.Kernel()); + resource_limit->Initialize(&system.CoreTiming()); + + // Initialize default resource limit values. + // TODO(bunnei): These values are the system defaults, the limits for service processes are + // lower. These should use the correct limit values. + + ASSERT(resource_limit->SetLimitValue(LimitableResource::PhysicalMemory, physical_memory_size) + .IsSuccess()); + ASSERT(resource_limit->SetLimitValue(LimitableResource::Threads, 800).IsSuccess()); + ASSERT(resource_limit->SetLimitValue(LimitableResource::Events, 900).IsSuccess()); + ASSERT(resource_limit->SetLimitValue(LimitableResource::TransferMemory, 200).IsSuccess()); + ASSERT(resource_limit->SetLimitValue(LimitableResource::Sessions, 1133).IsSuccess()); + + return resource_limit; +} + } // namespace Kernel diff --git a/src/core/hle/kernel/k_resource_limit.h b/src/core/hle/kernel/k_resource_limit.h index fab6005ff..d23d16aa4 100644 --- a/src/core/hle/kernel/k_resource_limit.h +++ b/src/core/hle/kernel/k_resource_limit.h @@ -67,4 +67,7 @@ private: KLightConditionVariable cond_var; const Core::Timing::CoreTiming* core_timing{}; }; + +KResourceLimit* CreateResourceLimitForProcess(Core::System& system, s64 physical_memory_size); + } // namespace Kernel -- cgit v1.2.3 From 57ebcbf2c4574e5d04d5b91ea2918b0d030ac92b Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 21 Feb 2022 12:31:23 -0800 Subject: core: hle: kernel: KEvent: Pass in owner KProcess on event creation. - This is necessary to ensure resource limits are freed from the right process. --- src/core/hle/kernel/k_event.cpp | 14 +++++--------- src/core/hle/kernel/k_event.h | 2 +- src/core/hle/kernel/svc.cpp | 2 +- src/core/hle/service/kernel_helpers.cpp | 2 +- 4 files changed, 8 insertions(+), 12 deletions(-) (limited to 'src/core/hle') diff --git a/src/core/hle/kernel/k_event.cpp b/src/core/hle/kernel/k_event.cpp index 0720efece..2e0e8de80 100644 --- a/src/core/hle/kernel/k_event.cpp +++ b/src/core/hle/kernel/k_event.cpp @@ -14,7 +14,7 @@ KEvent::KEvent(KernelCore& kernel_) KEvent::~KEvent() = default; -void KEvent::Initialize(std::string&& name_) { +void KEvent::Initialize(std::string&& name_, KProcess* owner_) { // Increment reference count. // Because reference count is one on creation, this will result // in a reference count of two. Thus, when both readable and @@ -30,10 +30,8 @@ void KEvent::Initialize(std::string&& name_) { writable_event.Initialize(this, name_ + ":Writable"); // Set our owner process. - owner = kernel.CurrentProcess(); - if (owner) { - owner->Open(); - } + owner = owner_; + owner->Open(); // Mark initialized. name = std::move(name_); @@ -47,10 +45,8 @@ void KEvent::Finalize() { void KEvent::PostDestroy(uintptr_t arg) { // Release the event count resource the owner process holds. KProcess* owner = reinterpret_cast(arg); - if (owner) { - owner->GetResourceLimit()->Release(LimitableResource::Events, 1); - owner->Close(); - } + owner->GetResourceLimit()->Release(LimitableResource::Events, 1); + owner->Close(); } } // namespace Kernel diff --git a/src/core/hle/kernel/k_event.h b/src/core/hle/kernel/k_event.h index 3d3ec99e2..de9732ddf 100644 --- a/src/core/hle/kernel/k_event.h +++ b/src/core/hle/kernel/k_event.h @@ -22,7 +22,7 @@ public: explicit KEvent(KernelCore& kernel_); ~KEvent() override; - void Initialize(std::string&& name); + void Initialize(std::string&& name, KProcess* owner_); void Finalize() override; diff --git a/src/core/hle/kernel/svc.cpp b/src/core/hle/kernel/svc.cpp index 9836809f2..839171e85 100644 --- a/src/core/hle/kernel/svc.cpp +++ b/src/core/hle/kernel/svc.cpp @@ -2332,7 +2332,7 @@ static ResultCode CreateEvent(Core::System& system, Handle* out_write, Handle* o R_UNLESS(event != nullptr, ResultOutOfResource); // Initialize the event. - event->Initialize("CreateEvent"); + event->Initialize("CreateEvent", kernel.CurrentProcess()); // Commit the thread reservation. event_reservation.Commit(); diff --git a/src/core/hle/service/kernel_helpers.cpp b/src/core/hle/service/kernel_helpers.cpp index 62f4cdfb2..d0c7bc0ce 100644 --- a/src/core/hle/service/kernel_helpers.cpp +++ b/src/core/hle/service/kernel_helpers.cpp @@ -43,7 +43,7 @@ Kernel::KEvent* ServiceContext::CreateEvent(std::string&& name) { } // Initialize the event. - event->Initialize(std::move(name)); + event->Initialize(std::move(name), process); // Commit the thread reservation. event_reservation.Commit(); -- cgit v1.2.3 From a74fddc98f5c02b2d0be90c6d87ec3779300ee11 Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 21 Feb 2022 12:33:17 -0800 Subject: core: hle: kernel: KProcess: Pass in KResourceLimit on process creation. - This allows us to have a resource limit per process, rather than use the global system resource limit. --- src/core/hle/kernel/k_process.cpp | 11 +++++------ src/core/hle/kernel/k_process.h | 2 +- src/core/hle/service/kernel_helpers.cpp | 15 ++++++++++++++- 3 files changed, 20 insertions(+), 8 deletions(-) (limited to 'src/core/hle') diff --git a/src/core/hle/kernel/k_process.cpp b/src/core/hle/kernel/k_process.cpp index 85c506979..9233261cd 100644 --- a/src/core/hle/kernel/k_process.cpp +++ b/src/core/hle/kernel/k_process.cpp @@ -123,12 +123,11 @@ private: }; ResultCode KProcess::Initialize(KProcess* process, Core::System& system, std::string process_name, - ProcessType type) { + ProcessType type, KResourceLimit* res_limit) { auto& kernel = system.Kernel(); process->name = std::move(process_name); - - process->resource_limit = kernel.GetSystemResourceLimit(); + process->resource_limit = res_limit; process->status = ProcessStatus::Created; process->program_id = 0; process->process_id = type == ProcessType::KernelInternal ? kernel.CreateNewKernelProcessID() @@ -143,9 +142,6 @@ ResultCode KProcess::Initialize(KProcess* process, Core::System& system, std::st kernel.AppendNewProcess(process); - // Open a reference to the resource limit. - process->resource_limit->Open(); - // Clear remaining fields. process->num_running_threads = 0; process->is_signaled = false; @@ -153,6 +149,9 @@ ResultCode KProcess::Initialize(KProcess* process, Core::System& system, std::st process->is_suspended = false; process->schedule_count = 0; + // Open a reference to the resource limit. + process->resource_limit->Open(); + return ResultSuccess; } diff --git a/src/core/hle/kernel/k_process.h b/src/core/hle/kernel/k_process.h index 38b446350..cf1b67428 100644 --- a/src/core/hle/kernel/k_process.h +++ b/src/core/hle/kernel/k_process.h @@ -91,7 +91,7 @@ public: static constexpr std::size_t RANDOM_ENTROPY_SIZE = 4; static ResultCode Initialize(KProcess* process, Core::System& system, std::string process_name, - ProcessType type); + ProcessType type, KResourceLimit* res_limit); /// Gets a reference to the process' page table. KPageTable& PageTable() { diff --git a/src/core/hle/service/kernel_helpers.cpp b/src/core/hle/service/kernel_helpers.cpp index d0c7bc0ce..b8c2c6e51 100644 --- a/src/core/hle/service/kernel_helpers.cpp +++ b/src/core/hle/service/kernel_helpers.cpp @@ -3,7 +3,9 @@ // Refer to the license.txt file included. #include "core/core.h" +#include "core/core_timing.h" #include "core/hle/kernel/k_event.h" +#include "core/hle/kernel/k_memory_manager.h" #include "core/hle/kernel/k_process.h" #include "core/hle/kernel/k_readable_event.h" #include "core/hle/kernel/k_resource_limit.h" @@ -15,10 +17,21 @@ namespace Service::KernelHelpers { ServiceContext::ServiceContext(Core::System& system_, std::string name_) : kernel(system_.Kernel()) { + + // Create a resource limit for the process. + const auto physical_memory_size = + kernel.MemoryManager().GetSize(Kernel::KMemoryManager::Pool::System); + auto* resource_limit = Kernel::CreateResourceLimitForProcess(system_, physical_memory_size); + + // Create the process. process = Kernel::KProcess::Create(kernel); ASSERT(Kernel::KProcess::Initialize(process, system_, std::move(name_), - Kernel::KProcess::ProcessType::Userland) + Kernel::KProcess::ProcessType::KernelInternal, + resource_limit) .IsSuccess()); + + // Close reference to our resource limit, as the process opens one. + resource_limit->Close(); } ServiceContext::~ServiceContext() { -- cgit v1.2.3 From ca5e843bf62e6d69b1b476b3925927a20bbffdaf Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 21 Feb 2022 12:34:16 -0800 Subject: core: hle: kernel: Remove resource limit hack for PhysicalMemory. - With prior changes, we now report the correct amount of physical memory available to the emulated process. --- src/core/hle/kernel/kernel.cpp | 7 ------- 1 file changed, 7 deletions(-) (limited to 'src/core/hle') diff --git a/src/core/hle/kernel/kernel.cpp b/src/core/hle/kernel/kernel.cpp index 49c0714ed..797f47021 100644 --- a/src/core/hle/kernel/kernel.cpp +++ b/src/core/hle/kernel/kernel.cpp @@ -240,13 +240,6 @@ struct KernelCore::Impl { constexpr u64 secure_applet_memory_size{4_MiB}; ASSERT(system_resource_limit->Reserve(LimitableResource::PhysicalMemory, secure_applet_memory_size)); - - // This memory seems to be reserved on hardware, but is not reserved/used by yuzu. - // Likely Horizon OS reserved memory - // TODO(ameerj): Derive the memory rather than hardcode it. - constexpr u64 unknown_reserved_memory{0x2f896000}; - ASSERT(system_resource_limit->Reserve(LimitableResource::PhysicalMemory, - unknown_reserved_memory)); } void InitializePreemption(KernelCore& kernel) { -- cgit v1.2.3 From 71f62a346d8987302624873b75d1c64903341aa3 Mon Sep 17 00:00:00 2001 From: bunnei Date: Mon, 21 Feb 2022 12:37:59 -0800 Subject: hle: kernel: KSystemControl: Use 6GB memory layout when "use_extended_memory_layout" setting is enabled. - This uses a larger 6GB DRAM memory layout, which is useful for some mods that require more memory. --- .../kernel/board/nintendo/nx/k_system_control.cpp | 24 ++++------------------ 1 file changed, 4 insertions(+), 20 deletions(-) (limited to 'src/core/hle') diff --git a/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp b/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp index 6f335c251..702cacffc 100644 --- a/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp +++ b/src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp @@ -5,6 +5,7 @@ #include #include "common/literals.h" +#include "common/settings.h" #include "core/hle/kernel/board/nintendo/nx/k_system_control.h" #include "core/hle/kernel/board/nintendo/nx/secure_monitor.h" @@ -28,30 +29,13 @@ namespace { using namespace Common::Literals; -u32 GetMemoryModeForInit() { - return 0x01; -} - u32 GetMemorySizeForInit() { - return 0; + return Settings::values.use_extended_memory_layout ? Smc::MemorySize_6GB : Smc::MemorySize_4GB; } Smc::MemoryArrangement GetMemoryArrangeForInit() { - switch (GetMemoryModeForInit() & 0x3F) { - case 0x01: - default: - return Smc::MemoryArrangement_4GB; - case 0x02: - return Smc::MemoryArrangement_4GBForAppletDev; - case 0x03: - return Smc::MemoryArrangement_4GBForSystemDev; - case 0x11: - return Smc::MemoryArrangement_6GB; - case 0x12: - return Smc::MemoryArrangement_6GBForAppletDev; - case 0x21: - return Smc::MemoryArrangement_8GB; - } + return Settings::values.use_extended_memory_layout ? Smc::MemoryArrangement_6GB + : Smc::MemoryArrangement_4GB; } } // namespace -- cgit v1.2.3