yuzu/src/core/hle/kernel/resource_limit.cpp

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// Copyright 2015 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <cstring>
#include "common/assert.h"
#include "common/logging/log.h"
#include "core/hle/kernel/resource_limit.h"
namespace Kernel {
static SharedPtr<ResourceLimit> resource_limits[4];
ResourceLimit::ResourceLimit() {}
ResourceLimit::~ResourceLimit() {}
SharedPtr<ResourceLimit> ResourceLimit::Create(std::string name) {
SharedPtr<ResourceLimit> resource_limit(new ResourceLimit);
resource_limit->name = std::move(name);
return resource_limit;
}
SharedPtr<ResourceLimit> ResourceLimit::GetForCategory(ResourceLimitCategory category) {
switch (category) {
case ResourceLimitCategory::APPLICATION:
case ResourceLimitCategory::SYS_APPLET:
case ResourceLimitCategory::LIB_APPLET:
case ResourceLimitCategory::OTHER:
return resource_limits[static_cast<u8>(category)];
default:
NGLOG_CRITICAL(Kernel, "Unknown resource limit category");
UNREACHABLE();
}
}
s32 ResourceLimit::GetCurrentResourceValue(ResourceType resource) const {
switch (resource) {
case ResourceType::Commit:
return current_commit;
case ResourceType::Thread:
return current_threads;
case ResourceType::Event:
return current_events;
case ResourceType::Mutex:
return current_mutexes;
case ResourceType::Semaphore:
return current_semaphores;
case ResourceType::Timer:
return current_timers;
case ResourceType::SharedMemory:
return current_shared_mems;
case ResourceType::AddressArbiter:
return current_address_arbiters;
case ResourceType::CPUTime:
return current_cpu_time;
default:
NGLOG_ERROR(Kernel, "Unknown resource type={:08X}", static_cast<u32>(resource));
UNIMPLEMENTED();
return 0;
}
}
u32 ResourceLimit::GetMaxResourceValue(ResourceType resource) const {
switch (resource) {
case ResourceType::Priority:
return max_priority;
case ResourceType::Commit:
return max_commit;
case ResourceType::Thread:
return max_threads;
case ResourceType::Event:
return max_events;
case ResourceType::Mutex:
return max_mutexes;
case ResourceType::Semaphore:
return max_semaphores;
case ResourceType::Timer:
return max_timers;
case ResourceType::SharedMemory:
return max_shared_mems;
case ResourceType::AddressArbiter:
return max_address_arbiters;
case ResourceType::CPUTime:
return max_cpu_time;
default:
NGLOG_ERROR(Kernel, "Unknown resource type={:08X}", static_cast<u32>(resource));
UNIMPLEMENTED();
return 0;
}
}
void ResourceLimitsInit() {
// Create the four resource limits that the system uses
// Create the APPLICATION resource limit
SharedPtr<ResourceLimit> resource_limit = ResourceLimit::Create("Applications");
resource_limit->max_priority = 0x18;
resource_limit->max_commit = 0x4000000;
resource_limit->max_threads = 0x20;
resource_limit->max_events = 0x20;
resource_limit->max_mutexes = 0x20;
resource_limit->max_semaphores = 0x8;
resource_limit->max_timers = 0x8;
resource_limit->max_shared_mems = 0x10;
resource_limit->max_address_arbiters = 0x2;
resource_limit->max_cpu_time = 0x1E;
resource_limits[static_cast<u8>(ResourceLimitCategory::APPLICATION)] = resource_limit;
// Create the SYS_APPLET resource limit
resource_limit = ResourceLimit::Create("System Applets");
resource_limit->max_priority = 0x4;
resource_limit->max_commit = 0x5E00000;
resource_limit->max_threads = 0x1D;
resource_limit->max_events = 0xB;
resource_limit->max_mutexes = 0x8;
resource_limit->max_semaphores = 0x4;
resource_limit->max_timers = 0x4;
resource_limit->max_shared_mems = 0x8;
resource_limit->max_address_arbiters = 0x3;
resource_limit->max_cpu_time = 0x2710;
resource_limits[static_cast<u8>(ResourceLimitCategory::SYS_APPLET)] = resource_limit;
// Create the LIB_APPLET resource limit
resource_limit = ResourceLimit::Create("Library Applets");
resource_limit->max_priority = 0x4;
resource_limit->max_commit = 0x600000;
resource_limit->max_threads = 0xE;
resource_limit->max_events = 0x8;
resource_limit->max_mutexes = 0x8;
resource_limit->max_semaphores = 0x4;
resource_limit->max_timers = 0x4;
resource_limit->max_shared_mems = 0x8;
resource_limit->max_address_arbiters = 0x1;
resource_limit->max_cpu_time = 0x2710;
resource_limits[static_cast<u8>(ResourceLimitCategory::LIB_APPLET)] = resource_limit;
// Create the OTHER resource limit
resource_limit = ResourceLimit::Create("Others");
resource_limit->max_priority = 0x4;
resource_limit->max_commit = 0x2180000;
resource_limit->max_threads = 0xE1;
resource_limit->max_events = 0x108;
resource_limit->max_mutexes = 0x25;
resource_limit->max_semaphores = 0x43;
resource_limit->max_timers = 0x2C;
resource_limit->max_shared_mems = 0x1F;
resource_limit->max_address_arbiters = 0x2D;
resource_limit->max_cpu_time = 0x3E8;
resource_limits[static_cast<u8>(ResourceLimitCategory::OTHER)] = resource_limit;
}
void ResourceLimitsShutdown() {}
} // namespace Kernel