cpu_io Namespace Reference

Namespaces
namespace	virtual_memory

Classes
struct	CalleeSavedContext
struct	TrapContext

Functions
void	Pause ()
auto	GetCurrentCoreId () -> size_t
void	EnableInterrupt ()
void	DisableInterrupt ()
bool	GetInterruptStatus ()
void	Mb ()
void	Rmb ()
void	Wmb ()

Detailed Description

Copyright

Copyright The SimpleKernel Contributors

Function Documentation

DisableInterrupt()

void cpu_io::DisableInterrupt ( )

inline

Definition at line 41 of file cpu_io.h.

                               {
  auto* env = test_env::TestEnvironmentState::GetCurrentThreadEnvironment();
  assert(env && "TestEnvironmentState not set for current thread");
  auto& core = env->GetCurrentCoreEnv();
  core.interrupt_enabled = false;
}

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EnableInterrupt()

void cpu_io::EnableInterrupt ( )

inline

Definition at line 34 of file cpu_io.h.

                              {
  auto* env = test_env::TestEnvironmentState::GetCurrentThreadEnvironment();
  assert(env && "TestEnvironmentState not set for current thread");
  auto& core = env->GetCurrentCoreEnv();
  core.interrupt_enabled = true;
}

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GetCurrentCoreId()

auto cpu_io::GetCurrentCoreId ( ) -> size_t

inline

Definition at line 26 of file cpu_io.h.

                                         {
  auto* env = test_env::TestEnvironmentState::GetCurrentThreadEnvironment();
  assert(env &&
         "TestEnvironmentState not set for current thread. "
         "Did you forget to call SetCurrentThreadEnvironment()?");
  return env->GetCoreIdForThread(std::this_thread::get_id());
}

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GetInterruptStatus()

bool cpu_io::GetInterruptStatus ( )

inline

Definition at line 48 of file cpu_io.h.

                                 {
  auto* env = test_env::TestEnvironmentState::GetCurrentThreadEnvironment();
  assert(env && "TestEnvironmentState not set for current thread");
  auto& core = env->GetCurrentCoreEnv();
  return core.interrupt_enabled;
}

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Mb()

void cpu_io::Mb ( )

inline

Definition at line 56 of file cpu_io.h.

{}

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Pause()

void cpu_io::Pause ( )

inline

Definition at line 20 of file cpu_io.h.

                    {
  // 在单元测试中使用 yield 避免死循环
  std::this_thread::yield();
}

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Rmb()

void cpu_io::Rmb ( )

inline

Definition at line 57 of file cpu_io.h.

{}

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Wmb()

void cpu_io::Wmb ( )

inline

Definition at line 58 of file cpu_io.h.

{}

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