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kernel: added HR timers and asio service thread

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psucien 2024-07-10 20:02:56 +02:00 • committed by georgemoralis
parent 465cb0413e
commit 0bb5240202
4 changed files with 189 additions and 22 deletions
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41
src/core/libraries/kernel/libkernel.cpp
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@ -3,9 +3,14 @@
#include <chrono>
#include <thread>
#include <boost/asio/io_context.hpp>
#include "common/assert.h"
#include "common/logging/log.h"
#include "common/singleton.h"
#include "common/thread.h"
#include "core/file_format/psf.h"
#include "core/file_sys/fs.h"
#include "core/libraries/error_codes.h"
#include "core/libraries/kernel/cpu_management.h"
@ -19,6 +24,7 @@
#include "core/libraries/libs.h"
#include "core/linker.h"
#include "core/memory.h"
#ifdef _WIN64
#include <io.h>
#include <objbase.h>
@ -26,12 +32,43 @@
#else
#include <sys/mman.h>
#endif
#include <core/file_format/psf.h>
namespace Libraries::Kernel {
static u64 g_stack_chk_guard = 0xDEADBEEF54321ABC; // dummy return
boost::asio::io_context io_context;
std::mutex m_asio_req;
std::condition_variable_any cv_asio_req;
std::atomic<u32> asio_requests;
std::jthread service_thread;
void KernelSignalRequest() {
std::unique_lock lock{m_asio_req};
++asio_requests;
cv_asio_req.notify_one();
}
static void KernelServiceThread(std::stop_token stoken) {
Common::SetCurrentThreadName("Kernel_ServiceThread");
while (!stoken.stop_requested()) {
HLE_TRACE;
{
std::unique_lock lock{m_asio_req};
cv_asio_req.wait(lock, stoken, [] { return asio_requests != 0; });
}
if (stoken.stop_requested()) {
break;
}
io_context.run();
io_context.reset();
asio_requests = 0;
}
}
static void* PS4_SYSV_ABI sceKernelGetProcParam() {
auto* linker = Common::Singleton<Core::Linker>::Instance();
return reinterpret_cast<void*>(linker->GetProcParam());
@ -310,6 +347,8 @@ int PS4_SYSV_ABI _sigprocmask() {
}
void LibKernel_Register(Core::Loader::SymbolsResolver* sym) {
service_thread = std::jthread{KernelServiceThread};
// obj
LIB_OBJ("f7uOxY9mM1U", "libkernel", 1, "libkernel", 1, 1, &g_stack_chk_guard);
// misc