HCR-13 : Optimize filesystem operations on UEFI.

- Stream concept, on demand.

Signed-off-by: Amlal El Mahrouss <amlalelmahrouss@icloud.com>

3 files changed, 16 insertions, 8 deletions

diff --git a/Private/Source/ProcessManager.cxx b/Private/Source/ProcessManager.cxx
index af3fa351..71f38e2f 100644
--- a/Private/Source/ProcessManager.cxx
+++ b/Private/Source/ProcessManager.cxx
@@ -233,7 +233,7 @@ bool ProcessHelper::CanBeScheduled(Ref<Process> &process) {
   if (process.Leak().GetStatus() == ProcessStatus::kStarting) {
     if (process.Leak().PTime < static_cast<Int>(kMinMicroTime)) {
       process.Leak().Status = ProcessStatus::kRunning;
-      process.Leak().Affinity = AffinityKind::kStandard;
+      process.Leak().Affinity = AffinityKind::kHartStandard;
 
       return true;
     }
@@ -271,7 +271,7 @@ bool ProcessHelper::Switch(HAL::StackFrame *the_stack, const PID &new_pid) {
   if (!the_stack || new_pid < 0) return false;
 
   for (SizeT index = 0UL; index < kMaxHarts; ++index) {
-    if (SMPManager::Shared().Leak()[index].Leak().Kind() == kInvalidThread)
+    if (SMPManager::Shared().Leak()[index].Leak().Kind() == kInvalidHart)
       continue;
 
     if (SMPManager::Shared().Leak()[index].Leak().StackFrame() == the_stack) {
@@ -281,9 +281,9 @@ bool ProcessHelper::Switch(HAL::StackFrame *the_stack, const PID &new_pid) {
 
     if (SMPManager::Shared().Leak()[index].Leak().IsBusy()) continue;
 
-    if (SMPManager::Shared().Leak()[index].Leak().Kind() != ThreadKind::kBoot ||
+    if (SMPManager::Shared().Leak()[index].Leak().Kind() != ThreadKind::kHartBoot ||
         SMPManager::Shared().Leak()[index].Leak().Kind() !=
-            ThreadKind::kSystemReserved) {
+            ThreadKind::kHartSystemReserved) {
       SMPManager::Shared().Leak()[index].Leak().Busy(true);
       ProcessHelper::GetCurrentPID() = new_pid;
 
diff --git a/Private/Source/RuntimeMain.cxx b/Private/Source/RuntimeMain.cxx
index e26ce13a..abbfb749 100644
--- a/Private/Source/RuntimeMain.cxx
+++ b/Private/Source/RuntimeMain.cxx
@@ -17,22 +17,28 @@
 
 extern "C" void RuntimeMain(
     HCore::HEL::HandoverInformationHeader* HandoverHeader) {
+  /// Setup kernel globals.
   kKernelVirtualSize = HandoverHeader->f_VirtualSize;
   kKernelVirtualStart = HandoverHeader->f_VirtualStart;
 
   kKernelPhysicalSize = HandoverHeader->f_VirtualSize;
   kKernelPhysicalStart = HandoverHeader->f_VirtualStart;
 
+  /// Setup base page.
   HCore::HAL::hal_page_base((HCore::UIntPtr)kKernelVirtualStart);
 
+  /// Init memory managers.
   HCore::ke_init_ke_heap();
   HCore::ke_init_heap();
 
+  /// Init the HAL.
   MUST_PASS(HCore::ke_init_hal());
 
+  /// Mount a New partition.
   HCore::IFilesystemManager::Mount(new HCore::NewFilesystemManager());
   HCore::PEFLoader img("/System/HCoreShell.exe");
 
+  /// Run the shell.
   if (!HCore::Utils::execute_from_image(img)) {
     HCore::ke_stop(RUNTIME_CHECK_BOOTSTRAP);
   }
diff --git a/Private/Source/SMPManager.cxx b/Private/Source/SMPManager.cxx
index d3c7a4c8..9b976412 100644
--- a/Private/Source/SMPManager.cxx
+++ b/Private/Source/SMPManager.cxx
@@ -60,8 +60,10 @@ void HardwareThread::Wake(const bool wakeup) noexcept {
     rt_wakeup_thread(m_Stack);
 }
 
+extern bool rt_check_stack(HAL::StackFramePtr stackPtr);
+
 bool HardwareThread::Switch(HAL::StackFrame* stack) {
-  if (stack == nullptr) return false;
+  if (!rt_check_stack(stack)) return false;
 
   m_Stack = stack;
 
@@ -129,12 +131,12 @@ bool SMPManager::Switch(HAL::StackFrame* stack) {
  */
 Ref<HardwareThread> SMPManager::operator[](const SizeT& idx) {
   if (idx == 0) {
-    if (m_ThreadList[idx].Leak().Leak().Kind() != kSystemReserved) {
-      m_ThreadList[idx].Leak().Leak().m_Kind = kBoot;
+    if (m_ThreadList[idx].Leak().Leak().Kind() != kHartSystemReserved) {
+      m_ThreadList[idx].Leak().Leak().m_Kind = kHartBoot;
     }
   } else if (idx >= kMaxHarts) {
     HardwareThread fakeThread;
-    fakeThread.m_Kind = kInvalidThread;
+    fakeThread.m_Kind = kInvalidHart;
 
     return {fakeThread};
   }