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Diffstat (limited to 'src/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc')
-rw-r--r--src/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc177
1 files changed, 0 insertions, 177 deletions
diff --git a/src/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc b/src/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc
deleted file mode 100644
index a171ac57..00000000
--- a/src/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc
+++ /dev/null
@@ -1,177 +0,0 @@
-// Copyright 2024-2025, Amlal El Mahrouss (amlal@nekernel.org)
-// Licensed under the Apache License, Version 2.0 (see LICENSE file)
-// Official repository: https://github.com/nekernel-org/nekernel
-
-#include <ArchKit/ArchKit.h>
-#include <KernelKit/ProcessScheduler.h>
-#include <KernelKit/UserMgr+User.h>
-#include <NeKit/Atom.h>
-#include <NeKit/KString.h>
-#include <SignalKit/Signals.h>
-
-EXTERN_C Kernel::Void idt_handle_breakpoint(Kernel::UIntPtr rip);
-EXTERN_C Kernel::UIntPtr kApicBaseAddress;
-
-STATIC BOOL kIsRunning{NO};
-
-/// @brief Notify APIC and PIC that we're done with the interrupt.
-/// @note
-static void hal_idt_send_eoi(UInt8 vector) {
- ((volatile UInt32*) kApicBaseAddress)[0xB0 / 4] = 0;
-
- if (vector >= kPICCommand && vector <= 0x2F) {
- if (vector >= 0x28) {
- Kernel::HAL::rt_out8(kPIC2Command, kPICCommand);
- }
- Kernel::HAL::rt_out8(kPICCommand, kPICCommand);
- }
-}
-
-/// @brief Handle GPF fault.
-/// @param rsp
-EXTERN_C Kernel::Void idt_handle_gpf(Kernel::UIntPtr rsp) {
- auto process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
-
- if (process) process.Crash();
-
- hal_idt_send_eoi(13);
-
- if (process) {
- process.Signal.SignalArg = rsp;
- process.Signal.SignalID = SIGKILL;
- process.Signal.Status = process.Status;
- }
-}
-
-/// @brief Handle page fault.
-/// @param rsp
-EXTERN_C void idt_handle_pf(Kernel::UIntPtr rsp) {
- auto process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
-
- if (process) process.Crash();
-
- hal_idt_send_eoi(14);
-
- if (process) {
- process.Signal.SignalArg = rsp;
- process.Signal.SignalID = SIGKILL;
- process.Signal.Status = process.Status;
- }
-}
-
-/// @brief Handle scheduler interrupt.
-EXTERN_C void idt_handle_scheduler(Kernel::UIntPtr rsp) {
- NE_UNUSED(rsp);
-
- hal_idt_send_eoi(32);
-
- while (kIsRunning);
-
- kIsRunning = YES;
-
- Kernel::UserProcessHelper::StartScheduling();
-
- kIsRunning = NO;
-}
-
-/// @brief Handle math fault.
-/// @param rsp
-EXTERN_C void idt_handle_math(Kernel::UIntPtr rsp) {
- auto process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
-
- if (process) process.Crash();
-
- hal_idt_send_eoi(8);
-
- if (process) {
- process.Signal.SignalArg = rsp;
- process.Signal.SignalID = sig_generate_unique<SIGKILL>();
- process.Signal.Status = process.Status;
- }
-}
-
-/// @brief Handle any generic fault.
-/// @param rsp
-EXTERN_C void idt_handle_generic(Kernel::UIntPtr rsp) {
- auto process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
-
- if (process) process.Crash();
-
- hal_idt_send_eoi(30);
-
- Kernel::kout << "Kernel: Generic Process Fault.\r";
-
- process.Signal.SignalArg = rsp;
- process.Signal.SignalID = sig_generate_unique<SIGSEG>();
- ;
- process.Signal.Status = process.Status;
-
- Kernel::kout << "Kernel: SIGKILL status.\r";
-}
-
-EXTERN_C Kernel::Void idt_handle_breakpoint(Kernel::UIntPtr rip) {
- auto process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
-
- if (process) process.Crash();
-
- hal_idt_send_eoi(3);
-
- process.Signal.SignalArg = rip;
- process.Signal.SignalID = sig_generate_unique<SIGTRAP>();
-
- process.Signal.Status = process.Status;
-
- process.Status = Kernel::ProcessStatusKind::kFrozen;
-}
-
-/// @brief Handle #UD fault.
-/// @param rsp
-EXTERN_C void idt_handle_ud(Kernel::UIntPtr rsp) {
- auto process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
-
- if (process) process.Crash();
-
- hal_idt_send_eoi(6);
-
- process.Signal.SignalArg = rsp;
- process.Signal.SignalID = sig_generate_unique<SIGKILL>();
- process.Signal.Status = process.Status;
-}
-
-/// @brief Enter syscall from assembly (libSystem only)
-/// @param stack the stack pushed from assembly routine.
-/// @return nothing.
-EXTERN_C Kernel::Void hal_system_call_enter(Kernel::UIntPtr rcx_hash,
- Kernel::UIntPtr rdx_syscall_arg) {
- hal_idt_send_eoi(50);
-
- if (!Kernel::kCurrentUser) return;
-
- for (SizeT i = 0UL; i < kMaxDispatchCallCount; ++i) {
- if (kSysCalls[i].fHooked && rcx_hash == kSysCalls[i].fHash) {
- if (kSysCalls[i].fProc) {
- (kSysCalls[i].fProc)((Kernel::VoidPtr) rdx_syscall_arg);
- }
- }
- }
-}
-
-/// @brief Enter Kernel call from assembly (libDDK only).
-/// @param stack the stack pushed from assembly routine.
-/// @return nothing.
-EXTERN_C Kernel::Void hal_kernel_call_enter(Kernel::UIntPtr rcx_hash, Kernel::SizeT cnt,
- Kernel::UIntPtr arg, Kernel::SizeT sz) {
- hal_idt_send_eoi(51);
-
- if (!Kernel::kRootUser) return;
- if (Kernel::kCurrentUser != Kernel::kRootUser) return;
- if (!Kernel::kCurrentUser->IsSuperUser()) return;
-
- for (SizeT i = 0UL; i < kMaxDispatchCallCount; ++i) {
- if (kKernCalls[i].fHooked && rcx_hash == kKernCalls[rcx_hash].fHash) {
- if (kKernCalls[i].fProc) {
- (kKernCalls[i].fProc)(cnt, (Kernel::VoidPtr) arg, sz);
- }
- }
- }
-}