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-rw-r--r--dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc2
-rw-r--r--dev/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc35
-rw-r--r--dev/kernel/HALKit/ARM64/APM/APM+IO.cc4
-rw-r--r--dev/kernel/HALKit/ARM64/HalACPIFactoryInterface.cc4
-rw-r--r--dev/kernel/HALKit/ARM64/HalCoreInterruptHandler.cc161
-rw-r--r--dev/kernel/HALKit/ARM64/HalHandoverStub.s15
-rw-r--r--dev/kernel/HALKit/ARM64/HalKernelPanic.cc4
7 files changed, 204 insertions, 21 deletions
diff --git a/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc b/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc
index 24a81af9..aeaeff52 100644
--- a/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc
+++ b/dev/kernel/HALKit/AMD64/HalApplicationProcessor.cc
@@ -216,7 +216,7 @@ Void mp_init_cores(VoidPtr vendor_ptr) noexcept {
kout << "Kind: LAPIC: OFF\r";
}
} else {
- kout << "Kind: UNKNOWN\r";
+ kout << "Kind: UNKNOWN: OFF\r";
}
entry_ptr += length;
diff --git a/dev/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc b/dev/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc
index 01456ae5..be6d0af5 100644
--- a/dev/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc
+++ b/dev/kernel/HALKit/AMD64/HalCoreInterruptHandler.cc
@@ -6,6 +6,7 @@
#include <ArchKit/ArchKit.h>
#include <KernelKit/ProcessScheduler.h>
+#include <KernelKit/UserMgr.h>
#include <NeKit/KString.h>
#include <SignalKit/Signals.h>
@@ -126,33 +127,39 @@ EXTERN_C void idt_handle_ud(Kernel::UIntPtr rsp) {
process.Leak().Signal.Status = process.Leak().Status;
}
-/// @brief Enter syscall from assembly.
+/// @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_syscall_index,
- Kernel::UIntPtr rdx_syscall_struct) {
+EXTERN_C Kernel::Void hal_system_call_enter(Kernel::UIntPtr rcx_hash,
+ Kernel::UIntPtr rdx_syscall_arg) {
hal_idt_send_eoi(50);
- if (rcx_syscall_index < kSysCalls.Count()) {
- if (kSysCalls[rcx_syscall_index].fHooked) {
- if (kSysCalls[rcx_syscall_index].fProc) {
- (kSysCalls[rcx_syscall_index].fProc)((Kernel::VoidPtr) rdx_syscall_struct);
+ 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 (DDK only).
+/// @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_kerncall_index,
- Kernel::UIntPtr rdx_kerncall_struct) {
+EXTERN_C Kernel::Void hal_kernel_call_enter(Kernel::UIntPtr rcx_hash,
+ Kernel::UIntPtr rdx_kerncall_arg) {
hal_idt_send_eoi(51);
- if (rcx_kerncall_index < kKernCalls.Count()) {
- if (kKernCalls[rcx_kerncall_index].fHooked) {
- if (kKernCalls[rcx_kerncall_index].fProc) {
- (kKernCalls[rcx_kerncall_index].fProc)((Kernel::VoidPtr) rdx_kerncall_struct);
+ 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)((Kernel::VoidPtr) rdx_kerncall_arg);
}
}
}
diff --git a/dev/kernel/HALKit/ARM64/APM/APM+IO.cc b/dev/kernel/HALKit/ARM64/APM/APM+IO.cc
index 3df8a407..e58fb782 100644
--- a/dev/kernel/HALKit/ARM64/APM/APM+IO.cc
+++ b/dev/kernel/HALKit/ARM64/APM/APM+IO.cc
@@ -9,11 +9,11 @@
using namespace Kernel;
-/// @brief Send APM command to it's space.
+/// @brief Send APM command to it's IO space.
/// @param base_dma the IO base port.
/// @param cmd the command.
/// @return status code.
-EXTERN_C Int32 apm_send_io_command(UInt16 cmd, APMPowerCmd value) {
+EXTERN_C Int32 apm_send_io_command(UInt16 cmd) {
switch (cmd) {
case kAPMPowerCommandReboot: {
asm volatile(
diff --git a/dev/kernel/HALKit/ARM64/HalACPIFactoryInterface.cc b/dev/kernel/HALKit/ARM64/HalACPIFactoryInterface.cc
index dc883239..fa678494 100644
--- a/dev/kernel/HALKit/ARM64/HalACPIFactoryInterface.cc
+++ b/dev/kernel/HALKit/ARM64/HalACPIFactoryInterface.cc
@@ -14,13 +14,13 @@ namespace Kernel {
ACPIFactoryInterface::ACPIFactoryInterface(VoidPtr rsp_ptr) : fRsdp(rsp_ptr), fEntries(0) {}
BOOL ACPIFactoryInterface::Shutdown() {
- apm_send_io_command(kAPMPowerCommandShutdown, 0);
+ apm_send_io_command(kAPMPowerCommandShutdown);
return NO;
}
/// @brief Reboot machine in either ACPI or by triple faulting.
/// @return nothing it's a reboot.
Void ACPIFactoryInterface::Reboot() {
- apm_send_io_command(kAPMPowerCommandReboot, 0);
+ apm_send_io_command(kAPMPowerCommandReboot);
}
} // namespace Kernel
diff --git a/dev/kernel/HALKit/ARM64/HalCoreInterruptHandler.cc b/dev/kernel/HALKit/ARM64/HalCoreInterruptHandler.cc
new file mode 100644
index 00000000..61a82314
--- /dev/null
+++ b/dev/kernel/HALKit/ARM64/HalCoreInterruptHandler.cc
@@ -0,0 +1,161 @@
+/* -------------------------------------------
+
+ Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#include <ArchKit/ArchKit.h>
+#include <KernelKit/ProcessScheduler.h>
+#include <KernelKit/UserMgr.h>
+#include <NeKit/KString.h>
+#include <SignalKit/Signals.h>
+
+EXTERN_C Kernel::Void int_handle_breakpoint(Kernel::UIntPtr rip);
+ EXTERN_C BOOL mp_handle_gic_interrupt_el0(Void);
+
+EXTERN_C BOOL kEndOfInterrupt;
+EXTERN_C UInt8 kEndOfInterruptVector;
+
+STATIC BOOL kIsRunning = NO;
+
+/// @note This is managed by the system software.
+STATIC void hal_int_send_eoi(UInt8 vector) {
+ kEndOfInterrupt = YES;
+ kEndOfInterruptVector = vector;
+}
+
+/// @brief Handle GPF fault.
+/// @param rsp
+EXTERN_C Kernel::Void int_handle_gpf(Kernel::UIntPtr rsp) {
+ auto& process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
+ process.Leak().Crash();
+
+ hal_int_send_eoi(13);
+
+ process.Leak().Signal.SignalArg = rsp;
+ process.Leak().Signal.SignalID = SIGKILL;
+ process.Leak().Signal.Status = process.Leak().Status;
+}
+
+/// @brief Handle page fault.
+/// @param rsp
+EXTERN_C void int_handle_pf(Kernel::UIntPtr rsp) {
+ auto& process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
+ process.Leak().Crash();
+
+ hal_int_send_eoi(14);
+
+ process.Leak().Signal.SignalArg = rsp;
+ process.Leak().Signal.SignalID = SIGKILL;
+ process.Leak().Signal.Status = process.Leak().Status;
+}
+
+/// @brief Handle scheduler interrupt.
+EXTERN_C void int_handle_scheduler(Kernel::UIntPtr rsp) {
+ NE_UNUSED(rsp);
+
+ hal_int_send_eoi(32);
+
+ while (kIsRunning)
+ ;
+
+ kIsRunning = YES;
+
+ mp_handle_gic_interrupt_el0();
+
+ kIsRunning = NO;
+}
+
+/// @brief Handle math fault.
+/// @param rsp
+EXTERN_C void int_handle_math(Kernel::UIntPtr rsp) {
+ auto& process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
+ process.Leak().Crash();
+
+ hal_int_send_eoi(8);
+
+ process.Leak().Signal.SignalArg = rsp;
+ process.Leak().Signal.SignalID = SIGKILL;
+ process.Leak().Signal.Status = process.Leak().Status;
+}
+
+/// @brief Handle any generic fault.
+/// @param rsp
+EXTERN_C void int_handle_generic(Kernel::UIntPtr rsp) {
+ auto& process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
+ process.Leak().Crash();
+
+ hal_int_send_eoi(30);
+
+ Kernel::kout << "Kernel: Generic Process Fault.\r";
+
+ process.Leak().Signal.SignalArg = rsp;
+ process.Leak().Signal.SignalID = SIGKILL;
+ process.Leak().Signal.Status = process.Leak().Status;
+
+ Kernel::kout << "Kernel: SIGKILL status.\r";
+}
+
+EXTERN_C Kernel::Void int_handle_breakpoint(Kernel::UIntPtr rip) {
+ auto& process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
+
+ hal_int_send_eoi(3);
+
+ process.Leak().Signal.SignalArg = rip;
+ process.Leak().Signal.SignalID = SIGTRAP;
+
+ process.Leak().Signal.Status = process.Leak().Status;
+
+ process.Leak().Status = Kernel::ProcessStatusKind::kFrozen;
+}
+
+/// @brief Handle #UD fault.
+/// @param rsp
+EXTERN_C void int_handle_ud(Kernel::UIntPtr rsp) {
+ auto& process = Kernel::UserProcessScheduler::The().TheCurrentProcess();
+ process.Leak().Crash();
+
+ hal_int_send_eoi(6);
+
+ process.Leak().Signal.SignalArg = rsp;
+ process.Leak().Signal.SignalID = SIGKILL;
+ process.Leak().Signal.Status = process.Leak().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_int_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::UIntPtr rdx_kerncall_arg) {
+ hal_int_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)((Kernel::VoidPtr) rdx_kerncall_arg);
+ }
+ }
+ }
+}
diff --git a/dev/kernel/HALKit/ARM64/HalHandoverStub.s b/dev/kernel/HALKit/ARM64/HalHandoverStub.s
new file mode 100644
index 00000000..0f73cf7b
--- /dev/null
+++ b/dev/kernel/HALKit/ARM64/HalHandoverStub.s
@@ -0,0 +1,15 @@
+;; /*
+;; * ========================================================
+;; *
+;; * NeKernel
+;; * Copyright (C) 2025, Amlal El Mahrouss, all rights reserved.
+;; *
+;; * ========================================================
+;; */
+
+.section .ldr
+
+.quad 0xDAB4
+.word 100
+.word 0
+.word 122 \ No newline at end of file
diff --git a/dev/kernel/HALKit/ARM64/HalKernelPanic.cc b/dev/kernel/HALKit/ARM64/HalKernelPanic.cc
index d70fef00..91b2fe8a 100644
--- a/dev/kernel/HALKit/ARM64/HalKernelPanic.cc
+++ b/dev/kernel/HALKit/ARM64/HalKernelPanic.cc
@@ -45,8 +45,8 @@ Void RecoveryFactory::Recover() noexcept {
void ke_runtime_check(bool expr, const Char* file, const Char* line) {
if (!expr) {
- (Void)(kout << "FAILED: FILE: " << file << kendl);
- (Void)(kout << "FAILED: LINE: " << line << kendl);
+ (Void)(kout << "Kernel_Panic_FILE: " << file << kendl);
+ (Void)(kout << "Kernel_Panic_LINE: " << line << kendl);
ke_panic(RUNTIME_CHECK_FAILED, file); // Runtime Check failed
}
generated by cgit v1.2.3 (git 2.39.1) at 2026-03-13 18:09:59 +0000