ADD: Open version, with important changes kept out.

Signed-off-by: Amlal <amlal.elmahrouss@icloud.com>

9 files changed, 72 insertions, 0 deletions

diff --git a/dev/Kernel/HALKit/AXP/CR.s b/dev/Kernel/HALKit/AXP/CR.s
new file mode 100644
index 00000000..4d68257d
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/CR.s
@@ -0,0 +1,11 @@
+.globl read_lr1
+.globl read_lr0
+
+.section .text
+    read_lr0:
+        movq %r30, %cr3
+        ret
+
+    hal_read_cr0:
+        movq %r30, %cr0
+        ret
\ No newline at end of file
diff --git a/dev/Kernel/HALKit/AXP/CoreInterruptHandlerDEC.cpp b/dev/Kernel/HALKit/AXP/CoreInterruptHandlerDEC.cpp
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/CoreInterruptHandlerDEC.cpp
diff --git a/dev/Kernel/HALKit/AXP/CoreSyscallHandlerDEC.cpp b/dev/Kernel/HALKit/AXP/CoreSyscallHandlerDEC.cpp
new file mode 100644
index 00000000..76f90c82
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/CoreSyscallHandlerDEC.cpp
@@ -0,0 +1,24 @@
+/* -------------------------------------------
+
+	Copyright (C) 2024, Amlal EL Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#include <ArchKit/ArchKit.h>
+#include <HALKit/AXP/Processor.h>
+
+/// @brief Internal call for syscall, to work with C++.
+/// @param stack
+/// @return nothing.
+EXTERN_C void rt_syscall_handle(Kernel::HAL::StackFrame* stack)
+{
+	if (stack->Rcx <= (kSyscalls.Count() - 1))
+	{
+		kcout << "syscall: enter.\r";
+
+		if (kSyscalls[stack->Rcx].Leak().Leak().fHooked)
+			(kSyscalls[stack->Rcx].Leak().Leak().fProc)(stack);
+
+		kcout << "syscall: exit.\r";
+	}
+}
diff --git a/dev/Kernel/HALKit/AXP/HAL.s b/dev/Kernel/HALKit/AXP/HAL.s
new file mode 100644
index 00000000..0178527f
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/HAL.s
@@ -0,0 +1,13 @@
+.globl rt_wait_400ns
+
+.section .text
+rt_wait_400ns:
+    jmp .L
+.L:
+	jmp .L2
+	wtint ;; wait for interrupt
+.L2:
+
+    ret
+
+
diff --git a/dev/Kernel/HALKit/AXP/Processor.h b/dev/Kernel/HALKit/AXP/Processor.h
new file mode 100644
index 00000000..f183c100
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/Processor.h
@@ -0,0 +1,7 @@
+/* -------------------------------------------
+
+	Copyright (C) 2024, Amlal EL Mahrouss, all rights reserved.
+
+------------------------------------------- */
+
+#pragma once
diff --git a/dev/Kernel/HALKit/AXP/README b/dev/Kernel/HALKit/AXP/README
new file mode 100644
index 00000000..91e7b134
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/README
@@ -0,0 +1 @@
+This is for DEC Alpha.
diff --git a/dev/Kernel/HALKit/AXP/README.TXT b/dev/Kernel/HALKit/AXP/README.TXT
new file mode 100644
index 00000000..11e138f9
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/README.TXT
@@ -0,0 +1 @@
+An toy HAL to test the Kernel portability.
diff --git a/dev/Kernel/HALKit/AXP/SYSCALL.s b/dev/Kernel/HALKit/AXP/SYSCALL.s
new file mode 100644
index 00000000..19cab808
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/SYSCALL.s
@@ -0,0 +1,10 @@
+.section .text
+system_handle_user_call:
+	.cfi_startproc
+
+	push %r0
+	jmp %r1
+	mov %r30, %r2
+
+	.cfi_endproc
+	retsys
\ No newline at end of file
diff --git a/dev/Kernel/HALKit/AXP/VM.s b/dev/Kernel/HALKit/AXP/VM.s
new file mode 100644
index 00000000..7024086b
--- /dev/null
+++ b/dev/Kernel/HALKit/AXP/VM.s
@@ -0,0 +1,5 @@
+.global hal_flush_tlb
+
+.section .text
+hal_flush_tlb:
+	swppal
\ No newline at end of file