kernel: add arm architecture support

Signed-off-by: EnderIce2 <enderice2@protonmail.com>

Kernel/arch/arm/entry.cpp

@@ -0,0 +1,27 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <types.h>
+
+#include <debug.h>
+#include <cpu.hpp>
+
+EXTERNC void arm64Entry(uint64_t dtb_ptr32, uint64_t x1, uint64_t x2, uint64_t x3)
+{
+	trace("Hello, World!");
+	CPU::Halt(true);
+}