set up the skeleton and laid the foundation for the rs232 driver to b…

…e used for logging

kernel/src/hal/drivers/rs232/mod.rs

@@ -0,0 +1 @@
+

kernel/src/hal/isa/interfaces/memory.rs

@@ -0,0 +1,5 @@
+pub trait Memory {
+    type VAddr;
+    type PAddr;
+    type IoAddr;
+}

kernel/src/hal/isa/interfaces/mod.rs

@@ -0,0 +1 @@
+pub mod memory;

kernel/src/hal/isa/mod.rs

@@ -0,0 +1,2 @@
+mod implementations;
+pub mod interfaces;

kernel/src/hal/mod.rs

@@ -0,0 +1,9 @@
+///! # Hardware Abstraction Layer
+///!
+///! This module contains the hardware abstraction layer of the kernel. It is responsible for
+///! initializing the hardware and providing an interface to the hardware for the rest of the
+///! kernel. It deals with the specifics of the hardware configuration and provides a common
+///! set of interfaces for the rest of the kernel to use.
+pub mod bootinfo;
+pub mod drivers;
+pub mod isa;

kernel/src/main.rs

@@ -1,6 +1,9 @@
 #![no_std]
 #![no_main]
 
+mod hal;
+
+use core::panic::PanicInfo;
 
 #[no_mangle]
 unsafe extern "C" fn main() -> ! {