From aec1686102abc5c9099c198e7798bcb7c94b3402 Mon Sep 17 00:00:00 2001
From: Tianhao Wang <shrik3@riseup.net>
Date: Sat, 11 Mar 2023 01:35:16 +0100
Subject: adding io port

---
 src/arch/x86_64/io_port.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'src/arch')

diff --git a/src/arch/x86_64/io_port.rs b/src/arch/x86_64/io_port.rs
index e69de29..9c24c98 100644
--- a/src/arch/x86_64/io_port.rs
+++ b/src/arch/x86_64/io_port.rs
@@ -0,0 +1,13 @@
+
+extern "C" {
+    fn inb(port:u32) -> u32;
+    fn inw(port:u32) -> u32;
+    fn outb(port:u32, val:u32);
+    fn outw(port:u32, val:u32);
+}
+
+// TODO
+// pub struct IO_Port {
+//     addr: u32,
+// }
+
-- 
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