1 files changed, 40 insertions, 0 deletions
diff --git a/kernel/src/arch/x86_64/drivers/io.hpp b/kernel/src/arch/x86_64/drivers/io.hpp
new file mode 100644
index 0000000..5314124
--- /dev/null
+++ b/kernel/src/arch/x86_64/drivers/io.hpp
@@ -0,0 +1,40 @@
+#pragma once
+#include <cstdint>
+
+namespace x86_64 {
+    namespace io {
+        inline void outb(std::uint16_t port, std::uint8_t val) {
+            __asm__ volatile("outb %0, %1" : : "a"(val), "Nd"(port) : "memory");
+        }
+
+        inline void outw(std::uint16_t port, std::uint16_t val) {
+            __asm__ volatile("outw %0, %1" : : "a"(val), "Nd"(port) : "memory");
+        }
+
+        inline void outd(std::uint16_t port, std::uint32_t val) {
+            __asm__ volatile("outl %0, %1" : : "a"(val), "Nd"(port) : "memory");
+        }
+
+        inline std::uint8_t inb(std::uint16_t port) {
+            std::uint8_t ret;
+            __asm__ volatile("inb %1, %0" : "=a"(ret) : "Nd"(port) : "memory");
+            return ret;
+        }
+
+        inline std::uint16_t inw(std::uint16_t port) {
+            std::uint16_t ret;
+            __asm__ volatile("inw %1, %0" : "=a"(ret) : "Nd"(port) : "memory");
+            return ret;
+        }
+
+        inline std::uint32_t ind(std::uint16_t port) {
+            std::uint32_t ret;
+            __asm__ volatile("inl %1, %0" : "=a"(ret) : "Nd"(port) : "memory");
+            return ret;
+        }
+
+        inline void wait() {
+            outb(0x80, 0);
+        }
+    }; 
+} 
+\ No newline at end of file