From 571a656a6bd9b4b9d5c595c578d15ba79bb19ef7 Mon Sep 17 00:00:00 2001
From: Samuel Johnson <sjohnson1149@proton.me>
Date: Tue, 1 Jul 2025 10:33:05 -0400
Subject: Add serial logging

---
 kernel/io/logger/base.h | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 kernel/io/logger/base.h

(limited to 'kernel/io/logger/base.h')

diff --git a/kernel/io/logger/base.h b/kernel/io/logger/base.h
new file mode 100644
index 0000000..7aa9e2d
--- /dev/null
+++ b/kernel/io/logger/base.h
@@ -0,0 +1,31 @@
+#ifndef HOS_IO_BASE_H
+#define HOS_IO_BASE_H
+
+namespace hos::io
+{
+    enum log_level
+    {
+        DEBUG,
+        INFO,
+        WARN,
+        ERROR,
+        FATAL
+    };
+
+    /// Ah, the glorious CRTP...
+    template <typename concrete_logger>
+    class logger
+    {
+    public:
+        logger  (enum log_level level);
+
+        void            set_level   (enum log_level level);
+        void            write       (enum log_level level, const char *message, ...);
+    protected:
+        char            buffer[512];
+    private:
+        enum log_level  level;
+    };
+}
+
+#endif
-- 
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