From 2c0efd93530c472e96ff3529aee983b53f3b78d9 Mon Sep 17 00:00:00 2001
From: Nathan Lee <me@nwlee.tech>
Date: Wed, 12 Aug 2026 17:44:17 -0500
Subject: rework project structure

---
 include/sys/mem.h | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 include/sys/mem.h

(limited to 'include/sys/mem.h')

diff --git a/include/sys/mem.h b/include/sys/mem.h
new file mode 100644
index 0000000..769a162
--- /dev/null
+++ b/include/sys/mem.h
@@ -0,0 +1,30 @@
+#pragma once
+#include <sys/stddef.h>
+
+struct mem_info {
+    void* start;
+    size_t size;
+};
+
+enum PageStatus {
+    MEMPAGE_FREE, MEMPAGE_USED
+};
+
+struct page {
+    struct page* next;
+    size_t size;
+    enum PageStatus status;
+};
+
+struct mmio_device_meta {
+    const char *name;
+    void *start;
+    size_t size;
+};
+
+void* kmalloc(size_t size);
+void* kzalloc(size_t size);
+void kfree(void* ptr);
+
+void km_init(struct mem_info *info);
+
-- 
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