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-rw-r--r--kernel/mem.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/kernel/mem.c b/kernel/mem.c
new file mode 100644
index 0000000..e2f1889
--- /dev/null
+++ b/kernel/mem.c
@@ -0,0 +1,23 @@
+#include <kernel/mem.h>
+#include <kernel/alloc.h>
+#include <kernel/paging.h>
+
+extern uint32_t _kernel_end;
+static uint32_t *heap_start = &_kernel_end;
+static uint32_t *heap_end = &_kernel_end;
+
+int _alloc_new_page(void) {
+ uint32_t paddr = pfa_alloc_frame();
+ if (paddr == 0xFFFFFFFF)
+ return -1;
+ map_page(paddr, heap_end, 0x003);
+}
+
+void* kmalloc(size_t sz) {
+ void *ret = heap_end;
+ heap_end += sz;
+ return ret;
+}
+
+void kfree(void *ptr) {
+}