malloc stub + processes

well, there's only one process, but shh

1 files changed, 19 insertions, 0 deletions

diff --git a/kernel/mem.c b/kernel/mem.c
new file mode 100644
index 0000000..8fcaf26
--- /dev/null
+++ b/kernel/mem.c
@@ -0,0 +1,19 @@
+#include <kernel/mem.h>
+
+extern void *_kernel_end;
+static void *highest;
+
+void mem_init() {
+	highest = &_kernel_end;
+}
+
+// should always succeed, there are no error checks anywhere
+void *malloc(size_t size) {
+	void *block = highest;
+	highest += size;
+	return block;
+}
+
+void free(void *ptr) {
+	// not implemented
+}