Add build system scaffolding and libc headers

1 files changed, 13 insertions, 0 deletions

diff --git a/include/arch/x86_64/asm/thread.h b/include/arch/x86_64/asm/thread.h
new file mode 100644
index 00000000..1a8e2114
--- /dev/null
+++ b/include/arch/x86_64/asm/thread.h
@@ -0,0 +1,13 @@
+#ifndef __ASM_THREAD_H
+#define __ASM_THREAD_H
+
+#include <stdint.h>
+
+static __inline uintptr_t __thread_self(void)
+{
+	uintptr_t tp;
+	__asm__("mov %%fs:0,%0" : "=r"(tp));
+	return tp;
+}
+
+#endif