initial commit. working on tasking

1 files changed, 25 insertions, 0 deletions

diff --git a/arch/x86_64/lib/printf.c b/arch/x86_64/lib/printf.c
new file mode 100644
index 0000000..42ee568
--- /dev/null
+++ b/arch/x86_64/lib/printf.c
@@ -0,0 +1,25 @@
+#include "../hal/serial_com.h"
+#include "lib/printf.h"
+#include "lib/virtterm.h"
+#include "init.h"
+
+int
+kvprintf(const char *fmt, va_list ap)
+{
+    char buffer[256] = { 0 };
+    int r = vsnprintf(buffer, 256, fmt, ap);
+    int wlen = (r > 256 ? 256 : r);
+
+    {
+        jove_owned_obj_t *serial_obj = obj_take(objdir_getlocal(_rootdir_obj, ROOTDIR_SERIAL_COM_I));
+        serial_com_write(serial_obj, buffer, wlen);
+        obj_release(serial_obj);
+
+        jove_owned_obj_t *vt_obj = obj_take(objdir_getlocal(_rootdir_obj, ROOTDIR_VIRTTERM_I));
+        vt_write(vt_obj, buffer, wlen);
+
+        obj_release(vt_obj);
+    }
+
+    return r;
+}