From 8251da342161767fe203627223ccd4a7026701c6 Mon Sep 17 00:00:00 2001 From: Jon Santmyer Date: Fri, 4 Sep 2026 11:31:40 -0400 Subject: initial commit. working on tasking --- arch/x86_64/lib/printf.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 arch/x86_64/lib/printf.c (limited to 'arch/x86_64/lib/printf.c') 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; +} -- cgit v1.2.3