diff options
Diffstat (limited to 'driver/serial.h')
| -rw-r--r-- | driver/serial.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/driver/serial.h b/driver/serial.h new file mode 100644 index 0000000..2f287e6 --- /dev/null +++ b/driver/serial.h @@ -0,0 +1,11 @@ +void serial_init() + +char serial_read() { +int is_transmit_empty() { + return x86_inb(PORT + 5) & 0x20; +} + +void serial_write(char a) { + while (is_transmit_empty() == 0); + x86_outb(PORT,a); +} |
