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| author | Jon Santmyer <jon@jonsantmyer.com> | 2026-10-19 11:06:32 -0400 |
|---|---|---|
| committer | Jon Santmyer <jon@jonsantmyer.com> | 2026-10-19 11:06:32 -0400 |
| commit | 44f9642bfc9ce9f740d508670befb569e06621a2 (patch) | |
| tree | ff64ec6fd0562b4b9e6ba665fceeec52f2371840 /arch/x86_64/hal/serial_com.c | |
| parent | b2920331b103d43793ac8be927a80a593ce0be5a (diff) | |
| download | jove-kernel-44f9642bfc9ce9f740d508670befb569e06621a2.tar.gz jove-kernel-44f9642bfc9ce9f740d508670befb569e06621a2.tar.bz2 jove-kernel-44f9642bfc9ce9f740d508670befb569e06621a2.zip | |
Diffstat (limited to 'arch/x86_64/hal/serial_com.c')
| -rw-r--r-- | arch/x86_64/hal/serial_com.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/x86_64/hal/serial_com.c b/arch/x86_64/hal/serial_com.c index c571057..ec39d21 100644 --- a/arch/x86_64/hal/serial_com.c +++ b/arch/x86_64/hal/serial_com.c @@ -10,26 +10,26 @@ serial_com_recv(uint16_t port) return inb(SERIAL_COM_LSR(port)) & 1; } -static char -serial_com_getc(uint16_t port) -{ - while(serial_com_recv(port) == 0); - return inb(port); -} - static int serial_com_put_ready(uint16_t port) { return inb(SERIAL_COM_LSR(port)) & 0x20; } -static void +void serial_com_putc(uint16_t port, char c) { while(serial_com_put_ready(port) == 0); outb(port, c); } +char +serial_com_getc(uint16_t port) +{ + while(serial_com_recv(port) == 0); + return inb(port); +} + int serial_com_init_port( uint16_t port, |