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Diffstat (limited to 'arch')
-rw-r--r--arch/i386/kernel/serial.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/arch/i386/kernel/serial.c b/arch/i386/kernel/serial.c
index 5bd4105..25a01fe 100644
--- a/arch/i386/kernel/serial.c
+++ b/arch/i386/kernel/serial.c
@@ -5,6 +5,14 @@
#define PORT 0x3f8
+static inline int _serial_received(void) {
+ return inb(PORT + 5) & 1;
+}
+
+static inline int _is_transmit_empty(void) {
+ return inb(PORT + 5) & 0x20;
+}
+
int serial_init(void) {
outb(PORT + 1, 0x00);
outb(PORT + 3, 0x80);
@@ -23,20 +31,12 @@ int serial_init(void) {
return 0;
}
-int serial_recieved(void) {
- return inb(PORT + 5) & 1;
+void serial_putchar(char c) {
+ while (_is_transmit_empty() == 0);
+ outb(PORT, c);
}
-char read_serial(void) {
- while (serial_recieved() == 0);
+char serial_getchar(void) {
+ while (_serial_received() == 0);
return inb(PORT);
}
-
-int is_transmit_empty(void) {
- return inb(PORT + 5) & 0x20;
-}
-
-void write_serial(char a) {
- while (is_transmit_empty() == 0);
- outb(PORT, a);
-}