Changes in kernel/genarch/src/drivers/s3c24xx/uart.c [e9bc927:28a5ebd] in mainline

File:

• kernel/genarch/src/drivers/s3c24xx/uart.c (modified) (3 diffs)

kernel/genarch/src/drivers/s3c24xx/uart.c

@@ -49 +49 @@
 #include <str.h>
 
-static void s3c24xx_uart_sendb(s3c24xx_uart_t *uart, uint8_t byte)
+static void s3c24xx_uart_sendb(outdev_t *dev, uint8_t byte)
 {
+        s3c24xx_uart_t *uart =
+            (s3c24xx_uart_t *) dev->data;
+
         /* Wait for space becoming available in Tx FIFO. */
         while ((pio_read_32(&uart->io->ufstat) & S3C24XX_UFSTAT_TX_FULL) != 0)
@@ -58 +61 @@
 }
 
-static void s3c24xx_uart_write(outdev_t *dev, const char *s, size_t n)
+static void s3c24xx_uart_putuchar(outdev_t *dev, char32_t ch)
 {
-        s3c24xx_uart_t *uart = dev->data;
+        s3c24xx_uart_t *uart =
+            (s3c24xx_uart_t *) dev->data;
 
-        /* If the userspace owns the console, do not output anything. */
-        if (uart->parea.mapped && !console_override)
-                return;
-
-        const char *top = s + n;
-        assert(top >= s);
-
-        for (; s < top; s++) {
-                if (*s == '\n')
-                        s3c24xx_uart_sendb(uart, '\r');
-
-                s3c24xx_uart_sendb(uart, (uint8_t) *s);
+        if ((!uart->parea.mapped) || (console_override)) {
+                if (!ascii_check(ch)) {
+                        s3c24xx_uart_sendb(dev, U_SPECIAL);
+                } else {
+                        if (ch == '\n')
+                                s3c24xx_uart_sendb(dev, (uint8_t) '\r');
+                        s3c24xx_uart_sendb(dev, (uint8_t) ch);
+                }
         }
 }
@@ -94 +94 @@
 
 static outdev_operations_t s3c24xx_uart_ops = {
-        .write = s3c24xx_uart_write,
+        .write = s3c24xx_uart_putuchar,
         .redraw = NULL,
         .scroll_up = NULL,