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path: root/drivers/serial/opencores_yanu.c
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Diffstat (limited to 'drivers/serial/opencores_yanu.c')
-rw-r--r--drivers/serial/opencores_yanu.c67
1 files changed, 60 insertions, 7 deletions
diff --git a/drivers/serial/opencores_yanu.c b/drivers/serial/opencores_yanu.c
index f383011..a0dd301 100644
--- a/drivers/serial/opencores_yanu.c
+++ b/drivers/serial/opencores_yanu.c
@@ -37,7 +37,7 @@ static yanu_uart_t *uart = (yanu_uart_t *)CONFIG_SYS_NIOS_CONSOLE;
/* Everything's already setup for fixed-baud PTF assignment*/
-void serial_setbrg (void)
+static void oc_serial_setbrg(void)
{
int n, k;
const unsigned max_uns = 0xFFFFFFFF;
@@ -68,7 +68,7 @@ void serial_setbrg (void)
#else
-void serial_setbrg (void)
+static void oc_serial_setbrg(void)
{
int n, k;
const unsigned max_uns = 0xFFFFFFFF;
@@ -100,7 +100,7 @@ void serial_setbrg (void)
#endif /* CONFIG_SYS_NIOS_FIXEDBAUD */
-int serial_init (void)
+static int oc_serial_init(void)
{
unsigned action,control;
@@ -141,7 +141,7 @@ int serial_init (void)
/*-----------------------------------------------------------------------
* YANU CONSOLE
*---------------------------------------------------------------------*/
-void serial_putc (char c)
+static void oc_serial_putc(char c)
{
int tx_chars;
unsigned status;
@@ -161,7 +161,7 @@ void serial_putc (char c)
writel((unsigned char)c, &uart->data);
}
-void serial_puts (const char *s)
+static void oc_serial_puts(const char *s)
{
while (*s != 0) {
serial_putc (*s++);
@@ -169,7 +169,7 @@ void serial_puts (const char *s)
}
-int serial_tstc(void)
+static int oc_serial_tstc(void)
{
unsigned status ;
@@ -178,7 +178,7 @@ int serial_tstc(void)
((1 << YANU_RFIFO_CHARS_N) - 1)) > 0);
}
-int serial_getc (void)
+statoc int oc_serial_getc(void)
{
while (serial_tstc() == 0)
WATCHDOG_RESET ();
@@ -188,3 +188,56 @@ int serial_getc (void)
return(readl(&uart->data) & YANU_DATA_CHAR_MASK);
}
+
+#ifdef CONFIG_SERIAL_MULTI
+static struct serial_device oc_serial_drv = {
+ .name = "oc_serial",
+ .start = oc_serial_init,
+ .stop = NULL,
+ .setbrg = oc_serial_setbrg,
+ .putc = oc_serial_putc,
+ .puts = oc_serial_puts,
+ .getc = oc_serial_getc,
+ .tstc = oc_serial_tstc,
+};
+
+void oc_serial_initialize(void)
+{
+ serial_register(&oc_serial_drv);
+}
+
+__weak struct serial_device *default_serial_console(void)
+{
+ return &oc_serial_drv;
+}
+#else
+int serial_init(void)
+{
+ return oc_serial_init();
+}
+
+void serial_setbrg(void)
+{
+ oc_serial_setbrg();
+}
+
+void serial_putc(const char c)
+{
+ oc_serial_putc(c);
+}
+
+void serial_puts(const char *s)
+{
+ oc_serial_puts(s);
+}
+
+int serial_getc(void)
+{
+ return oc_serial_getc();
+}
+
+int serial_tstc(void)
+{
+ return oc_serial_tstc();
+}
+#endif