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path: root/drivers/tty/serial/68328serial.c
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Diffstat (limited to 'drivers/tty/serial/68328serial.c')
-rw-r--r--drivers/tty/serial/68328serial.c36
1 files changed, 4 insertions, 32 deletions
diff --git a/drivers/tty/serial/68328serial.c b/drivers/tty/serial/68328serial.c
index bf5f81113a0e..c1cd2147f9dd 100644
--- a/drivers/tty/serial/68328serial.c
+++ b/drivers/tty/serial/68328serial.c
@@ -213,25 +213,6 @@ static void rs_start(struct tty_struct *tty)
local_irq_restore(flags);
}
-/* Drop into either the boot monitor or kadb upon receiving a break
- * from keyboard/console input.
- */
-static void batten_down_hatches(void)
-{
- /* Drop into the debugger */
-}
-
-static void status_handle(struct m68k_serial *info, unsigned short status)
-{
- /* If this is console input and this is a
- * 'break asserted' status change interrupt
- * see if we can drop into the debugger
- */
- if((status & URX_BREAK) && info->break_abort)
- batten_down_hatches();
- return;
-}
-
static void receive_chars(struct m68k_serial *info, unsigned short rx)
{
struct tty_struct *tty = info->tty;
@@ -248,7 +229,6 @@ static void receive_chars(struct m68k_serial *info, unsigned short rx)
if(info->is_cons) {
if(URX_BREAK & rx) { /* whee, break received */
- status_handle(info, rx);
return;
#ifdef CONFIG_MAGIC_SYSRQ
} else if (ch == 0x10) { /* ^P */
@@ -269,16 +249,13 @@ static void receive_chars(struct m68k_serial *info, unsigned short rx)
flag = TTY_NORMAL;
- if(rx & URX_PARITY_ERROR) {
+ if (rx & URX_PARITY_ERROR)
flag = TTY_PARITY;
- status_handle(info, rx);
- } else if(rx & URX_OVRUN) {
+ else if (rx & URX_OVRUN)
flag = TTY_OVERRUN;
- status_handle(info, rx);
- } else if(rx & URX_FRAME_ERROR) {
+ else if (rx & URX_FRAME_ERROR)
flag = TTY_FRAME;
- status_handle(info, rx);
- }
+
tty_insert_flip_char(tty, ch, flag);
#ifndef CONFIG_XCOPILOT_BUGS
} while((rx = uart->urx.w) & URX_DATA_READY);
@@ -369,7 +346,6 @@ static int startup(struct m68k_serial * info)
*/
uart->ustcnt = USTCNT_UEN;
- info->xmit_fifo_size = 1;
uart->ustcnt = USTCNT_UEN | USTCNT_RXEN | USTCNT_TXEN;
(void)uart->urx.w;
@@ -499,7 +475,6 @@ static void change_speed(struct m68k_serial *info)
i = (i & ~CBAUDEX) + B38400;
}
- info->baud = baud_table[i];
uart->ubaud = PUT_FIELD(UBAUD_DIVIDE, hw_baud_table[i].divisor) |
PUT_FIELD(UBAUD_PRESCALER, hw_baud_table[i].prescale);
@@ -1034,7 +1009,6 @@ static void rs_close(struct tty_struct *tty, struct file * filp)
tty_ldisc_flush(tty);
tty->closing = 0;
- info->event = 0;
info->tty = NULL;
#warning "This is not and has never been valid so fix it"
#if 0
@@ -1070,7 +1044,6 @@ void rs_hangup(struct tty_struct *tty)
rs_flush_buffer(tty);
shutdown(info);
- info->event = 0;
info->count = 0;
info->flags &= ~ASYNC_NORMAL_ACTIVE;
info->tty = NULL;
@@ -1270,7 +1243,6 @@ rs68328_init(void)
info->close_delay = 50;
info->closing_wait = 3000;
info->x_char = 0;
- info->event = 0;
info->count = 0;
info->blocked_open = 0;
init_waitqueue_head(&info->open_wait);