2 * (C) Copyright 2004, Psyent Corporation <www.psyent.com>
3 * Scott McNutt <smcnutt@psyent.com>
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 #include <status_led.h>
29 /* The LED port is configured as output only, so we
30 * must track the state manually.
32 static led_id_t val = 0;
34 void __led_init (led_id_t mask, int state)
36 nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR;
38 if (state == STATUS_LED_ON)
42 writel (&pio->data, val);
45 void __led_set (led_id_t mask, int state)
47 nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR;
49 if (state == STATUS_LED_ON)
53 writel (&pio->data, val);
56 void __led_toggle (led_id_t mask)
58 nios_pio_t *pio = (nios_pio_t *)CFG_LEDPIO_ADDR;
61 writel (&pio->data, val);