1#ifndef LED_H
2#define LED_H
3
4#define	LED7		0x80		/* top (or furthest right) LED */
5#define	LED6		0x40
6#define	LED5		0x20
7#define	LED4		0x10
8#define	LED3		0x08
9#define	LED2		0x04
10#define	LED1		0x02
11#define	LED0		0x01		/* bottom (or furthest left) LED */
12
13#define	LED_LAN_TX	LED0		/* for LAN transmit activity */
14#define	LED_LAN_RCV	LED1		/* for LAN receive activity */
15#define	LED_DISK_IO	LED2		/* for disk activity */
16#define	LED_HEARTBEAT	LED3		/* heartbeat */
17
18/* values for pdc_chassis_lcd_info_ret_block.model: */
19#define DISPLAY_MODEL_LCD  0		/* KittyHawk LED or LCD */
20#define DISPLAY_MODEL_NONE 1		/* no LED or LCD */
21#define DISPLAY_MODEL_LASI 2		/* LASI style 8 bit LED */
22#define DISPLAY_MODEL_OLD_ASP 0x7F	/* faked: ASP style 8 x 1 bit LED (only very old ASP versions) */
23
24#define LED_CMD_REG_NONE 0		/* NULL == no addr for the cmd register */
25
26/* register_led_driver() */
27int __init register_led_driver(int model, unsigned long cmd_reg, unsigned long data_reg);
28
29/* registers the LED regions for procfs */
30void __init register_led_regions(void);
31
32#ifdef CONFIG_CHASSIS_LCD_LED
33/* writes a string to the LCD display (if possible on this h/w) */
34int lcd_print(const char *str);
35#else
36#define lcd_print(str)
37#endif
38
39/* main LED initialization function (uses PDC) */
40int __init led_init(void);
41
42#endif /* LED_H */
43