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() */ 27 int __init register_led_driver(int model, unsigned long cmd_reg, unsigned long data_reg); 28 29 /* registers the LED regions for procfs */ 30 void __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) */ 34 int lcd_print(const char *str); 35 #else 36 #define lcd_print(str) 37 #endif 38 39 /* main LED initialization function (uses PDC) */ 40 int __init led_init(void); 41 42 #endif /* LED_H */ 43