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43 lines
1.3 KiB
43 lines
1.3 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef LED_H |
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#define LED_H |
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#define LED7 0x80 /* top (or furthest right) LED */ |
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#define LED6 0x40 |
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#define LED5 0x20 |
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#define LED4 0x10 |
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#define LED3 0x08 |
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#define LED2 0x04 |
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#define LED1 0x02 |
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#define LED0 0x01 /* bottom (or furthest left) LED */ |
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#define LED_LAN_TX LED0 /* for LAN transmit activity */ |
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#define LED_LAN_RCV LED1 /* for LAN receive activity */ |
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#define LED_DISK_IO LED2 /* for disk activity */ |
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#define LED_HEARTBEAT LED3 /* heartbeat */ |
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/* values for pdc_chassis_lcd_info_ret_block.model: */ |
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#define DISPLAY_MODEL_LCD 0 /* KittyHawk LED or LCD */ |
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#define DISPLAY_MODEL_NONE 1 /* no LED or LCD */ |
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#define DISPLAY_MODEL_LASI 2 /* LASI style 8 bit LED */ |
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#define DISPLAY_MODEL_OLD_ASP 0x7F /* faked: ASP style 8 x 1 bit LED (only very old ASP versions) */ |
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#define LED_CMD_REG_NONE 0 /* NULL == no addr for the cmd register */ |
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/* register_led_driver() */ |
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int __init register_led_driver(int model, unsigned long cmd_reg, unsigned long data_reg); |
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/* registers the LED regions for procfs */ |
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void __init register_led_regions(void); |
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#ifdef CONFIG_CHASSIS_LCD_LED |
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/* writes a string to the LCD display (if possible on this h/w) */ |
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int lcd_print(const char *str); |
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#else |
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#define lcd_print(str) |
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#endif |
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/* main LED initialization function (uses PDC) */ |
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int __init led_init(void); |
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#endif /* LED_H */
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