| /* ASB2303-specific LEDs |
| * |
| * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. |
| * Written by David Howells (dhowells@redhat.com) |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public Licence |
| * as published by the Free Software Foundation; either version |
| * 2 of the Licence, or (at your option) any later version. |
| */ |
| |
| #ifndef _ASM_UNIT_LEDS_H |
| #define _ASM_UNIT_LEDS_H |
| |
| #include <asm/pio-regs.h> |
| #include <asm/cpu-regs.h> |
| #include <asm/exceptions.h> |
| |
| #define ASB2303_GPIO0DEF __SYSREG(0xDB000000, u32) |
| #define ASB2303_7SEGLEDS __SYSREG(0xDB000008, u32) |
| |
| /* |
| * use the 7-segment LEDs to indicate states |
| */ |
| |
| /* flip the 7-segment LEDs between "G" and "-" */ |
| #define mn10300_set_gdbleds(ONOFF) \ |
| do { \ |
| ASB2303_7SEGLEDS = (ONOFF) ? 0x85 : 0x7f; \ |
| } while (0) |
| |
| /* indicate double-fault by displaying "d" on the LEDs */ |
| #define mn10300_set_dbfleds \ |
| mov 0x43,d0 ; \ |
| movbu d0,(ASB2303_7SEGLEDS) |
| |
| #ifndef __ASSEMBLY__ |
| extern void peripheral_leds_display_exception(enum exception_code code); |
| extern void peripheral_leds_led_chase(void); |
| extern void debug_to_serial(const char *p, int n); |
| #endif /* __ASSEMBLY__ */ |
| |
| #endif /* _ASM_UNIT_LEDS_H */ |