You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
44 lines
1.2 KiB
44 lines
1.2 KiB
17 years ago
|
/* 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 */
|