368dd5acd1
Implement the Panasonic MN10300 AM34 CPU subarch and implement SMP support for MN10300. Also implement support for the MN2WS0060 processor and the ASB2364 evaluation board which are AM34 based. Signed-off-by: Akira Takeuchi <takeuchi.akr@jp.panasonic.com> Signed-off-by: Kiyoshi Owada <owada.kiyoshi@jp.panasonic.com> Signed-off-by: David Howells <dhowells@redhat.com>
55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
/* Unit-specific leds
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*
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* Copyright (C) 2005 Red Hat, Inc. All Rights Reserved.
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* Written by David Howells (dhowells@redhat.com)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef _ASM_UNIT_LEDS_H
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#define _ASM_UNIT_LEDS_H
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#include <asm/pio-regs.h>
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#include <asm/cpu-regs.h>
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#include <asm/exceptions.h>
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#define MN10300_USE_7SEGLEDS 0
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#define ASB2364_7SEGLEDS __SYSREG(0xA9001630, u32)
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/*
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* use the 7-segment LEDs to indicate states
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*/
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#if MN10300_USE_7SEGLEDS
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/* flip the 7-segment LEDs between "Gdb-" and "----" */
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#define mn10300_set_gdbleds(ONOFF) \
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do { \
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ASB2364_7SEGLEDS = (ONOFF) ? 0x8543077f : 0x7f7f7f7f; \
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} while (0)
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#else
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#define mn10300_set_gdbleds(ONOFF) do {} while (0)
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#endif
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#if MN10300_USE_7SEGLEDS
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/* indicate double-fault by displaying "db-f" on the LEDs */
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#define mn10300_set_dbfleds \
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mov 0x43077f1d,d0 ; \
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mov d0,(ASB2364_7SEGLEDS)
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#else
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#define mn10300_set_dbfleds
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#endif
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#ifndef __ASSEMBLY__
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extern void peripheral_leds_display_exception(enum exception_code);
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extern void peripheral_leds_led_chase(void);
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extern void peripheral_leds7x4_display_dec(unsigned int, unsigned int);
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extern void peripheral_leds7x4_display_hex(unsigned int, unsigned int);
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extern void debug_to_serial(const char *, int);
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#endif /* __ASSEMBLY__ */
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#endif /* _ASM_UNIT_LEDS_H */
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