Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
42 lines
749 B
C
42 lines
749 B
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Reset a DECstation machine.
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*
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* Copyright (C) 199x the Anonymous
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* Copyright (C) 2001, 2002, 2003 Maciej W. Rozycki
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*/
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#include <linux/interrupt.h>
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#include <linux/linkage.h>
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#include <asm/addrspace.h>
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typedef void __noreturn (* noret_func_t)(void);
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static inline void __noreturn back_to_prom(void)
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{
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noret_func_t func = (void *)CKSEG1ADDR(0x1fc00000);
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func();
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}
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void __noreturn dec_machine_restart(char *command)
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{
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back_to_prom();
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}
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void __noreturn dec_machine_halt(void)
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{
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back_to_prom();
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}
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void __noreturn dec_machine_power_off(void)
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{
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/* DECstations don't have a software power switch */
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back_to_prom();
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}
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irqreturn_t dec_intr_halt(int irq, void *dev_id)
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{
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dec_machine_halt();
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}
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