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51 lines
1.5 KiB
51 lines
1.5 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* kexec.h for kexec |
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* Created by <[email protected]> on Thu Oct 12 14:59:34 2006 |
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*/ |
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#ifndef _MIPS_KEXEC |
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# define _MIPS_KEXEC |
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#include <asm/stacktrace.h> |
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/* Maximum physical address we can use pages from */ |
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#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL) |
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/* Maximum address we can reach in physical address mode */ |
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#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL) |
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/* Maximum address we can use for the control code buffer */ |
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#define KEXEC_CONTROL_MEMORY_LIMIT (-1UL) |
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/* Reserve 3*4096 bytes for board-specific info */ |
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#define KEXEC_CONTROL_PAGE_SIZE (4096 + 3*4096) |
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/* The native architecture */ |
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#define KEXEC_ARCH KEXEC_ARCH_MIPS |
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#define MAX_NOTE_BYTES 1024 |
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static inline void crash_setup_regs(struct pt_regs *newregs, |
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struct pt_regs *oldregs) |
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{ |
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if (oldregs) |
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memcpy(newregs, oldregs, sizeof(*newregs)); |
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else |
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prepare_frametrace(newregs); |
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} |
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#ifdef CONFIG_KEXEC |
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struct kimage; |
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extern unsigned long kexec_args[4]; |
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extern int (*_machine_kexec_prepare)(struct kimage *); |
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extern void (*_machine_kexec_shutdown)(void); |
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extern void (*_machine_crash_shutdown)(struct pt_regs *regs); |
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void default_machine_crash_shutdown(struct pt_regs *regs); |
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void kexec_nonboot_cpu_jump(void); |
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void kexec_reboot(void); |
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#ifdef CONFIG_SMP |
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extern const unsigned char kexec_smp_wait[]; |
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extern unsigned long secondary_kexec_args[4]; |
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extern atomic_t kexec_ready_to_reboot; |
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extern void (*_crash_smp_send_stop)(void); |
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#endif |
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#endif |
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#endif /* !_MIPS_KEXEC */
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