| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Definitions used by low-level trap handlers |
| * |
| * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> |
| * Copyright (C) 2007-2009 PetaLogix |
| * Copyright (C) 2007 John Williams <john.williams@petalogix.com> |
| */ |
| |
| #ifndef _ASM_MICROBLAZE_ENTRY_H |
| #define _ASM_MICROBLAZE_ENTRY_H |
| |
| #include <asm/percpu.h> |
| #include <asm/ptrace.h> |
| #include <linux/linkage.h> |
| |
| /* |
| * These are per-cpu variables required in entry.S, among other |
| * places |
| */ |
| |
| #define PER_CPU(var) var |
| |
| # ifndef __ASSEMBLY__ |
| DECLARE_PER_CPU(unsigned int, KSP); /* Saved kernel stack pointer */ |
| DECLARE_PER_CPU(unsigned int, KM); /* Kernel/user mode */ |
| DECLARE_PER_CPU(unsigned int, ENTRY_SP); /* Saved SP on kernel entry */ |
| DECLARE_PER_CPU(unsigned int, R11_SAVE); /* Temp variable for entry */ |
| DECLARE_PER_CPU(unsigned int, CURRENT_SAVE); /* Saved current pointer */ |
| |
| extern asmlinkage void do_notify_resume(struct pt_regs *regs, int in_syscall); |
| # endif /* __ASSEMBLY__ */ |
| |
| #endif /* _ASM_MICROBLAZE_ENTRY_H */ |
