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1 | /* |
2 | * Definitions used by low-level trap handlers | |
3 | * | |
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4 | * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> |
5 | * Copyright (C) 2007-2009 PetaLogix | |
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6 | * Copyright (C) 2007 John Williams <john.williams@petalogix.com> |
7 | * | |
8 | * This file is subject to the terms and conditions of the GNU General | |
9 | * Public License. See the file COPYING in the main directory of this | |
10 | * archive for more details. | |
11 | */ | |
12 | ||
13 | #ifndef _ASM_MICROBLAZE_ENTRY_H | |
14 | #define _ASM_MICROBLAZE_ENTRY_H | |
15 | ||
16 | #include <asm/percpu.h> | |
17 | #include <asm/ptrace.h> | |
dd035246 | 18 | #include <linux/linkage.h> |
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19 | |
20 | /* | |
21 | * These are per-cpu variables required in entry.S, among other | |
22 | * places | |
23 | */ | |
24 | ||
dd17c8f7 | 25 | #define PER_CPU(var) var |
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26 | |
27 | # ifndef __ASSEMBLY__ | |
28 | DECLARE_PER_CPU(unsigned int, KSP); /* Saved kernel stack pointer */ | |
29 | DECLARE_PER_CPU(unsigned int, KM); /* Kernel/user mode */ | |
30 | DECLARE_PER_CPU(unsigned int, ENTRY_SP); /* Saved SP on kernel entry */ | |
31 | DECLARE_PER_CPU(unsigned int, R11_SAVE); /* Temp variable for entry */ | |
32 | DECLARE_PER_CPU(unsigned int, CURRENT_SAVE); /* Saved current pointer */ | |
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33 | |
34 | extern asmlinkage void do_notify_resume(struct pt_regs *regs, int in_syscall); | |
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35 | # endif /* __ASSEMBLY__ */ |
36 | ||
37 | #endif /* _ASM_MICROBLAZE_ENTRY_H */ |