powerpc: Fix oops when loading modules
[deliverable/linux.git] / arch / powerpc / include / asm / ppc-opcode.h
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1/*
2 * Copyright 2009 Freescale Semicondutor, Inc.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version
7 * 2 of the License, or (at your option) any later version.
8 *
9 * provides masks and opcode images for use by code generation, emulation
10 * and for instructions that older assemblers might not know about
11 */
12#ifndef _ASM_POWERPC_PPC_OPCODE_H
13#define _ASM_POWERPC_PPC_OPCODE_H
14
15#include <linux/stringify.h>
16#include <asm/asm-compat.h>
17
18/* sorted alphabetically */
19#define PPC_INST_DCBA 0x7c0005ec
20#define PPC_INST_DCBA_MASK 0xfc0007fe
21#define PPC_INST_DCBAL 0x7c2005ec
22#define PPC_INST_DCBZL 0x7c2007ec
23#define PPC_INST_ISEL 0x7c00001e
24#define PPC_INST_ISEL_MASK 0xfc00003e
25#define PPC_INST_LSWI 0x7c0004aa
26#define PPC_INST_LSWX 0x7c00042a
27#define PPC_INST_LWSYNC 0x7c2004ac
28#define PPC_INST_MCRXR 0x7c000400
29#define PPC_INST_MCRXR_MASK 0xfc0007fe
30#define PPC_INST_MFSPR_PVR 0x7c1f42a6
31#define PPC_INST_MFSPR_PVR_MASK 0xfc1fffff
32#define PPC_INST_MSGSND 0x7c00019c
33#define PPC_INST_NOP 0x60000000
34#define PPC_INST_POPCNTB 0x7c0000f4
35#define PPC_INST_POPCNTB_MASK 0xfc0007fe
36#define PPC_INST_RFCI 0x4c000066
37#define PPC_INST_RFDI 0x4c00004e
38#define PPC_INST_RFMCI 0x4c00004c
39
40#define PPC_INST_STRING 0x7c00042a
41#define PPC_INST_STRING_MASK 0xfc0007fe
42#define PPC_INST_STRING_GEN_MASK 0xfc00067e
43
44#define PPC_INST_STSWI 0x7c0005aa
45#define PPC_INST_STSWX 0x7c00052a
46#define PPC_INST_TLBILX 0x7c000626
47#define PPC_INST_WAIT 0x7c00007c
48
49/* macros to insert fields into opcodes */
50#define __PPC_RA(a) ((a & 0x1f) << 16)
51#define __PPC_RB(b) ((b & 0x1f) << 11)
52#define __PPC_T_TLB(t) ((t & 0x3) << 21)
53#define __PPC_WC(w) ((w & 0x3) << 21)
54
55/* Deal with instructions that older assemblers aren't aware of */
56#define PPC_DCBAL(a, b) stringify_in_c(.long PPC_INST_DCBAL | \
57 __PPC_RA(a) | __PPC_RB(b))
58#define PPC_DCBZL(a, b) stringify_in_c(.long PPC_INST_DCBZL | \
59 __PPC_RA(a) | __PPC_RB(b))
60#define PPC_MSGSND(b) stringify_in_c(.long PPC_INST_MSGSND | \
61 __PPC_RB(b))
62#define PPC_RFCI stringify_in_c(.long PPC_INST_RFCI)
63#define PPC_RFDI stringify_in_c(.long PPC_INST_RFDI)
64#define PPC_RFMCI stringify_in_c(.long PPC_INST_RFMCI)
65#define PPC_TLBILX(t, a, b) stringify_in_c(.long PPC_INST_TLBILX | \
66 __PPC_T_TLB(t) | __PPC_RA(a) | __PPC_RB(b))
67#define PPC_TLBILX_ALL(a, b) PPC_TLBILX(0, a, b)
68#define PPC_TLBILX_PID(a, b) PPC_TLBILX(1, a, b)
69#define PPC_TLBILX_VA(a, b) PPC_TLBILX(3, a, b)
70#define PPC_WAIT(w) stringify_in_c(.long PPC_INST_WAIT | \
71 __PPC_WC(w))
72
73#endif /* _ASM_POWERPC_PPC_OPCODE_H */
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