Linux kernel mirror (for testing)
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linux
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_LDARX 0x7c0000a8
26#define PPC_INST_LSWI 0x7c0004aa
27#define PPC_INST_LSWX 0x7c00042a
28#define PPC_INST_LWARX 0x7c000028
29#define PPC_INST_LWSYNC 0x7c2004ac
30#define PPC_INST_LXVD2X 0x7c000698
31#define PPC_INST_MCRXR 0x7c000400
32#define PPC_INST_MCRXR_MASK 0xfc0007fe
33#define PPC_INST_MFSPR_PVR 0x7c1f42a6
34#define PPC_INST_MFSPR_PVR_MASK 0xfc1fffff
35#define PPC_INST_MSGSND 0x7c00019c
36#define PPC_INST_NOP 0x60000000
37#define PPC_INST_POPCNTB 0x7c0000f4
38#define PPC_INST_POPCNTB_MASK 0xfc0007fe
39#define PPC_INST_POPCNTD 0x7c0003f4
40#define PPC_INST_POPCNTW 0x7c0002f4
41#define PPC_INST_RFCI 0x4c000066
42#define PPC_INST_RFDI 0x4c00004e
43#define PPC_INST_RFMCI 0x4c00004c
44#define PPC_INST_MFSPR_DSCR 0x7c1102a6
45#define PPC_INST_MFSPR_DSCR_MASK 0xfc1fffff
46#define PPC_INST_MTSPR_DSCR 0x7c1103a6
47#define PPC_INST_MTSPR_DSCR_MASK 0xfc1fffff
48
49#define PPC_INST_STRING 0x7c00042a
50#define PPC_INST_STRING_MASK 0xfc0007fe
51#define PPC_INST_STRING_GEN_MASK 0xfc00067e
52
53#define PPC_INST_STSWI 0x7c0005aa
54#define PPC_INST_STSWX 0x7c00052a
55#define PPC_INST_STXVD2X 0x7c000798
56#define PPC_INST_TLBIE 0x7c000264
57#define PPC_INST_TLBILX 0x7c000024
58#define PPC_INST_WAIT 0x7c00007c
59#define PPC_INST_TLBIVAX 0x7c000624
60#define PPC_INST_TLBSRX_DOT 0x7c0006a5
61#define PPC_INST_XXLOR 0xf0000510
62
63#define PPC_INST_NAP 0x4c000364
64#define PPC_INST_SLEEP 0x4c0003a4
65
66/* A2 specific instructions */
67#define PPC_INST_ERATWE 0x7c0001a6
68#define PPC_INST_ERATRE 0x7c000166
69#define PPC_INST_ERATILX 0x7c000066
70#define PPC_INST_ERATIVAX 0x7c000666
71#define PPC_INST_ERATSX 0x7c000126
72#define PPC_INST_ERATSX_DOT 0x7c000127
73
74/* macros to insert fields into opcodes */
75#define __PPC_RA(a) (((a) & 0x1f) << 16)
76#define __PPC_RB(b) (((b) & 0x1f) << 11)
77#define __PPC_RS(s) (((s) & 0x1f) << 21)
78#define __PPC_RT(s) __PPC_RS(s)
79#define __PPC_XA(a) ((((a) & 0x1f) << 16) | (((a) & 0x20) >> 3))
80#define __PPC_XB(b) ((((b) & 0x1f) << 11) | (((b) & 0x20) >> 4))
81#define __PPC_XS(s) ((((s) & 0x1f) << 21) | (((s) & 0x20) >> 5))
82#define __PPC_XT(s) __PPC_XS(s)
83#define __PPC_T_TLB(t) (((t) & 0x3) << 21)
84#define __PPC_WC(w) (((w) & 0x3) << 21)
85#define __PPC_WS(w) (((w) & 0x1f) << 11)
86
87/*
88 * Only use the larx hint bit on 64bit CPUs. e500v1/v2 based CPUs will treat a
89 * larx with EH set as an illegal instruction.
90 */
91#ifdef CONFIG_PPC64
92#define __PPC_EH(eh) (((eh) & 0x1) << 0)
93#else
94#define __PPC_EH(eh) 0
95#endif
96
97/* Deal with instructions that older assemblers aren't aware of */
98#define PPC_DCBAL(a, b) stringify_in_c(.long PPC_INST_DCBAL | \
99 __PPC_RA(a) | __PPC_RB(b))
100#define PPC_DCBZL(a, b) stringify_in_c(.long PPC_INST_DCBZL | \
101 __PPC_RA(a) | __PPC_RB(b))
102#define PPC_LDARX(t, a, b, eh) stringify_in_c(.long PPC_INST_LDARX | \
103 __PPC_RT(t) | __PPC_RA(a) | \
104 __PPC_RB(b) | __PPC_EH(eh))
105#define PPC_LWARX(t, a, b, eh) stringify_in_c(.long PPC_INST_LWARX | \
106 __PPC_RT(t) | __PPC_RA(a) | \
107 __PPC_RB(b) | __PPC_EH(eh))
108#define PPC_MSGSND(b) stringify_in_c(.long PPC_INST_MSGSND | \
109 __PPC_RB(b))
110#define PPC_POPCNTB(a, s) stringify_in_c(.long PPC_INST_POPCNTB | \
111 __PPC_RA(a) | __PPC_RS(s))
112#define PPC_POPCNTD(a, s) stringify_in_c(.long PPC_INST_POPCNTD | \
113 __PPC_RA(a) | __PPC_RS(s))
114#define PPC_POPCNTW(a, s) stringify_in_c(.long PPC_INST_POPCNTW | \
115 __PPC_RA(a) | __PPC_RS(s))
116#define PPC_RFCI stringify_in_c(.long PPC_INST_RFCI)
117#define PPC_RFDI stringify_in_c(.long PPC_INST_RFDI)
118#define PPC_RFMCI stringify_in_c(.long PPC_INST_RFMCI)
119#define PPC_TLBILX(t, a, b) stringify_in_c(.long PPC_INST_TLBILX | \
120 __PPC_T_TLB(t) | __PPC_RA(a) | __PPC_RB(b))
121#define PPC_TLBILX_ALL(a, b) PPC_TLBILX(0, a, b)
122#define PPC_TLBILX_PID(a, b) PPC_TLBILX(1, a, b)
123#define PPC_TLBILX_VA(a, b) PPC_TLBILX(3, a, b)
124#define PPC_WAIT(w) stringify_in_c(.long PPC_INST_WAIT | \
125 __PPC_WC(w))
126#define PPC_TLBIE(lp,a) stringify_in_c(.long PPC_INST_TLBIE | \
127 __PPC_RB(a) | __PPC_RS(lp))
128#define PPC_TLBSRX_DOT(a,b) stringify_in_c(.long PPC_INST_TLBSRX_DOT | \
129 __PPC_RA(a) | __PPC_RB(b))
130#define PPC_TLBIVAX(a,b) stringify_in_c(.long PPC_INST_TLBIVAX | \
131 __PPC_RA(a) | __PPC_RB(b))
132
133#define PPC_ERATWE(s, a, w) stringify_in_c(.long PPC_INST_ERATWE | \
134 __PPC_RS(s) | __PPC_RA(a) | __PPC_WS(w))
135#define PPC_ERATRE(s, a, w) stringify_in_c(.long PPC_INST_ERATRE | \
136 __PPC_RS(s) | __PPC_RA(a) | __PPC_WS(w))
137#define PPC_ERATILX(t, a, b) stringify_in_c(.long PPC_INST_ERATILX | \
138 __PPC_T_TLB(t) | __PPC_RA(a) | \
139 __PPC_RB(b))
140#define PPC_ERATIVAX(s, a, b) stringify_in_c(.long PPC_INST_ERATIVAX | \
141 __PPC_RS(s) | __PPC_RA(a) | __PPC_RB(b))
142#define PPC_ERATSX(t, a, w) stringify_in_c(.long PPC_INST_ERATSX | \
143 __PPC_RS(t) | __PPC_RA(a) | __PPC_RB(b))
144#define PPC_ERATSX_DOT(t, a, w) stringify_in_c(.long PPC_INST_ERATSX_DOT | \
145 __PPC_RS(t) | __PPC_RA(a) | __PPC_RB(b))
146
147
148/*
149 * Define what the VSX XX1 form instructions will look like, then add
150 * the 128 bit load store instructions based on that.
151 */
152#define VSX_XX1(s, a, b) (__PPC_XS(s) | __PPC_RA(a) | __PPC_RB(b))
153#define VSX_XX3(t, a, b) (__PPC_XT(t) | __PPC_XA(a) | __PPC_XB(b))
154#define STXVD2X(s, a, b) stringify_in_c(.long PPC_INST_STXVD2X | \
155 VSX_XX1((s), (a), (b)))
156#define LXVD2X(s, a, b) stringify_in_c(.long PPC_INST_LXVD2X | \
157 VSX_XX1((s), (a), (b)))
158#define XXLOR(t, a, b) stringify_in_c(.long PPC_INST_XXLOR | \
159 VSX_XX3((t), (a), (b)))
160
161#define PPC_NAP stringify_in_c(.long PPC_INST_NAP)
162#define PPC_SLEEP stringify_in_c(.long PPC_INST_SLEEP)
163
164#endif /* _ASM_POWERPC_PPC_OPCODE_H */