xref: /openbmc/u-boot/post/lib_powerpc/cpu_asm.h (revision 713cb680)
1 /*
2  * (C) Copyright 2002
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 #ifndef _CPU_ASM_H
24 #define _CPU_ASM_H
25 
26 #define BIT_C				0x00000001
27 
28 #define OP_BLR				0x4e800020
29 #define OP_EXTSB			0x7c000774
30 #define OP_EXTSH			0x7c000734
31 #define OP_NEG				0x7c0000d0
32 #define OP_CNTLZW			0x7c000034
33 #define OP_ADD				0x7c000214
34 #define OP_ADDC				0x7c000014
35 #define OP_ADDME			0x7c0001d4
36 #define OP_ADDZE			0x7c000194
37 #define OP_ADDE				0x7c000114
38 #define OP_ADDI				0x38000000
39 #define OP_SUBF				0x7c000050
40 #define OP_SUBFC			0x7c000010
41 #define OP_SUBFE			0x7c000110
42 #define OP_SUBFME			0x7c0001d0
43 #define OP_SUBFZE			0x7c000190
44 #define OP_MFCR				0x7c000026
45 #define OP_MTCR				0x7c0ff120
46 #define OP_MFXER			0x7c0102a6
47 #define OP_MTXER			0x7c0103a6
48 #define OP_MCRXR			0x7c000400
49 #define OP_MCRF				0x4c000000
50 #define OP_CRAND			0x4c000202
51 #define OP_CRANDC			0x4c000102
52 #define OP_CROR				0x4c000382
53 #define OP_CRORC			0x4c000342
54 #define OP_CRXOR			0x4c000182
55 #define OP_CRNAND			0x4c0001c2
56 #define OP_CRNOR			0x4c000042
57 #define OP_CREQV			0x4c000242
58 #define OP_CMPW				0x7c000000
59 #define OP_CMPLW			0x7c000040
60 #define OP_CMPWI			0x2c000000
61 #define OP_CMPLWI			0x28000000
62 #define OP_MULLW			0x7c0001d6
63 #define OP_MULHW			0x7c000096
64 #define OP_MULHWU			0x7c000016
65 #define OP_DIVW				0x7c0003d6
66 #define OP_DIVWU			0x7c000396
67 #define OP_OR				0x7c000378
68 #define OP_ORC				0x7c000338
69 #define OP_XOR				0x7c000278
70 #define OP_NAND				0x7c0003b8
71 #define OP_NOR				0x7c0000f8
72 #define OP_EQV				0x7c000238
73 #define OP_SLW				0x7c000030
74 #define OP_SRW				0x7c000430
75 #define OP_SRAW				0x7c000630
76 #define OP_ORI				0x60000000
77 #define OP_ORIS				0x64000000
78 #define OP_XORI				0x68000000
79 #define OP_XORIS			0x6c000000
80 #define OP_ANDI_			0x70000000
81 #define OP_ANDIS_			0x74000000
82 #define OP_SRAWI			0x7c000670
83 #define OP_RLWINM			0x54000000
84 #define OP_RLWNM			0x5c000000
85 #define OP_RLWIMI			0x50000000
86 #define OP_LWZ				0x80000000
87 #define OP_LHZ				0xa0000000
88 #define OP_LHA				0xa8000000
89 #define OP_LBZ				0x88000000
90 #define OP_LWZU				0x84000000
91 #define OP_LHZU				0xa4000000
92 #define OP_LHAU				0xac000000
93 #define OP_LBZU				0x8c000000
94 #define OP_LWZX				0x7c00002e
95 #define OP_LHZX				0x7c00022e
96 #define OP_LHAX				0x7c0002ae
97 #define OP_LBZX				0x7c0000ae
98 #define OP_LWZUX			0x7c00006e
99 #define OP_LHZUX			0x7c00026e
100 #define OP_LHAUX			0x7c0002ee
101 #define OP_LBZUX			0x7c0000ee
102 #define OP_STW				0x90000000
103 #define OP_STH				0xb0000000
104 #define OP_STB				0x98000000
105 #define OP_STWU				0x94000000
106 #define OP_STHU				0xb4000000
107 #define OP_STBU				0x9c000000
108 #define OP_STWX				0x7c00012e
109 #define OP_STHX				0x7c00032e
110 #define OP_STBX				0x7c0001ae
111 #define OP_STWUX			0x7c00016e
112 #define OP_STHUX			0x7c00036e
113 #define OP_STBUX			0x7c0001ee
114 #define OP_B				0x48000000
115 #define OP_BL				0x48000001
116 #define OP_BC				0x40000000
117 #define OP_BCL				0x40000001
118 #define OP_MTLR				0x7c0803a6
119 #define OP_MFLR				0x7c0802a6
120 #define OP_MTCTR			0x7c0903a6
121 #define OP_MFCTR			0x7c0902a6
122 #define OP_LMW				0xb8000000
123 #define OP_STMW				0xbc000000
124 #define OP_LSWI				0x7c0004aa
125 #define OP_LSWX				0x7c00042a
126 #define OP_STSWI			0x7c0005aa
127 #define OP_STSWX			0x7c00052a
128 
129 #define ASM_0(opcode)			(opcode)
130 #define ASM_1(opcode, rd)		((opcode) +		\
131 	                                 ((rd) << 21))
132 #define ASM_1C(opcode, cr)		((opcode) +		\
133 	                                 ((cr) << 23))
134 #define ASM_11(opcode, rd, rs)		((opcode) +		\
135 	                                 ((rd) << 21) +		\
136 					 ((rs) << 16))
137 #define ASM_11C(opcode, cd, cs)		((opcode) +		\
138 	                                 ((cd) << 23) +		\
139 					 ((cs) << 18))
140 #define ASM_11X(opcode, rd, rs)		((opcode) +		\
141 	                                 ((rs) << 21) +		\
142 					 ((rd) << 16))
143 #define ASM_11I(opcode, rd, rs, simm)	((opcode) +		\
144 	                                 ((rd) << 21) +		\
145 					 ((rs) << 16) +		\
146 					 ((simm) & 0xffff))
147 #define ASM_11IF(opcode, rd, rs, simm)	((opcode) +		\
148 	                                 ((rd) << 21) +		\
149 					 ((rs) << 16) +		\
150 					 ((simm) << 11))
151 #define ASM_11S(opcode, rd, rs, sh)	((opcode) +		\
152 	                                 ((rs) << 21) +		\
153 					 ((rd) << 16) +		\
154 					 ((sh) << 11))
155 #define ASM_11IX(opcode, rd, rs, imm)	((opcode) +		\
156 	                                 ((rs) << 21) +		\
157 					 ((rd) << 16) +		\
158 					 ((imm) & 0xffff))
159 #define ASM_12(opcode, rd, rs1, rs2)	((opcode) +		\
160 	                                 ((rd) << 21) +		\
161 					 ((rs1) << 16) +	\
162 					 ((rs2) << 11))
163 #define ASM_12F(opcode, fd, fs1, fs2)	((opcode) +		\
164 	                                 ((fd) << 21) +		\
165 					 ((fs1) << 16) +	\
166 					 ((fs2) << 11))
167 #define ASM_12X(opcode, rd, rs1, rs2)	((opcode) +		\
168 	                                 ((rs1) << 21) +	\
169 					 ((rd) << 16) +		\
170 					 ((rs2) << 11))
171 #define ASM_2C(opcode, cr, rs1, rs2)	((opcode) +		\
172 	                                 ((cr) << 23) +		\
173 					 ((rs1) << 16) +	\
174 					 ((rs2) << 11))
175 #define ASM_1IC(opcode, cr, rs, imm)	((opcode) +		\
176 	                                 ((cr) << 23) +		\
177 					 ((rs) << 16) +		\
178 					 ((imm) & 0xffff))
179 #define ASM_122(opcode, rd, rs1, rs2, imm1, imm2)		\
180 					((opcode) +		\
181 	                                 ((rs1) << 21) +	\
182 					 ((rd) << 16) +		\
183 					 ((rs2) << 11) +	\
184 					 ((imm1) << 6) +	\
185 					 ((imm2) << 1))
186 #define ASM_113(opcode, rd, rs, imm1, imm2, imm3)		\
187 					((opcode) +		\
188 	                                 ((rs) << 21) +		\
189 					 ((rd) << 16) +		\
190 					 ((imm1) << 11) +	\
191 					 ((imm2) << 6) +	\
192 					 ((imm3) << 1))
193 #define ASM_1O(opcode, off)		((opcode) + (off))
194 #define ASM_3O(opcode, bo, bi, off)	((opcode) +		\
195 					 ((bo) << 21) +		\
196 					 ((bi) << 16) +		\
197 					 (off))
198 
199 #define ASM_ADDI(rd, rs, simm)		ASM_11I(OP_ADDI, rd, rs, simm)
200 #define ASM_BLR				ASM_0(OP_BLR)
201 #define ASM_STW(rd, rs, simm)		ASM_11I(OP_STW, rd, rs, simm)
202 #define ASM_LWZ(rd, rs, simm)		ASM_11I(OP_LWZ, rd, rs, simm)
203 #define ASM_MFCR(rd)			ASM_1(OP_MFCR, rd)
204 #define ASM_MTCR(rd)			ASM_1(OP_MTCR, rd)
205 #define ASM_MFXER(rd)			ASM_1(OP_MFXER, rd)
206 #define ASM_MTXER(rd)			ASM_1(OP_MTXER, rd)
207 #define ASM_MFCTR(rd)			ASM_1(OP_MFCTR, rd)
208 #define ASM_MTCTR(rd)			ASM_1(OP_MTCTR, rd)
209 #define ASM_MCRXR(cr)			ASM_1C(OP_MCRXR, cr)
210 #define ASM_MCRF(cd, cs)		ASM_11C(OP_MCRF, cd, cs)
211 #define ASM_B(off)			ASM_1O(OP_B, off)
212 #define ASM_BL(off)			ASM_1O(OP_BL, off)
213 #define ASM_MFLR(rd)			ASM_1(OP_MFLR, rd)
214 #define ASM_MTLR(rd)			ASM_1(OP_MTLR, rd)
215 #define ASM_LI(rd, imm)			ASM_ADDI(rd, 0, imm)
216 #define ASM_LMW(rd, rs, simm)		ASM_11I(OP_LMW, rd, rs, simm)
217 #define ASM_STMW(rd, rs, simm)		ASM_11I(OP_STMW, rd, rs, simm)
218 #define ASM_LSWI(rd, rs, simm)		ASM_11IF(OP_LSWI, rd, rs, simm)
219 #define ASM_LSWX(rd, rs1, rs2)		ASM_12(OP_LSWX, rd, rs1, rs2)
220 #define ASM_STSWI(rd, rs, simm)		ASM_11IF(OP_STSWI, rd, rs, simm)
221 #define ASM_STSWX(rd, rs1, rs2)		ASM_12(OP_STSWX, rd, rs1, rs2)
222 
223 
224 #endif /* _CPU_ASM_H */
225