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121 lines
4.6 KiB
121 lines
4.6 KiB
/*
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* Copyright 2009 Freescale Semicondutor, Inc.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* provides masks and opcode images for use by code generation, emulation
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* and for instructions that older assemblers might not know about
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*/
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#ifndef _ASM_POWERPC_PPC_OPCODE_H
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#define _ASM_POWERPC_PPC_OPCODE_H
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#include <linux/stringify.h>
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#include <asm/asm-compat.h>
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/* sorted alphabetically */
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#define PPC_INST_DCBA 0x7c0005ec
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#define PPC_INST_DCBA_MASK 0xfc0007fe
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#define PPC_INST_DCBAL 0x7c2005ec
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#define PPC_INST_DCBZL 0x7c2007ec
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#define PPC_INST_ISEL 0x7c00001e
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#define PPC_INST_ISEL_MASK 0xfc00003e
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#define PPC_INST_LDARX 0x7c0000a8
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#define PPC_INST_LSWI 0x7c0004aa
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#define PPC_INST_LSWX 0x7c00042a
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#define PPC_INST_LWARX 0x7c000028
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#define PPC_INST_LWSYNC 0x7c2004ac
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#define PPC_INST_LXVD2X 0x7c000698
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#define PPC_INST_MCRXR 0x7c000400
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#define PPC_INST_MCRXR_MASK 0xfc0007fe
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#define PPC_INST_MFSPR_PVR 0x7c1f42a6
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#define PPC_INST_MFSPR_PVR_MASK 0xfc1fffff
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#define PPC_INST_MSGSND 0x7c00019c
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#define PPC_INST_NOP 0x60000000
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#define PPC_INST_POPCNTB 0x7c0000f4
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#define PPC_INST_POPCNTB_MASK 0xfc0007fe
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#define PPC_INST_RFCI 0x4c000066
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#define PPC_INST_RFDI 0x4c00004e
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#define PPC_INST_RFMCI 0x4c00004c
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#define PPC_INST_STRING 0x7c00042a
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#define PPC_INST_STRING_MASK 0xfc0007fe
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#define PPC_INST_STRING_GEN_MASK 0xfc00067e
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#define PPC_INST_STSWI 0x7c0005aa
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#define PPC_INST_STSWX 0x7c00052a
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#define PPC_INST_STXVD2X 0x7c000798
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#define PPC_INST_TLBIE 0x7c000264
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#define PPC_INST_TLBILX 0x7c000024
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#define PPC_INST_WAIT 0x7c00007c
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#define PPC_INST_TLBIVAX 0x7c000624
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#define PPC_INST_TLBSRX_DOT 0x7c0006a5
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#define PPC_INST_XXLOR 0xf0000510
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/* macros to insert fields into opcodes */
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#define __PPC_RA(a) (((a) & 0x1f) << 16)
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#define __PPC_RB(b) (((b) & 0x1f) << 11)
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#define __PPC_RS(s) (((s) & 0x1f) << 21)
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#define __PPC_RT(s) __PPC_RS(s)
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#define __PPC_XA(a) ((((a) & 0x1f) << 16) | (((a) & 0x20) >> 3))
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#define __PPC_XB(b) ((((b) & 0x1f) << 11) | (((b) & 0x20) >> 4))
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#define __PPC_XS(s) ((((s) & 0x1f) << 21) | (((s) & 0x20) >> 5))
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#define __PPC_XT(s) __PPC_XS(s)
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#define __PPC_T_TLB(t) (((t) & 0x3) << 21)
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#define __PPC_WC(w) (((w) & 0x3) << 21)
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/*
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* Only use the larx hint bit on 64bit CPUs. e500v1/v2 based CPUs will treat a
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* larx with EH set as an illegal instruction.
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*/
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#ifdef CONFIG_PPC64
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#define __PPC_EH(eh) (((eh) & 0x1) << 0)
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#else
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#define __PPC_EH(eh) 0
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#endif
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/* Deal with instructions that older assemblers aren't aware of */
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#define PPC_DCBAL(a, b) stringify_in_c(.long PPC_INST_DCBAL | \
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__PPC_RA(a) | __PPC_RB(b))
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#define PPC_DCBZL(a, b) stringify_in_c(.long PPC_INST_DCBZL | \
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__PPC_RA(a) | __PPC_RB(b))
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#define PPC_LDARX(t, a, b, eh) stringify_in_c(.long PPC_INST_LDARX | \
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__PPC_RT(t) | __PPC_RA(a) | \
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__PPC_RB(b) | __PPC_EH(eh))
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#define PPC_LWARX(t, a, b, eh) stringify_in_c(.long PPC_INST_LWARX | \
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__PPC_RT(t) | __PPC_RA(a) | \
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__PPC_RB(b) | __PPC_EH(eh))
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#define PPC_MSGSND(b) stringify_in_c(.long PPC_INST_MSGSND | \
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__PPC_RB(b))
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#define PPC_RFCI stringify_in_c(.long PPC_INST_RFCI)
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#define PPC_RFDI stringify_in_c(.long PPC_INST_RFDI)
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#define PPC_RFMCI stringify_in_c(.long PPC_INST_RFMCI)
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#define PPC_TLBILX(t, a, b) stringify_in_c(.long PPC_INST_TLBILX | \
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__PPC_T_TLB(t) | __PPC_RA(a) | __PPC_RB(b))
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#define PPC_TLBILX_ALL(a, b) PPC_TLBILX(0, a, b)
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#define PPC_TLBILX_PID(a, b) PPC_TLBILX(1, a, b)
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#define PPC_TLBILX_VA(a, b) PPC_TLBILX(3, a, b)
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#define PPC_WAIT(w) stringify_in_c(.long PPC_INST_WAIT | \
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__PPC_WC(w))
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#define PPC_TLBIE(lp,a) stringify_in_c(.long PPC_INST_TLBIE | \
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__PPC_RB(a) | __PPC_RS(lp))
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#define PPC_TLBSRX_DOT(a,b) stringify_in_c(.long PPC_INST_TLBSRX_DOT | \
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__PPC_RA(a) | __PPC_RB(b))
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#define PPC_TLBIVAX(a,b) stringify_in_c(.long PPC_INST_TLBIVAX | \
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__PPC_RA(a) | __PPC_RB(b))
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/*
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* Define what the VSX XX1 form instructions will look like, then add
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* the 128 bit load store instructions based on that.
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*/
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#define VSX_XX1(s, a, b) (__PPC_XS(s) | __PPC_RA(a) | __PPC_RB(b))
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#define VSX_XX3(t, a, b) (__PPC_XT(t) | __PPC_XA(a) | __PPC_XB(b))
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#define STXVD2X(s, a, b) stringify_in_c(.long PPC_INST_STXVD2X | \
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VSX_XX1((s), (a), (b)))
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#define LXVD2X(s, a, b) stringify_in_c(.long PPC_INST_LXVD2X | \
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VSX_XX1((s), (a), (b)))
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#define XXLOR(t, a, b) stringify_in_c(.long PPC_INST_XXLOR | \
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VSX_XX3((t), (a), (b)))
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#endif /* _ASM_POWERPC_PPC_OPCODE_H */
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