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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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173d668138
The Xtensa port contained many header files that were never needed. This rather lengthy patch removes all those files. Unfortunately, there were many dependencies that needed to be updated, so this patch touches quite a few source files. Signed-off-by: Chris Zankel <chris@zankel.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
139 lines
3.9 KiB
C
139 lines
3.9 KiB
C
/*
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* Copyright (c) 2006 Tensilica, Inc. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2.1 of the GNU Lesser General Public
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* License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it would be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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* Further, this software is distributed without any warranty that it is
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* free of the rightful claim of any third person regarding infringement
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* or the like. Any license provided herein, whether implied or
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* otherwise, applies only to this software file. Patent licenses, if
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* any, provided herein do not apply to combinations of this program with
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* other software, or any other product whatsoever.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307,
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* USA.
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*/
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#ifndef _XTENSA_REGS_H
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#define _XTENSA_REGS_H
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/* Special registers. */
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#define LBEG 0
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#define LEND 1
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#define LCOUNT 2
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#define SAR 3
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#define BR 4
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#define SCOMPARE1 12
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#define ACCHI 16
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#define ACCLO 17
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#define MR 32
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#define WINDOWBASE 72
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#define WINDOWSTART 73
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#define PTEVADDR 83
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#define RASID 90
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#define ITLBCFG 91
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#define DTLBCFG 92
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#define IBREAKENABLE 96
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#define DDR 104
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#define IBREAKA 128
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#define DBREAKA 144
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#define DBREAKC 160
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#define EPC 176
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#define EPC_1 177
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#define DEPC 192
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#define EPS 192
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#define EPS_1 193
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#define EXCSAVE 208
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#define EXCSAVE_1 209
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#define INTERRUPT 226
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#define INTENABLE 228
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#define PS 230
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#define THREADPTR 231
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#define EXCCAUSE 232
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#define DEBUGCAUSE 233
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#define CCOUNT 234
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#define PRID 235
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#define ICOUNT 236
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#define ICOUNTLEVEL 237
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#define EXCVADDR 238
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#define CCOMPARE 240
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#define MISC 244
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/* Special names for read-only and write-only interrupt registers. */
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#define INTREAD 226
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#define INTSET 226
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#define INTCLEAR 227
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/* EXCCAUSE register fields */
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#define EXCCAUSE_EXCCAUSE_SHIFT 0
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#define EXCCAUSE_EXCCAUSE_MASK 0x3F
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#define EXCCAUSE_ILLEGAL_INSTRUCTION 0
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#define EXCCAUSE_SYSTEM_CALL 1
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#define EXCCAUSE_INSTRUCTION_FETCH_ERROR 2
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#define EXCCAUSE_LOAD_STORE_ERROR 3
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#define EXCCAUSE_LEVEL1_INTERRUPT 4
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#define EXCCAUSE_ALLOCA 5
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#define EXCCAUSE_INTEGER_DIVIDE_BY_ZERO 6
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#define EXCCAUSE_SPECULATION 7
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#define EXCCAUSE_PRIVILEGED 8
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#define EXCCAUSE_UNALIGNED 9
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#define EXCCAUSE_ITLB_MISS 16
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#define EXCCAUSE_ITLB_MULTIHIT 17
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#define EXCCAUSE_ITLB_PRIVILEGE 18
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#define EXCCAUSE_ITLB_SIZE_RESTRICTION 19
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#define EXCCAUSE_FETCH_CACHE_ATTRIBUTE 20
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#define EXCCAUSE_DTLB_MISS 24
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#define EXCCAUSE_DTLB_MULTIHIT 25
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#define EXCCAUSE_DTLB_PRIVILEGE 26
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#define EXCCAUSE_DTLB_SIZE_RESTRICTION 27
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#define EXCCAUSE_LOAD_CACHE_ATTRIBUTE 28
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#define EXCCAUSE_STORE_CACHE_ATTRIBUTE 29
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#define EXCCAUSE_FLOATING_POINT 40
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/* PS register fields. */
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#define PS_WOE_BIT 18
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#define PS_CALLINC_SHIFT 16
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#define PS_CALLINC_MASK 0x00030000
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#define PS_OWB_SHIFT 8
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#define PS_OWB_MASK 0x00000F00
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#define PS_RING_SHIFT 6
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#define PS_RING_MASK 0x000000C0
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#define PS_UM_BIT 5
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#define PS_EXCM_BIT 4
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#define PS_INTLEVEL_SHIFT 0
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#define PS_INTLEVEL_MASK 0x0000000F
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/* DBREAKCn register fields. */
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#define DBREAKC_MASK_BIT 0
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#define DBREAKC_MASK_MASK 0x0000003F
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#define DBREAKC_LOAD_BIT 30
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#define DBREAKC_LOAD_MASK 0x40000000
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#define DBREAKC_STOR_BIT 31
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#define DBREAKC_STOR_MASK 0x80000000
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/* DEBUGCAUSE register fields. */
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#define DEBUGCAUSE_DEBUGINT_BIT 5 /* External debug interrupt */
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#define DEBUGCAUSE_BREAKN_BIT 4 /* BREAK.N instruction */
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#define DEBUGCAUSE_BREAK_BIT 3 /* BREAK instruction */
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#define DEBUGCAUSE_DBREAK_BIT 2 /* DBREAK match */
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#define DEBUGCAUSE_IBREAK_BIT 1 /* IBREAK match */
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#define DEBUGCAUSE_ICOUNT_BIT 0 /* ICOUNT would incr. to zero */
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#endif /* _XTENSA_SPECREG_H */
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