usr/src/uts/intel/ia32/sys/kdi_regs.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #ifndef _IA32_SYS_KDI_REGS_H
  28 #define _IA32_SYS_KDI_REGS_H
  29
  30 #pragma ident   "%Z%%M% %I%     %E% SMI"
  31
  32 #ifdef __cplusplus
  33 extern "C" {
  34 #endif
  35
  36 #define KDIREG_NGREG    21
  37
  38 /*
  39  * %ss appears in a different place than a typical struct regs, since the
  40  * machine won't save %ss on a trap entry from the same privilege level.
  41  */
  42
  43 #define KDIREG_SAVFP    0
  44 #define KDIREG_SAVPC    1
  45 #define KDIREG_SS       2
  46 #define KDIREG_GS       3
  47 #define KDIREG_FS       4
  48 #define KDIREG_ES       5
  49 #define KDIREG_DS       6
  50 #define KDIREG_EDI      7
  51 #define KDIREG_ESI      8
  52 #define KDIREG_EBP      9
  53 #define KDIREG_ESP      10
  54 #define KDIREG_EBX      11
  55 #define KDIREG_EDX      12
  56 #define KDIREG_ECX      13
  57 #define KDIREG_EAX      14
  58 #define KDIREG_TRAPNO   15
  59 #define KDIREG_ERR      16
  60 #define KDIREG_EIP      17
  61 #define KDIREG_CS       18
  62 #define KDIREG_EFLAGS   19
  63 #define KDIREG_UESP     20
  64
  65 #define KDIREG_PC       KDIREG_EIP
  66 #define KDIREG_SP       KDIREG_ESP
  67 #define KDIREG_FP       KDIREG_EBP
  68
  69 #ifdef _ASM
  70
  71 /* Patch point for MSR clearing. */
  72 #define KDI_MSR_PATCH \
  73         nop; nop; nop; nop; \
  74         nop; nop; nop; nop; \
  75         nop; nop; nop; nop; \
  76         nop
  77
  78 #endif /* _ASM */
  79
  80 #define KDI_MSR_PATCHOFF        8       /* bytes of code before patch point */
  81 #define KDI_MSR_PATCHSZ         13      /* bytes in KDI_MSR_PATCH, above */
  82
  83 #ifdef __cplusplus
  84 }
  85 #endif
  86
  87 #endif /* _IA32_SYS_KDI_REGS_H */