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 _AMD64_SYS_KDI_REGS_H
  28 #define _AMD64_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    31
  37 
  38 /*
  39  * A modified version of struct regs layout.
  40  */
  41 
  42 #define KDIREG_SAVFP    0
  43 #define KDIREG_SAVPC    1
  44 #define KDIREG_RDI      2
  45 #define KDIREG_RSI      3
  46 #define KDIREG_RDX      4
  47 #define KDIREG_RCX      5
  48 #define KDIREG_R8       6
  49 #define KDIREG_R9       7
  50 #define KDIREG_RAX      8
  51 #define KDIREG_RBX      9
  52 #define KDIREG_RBP      10
  53 #define KDIREG_R10      11
  54 #define KDIREG_R11      12
  55 #define KDIREG_R12      13
  56 #define KDIREG_R13      14
  57 #define KDIREG_R14      15
  58 #define KDIREG_R15      16
  59 #define KDIREG_FSBASE   17
  60 #define KDIREG_GSBASE   18
  61 #define KDIREG_KGSBASE  19
  62 #define KDIREG_DS       20
  63 #define KDIREG_ES       21
  64 #define KDIREG_FS       22
  65 #define KDIREG_GS       23
  66 #define KDIREG_TRAPNO   24
  67 #define KDIREG_ERR      25
  68 #define KDIREG_RIP      26
  69 #define KDIREG_CS       27
  70 #define KDIREG_RFLAGS   28
  71 #define KDIREG_RSP      29
  72 #define KDIREG_SS       30
  73 
  74 #define KDIREG_PC       KDIREG_RIP
  75 #define KDIREG_SP       KDIREG_RSP
  76 #define KDIREG_FP       KDIREG_RBP
  77 
  78 #ifdef _ASM
  79 
  80 /* Patch point for MSR clearing. */
  81 #define KDI_MSR_PATCH \
  82         nop; nop; nop; nop; \
  83         nop; nop; nop; nop; \
  84         nop; nop; nop; nop; \
  85         nop; nop; nop; nop; \
  86         nop
  87 
  88 #endif  /* _ASM */
  89 
  90 #define KDI_MSR_PATCHOFF        8       /* bytes of code before patch point */
  91 #define KDI_MSR_PATCHSZ         17      /* bytes in KDI_MSR_PATCH, above */
  92 
  93 #ifdef __cplusplus
  94 }
  95 #endif
  96 
  97 #endif /* _AMD64_SYS_KDI_REGS_H */