arch/ia64/kvm/asm-offsets.c

   1 /*
   2  * asm-offsets.c Generate definitions needed by assembly language modules.
   3  * This code generates raw asm output which is post-processed
   4  * to extract and format the required data.
   5  *
   6  * Anthony Xu    <anthony.xu@intel.com>
   7  * Xiantao Zhang <xiantao.zhang@intel.com>
   8  * Copyright (c) 2007 Intel Corporation  KVM support.
   9  *
  10  * This program is free software; you can redistribute it and/or modify it
  11  * under the terms and conditions of the GNU General Public License,
  12  * version 2, as published by the Free Software Foundation.
  13  *
  14  * This program is distributed in the hope it will be useful, but WITHOUT
  15  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  16  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  17  * more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along with
  20  * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  21  * Place - Suite 330, Boston, MA 02111-1307 USA.
  22  *
  23  */
  24
  25 #include <linux/autoconf.h>
  26 #include <linux/kvm_host.h>
  27
  28 #include "vcpu.h"
  29
  30 #define task_struct kvm_vcpu
  31
  32 #define DEFINE(sym, val) \
  33         asm volatile("\n->" #sym " (%0) " #val : : "i" (val))
  34
  35 #define BLANK() asm volatile("\n->" : :)
  36
  37 #define OFFSET(_sym, _str, _mem) \
  38     DEFINE(_sym, offsetof(_str, _mem));
  39
  40 void foo(void)
  41 {
  42         DEFINE(VMM_TASK_SIZE, sizeof(struct kvm_vcpu));
  43         DEFINE(VMM_PT_REGS_SIZE, sizeof(struct kvm_pt_regs));
  44
  45         BLANK();
  46
  47         DEFINE(VMM_VCPU_META_RR0_OFFSET,
  48                         offsetof(struct kvm_vcpu, arch.metaphysical_rr0));
  49         DEFINE(VMM_VCPU_META_SAVED_RR0_OFFSET,
  50                         offsetof(struct kvm_vcpu,
  51                                 arch.metaphysical_saved_rr0));
  52         DEFINE(VMM_VCPU_VRR0_OFFSET,
  53                         offsetof(struct kvm_vcpu, arch.vrr[0]));
  54         DEFINE(VMM_VPD_IRR0_OFFSET,
  55                         offsetof(struct vpd, irr[0]));
  56         DEFINE(VMM_VCPU_ITC_CHECK_OFFSET,
  57                         offsetof(struct kvm_vcpu, arch.itc_check));
  58         DEFINE(VMM_VCPU_IRQ_CHECK_OFFSET,
  59                         offsetof(struct kvm_vcpu, arch.irq_check));
  60         DEFINE(VMM_VPD_VHPI_OFFSET,
  61                         offsetof(struct vpd, vhpi));
  62         DEFINE(VMM_VCPU_VSA_BASE_OFFSET,
  63                         offsetof(struct kvm_vcpu, arch.vsa_base));
  64         DEFINE(VMM_VCPU_VPD_OFFSET,
  65                         offsetof(struct kvm_vcpu, arch.vpd));
  66         DEFINE(VMM_VCPU_IRQ_CHECK,
  67                         offsetof(struct kvm_vcpu, arch.irq_check));
  68         DEFINE(VMM_VCPU_TIMER_PENDING,
  69                         offsetof(struct kvm_vcpu, arch.timer_pending));
  70         DEFINE(VMM_VCPU_META_SAVED_RR0_OFFSET,
  71                         offsetof(struct kvm_vcpu, arch.metaphysical_saved_rr0));
  72         DEFINE(VMM_VCPU_MODE_FLAGS_OFFSET,
  73                         offsetof(struct kvm_vcpu, arch.mode_flags));
  74         DEFINE(VMM_VCPU_ITC_OFS_OFFSET,
  75                         offsetof(struct kvm_vcpu, arch.itc_offset));
  76         DEFINE(VMM_VCPU_LAST_ITC_OFFSET,
  77                         offsetof(struct kvm_vcpu, arch.last_itc));
  78         DEFINE(VMM_VCPU_SAVED_GP_OFFSET,
  79                         offsetof(struct kvm_vcpu, arch.saved_gp));
  80
  81         BLANK();
  82
  83         DEFINE(VMM_PT_REGS_B6_OFFSET,
  84                                 offsetof(struct kvm_pt_regs, b6));
  85         DEFINE(VMM_PT_REGS_B7_OFFSET,
  86                                 offsetof(struct kvm_pt_regs, b7));
  87         DEFINE(VMM_PT_REGS_AR_CSD_OFFSET,
  88                                 offsetof(struct kvm_pt_regs, ar_csd));
  89         DEFINE(VMM_PT_REGS_AR_SSD_OFFSET,
  90                                 offsetof(struct kvm_pt_regs, ar_ssd));
  91         DEFINE(VMM_PT_REGS_R8_OFFSET,
  92                                 offsetof(struct kvm_pt_regs, r8));
  93         DEFINE(VMM_PT_REGS_R9_OFFSET,
  94                                 offsetof(struct kvm_pt_regs, r9));
  95         DEFINE(VMM_PT_REGS_R10_OFFSET,
  96                                 offsetof(struct kvm_pt_regs, r10));
  97         DEFINE(VMM_PT_REGS_R11_OFFSET,
  98                                 offsetof(struct kvm_pt_regs, r11));
  99         DEFINE(VMM_PT_REGS_CR_IPSR_OFFSET,
 100                                 offsetof(struct kvm_pt_regs, cr_ipsr));
 101         DEFINE(VMM_PT_REGS_CR_IIP_OFFSET,
 102                                 offsetof(struct kvm_pt_regs, cr_iip));
 103         DEFINE(VMM_PT_REGS_CR_IFS_OFFSET,
 104                                 offsetof(struct kvm_pt_regs, cr_ifs));
 105         DEFINE(VMM_PT_REGS_AR_UNAT_OFFSET,
 106                                 offsetof(struct kvm_pt_regs, ar_unat));
 107         DEFINE(VMM_PT_REGS_AR_PFS_OFFSET,
 108                                 offsetof(struct kvm_pt_regs, ar_pfs));
 109         DEFINE(VMM_PT_REGS_AR_RSC_OFFSET,
 110                                 offsetof(struct kvm_pt_regs, ar_rsc));
 111         DEFINE(VMM_PT_REGS_AR_RNAT_OFFSET,
 112                                 offsetof(struct kvm_pt_regs, ar_rnat));
 113
 114         DEFINE(VMM_PT_REGS_AR_BSPSTORE_OFFSET,
 115                                 offsetof(struct kvm_pt_regs, ar_bspstore));
 116         DEFINE(VMM_PT_REGS_PR_OFFSET,
 117                                 offsetof(struct kvm_pt_regs, pr));
 118         DEFINE(VMM_PT_REGS_B0_OFFSET,
 119                                 offsetof(struct kvm_pt_regs, b0));
 120         DEFINE(VMM_PT_REGS_LOADRS_OFFSET,
 121                                 offsetof(struct kvm_pt_regs, loadrs));
 122         DEFINE(VMM_PT_REGS_R1_OFFSET,
 123                                 offsetof(struct kvm_pt_regs, r1));
 124         DEFINE(VMM_PT_REGS_R12_OFFSET,
 125                                 offsetof(struct kvm_pt_regs, r12));
 126         DEFINE(VMM_PT_REGS_R13_OFFSET,
 127                                 offsetof(struct kvm_pt_regs, r13));
 128         DEFINE(VMM_PT_REGS_AR_FPSR_OFFSET,
 129                                 offsetof(struct kvm_pt_regs, ar_fpsr));
 130         DEFINE(VMM_PT_REGS_R15_OFFSET,
 131                                 offsetof(struct kvm_pt_regs, r15));
 132         DEFINE(VMM_PT_REGS_R14_OFFSET,
 133                                 offsetof(struct kvm_pt_regs, r14));
 134         DEFINE(VMM_PT_REGS_R2_OFFSET,
 135                                 offsetof(struct kvm_pt_regs, r2));
 136         DEFINE(VMM_PT_REGS_R3_OFFSET,
 137                                 offsetof(struct kvm_pt_regs, r3));
 138         DEFINE(VMM_PT_REGS_R16_OFFSET,
 139                                 offsetof(struct kvm_pt_regs, r16));
 140         DEFINE(VMM_PT_REGS_R17_OFFSET,
 141                                 offsetof(struct kvm_pt_regs, r17));
 142         DEFINE(VMM_PT_REGS_R18_OFFSET,
 143                                 offsetof(struct kvm_pt_regs, r18));
 144         DEFINE(VMM_PT_REGS_R19_OFFSET,
 145                                 offsetof(struct kvm_pt_regs, r19));
 146         DEFINE(VMM_PT_REGS_R20_OFFSET,
 147                                 offsetof(struct kvm_pt_regs, r20));
 148         DEFINE(VMM_PT_REGS_R21_OFFSET,
 149                                 offsetof(struct kvm_pt_regs, r21));
 150         DEFINE(VMM_PT_REGS_R22_OFFSET,
 151                                 offsetof(struct kvm_pt_regs, r22));
 152         DEFINE(VMM_PT_REGS_R23_OFFSET,
 153                                 offsetof(struct kvm_pt_regs, r23));
 154         DEFINE(VMM_PT_REGS_R24_OFFSET,
 155                                 offsetof(struct kvm_pt_regs, r24));
 156         DEFINE(VMM_PT_REGS_R25_OFFSET,
 157                                 offsetof(struct kvm_pt_regs, r25));
 158         DEFINE(VMM_PT_REGS_R26_OFFSET,
 159                                 offsetof(struct kvm_pt_regs, r26));
 160         DEFINE(VMM_PT_REGS_R27_OFFSET,
 161                                 offsetof(struct kvm_pt_regs, r27));
 162         DEFINE(VMM_PT_REGS_R28_OFFSET,
 163                                 offsetof(struct kvm_pt_regs, r28));
 164         DEFINE(VMM_PT_REGS_R29_OFFSET,
 165                                 offsetof(struct kvm_pt_regs, r29));
 166         DEFINE(VMM_PT_REGS_R30_OFFSET,
 167                                 offsetof(struct kvm_pt_regs, r30));
 168         DEFINE(VMM_PT_REGS_R31_OFFSET,
 169                                 offsetof(struct kvm_pt_regs, r31));
 170         DEFINE(VMM_PT_REGS_AR_CCV_OFFSET,
 171                                 offsetof(struct kvm_pt_regs, ar_ccv));
 172         DEFINE(VMM_PT_REGS_F6_OFFSET,
 173                                 offsetof(struct kvm_pt_regs, f6));
 174         DEFINE(VMM_PT_REGS_F7_OFFSET,
 175                                 offsetof(struct kvm_pt_regs, f7));
 176         DEFINE(VMM_PT_REGS_F8_OFFSET,
 177                                 offsetof(struct kvm_pt_regs, f8));
 178         DEFINE(VMM_PT_REGS_F9_OFFSET,
 179                                 offsetof(struct kvm_pt_regs, f9));
 180         DEFINE(VMM_PT_REGS_F10_OFFSET,
 181                                 offsetof(struct kvm_pt_regs, f10));
 182         DEFINE(VMM_PT_REGS_F11_OFFSET,
 183                                 offsetof(struct kvm_pt_regs, f11));
 184         DEFINE(VMM_PT_REGS_R4_OFFSET,
 185                                 offsetof(struct kvm_pt_regs, r4));
 186         DEFINE(VMM_PT_REGS_R5_OFFSET,
 187                                 offsetof(struct kvm_pt_regs, r5));
 188         DEFINE(VMM_PT_REGS_R6_OFFSET,
 189                                 offsetof(struct kvm_pt_regs, r6));
 190         DEFINE(VMM_PT_REGS_R7_OFFSET,
 191                                 offsetof(struct kvm_pt_regs, r7));
 192         DEFINE(VMM_PT_REGS_EML_UNAT_OFFSET,
 193                                 offsetof(struct kvm_pt_regs, eml_unat));
 194         DEFINE(VMM_VCPU_IIPA_OFFSET,
 195                                 offsetof(struct kvm_vcpu, arch.cr_iipa));
 196         DEFINE(VMM_VCPU_OPCODE_OFFSET,
 197                                 offsetof(struct kvm_vcpu, arch.opcode));
 198         DEFINE(VMM_VCPU_CAUSE_OFFSET, offsetof(struct kvm_vcpu, arch.cause));
 199         DEFINE(VMM_VCPU_ISR_OFFSET,
 200                                 offsetof(struct kvm_vcpu, arch.cr_isr));
 201         DEFINE(VMM_PT_REGS_R16_SLOT,
 202                                 (((offsetof(struct kvm_pt_regs, r16)
 203                                 - sizeof(struct kvm_pt_regs)) >> 3) & 0x3f));
 204         DEFINE(VMM_VCPU_MODE_FLAGS_OFFSET,
 205                                 offsetof(struct kvm_vcpu, arch.mode_flags));
 206         DEFINE(VMM_VCPU_GP_OFFSET, offsetof(struct kvm_vcpu, arch.__gp));
 207         BLANK();
 208
 209         DEFINE(VMM_VPD_BASE_OFFSET, offsetof(struct kvm_vcpu, arch.vpd));
 210         DEFINE(VMM_VPD_VIFS_OFFSET, offsetof(struct vpd, ifs));
 211         DEFINE(VMM_VLSAPIC_INSVC_BASE_OFFSET,
 212                         offsetof(struct kvm_vcpu, arch.insvc[0]));
 213         DEFINE(VMM_VPD_VPTA_OFFSET, offsetof(struct vpd, pta));
 214         DEFINE(VMM_VPD_VPSR_OFFSET, offsetof(struct vpd, vpsr));
 215
 216         DEFINE(VMM_CTX_R4_OFFSET, offsetof(union context, gr[4]));
 217         DEFINE(VMM_CTX_R5_OFFSET, offsetof(union context, gr[5]));
 218         DEFINE(VMM_CTX_R12_OFFSET, offsetof(union context, gr[12]));
 219         DEFINE(VMM_CTX_R13_OFFSET, offsetof(union context, gr[13]));
 220         DEFINE(VMM_CTX_KR0_OFFSET, offsetof(union context, ar[0]));
 221         DEFINE(VMM_CTX_KR1_OFFSET, offsetof(union context, ar[1]));
 222         DEFINE(VMM_CTX_B0_OFFSET, offsetof(union context, br[0]));
 223         DEFINE(VMM_CTX_B1_OFFSET, offsetof(union context, br[1]));
 224         DEFINE(VMM_CTX_B2_OFFSET, offsetof(union context, br[2]));
 225         DEFINE(VMM_CTX_RR0_OFFSET, offsetof(union context, rr[0]));
 226         DEFINE(VMM_CTX_RSC_OFFSET, offsetof(union context, ar[16]));
 227         DEFINE(VMM_CTX_BSPSTORE_OFFSET, offsetof(union context, ar[18]));
 228         DEFINE(VMM_CTX_RNAT_OFFSET, offsetof(union context, ar[19]));
 229         DEFINE(VMM_CTX_FCR_OFFSET, offsetof(union context, ar[21]));
 230         DEFINE(VMM_CTX_EFLAG_OFFSET, offsetof(union context, ar[24]));
 231         DEFINE(VMM_CTX_CFLG_OFFSET, offsetof(union context, ar[27]));
 232         DEFINE(VMM_CTX_FSR_OFFSET, offsetof(union context, ar[28]));
 233         DEFINE(VMM_CTX_FIR_OFFSET, offsetof(union context, ar[29]));
 234         DEFINE(VMM_CTX_FDR_OFFSET, offsetof(union context, ar[30]));
 235         DEFINE(VMM_CTX_UNAT_OFFSET, offsetof(union context, ar[36]));
 236         DEFINE(VMM_CTX_FPSR_OFFSET, offsetof(union context, ar[40]));
 237         DEFINE(VMM_CTX_PFS_OFFSET, offsetof(union context, ar[64]));
 238         DEFINE(VMM_CTX_LC_OFFSET, offsetof(union context, ar[65]));
 239         DEFINE(VMM_CTX_DCR_OFFSET, offsetof(union context, cr[0]));
 240         DEFINE(VMM_CTX_IVA_OFFSET, offsetof(union context, cr[2]));
 241         DEFINE(VMM_CTX_PTA_OFFSET, offsetof(union context, cr[8]));
 242         DEFINE(VMM_CTX_IBR0_OFFSET, offsetof(union context, ibr[0]));
 243         DEFINE(VMM_CTX_DBR0_OFFSET, offsetof(union context, dbr[0]));
 244         DEFINE(VMM_CTX_F2_OFFSET, offsetof(union context, fr[2]));
 245         DEFINE(VMM_CTX_F3_OFFSET, offsetof(union context, fr[3]));
 246         DEFINE(VMM_CTX_F32_OFFSET, offsetof(union context, fr[32]));
 247         DEFINE(VMM_CTX_F33_OFFSET, offsetof(union context, fr[33]));
 248         DEFINE(VMM_CTX_PKR0_OFFSET, offsetof(union context, pkr[0]));
 249         DEFINE(VMM_CTX_PSR_OFFSET, offsetof(union context, psr));
 250         BLANK();
 251 }