reactos/include/ndk/asm.h

   1 /*++ NDK Version: 0095
   2
   3 Copyright (c) Alex Ionescu.  All rights reserved.
   4
   5 Header Name:
   6
   7     asm.h
   8
   9 Abstract:
  10
  11     ASM Offsets for dealing with de-referencing structures in registers.
  12
  13 Author:
  14
  15     Alex Ionescu (alex.ionescu@reactos.com)   06-Oct-2004
  16
  17 --*/
  18
  19 #ifndef _ASM_H
  20 #define _ASM_H
  21
  22 //
  23 // Selector Names
  24 //
  25 #define RPL_MASK                                0x0003
  26 #define MODE_MASK                               0x0001
  27 #define KGDT_R0_CODE                            (0x8)
  28 #define KGDT_R0_DATA                            (0x10)
  29 #define KGDT_R3_CODE                            (0x18)
  30 #define KGDT_R3_DATA                            (0x20)
  31 #define KGDT_TSS                                (0x28)
  32 #define KGDT_R0_PCR                             (0x30)
  33 #define KGDT_R3_TEB                             (0x38)
  34 #define KGDT_LDT                                (0x48)
  35 #define KGDT_DF_TSS                             (0x50)
  36 #define KGDT_NMI_TSS                            (0x58)
  37
  38 //
  39 // KV86M_REGISTERS Offsets
  40 //
  41 #define KV86M_REGISTERS_EBP                     0x0
  42 #define KV86M_REGISTERS_EDI                     0x4
  43 #define KV86M_REGISTERS_ESI                     0x8
  44 #define KV86M_REGISTERS_EDX                     0xC
  45 #define KV86M_REGISTERS_ECX                     0x10
  46 #define KV86M_REGISTERS_EBX                     0x14
  47 #define KV86M_REGISTERS_EAX                     0x18
  48 #define KV86M_REGISTERS_DS                      0x1C
  49 #define KV86M_REGISTERS_ES                      0x20
  50 #define KV86M_REGISTERS_FS                      0x24
  51 #define KV86M_REGISTERS_GS                      0x28
  52 #define KV86M_REGISTERS_EIP                     0x2C
  53 #define KV86M_REGISTERS_CS                      0x30
  54 #define KV86M_REGISTERS_EFLAGS                  0x34
  55 #define KV86M_REGISTERS_ESP                     0x38
  56 #define KV86M_REGISTERS_SS                      0x3C
  57 #define TF_SAVED_EXCEPTION_STACK                0x8C
  58 #define TF_REGS                                 0x90
  59 #define TF_ORIG_EBP                             0x94
  60
  61 //
  62 // TSS Offsets
  63 //
  64 #define KTSS_ESP0                               0x4
  65 #define KTSS_CR3                                0x1C
  66 #define KTSS_EFLAGS                             0x24
  67 #define KTSS_IOMAPBASE                          0x66
  68 #define KTSS_IO_MAPS                            0x68
  69
  70 //
  71 // KTHREAD Offsets
  72 //
  73 #define KTHREAD_DEBUG_ACTIVE                    0x03
  74 #define KTHREAD_INITIAL_STACK                   0x18
  75 #define KTHREAD_STACK_LIMIT                     0x1C
  76 #define KTHREAD_TEB                             0x74
  77 #define KTHREAD_KERNEL_STACK                    0x20
  78 #define KTHREAD_NPX_STATE                       0x4D
  79 #define KTHREAD_STATE                           0x4C
  80 #define KTHREAD_ALERTED                         0x5E
  81 #define KTHREAD_APCSTATE_PROCESS                0x28 + 0x10
  82 #define KTHREAD_PENDING_USER_APC                0x28 + 0x16
  83 #define KTHREAD_PENDING_KERNEL_APC              0x28 + 0x15
  84 #define KTHREAD_CONTEXT_SWITCHES                0x48
  85 #define KTHREAD_WAIT_IRQL                       0x4E
  86 #define KTHREAD_SERVICE_TABLE                   0x118
  87 #define KTHREAD_PREVIOUS_MODE                   0xD7
  88 #define KTHREAD_TRAP_FRAME                      0x110
  89 #define KTHREAD_CALLBACK_STACK                  0x114
  90
  91 //
  92 // KPROCESS Offsets
  93 //
  94 #define KPROCESS_DIRECTORY_TABLE_BASE           0x18
  95 #define KPROCESS_LDT_DESCRIPTOR0                0x20
  96 #define KPROCESS_LDT_DESCRIPTOR1                0x24
  97 #define KPROCESS_IOPM_OFFSET                    0x30
  98
  99 //
 100 // KPCR Offsets
 101 //
 102 #define KPCR_EXCEPTION_LIST                     0x0
 103 #define KPCR_INITIAL_STACK                      0x4
 104 #define KPCR_STACK_LIMIT                        0x8
 105 #define KPCR_SET_MEMBER_COPY                    0x14
 106 #define KPCR_TEB                                0x18
 107 #define KPCR_SELF                               0x1C
 108 #define KPCR_PRCB                               0x20
 109 #define KPCR_KD_VERSION_BLOCK                   0x34
 110 #define KPCR_GDT                                0x3C
 111 #define KPCR_TSS                                0x40
 112 #define KPCR_SET_MEMBER                         0x48
 113 #define KPCR_NUMBER                             0x51
 114 #define KPCR_CURRENT_THREAD                     0x124
 115 #define KPCR_PROCESSOR_NUMBER                   0x130
 116 #define KPCR_PRCB_SET_MEMBER                    0x134
 117 #define KPCR_NPX_THREAD                         0x2F4
 118 #define KPCR_DR6                                0x428
 119 #define KPCR_DR7                                0x42C
 120
 121 //
 122 // KGDTENTRY Offsets
 123 //
 124 #define KGDT_BASE_LOW                           0x2
 125 #define KGDT_BASE_MID                           0x4
 126 #define KGDT_BASE_HI                            0x7
 127 #define KGDT_LIMIT_HI                           0x6
 128 #define KGDT_LIMIT_LOW                          0x0
 129
 130 //
 131 // FPU Save Area Offsets
 132 //
 133 #define FN_CONTROL_WORD                         0x0
 134 #define FN_STATUS_WORD                          0x4
 135 #define FN_TAG_WORD                             0x8
 136 #define FN_DATA_SELECTOR                        0x18
 137 #define FN_CR0_NPX_STATE                        0x20C
 138 #define SIZEOF_FX_SAVE_AREA                     528
 139 #define NPX_FRAME_LENGTH                        0x210
 140
 141 //
 142 // Trap Frame Offsets
 143 //
 144 #define KTRAP_FRAME_DEBUGEBP                    0x0
 145 #define KTRAP_FRAME_DEBUGEIP                    0x4
 146 #define KTRAP_FRAME_DEBUGARGMARK                0x8
 147 #define KTRAP_FRAME_DEBUGPOINTER                0xC
 148 #define KTRAP_FRAME_TEMPCS                      0x10
 149 #define KTRAP_FRAME_TEMPESP                     0x14
 150 #define KTRAP_FRAME_DR0                         0x18
 151 #define KTRAP_FRAME_DR1                         0x1C
 152 #define KTRAP_FRAME_DR2                         0x20
 153 #define KTRAP_FRAME_DR3                         0x24
 154 #define KTRAP_FRAME_DR6                         0x28
 155 #define KTRAP_FRAME_DR7                         0x2C
 156 #define KTRAP_FRAME_GS                          0x30
 157 #define KTRAP_FRAME_RESERVED1                   0x32
 158 #define KTRAP_FRAME_ES                          0x34
 159 #define KTRAP_FRAME_RESERVED2                   0x36
 160 #define KTRAP_FRAME_DS                          0x38
 161 #define KTRAP_FRAME_RESERVED3                   0x3A
 162 #define KTRAP_FRAME_EDX                         0x3C
 163 #define KTRAP_FRAME_ECX                         0x40
 164 #define KTRAP_FRAME_EAX                         0x44
 165 #define KTRAP_FRAME_PREVIOUS_MODE               0x48
 166 #define KTRAP_FRAME_EXCEPTION_LIST              0x4C
 167 #define KTRAP_FRAME_FS                          0x50
 168 #define KTRAP_FRAME_RESERVED4                   0x52
 169 #define KTRAP_FRAME_EDI                         0x54
 170 #define KTRAP_FRAME_ESI                         0x58
 171 #define KTRAP_FRAME_EBX                         0x5C
 172 #define KTRAP_FRAME_EBP                         0x60
 173 #define KTRAP_FRAME_ERROR_CODE                  0x64
 174 #define KTRAP_FRAME_EIP                         0x68
 175 #define KTRAP_FRAME_CS                          0x6C
 176 #define KTRAP_FRAME_EFLAGS                      0x70
 177 #define KTRAP_FRAME_ESP                         0x74
 178 #define KTRAP_FRAME_SS                          0x78
 179 #define KTRAP_FRAME_RESERVED5                   0x7A
 180 #define KTRAP_FRAME_V86_ES                      0x7C
 181 #define KTRAP_FRAME_RESERVED6                   0x7E
 182 #define KTRAP_FRAME_V86_DS                      0x80
 183 #define KTRAP_FRAME_RESERVED7                   0x82
 184 #define KTRAP_FRAME_V86_FS                      0x84
 185 #define KTRAP_FRAME_RESERVED8                   0x86
 186 #define KTRAP_FRAME_V86_GS                      0x88
 187 #define KTRAP_FRAME_RESERVED9                   0x8A
 188 #define KTRAP_FRAME_SIZE                        0x8C
 189 #define KTRAP_FRAME_LENGTH                      0x8C
 190 #define KTRAP_FRAME_ALIGN                       0x04
 191
 192 //
 193 // KUSER_SHARED_DATA Offsets
 194 //
 195 #define KERNEL_USER_SHARED_DATA                 0x7FFE0000
 196 #define KUSER_SHARED_PROCESSOR_FEATURES         KERNEL_USER_SHARED_DATA + 0x274
 197 #define KUSER_SHARED_SYSCALL                    KERNEL_USER_SHARED_DATA + 0x300
 198 #define KUSER_SHARED_SYSCALL_RET                KERNEL_USER_SHARED_DATA + 0x304
 199 #define PROCESSOR_FEATURE_FXSR                  KUSER_SHARED_PROCESSOR_FEATURES + 0x4
 200
 201 //
 202 // CONTEXT Offsets
 203 //
 204 #define CONTEXT_FLAGS                           0x0
 205 #define CONTEXT_DR6                             0x14
 206 #define CONTEXT_FLOAT_SAVE                      0x1C
 207 #define CONTEXT_SEGGS                           0x8C
 208 #define CONTEXT_SEGFS                           0x90
 209 #define CONTEXT_SEGES                           0x94
 210 #define CONTEXT_SEGDS                           0x98
 211 #define CONTEXT_EDI                             0x9C
 212 #define CONTEXT_ESI                             0xA0
 213 #define CONTEXT_EBX                             0xA4
 214 #define CONTEXT_EDX                             0xA8
 215 #define CONTEXT_ECX                             0xAC
 216 #define CONTEXT_EAX                             0xB0
 217 #define CONTEXT_EBP                             0xB4
 218 #define CONTEXT_EIP                             0xB8
 219 #define CONTEXT_SEGCS                           0xBC
 220 #define CONTEXT_EFLAGS                          0xC0
 221 #define CONTEXT_ESP                             0xC4
 222 #define CONTEXT_SEGSS                           0xC8
 223 #define CONTEXT_FLOAT_SAVE_CONTROL_WORD         CONTEXT_FLOAT_SAVE + FN_CONTROL_WORD
 224 #define CONTEXT_FLOAT_SAVE_STATUS_WORD          CONTEXT_FLOAT_SAVE + FN_STATUS_WORD
 225 #define CONTEXT_FLOAT_SAVE_TAG_WORD             CONTEXT_FLOAT_SAVE + FN_TAG_WORD
 226
 227 //
 228 // EXCEPTION_RECORD Offsets
 229 //
 230 #define EXCEPTION_RECORD_EXCEPTION_CODE         0x0
 231 #define EXCEPTION_RECORD_EXCEPTION_FLAGS        0x4
 232 #define EXCEPTION_RECORD_EXCEPTION_RECORD       0x8
 233 #define EXCEPTION_RECORD_EXCEPTION_ADDRESS      0xC
 234 #define EXCEPTION_RECORD_NUMBER_PARAMETERS      0x10
 235 #define SIZEOF_EXCEPTION_RECORD                 0x14
 236
 237 //
 238 // TEB Offsets
 239 //
 240 #define TEB_EXCEPTION_LIST                      0x0
 241 #define TEB_STACK_BASE                          0x4
 242 #define TEB_STACK_LIMIT                         0x8
 243 #define TEB_FIBER_DATA                          0x10
 244 #define TEB_PEB                                 0x30
 245 #define TEB_EXCEPTION_CODE                      0x1A4
 246 #define TEB_ACTIVATION_CONTEXT_STACK_POINTER    0x1A8
 247 #define TEB_DEALLOCATION_STACK                  0xE0C
 248 #define TEB_GUARANTEED_STACK_BYTES              0xF78
 249 #define TEB_FLS_DATA                            0xFB4
 250
 251 //
 252 // PEB Offsets
 253 //
 254 #define PEB_KERNEL_CALLBACK_TABLE               0x2C
 255
 256 //
 257 // FIBER Offsets
 258 //
 259 #define FIBER_PARAMETER                         0x0
 260 #define FIBER_EXCEPTION_LIST                    0x4
 261 #define FIBER_STACK_BASE                        0x8
 262 #define FIBER_STACK_LIMIT                       0xC
 263 #define FIBER_DEALLOCATION_STACK                0x10
 264 #define FIBER_CONTEXT                           0x14
 265 #define FIBER_GUARANTEED_STACK_BYTES            0x2E0
 266 #define FIBER_FLS_DATA                          0x2E4
 267 #define FIBER_ACTIVATION_CONTEXT_STACK          0x2E8
 268 #define FIBER_CONTEXT_FLAGS                     FIBER_CONTEXT + CONTEXT_FLAGS
 269 #define FIBER_CONTEXT_EAX                       FIBER_CONTEXT + CONTEXT_EAX
 270 #define FIBER_CONTEXT_EBX                       FIBER_CONTEXT + CONTEXT_EBX
 271 #define FIBER_CONTEXT_ECX                       FIBER_CONTEXT + CONTEXT_ECX
 272 #define FIBER_CONTEXT_EDX                       FIBER_CONTEXT + CONTEXT_EDX
 273 #define FIBER_CONTEXT_ESI                       FIBER_CONTEXT + CONTEXT_ESI
 274 #define FIBER_CONTEXT_EDI                       FIBER_CONTEXT + CONTEXT_EDI
 275 #define FIBER_CONTEXT_EBP                       FIBER_CONTEXT + CONTEXT_EBP
 276 #define FIBER_CONTEXT_ESP                       FIBER_CONTEXT + CONTEXT_ESP
 277 #define FIBER_CONTEXT_DR6                       FIBER_CONTEXT + CONTEXT_DR6
 278 #define FIBER_CONTEXT_FLOAT_SAVE_STATUS_WORD    FIBER_CONTEXT + CONTEXT_FLOAT_SAVE_STATUS_WORD
 279 #define FIBER_CONTEXT_FLOAT_SAVE_CONTROL_WORD   FIBER_CONTEXT + CONTEXT_FLOAT_SAVE_CONTROL_WORD
 280 #define FIBER_CONTEXT_FLOAT_SAVE_TAG_WORD       FIBER_CONTEXT + CONTEXT_FLOAT_SAVE_TAG_WORD
 281
 282 //
 283 // EFLAGS
 284 //
 285 #define EFLAGS_TF                               0x100
 286 #define EFLAGS_INTERRUPT_MASK                   0x200
 287 #define EFLAGS_NESTED_TASK                      0x4000
 288 #define EFLAGS_V86_MASK                         0x20000
 289 #define EFLAGS_ALIGN_CHECK                      0x40000
 290 #define EFLAGS_VIF                              0x80000
 291 #define EFLAGS_VIP                              0x100000
 292 #define EFLAG_SIGN                              0x8000
 293 #define EFLAG_ZERO                              0x4000
 294 #define EFLAG_SELECT                            (EFLAG_SIGN | EFLAG_ZERO)
 295
 296 //
 297 // CR0
 298 //
 299 #define CR0_PE                                  0x1
 300 #define CR0_MP                                  0x2
 301 #define CR0_EM                                  0x4
 302 #define CR0_TS                                  0x8
 303 #define CR0_ET                                  0x10
 304 #define CR0_NE                                  0x20
 305 #define CR0_WP                                  0x10000
 306 #define CR0_AM                                  0x40000
 307 #define CR0_NW                                  0x20000000
 308 #define CR0_CD                                  0x40000000
 309 #define CR0_PG                                  0x80000000
 310
 311 //
 312 // Generic Definitions
 313 //
 314 #define MAXIMUM_IDTVECTOR                       0xFF
 315 #endif // !_ASM_H
 316