config.h.in

   1 //  Copyright (C) 2001  MandrakeSoft S.A.
   2 //
   3 //    MandrakeSoft S.A.
   4 //    43, rue d'Aboukir
   5 //    75002 Paris - France
   6 //    http://www.linux-mandrake.com/
   7 //    http://www.mandrakesoft.com/
   8 //
   9 //  This library is free software; you can redistribute it and/or
  10 //  modify it under the terms of the GNU Lesser General Public
  11 //  License as published by the Free Software Foundation; either
  12 //  version 2 of the License, or (at your option) any later version.
  13 //
  14 //  This library is distributed in the hope that it will be useful,
  15 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17 //  Lesser General Public License for more details.
  18 //
  19 //  You should have received a copy of the GNU Lesser General Public
  20 //  License along with this library; if not, write to the Free Software
  21 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  22
  23 //
  24 // config.h.in is distributed in the source TAR file.  When you run
  25 // the configure script, it generates config.h with some changes
  26 // according to your build environment.  For example, in config.h.in,
  27 // SIZEOF_UNSIGNED_CHAR is set to 0.  When configure produces config.h
  28 // it will change "0" to the detected value for your system.
  29 //
  30 // config.h contains ONLY preprocessor #defines and a few typedefs.
  31 // It must be included by both C and C++ files, so it must not
  32 // contain anything language dependent such as a class declaration.
  33 //
  34
  35 #ifndef _BX_CONFIG_H_
  36 #define _BX_CONFIG_H_ 1
  37
  38 ///////////////////////////////////////////////////////////////////
  39 // USER CONFIGURABLE OPTIONS : EDIT ONLY OPTIONS IN THIS SECTION //
  40 ///////////////////////////////////////////////////////////////////
  41
  42
  43 #if 1
  44 // quit_sim is defined in gui/siminterface.h
  45 #define BX_EXIT(x)  SIM->quit_sim (x)
  46 #else
  47 // provide the real main and the usual exit.
  48 #define BX_EXIT(x)  ::exit(x)
  49 #endif
  50
  51 // We have tested the following combinations:
  52 //  * processors=1, bootstrap=0, ioapic_id=1   (uniprocessor system)
  53 //  * processors=2, bootstrap=0, ioapic_id=2
  54 //  * processors=4, bootstrap=0, ioapic_id=4
  55 #define BX_SUPPORT_SMP 0
  56 #define BX_BOOTSTRAP_PROCESSOR 0
  57 #define BX_MAX_SMP_THREADS_SUPPORTED 8
  58
  59 // include in APIC models, required for a multiprocessor system.
  60 #define BX_SUPPORT_APIC 0
  61
  62 #if (BX_SUPPORT_SMP && !BX_SUPPORT_APIC)
  63 #error For multiprocessor simulation, BX_SUPPORT_APIC is required.
  64 #endif
  65
  66 // if simulating Linux, this provides a few more debugging options
  67 // such as tracing all system calls.
  68 #define BX_DEBUG_LINUX 0
  69
  70 // adds support for the GNU readline library in the debugger command
  71 // prompt.
  72 #define HAVE_LIBREADLINE 0
  73 #define HAVE_READLINE_HISTORY_H 0
  74
  75 // Define to 1 if you have <locale.h>
  76 #define HAVE_LOCALE_H 0
  77
  78 // I rebuilt the code which provides timers to IO devices.
  79 // Setting this to 1 will introduce a little code which
  80 // will panic out if cases which shouldn't happen occur.
  81 // Set this to 0 for optimal performance.
  82 #define BX_TIMER_DEBUG 0
  83
  84 // Settable A20 line.  For efficiency, you can disable
  85 // having a settable A20 line, eliminating conditional
  86 // code for every physical memory access.  You'll have
  87 // to tell your software not to mess with the A20 line,
  88 // and accept it as always being on if you change this.
  89 //   1 = use settable A20 line. (normal)
  90 //   0 = A20 is like the rest of the address lines
  91
  92 #define BX_SUPPORT_A20 1
  93
  94 // Processor Instructions Per Second
  95 // To find out what value to use for the 'ips' directive
  96 // in your '.bochsrc' file, set BX_SHOW_IPS to 1, and
  97 // run the software in bochs you plan to use most.  Bochs
  98 // will print out periodic IPS ratings.  This will change
  99 // based on the processor mode at the time, and various
 100 // other factors.  You'll get a reasonable estimate though.
 101 // When you're done, reset BX_SHOW_IPS to 0, do a
 102 // 'make all-clean', then 'make' again.
 103
 104 #define BX_SHOW_IPS         0
 105
 106
 107 #if (BX_SHOW_IPS) && (defined(__MINGW32__) || defined(_MSC_VER))
 108 #define        SIGALRM         14
 109 #endif
 110
 111 // Compile in support for DMA & FLOPPY IO.  You'll need this
 112 // if you plan to use the floppy drive emulation.  But if
 113 // you're environment doesn't require it, you can change
 114 // it to 0.
 115
 116 #define BX_DMA_FLOPPY_IO 1
 117
 118 // Default number of Megs of memory to emulate.  The
 119 // 'megs:' directive in the '.bochsrc' file overrides this,
 120 // allowing per-run settings.
 121
 122 #define BX_DEFAULT_MEM_MEGS 32
 123
 124 // CPU level emulation.  Default level is set in
 125 // the configure script.  BX_CPU_LEVEL defines the CPU level
 126 // to emulate.  BX_CPU_LEVEL_HACKED is a hack to define the
 127 // level of some instructions, so they can be tested before
 128 // the rest of the emulation is up to that level.
 129
 130 #define BX_CPU_LEVEL 0
 131 #define BX_CPU_LEVEL_HACKED 0
 132
 133 // emulate x86-64 instruction set?
 134 #define BX_SUPPORT_X86_64 0
 135
 136 // emulate long physical address (>32 bit)
 137 #define BX_PHY_ADDRESS_LONG 0
 138
 139 #define BX_HAVE_SLEEP 0
 140 #define BX_HAVE_MSLEEP 0
 141 #define BX_HAVE_USLEEP 0
 142 #define BX_HAVE_NANOSLEEP 0
 143 #define BX_HAVE_ABORT 0
 144 #define BX_HAVE_SOCKLEN_T 0
 145 #define BX_HAVE_SOCKADDR_IN_SIN_LEN 0
 146 #define BX_HAVE_GETTIMEOFDAY 0
 147 #if defined(WIN32)
 148 #define BX_HAVE_REALTIME_USEC 1
 149 #else
 150 #define BX_HAVE_REALTIME_USEC (BX_HAVE_GETTIMEOFDAY)
 151 #endif
 152 #define BX_HAVE_MKSTEMP 0
 153 #define BX_HAVE_SYS_MMAN_H 0
 154 #define BX_HAVE_XPM_H 0
 155 #define BX_HAVE_TIMELOCAL 0
 156 #define BX_HAVE_GMTIME 0
 157 #define BX_HAVE_MKTIME 0
 158 #define BX_HAVE_NET_IF_H 0
 159
 160 // This turns on Roland Mainz's idle hack.  Presently it is specific to the X11
 161 // and term gui. If people try to enable it elsewhere, give a compile error
 162 // after the gui definition so that they don't waste their time trying.
 163 #define BX_USE_IDLE_HACK 0
 164
 165 // Minimum Emulated IPS.
 166 // This is used in the realtime PIT as well as for checking the
 167 // IPS value set in the config file.
 168 #define BX_MIN_IPS 200000
 169
 170 // Minimum and maximum values for SMP quantum variable. Defines
 171 // how many instructions each CPU could execute execute in one
 172 // shot (one cpu_loop call)
 173 #define BX_SMP_QUANTUM_MIN  1
 174 #define BX_SMP_QUANTUM_MAX 16
 175
 176 // Use Static Member Funtions to eliminate 'this' pointer passing
 177 // If you want the efficiency of 'C', you can make all the
 178 // members of the C++ CPU class to be static.
 179 // This defaults to 1 since it should improve performance, but when
 180 // SMP mode is enabled, it will be turned off by configure.
 181 #define BX_USE_CPU_SMF 1
 182
 183 #define BX_USE_MEM_SMF 1
 184
 185 // Use static member functions in IO DEVice emulation modules.
 186 // For efficiency, use C like functions for IO handling,
 187 // and declare a device instance at compile time,
 188 // instead of using 'new' and storing the pointer.  This
 189 // eliminates some overhead, especially for high-use IO
 190 // devices like the disk drive.
 191 //   1 = Use static member efficiency (normal)
 192 //   0 = Use nonstatic member functions (use only if you need
 193 //       multiple instances of a device class
 194
 195 #define BX_USE_HD_SMF       1  // Hard drive
 196 #define BX_USE_BIOS_SMF     1  // BIOS
 197 #define BX_USE_CMOS_SMF     1  // CMOS
 198 #define BX_USE_DMA_SMF      1  // DMA
 199 #define BX_USE_FD_SMF       1  // Floppy
 200 #define BX_USE_KEY_SMF      1  // Keyboard
 201 #define BX_USE_PAR_SMF      1  // Parallel
 202 #define BX_USE_PIC_SMF      1  // PIC
 203 #define BX_USE_PIT_SMF      1  // PIT
 204 #define BX_USE_SER_SMF      1  // Serial
 205 #define BX_USE_UM_SMF       1  // Unmapped
 206 #define BX_USE_VGA_SMF      1  // VGA
 207 #define BX_USE_SB16_SMF     1  // Sound (SB 16)
 208 #define BX_USE_DEV_SMF      1  // System Devices (port92)
 209 #define BX_USE_PCI_SMF      1  // PCI
 210 #define BX_USE_P2I_SMF      1  // PCI-to-ISA bridge
 211 #define BX_USE_PIDE_SMF     1  // PCI-IDE
 212 #define BX_USE_PCIVGA_SMF   1  // PCI-VGA
 213 #define BX_USE_PCIDEV_SMF   1  // PCI-DEV
 214 #define BX_USE_PCIUSB_SMF   1  // USB hub
 215 #define BX_USE_PCIPNIC_SMF  1  // PCI pseudo NIC
 216 #define BX_USE_NE2K_SMF     1  // NE2K
 217 #define BX_USE_EFI_SMF      1  // External FPU IRQ
 218 #define BX_USE_GAMEPORT_SMF 1  // Gameport
 219 #define BX_USE_CIRRUS_SMF   1  // SVGA Cirrus
 220 #define BX_USE_BUSM_SMF     1  // Bus Mouse
 221 #define BX_USE_ACPI_SMF     1  // ACPI
 222
 223 #define BX_PLUGINS  0
 224 #define BX_HAVE_DLFCN_H 0
 225
 226 #if BX_PLUGINS && \
 227   (   !BX_USE_HD_SMF || !BX_USE_BIOS_SMF || !BX_USE_CMOS_SMF \
 228    || !BX_USE_DMA_SMF || !BX_USE_FD_SMF || !BX_USE_KEY_SMF \
 229    || !BX_USE_PAR_SMF || !BX_USE_PIC_SMF || !BX_USE_PIT_SMF \
 230    || !BX_USE_SER_SMF || !BX_USE_UM_SMF || !BX_USE_VGA_SMF \
 231    || !BX_USE_SB16_SMF || !BX_USE_DEV_SMF || !BX_USE_PCI_SMF \
 232    || !BX_USE_P2I_SMF || !BX_USE_PCIVGA_SMF || !BX_USE_PCIUSB_SMF \
 233    || !BX_USE_PCIPNIC_SMF || !BX_USE_PIDE_SMF || !BX_USE_ACPI_SMF \
 234    || !BX_USE_NE2K_SMF || !BX_USE_EFI_SMF || !BX_USE_GAMEPORT_SMF \
 235    || !BX_USE_PCIDEV_SMF || !BX_USE_CIRRUS_SMF)
 236 #error You must use SMF to have plugins
 237 #endif
 238
 239 #define BX_SUPPORT_SB16     0
 240 #define BX_SUPPORT_GAMEPORT 0
 241
 242 #if BX_SUPPORT_SB16
 243 // Use virtual methods for the sound output functions
 244 #define BX_USE_SOUND_VIRTUAL  1
 245 // Determines which sound output class is to be used.
 246 // Currently the following are available:
 247 //    bx_sound_linux_c      Output for Linux, to /dev/dsp and /dev/midi00
 248 //    bx_sound_windows_c    Output for Windows midi and wave mappers
 249 //    bx_sound_output_c     Dummy functions, no output
 250 #define BX_SOUND_OUTPUT_C  bx_sound_output_c
 251 // Use ALSA sound interface on Linux
 252 #define BX_HAVE_ALSASOUND  0
 253 #endif
 254
 255 #define USE_RAW_SERIAL 0
 256
 257 // This enables writing to port 0xe9 and the output
 258 // is sent to the console.  Reading from port 0xe9
 259 // will return 0xe9 to let you know this is available.
 260 // Leave this 0 unless you have a reason to use it.
 261 #define BX_PORT_E9_HACK 0
 262
 263 #define BX_GDBSTUB 0
 264
 265 // This option enables compressed (zlib) hd support
 266 #define BX_COMPRESSED_HD_SUPPORT 0
 267 #define BX_HAVE_ZLIB 0
 268
 269 #if BX_COMPRESSED_HD_SUPPORT && !BX_HAVE_ZLIB
 270 #error You must have zlib to enable compressed hd support
 271 #endif
 272
 273 // This option defines the number of supported ATA channels.
 274 // There are up to two drives per ATA channel.
 275 #define BX_MAX_ATA_CHANNEL 4
 276
 277 #if (BX_MAX_ATA_CHANNEL>4 || BX_MAX_ATA_CHANNEL<1)
 278 #  error "BX_MAX_ATA_CHANNEL should be between 1 and 4"
 279 #endif
 280
 281 // =================================================================
 282 // BEGIN: OPTIONAL DEBUGGER SECTION
 283 //
 284 // These options are only used if you compile in support for the
 285 // native command line debugging environment.  Typically, the debugger
 286 // is not used, and this section can be ignored.
 287 // =================================================================
 288
 289 // Compile in support for virtual/linear/physical breakpoints.
 290 // Enable only those you need. Recommend using only linear
 291 // breakpoints, unless you need others. Less supported means
 292 // slightly faster execution time.
 293 #define BX_DBG_MAX_VIR_BPOINTS 10
 294 #define BX_DBG_MAX_LIN_BPOINTS 10
 295 #define BX_DBG_MAX_PHY_BPOINTS 10
 296
 297 // max file pathname size for debugger commands
 298 #define BX_MAX_PATH     256
 299 // max nesting level for debug scripts including other scripts
 300 #define BX_INFILE_DEPTH  10
 301 // use this command to include (nest) debug scripts
 302 #define BX_INCLUDE_CMD   "source"
 303
 304 // Make a call to command line debugger extensions.  If set to 1,
 305 // a call is made.  An external routine has a chance to process
 306 // the command.  If it does, than the debugger ignores the command.
 307 #define BX_DBG_EXTENSIONS 0
 308
 309 // =================================================================
 310 // END: OPTIONAL DEBUGGER SECTION
 311 // =================================================================
 312
 313 //////////////////////////////////////////////////////////////////////
 314 // END OF USER CONFIGURABLE OPTIONS : DON'T EDIT ANYTHING BELOW !!! //
 315 // THIS IS GENERATED BY THE ./configure SCRIPT                      //
 316 //////////////////////////////////////////////////////////////////////
 317
 318
 319 #define BX_WITH_X11 0
 320 #define BX_WITH_BEOS 0
 321 #define BX_WITH_WIN32 0
 322 #define BX_WITH_MACOS 0
 323 #define BX_WITH_CARBON 0
 324 #define BX_WITH_NOGUI 0
 325 #define BX_WITH_TERM 0
 326 #define BX_WITH_RFB 0
 327 #define BX_WITH_AMIGAOS 0
 328 #define BX_WITH_SDL 0
 329 #define BX_WITH_SVGA 0
 330 #define BX_WITH_WX 0
 331
 332 // BX_USE_TEXTCONFIG should be set to 1 unless Bochs is compiled
 333 // for wxWidgets only.
 334 #define BX_USE_TEXTCONFIG 1
 335
 336 // A certain functions must NOT be fastcall even if compiled with fastcall
 337 // option, and those are callbacks from Windows which are defined either
 338 // as cdecl or stdcall. The entry point main() also has to remain cdecl.
 339 #ifndef CDECL
 340 #if defined(_MSC_VER)
 341   #define CDECL __cdecl
 342 #else
 343   #define CDECL
 344 #endif
 345 #endif
 346
 347 // add special export symbols for win32 DLL building.  The main code must
 348 // have __declspec(dllexport) on variables, functions, or classes that the
 349 // plugins can access.  The plugins should #define PLUGGABLE which will
 350 // activate the __declspec(dllimport) instead.
 351 #if defined(WIN32) || defined(__CYGWIN__)
 352 #  if BX_PLUGINS && defined(BX_PLUGGABLE)
 353 //   #warning I will import DLL symbols from Bochs main program.
 354 #    define BOCHSAPI __declspec(dllimport)
 355 #  elif BX_PLUGINS
 356 //   #warning I will export DLL symbols.
 357 #    define BOCHSAPI __declspec(dllexport)
 358 #  endif
 359 #endif
 360 #ifndef BOCHSAPI
 361 #  define BOCHSAPI
 362 #endif
 363
 364 #if defined(__CYGWIN__)
 365 // Make BOCHSAPI_CYGONLY exactly the same as BOCHSAPI.  This symbol
 366 // will be used for any cases where Cygwin requires a special tag
 367 // but VC++ does not.
 368 #define BOCHSAPI_CYGONLY BOCHSAPI
 369 #else
 370 // define the symbol to be empty
 371 #define BOCHSAPI_CYGONLY /*empty*/
 372 #endif
 373
 374 #if defined(_MSC_VER)
 375 // Make BOCHSAPI_MSVCONLY exactly the same as BOCHSAPI.  This symbol
 376 // will be used for any cases where VC++ requires a special tag
 377 // but Cygwin does not.
 378 #define BOCHSAPI_MSVCONLY BOCHSAPI
 379 #else
 380 // define the symbol to be empty
 381 #define BOCHSAPI_MSVCONLY /*empty*/
 382 #endif
 383
 384 #define BX_DEFAULT_CONFIG_INTERFACE "defined_by_configure"
 385 #define BX_DEFAULT_DISPLAY_LIBRARY "defined_by_configure"
 386
 387 // Roland Mainz's idle hack is presently specific to X11. If people try to
 388 // enable it elsewhere, give a compile error so that they don't waste their
 389 // time trying.
 390 #if (BX_USE_IDLE_HACK && !BX_WITH_X11 && !BX_WITH_TERM)
 391 #  error IDLE_HACK will only work with the X11 or term gui. Correct configure args and retry.
 392 #endif
 393
 394 #define WORDS_BIGENDIAN 0
 395
 396 #define SIZEOF_UNSIGNED_CHAR      0
 397 #define SIZEOF_UNSIGNED_SHORT     0
 398 #define SIZEOF_UNSIGNED_INT       0
 399 #define SIZEOF_UNSIGNED_LONG      0
 400 #define SIZEOF_UNSIGNED_LONG_LONG 0
 401 #define SIZEOF_INT_P              0
 402
 403 #define BX_64BIT_CONSTANTS_USE_LL 1
 404 #if BX_64BIT_CONSTANTS_USE_LL
 405 // doesn't work on Microsoft Visual C++, maybe others
 406 #define BX_CONST64(x)  (x##LL)
 407 #elif defined(_MSC_VER)
 408 #define BX_CONST64(x)  (x##I64)
 409 #else
 410 #define BX_CONST64(x)  (x)
 411 #endif
 412
 413 #if defined(WIN32)
 414   typedef unsigned char      Bit8u;
 415   typedef   signed char      Bit8s;
 416   typedef unsigned short     Bit16u;
 417   typedef   signed short     Bit16s;
 418   typedef unsigned int       Bit32u;
 419   typedef   signed int       Bit32s;
 420 #ifdef __MINGW32__
 421   typedef unsigned long long Bit64u;
 422   typedef   signed long long Bit64s;
 423 #include <sys/types.h>
 424 #else
 425   typedef unsigned __int64   Bit64u;
 426   typedef   signed __int64   Bit64s;
 427 #endif
 428 #elif BX_WITH_MACOS
 429   typedef unsigned char      Bit8u;
 430   typedef   signed char      Bit8s;
 431   typedef unsigned short     Bit16u;
 432   typedef   signed short     Bit16s;
 433   typedef unsigned int       Bit32u;
 434   typedef   signed int       Bit32s;
 435   typedef unsigned long long Bit64u;
 436   typedef   signed long long Bit64s;
 437 #else
 438
 439 // Unix like platforms
 440
 441 #if SIZEOF_UNSIGNED_CHAR != 1
 442 #  error "sizeof (unsigned char) != 1"
 443 #else
 444   typedef unsigned char Bit8u;
 445   typedef   signed char Bit8s;
 446 #endif
 447
 448 #if SIZEOF_UNSIGNED_SHORT != 2
 449 #  error "sizeof (unsigned short) != 2"
 450 #else
 451   typedef unsigned short Bit16u;
 452   typedef   signed short Bit16s;
 453 #endif
 454
 455 #if SIZEOF_UNSIGNED_INT == 4
 456   typedef unsigned int Bit32u;
 457   typedef   signed int Bit32s;
 458 #elif SIZEOF_UNSIGNED_LONG == 4
 459   typedef unsigned long Bit32u;
 460   typedef   signed long Bit32s;
 461 #else
 462 #  error "can't find sizeof(type) of 4 bytes!"
 463 #endif
 464
 465 #if SIZEOF_UNSIGNED_LONG == 8
 466   typedef unsigned long Bit64u;
 467   typedef   signed long Bit64s;
 468 #elif SIZEOF_UNSIGNED_LONG_LONG == 8
 469   typedef unsigned long long Bit64u;
 470   typedef   signed long long Bit64s;
 471 #else
 472 #  error "can't find data type of 8 bytes"
 473 #endif
 474
 475 #endif
 476
 477 #define GET32L(val64) ((Bit32u)(((Bit64u)(val64)) & 0xFFFFFFFF))
 478 #define GET32H(val64) ((Bit32u)(((Bit64u)(val64)) >> 32))
 479
 480 // now that Bit32u and Bit64u exist, defined bx_address
 481 #if BX_SUPPORT_X86_64
 482 typedef Bit64u bx_address;
 483 #else
 484 typedef Bit32u bx_address;
 485 #endif
 486
 487 // define physical and linear address types
 488 typedef bx_address bx_lin_address;
 489
 490 #if BX_SUPPORT_X86_64
 491 #define BX_LIN_ADDRESS_WIDTH 48
 492 #else
 493 #define BX_LIN_ADDRESS_WIDTH 32
 494 #endif
 495
 496 #if BX_PHY_ADDRESS_LONG
 497 typedef Bit64u bx_phy_address;
 498 #define BX_PHY_ADDRESS_WIDTH 40
 499 #else
 500 typedef Bit32u bx_phy_address;
 501 #define BX_PHY_ADDRESS_WIDTH 32
 502 #endif
 503
 504 // technically, in an 8 bit signed the real minimum is -128, not -127.
 505 // But if you decide to negate -128 you tend to get -128 again, so it's
 506 // better not to use the absolute maximum in the signed range.
 507 #define BX_MAX_BIT64U ( (Bit64u) -1           )
 508 #define BX_MIN_BIT64U ( 0                     )
 509 #define BX_MAX_BIT64S ( ((Bit64u) -1) >> 1    )
 510 #define BX_MIN_BIT64S ( (Bit64s)-(((Bit64u) -1) >> 1) )
 511 #define BX_MAX_BIT32U ( (Bit32u) -1           )
 512 #define BX_MIN_BIT32U ( 0                     )
 513 #define BX_MAX_BIT32S ( ((Bit32u) -1) >> 1    )
 514 #define BX_MIN_BIT32S ( (Bit32s)-(((Bit32u) -1) >> 1) )
 515 #define BX_MAX_BIT16U ( (Bit16u) -1           )
 516 #define BX_MIN_BIT16U ( 0                     )
 517 #define BX_MAX_BIT16S ( ((Bit16u) -1) >> 1    )
 518 #define BX_MIN_BIT16S ( (Bit16s)-(((Bit16u) -1) >> 1) )
 519 #define BX_MAX_BIT8U  ( (Bit8u) -1            )
 520 #define BX_MIN_BIT8U  ( 0                     )
 521 #define BX_MAX_BIT8S  ( ((Bit8u) -1) >> 1     )
 522 #define BX_MIN_BIT8S  ( (Bit8s)-(((Bit8u) -1) >> 1)  )
 523
 524
 525 // create an unsigned integer type that is the same size as a pointer.
 526 // You can typecast a pointer to a bx_pr_equiv_t without losing any
 527 // bits (and without getting the compiler excited).  This is used in
 528 // the FPU emulation code, where pointers and integers are often
 529 // used interchangeably.
 530 #if SIZEOF_INT_P == 4
 531   typedef Bit32u bx_ptr_equiv_t;
 532 #elif SIZEOF_INT_P == 8
 533   typedef Bit64u bx_ptr_equiv_t;
 534 #else
 535 #  error "could not define bx_ptr_equiv_t to size of int*"
 536 #endif
 537
 538 // Use a boolean type that will not conflict with the builtin type
 539 // on any system.
 540 typedef Bit32u bx_bool;
 541
 542 #if BX_WITH_MACOS
 543 #  define bx_ptr_t char *
 544 #else
 545 #  define bx_ptr_t void *
 546 #endif
 547
 548 #if defined(WIN32)
 549 #  define BX_LITTLE_ENDIAN
 550 #elif BX_WITH_MACOS
 551 #  define BX_BIG_ENDIAN
 552 #else
 553 #if WORDS_BIGENDIAN
 554 #  define BX_BIG_ENDIAN
 555 #else
 556 #  define BX_LITTLE_ENDIAN
 557 #endif
 558 #endif // defined(WIN32)
 559
 560
 561 #if BX_SUPPORT_X86_64
 562 #ifdef BX_LITTLE_ENDIAN
 563 typedef
 564   struct {
 565          Bit64u lo;
 566          Bit64u hi;
 567          } Bit128u;
 568 typedef
 569   struct {
 570          Bit64u lo;
 571          Bit64s hi;
 572          } Bit128s;
 573 #else   // must be Big Endian
 574 typedef
 575   struct {
 576          Bit64u hi;
 577          Bit64u lo;
 578          } Bit128u;
 579 typedef
 580   struct {
 581          Bit64s hi;
 582          Bit64u lo;
 583          } Bit128s;
 584 #endif
 585 #endif  // #if BX_SUPPORT_X86_64
 586
 587
 588 // for now only term.cc requires a GUI sighandler.
 589 #define BX_GUI_SIGHANDLER (BX_WITH_TERM)
 590
 591 #define HAVE_SIGACTION 1
 592
 593 // configure will change the definition of "inline" to the value
 594 // that the C compiler allows.  It tests the following keywords to
 595 // see if any is permitted: inline, __inline__, __inline.  If none
 596 // is permitted, it defines inline to be empty.
 597 #define inline inline
 598
 599 // inline functions in headers that are compiled with C compiler
 600 // (e.g. fpu code) are declared with BX_C_INLINE macro.  Note that
 601 // the word "inline" itself may now be redefined by the above #define.
 602 // Many compilers are known to work with "static inline".  If the
 603 // compiler can put the function inline, it does so and never creates
 604 // a symbol for the function.  If optimization is off, or inline is
 605 // defined to be empty, the static keyword causes the function to create
 606 // a symbol that's visible only to that .c file.  Each .c file that
 607 // includes the header will produde another local version of the
 608 // BX_C_INLINE function (not ideal).  However without "static" you can
 609 // duplicate symbol problems which are even worse.
 610 #define BX_C_INLINE static inline
 611
 612 // Use BX_CPP_INLINE for all C++ inline functions.  Note that the
 613 // word "inline" itself may now be redefined by the above #define.
 614 #define BX_CPP_INLINE inline
 615
 616 #ifdef __GNUC__
 617
 618 // Some helpful compiler hints for compilers that allow them; GCC for now.
 619 //
 620 // BX_CPP_AlignN(n):
 621 //   Align a construct on an n-byte boundary.
 622 //
 623 // BX_CPP_AttrPrintf(formatArg, firstArg):
 624 //   This function takes printf-like arguments, so the compiler can check
 625 //   the consistency of the format string and the matching arguments.
 626 //   'formatArg' is the parameter number (starting from 1) of the format
 627 //   string argument.  'firstArg' is the parameter number of the 1st argument
 628 //   to check against the string argument.  NOTE: For non-static member
 629 //   functions, the this-ptr is argument number 1 but is invisible on
 630 //   the function prototype declaration - but you still have to count it.
 631 //
 632 // BX_CPP_AttrNoReturn():
 633 //   This function never returns.  The compiler can optimize-out following
 634 //   code accordingly.
 635
 636 #define BX_CPP_AlignN(n) __attribute__ ((aligned (n)))
 637 #define BX_CPP_AttrPrintf(formatArg, firstArg) \
 638                           __attribute__ ((format (printf, formatArg, firstArg)))
 639 #define BX_CPP_AttrNoReturn() __attribute__ ((noreturn))
 640
 641 #else
 642
 643 #define BX_CPP_AlignN(n) /* Not supported. */
 644 #define BX_CPP_AttrPrintf(formatArg, firstArg)  /* Not supported. */
 645 #define BX_CPP_AttrNoReturn() /* Not supported. */
 646
 647 #endif
 648
 649 #define BX_DEBUGGER 0
 650 #define BX_DISASM   0
 651
 652 #if (BX_DEBUGGER == 1) && (BX_DISASM == 0)
 653 #error Dissembler is required for BX_DEBUGGER !
 654 #endif
 655
 656 #define BX_PROVIDE_CPU_MEMORY    1
 657 #define BX_PROVIDE_DEVICE_MODELS 1
 658
 659 #define BX_PROVIDE_MAIN       1
 660
 661 #define BX_INSTRUMENTATION    0
 662
 663 // enable BX_DEBUG/BX_ERROR/BX_INFO messages
 664 #define BX_NO_LOGGING 0
 665
 666 // enable BX_ASSERT checks
 667 #define BX_ASSERT_ENABLE 0
 668
 669 // limited i440FX PCI support
 670 #define BX_SUPPORT_PCI 0
 671
 672 // Bochs VBE display interface
 673 #define BX_SUPPORT_VBE 0
 674
 675 // CLGD54XX emulation
 676 #define BX_SUPPORT_CLGD54XX 0
 677
 678 // ACPI controller
 679 #define BX_SUPPORT_ACPI 0
 680
 681 #if (BX_SUPPORT_ACPI && !BX_SUPPORT_PCI)
 682 #error To enable ACPI support, you must also enable PCI
 683 #endif
 684
 685 // Experimental VGA on PCI
 686 #define BX_SUPPORT_PCIVGA 0
 687
 688 // Experimental host PCI device mapping
 689 #define BX_SUPPORT_PCIDEV 0
 690
 691 #if (BX_SUPPORT_PCIDEV && !BX_SUPPORT_PCI)
 692 #error To enable PCI host device mapping, you must also enable PCI
 693 #endif
 694
 695 // limited USB on PCI
 696 #define BX_SUPPORT_PCIUSB 0
 697
 698 #if (BX_SUPPORT_PCIUSB && !BX_SUPPORT_PCI)
 699 #error To enable USB, you must also enable PCI
 700 #endif
 701
 702 #define BX_SUPPORT_BUSMOUSE 0
 703
 704 #define BX_SUPPORT_ALIGNMENT_CHECK 0
 705 #define BX_SUPPORT_FPU 0
 706 #define BX_SUPPORT_MMX 0
 707 #define BX_SUPPORT_3DNOW 0
 708 #define BX_SUPPORT_SSE 0
 709 #define BX_SUPPORT_SSE_EXTENSION 0
 710 #define BX_SUPPORT_SSE4A 0
 711 #define BX_SUPPORT_SSE5A 0
 712 #define BX_SUPPORT_DAZ 0
 713 #define BX_SUPPORT_MISALIGNED_SSE 0
 714 #define BX_SUPPORT_SEP 0
 715 #define BX_SUPPORT_VME 0
 716 #define BX_SUPPORT_POPCNT 0
 717 #define BX_SUPPORT_MONITOR_MWAIT 0
 718 #define BX_SUPPORT_XSAVE 0
 719 #define BX_SUPPORT_AES 0
 720
 721 #define BX_SUPPORT_MTRR 0
 722 #define BX_SUPPORT_LARGE_PAGES 0
 723 #define BX_SUPPORT_GLOBAL_PAGES 0
 724 #define BX_SUPPORT_PAE 0
 725
 726 #define BX_SupportGuest2HostTLB 0
 727 #define BX_SupportRepeatSpeedups 0
 728 #define BX_SupportHostAsms 0
 729
 730 #define BX_SUPPORT_ICACHE 0
 731 #define BX_SUPPORT_TRACE_CACHE 0
 732
 733 #if (BX_SUPPORT_TRACE_CACHE && BX_SUPPORT_ICACHE==0)
 734 #error Trace cache optimization cannot be compiled without iCache!
 735 #endif
 736
 737 // if 1, don't do gpf on MSRs that we don't implement
 738 #define BX_IGNORE_BAD_MSR 0
 739
 740 // CLFLUSH was introduced together with SSE2 instruction set
 741 #if BX_SUPPORT_SSE >= 2
 742   #define BX_SUPPORT_CLFLUSH 1
 743 #else
 744   #define BX_SUPPORT_CLFLUSH 0
 745 #endif
 746
 747 #if (BX_SUPPORT_ALIGNMENT_CHECK && BX_CPU_LEVEL < 4)
 748 #error Alignment exception check is not supported in i386 !
 749 #endif
 750
 751 #if (BX_SUPPORT_VME && BX_CPU_LEVEL < 5)
 752 #error With CPU level < 5, you must disable v8086 mode extensions !
 753 #endif
 754
 755 #if (BX_SUPPORT_MMX && BX_CPU_LEVEL < 5)
 756 #error With CPU level < 5, you must disable MMX support !
 757 #endif
 758
 759 #if (!BX_SUPPORT_FPU && BX_CPU_LEVEL > 4)
 760 #error With CPU level > 4, you must enable FPU support !
 761 #endif
 762
 763 #if (BX_SUPPORT_MMX && !BX_SUPPORT_FPU)
 764 #error "MMX cannot be compiled without FPU support !"
 765 #endif
 766
 767 #if (BX_SUPPORT_FPU && BX_CPU_LEVEL < 3)
 768 #error "FPU cannot be compiled without cpu level >= 3 !"
 769 #endif
 770
 771 #if (BX_SUPPORT_3DNOW && !BX_SUPPORT_MMX)
 772 #error "3DNow! cannot be compiled without MMX support !"
 773 #endif
 774
 775 #if (BX_SUPPORT_AES && !BX_SUPPORT_SSE)
 776 #error "AES cannot be compiled without SSE support !"
 777 #endif
 778
 779 #if (BX_SUPPORT_XSAVE && !BX_SUPPORT_SSE)
 780 #error "XSAVE cannot be compiled without SSE support !"
 781 #endif
 782
 783 #if (BX_SUPPORT_SSE && !BX_SUPPORT_MMX)
 784 #error "SSE cannot be compiled without FPU+MMX support !"
 785 #endif
 786
 787 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_SSE)
 788 #error "SSE is only supported with CPU_LEVEL >= 6 !"
 789 #endif
 790
 791 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_SEP)
 792 #error "SYSENTER/SYSEXIT only supported with CPU_LEVEL >= 6 !"
 793 #endif
 794
 795 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_PAE)
 796 #error "Physical Address Extensions (PAE) only supported with CPU_LEVEL >= 6 !"
 797 #endif
 798 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_GLOBAL_PAGES)
 799 #error "Page Global Extension (PGE) only supported with CPU_LEVEL >= 6 !"
 800 #endif
 801 #if (BX_CPU_LEVEL<5 && BX_SUPPORT_LARGE_PAGES)
 802 #error "Page Size Extension (PSE) only supported with CPU_LEVEL >= 5 !"
 803 #endif
 804 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_MTRR)
 805 #error "MTRRs only supported with CPU_LEVEL >= 6 !"
 806 #endif
 807
 808 #if (BX_SUPPORT_PAE && !BX_SUPPORT_LARGE_PAGES)
 809 #error "Physical Address Extensions (PAE) requires large pages support !"
 810 #endif
 811
 812 #if BX_SUPPORT_X86_64
 813 // Sanity checks to ensure that you cannot accidently use conflicting options.
 814
 815 #if BX_CPU_LEVEL < 6
 816 #error "X86-64 requires cpu level 6 or greater !"
 817 #endif
 818 #if (BX_SUPPORT_SSE<2)
 819 #error "X86-64 requires SSE2 !"
 820 #endif
 821 #if !BX_SUPPORT_PAE
 822 #error "X86-64 requires Physical Address Extensions (PAE) !"
 823 #endif
 824 #if !BX_SUPPORT_GLOBAL_PAGES
 825 #error "X86-64 requires Page Global Extension (PGE) !"
 826 #endif
 827 #if !BX_SUPPORT_LARGE_PAGES
 828 #error "X86-64 requires Page Size Extension (PSE) !"
 829 #endif
 830 #endif
 831
 832 #define BX_HAVE_GETENV 0
 833 #define BX_HAVE_SETENV 0
 834 #define BX_HAVE_SELECT 0
 835 #define BX_HAVE_SNPRINTF 0
 836 #define BX_HAVE_VSNPRINTF 0
 837 #define BX_HAVE_STRTOULL 0
 838 #define BX_HAVE_STRTOUQ 0
 839 #define BX_HAVE_STRDUP 0
 840 #define BX_HAVE_STRREV 0
 841 #define BX_HAVE_STRUCT_TIMEVAL 0
 842
 843 // used in term gui
 844 #define BX_HAVE_COLOR_SET 0
 845 #define BX_HAVE_MVHLINE 0
 846 #define BX_HAVE_MVVLINE 0
 847
 848
 849 // set if your compiler does not permit an empty struct
 850 #define BX_NO_EMPTY_STRUCTS 0
 851
 852 // set if your compiler does not understand __attribute__ after a struct
 853 #define BX_NO_ATTRIBUTES 0
 854 #if BX_NO_ATTRIBUTES
 855 #define GCC_ATTRIBUTE(x) /* attribute not supported */
 856 #else
 857 #define GCC_ATTRIBUTE __attribute__
 858 #endif
 859
 860 // set to use fast function calls
 861 #define BX_FAST_FUNC_CALL 0
 862
 863 // On gcc2.95+ x86 only
 864 #if BX_FAST_FUNC_CALL && defined(__i386__) && defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95))
 865 #if BX_USE_CPU_SMF == 1
 866 #  define BX_CPP_AttrRegparmN(X) __attribute__((regparm(X)))
 867 #else
 868 // FIXME: BX_FAST_FUNC_CALL doesn't work with BX_USE_CPU_SMF = 0
 869 #  define BX_CPP_AttrRegparmN(X) /* Not defined */
 870 #endif
 871 #else
 872 #  define BX_CPP_AttrRegparmN(X) /* Not defined */
 873 #endif
 874
 875 // set if your compiler does not allow label at the end of a {} block
 876 #define BX_NO_BLANK_LABELS 0
 877
 878 // set if you do have <hash_map>, used in bx_debug/dbg_main.c
 879 #define BX_HAVE_HASH_MAP 0
 880
 881 // set if you do have <hash_map.h>, used in bx_debug/dbg_main.c
 882 #define BX_HAVE_HASH_MAP_H 0
 883
 884 // set if you do have <set>, used in bx_debug/dbg_main.c
 885 #define BX_HAVE_SET 0
 886
 887 // set if you do have <set.h>, used in bx_debug/dbg_main.c
 888 #define BX_HAVE_SET_H 0
 889
 890 // Support x86 hardware debugger registers and facilites.
 891 // These are the debug facilites offered by the x86 architecture,
 892 // not the optional built-in debugger.
 893 #define BX_X86_DEBUGGER 0
 894
 895 #define BX_SUPPORT_CDROM 0
 896
 897 #if BX_SUPPORT_CDROM
 898    // This is the C++ class name to use if we are supporting
 899    // low-level CDROM.
 900 #  define LOWLEVEL_CDROM cdrom_interface
 901 #endif
 902
 903 // NE2K network emulation
 904 #define BX_SUPPORT_NE2K 0
 905
 906 // Pseudo PCI NIC
 907 #define BX_SUPPORT_PCIPNIC 0
 908
 909 #if (BX_SUPPORT_PCIPNIC && !BX_SUPPORT_PCI)
 910 #error To enable the PCI pseudo NIC, you must also enable PCI
 911 #endif
 912
 913 // this enables the lowlevel stuff below if one of the NICs is present
 914 #define BX_NETWORKING 0
 915
 916 #define BX_ETH_NULL_LOGGING 1
 917 #define BX_ETH_FBSD_LOGGING 1
 918
 919 // determine which NE2K packet mover modules will be enabled
 920 // (this was moved from iodev/eth.h)
 921 #define ETH_NULL  1
 922 #ifdef BX_USE_ETH_ARPBACK
 923 #  define ETH_ARPBACK 1
 924 #endif
 925 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__NetBSD_kernel__) || defined(__APPLE__)
 926 #define ETH_FBSD  1
 927 #endif
 928 #if defined(linux)
 929 #define ETH_LINUX 1
 930 #endif
 931 #if defined(WIN32)
 932 #define ETH_WIN32 1
 933 #endif
 934
 935 // this enables Ethertap packet mover; determined by configure script
 936 #define HAVE_ETHERTAP 0
 937
 938 // this enables TUN/TAP packet mover; determined by configure script
 939 #define HAVE_TUNTAP 0
 940
 941 // this enables VDE packet mover; determined by configure script
 942 #define HAVE_VDE 0
 943
 944
 945 // I/O Interface to debug
 946 #define BX_SUPPORT_IODEBUG 0
 947
 948 // External Debugger
 949 #define BX_EXTERNAL_DEBUGGER 0
 950
 951 #ifdef WIN32
 952 #define BX_FLOPPY0_NAME "Floppy Disk A:"
 953 #define BX_FLOPPY1_NAME "Floppy Disk B:"
 954 #else
 955 #define BX_FLOPPY0_NAME "Floppy Disk 0"
 956 #define BX_FLOPPY1_NAME "Floppy Disk 1"
 957 #endif
 958
 959 #endif  // _BX_CONFIG_H