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 // Controls how many instances of BX_MEM_C are created. For
  60 // SMP, use several processors with one shared memory space.
  61 #define BX_ADDRESS_SPACES 1
  62
  63 #if BX_ADDRESS_SPACES != 1
  64 #error "Support for several address spaces still not implemented"
  65 #endif
  66
  67 // include in APIC models, required for a multiprocessor system.
  68 #define BX_SUPPORT_APIC 0
  69
  70 #if (BX_SUPPORT_SMP && !BX_SUPPORT_APIC)
  71 #error For multiprocessor simulation, BX_SUPPORT_APIC is required.
  72 #endif
  73
  74 // if simulating Linux, this provides a few more debugging options
  75 // such as tracing all system calls.
  76 #define BX_DEBUG_LINUX 0
  77
  78 // adds support for the GNU readline library in the debugger command
  79 // prompt.
  80 #define HAVE_LIBREADLINE 0
  81 #define HAVE_READLINE_HISTORY_H 0
  82
  83 // Define to 1 if you have <locale.h>
  84 #define HAVE_LOCALE_H 0
  85
  86 // I rebuilt the code which provides timers to IO devices.
  87 // Setting this to 1 will introduce a little code which
  88 // will panic out if cases which shouldn't happen occur.
  89 // Set this to 0 for optimal performance.
  90 #define BX_TIMER_DEBUG 1
  91
  92 // Settable A20 line.  For efficiency, you can disable
  93 // having a settable A20 line, eliminating conditional
  94 // code for every physical memory access.  You'll have
  95 // to tell your software not to mess with the A20 line,
  96 // and accept it as always being on if you change this.
  97 //   1 = use settable A20 line. (normal)
  98 //   0 = A20 is like the rest of the address lines
  99
 100 #define BX_SUPPORT_A20 1
 101
 102 // Processor Instructions Per Second
 103 // To find out what value to use for the 'ips' directive
 104 // in your '.bochsrc' file, set BX_SHOW_IPS to 1, and
 105 // run the software in bochs you plan to use most.  Bochs
 106 // will print out periodic IPS ratings.  This will change
 107 // based on the processor mode at the time, and various
 108 // other factors.  You'll get a reasonable estimate though.
 109 // When you're done, reset BX_SHOW_IPS to 0, do a
 110 // 'make all-clean', then 'make' again.
 111
 112 #define BX_SHOW_IPS         0
 113
 114
 115 #if (BX_SHOW_IPS) && (defined(__MINGW32__) || defined(_MSC_VER))
 116 #define        SIGALRM         14
 117 #endif
 118
 119 // Paging Options:
 120 // ---------------
 121 // Support Paging mechanism.
 122 //   0 = don't support paging at all (DOS & Minix don't require it)
 123 //   1 = support paging.  (Most other OS's require paging)
 124 // Use Translation Lookaside Buffer (TLB) for caching
 125 // paging translations.  This will make paging mode
 126 // more efficient.  If you're OS doesn't use paging,
 127 // then you won't need either.
 128 //   1 = Use a TLB for effiency
 129 //   0 = don't use a TLB, walk the page tables for every access
 130 // BX_TLB_SIZE: Number of entries in TLB
 131 // BX_TLB_INDEX_OF(lpf): This macro is passed the linear page frame
 132 //   (top 20 bits of the linear address.  It must map these bits to
 133 //   one of the TLB cache slots, given the size of BX_TLB_SIZE.
 134 //   There will be a many-to-one mapping to each TLB cache slot.
 135 //   When there are collisions, the old entry is overwritten with
 136 //   one for the newest access.
 137
 138 #define BX_USE_TLB 1
 139
 140 #define BX_TLB_SIZE 1024
 141 #define BX_TLB_MASK ((BX_TLB_SIZE-1) << 12)
 142 #define BX_TLB_INDEX_OF(lpf) (((lpf) & BX_TLB_MASK) >> 12)
 143
 144 #define BX_USE_QUICK_TLB_INVALIDATE 0
 145
 146 // Compile in support for DMA & FLOPPY IO.  You'll need this
 147 // if you plan to use the floppy drive emulation.  But if
 148 // you're environment doesn't require it, you can change
 149 // it to 0.
 150
 151 #define BX_DMA_FLOPPY_IO 1
 152
 153
 154 // Default number of Megs of memory to emulate.  The
 155 // 'megs:' directive in the '.bochsrc' file overrides this,
 156 // allowing per-run settings.
 157
 158 #define BX_DEFAULT_MEM_MEGS 32
 159
 160
 161 // CPU level emulation.  Default level is set in
 162 // the configure script.  BX_CPU_LEVEL defines the CPU level
 163 // to emulate.  BX_CPU_LEVEL_HACKED is a hack to define the
 164 // level of some integer instructions, so they can be tested
 165 // before the rest of the emulation is up to that level.
 166
 167 #define BX_CPU_LEVEL 0
 168 #define BX_CPU_LEVEL_HACKED 0
 169
 170 // emulate x86-64 instruction set?
 171 #define BX_SUPPORT_X86_64 0
 172
 173 // make it configurable through configuration interface
 174 #ifdef BX_SUPPORT_X86_64
 175   #define BX_CPU_VECTOR_INTEL 0
 176 #else
 177   #define BX_CPU_VECTOR_INTEL 1
 178 #endif
 179
 180 #define BX_SUPPORT_V8086_MODE 1
 181
 182 #define BX_HAVE_SLEEP 0
 183 #define BX_HAVE_MSLEEP 0
 184 #define BX_HAVE_USLEEP 0
 185 #define BX_HAVE_NANOSLEEP 0
 186 #define BX_HAVE_ABORT 0
 187 #define BX_HAVE_SOCKLEN_T 0
 188 #define BX_HAVE_SOCKADDR_IN_SIN_LEN 0
 189 #define BX_HAVE_GETTIMEOFDAY 0
 190 #if defined(WIN32)
 191 #define BX_HAVE_REALTIME_USEC 1
 192 #else
 193 #define BX_HAVE_REALTIME_USEC (BX_HAVE_GETTIMEOFDAY)
 194 #endif
 195 #define BX_HAVE_MKSTEMP 0
 196 #define BX_HAVE_SYS_MMAN_H 0
 197 #define BX_HAVE_XPM_H 0
 198 #define BX_HAVE_TIMELOCAL 0
 199 #define BX_HAVE_GMTIME 0
 200 #define BX_HAVE_MKTIME 0
 201 #define BX_HAVE_NET_IF_H 0
 202
 203 // This turns on Roland Mainz's idle hack.  Presently it is specific to the X11
 204 // and term gui. If people try to enable it elsewhere, give a compile error
 205 // after the gui definition so that they don't waste their time trying.
 206 #define BX_USE_IDLE_HACK 0
 207
 208 // Minimum Emulated IPS.
 209 // This is used in the realtime PIT as well as for checking the
 210 // IPS value set in the config file.
 211 #define BX_MIN_IPS 200000
 212
 213 // Minimum and maximum values for SMP quantum variable. Defines
 214 // how many instructions each CPU could execute execute in one
 215 // shot (one cpu_loop call)
 216 #define BX_SMP_QUANTUM_MIN  1
 217 #define BX_SMP_QUANTUM_MAX 16
 218
 219 // Use Static Member Funtions to eliminate 'this' pointer passing
 220 // If you want the efficiency of 'C', you can make all the
 221 // members of the C++ CPU class to be static.
 222 // This defaults to 1 since it should improve performance, but when
 223 // SMP mode is enabled, it will be turned off by configure.
 224 #define BX_USE_CPU_SMF 1
 225
 226 #define BX_USE_MEM_SMF 0
 227
 228 // Use static member functions in IO DEVice emulation modules.
 229 // For efficiency, use C like functions for IO handling,
 230 // and declare a device instance at compile time,
 231 // instead of using 'new' and storing the pointer.  This
 232 // eliminates some overhead, especially for high-use IO
 233 // devices like the disk drive.
 234 //   1 = Use static member efficiency (normal)
 235 //   0 = Use nonstatic member functions (use only if you need
 236 //       multiple instances of a device class
 237
 238 #define BX_USE_HD_SMF       1  // Hard drive
 239 #define BX_USE_BIOS_SMF     1  // BIOS
 240 #define BX_USE_CMOS_SMF     1  // CMOS
 241 #define BX_USE_DMA_SMF      1  // DMA
 242 #define BX_USE_FD_SMF       1  // Floppy
 243 #define BX_USE_KEY_SMF      1  // Keyboard
 244 #define BX_USE_PAR_SMF      1  // Parallel
 245 #define BX_USE_PIC_SMF      1  // PIC
 246 #define BX_USE_PIT_SMF      1  // PIT
 247 #define BX_USE_SER_SMF      1  // Serial
 248 #define BX_USE_UM_SMF       1  // Unmapped
 249 #define BX_USE_VGA_SMF      1  // VGA
 250 #define BX_USE_SB16_SMF     1  // Sound (SB 16)
 251 #define BX_USE_DEV_SMF      1  // System Devices (port92)
 252 #define BX_USE_PCI_SMF      1  // PCI
 253 #define BX_USE_P2I_SMF      1  // PCI-to-ISA bridge
 254 #define BX_USE_PIDE_SMF     1  // PCI-IDE
 255 #define BX_USE_PCIVGA_SMF   1  // PCI-VGA
 256 #define BX_USE_PCIDEV_SMF   1  // PCI-DEV
 257 #define BX_USE_PCIUSB_SMF   1  // USB hub
 258 #define BX_USE_PCIPNIC_SMF  1  // PCI pseudo NIC
 259 #define BX_USE_NE2K_SMF     1  // NE2K
 260 #define BX_USE_EFI_SMF      1  // External FPU IRQ
 261 #define BX_USE_GAMEPORT_SMF 1  // Gameport
 262 #define BX_USE_CIRRUS_SMF   1  // SVGA Cirrus
 263 #define BX_USE_BUSM_SMF     1  // Bus Mouse
 264 #define BX_USE_ACPI_SMF     1  // ACPI
 265
 266 #define BX_PLUGINS  0
 267 #define BX_HAVE_DLFCN_H 0
 268
 269 #if BX_PLUGINS && \
 270   (   !BX_USE_HD_SMF || !BX_USE_BIOS_SMF || !BX_USE_CMOS_SMF \
 271    || !BX_USE_DMA_SMF || !BX_USE_FD_SMF || !BX_USE_KEY_SMF \
 272    || !BX_USE_PAR_SMF || !BX_USE_PIC_SMF || !BX_USE_PIT_SMF \
 273    || !BX_USE_SER_SMF || !BX_USE_UM_SMF || !BX_USE_VGA_SMF \
 274    || !BX_USE_SB16_SMF || !BX_USE_DEV_SMF || !BX_USE_PCI_SMF \
 275    || !BX_USE_P2I_SMF || !BX_USE_PCIVGA_SMF || !BX_USE_PCIUSB_SMF \
 276    || !BX_USE_PCIPNIC_SMF || !BX_USE_PIDE_SMF || !BX_USE_ACPI_SMF \
 277    || !BX_USE_NE2K_SMF || !BX_USE_EFI_SMF || !BX_USE_GAMEPORT_SMF \
 278    || !BX_USE_PCIDEV_SMF || !BX_USE_CIRRUS_SMF)
 279 #error You must use SMF to have plugins
 280 #endif
 281
 282 #define BX_SUPPORT_SB16     0
 283 #define BX_SUPPORT_GAMEPORT 0
 284
 285 #if BX_SUPPORT_SB16
 286 // Use virtual methods for the sound output functions
 287 #define BX_USE_SOUND_VIRTUAL  1
 288 // Determines which sound output class is to be used.
 289 // Currently the following are available:
 290 //    bx_sound_linux_c      Output for Linux, to /dev/dsp and /dev/midi00
 291 //    bx_sound_windows_c    Output for Windows midi and wave mappers
 292 //    bx_sound_output_c     Dummy functions, no output
 293 #define BX_SOUND_OUTPUT_C  bx_sound_output_c
 294 #endif
 295
 296 #define USE_RAW_SERIAL 0
 297
 298 // This enables writing to port 0xe9 and the output
 299 // is sent to the console.  Reading from port 0xe9
 300 // will return 0xe9 to let you know this is available.
 301 // Leave this 0 unless you have a reason to use it.
 302 #define BX_PORT_E9_HACK 0
 303
 304 #define BX_GDBSTUB 0
 305
 306 // This option enables compressed (zlib) hd support
 307 #define BX_COMPRESSED_HD_SUPPORT 0
 308 #define BX_HAVE_ZLIB 0
 309
 310 #if BX_COMPRESSED_HD_SUPPORT && !BX_HAVE_ZLIB
 311 #error You must have zlib to enable compressed hd support
 312 #endif
 313
 314 // This option defines the number of supported ATA channels.
 315 // There are up to two drives per ATA channel.
 316 #define BX_MAX_ATA_CHANNEL 4
 317
 318 #if (BX_MAX_ATA_CHANNEL>4 || BX_MAX_ATA_CHANNEL<1)
 319 #  error "BX_MAX_ATA_CHANNEL should be between 1 and 4"
 320 #endif
 321
 322 // =================================================================
 323 // BEGIN: OPTIONAL DEBUGGER SECTION
 324 //
 325 // These options are only used if you compile in support for the
 326 // native command line debugging environment.  Typically, the debugger
 327 // is not used, and this section can be ignored.
 328 // =================================================================
 329
 330 // Compile in support for virtual/linear/physical breakpoints.
 331 // Set to 1, only those you need.  Recommend using only linear
 332 // breakpoints, unless you need others.  Less supported means
 333 // slightly faster execution time.
 334 #define BX_DBG_SUPPORT_VIR_BPOINT 1
 335 #define BX_DBG_SUPPORT_LIN_BPOINT 1
 336 #define BX_DBG_SUPPORT_PHY_BPOINT 1
 337
 338 // max number of virtual/linear/physical breakpoints handled
 339 #define BX_DBG_MAX_VIR_BPOINTS 10
 340 #define BX_DBG_MAX_LIN_BPOINTS 10
 341 #define BX_DBG_MAX_PHY_BPOINTS 10
 342
 343 // max file pathname size for debugger commands
 344 #define BX_MAX_PATH     256
 345 // max nesting level for debug scripts including other scripts
 346 #define BX_INFILE_DEPTH  10
 347 // use this command to include (nest) debug scripts
 348 #define BX_INCLUDE_CMD   "source"
 349
 350 // Make a call to command line debugger extensions.  If set to 1,
 351 // a call is made.  An external routine has a chance to process
 352 // the command.  If it does, than the debugger ignores the command.
 353 #define BX_DBG_EXTENSIONS 0
 354
 355 // =================================================================
 356 // END: OPTIONAL DEBUGGER SECTION
 357 // =================================================================
 358
 359
 360 //////////////////////////////////////////////////////////////////////
 361 // END OF USER CONFIGURABLE OPTIONS : DON'T EDIT ANYTHING BELOW !!! //
 362 // THIS IS GENERATED BY THE ./configure SCRIPT                      //
 363 //////////////////////////////////////////////////////////////////////
 364
 365
 366 #define BX_WITH_X11 0
 367 #define BX_WITH_BEOS 0
 368 #define BX_WITH_WIN32 0
 369 #define BX_WITH_MACOS 0
 370 #define BX_WITH_CARBON 0
 371 #define BX_WITH_NOGUI 0
 372 #define BX_WITH_TERM 0
 373 #define BX_WITH_RFB 0
 374 #define BX_WITH_AMIGAOS 0
 375 #define BX_WITH_SDL 0
 376 #define BX_WITH_SVGA 0
 377 #define BX_WITH_WX 0
 378
 379 // BX_USE_TEXTCONFIG should be set to 1 unless Bochs is compiled
 380 // for wxWidgets only.
 381 #define BX_USE_TEXTCONFIG 1
 382
 383 // add special export symbols for win32 DLL building.  The main code must
 384 // have __declspec(dllexport) on variables, functions, or classes that the
 385 // plugins can access.  The plugins should #define PLUGGABLE which will
 386 // activate the __declspec(dllimport) instead.
 387 #if defined(WIN32) || defined(__CYGWIN__)
 388 #  if BX_PLUGINS && defined(BX_PLUGGABLE)
 389 //   #warning I will import DLL symbols from Bochs main program.
 390 #    define BOCHSAPI __declspec(dllimport)
 391 #  elif BX_PLUGINS
 392 //   #warning I will export DLL symbols.
 393 #    define BOCHSAPI __declspec(dllexport)
 394 #  endif
 395 #endif
 396 #ifndef BOCHSAPI
 397 #  define BOCHSAPI
 398 #endif
 399
 400 #if defined(__CYGWIN__)
 401 // Make BOCHSAPI_CYGONLY exactly the same as BOCHSAPI.  This symbol
 402 // will be used for any cases where Cygwin requires a special tag
 403 // but VC++ does not.
 404 #define BOCHSAPI_CYGONLY BOCHSAPI
 405 #else
 406 // define the symbol to be empty
 407 #define BOCHSAPI_CYGONLY /*empty*/
 408 #endif
 409
 410 #if defined(_MSC_VER)
 411 // Make BOCHSAPI_MSVCONLY exactly the same as BOCHSAPI.  This symbol
 412 // will be used for any cases where VC++ requires a special tag
 413 // but Cygwin does not.
 414 #define BOCHSAPI_MSVCONLY BOCHSAPI
 415 #else
 416 // define the symbol to be empty
 417 #define BOCHSAPI_MSVCONLY /*empty*/
 418 #endif
 419
 420 #define BX_DEFAULT_CONFIG_INTERFACE "defined_by_configure"
 421 #define BX_DEFAULT_DISPLAY_LIBRARY "defined_by_configure"
 422
 423 // Roland Mainz's idle hack is presently specific to X11. If people try to
 424 // enable it elsewhere, give a compile error so that they don't waste their
 425 // time trying.
 426 #if (BX_USE_IDLE_HACK && !BX_WITH_X11 && !BX_WITH_TERM)
 427 #  error IDLE_HACK will only work with the X11 or term gui. Correct configure args and retry.
 428 #endif
 429
 430 #define WORDS_BIGENDIAN 0
 431
 432 #define SIZEOF_UNSIGNED_CHAR      0
 433 #define SIZEOF_UNSIGNED_SHORT     0
 434 #define SIZEOF_UNSIGNED_INT       0
 435 #define SIZEOF_UNSIGNED_LONG      0
 436 #define SIZEOF_UNSIGNED_LONG_LONG 0
 437 #define SIZEOF_INT_P              0
 438
 439 #define BX_64BIT_CONSTANTS_USE_LL 1
 440 #if BX_64BIT_CONSTANTS_USE_LL
 441 // doesn't work on Microsoft Visual C++, maybe others
 442 #define BX_CONST64(x)  (x##LL)
 443 #else
 444 #define BX_CONST64(x)  (x)
 445 #endif
 446
 447 #if defined(WIN32)
 448   typedef unsigned char      Bit8u;
 449   typedef   signed char      Bit8s;
 450   typedef unsigned short     Bit16u;
 451   typedef   signed short     Bit16s;
 452   typedef unsigned int       Bit32u;
 453   typedef   signed int       Bit32s;
 454 #ifdef __MINGW32__
 455   typedef unsigned long long Bit64u;
 456   typedef   signed long long Bit64s;
 457 #include <sys/types.h>
 458 #else
 459   typedef unsigned __int64   Bit64u;
 460   typedef   signed __int64   Bit64s;
 461 #endif
 462 #elif BX_WITH_MACOS
 463   typedef unsigned char      Bit8u;
 464   typedef   signed char      Bit8s;
 465   typedef unsigned short     Bit16u;
 466   typedef   signed short     Bit16s;
 467   typedef unsigned int       Bit32u;
 468   typedef   signed int       Bit32s;
 469   typedef unsigned long long Bit64u;
 470   typedef   signed long long Bit64s;
 471 #else
 472
 473 // Unix like platforms
 474
 475 #if SIZEOF_UNSIGNED_CHAR != 1
 476 #  error "sizeof (unsigned char) != 1"
 477 #else
 478   typedef unsigned char Bit8u;
 479   typedef   signed char Bit8s;
 480 #endif
 481
 482 #if SIZEOF_UNSIGNED_SHORT != 2
 483 #  error "sizeof (unsigned short) != 2"
 484 #else
 485   typedef unsigned short Bit16u;
 486   typedef   signed short Bit16s;
 487 #endif
 488
 489 #if SIZEOF_UNSIGNED_INT == 4
 490   typedef unsigned int Bit32u;
 491   typedef   signed int Bit32s;
 492 #elif SIZEOF_UNSIGNED_LONG == 4
 493   typedef unsigned long Bit32u;
 494   typedef   signed long Bit32s;
 495 #else
 496 #  error "can't find sizeof(type) of 4 bytes!"
 497 #endif
 498
 499 #if SIZEOF_UNSIGNED_LONG == 8
 500   typedef unsigned long Bit64u;
 501   typedef   signed long Bit64s;
 502 #elif SIZEOF_UNSIGNED_LONG_LONG == 8
 503   typedef unsigned long long Bit64u;
 504   typedef   signed long long Bit64s;
 505 #else
 506 #  error "can't find data type of 8 bytes"
 507 #endif
 508
 509 #endif
 510
 511 #define GET32L(val64) ((Bit32u)(((Bit64u)(val64)) & 0xFFFFFFFF))
 512 #define GET32H(val64) ((Bit32u)(((Bit64u)(val64)) >> 32))
 513
 514 // now that Bit32u and Bit64u exist, defined bx_address
 515 #if BX_SUPPORT_X86_64
 516 typedef Bit64u bx_address;
 517 #else
 518 typedef Bit32u bx_address;
 519 #endif
 520
 521 // define physical and linear address types
 522 typedef Bit32u     bx_phy_address;
 523 typedef bx_address bx_lin_address;
 524
 525 #define BX_PHY_ADDRESS_WIDTH 32
 526 #if BX_SUPPORT_X86_64
 527 #define BX_LIN_ADDRESS_WIDTH 48
 528 #else
 529 #define BX_LIN_ADDRESS_WIDTH 32
 530 #endif
 531
 532 // technically, in an 8 bit signed the real minimum is -128, not -127.
 533 // But if you decide to negate -128 you tend to get -128 again, so it's
 534 // better not to use the absolute maximum in the signed range.
 535 #define BX_MAX_BIT64U ( (Bit64u) -1           )
 536 #define BX_MIN_BIT64U ( 0                     )
 537 #define BX_MAX_BIT64S ( ((Bit64u) -1) >> 1    )
 538 #define BX_MIN_BIT64S ( (Bit64s)-(((Bit64u) -1) >> 1) )
 539 #define BX_MAX_BIT32U ( (Bit32u) -1           )
 540 #define BX_MIN_BIT32U ( 0                     )
 541 #define BX_MAX_BIT32S ( ((Bit32u) -1) >> 1    )
 542 #define BX_MIN_BIT32S ( (Bit32s)-(((Bit32u) -1) >> 1) )
 543 #define BX_MAX_BIT16U ( (Bit16u) -1           )
 544 #define BX_MIN_BIT16U ( 0                     )
 545 #define BX_MAX_BIT16S ( ((Bit16u) -1) >> 1    )
 546 #define BX_MIN_BIT16S ( (Bit16s)-(((Bit16u) -1) >> 1) )
 547 #define BX_MAX_BIT8U  ( (Bit8u) -1            )
 548 #define BX_MIN_BIT8U  ( 0                     )
 549 #define BX_MAX_BIT8S  ( ((Bit8u) -1) >> 1     )
 550 #define BX_MIN_BIT8S  ( (Bit8s)-(((Bit8u) -1) >> 1)  )
 551
 552
 553 // create an unsigned integer type that is the same size as a pointer.
 554 // You can typecast a pointer to a bx_pr_equiv_t without losing any
 555 // bits (and without getting the compiler excited).  This is used in
 556 // the FPU emulation code, where pointers and integers are often
 557 // used interchangeably.
 558 #if SIZEOF_INT_P == 4
 559   typedef Bit32u bx_ptr_equiv_t;
 560 #elif SIZEOF_INT_P == 8
 561   typedef Bit64u bx_ptr_equiv_t;
 562 #else
 563 #  error "could not define bx_ptr_equiv_t to size of int*"
 564 #endif
 565
 566 // Use a boolean type that will not conflict with the builtin type
 567 // on any system.
 568 typedef Bit32u bx_bool;
 569
 570 #if BX_WITH_MACOS
 571 #  define bx_ptr_t char *
 572 #else
 573 #  define bx_ptr_t void *
 574 #endif
 575
 576 #if defined(WIN32)
 577 #  define BX_LITTLE_ENDIAN
 578 #elif BX_WITH_MACOS
 579 #  define BX_BIG_ENDIAN
 580 #else
 581 #if WORDS_BIGENDIAN
 582 #  define BX_BIG_ENDIAN
 583 #else
 584 #  define BX_LITTLE_ENDIAN
 585 #endif
 586 #endif // defined(WIN32)
 587
 588
 589 #if BX_SUPPORT_X86_64
 590 #ifdef BX_LITTLE_ENDIAN
 591 typedef
 592   struct {
 593          Bit64u lo;
 594          Bit64u hi;
 595          } Bit128u;
 596 typedef
 597   struct {
 598          Bit64u lo;
 599          Bit64s hi;
 600          } Bit128s;
 601 #else   // must be Big Endian
 602 typedef
 603   struct {
 604          Bit64u hi;
 605          Bit64u lo;
 606          } Bit128u;
 607 typedef
 608   struct {
 609          Bit64s hi;
 610          Bit64u lo;
 611          } Bit128s;
 612 #endif
 613 #endif  // #if BX_SUPPORT_X86_64
 614
 615
 616 // for now only term.cc requires a GUI sighandler.
 617 #define BX_GUI_SIGHANDLER (BX_WITH_TERM)
 618
 619 #define HAVE_SIGACTION 1
 620
 621 // configure will change the definition of "inline" to the value
 622 // that the C compiler allows.  It tests the following keywords to
 623 // see if any is permitted: inline, __inline__, __inline.  If none
 624 // is permitted, it defines inline to be empty.
 625 #define inline inline
 626
 627 // inline functions in headers that are compiled with C compiler
 628 // (e.g. fpu code) are declared with BX_C_INLINE macro.  Note that
 629 // the word "inline" itself may now be redefined by the above #define.
 630 // Many compilers are known to work with "static inline".  If the
 631 // compiler can put the function inline, it does so and never creates
 632 // a symbol for the function.  If optimization is off, or inline is
 633 // defined to be empty, the static keyword causes the function to create
 634 // a symbol that's visible only to that .c file.  Each .c file that
 635 // includes the header will produde another local version of the
 636 // BX_C_INLINE function (not ideal).  However without "static" you can
 637 // duplicate symbol problems which are even worse.
 638 #define BX_C_INLINE static inline
 639
 640 // Use BX_CPP_INLINE for all C++ inline functions.  Note that the
 641 // word "inline" itself may now be redefined by the above #define.
 642 #define BX_CPP_INLINE inline
 643
 644 #ifdef __GNUC__
 645
 646 // Some helpful compiler hints for compilers that allow them; GCC for now.
 647 //
 648 // BX_CPP_AlignN(n):
 649 //   Align a construct on an n-byte boundary.
 650 //
 651 // BX_CPP_AttrPrintf(formatArg, firstArg):
 652 //   This function takes printf-like arguments, so the compiler can check
 653 //   the consistency of the format string and the matching arguments.
 654 //   'formatArg' is the parameter number (starting from 1) of the format
 655 //   string argument.  'firstArg' is the parameter number of the 1st argument
 656 //   to check against the string argument.  NOTE: For non-static member
 657 //   functions, the this-ptr is argument number 1 but is invisible on
 658 //   the function prototype declaration - but you still have to count it.
 659 //
 660 // BX_CPP_AttrNoReturn():
 661 //   This function never returns.  The compiler can optimize-out following
 662 //   code accordingly.
 663
 664 #define BX_CPP_AlignN(n) __attribute__ ((aligned (n)))
 665 #define BX_CPP_AttrPrintf(formatArg, firstArg) \
 666                           __attribute__ ((format (printf, formatArg, firstArg)))
 667 #define BX_CPP_AttrNoReturn() __attribute__ ((noreturn))
 668
 669 #else
 670
 671 #define BX_CPP_AlignN(n) /* Not supported. */
 672 #define BX_CPP_AttrPrintf(formatArg, firstArg)  /* Not supported. */
 673 #define BX_CPP_AttrNoReturn() /* Not supported. */
 674
 675 #endif
 676
 677 #define BX_DEBUGGER 0
 678 #define BX_DISASM   0
 679
 680 #if (BX_DEBUGGER == 1) && (BX_DISASM == 0)
 681 #error "Dissembler is required for BX_DEBUGGER !"
 682 #endif
 683
 684 #define BX_PROVIDE_CPU_MEMORY    1
 685 #define BX_PROVIDE_DEVICE_MODELS 1
 686
 687 #define BX_PROVIDE_MAIN       1
 688
 689 #define BX_INSTRUMENTATION    0
 690
 691 // limited i440FX PCI support
 692 #define BX_SUPPORT_PCI 0
 693
 694 // Bochs VBE display interface
 695 #define BX_SUPPORT_VBE 0
 696
 697 // CLGD54XX emulation
 698 #define BX_SUPPORT_CLGD54XX 0
 699
 700 // CLGD54XX PCI emulation
 701 #define BX_SUPPORT_CLGD54XX_PCI 0
 702
 703 #if (BX_SUPPORT_CLGD54XX_PCI && !BX_SUPPORT_PCI)
 704 #error To enable CL-GD54xx PCI support, you must also enable PCI
 705 #endif
 706
 707 // ACPI controller
 708 #define BX_SUPPORT_ACPI 0
 709
 710 #if (BX_SUPPORT_ACPI && !BX_SUPPORT_PCI)
 711 #error To enable ACPI support, you must also enable PCI
 712 #endif
 713
 714 // Experimental VGA on PCI
 715 #define BX_SUPPORT_PCIVGA 0
 716
 717 // Experimental host PCI device mapping
 718 #define BX_SUPPORT_PCIDEV 0
 719
 720 #if (BX_SUPPORT_PCIDEV && !BX_SUPPORT_PCI)
 721 #error To enable PCI host device mapping, you must also enable PCI
 722 #endif
 723
 724 // limited USB on PCI
 725 #define BX_SUPPORT_PCIUSB 0
 726
 727 #if (BX_SUPPORT_PCIUSB && !BX_SUPPORT_PCI)
 728 #error To enable USB, you must also enable PCI
 729 #endif
 730
 731 #define BX_SUPPORT_BUSMOUSE 0
 732
 733 #define BX_SUPPORT_ALIGNMENT_CHECK 0
 734 #define BX_SUPPORT_FPU 0
 735 #define BX_SUPPORT_MMX 0
 736 #define BX_SUPPORT_3DNOW 0
 737 #define BX_SUPPORT_SSE 0
 738 #define BX_SUPPORT_SSE_EXTENSION 0
 739 #define BX_SUPPORT_DAZ 0
 740 #define BX_SUPPORT_MISALIGNED_SSE 0
 741 #define BX_SUPPORT_SEP 0
 742 #define BX_SUPPORT_VME 0
 743
 744 #define BX_SUPPORT_4MEG_PAGES 0
 745 #define BX_SUPPORT_GLOBAL_PAGES 0
 746 #define BX_SUPPORT_PAE 0
 747
 748 #define BX_SupportGuest2HostTLB 0
 749 #define BX_SupportRepeatSpeedups 0
 750 #define BX_SupportHostAsms 0
 751 #define BX_SupportHostAsmsFpu 0
 752
 753 #define BX_SUPPORT_ICACHE 0
 754
 755 // save/restore support
 756 #define BX_SUPPORT_SAVE_RESTORE 0
 757
 758 // if 1, don't do gpf on MSRs that we don't implement
 759 #define BX_IGNORE_BAD_MSR 0
 760
 761 // CLFLUSH was introduced together with SSE2 instruction set
 762 #if BX_SUPPORT_SSE >= 2
 763   #define BX_SUPPORT_CLFLUSH 1
 764 #else
 765   #define BX_SUPPORT_CLFLUSH 0
 766 #endif
 767
 768 #if (BX_SUPPORT_ALIGNMENT_CHECK && BX_CPU_LEVEL < 4)
 769 #error Alignment exception check is not supported in i386 !
 770 #endif
 771
 772 #if (BX_SUPPORT_VME && BX_CPU_LEVEL < 5)
 773 #error With CPU level < 5, you must disable v8086 mode extensions !
 774 #endif
 775
 776 #if (BX_SUPPORT_VME && !BX_SUPPORT_V8086_MODE)
 777 #error You must enable v8086 mode support to use v8086 mode extensions !
 778 #endif
 779
 780 #if (BX_SUPPORT_MMX && BX_CPU_LEVEL < 5)
 781 #error With CPU level < 5, you must disable MMX support !
 782 #endif
 783
 784 #if (!BX_SUPPORT_FPU && BX_CPU_LEVEL >= 5)
 785 #error With CPU level >= 5, you must enable FPU support !
 786 #endif
 787
 788 #if (BX_SUPPORT_MMX && !BX_SUPPORT_FPU)
 789 #error "MMX cannot be compiled without FPU support !"
 790 #endif
 791
 792 #if (BX_SUPPORT_FPU && BX_CPU_LEVEL < 3)
 793 #error "FPU cannot be compiled without cpu level >= 3 !"
 794 #endif
 795
 796 #if (BX_SUPPORT_3DNOW && !BX_SUPPORT_MMX)
 797 #error "3DNow! cannot be compiled without MMX support !"
 798 #endif
 799
 800 #if (BX_SUPPORT_SSE && !BX_SUPPORT_MMX)
 801 #error "SSE cannot be compiled without FPU+MMX support !"
 802 #endif
 803
 804 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_SSE)
 805 #error "SSE is only supported with CPU_LEVEL >= 6 !"
 806 #endif
 807
 808 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_SEP)
 809 #error "SYSENTER/SYSEXIT only supported with CPU_LEVEL >= 6 !"
 810 #endif
 811
 812 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_PAE)
 813 #error "Physical Address Extensions (PAE) only supported with CPU_LEVEL >= 6 !"
 814 #endif
 815 #if (BX_CPU_LEVEL<6 && BX_SUPPORT_GLOBAL_PAGES)
 816 #error "Page Global Extension (PGE) only supported with CPU_LEVEL >= 6 !"
 817 #endif
 818 #if (BX_CPU_LEVEL<5 && BX_SUPPORT_4MEG_PAGES)
 819 #error "Page Size Extension (PSE) only supported with CPU_LEVEL >= 5 !"
 820 #endif
 821
 822 #if BX_SUPPORT_X86_64
 823 // Sanity checks to ensure that you cannot accidently use conflicting options.
 824
 825 #if BX_CPU_LEVEL < 6
 826 #error "X86-64 requires cpu level 6 or greater !"
 827 #endif
 828 #if (BX_SUPPORT_SSE<2)
 829 #error "X86-64 requires SSE2 !"
 830 #endif
 831 #if !BX_SUPPORT_PAE
 832 #error "X86-64 requires Physical Address Extensions (PAE) !"
 833 #endif
 834 #if !BX_SUPPORT_GLOBAL_PAGES
 835 #error "X86-64 requires Page Global Extension (PGE) !"
 836 #endif
 837 #if !BX_SUPPORT_4MEG_PAGES
 838 #error "X86-64 requires Page Size Extension (PSE) !"
 839 #endif
 840 #endif
 841
 842 #define BX_HAVE_GETENV 0
 843 #define BX_HAVE_SETENV 0
 844 #define BX_HAVE_SELECT 0
 845 #define BX_HAVE_SNPRINTF 0
 846 #define BX_HAVE_VSNPRINTF 0
 847 #define BX_HAVE_STRTOULL 0
 848 #define BX_HAVE_STRTOUQ 0
 849 #define BX_HAVE_STRDUP 0
 850 #define BX_HAVE_STRREV 0
 851 #define BX_HAVE_STRUCT_TIMEVAL 0
 852
 853 // used in term gui
 854 #define BX_HAVE_COLOR_SET 0
 855 #define BX_HAVE_MVHLINE 0
 856 #define BX_HAVE_MVVLINE 0
 857
 858
 859 // set if your compiler does not permit an empty struct
 860 #define BX_NO_EMPTY_STRUCTS 0
 861
 862 // set if your compiler does not understand __attribute__ after a struct
 863 #define BX_NO_ATTRIBUTES 0
 864 #if BX_NO_ATTRIBUTES
 865 #define GCC_ATTRIBUTE(x) /* attribute not supported */
 866 #else
 867 #define GCC_ATTRIBUTE __attribute__
 868 #endif
 869
 870 // set to use fast function calls
 871 #define BX_FAST_FUNC_CALL 0
 872
 873 // On gcc2.95+ x86 only
 874 #if BX_FAST_FUNC_CALL && defined(__i386__) && defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95))
 875 #if BX_USE_CPU_SMF == 1
 876 #  define BX_CPP_AttrRegparmN(X) __attribute__((regparm(X)))
 877 #else
 878 // FIXME: BX_FAST_FUNC_CALL doesn't work with BX_USE_CPU_SMF = 0
 879 #  define BX_CPP_AttrRegparmN(X) /* Not defined */
 880 #endif
 881 #else
 882 #  define BX_CPP_AttrRegparmN(X) /* Not defined */
 883 #endif
 884
 885 // set if your compiler does not allow label at the end of a {} block
 886 #define BX_NO_BLANK_LABELS 0
 887
 888 // set if you do have <hash_map>, used in bx_debug/dbg_main.c
 889 #define BX_HAVE_HASH_MAP 0
 890
 891 // set if you do have <hash_map.h>, used in bx_debug/dbg_main.c
 892 #define BX_HAVE_HASH_MAP_H 0
 893
 894 // set if you do have <set>, used in bx_debug/dbg_main.c
 895 #define BX_HAVE_SET 0
 896
 897 // set if you do have <set.h>, used in bx_debug/dbg_main.c
 898 #define BX_HAVE_SET_H 0
 899
 900 // Support x86 hardware debugger registers and facilites.
 901 // These are the debug facilites offered by the x86 architecture,
 902 // not the optional built-in debugger.
 903 #define BX_X86_DEBUGGER 0
 904
 905 #define BX_SUPPORT_CDROM 0
 906
 907 #if BX_SUPPORT_CDROM
 908    // This is the C++ class name to use if we are supporting
 909    // low-level CDROM.
 910 #  define LOWLEVEL_CDROM cdrom_interface
 911 #endif
 912
 913 // NE2K network emulation
 914 #define BX_SUPPORT_NE2K 0
 915
 916 // Pseudo PCI NIC
 917 #define BX_SUPPORT_PCIPNIC 0
 918
 919 #if (BX_SUPPORT_PCIPNIC && !BX_SUPPORT_PCI)
 920 #error To enable the PCI pseudo NIC, you must also enable PCI
 921 #endif
 922
 923 // this enables the lowlevel stuff below if one of the NICs is present
 924 #define BX_NETWORKING 0
 925
 926 #define BX_ETH_NULL_LOGGING 1
 927 #define BX_ETH_FBSD_LOGGING 1
 928
 929 // determine which NE2K packet mover modules will be enabled
 930 // (this was moved from iodev/eth.h)
 931 #define ETH_NULL  1
 932 #ifdef BX_USE_ETH_ARPBACK
 933 #  define ETH_ARPBACK 1
 934 #endif
 935 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__OpenBSD__) || defined(__NetBSD__) || defined(__NetBSD_kernel__) || defined(__APPLE__)
 936 #define ETH_FBSD  1
 937 #endif
 938 #if defined(linux)
 939 #define ETH_LINUX 1
 940 #endif
 941 #if defined(WIN32)
 942 #define ETH_WIN32 1
 943 #endif
 944
 945 // this enables Ethertap packet mover; determined by configure script
 946 #define HAVE_ETHERTAP 0
 947
 948 // this enables TUN/TAP packet mover; determined by configure script
 949 #define HAVE_TUNTAP 0
 950
 951 // this enables VDE packet mover; determined by configure script
 952 #define HAVE_VDE 0
 953
 954
 955 // I/O Interface to debug
 956 #define BX_SUPPORT_IODEBUG 0
 957
 958 // External Debugger
 959 #define BX_EXTERNAL_DEBUGGER 0
 960
 961 // Magic breakpoints
 962 #define BX_MAGIC_BREAKPOINT 1
 963
 964 #ifdef WIN32
 965 #define BX_FLOPPY0_NAME "Floppy Disk A:"
 966 #define BX_FLOPPY1_NAME "Floppy Disk B:"
 967 #else
 968 #define BX_FLOPPY0_NAME "Floppy Disk 0"
 969 #define BX_FLOPPY1_NAME "Floppy Disk 1"
 970 #endif
 971
 972 // This is handy for certain performance testing purposes, but otherwise
 973 // totally useless.  If you define BX_SCHEDULED_DIE_TIME then it enables code
 974 // in bx_pit_c::periodic that will cause Bochs to exit() after a certain number
 975 // of instructions.
 976 //#define BX_SCHEDULED_DIE_TIME 1162230000   // end of redhat6.0 boot
 977
 978 #endif  // _BX_CONFIG_H