packages/hal/mips/vrc437x/v2_0/ChangeLog

   1 2002-08-06  Gary Thomas  <gary@chez-thomas.org>
   2 2002-08-06  Motoya Kurotsu <kurotsu@allied-telesis.co.jp>
   3
   4         * src/plf_serial.c: I/O channel data can't be constant - contains
   5         timeout information which can be changed.
   6
   7 2001-10-31  Jonathan Larmour  <jlarmour@redhat.com>
   8
   9         * cdl/hal_mips_vr4300_vrc437x.cdl: Indicate support of variable baud
  10         rates.
  11
  12 2001-10-30  Nick Garnett  <nickg@redhat.com>
  13
  14         * include/platform.inc:
  15         Added local version of hal_intc_decode to make chaining work
  16         correctly.
  17
  18         * include/plf_intr.h:
  19         Added local version of HAL_TRANSLATE_VECTOR() to make chaining
  20         work correctly.
  21
  22 2001-10-24  Nick Garnett  <nickg@redhat.com>
  23
  24         * include/hal_diag.h: Fixed problem with support for virtual
  25         vector diagnostics.
  26
  27         * include/platform.inc:
  28         Modify the ROM and ROMRAM version of hal_mon_copy_trampoline to
  29         copy the utlb trampoline to 0xa0000080 as well as 0xa0000000. This
  30         is necessary on 64 bit machines to catch 64 bit TLB exceptions.
  31
  32 2001-09-17  Nick Garnett  <nickg@redhat.com>
  33
  34         * src/plf_misc.c:
  35         Added ISR for dealing with spurious interrupts from the VRC437X.
  36         Added PCI initialization routine.
  37
  38         * src/platform.S: Change PCI IO base address setup to a more
  39         explicit value.
  40
  41         * include/plf_io.h: Adjust PCI IO and memory base addresses to
  42         match the actual hardware setup.
  43         Add explicit PCI initialization routine.
  44
  45         * include/platform.inc: Install bus error VSR in non-stub
  46         configurations too.
  47
  48 2001-09-07  Nick Garnett  <nickg@redhat.com>
  49
  50         This package is newly created to contain code that is common to
  51         all VRC437X platforms. Most of the contents is derived from the
  52         original VRC4373 package. All ChangeLog entries other than this
  53         one were made when the files were in that package.  This ChangeLog
  54         entry describes any major changes that have occured to the files
  55         during the move.
  56
  57         * include/platform.inc:
  58         Converted INITIAL_SR to INITIAL_SR_PLF to work with architecture
  59         and variant HALs.
  60
  61         * src/platform.S: Added VRC4375 setup.
  62
  63         * src/plf_serial.c: File added to implement serial IO in a vector
  64         compatible manner.
  65
  66         * cdl/hal_mips_vr4300_vrc437x.cdl: Generic configuration for all
  67         targets added. Platform specific configuration moved out to
  68         specific packages.
  69
  70         * include/hal_diag.h:
  71         * include/plf_cache.h:
  72         * include/plf_intr.h:
  73         * include/plf_io.h:
  74         * include/plf_stub.h:
  75         * include/plf_z8530.h:
  76         * misc/stubrom.perm:
  77         * src/hal_diag.c:
  78         * src/plf_misc.c:
  79         * src/plf_stub.c:
  80         * src/pmon.S:
  81         Files move with minor changes only from original VRC4373 package.
  82
  83
  84 2001-02-26  Jonathan Larmour  <jlarmour@redhat.com>
  85
  86         * include/platform.inc: Always do unsigned arithmetic on addresses
  87         * src/platform.S: Ditto
  88         Reported by Chris Morrow <cmorrow@YottaYotta.com>
  89
  90 2001-02-05  Jesper Skov  <jskov@redhat.com>
  91
  92         * include/plf_io.h: Ignore devices not on bus 0.
  93
  94 2001-01-31  Nick Garnett  <nickg@cygnus.co.uk>
  95
  96         * src/platform.S: Added *va* (see mips/arch/.../arch.inc) macros
  97         when manipulating values that are potentially 64 bits.
  98
  99 2001-01-26  Jesper Skov  <jskov@redhat.com>
 100
 101         * include/plf_stub.h: Reset macros moved
 102         * include/plf_intr.h: to this file.
 103
 104 2000-10-20  Jonathan Larmour  <jlarmour@redhat.com>
 105
 106         * include/pkgconf/mlt_mips_vr4300_vrc4373_ram.mlt:
 107         * include/pkgconf/mlt_mips_vr4300_vrc4373_rom.mlt:
 108         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.mlt:
 109         Add heap1 section
 110
 111         * include/pkgconf/mlt_mips_vr4300_vrc4373_ram.h:
 112         * include/pkgconf/mlt_mips_vr4300_vrc4373_rom.h:
 113         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.h:
 114         * include/pkgconf/mlt_mips_vr4300_vrc4373_ram.ldi:
 115         * include/pkgconf/mlt_mips_vr4300_vrc4373_rom.ldi:
 116         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.ldi:
 117         Regenerated
 118
 119 2000-09-15  Nick Garnett  <nickg@cygnus.co.uk>
 120
 121         * include/platform.inc: Added some extra ifdefs and code to try
 122         and get ROM startup working.
 123
 124         * cdl/hal_mips_vr4300_vrc4373.cdl:
 125         Building GDB stubs was requiring ROM startup when it should have
 126         ROMRAM startup.
 127
 128 2000-08-31  Jonathan Larmour  <jlarmour@redhat.com>
 129
 130         * src/platform.S (hal_pci_config_read): Prevent assembler reordering,
 131         the address is important
 132
 133 2000-08-16  Nick Garnett  <nickg@cygnus.co.uk>
 134
 135         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.mlt:
 136         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.ldi:
 137         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.h:
 138         Fixed typo in last change. Forgot that the RAM base address
 139         appears twice in these files. Also fixed .h file to match.
 140
 141 2000-08-15  Nick Garnett  <nickg@cygnus.co.uk>
 142
 143         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.mlt:
 144         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.ldi:
 145         RAM start on these configurations should be 0x80000000 not
 146         0x80100000.
 147
 148 2000-05-22  Jesper Skov  <jskov@redhat.com>
 149
 150         * src/hal_diag.c: Removed CTRLC init hacks.
 151
 152         * src/plf_misc.c (hal_ctrlc_isr_init): Made public.
 153
 154 2000-05-17  Jesper Skov  <jskov@redhat.com>
 155
 156         * src/plf_misc.c: Let arch call ctrlc_init.
 157
 158 2000-02-18  Jonathan Larmour  <jlarmour@redhat.co.uk>
 159
 160         * cdl/hal_mips_vr4300_vrc4373.cdl (CYGBLD_BUILD_GDB_STUBS): When
 161         building stubs, define every dependency required here rather than
 162         in the template
 163
 164 2000-02-10  Jesper Skov  <jskov@redhat.com>
 165
 166         * include/plf_stub.h:
 167         Removed HAL_STUB_PLATFORM_STUBS_INIT.
 168
 169         * include/pkgconf/hal_mips_vr4300_vrc4373.h: Removed stubs as a
 170         legal startup type.
 171
 172 2000-02-07  Jesper Skov  <jskov@redhat.com>
 173
 174         * cdl/hal_mips_vr4300_vrc4373.cdl: use cpu options when linking.
 175
 176 2000-02-03  Jesper Skov  <jskov@redhat.com>
 177
 178         * cdl/hal_mips_vr4300_vrc4373.cdl: Implements stubs.
 179
 180 2000-01-27  Jesper Skov  <jskov@redhat.com>
 181
 182         * cdl/hal_mips_vr4300_vrc4373.cdl: Moved part of stubs build rule to
 183         common HAL. Changed description.
 184
 185 2000-01-24  Jesper Skov  <jskov@cygnus.co.uk>
 186
 187         * cdl/hal_mips_vr4300_vrc4373.cdl: Add stubs build rule.
 188
 189 2000-01-24  John Dallaway  <jld@cygnus.co.uk>
 190
 191         * cdl/*.cdl:
 192
 193         Remove obsolete option CYGTST_TESTING_IDENTIFIER.
 194
 195 2000-01-19  Hugo Tyson  <hmt@cygnus.co.uk>
 196
 197         * cdl/*.cdl: Add descriptions to a number of options &c which were
 198         lacking same, also tidied up other typos as noticed en passant.
 199
 200 1999-12-21  Jonathan Larmour  <jlarmour@cygnus.co.uk>
 201
 202         * misc/stubrom.perm: Rename CYG_HAL_ROM_MONITOR ->
 203         CYGSEM_HAL_ROM_MONITOR
 204
 205         * include/platform.inc: Rename CYG_HAL_USE_ROM_MONITOR_PMON ->
 206         CYGSEM_HAL_USE_ROM_MONITOR_PMON throughout
 207         Rename CYG_HAL_USE_ROM_MONITOR_GDB_STUBS ->
 208         CYGSEM_HAL_USE_ROM_MONITOR_GDB_stubs throughout
 209
 210         * src/hal_diag.c: Likewise
 211
 212         * src/plf_misc.c: Likewise. Similarly CYG_HAL_USE_ROM_MONITOR_CYGMON
 213         -> CYGSEM_HAL_USE_ROM_MONITOR_CygMon
 214
 215         * cdl/hal_mips_vr4300_vrc4373.cdl: Add new platform-specific
 216         CYGSEM_HAL_USE_ROM_MONITOR and CYGSEM_HAL_ROM_MONITOR options to
 217         control ROM monitor support
 218
 219 1999-12-20  Gary Thomas  <gthomas@cygnus.co.uk>
 220
 221         * cdl/hal_mips_vr4300_vrc4373.cdl: Add -Wl for linker options.
 222
 223 1999-11-25  Jonathan Larmour  <jlarmour@cygnus.co.uk>
 224
 225         * include/pkgconf/hal_mips_vr4300_vrc4373.h:
 226         Reparent under HAL MIPS variants as for other MIPS targets
 227
 228 1999-11-25  John Dallaway  <jld@cygnus.co.uk>
 229
 230         * cdl/hal_mips_vr4300_vrc4373.cdl:
 231
 232         Remove references to obsolete 'STUBS' memory layout.
 233
 234 1999-11-25  Gary Thomas  <gthomas@cygnus.co.uk>
 235
 236         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.h: New file.
 237
 238         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.ldi:
 239         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.mlt: Real file.
 240
 241         * include/pkgconf/mlt_mips_vr4300_vrc4373_rom.h:
 242         * include/pkgconf/mlt_mips_vr4300_vrc4373_ram.h: New file(s).
 243
 244 1999-11-02  Jesper Skov  <jskov@cygnus.co.uk>
 245
 246         * cdl/hal_mips_vr4300_vrc4373.cdl: Added.
 247
 248 1999-10-29  Nick Garnett  <nickg@cygnus.co.uk>
 249
 250         * include/plf_intr.h:
 251         * src/plf_misc.c:
 252         * src/hal_diag.c:
 253         Changed CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT to
 254         CYGDBG_HAL_MIPS_DEBUG_GDB_CTRLC_SUPPORT.
 255
 256 1999-10-05  Nick Garnett  <nickg@cygnus.co.uk>
 257
 258         * src/platform.S: Swapped around the IOPROF registers for
 259         big-endian mode. These 16 bit registers end up in opposite halves
 260         of the 32 bit word in big endian mode.
 261
 262         * include/plf_z8530.h: In big-endian mode the Z8530 registers are
 263         at the other end of the word. This is easily fixed by redefining
 264         the DUART_BASE only.
 265
 266 1999-09-14  Jonathan Larmour  <jlarmour@cygnus.co.uk>
 267
 268         * src/hal_diag.c (hal_diag_write_char): Ack VRC4373 interrupt to
 269         prevent spurious interrupts
 270         * include/pkgconf/hal_mips_vr4300_vrc4373.h:
 271         Add new CYGSEM_HAL_MIPS_VR4300_VRC4373_DIAG_ACKS_INT_0 option to
 272         control the above behaviour
 273
 274 1999-09-08  Jonathan Larmour  <jlarmour@cygnus.co.uk>
 275
 276         * include/plf_intr.h (HAL_INTERRUPT_UNMASK): Rephrase to silence warnings
 277         about left-shifting negative numbers. Equivalent when optimized.
 278         (HAL_INTERRUPT_ACKNOWLEDGE): Likewise
 279         (HAL_INTERRUPT_MASK): Likewise
 280
 281 1999-09-09  Nick Garnett  <nickg@cygnus.co.uk>
 282
 283         * include/platform.inc: Changed end address for copy from
 284         __bss_end to __ram_data_end.
 285
 286 1999-09-08  Jonathan Larmour  <jlarmour@cygnus.co.uk>
 287
 288         * src/platform.S (NTLBENTRIES): Fix typo: 0x32 -> 32
 289
 290         * include/platform.inc (hal_mon_copy_trampoline): Use branch delay slot
 291         when copying - both for ROMRAM startup and CYG_HAL_USE_ROM_MONITOR_PMON
 292         (hal_mon_init_vsr_table): Don't init debug vector - not used on
 293         vr4300 CPUs
 294
 295 1999-09-02  Nick Garnett  <nickg@cygnus.co.uk>
 296
 297         * include/platform.inc: Added code to monitor setup to copy
 298         other_vector in to correct RAM location.
 299
 300 1999-08-19  Nick Garnett  <nickg@cygnus.co.uk>
 301
 302         * include/plf_io.h: Added this file to contain PCI access support.
 303
 304         * include/platform.inc:
 305         * src/platform.S:
 306         Added function to read data from the PCI data register together
 307         with a data load/store VSR which catches any exceptions and fixes
 308         them up so that the program can continue.
 309
 310 1999-07-15  Jonathan Larmour  <jlarmour@cygnus.co.uk>
 311
 312         * src/hal_diag.c: Add prototypes for cyg_hal_is_break and
 313         cyg_hal_user_break to silence warning
 314
 315 1999-06-21  Nick Garnett  <nickg@cygnus.co.uk>
 316
 317         * src/plf_misc.c (hal_ctrlc_isr): Changed all return codes to 2 so
 318         that the interrupt is reported as handled.
 319
 320 1999-06-17  Nick Garnett  <nickg@cygnus.co.uk>
 321
 322         * include/platform.inc: Added code to initialize VSR slots for
 323         debug, utlb and nmi vectors.
 324
 325         * misc/stubrom.perm: Added disable of
 326         CYGDBG_HAL_DEBUG_GDB_CTRLC_SUPPORT when building ROM monitor.
 327
 328 1999-06-10  Jesper Skov  <jskov@cygnus.co.uk>
 329
 330         * src/plf_stub.c (hal_plf_stub_init): Fix config problem.
 331
 332 1999-06-10  Nick Garnett  <nickg@cygnus.co.uk>
 333
 334         * src/plf_stub.c: Added interrupt acknowledge calls to character
 335         IO routines to prevent spurious interrupts.
 336
 337 1999-06-08  Nick Garnett  <nickg@cygnus.co.uk>
 338
 339         * src/hal_diag.c: Ensure that reads and writes do not provoke
 340         spurious interrupts.
 341
 342         * include/platform.inc: Tidied up debug version of
 343         hal_diag_intr_start a little.
 344
 345 1999-05-28  Nick Garnett  <nickg@cygnus.co.uk>
 346
 347         * misc/stubrom.perm: Added this file to contain a permutation for
 348         building a stub ROM for the VRC4373 board.
 349
 350         * include/pkgconf/hal_mips_vr4300_vrc4373.h: Removed redfinitions
 351         triggered by CYG_HAL_STARTUP_STUBS.
 352
 353         * include/plf_stub.h: Added HAL_STUB_PLATFORM_INIT and voided
 354         HAL_STUB_PLATFORM_INIT_BREAK_IRQ and HAL_STUB_PLATFORM_STUBS_INIT.
 355
 356         * src/plf_stub.c:
 357         Moved all setup into hal_plf_stub_init(). Deleted
 358         hal_plf_init_break_irq().
 359
 360 1999-05-27  Nick Garnett  <nickg@cygnus.co.uk>
 361
 362         * src/plf_stub.c:
 363         Moved Z8530 definitions out to plf_z8530.h.
 364         Added setup of install_async_breakpoint() function is vector
 365         table.
 366
 367         * src/platform.S: Some minor tidies to the code.
 368
 369         * src/hal_diag.c:
 370         Moved Z8530 definitions out to plf_z8530.h.
 371         Added modifications for Control-C support - mostly removing some
 372         defunct code.
 373
 374         * include/plf_z8530.h
 375         Added this file to contain definitions and access macros to the
 376         Z8530 DUART for use in the HAL.
 377
 378         * include/pkgconf/hal_mips_vr4300_vrc4373.h: Removed some
 379         unnecessary defines.
 380
 381         * include/plf_intr.h:
 382         * src/plf_misc.c:
 383         Added Control-C support.
 384
 385         * include/platform.inc: Some minor changes to diagnostic macros.
 386
 387 1999-05-21  Nick Garnett  <nickg@cygnus.co.uk>
 388
 389         * src/plf_stub.c (hal_plf_init_serial): Tidied away some unused
 390         code.
 391
 392         * src/platform.S:
 393         Made use of ROMRAM startup option where relevant.
 394         Modified code to be position independent since under ROMRAM
 395         startup it is linked to run in RAM but must actually run in ROM
 396         prior to the copy.
 397         Added some delay loops to try and get the hardware to settle on
 398         startup. Without these the machine sometimes wedges after
 399         power-on.
 400
 401         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.ldi:
 402         * include/pkgconf/mlt_mips_vr4300_vrc4373_romram.mlt:
 403         * include/pkgconf/mlt_mips_vr4300_vrc4373_stubs.ldi:
 404         * include/pkgconf/mlt_mips_vr4300_vrc4373_stubs.mlt:
 405         Added these files to support the new startup types.
 406         Note: at present the .mlt files do not match the .ldi files.
 407
 408         * include/pkgconf/hal_mips_vr4300_vrc4373.h:
 409         Added ROMRAM and STUBS startup options to CDL. Moved default ports
 410         for DIAG and GDB to 0 at 38400 baud.
 411         Added an ifdef to modify the configuration for STUBS startup.
 412
 413         * include/plf_stub.h: Removed spurious include.
 414
 415         * include/platform.inc:
 416         Added version of INITIAL_SR for use with GDB stubs.
 417         Added implementation of "lar" macro and converted the relevant
 418         instances of "la" to use it.
 419         Made use of ROMRAM startup option where relevant.
 420         Implemented copy of ROM image to RAM and transfer of control to
 421         it.
 422         Tidied up trampoline copy and VSR table init in monitor init
 423         macros.
 424         Added code to generate messages to the GrammerEngine PromIce AI
 425         interface during initialization.
 426
 427 1999-05-20  Gary Thomas  <gthomas@cygnus.co.uk>
 428
 429         * include/pkgconf/hal_mips_vr4300_vrc4373.h: Move RTC setup here.
 430
 431 1999-05-13  Nick Garnett  <nickg@cygnus.co.uk>
 432
 433         Imported whole directory tree into main trunk of repository.
 434
 435 1999-05-11  Nick Garnett  <nickg@cygnus.co.uk>
 436
 437         [VR4300 branch]
 438         * include/pkgconf/mlt_mips_vr4300_vrc4373_rom.ldi:
 439         Moved RAM and ROM back to their correct addresses.
 440
 441         * include/pkgconf/hal_vr4300_vrc4373.h:
 442         * include/pkgconf/hal_mips_vr4300_vrc4373.h:
 443         Renamed hal_vr4300_vrc4373.h to match file name synthesized by
 444         pkgconf.tcl.
 445
 446         * src/hal_diag.c:
 447         * src/plf_stub.c:
 448         Removed explicit include of vrc4372 pkgconf file.
 449
 450 1999-05-06  Nick Garnett  <nickg@cygnus.co.uk>
 451
 452         [VR4300 branch]
 453         * include/pkgconf/hal_vr4300_vrc4373.h: Switched initial DIAG and
 454         GDB baud rates to 38400.
 455
 456         * include/plf_stub.h:
 457         * src/plf_stub.c:
 458         Added hal_plf_stub_init() to initialize the virtual vector table
 459         for thread-aware debugging.
 460
 461 1999-05-05  Nick Garnett  <nickg@cygnus.co.uk>
 462
 463         [VR4300 branch]
 464         * include/platform.inc: Added code to plant interrupt VSR in table
 465         when using PMON.
 466
 467 1999-04-29  Nick Garnett  <nickg@cygnus.co.uk>
 468
 469         [VR4300 branch]
 470         * include/pkgconf/mlt_mips_vr4300_vrc4373_ram.ldi:
 471         * include/pkgconf/mlt_mips_vr4300_vrc4373_ram.mlt:
 472         Load address moved to 0x80100000, which is the cacheable area (kseg0).
 473
 474         * include/pkgconf/mlt_mips_vr4300_vrc4373_rom.ldi: For testing
 475         purposes ROM loaded code is put at 0x80680000 and its working RAM
 476         at 0x80600800. These will be moved back to the real addresses when
 477         we can build real ROMs.
 478         The corresponding .mlt file has NOT been changed.
 479
 480         * src/plf_stub.c (hal_plf_init_serial): Re-enabled initialization
 481         of serial port.
 482         Temporarily made calls to PMON close function unconditional.
 483
 484         * src/plf_misc.c (hal_platform_init): Added call to
 485         patch_dbg_syscalls().
 486
 487         * src/platform.S: Lots of code, tables and definitions added to
 488         initialize the MMU and memory/bus controllers.
 489
 490         * src/hal_diag.c: Added support for GDB protocol messages.
 491
 492         * include/platform.inc: Added hal_mmu_init and hal_memc_init
 493         macros. Added code to initialize the VSR table in various
 494         configurations.
 495
 496 1999-04-26  Gary Thomas  <gthomas@cygnus.co.uk>
 497
 498         [VR4300 branch]
 499         * include/pkgconf/hal_vr4300_vrc4373.h: Default diagnostics on port B.
 500
 501         * src/hal_diag.c (hal_diag_init): Port initialization was incorrect.
 502
 503 1999-04-23  Nick Garnett  <nickg@cygnus.co.uk>
 504
 505         [VR4300 branch]
 506         * include/platform.inc: Added some extra vsr table redirects for
 507         most other exceptions while we are running under PMON.
 508
 509 1999-04-22  Nick Garnett  <nickg@cygnus.co.uk>
 510
 511         [VR4300 branch]
 512         * include/plf_stub.h:
 513         * src/plf_stub.c:
 514         * src/PKGconf.mak (COMPILE):
 515         Files added to start work on GDB stub support.
 516
 517 1999-04-22  Gary Thomas  <gthomas@cygnus.co.uk>
 518
 519         [VR4300 branch]
 520         * src/hal_diag.c:
 521         * include/pkgconf/hal_vr4300_vrc4373.h: Add diag/gdb serial
 522         port configury.
 523
 524 1999-04-22  Nick Garnett  <nickg@cygnus.co.uk>
 525
 526         [VR4300 branch]
 527         * include/platform.inc: Modified hal_intc_init to always enable
 528         IPL0..2 bits in CP0 status register.
 529
 530 1999-04-21  Nick Garnett  <nickg@cygnus.co.uk>
 531
 532         [VR4300 branch]
 533         * src/plf_misc.c: Added this file to contain hal_platform_init().
 534
 535         * src/pmon.S: Renamed pmon entry functions to avoid clashes with
 536         the C library. Removed unused code.
 537
 538         * src/platform.S: Added this file. It contains an ISR springboard
 539         routine to decode interrupts via the vrc4372, a breakpoint
 540         springboard to allow breakpoints to continue being handled by
 541         PMON, and board specific versions of the ISR tables.
 542         [later] Fixed a bug in the ISR springboard, added a few comments
 543         too.
 544
 545         * src/hal_diag.c: Implemented direct-to-hardware diagnostic
 546         output.
 547
 548         * src/PKGconf.mak (COMPILE): Added platform.S.
 549         Added plf_misc.c.
 550
 551         * include/plf_intr.h: Added extensive support for vr4372 interrupt
 552         controller.
 553
 554         * include/platform.inc: Added an initial status register value to
 555         avoid upsetting PMON. Added plant of hal_breakpoint_springboard in
 556         VSR table. Added some diagnostic code to wiggle a led.
 557         Added an implementation of hal_intc_init. Changed initial status
 558         register value. Moved VRC4372 register definitions here.
 559