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(MESS) VT240 and VT320: add links to DEC-O-LOG service notes for different firmware changes, add firmware version numbers. [Lord Nightmare]

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Lord-Nightmare 2015-05-05 18:03:37 -04:00
parent a05b613d1c
commit 57dec08b78
2 changed files with 14 additions and 4 deletions
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13
src/mess/drivers/vt240.c
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@ -275,16 +275,25 @@ ROM_START( vt240 )
ROM_REGION( 0x20000, "maincpu", ROMREGION_ERASEFF )
ROM_DEFAULT_BIOS( "vt240" )
ROM_SYSTEM_BIOS( 0, "vt240o", "VT240 older" ) // has "VV2211 STATUS" in rom, V2.1?
// according to the schematics an even older set exists, variation 'E1' with roms:
// e100/8085: 23-003e6
// e20: 23-001e6
// e22: 23-002e6
// e19: 23-048e5
// e21: 23-049e5
// but according to the Field Change Order below, the initial release is V2.1, so the above must be a prototype.
// DOL for v2.1 to v2.2 change: http://web.archive.org/web/20060905145200/http://cmcnabb.cc.vt.edu/dec94mds/vt240dol.txt
ROM_SYSTEM_BIOS( 0, "vt240v21", "VT240 V2.1" ) // initial factory release, FCO says this was 8 Feburary 1985
ROMX_LOAD( "23-006e6-00.e20", 0x00000, 0x8000, CRC(79C11D82) SHA1(5A6FE5B75B6504A161F2C9B148C0FE9F19770837), ROM_SKIP(1) | ROM_BIOS(1))
ROMX_LOAD( "23-004e6-00.e22", 0x00001, 0x8000, CRC(EBA10FEF) SHA1(C0EE4D8E4EEB70066F03F3D17A7E2F2BD0B5F8AD), ROM_SKIP(1) | ROM_BIOS(1))
ROMX_LOAD( "23-007e6-00.e19", 0x10000, 0x8000, CRC(D18A2AB8) SHA1(37F448A332FC50298007ED39C8BF1AB1EB6D4CAE), ROM_SKIP(1) | ROM_BIOS(1))
ROMX_LOAD( "23-005e6-00.e21", 0x10001, 0x8000, CRC(558D0285) SHA1(E96A49BF9D55D8AB879D9B39AA380368C5C9ADE0), ROM_SKIP(1) | ROM_BIOS(1))
ROM_SYSTEM_BIOS( 1, "vt240", "VT240 newer" ) // has "VV2222 UPDATE" in rom, V2.2?
ROM_SYSTEM_BIOS( 1, "vt240", "VT240 V2.2" ) // Revised version, December 1985
ROMX_LOAD( "23-058e6.e20", 0x00000, 0x8000, CRC(D2A56B90) SHA1(39CBB26134D7D8BA308DF3A93228918A5945B45F), ROM_SKIP(1) | ROM_BIOS(2))
ROMX_LOAD( "23-056e6.e22", 0x00001, 0x8000, CRC(C46E13C3) SHA1(0F2801FA7483D1F97708143CD81AE0816BF9A435), ROM_SKIP(1) | ROM_BIOS(2))
ROMX_LOAD( "23-059e6.e19", 0x10000, 0x8000, CRC(F8393346) SHA1(1E28DAF1B7F2BDABC47CE2F6FA99EF038B275A29), ROM_SKIP(1) | ROM_BIOS(2))
ROMX_LOAD( "23-057e6.e21", 0x10001, 0x8000, CRC(7CE9DCE9) SHA1(5A105E5BDCA13910B3B79CC23567CE2DC36B844D), ROM_SKIP(1) | ROM_BIOS(2))
// E39, E85, E131 are empty.
ROM_REGION( 0x1000, "proms", ROMREGION_ERASEFF )
ROM_LOAD( "23-351a1.e149", 0x0000, 0x0020, NO_DUMP) // 82s123; DRAM RAS/CAS Timing PROM

5
src/mess/drivers/vt320.c
View File

@ -106,9 +106,10 @@ MACHINE_CONFIG_END
ROM_START( vt320 )
ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
ROM_DEFAULT_BIOS( "vt320" )
ROM_SYSTEM_BIOS( 0, "vt320o", "VT320 older version" )
//DOL: http://web.archive.org/web/20060905115711/http://cmcnabb.cc.vt.edu/dec94mds/vt320dol.txt
ROM_SYSTEM_BIOS( 0, "vt320v11", "VT320 V1.1" )
ROMX_LOAD( "23-054e7.e9", 0x0000, 0x10000, CRC(be98f9a4) SHA1(b8044d42ffaadb734fbd047fbca9c8aadeb0bf6c), ROM_BIOS(1))
ROM_SYSTEM_BIOS( 1, "vt320", "VT320 newer version" )
ROM_SYSTEM_BIOS( 1, "vt320", "VT320 V1.2" )
ROMX_LOAD( "23-104e7.e9", 0x0000, 0x10000, CRC(5f419b5a) SHA1(dbc429b32d6baefd8a56862717d6e7fea1fb0c1c), ROM_BIOS(2))
ROM_END