From 116caaef7cd0d4b65b3bacd747b45f1662e43694 Mon Sep 17 00:00:00 2001 From: braintro Date: Sun, 2 Aug 2020 01:14:59 -0500 Subject: midvunit.cpp: Document Cruis'n World mask ROM format. --- src/mame/drivers/midvunit.cpp | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/src/mame/drivers/midvunit.cpp b/src/mame/drivers/midvunit.cpp index 34234fbd365..5db2802f8e7 100644 --- a/src/mame/drivers/midvunit.cpp +++ b/src/mame/drivers/midvunit.cpp @@ -1450,6 +1450,19 @@ ROM_START( crusnusa21 ) /* Version 2.1, Wed Nov 09 1994 - 16:28:10 */ ROM_END +/* +Some Cruis'n World PCBs have mask ROMs for the data ROMs + +Mask ROMs are in the following format: +-------------------------------- -------------------------------- +| MIDWAY GAMES INC | | MIDWAY GAMES INC | +| CRUISN WORLD | | CRUISN WORLD | +) 5341-15282-01 | ) 5341-15287-01 | +| U3 SOUND | | U14 VIDEO IMAGE | +| (C)1996 MIDWAY GAMES | | (C)1996 MIDWAY GAMES | +-------------------------------- -------------------------------- + +*/ ROM_START( crusnwld ) /* Version 2.5, Wed Nov 04 1998 - 15:50:52 */ ROM_REGION16_LE( 0x1000000, "dcs", ROMREGION_ERASEFF ) /* sound data */ ROM_LOAD16_BYTE( "1.0_cruisn_world_u2_sound.u2", 0x000000, 0x80000, CRC(7a233c89) SHA1(ecfad4bc48a69cd3399e3b3266c81574082e0169) ) -- cgit v1.2.3