Hollywood Collection - Revision history

Enigma at 22:16, 30 September 2026

2026-09-30T22:16:52Z

← Older revision		Revision as of 22:16, 30 September 2026
Line 455:		Line 455:

	[[File:HollywoodCollection_Disk3_Ocean_parser_s0.g64]]		[[File:HollywoodCollection_Disk3_Ocean_parser_s0.g64]]

			<br clear=all>
			== Source 7 == <!--T:2-->
			{\| class="wikitable"
			\|-
			! Property !! Data
			\|-
			\| Title \|\| Hollywood Collection
			\|-
			\| Publisher and/or Developer \|\| Ocean Software Ltd.
			\|-
			\| Year \|\| 1990
			\|-
			\| Disk(s) \|\| 4
			\|-
			\| Number of Index Holes \|\| ?
			\|-
			\| Media Type \|\| 5.25 DSDD
			\|-
			\| Retail, Budget or Compilation (with name) \|\| Compilation
			\|-
			\| Country of Release \|\| UK
			\|-
			\| Language(s) \|\| English
			\|-
			\| Platform \|\| C64
			\|-
			\| NTSC or PAL \|\| PAL
			\|-
			\| Protection \|\| see streams section
			\|-
			\| Working? \|\| Yes, but incomplete
			\|-
			\| Archived \|\| 18 Jul 2026 enigma, provided by CZ
			\|-
			\| Verified by \|\| enigma
			\|}
			<gallery>
			File:Ocean_HollywoodCollection_Disk1_Batman_CZ_a_dos_r1.png\|Side 0
			File:Ocean_HollywoodCollection_Disk1_Batman_CZ_b_dos_r1.png\|Side 1
			</gallery>
			Disk 1 present, other disks missing.
			==== Streams ====
			===== Disk 1 =====
			[[File:Streams_Ocean_HollywoodCollection_Disk1_Batman_CZ.zip]]
			==== G64 ====
			===== Disk 1 =====
			Protection: None

			[[File:Ocean_HollywoodCollection_Disk1_Batman_CZ_s0.g64]]

			[[File:Ocean_HollywoodCollection_Disk1_Batman_CZ_s1.g64]]


	= Hollywood Collection Ghostbusters II vs Release Ghostbusters II =		= Hollywood Collection Ghostbusters II vs Release Ghostbusters II =

Enigma at 22:09, 28 August 2026

2026-08-28T22:09:38Z

← Older revision		Revision as of 22:09, 28 August 2026
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	== Summary ==		== Summary ==

	* The genuine disk's directory is deliberately near-empty and obfuscated		* The genuine disk's directory is deliberately near-empty and obfuscated (<code>as</code>, <code>gm1</code>, <code>side flag</code> only, BAM reporting <code>0 blocks free</code>) — the standard GMA-family convention. Hollywood Collection's Disk 4 directory is completely ordinary and legible, with individually-named game asset files and one conspicuous extra entry, <code>gmaread.src.mod</code>.
	(<code>as</code>, <code>gm1</code>, <code>side flag</code> only, BAM		* <code>gm1.prg</code> is 4 bytes shorter than the genuine version (1440 vs. 1444 bytes) and otherwise byte-for-byte identical apart from address shifts caused by two edits.
	reporting <code>0 blocks free</code>) — the standard GMA-family		* '''Edit 1:''' the <code>JSR $C800</code> instruction (the fixed drive-upload-and-execute trigger used throughout the whole GMA family) is deleted outright — not bypassed, not patched to skip on a flag, simply removed. The drive never seeks to track 38 at all.
	convention. Hollywood Collection's Disk 4 directory is completely		* '''Edit 2:''' a single opcode byte inside the decrypt loop — <code>EOR $D000,Y</code> (<code>$59</code>) changed to <code>LDA $D000,Y</code> (<code>$B9</code>) — turns the XOR-decrypt pass into a harmless no-op self-copy.
	ordinary and legible, with individually-named game asset files and one		* The disk's own game data was correspondingly re-saved as already-decrypted plaintext, matching the now-legible directory.
	conspicuous extra entry, <code>gmaread.src.mod</code>.		* <code>gmaread.src.mod</code> is an inert leftover file (bogus <code>$FFFF</code> load address, never actually loaded) containing recognizable fragments of the removed drive-upload routine — almost certainly the cracker's own extracted copy of the code they cut out.
	* <code>gm1.prg</code> is 4 bytes shorter than the genuine version (1440 vs.
	1444 bytes) and otherwise byte-for-byte identical apart from address
	shifts caused by two edits.
	* '''Edit 1:''' the <code>JSR $C800</code> instruction (the fixed
	drive-upload-and-execute trigger used throughout the whole GMA family) is
	deleted outright — not bypassed, not patched to skip on a flag, simply
	removed. The drive never seeks to track 38 at all.
	* '''Edit 2:''' a single opcode byte inside the decrypt loop —
	<code>EOR $D000,Y</code> (<code>$59</code>) changed to
	<code>LDA $D000,Y</code> (<code>$B9</code>) — turns the XOR-decrypt pass
	into a harmless no-op self-copy.
	* The disk's own game data was correspondingly re-saved as already-decrypted
	plaintext, matching the now-legible directory.
	* <code>gmaread.src.mod</code> is an inert leftover file (bogus
	<code>$FFFF</code> load address, never actually loaded) containing
	recognizable fragments of the removed drive-upload routine — almost
	certainly the cracker's own extracted copy of the code they cut out.

	== Directory comparison ==		== Directory comparison ==
Line 632:		Line 615:
	The crack:		The crack:

	# Removes the drive-upload trigger, so the drive never seeks to track 38 at		# Removes the drive-upload trigger, so the drive never seeks to track 38 at all (matching the D64-conversion and live-boot results that first flagged this disk as having no functioning check).
	all (matching the D64-conversion and live-boot results that first		# Neutralizes the decrypt loop as a defense-in-depth measure, even though by that point it's only ever fed garbage.
	flagged this disk as having no functioning check).		# Replaces the on-disk data with its already-decrypted plaintext, matching the disk's now-ordinary, legible directory.
	# Neutralizes the decrypt loop as a defense-in-depth measure, even though
	by that point it's only ever fed garbage.
	# Replaces the on-disk data with its already-decrypted plaintext, matching
	the disk's now-ordinary, legible directory.

	Ghostbusters II's own dedicated GMA89 sources remain the correct place to		Ghostbusters II's own dedicated GMA89 sources remain the correct place to

Enigma at 22:07, 28 August 2026

2026-08-28T22:07:32Z

← Older revision		Revision as of 22:07, 28 August 2026
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	[[File:HollywoodCollection_Disk3_Ocean_parser_s0.g64]]		[[File:HollywoodCollection_Disk3_Ocean_parser_s0.g64]]

	= Hollywood Collection Ghostbusters II =		= Hollywood Collection Ghostbusters II vs Release Ghostbusters II =

	~~= Hollywood Collection Disk 4: the exact crack, found by direct comparison~~ =

	'''Disk 4''' of the ''Hollywood Collection'' compilation contains a copy of		'''Disk 4''' of the ''Hollywood Collection'' compilation contains a copy of

Enigma at 22:06, 28 August 2026

2026-08-28T22:06:31Z

Show changes

Enigma at 21:55, 28 August 2026

2026-08-28T21:55:50Z

← Older revision		Revision as of 21:55, 28 August 2026
Line 48:		Line 48:
	\| Verified by \|\| enigma		\| Verified by \|\| enigma
	\|}		\|}

	~~[[File:Ghostbusters_ii_disk.jpg\|thumb\|Ghostbusters II Disk]]~~

	<gallery>		<gallery>
	File:GhostbustersII_a_enigma_dos_r1.png\|Side 0		File:GhostbustersII_a_enigma_dos_r1.png\|Side 0
	File:GhostbustersII_b_enigma_dos_r1.png\|Side 1		File:GhostbustersII_b_enigma_dos_r1.png\|Side 1
			</gallery>
			<gallery>
			File:Ghostbusters_ii_disk.jpg\|Ghostbusters II Disk
	</gallery>		</gallery>
	<gallery>		<gallery>
Line 65:		Line 65:
	==== G64 ====		==== G64 ====
	===== Disk 4 =====		===== Disk 4 =====
	~~Uses [[~~GMA89~~]] only for fast loader~~, ~~no protection~~		Mastered with a cracked GMA89 protection, see discussion at the end of this page

	[[File:GhostbustersII_s0.g64]]		[[File:GhostbustersII_s0.g64]]
Line 106:		Line 106:
	\| Verified by \|\| enigma		\| Verified by \|\| enigma
	\|}		\|}
			<gallery>
	[[File:HollywoodCollection_Disk3_jupp3_a_dos_r1.png~~\|thumb~~\|Side 0]]		File:HollywoodCollection_Disk3_jupp3_a_dos_r1.png\|Side 0
			</gallery>
	<gallery>		<gallery>
	File:HollywoodCollection_Disk3_Label.jpg\|Disk Label		File:HollywoodCollection_Disk3_Label.jpg\|Disk Label
Line 115:		Line 115:
	File:HollywoodCollection_Disk3_jupp3_indy.png\|Indiana Jones and the Last Crusade: The Action Game		File:HollywoodCollection_Disk3_jupp3_indy.png\|Indiana Jones and the Last Crusade: The Action Game
	</gallery>		</gallery>

	Purchased from: From the collection of J-P.J.		Purchased from: From the collection of J-P.J.
	==== Streams ====		==== Streams ====
Line 202:		Line 201:
	[[File:Streams_HollywoodCollection_disk3_rakki.zip]]		[[File:Streams_HollywoodCollection_disk3_rakki.zip]]
	===== Disk 4 =====		===== Disk 4 =====
	~~Uses [[~~GMA89~~]] only for fast loader~~, ~~no protection~~		Mastered with a cracked GMA89 protection, see discussion at the end of this page

	[[File:Streams_HollywoodCollection_disk4_rakki.zip]]		[[File:Streams_HollywoodCollection_disk4_rakki.zip]]
Line 293:		Line 292:
	[[File:Streams_HollywoodCollection_Ocean_incomplete_disk3_rakki.zip]]		[[File:Streams_HollywoodCollection_Ocean_incomplete_disk3_rakki.zip]]
	===== Disk 4 =====		===== Disk 4 =====
	~~Uses [[~~GMA89~~]] only for fast loader~~, ~~no protection~~		Mastered with a cracked GMA89 protection, see discussion at the end of this page

	[[File:Streams_HollywoodCollection_Ocean_incomplete_disk4_rakki.zip]]		[[File:Streams_HollywoodCollection_Ocean_incomplete_disk4_rakki.zip]]
Line 367:		Line 366:
	Disk 3 [[Indiana Jones and the Last Crusade: The Action Game]]: Protection: [[CYAN Loader A]]		Disk 3 [[Indiana Jones and the Last Crusade: The Action Game]]: Protection: [[CYAN Loader A]]

	Disk 4 [[Ghostbusters II]]: ~~Uses [[~~GMA89~~]] only for fast loader~~, ~~no protection~~		Disk 4 [[Ghostbusters II]]: Mastered with a cracked GMA89 protection, see discussion at the end of this page
	==== SCP ====		==== SCP ====
	[[File:SCP_Compilation Hollywood Collection_quader.zip]]		[[File:SCP_Compilation Hollywood Collection_quader.zip]]

Enigma at 21:03, 28 August 2026

2026-08-28T21:03:46Z

← Older revision		Revision as of 21:03, 28 August 2026
Line 65:		Line 65:
	==== G64 ====		==== G64 ====
	===== Disk 4 =====		===== Disk 4 =====
	~~Protection:~~ [[GMA89]]		Uses [[GMA89]] only for fast loader, no protection

	[[File:GhostbustersII_s0.g64]]		[[File:GhostbustersII_s0.g64]]
Line 202:		Line 202:
	[[File:Streams_HollywoodCollection_disk3_rakki.zip]]		[[File:Streams_HollywoodCollection_disk3_rakki.zip]]
	===== Disk 4 =====		===== Disk 4 =====
	~~Protection:~~ [[GMA89]]		Uses [[GMA89]] only for fast loader, no protection

	[[File:Streams_HollywoodCollection_disk4_rakki.zip]]		[[File:Streams_HollywoodCollection_disk4_rakki.zip]]
Line 293:		Line 293:
	[[File:Streams_HollywoodCollection_Ocean_incomplete_disk3_rakki.zip]]		[[File:Streams_HollywoodCollection_Ocean_incomplete_disk3_rakki.zip]]
	===== Disk 4 =====		===== Disk 4 =====
	~~Protection:~~ [[GMA89]]		Uses [[GMA89]] only for fast loader, no protection

	[[File:Streams_HollywoodCollection_Ocean_incomplete_disk4_rakki.zip]]		[[File:Streams_HollywoodCollection_Ocean_incomplete_disk4_rakki.zip]]
Line 367:		Line 367:
	Disk 3 [[Indiana Jones and the Last Crusade: The Action Game]]: Protection: [[CYAN Loader A]]		Disk 3 [[Indiana Jones and the Last Crusade: The Action Game]]: Protection: [[CYAN Loader A]]

	Disk 4 [[Ghostbusters II]]: ~~Protection:~~ [[GMA89]]		Disk 4 [[Ghostbusters II]]: Uses [[GMA89]] only for fast loader, no protection
	==== SCP ====		==== SCP ====
	[[File:SCP_Compilation Hollywood Collection_quader.zip]]		[[File:SCP_Compilation Hollywood Collection_quader.zip]]

Enigma at 21:01, 13 August 2021

2021-08-13T21:01:13Z

← Older revision		Revision as of 21:01, 13 August 2021
Line 405:		Line 405:
	[[File:Ghostbusters 2 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Ghostbusters 2]]		[[File:Ghostbusters 2 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Ghostbusters 2]]

			<br clear=all>
	== Source 6 == <!--T:2-->		== Source 6 == <!--T:2-->
	{\| class="wikitable"		{\| class="wikitable"

Enigma at 21:00, 13 August 2021

2021-08-13T21:00:50Z

← Older revision		Revision as of 21:00, 13 August 2021
Line 404:		Line 404:

	[[File:Ghostbusters 2 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Ghostbusters 2]]		[[File:Ghostbusters 2 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Ghostbusters 2]]

			== Source 6 == <!--T:2-->
			{\| class="wikitable"
			\|-
			! Property !! Data
			\|-
			\| Title \|\| Hollywood Collection
			\|-
			\| Publisher and/or Developer \|\| Ocean Software Ltd.
			\|-
			\| Year \|\| 1990
			\|-
			\| Disk(s) \|\| 4
			\|-
			\| Number of Index Holes \|\| 1
			\|-
			\| Media Type \|\| 5.25 DSDD
			\|-
			\| Retail, Budget or Compilation (with name) \|\| Compilation
			\|-
			\| Country of Release \|\| UK
			\|-
			\| Language(s) \|\| English
			\|-
			\| Platform \|\| C64
			\|-
			\| NTSC or PAL \|\| PAL
			\|-
			\| Protection \|\| see streams section
			\|-
			\| Working? \|\| Yes, but incomplete
			\|-
			\| Archived \|\| 17 Jul 2021 parser
			\|-
			\| Verified by \|\| enigma
			\|}
			<gallery>
			File:HollywoodCollection_Disk3_Ocean_parser_a_dos_r1.png\|Side 0
			</gallery>
			<gallery>
			File:Hollywood_Collection_(Ocean)_(1990)_-Compilation-_Disk_3_(alt2).jpg\|Disk
			File:Hollywood_Collection_(Ocean)_(1990)_-Compilation-_Disk_3_sleeve_(alt2).jpg\|Disk with Sleeve
			</gallery>
			==== Streams ====
			===== Disk 3 =====
			[[File:Streams_HollywoodCollection_Disk3_Ocean_parser.zip]]
			==== G64 ====
			===== Disk 3 =====
			Protection: [[CYAN Loader A]]

			[[File:HollywoodCollection_Disk3_Ocean_parser_s0.g64]]

Enigma at 18:50, 25 May 2021

2021-05-25T18:50:50Z

← Older revision		Revision as of 18:50, 25 May 2021
Line 358:		Line 358:
	File:Indiana Jones 3 - Compilation Hollywood Collection - Disk.jpg\|Disk 3		File:Indiana Jones 3 - Compilation Hollywood Collection - Disk.jpg\|Disk 3
	File:Ghostbusters 2 - Compilation Hollywood Collection - Disk.jpg\|Disk 4		File:Ghostbusters 2 - Compilation Hollywood Collection - Disk.jpg\|Disk 4
	~~File:Indiana Jones 3 - Compilation Hollywood Collection - Byzantine Crusader.png\|Indiana Jones 3 Flyer~~
	</gallery>		</gallery>
	The german release of the compilation does not include disk 2 with [[Robocop]].		The german release of the compilation does not include disk 2 with [[Robocop]].
Line 392:		Line 391:

	[[File:Ghostbusters 2 - Compilation Hollywood Collection - B - SCP.g64]]		[[File:Ghostbusters 2 - Compilation Hollywood Collection - B - SCP.g64]]
	==== ~~Manual~~ ====		== Additional Information == <!--T:2-->
			==== Manuals ====
			Scans by quader.

	[[File:Batman - The Movie - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Batman - The Movie]]		[[File:Batman - The Movie - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Batman - The Movie]]

			<gallery>
			File:Indiana Jones 3 - Compilation Hollywood Collection - Byzantine Crusader.png\|Indiana Jones 3 Flyer
			</gallery>

	[[File:Indiana Jones 3 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Indiana Jones 3]]		[[File:Indiana Jones 3 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Indiana Jones 3]]

	[[File:Ghostbusters 2 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Ghostbusters 2]]		[[File:Ghostbusters 2 - Compilation Hollywood Collection - Manual.pdf\|thumb\|Manual Ghostbusters 2]]

Enigma at 18:42, 25 May 2021

2021-05-25T18:42:12Z

← Older revision		Revision as of 18:42, 25 May 2021
Line 361:		Line 361:
	</gallery>		</gallery>
	The german release of the compilation does not include disk 2 with [[Robocop]].		The german release of the compilation does not include disk 2 with [[Robocop]].

			For Disk 3 a second disk was dumped as well.
	==== Protection ====		==== Protection ====
	Disk 1 [[Batman]]: Protection: None		Disk 1 [[Batman]]: Protection: None