Memory Map

A memory map is essentially a table of associations between addresses in a binary executable and descriptions of the data and/or code they locate.

Crash 1

Currently incomplete.

Data

"ROM" - (these locations refer to constant, read-only data; address space still resides in RAM)
Address	Description	Size
0x514DC	subsystem tables	21 x 28 bytes
0x51728	character table for EID decoding	64 x 1 byte
0x51768	zero vector	3 x 4 bytes
0x51774	texture regions map	600 x 4 x 2 bytes
0x52A34	precomputed list of (x,y) byte pairs sorted by euclidian distance	152 x 2 x 1 byte
0x52B64	structures describing player angle and displacement for each controller direction	16 x 3 x 4 bytes
0x52C24	structures describing player velocity per state (on ground, in air, etc.)
0x52CA4	used by GOOL VECB	4 x 4 bytes
0x52CB4	percentages used to scale a monochromatic color for GOOL VECB subop. 1	12 x 4 bytes
0x52CE4	?	16 x 1 byte
0x52CF4	circle bitmap (used for wall detection)	128 bytes (32x32 bits)
0x52D74	? (referenced by sub_8002EC68 TBD)	84 x 4 bytes
0x52EC4	array 1 (unknown)	14 x 4 bytes
0x52EFC	array 2 (unknown)	10 x 4 bytes
0x52F24	array 3 (unknown)	11 x 4 bytes
0x52F50	array 4 (unknown)	11 x 4 bytes
0x52F88	array 5 (unknown)	19 x 4 bytes
0x52FD4	array 6 (unknown)	32 x 4 bytes
0x53054	array of 6 pointers to the above arrays(referenced by sub_8002EC68 TBD)	6 x 4 bytes
0x5306C	sin/cosine table	1042 x 2 bytes
0x53890	reserved for various library (gpu and etc?) routines	4876 bytes
*0x54A20	pointer for generating the current drawing primitive packet	4 bytes
0x54B9C	square root table	192 x 2 bytes
0x54D1C	atan2 table	2052 bytes
0x55520-0x563F8	reserved for cd-rom (and spu?) routines
"RAM"
global variables
0x563FC: gp[0]	?
0x56400: gp[0x4]	?
...
0x56420: gp[0x24]	frame buffer destination X
0x56422: gp[0x26]	frame buffer destination Y
0x56424: gp[0x28]	frame buffer destination W (inited in binary with 0x100)
0x56426: gp[0x2A]	frame buffer destination H (inited in binary with 0x80)
0x56428: gp[0x2C]	quit game flag (will break game loop)
...
0x56440: gp[0x44]	depth cuing matrix used by sub_80019F90
0x56444: gp[0x48]	^
0x56448: gp[0x4C]	^
0x5644C: gp[0x50]	^
0x56450: gp[0x54]	^
0x56454: gp[0x58]	^
0x56458: gp[0x5C]	^
0x5645C: gp[0x60]	^
0x56460: gp[0x64]	??used by sub_2EC68
0x56464: gp[0x68]	??used by sub_2EC68
0x56468: gp[0x6C]	??used by sub_2EC68
0x5646C: gp[0x70]	??used by sub_2EC68
0x56470: gp[0x74]	??used by sub_2EC68
0x56474: gp[0x78]	??used by sub_2EBB4* EDIT: ALSO USED BY ALT PRIM ROUTINE 19DE0
0x56478: gp[0x7C]	??used by sub_2EBB4 EDIT: ALSO USED BY ALT PRIM ROUTINE 19DE0
0x5647C: gp[0x80]	??copied to stack and unused during path routine; byte of 0x80 followed by 3 zero bytes
0x56480: gp[0x84]	??pointer to scratch[0x40]
0x56484: gp[0x88]	zero ???
0x56488: gp[0x8C]	??pointer to scratch[0x40]
0x5648C: gp[0x90]	zero ???
0x56490: gp[0x94]	? see ldat postinit/253a0
0x56494: gp[0x98]	? see ldat postinit/253a0
0x56498: gp[0x9C]	"0b_pZ\0" string used by demo routine (extends to gp[0xA0])
0x5649C: gp[0xA0]	^^^^^^^^^^^^^
0x564A0: gp[0xA4]	??? inited with 0
0x564A4: gp[0xA8]	camera Z trans due to 'lookback' (i.e. moving forward or backward)
0x564A8: gp[0xAC]	camera Z trans due to nearby Z section 'scale'
0x564AC: gp[0xB0]	flag for camera 'lookback' (i.e. camera Z trans'ed forward due to moving forward (clear) or trans'ed back due to moving back (set))
0x564B0: gp[0xB4]	flag for camera 'pan X' (i.e. camera X trans'ed left due to moving left (clear) or trans'ed right due to moving right right (set))
0x564B4: gp[0xB8]	camera Y trans due to nearby Y section 'scale'
0x564B8: gp[0xBC]	camera X trans due to 'pan X' (i.e. moving left or right)
0x564BC: gp[0xC0]	land offset? (how high crash sits atop nodes before being stopped by them)
...
0x564DC: gp[0xE0]	random seed (inited to 1)
0x564E0: gp[0xE4]	"CD001" string used by filesystem read routine (2F8C4)
...
0x56500: gp[0x104]	? see mdat initb (inited with 1)
0x56504: gp[0x108]	"0b_pz" string (EID string for game over screen/zone)	2 x 4 bytes
0x5650C: gp[0x110]	"0c_pz" string (EID string for main menu screen/zone)	2 x 4 bytes
0x56514: gp[0x118]	"0d_pz" string (EID string for Naughty Dog screen/zone)	2 x 4 bytes
0x5651C: gp[0x120]	"0e_pz" string (EID string for options/password/load game menu/zone)	2 x 4 bytes
0x56524: gp[0x128]	"0f_pz" string (EID string for 6th zone in map model)	2 x 4 bytes
0x5652C: gp[0x130]	"1e_pz" string (EID string for first island (before end) zone in map model)
0x56534: gp[0x138]	"1a_pz" string (EID string for first island (at end/native fortress) zone in map model)
0x5653C: gp[0x140]	"2b_pz" string (EID string for second island zone in map model)
0x56544: gp[0x148]	"3a_pz" string (EID string for third island zone in map model)
0x5654C: gp[0x150]	"0a_pz" string (EID string for Entertainment America & Universal Interactive Screens/zone)
0x56554: gp[0x158]	"%cMapP" EID string to grab the entries in sequence used for palette fading
0x5655C: gp[0x160]	"0MapP" EID string used to grab the first palette entry in sequence for a palette fade
...
0x565C0: gp[0x1C4]	camera speed/most recent change in camera path progress
...
0x565DC: gp[0x1E0]	small slope flag?
....
0x56664: gp[0x268]	? used by GOOL MSC
..
0x56678: gp[0x27C]	? see mdat postinit
...
0x566AC: gp[0x2B0]	0x1F800180
0X566B0: gp[0x2B4]	EID of Crash GOOL executable entry
0x566B4: gp[0x2B8]	Crash object
0x566B8: gp[0x2BC]	SLST decoded buffer temp (used for swap)
0x566BC: gp[0x2C0]	SLST decoded back buffer (swapped with front buf, gp[0x304])
...
0x566C4: gp[0x2C8]	event descriptor for '(software) memory card: end of i/o'
0x566C8: gp[0x2CC]	event descriptor for '(software) memory card: error happened'
0x566CC: gp[0x2D0]	event descriptor for '(software) memory card: timeout'
0x566D0: gp[0x2D4]	event descriptor for '(software) memory card: new device'
...
0x566E0: gp[0x2E4]	MDAT page, structure used by titles
0x566E4: gp[0x2E8]	? zeroed at ldat postinit
0x566E8: gp[0x2EC]	? zeroed at ldat postinit
0x566EC: gp[0x2F0]	event descriptor for '(hardware) memory card: end of i/o'
0x566F0: gp[0x2F4]	event descriptor for '(hardware) memory card: error happened'
0x566F4: gp[0x2F8]	0x1F800100
0x566F8: gp[0x2FC]	event descriptor for '(hardware) memory card: timeout'
0x566FC: gp[0x300]	event descriptor for '(hardware) memory card: new device'
0x56700: gp[0x304]	SLST decoded front buffer (swapped with back buf, gp[0x2C0])
0x56704: gp[0x308]	some demo mode object?
0x56708: gp[0x30C]	?
0x5670C: gp[0x310]	0x1F800380; refers to scratch[0x380], circle bitmap is copied from 0x52CF4 to here during BINF init routine	4 bytes
0x56710	current level ID	4 bytes
0x56714	next level ID (for changing levels)	4 bytes
...
0x56804	structures describing SPU hardware voices	24 x 0x44 bytes
...
0x57054	controller data
...
0x57280	? initially 0;	4 bytes
0x57284	? initially 0;	4 bytes
0x57288	? initially 0;	4 bytes
0x5728C	8 wavebank entry EIDs?
...
0x57298	4 null EIDs
...
***for hword matrices only first 9 hwords used, last 7 are padding for align to 32 bytes
0x577C4	viewpoint rotation matrix (including translation by viewpoint translation vector)	16 x 2 bytes
0x577E4	viewpoint rotation matrix negated and scaled 5/8s for Y, negated for Z	16 x 2 bytes
0x57804	copy of 0x577E4 - 0x57804	16 x 2 bytes
0x57824	unknown matrix	16 x 2 bytes
0x57844	0x57824 scaled 5/8 in the y and negated in the z OR a copy of 0x577E4 in certain case	?
0x5785C	z rotation matrix for a small angle, approximately 11 degrees OR weirdly rotated version of 577E4 in certain case	?
0x57864	camera x [initial value 0]
0x57868	camera y [initial value 0]
0x5786C	camera z [initial value 0x1F400]
0x57870	camera x rotation angle [initial value 0]
0x57874	camera y rotation angle [initial value 0]
0x57878	camera z rotation angle [initial value 0]
0x5787C	camera x scale? [initial value 0x1000]
0x57880	camera y scale? [initial value 0x1000]
0x57884	camera z scale? [initial value 0x1000]
0x57888	camera x @ last time zone flags bit 13 not set [initial value 0]
0x5788C	camera y @ last time zone flags bit 13 not set [initial value 0xE1000]
0x57890	camera z @ last time zone flags bit 13 not set [initial value 0x5DC000]
...
0x578AC	? intially 0, cleared by projection routine
0x578B0	? initially 0
0x578B2	? initially 0
0x578B4	? initially 0x1000
...
0x578C4	? initially 0
0x578C8	? initially 0
0x578CC	? initially 0
0x578D0	projection distance (from viewer's eye)
0x578D4	starts hword matrix... initially 0x200
0x578D6	initially 0x200
0x578D8	initially 0x200
0x578DA	initially 0x200
0x578DC	initially 0x200
0x578DE	initially 0x200
0x578E0	initially 0x200
0x578E2	initially 0x200
0x578E4	initially 0x200
...
0x57914	current zone (entry)
0x57918	previous zone header (zone item)
0x5791C	current camera path (zone item)
0x57920	current camera path progress
...
0x57930	set to 0x57938 when zone flags bit 13 not set, else cleared
0x57934	camera x rotation after most recent adjustment/level update
0x57938	camera y rotation after most recent adjustment/level update
0x5793C	camera z rotation after most recent adjustment/level update
0x57940	camera x rotation before most recent adjustment/level update
0x57944	camera y rotation before most recent adjustment/level update
0x59748	camera z rotation before most recent adjustment/level update
0x5794C	sin(*(0x57930))/16;
0x57950	?
0x57954	cos(*(0x57930))/16;
...
0x57960	(active buffer?)
...
0x57968	4 byte string? cleared at loadLevel (demo mode sub uses this?)
...
0x57970	set to *(0x34520) at loadLevel
0x57974	zone checkpoint state: player trans X
0x57978	zone checkpoint state: player trans Y
0x5797C	zone checkpoint state: player trans Z
0x57980	zone checkpoint state: player rotation Y? (rewritten with 0)
0x57984	zone checkpoint state: player rotation X? (rewritten with 0)
0x57988	zone checkpoint state: player rotation Z? (rewritten with 0)
0x5798C	zone checkpoint state: player scale X
0x57990	zone checkpoint state: player scale Y
0x57994	zone checkpoint state: player scale Z
0x57998	zone checkpoint state: current zone EID
0x5799C	zone checkpoint state: current camera path
0x579A0	zone checkpoint state: current camera path progress
0x579A4	zone checkpoint state: either level ID or MDAT/LDAT EID? (saved as 0x5c53c[4])
0x579A8	zone checkpoint state: flag
0x579AC	zone checkpoint state: copy of spawn flags list
0x57E6C	zone checkpoint state: boxes broken count
...
0x57F40	8 x wavebank page structures
0x580A0	16 x texture page structures
...
0x58400	buffer count
0x58404	buffer onscreen pointer
0x58408	buffer offscreen pointer
0x5840C	buffer onscreen (mirror?) pointer
0x58410 - 0x5A497	buffer onscreen
0x5A498 - 0x5C51F	buffer offscreen
...
0x5C528	start of main game struct (15b58 puts 1 here to indicate)
0x5C52C	level ID (this is placed at 0x56710)
0x5C530	pointer to entry hash table indices/offsets
0x5C534	pointer to entry hash table
0x5C538	pointer to (loading screen information from NSD?)
0x5C53C	pointer to NSD level header
[0x0] 0x1 magic
[0x4] levelID
[0x8] first zone
[0xC] first section
[0x10]
[0x14-0x110] code EID map
[0x114] projection mode
0x5C540	pointer to NSD (structure)
0x5C544	?
0x5C548	current address to read from disc
0x5C54C	0;
0x5C550	COUNT OF page structures IN MAINSPACE (high priority)
0X5C554	MAIN page structure SPACE (holds 60 x 44 byte page structures)	60 x 44 bytes
0x5C91C	COUNT OF page structures IN NON-MAINSPACE(low priority)
0x5C920	NON-MAIN page structures SPACE
0x5CFA8	number of valid pointers in the 0x5CFBC list???
0x5CFAC	most recent page stucture set at case 0, and cleared at case 1 if reading doesnt fail
0x5CFB0	pointer to a list of items
0x5CFB4	most recent page structure set at case 8, and cleared at case 9
0x5CFB8	most recent page stucture's CID set at case 0 if reading doesnt fail
0x5CFBC	CID->page stucture map
0x5CFC0	?
0x5CFC4	?
0x5CFC8	?
0x5CFCC	?
0x5CFD0	?
0x5CFD4	?
0x5CFD8	?
0x5CFDC	?
0x5CFE0	?
0x5CFE4	?
0x5CFE8	?
0x5CFEC	surface collision/octree query data	4176 or 0x1050 bytes
0x5E03C	filesystem map	64 x 3 x 4 bytes
0x5E344	spuVmMaxVoice	4 bytes
0x5E348	spawned level object list	256 x 2 bytes
0x5E548	reserved for SPU routines	6672 bytes
0x5FF58	spawn list	304 x 4 bytes
0x60418	reserved for MIDI/SPU routines	2456 bytes
0x60DB0	pointer to player object space(points to space allocated for playerobject)
0x60DB4	pointer to object space (points to space allocated for 96 objects)
0x60DB8	object list A handle
0x60DC0	object list B handle
0x60DC8	object list C handle
0x60DD0	object list D handle
0x60DD8	object list E handle
0x60DE0	object list F handle
0x60DE8	object list G handle
0x60DF0	object list H handle
0x60DF8	free object list handle
0x60E00	most recently updated object
0x60E04	global game counter
0x60E08-0x61887	object space map	96 x 28 bytes
0x61888	object space map entry count
At 0x6188C starts global variables for GOOL objects
0x6188C [0x00]	initialized with level ID in left 3 bytes (by OPAT)
0x61890 [0x01]	...?
0x61894 [0x02]	screen Y offset base?
0x61898 [0x03]	...used by the other drawing modes
0x6189C [0x04]	copied to global render/animate flags (bit 3 & 4 set right before title screen fade in) (see mdat postinit)
0x618A0 [0x05]	? (level reload count?)
0x618A4 [0x06]	instance of DispC state 1
0x618A8 [0x07]	instance of DispC state 0
0x618AC [0x08]	instance of DispC state 0x27, set for ripper roo (level)
0x618B0 [0x09]	global render/animate flags
0x618B4 [0x0A]	? modified by sub_8002BAB4, called at beginning of sub_8002B2BC (handles Crash 'woah' death sequence)
0x618B8 [0x0B]	? global central Z of illumination for object brightness?
0x618BC [0x0C]	instance of DispC state 4 (pause menu)
0x618C0 [0x0D]	used by FruiC, incremented (fruit to HUD collection path interpolation factor?)
0x618C4 [0x0E]	instance of DispC state 5
0x618C8 [0x0F]	mirror of 0x57930; used by aku, and fruit for some y positioning
0x618CC [0x10]	aku aku stores pointer to itself here (17A14)
0x618D0 [0x11]	? set to 0x100 by camera routine for cam mode 0, (5, 6 level); set to 6 by DispC
0x618D4 [0x12]	title mode buffer? set by DispC
0x618D8 [0x13]	?
0x618DC [0x14]	game progress (0x63 initial progress before start game), (0x1F full completion, i.e. 31+1
0x618E0 [0x15]	?
0x618E4 [0x16]	?
0x618E8 [0x17]	?
0x618EC [0x18]	init 0; incremented by FruiC (fruit or live counter?)
0x618F0 [0x19]	init 0
0x618F4 [0x1A]	init 0
0x618F8 [0x1B]	init 0
0x618FC [0x1C]	init 0
0x61900 [0x1D]	init 0
0x61904 [0x1E]	set to zone flags when loading a new zone
0x61908 [0x1F]	loaded from mem card routine... used by?
0x6190C [0x20]	loaded from mem card routine... used by?
0x61910 [0x21]	loaded from mem card routine... used by?
0x61914 [0x22]	loaded from mem card routine... used by?
0x61918 [0x23]	loaded from mem card routine... used by?
0x6191C [0x24]	pointer to tnt explosion object (if event spawns it)
0x61920 [0x25]	camera x (0x57864) mirror
0x61924 [0x26]	camera y (0x57868) mirror
0x61928 [0x27]	camera z (0x5786C) mirror
0x6192C [0x28]	camera rot y (0x57870) mirror
0x61930 [0x29]	camera rot x (0x57874) mirror
0x61934 [0x2A]	camera rot z (0x57878) mirror
0x61938 [0x2B]	previous game loop iteration execution time minus VSync time (checked by aku aku, also GemsC and WarpC)
0x6193C [0x2C]	screen x offset (used as arg in call to SetGeomOffset) initially 0, cleared by projection init routine
0x61940 [0x2D]	screen y offset (used as arg in call to SetGeomOffset, after adding initial y offset value at 0x2 << 8) initially 0
0x61944 [0x2E]	set by memory card data load routines, checked by BoxsC, or FruiC, along with game progress at 0x14
0x61948 [0x2F]	maximum initial Z position for entities spawned during title sequences
...
0x61950 [0x31]	cleared when an event is sent to a TNT explosion fragment object
...
0x61964 [0x36]	? aku aku sets this to 0; also sets to point to itself in certain conditions
...
0x6197C [0x3C]	incremental value set by DispC [0x3C]
....
0x61984 [0x3E]	box count/number of boxes broken
0x61988 [0x3F]	read by GemsC (gems collected?)
....
0x61990 [0x41]	timestamp of most recent gem render?
...
0x61998 [0x43]	cleared when a new zone is loaded
0x6199C [0x44]	debug flag (set in prototype?)
0x619A0 [0x45]	ID of most recently hit checkpoint box; when not -1 or 0 and saving state, vector at 0x61A24 recorded in place of objects trans
...
0x619AC [0x48]	? read by GemsC, also BoxsC and FruiC
...
0x619BC [0x4C]	points to self-instantiated DispC state 10
...
0x61A1C [0x64]	set to 0xD00 by DispC
...
0x61A24 [0x66]	X component of most recent broken checkpoint box; replaces object trans when saving state if flag 0x619A0 set
0x61A28 [0x67]	Y component of .......
0x61A2C [0x68]	Z component of .......
...
0x61A34 [0x6A]	fade duration/counter?
...
0x61A5C [0x74]	?? set to 0 for each neighbor zone when loading a new zone
0x61A60 [0x75]	set/incremented by boxes when spawned; reset when loading a new zone for each neighbor zone
0x61A64 [0x76]	?? set to 0 for each neighbor zone when loading a new zone