The Berlin Wall Memory Map

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Memory Map

The following is a memory map that was generated based on the MAME source code (.180). This information is only as accurate as the MAME driver is. If you see any errors, please let me know what that error is.

The Memory Area is related to where the information is from (CPU, Sound Board, etc..), and it may also reflect what it has in common with other hardware.

The Berlin Wall (Kaneko (Inter license), 1991)

Memory Area:berlwall

Address Range	Length	Function	Description
0x0000-0x3FFFF	262144	ROM	(// ROM)
0x200000-0x20FFFF	65536	RAM	(// Work RAM)
0x30E000-0x30FFFF	8192	Read/Write, Shared	berlwall_spriteram_r, berlwall_spriteram_w, spriteram (// Sprites (scrambled RAM))
0x400000-0x400FFF	4096	RAM Device Write, Shared	palette, palette_device, write, palette (// Palette)
0x480000-0x480001	2	RAM, Shared	bg15_scroll (// High Color Background)
0x500000-0x500001	2	Read/Write, Shared	kaneko16_bg15_bright_r, kaneko16_bg15_bright_w, bg15_bright (// "")
0x580000-0x580001	2	Read/Write, Shared	kaneko16_bg15_select_r, kaneko16_bg15_select_w, bg15_select (// "")
0x600000-0x60003F	64	Read/Write	berlwall_spriteregs_r, berlwall_spriteregs_w (// Sprite Regs (scrambled RAM))
0x680000-0x680001	2	Read Port	P1
0x680002-0x680003	2	Read Port	P2
0x680004-0x680005	2	Read Port	SYSTEM
0x700000-0x700001	2	Write	kaneko16_coin_lockout_w (// Coin Lockout)
0x780000-0x780001	2	Device Read	watchdog, watchdog_timer_device, reset16_r
0x800000-0x80001F	32	Read/Write	kaneko16_ay1_YM2149_r, kaneko16_ay1_YM2149_w (// Sound)
0x800200-0x80021F	32	Read/Write	kaneko16_ay2_YM2149_r, kaneko16_ay2_YM2149_w
0x8003FE-0x8003FF	2	Read/Write NOP	(// for OKI when accessed as .l)
0x800400-0x800401	2	Read/Write	berlwall_oki_r, berlwall_oki_w
0xC00000-0xC03FFF	16384	Device Read/Write	view2_0, kaneko_view2_tilemap_device, kaneko_tmap_vram_r, kaneko_tmap_vram_w
0xD00000-0xD0001F	32	Device Read/Write	view2_0, kaneko_view2_tilemap_device, kaneko_tmap_regs_r, kaneko_tmap_regs_w

ROM Map for this game

This is the ROM map for the game. This should tell you what address the ROM is at, how big it is, what it's used for.

Memory Area:gfx1

Address Range	Length	Label/Location	Description
0x0000-0x7FFFF	524288	bw001.u84	CRC(bc927260) (Fluke: 8FE2)
0x80000-0xFFFFF	524288	bw002.u83	CRC(223f5465) (Fluke: 10F2)
0x100000-0x11FFFF	131072	bw300k.u82	CRC(b8de79d7)

Memory Area:gfx2

Address Range	Length	Label/Location	Description
0x0000-0x7FFFF	524288	bw003.u77	CRC(fbb4b72d) (Fluke: F2C6)

Memory Area:oki

Address Range	Length	Label/Location	Description
0x0000-0x3FFFF	262144	bw000k.u46	CRC(52e81a50)

Memory Area:plds

Address Range	Length	Label/Location	Description
0x0000-0x0116	279	bw_u47.u47
0x0200-0x0316	279	bw_u48.u48
0x0400-0x0516	279	bw_u54.u54