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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.
Gals Panic II' - Special Edition (Kaneko, 1994)
Memory Area:galpani2_mem1
Address RangeLengthFunctionDescription
0x0000-0xFFFFF1048576ROM(// ROM)
0x100000-0x10FFFF65536RAM, Sharedram (// Work RAM)
0x110000-0x11000F16RAM(// ? corrupted? stack dumper on POST failure, pc+sr on gp2se)
0x300000-0x301FFF8192RAM(// ?)
0x302000-0x303FFF8192RAM, Sharedspriteram (// Sprites)
0x304000-0x30401F32Device Read/Writekan_spr, kaneko16_sprite_device, kaneko16_sprites_regs_r, kaneko16_sprites_regs_w
0x310000-0x3101FF512RAM Device Write, Sharedbg8palette, palette_device, write, bg8palette (// ?)
0x314000-0x3140012Write NOP(// ? flip backgrounds ?)
0x318000-0x3180012Read/Writegalpani2_eeprom_r, galpani2_eeprom_w (// EEPROM)
0x380000-0x387FFF32768RAM(// Palette?)
0x388000-0x38FFFF32768RAM Device Write, Sharedpalette, palette_device, write, palette (// Palette)
0x400000-0x43FFFF262144RAM, Sharedbg8.0 (// Background 0)
0x440000-0x4400012RAM, Sharedbg8_scrolly.0 (// Background 0 Scroll Y)
0x480000-0x4800012RAM, Sharedbg8_scrollx.0 (// Background 0 Scroll X)
0x500000-0x53FFFF262144RAM, Sharedbg8.1 (// Background 1)
0x540000-0x5400012RAM, Sharedbg8_scrolly.1 (// Background 1 Scroll Y)
0x540572-0x5405732Read NOP(// ? galpani2 at F0A4)
0x54057A-0x54057B2Read NOP(// ? galpani2 at F148)
0x54059A-0x54059B2Read NOP(// ? galpani2 at F0A4)
0x5405A2-0x5405A32Read NOP(// ? galpani2 at F0A4 and F148)
0x5405AA-0x5405AB2Read NOP(// ? galpani2 at F0A4 and F148)
0x5405B2-0x5405B32Read NOP(// ? galpani2 at F0A4 and F148)
0x5405BA-0x5405BB2Read NOP(// ? galpani2 at F0A4 and F148)
0x5405C2-0x5405C32Read NOP(// ? galpani2 at F0A4 and F148)
0x5405CA-0x5405CB2Read NOP(// ? galpani2 at F148)
0x580000-0x5800012RAM, Sharedbg8_scrollx.1 (// Background 1 Scroll X)
0x600000-0x6000012Read/Write NOP(// Watchdog)
0x640000-0x6400012Write 8-bitgalpani2_mcu_init_w, 0x00ff (// ? 0 before resetting and at startup, Reset mcu ?)
0x680000-0x6800012Write 8-bitgalpani2_mcu_nmi1_w, 0x00ff (// ? 0 -> 1 -> 0 (lev 5) / 0 -> $10 -> 0)
0x6C0000-0x6C00012Write 8-bitgalpani2_coin_lockout_w, 0xff00 (// Coin + Card Lockout)
0x780000-0x7800012Read PortDSW1_P1
0x780002-0x7800032Read PortDSW2_P2
0x780004-0x7800052Read PortSPECIAL
0x780006-0x7800072Read PortSERVICE
0xC00000-0xC000012Device Read/Write 8-bitoki1, okim6295_device, read, write, 0x00ff (// 2 x OKIM6295)
0xC40000-0xC400012Device Read/Write 8-bitoki2, okim6295_device, read, write, 0x00ff (//)
0xC80000-0xC800012Write 8-bitgalpani2_oki1_bank_w, 0x00ff (//)
0xCC0000-0xCC00012Write 8-bitgalpani2_oki2_bank_w, 0x00ff (//)
Memory Area:galpani2_mem2
Address RangeLengthFunctionDescription
0x0000-0x3FFFF262144ROM(// ROM)
0x100000-0x13FFFF262144RAM, Sharedram2 (// Work RAM)
0x400000-0x5FFFFF2097152RAM, Sharedbg15 (// bg15)
0x700000-0x7000012Read/Write NOP(// Watchdog)
0x780000-0x7800012Write 8-bitgalpani2_mcu_nmi2_w, 0x00ff (// ? 0 -> 1 -> 0 (lev 5))
0x7C0000-0x7C00012Writesubdatabank_select_w (// Rom Bank)
0x800000-0xFFFFFF8388608ROM Banksubdatabank
 

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 RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF2097152gp2-200-j-0073.u189CRC(2f81e519) (Fluke: D199)
0x200000-0x3FFFFF2097152gp2-201-j-0074.u171CRC(bbe404e0) (Fluke: 61A0)
Memory Area:oki1
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288g104j4.u62CRC(0546ea41) (Fluke: C2AB)
Memory Area:oki2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF2097152gp2-102-0045.u59CRC(1bed6ecd) (Fluke: D779)
0x200000-0x2FFFFF1048576gp2-101-0044.u60CRC(3c45134f) (Fluke: E89D)
Memory Area:sub
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF2097152gp2-300-j-0071.u175CRC(3a0afc1d) (Fluke: 9A83)
0x200000-0x3FFFFF2097152gp2-301-j-0072.u176CRC(5b6d1709) (Fluke: 1E37)
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