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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.
1000 Miglia: Great 1000 Miles Rally (Kaneko, 1994)
Memory Area:gtmr_map
Address RangeLengthFunctionDescription
0x0000-0xFFFFD1048574ROM(// ROM)
0xFFFFE-0xFFFFF2Readgtmr_wheel_r (// Wheel Value)
0x100000-0x10FFFF65536RAM(// Work RAM)
0x200000-0x20FFFF65536RAM, Sharedmcuram (// Shared With MCU)
0x2A0000-0x2A00012Device Writetoybox, kaneko_toybox_device, mcu_com0_w (// To MCU ?)
0x2B0000-0x2B00012Device Writetoybox, kaneko_toybox_device, mcu_com1_w
0x2C0000-0x2C00012Device Writetoybox, kaneko_toybox_device, mcu_com2_w
0x2D0000-0x2D00012Device Writetoybox, kaneko_toybox_device, mcu_com3_w
0x300000-0x30FFFF65536RAM Device Write, Sharedpalette, palette_device, write, palette (// Palette)
0x310000-0x327FFF98304RAM(//)
0x400000-0x401FFF8192RAM, Sharedspriteram (// Sprites)
0x500000-0x503FFF16384Device Read/Writeview2_0, kaneko_view2_tilemap_device, kaneko_tmap_vram_r, kaneko_tmap_vram_w
0x580000-0x583FFF16384Device Read/Writeview2_1, kaneko_view2_tilemap_device, kaneko_tmap_vram_r, kaneko_tmap_vram_w
0x600000-0x60000F16Device Read/Writeview2_0, kaneko_view2_tilemap_device, kaneko_tmap_regs_r, kaneko_tmap_regs_w
0x680000-0x68001F32Device Read/Writeview2_1, kaneko_view2_tilemap_device, kaneko_tmap_regs_r, kaneko_tmap_regs_w
0x700000-0x70001F32Device Read/Writekan_spr, kaneko16_sprite_device, kaneko16_sprites_regs_r, kaneko16_sprites_regs_w
0x800000-0x8000012Device Read/Write 8-bitoki1, okim6295_device, read, write, 0x00ff (// Samples)
0x880000-0x8800012Device Read/Write 8-bitoki2, okim6295_device, read, write, 0x00ff
0x900000-0x90003958Device Read/Writekan_hit, kaneko_hit_device, kaneko_hit_r,kaneko_hit_w (// only used for random number)
0xA00000-0xA000012Device Read/Writewatchdog, watchdog_timer_device, reset16_r, reset16_w
0xB00000-0xB000012Read PortP1
0x0100Joystick UpActive Low
0x0200Joystick DownActive Low
0x0400Joystick LeftActive Low
0x0800Joystick RightActive Low
0x1000Button 1Active Low
0x2000Button 2Active Low
0x4000UnknownActive Low
0x8000UnknownActive Low
0xB00002-0xB000032Read PortP2
0x0100Joystick UpActive Low
0x0200Joystick DownActive Low
0x0400Joystick LeftActive Low
0x0800Joystick RightActive Low
0x1000Button 1Active Low
0x2000Button 2Active Low
0x4000UnknownActive Low
0x8000UnknownActive Low
0xB00004-0xB000052Read PortSYSTEM
0x0100Start 1Active Low
0x0200Start 2Active Low
0x0400Coin 1Active Low
0x0800Coin 2Active Low
0x2000TiltActive Low
0x4000Service 1Active Low
0x8000UnknownActive Low
0xB00006-0xB000072Read PortUNK
0x0100UnknownActive Low
0x0200UnknownActive Low
0x0400UnknownActive Low
0x0800UnknownActive Low
0x1000UnknownActive Low
0x2000UnknownActive Low
0x4000UnknownActive Low
0x8000UnknownActive Low
0xB80000-0xB800012Writekaneko16_coin_lockout_w (// Coin Lockout)
0xC00000-0xC000012Writekaneko16_display_enable (// might do more than that)
0xD00000-0xD000012Device Readtoybox, kaneko_toybox_device, mcu_status_r
0xE00000-0xE000012Writegtmr_oki_0_bank_w (// Samples Bankswitching)
0xE80000-0xE800012Writegtmr_oki_1_bank_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 RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF2097152mm-200-402-s0.binCRC(c0ab3efc) (Fluke: 6CFC)
0x0000-0x1FFFFF2097152mm-200-402-s0.binCRC(c0ab3efc) (Fluke: 6CFC)
0x0000-0x1FFFFF2097152mm-200-402-s0.binCRC(c0ab3efc) (Fluke: 6CFC)
0x200000-0x3FFFFF2097152mm-201-403-s1.binCRC(cf6b23dc) (Fluke: 5BEA)
0x200000-0x3FFFFF2097152mm-201-403-s1.binCRC(cf6b23dc) (Fluke: 5BEA)
0x200000-0x3FFFFF2097152mm-201-403-s1.binCRC(cf6b23dc) (Fluke: 5BEA)
0x400000-0x5FFFFF2097152mm-202-404-s2.binCRC(8f27f5d3) (Fluke: 9574)
0x400000-0x5FFFFF2097152mm-202-404-s2.binCRC(8f27f5d3) (Fluke: 9574)
0x400000-0x5FFFFF2097152mm-202-404-s2.binCRC(8f27f5d3) (Fluke: 9574)
0x600000-0x67FFFF524288mm-203-405-s3.binCRC(e9747c8c) (Fluke: 85B9)
0x600000-0x67FFFF524288mm-203-405-s3.binCRC(e9747c8c) (Fluke: 85B9)
0x600000-0x67FFFF524288mm-203-405-s3.binCRC(e9747c8c) (Fluke: 85B9)
Memory Area:gfx2
Address RangeLengthLabel/LocationDescription
0x0000-0x1FFFFF2097152mm-300-406-a0.binCRC(b15f6b7f) (Fluke: 8E4E)
0x0000-0x1FFFFF2097152mm-300-406-a0.binCRC(b15f6b7f) (Fluke: 8E4E)
0x0000-0x1FFFFF2097152mm-300-406-a0.binCRC(b15f6b7f) (Fluke: 8E4E)
Memory Area:gfx3
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFFF1048576mm-100-401-e0.binCRC(b9cbfbee) (Fluke: 275C)
0x0000-0xFFFFF1048576mm-100-401-e0.binCRC(b9cbfbee) (Fluke: 275C)
0x0000-0xFFFFF1048576mm-100-401-e0.binCRC(b9cbfbee) (Fluke: 275C)
0x0000-0xFFFFF1048576mm-100-401-e0.binCRC(b9cbfbee) (Fluke: 275C)
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