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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.
Get Bass (Sega, 1997)
Memory Area:model3_10_mem
Address RangeLengthFunctionDescription
0x0000-0x7FFFFF8388608RAM, Sharedwork_ram (/* work RAM */)
0x84000000-0x8400003F64Readreal3d_status_r
0x88000000-0x880000078Writereal3d_cmd_w
0x8E000000-0x8E0FFFFF1048576Writereal3d_display_list_w
0x98000000-0x980FFFFF1048576Writereal3d_polygon_ram_w
0xF0040000-0xF004003F64Mirror, Read/Write0x0e000000, model3_ctrl_r, model3_ctrl_w
0xF0080000-0xF008FFFF65536Mirror, Read/Write 8-bit0x0e000000, model3_sound_r, model3_sound_w, 0xffffffffffffffffU
0xF00C0000-0xF00DFFFF131072Mirror, RAM, Shared0x0e000000, , backup (/* backup SRAM */)
0xF0100000-0xF010003F64Mirror, Read/Write0x0e000000, model3_sys_r, model3_sys_w
0xF0140000-0xF014003F64Mirror, Read/Write0x0e000000, model3_rtc_r, model3_rtc_w
0xF1000000-0xF10F7FFF1015808Read/Writemodel3_char_r, model3_char_w (/* character RAM */)
0xF10F8000-0xF10FFFFF32768Read/Writemodel3_tile_r, model3_tile_w (/* tilemaps */)
0xF1100000-0xF111FFFF131072Read/Write, Sharedmodel3_palette_r, model3_palette_w, paletteram64 (/* palette */)
0xF1180000-0xF11800FF256Read/Writemodel3_vid_reg_r, model3_vid_reg_w
0xFF800000-0xFFFFFFFF8388608ROM, Regionuser1, 0
Memory Area:model3_snd
Address RangeLengthFunctionDescription
0x0000-0x7FFFF524288RAM, Region, Sharedscsp1, 0, soundram
0x100000-0x100FFF4096Device Read/Writescsp1, scsp_device, read, write
0x200000-0x27FFFF524288RAM, Regionscsp2, 0
0x300000-0x300FFF4096Device Read/Writescsp2, scsp_device, read, write
0x400000-0x4000012Writemodel3snd_ctrl
0x600000-0x67FFFF524288ROM, Regionaudiocpu, 0x80000
0x800000-0x9FFFFF2097152ROM, Regionsamples, 0
0xA00000-0xDFFFFF4194304ROM Bankbank4
0xE00000-0xFFFFFF2097152ROM Bankbank5
 

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:iocpu
Address RangeLengthLabel/LocationDescription
0x0000-0xFFFF65536epr-20690.ic11CRC(b7da201d)
Memory Area:samples
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFFFF4194304mpr-20268.22CRC(3631e93e) (Fluke: 6D85)
0x400000-0x7FFFFF4194304mpr-20269.24CRC(105a3181) (Fluke: B546)
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