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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 Legend of Silkroad (Unico, 1999)
Memory Area:cpu_map
Address RangeLengthFunctionDescription
0x0000-0x1FFFFF2097152ROM
0x40C000-0x40CFFF4096RAM, Sharedsprram (// sprites)
0x600000-0x603FFF16384RAM Write, Sharedpaletteram32_xRRRRRGGGGGBBBBB_dword_w, paletteram (// palette)
0x800000-0x803FFF16384RAM Write, Sharedsilkroad_fgram_w, vidram (// lower Layer)
0x804000-0x807FFF16384RAM Write, Sharedsilkroad_fgram2_w, vidram2 (// mid layer)
0x808000-0x80BFFF16384RAM Write, Sharedsilkroad_fgram3_w, vidram3 (// higher layer)
0xC00000-0xC000034Read PortINPUTS
0x0001Coin 1Active Low
0x0002Coin 2Active Low
0x0004Start 1Active Low
0x0008Start 2Active Low
0x0010Service 1Active Low
0x0040Service 2Active Low
0x0080SpecialActive Low
0x0100UnknownActive Low
0x0200UnknownActive Low
0x0400UnknownActive Low
0x0800UnknownActive Low
0x1000UnknownActive Low
0x2000UnknownActive Low
0x4000UnknownActive Low
0x8000UnknownActive Low
0x10000UnusedActive Low
0x20000Button 3Active Low
0x40000Button 2Active Low
0x80000Button 1Active Low
0x100000Joystick LeftActive Low
0x200000Joystick RightActive Low
0x400000Joystick DownActive Low
0x800000Joystick UpActive Low
0x1000000UnusedActive Low
0x2000000Button 3Active Low
0x4000000Button 2Active Low
0x8000000Button 1Active Low
0x10000000Joystick LeftActive Low
0x20000000Joystick RightActive Low
0x40000000Joystick DownActive Low
0x80000000Joystick UpActive Low
0xC00004-0xC000074Read PortDSW
0x10000LivesActive High
0x100001Active High
0x00002Active High
0x20000OffActive High
0x0000OnActive High
0xe00000DifficultyActive High
0x600000EasiestActive High
0x400000EasierActive High
0x200000EasyActive High
0x0000NormalActive High
0xe00000MediumActive High
0xc00000HardActive High
0xa00000HarderActive High
0x800000HardestActive High
0x2000000Free_PlayActive High
0x2000000OffActive High
0x0000OnActive High
0x8000000Demo_SoundsActive High
0x8000000OffActive High
0x0000OnActive High
0x10000000SingleActive High
0x0000MultiActive High
0xe0000000Coin_AActive High
0x00005C_1CActive High
0x200000004C_1CActive High
0x400000003C_1CActive High
0x600000002C_1CActive High
0xe00000001C_1CActive High
0xc00000001C_2CActive High
0xa00000001C_3CActive High
0x800000001C_4CActive High
0xC00024-0xC000274Device Read/Write 8-bitoki1, okim6295_device, read, write, 0x00ff0000
0xC00028-0xC0002F8Device Read/Write 8-bitymsnd, ym2151_device, read, write, 0x00ff0000
0xC00030-0xC000334Device Read/Write 8-bitoki2, okim6295_device, read, write, 0x00ff0000
0xC00034-0xC000374Writesilk_6295_bank_w
0xC00038-0xC0003B4Writesilk_coin_counter_w
0xC0010C-0xC0012324Write Only, Sharedregs
0xFE0000-0xFFFFFF131072RAM
 

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
0x0000-0x1FFFFF2097152rom12.rom12CRC(96393d04) (Fluke: 8BEA)
0x200000-0x3FFFFF2097152rom13.rom13CRC(4ca1698e) (Fluke: 36FA)
0x400000-0x5FFFFF2097152rom14.rom14CRC(d00b19c4) (Fluke: 7680)
0x400000-0x5FFFFF2097152rom14.rom14CRC(d00b19c4) (Fluke: 7680)
0x600000-0x7FFFFF2097152rom07.rom07CRC(9fc6ff9d) (Fluke: 7631)
0x600000-0x7FFFFF2097152rom07.rom07CRC(9fc6ff9d) (Fluke: 7631)
0x800000-0x9FFFFF2097152rom08.rom08CRC(23f1d462) (Fluke: 5115)
0xA00000-0xBFFFFF2097152rom09.rom09CRC(ef0b5bf4) (Fluke: A0B6)
0xC00000-0xDFFFFF2097152rom10.rom10CRC(7d324280) (Fluke: 35D7)
0xC00000-0xDFFFFF2097152rom10.rom10CRC(7d324280) (Fluke: 35D7)
0xE00000-0xFFFFFF2097152rom11.rom11CRC(11abaf1c) (Fluke: 32E3)
0xE00000-0xFFFFFF2097152rom11.rom11CRC(11abaf1c) (Fluke: 32E3)
0x1000000-0x11FFFFF2097152rom04.rom04CRC(d9f0bbd7)
0x1200000-0x13FFFFF2097152rom05.rom05CRC(512d6e25) (Fluke: D67B)
0x1400000-0x15FFFFF2097152rom06.rom06CRC(3ac26060) (Fluke: 3779)
0x1400000-0x15FFFFF2097152rom06.rom06CRC(3ac26060) (Fluke: 3779)
0x1600000-0x17FFFFF2097152rom15.rom15CRC(26a3b168) (Fluke: 2E6D)
0x1600000-0x17FFFFF2097152rom15.rom15CRC(26a3b168) (Fluke: 2E6D)
Memory Area:oki2
Address RangeLengthLabel/LocationDescription
0x0000-0x3FFFF262144rom01.binCRC(db8cb455) (Fluke: 9AB2)
0x0000-0x3FFFF262144rom01.binCRC(db8cb455) (Fluke: 9AB2)
Memory Area:user1
Address RangeLengthLabel/LocationDescription
0x0000-0x7FFFF524288rom00.binCRC(b10ba7ab) (Fluke: C872)
0x0000-0x7FFFF524288rom00.binCRC(b10ba7ab) (Fluke: C872)
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