Primella 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.

Primella (Dooyong (NTC license), 1994)

Memory Area:bluehawk_sound_map

Address Range	Length	Function	Description
0x0000-0xEFFF	61440	ROM
0xF000-0xF7FF	2048	RAM
0xF800	1	Device Read	soundlatch, generic_latch_8_device, read
0xF808-0xF809	2	Device Read/Write	ymsnd, ym2151_device, read, write
0xF80A	1	Device Read/Write	oki, okim6295_device, read, write

Memory Area:primella_map

Address Range	Length	Function	Description
0x0000-0x7FFF	32768	ROM
0x8000-0xBFFF	16384	ROM Bank	bank1
0xC000-0xCFFF	4096	RAM
0xD000-0xD3FF	1024	RAM	(/* what is this? looks like a palette? scratchpad RAM maybe? */)
0xE000-0xEFFF	4096	Read/Write	bluehawk_tx_r, bluehawk_tx_w
0xF000-0xF7FF	2048	Device Write, Shared	palette, palette_device, write, palette
0xF800	1	Read Port	DSWA
0xF800	1	Write	primella_ctrl_w (/* bank switch, flip screen etc */)
0xF810	1	Device Write	soundlatch, generic_latch_8_device, write
0xF810	1	Read Port	DSWB
0xF820	1	Read Port	P1
0xF830	1	Read Port	P2
0xF840	1	Read Port	SYSTEM
0xFC00-0xFC07	8	Device Write	bg, dooyong_rom_tilemap_device, ctrl_w
0xFC08-0xFC0F	8	Device Write	fg, dooyong_rom_tilemap_device, ctrl_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:audiocpu

Address Range	Length	Label/Location	Description
0x0000-0xFFFF	65536	gd94_003.r6	CRC(ea41c4ad) (Fluke: 02EB)

Memory Area:gfx1

Address Range	Length	Label/Location	Description
0x0000-0x1FFFF	131072	gd94_002.c5	CRC(8575e64b) (Fluke: 389A)

Memory Area:maincpu

Address Range	Length	Label/Location	Description
0x0000-0x1FFFF	131072	1_d3.bin	CRC(82fea4e0) (Fluke: 587E)

Memory Area:oki

Address Range	Length	Label/Location	Description
0x0000-0x1FFFF	131072	gd94_008.r9	CRC(f92e5803),6_r9 (Fluke: 338A)