diff options
-rw-r--r-- | .gitattributes | 2 | ||||
-rw-r--r-- | hash/c64_cart.xml | 23 | ||||
-rw-r--r-- | src/mess/machine/c64_vizastar.c | 90 | ||||
-rw-r--r-- | src/mess/machine/c64_vizastar.h | 48 | ||||
-rw-r--r-- | src/mess/machine/cbmipt.c | 1 | ||||
-rw-r--r-- | src/mess/machine/cbmipt.h | 1 | ||||
-rw-r--r-- | src/mess/mess.mak | 1 |
7 files changed, 166 insertions, 0 deletions
diff --git a/.gitattributes b/.gitattributes index 7207281fe30..a94052591b7 100644 --- a/.gitattributes +++ b/.gitattributes @@ -6984,6 +6984,8 @@ src/mess/machine/c64_tdos.c svneol=native#text/plain src/mess/machine/c64_tdos.h svneol=native#text/plain src/mess/machine/c64_turbo232.c svneol=native#text/plain src/mess/machine/c64_turbo232.h svneol=native#text/plain +src/mess/machine/c64_vizastar.c svneol=native#text/plain +src/mess/machine/c64_vizastar.h svneol=native#text/plain src/mess/machine/c64_vw64.c svneol=native#text/plain src/mess/machine/c64_vw64.h svneol=native#text/plain src/mess/machine/c64_warp_speed.c svneol=native#text/plain diff --git a/hash/c64_cart.xml b/hash/c64_cart.xml index 58dc89dd7e6..1b85b7e0399 100644 --- a/hash/c64_cart.xml +++ b/hash/c64_cart.xml @@ -6574,6 +6574,29 @@ </part> </software> + <software name="vizastar"> + <description>VizaStar XL4</description> + <year>1984</year> + <publisher>Viza</publisher> + <sharedfeat name="compatibility" value="NTSC,PAL"/> + + <part name="cart" interface="c64_cart"> + <feature name="slot" value="vizastar" /> + <feature name="game" value="1" /> + <feature name="exrom" value="0" /> + + <dataarea name="roml" size="0x1000"> + <rom name="v" size="0x1000" crc="d17689a0" sha1="4df4d254d7fae916c473d421515b2b74d77e9fd9" offset="0" /> + </dataarea> + </part> + + <part name="flop1" interface="floppy_5_25"> + <dataarea name="flop" size="350952"> + <rom name="vizastar.g64" size="350952" crc="c4f327ac" sha1="c4d35b895f73d7133a72a5d7642e3a588df5370f" offset="0" /> + </dataarea> + </part> + </software> + <!-- Dummy cartridge entries to allow requirement mappings from c64_flop --> <software name="cpm"> diff --git a/src/mess/machine/c64_vizastar.c b/src/mess/machine/c64_vizastar.c new file mode 100644 index 00000000000..b90eeb81db1 --- /dev/null +++ b/src/mess/machine/c64_vizastar.c @@ -0,0 +1,90 @@ +/********************************************************************** + + VizaWrite 64 cartridge emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +/* + + PCB Layout + ---------- + RB84 (C) MICROPORT + |===========================| + |=| | + |=| | + |=| | + |=| | + |=| ROM | + |=| | + |=| | + |=| | + |===========================| + + ROM - Hitachi HN462732G EPROM "V" + +*/ + +#include "c64_vizastar.h" + + + +//************************************************************************** +// MACROS/CONSTANTS +//************************************************************************** + +#define UNSCRAMBLE_ADDRESS(_offset) \ + BITSWAP16(_offset,15,14,13,12,5,0,7,10,11,9,8,6,4,3,2,1) + +#define UNSCRAMBLE_DATA(_data) \ + BITSWAP8(_data,7,6,0,5,1,4,2,3) + + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type C64_VIZASTAR = &device_creator<c64_vizastar_cartridge_device>; + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// c64_vizastar_cartridge_device - constructor +//------------------------------------------------- + +c64_vizastar_cartridge_device::c64_vizastar_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, C64_VIZASTAR, "VizaStar 64", tag, owner, clock), + device_c64_expansion_card_interface(mconfig, *this) +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void c64_vizastar_cartridge_device::device_start() +{ +} + + +//------------------------------------------------- +// c64_cd_r - cartridge data read +//------------------------------------------------- + +UINT8 c64_vizastar_cartridge_device::c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2) +{ + if (!roml) + { + data = UNSCRAMBLE_DATA(m_roml[UNSCRAMBLE_ADDRESS(offset & 0xfff)]); + } + + return data; +} diff --git a/src/mess/machine/c64_vizastar.h b/src/mess/machine/c64_vizastar.h new file mode 100644 index 00000000000..f5fe771cd2b --- /dev/null +++ b/src/mess/machine/c64_vizastar.h @@ -0,0 +1,48 @@ +/********************************************************************** + + VizaStar 64 cartridge emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __VIZASTAR__ +#define __VIZASTAR__ + + +#include "emu.h" +#include "machine/c64exp.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> c64_vizastar_cartridge_device + +class c64_vizastar_cartridge_device : public device_t, + public device_c64_expansion_card_interface +{ +public: + // construction/destruction + c64_vizastar_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + +protected: + // device-level overrides + virtual void device_config_complete() { m_shortname = "c64_vizastar"; } + virtual void device_start(); + + // device_c64_expansion_card_interface overrides + virtual UINT8 c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2); +}; + + +// device type definition +extern const device_type C64_VIZASTAR; + + +#endif diff --git a/src/mess/machine/cbmipt.c b/src/mess/machine/cbmipt.c index e33838f726d..1bac1f9225d 100644 --- a/src/mess/machine/cbmipt.c +++ b/src/mess/machine/cbmipt.c @@ -1171,6 +1171,7 @@ SLOT_INTERFACE_START( c64_expansion_cards ) SLOT_INTERFACE_INTERNAL("sw8k", C64_SW8K) SLOT_INTERFACE_INTERNAL("system3", C64_SYSTEM3) SLOT_INTERFACE_INTERNAL("tdos", C64_TDOS) + SLOT_INTERFACE_INTERNAL("vizastar", C64_VIZASTAR) SLOT_INTERFACE_INTERNAL("vizawrite", C64_VW64) SLOT_INTERFACE_INTERNAL("warp_speed", C64_WARP_SPEED) SLOT_INTERFACE_INTERNAL("westermann", C64_WESTERMANN) diff --git a/src/mess/machine/cbmipt.h b/src/mess/machine/cbmipt.h index af45e1ab8ec..63692214081 100644 --- a/src/mess/machine/cbmipt.h +++ b/src/mess/machine/cbmipt.h @@ -60,6 +60,7 @@ #include "machine/c64_system3.h" #include "machine/c64_tdos.h" #include "machine/c64_turbo232.h" +#include "machine/c64_vizastar.h" #include "machine/c64_vw64.h" #include "machine/c64_warp_speed.h" #include "machine/c64_westermann.h" diff --git a/src/mess/mess.mak b/src/mess/mess.mak index 82c76b9b21d..fd277b23a5d 100644 --- a/src/mess/mess.mak +++ b/src/mess/mess.mak @@ -896,6 +896,7 @@ $(MESSOBJ)/cbm.a: \ $(MESS_MACHINE)/c64_system3.o \ $(MESS_MACHINE)/c64_tdos.o \ $(MESS_MACHINE)/c64_turbo232.o \ + $(MESS_MACHINE)/c64_vizastar.o \ $(MESS_MACHINE)/c64_vw64.o \ $(MESS_MACHINE)/c64_warp_speed.o \ $(MESS_MACHINE)/c64_westermann.o \ |