mirror of
https://github.com/holub/mame
synced 2025-04-20 23:42:22 +03:00
odyssey2: add cartridge B pin
This commit is contained in:
hap
parent
88415d53e8
commit
a93e0407b9
@ -50,6 +50,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="58"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rally" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="0x4000">
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<rom name="air battle (europe).bin" offset="0x0000" size="0x3000" crc="d94d4109" sha1="66837bbd0b9df12c89215f533a1ec8b5a42d5610"/>
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<rom offset="0x1000" size="0x3000" loadflag="reload" />
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@ -63,6 +64,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Jopac</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="basket - bowling + (france).bin" size="8192" crc="b5fb1416" sha1="c341ed24346546b75de2ab24af1a9223ca2d1aac"/>
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</dataarea>
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@ -75,6 +77,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="tenpin bowling - basketball (europe).bin" size="8192" crc="e5fb4260" sha1="29d5c9b252e65d257f1472e343039ed8c47eeb05"/>
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</dataarea>
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@ -89,6 +92,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="JXA D03"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="billiard americain (france).bin" size="8192" crc="4cec1404" sha1="004ea921b691db6b310f5b51c495df9b86be3aa8"/>
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</dataarea>
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@ -102,6 +106,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="programmer" value="Ed Averett"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="billiard (europe).bin" size="8192" crc="3c949a57" sha1="4c7f1dc569e9abe829e36dbe42d91d39419bfd60"/>
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</dataarea>
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@ -114,6 +119,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="clay pigeon (europe).bin" size="8192" crc="6fabcb7e" sha1="3f6dbef6bf13427a52f4f7324d9c33cfce52adb0"/>
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</dataarea>
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@ -126,6 +132,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="clay pigeon (europe, alt).bin" size="8192" crc="7c989567" sha1="431547d04d5c57b0730b1136f8e68b0ac44b755f"/>
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</dataarea>
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@ -138,6 +145,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="cosmic conflict (europe).bin" size="8192" crc="a8dbed92" sha1="99932be5496a0daa7dffc70c7a3ab85bfa726043"/>
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</dataarea>
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@ -150,6 +158,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Radiola</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="demon attack (france).bin" size="8192" crc="50af9d45" sha1="cfd1337c8d5a40f2f4e1ab49158a8963764919da"/>
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</dataarea>
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@ -162,6 +171,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Jopac</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="exojet (france).bin" size="8192" crc="cfca6f39" sha1="8aafcd055a2ef45c3d85804c8a3ea04d9a9732ab"/>
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</dataarea>
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@ -174,6 +184,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Jopac</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="billard electrique (france).bin" size="8192" crc="ac5c74e6" sha1="215439c1044b93888b71bd6a210ebfda93d97c22"/>
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</dataarea>
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@ -186,6 +197,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="flipper (europe).bin" size="8192" crc="2fce9245" sha1="6510b54e3e9bf9bc7ae558d1d16fa73294701ddb"/>
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</dataarea>
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@ -198,6 +210,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="freedom fighters (europe).bin" size="8192" crc="1931f5c5" sha1="3f8d6cd5bed5244b400c69640065c77ec103a6cd"/>
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</dataarea>
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@ -210,6 +223,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Radiola</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="guerre de l'espace (france).bin" size="8192" crc="105231f8" sha1="9220dc32d3bb9225292f3e709d1320b9b1052140"/>
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</dataarea>
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@ -222,6 +236,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="killer bees (europe).bin" size="8192" crc="dee70b33" sha1="9253586337917bda0b7c43dbb251999b6c974f30"/>
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</dataarea>
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@ -234,6 +249,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Radiola</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="la ruche infernale (france).bin" size="8192" crc="20e2f7be" sha1="34f91468bf42b26eb237af342164043c16d173ca"/>
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</dataarea>
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@ -246,6 +262,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Radiola</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="le tresor englouti (france).bin" size="8192" crc="b2f0f0b4" sha1="c0fcaef6a18026e0acc04c3d48443d768043cb03"/>
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</dataarea>
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@ -259,6 +276,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="54"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="loony balloon (europe).bin" size="8192" crc="b932d584" sha1="8dd1cba7ce6622aaf5e1b432ab8d47e395d211f2"/>
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</dataarea>
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@ -272,6 +290,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="55"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rally" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="0x4000">
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<rom name="neutron star (europe).bin" offset="0x0000" size="0x3000" crc="be11157c" sha1="fde3e0791b9cbef91a8462764ebf09a457ffe038"/>
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<rom offset="0x1000" size="0x3000" loadflag="reload" />
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@ -286,6 +305,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="53"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="nightmare (europe).bin" size="8192" crc="26b0ff5b" sha1="c8988f13c2af7632de6ef326ed617279bf6c8221"/>
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</dataarea>
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@ -298,6 +318,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="pickaxe pete (europe).bin" size="8192" crc="b2ffb353" sha1="182829b4cd5184ab3705d26f75e3d8c497b5abf6"/>
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</dataarea>
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@ -310,6 +331,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="race - spin-out - cryptogram (europe).bin" size="8192" crc="ee3ee642" sha1="69a73208c0c0a6d1b879e62d0ccf3a5a534510bd"/>
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</dataarea>
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@ -322,6 +344,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Jopac</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="course de voitures - autodrome - cryptogramme (france).bin" size="8192" crc="9bc04ebb" sha1="e69e524eba10976310333787eafef1d18da6d568"/>
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</dataarea>
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@ -334,6 +357,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="satellite attack (europe).bin" size="8192" crc="b4735e6b" sha1="8bec213886d026040ed2037f01e8e9f81fa395b9"/>
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</dataarea>
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@ -346,6 +370,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="stone sling (europe).bin" size="8192" crc="2391c2fb" sha1="d358fcc6a0fa6469d7063114aa0dc143af14e3e9"/>
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</dataarea>
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@ -358,6 +383,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="terrahawks (europe).bin" size="8192" crc="764894a1" sha1="0c01df9799b6d0235fef3c86fec1beac5b0b2d74"/>
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</dataarea>
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@ -375,6 +401,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="flashpoint (usa)(proto)(pal conversion).bin" size="8192" crc="06861a9c" sha1="6810ccc1508244216860271417a866618a731ae2"/>
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</dataarea>
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@ -388,6 +415,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="59"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rally" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="0x4000">
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<rom name="helicopter rescue (europe).bin" size="0x4000" crc="c4134df8" sha1="7369a2d3fb81ddc4c8086bbcd245c11ea7aaa331"/>
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</dataarea>
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@ -401,6 +429,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="C7420"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_homecomp" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="0x4800">
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<rom name="z80_c7420.bin" offset="0x0000" size="0x4000" crc="939f0e4c" sha1="24c334ba4321f3dd30ac659d35e43f74283ad93b" />
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<rom name="vp_c7420.bin" offset="0x4000" size="0x0800" crc="8e824b98" sha1="60dfc1eea93c25f30d25e549f32f837e22735224" />
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@ -414,6 +443,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Radiola</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="moto-crash (france).bin" size="8192" crc="68560dc7" sha1="f6de2f95e5cf4849a4d7071b1a470c3ef0634e5f"/>
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</dataarea>
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@ -428,6 +458,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<info name="serial" value="57"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="norseman (europe).bin" size="8192" crc="a75c42f8" sha1="8e8fe23225631eef673517f3e2970eade15b7a5c"/>
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</dataarea>
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@ -440,6 +471,7 @@ The C7420 Home Computer Module contains a Z80, 16K RAM and 16K ROM.
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<publisher>Philips</publisher>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rally" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="0x4000">
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<rom name="trans american rally (europe).bin" size="0x4000" crc="0d2d721d" sha1="be8a9f2aa66acb4f5e288d1a77afada9565b530a"/>
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</dataarea>
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@ -390,6 +390,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
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<info name="serial" value="48"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="backgammon (europe).bin" size="8192" crc="9d2c45dc" sha1="bcb420dc1cc6fa5cf13dc46c546145953fb11643" offset="0" />
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</dataarea>
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@ -529,6 +530,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
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<info name="serial" value="56"/>
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<part name="cart" interface="odyssey_cart">
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<feature name="slot" value="o2_rom" />
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<feature name="b_pin" value="1" />
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<dataarea name="rom" size="8192">
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<rom name="blobbers (europe).bin" size="8192" crc="9d72d4e9" sha1="cae4e1f3ee090ec423aff89102f359b9e14dba41" offset="0" />
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</dataarea>
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@ -763,7 +765,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
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<feature name="slot" value="o2_rom" />
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<dataarea name="rom" size="2048">
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<rom name="blockout - breakdown (usa, europe).bin" size="2048" crc="fb83171e" sha1="00ef6868724a6826534da620f34dad207fcb3800" offset="0" />
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</dataarea>
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</dataarea>
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</part>
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</software>
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@ -1647,6 +1649,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
|
||||
<info name="serial" value="50"/>
|
||||
<part name="cart" interface="odyssey_cart">
|
||||
<feature name="slot" value="o2_rom" />
|
||||
<feature name="b_pin" value="1" />
|
||||
<dataarea name="rom" size="4096">
|
||||
<rom name="super bee (europe).bin" size="4096" crc="9585d511" sha1="dfcfd9c019773e703aa130bc55f5b2f972ece8f0" offset="0" />
|
||||
</dataarea>
|
||||
@ -1659,6 +1662,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
|
||||
<publisher>Philips</publisher>
|
||||
<part name="cart" interface="odyssey_cart">
|
||||
<feature name="slot" value="o2_rom" />
|
||||
<feature name="b_pin" value="1" />
|
||||
<dataarea name="rom" size="4096">
|
||||
<rom name="super bee (brazil).bin" size="4096" crc="02743352" sha1="98c1f3a9726fe1ba880d43f0ba004821c4cbec6c" offset="0" />
|
||||
</dataarea>
|
||||
@ -1813,6 +1817,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
|
||||
<info name="serial" value="49"/>
|
||||
<part name="cart" interface="odyssey_cart">
|
||||
<feature name="slot" value="o2_rom" />
|
||||
<feature name="b_pin" value="1" />
|
||||
<dataarea name="rom" size="8192">
|
||||
<rom name="turtles (europe).bin" size="8192" crc="1c750349" sha1="1fdca749675f62212d0b79c5f0911bcabc4e4e11" offset="0" />
|
||||
</dataarea>
|
||||
@ -1827,6 +1832,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
|
||||
<info name="serial" value="AC9446"/>
|
||||
<part name="cart" interface="odyssey_cart">
|
||||
<feature name="slot" value="o2_rom" />
|
||||
<feature name="b_pin" value="1" />
|
||||
<dataarea name="rom" size="8192">
|
||||
<rom name="turtles (usa).bin" size="8192" crc="9e42e766" sha1="ee456305397ecbd54fffa0bb7a894f53976d2a7c" offset="0" />
|
||||
</dataarea>
|
||||
@ -1912,6 +1918,7 @@ The C7010 Chess Module had a NSC800 CMOS microprocessor, with 2K RAM and 8K ROM.
|
||||
<info name="programmer" value="Soeren Gust" />
|
||||
<part name="cart" interface="odyssey_cart">
|
||||
<feature name="slot" value="o2_ktaa" />
|
||||
<feature name="b_pin" value="1" />
|
||||
<dataarea name="rom" size="12288">
|
||||
<rom name="ktaa.bin" size="12288" crc="4e2cc6d3" sha1="42ad0c57bd16b7f24c242f60b5c0e9988d8dfba8" offset="0" />
|
||||
</dataarea>
|
||||
|
||||
@ -55,16 +55,6 @@ void device_o2_cart_interface::rom_alloc(uint32_t size, const char *tag)
|
||||
}
|
||||
|
||||
|
||||
//-------------------------------------------------
|
||||
// ram_alloc - alloc the space for the ram
|
||||
//-------------------------------------------------
|
||||
|
||||
void device_o2_cart_interface::ram_alloc(uint32_t size)
|
||||
{
|
||||
m_ram.resize(size);
|
||||
}
|
||||
|
||||
|
||||
//**************************************************************************
|
||||
// LIVE DEVICE
|
||||
//**************************************************************************
|
||||
@ -78,6 +68,7 @@ o2_cart_slot_device::o2_cart_slot_device(const machine_config &mconfig, const ch
|
||||
, device_single_card_slot_interface<device_o2_cart_interface>(mconfig, *this)
|
||||
, m_type(O2_STD)
|
||||
, m_cart(nullptr)
|
||||
, m_b(0)
|
||||
{
|
||||
}
|
||||
|
||||
@ -156,19 +147,23 @@ image_init_result o2_cart_slot_device::call_load()
|
||||
uint32_t size = !loaded_through_softlist() ? length() : get_software_region_length("rom");
|
||||
m_cart->rom_alloc(size, tag());
|
||||
|
||||
if (!loaded_through_softlist())
|
||||
fread(m_cart->get_rom_base(), size);
|
||||
else
|
||||
memcpy(m_cart->get_rom_base(), get_software_region("rom"), size);
|
||||
|
||||
if (loaded_through_softlist())
|
||||
{
|
||||
memcpy(m_cart->get_rom_base(), get_software_region("rom"), size);
|
||||
|
||||
const char *pcb_name = get_feature("slot");
|
||||
if (pcb_name)
|
||||
m_type = o2_get_pcb_id(pcb_name);
|
||||
|
||||
// Videopac+ determines whether the screen should have a border, with a gate connected
|
||||
// to the cartridge B pin. This way, old Videopac games can still run in full screen.
|
||||
m_b = bool(strtoul(get_feature("b_pin"), nullptr, 0)) ? 1 : 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
fread(m_cart->get_rom_base(), size);
|
||||
m_type = (size == 16384) ? O2_RALLY : O2_STD;
|
||||
}
|
||||
|
||||
m_cart->cart_init();
|
||||
|
||||
@ -238,6 +233,18 @@ uint8_t o2_cart_slot_device::io_read(offs_t offset)
|
||||
return 0xff;
|
||||
}
|
||||
|
||||
int o2_cart_slot_device::b_read()
|
||||
{
|
||||
if (m_cart)
|
||||
{
|
||||
int b = m_cart->b_read();
|
||||
const bool override = b != -1;
|
||||
return override ? b : m_b;
|
||||
}
|
||||
else
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
#include "bus/odyssey2/rom.h"
|
||||
#include "bus/odyssey2/4in1.h"
|
||||
|
||||
@ -43,15 +43,13 @@ public:
|
||||
virtual void io_write(offs_t offset, uint8_t data) { }
|
||||
virtual uint8_t io_read(offs_t offset) { return 0xff; }
|
||||
virtual DECLARE_READ_LINE_MEMBER(t0_read) { return 0; }
|
||||
virtual int b_read() { return -1; }
|
||||
|
||||
virtual void cart_init() { } // called after loading ROM
|
||||
|
||||
void rom_alloc(uint32_t size, const char *tag);
|
||||
void ram_alloc(uint32_t size);
|
||||
uint8_t* get_rom_base() { return m_rom; }
|
||||
uint8_t* get_ram_base() { return &m_ram[0]; }
|
||||
uint32_t get_rom_size() { return m_rom_size; }
|
||||
uint32_t get_ram_size() { return m_ram.size(); }
|
||||
|
||||
protected:
|
||||
device_o2_cart_interface(const machine_config &mconfig, device_t &device);
|
||||
@ -59,7 +57,6 @@ protected:
|
||||
// internal state
|
||||
uint8_t *m_rom;
|
||||
uint32_t m_rom_size;
|
||||
std::vector<uint8_t> m_ram;
|
||||
};
|
||||
|
||||
|
||||
@ -108,6 +105,7 @@ public:
|
||||
void io_write(offs_t offset, uint8_t data);
|
||||
uint8_t io_read(offs_t offset);
|
||||
DECLARE_READ_LINE_MEMBER(t0_read) { if (m_cart) return m_cart->t0_read(); else return 0; }
|
||||
int b_read();
|
||||
|
||||
void write_p1(uint8_t data) { if (m_cart) m_cart->write_p1(data); }
|
||||
void write_p2(uint8_t data) { if (m_cart) m_cart->write_p2(data); }
|
||||
@ -121,6 +119,7 @@ protected:
|
||||
|
||||
int m_type;
|
||||
device_o2_cart_interface* m_cart;
|
||||
int m_b;
|
||||
};
|
||||
|
||||
// device type definition
|
||||
|
||||
@ -34,6 +34,7 @@ public:
|
||||
virtual void io_write(offs_t offset, u8 data) override;
|
||||
virtual u8 io_read(offs_t offset) override { return (m_subslot->exists()) ? m_subslot->io_read(offset) : 0xff; }
|
||||
virtual DECLARE_READ_LINE_MEMBER(t0_read) override;
|
||||
virtual int b_read() override { return (m_subslot->exists()) ? m_subslot->b_read() : -1; }
|
||||
|
||||
protected:
|
||||
// device-level overrides
|
||||
|
||||
@ -416,7 +416,7 @@ void mcs48_cpu_device::push_pc_psw()
|
||||
uint8_t sp = m_psw & 0x07;
|
||||
ram_w(8 + 2*sp, m_pc);
|
||||
ram_w(9 + 2*sp, ((m_pc >> 8) & 0x0f) | (m_psw & 0xf0));
|
||||
m_psw = (m_psw & 0xf8) | ((sp + 1) & 0x07);
|
||||
m_psw = (m_psw & 0xf0) | ((sp + 1) & 0x07);
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -36,7 +36,7 @@ TODO:
|
||||
- backgamm doesn't draw all the sprites, what causes it? It doesn't seem like
|
||||
it's a 824x bug since it does properly write data in the partial screen updates
|
||||
- 824x screen resolution is not strictly defined, height(243) is correct, but
|
||||
horizontal overscan differs depending on monitor/tv?
|
||||
horizontal overscan differs depending on monitor/tv? see syracuse for overscan
|
||||
- 824x on the real console, overlapping characters on eachother will cause
|
||||
glitches (it is used to an advantage in some as-of-yet undumped homebrews)
|
||||
- 8244(NTSC) is not supposed to show characters near the upper border, but
|
||||
@ -44,19 +44,20 @@ TODO:
|
||||
- 8245(PAL) video timing is not 100% accurate, though vtotal and htotal should
|
||||
be correct
|
||||
- ppp(the tetris game) does not work properly on PAL, is this homebrew NTSC-only,
|
||||
or is it due to PAL video timing? The game does mid-scanline updates
|
||||
or is PAL detection going wrong? The game does mid-scanline updates
|
||||
- g7400 helicopt sometimes locks up at the sea level, timing related?
|
||||
- g7400 probably has different video timing too (not same as g7000)
|
||||
- 4in1 and musician are not supposed to work on g7400, but work fine on MAME,
|
||||
reason they shouldn't work is probably because they write to P2
|
||||
caused by bus conflict or because they write to P2?
|
||||
- verify odyssey3 cpu/video clocks
|
||||
- odyssey3 keyboard layout is not the same as g7400, but there is no software
|
||||
to test the scancodes
|
||||
|
||||
BTANB:
|
||||
- a lot of PAL games have problems on NTSC (the other way around, not so much)
|
||||
- g7400 games don't look correct on odyssey3: ef934x graphics are placed lower
|
||||
- Blackjack (Videopac 5) does not work on G7400
|
||||
- g7400 games don't look correct on odyssey3 and vice versa: ef934x graphics are
|
||||
placed lower on odyssey3
|
||||
- Blackjack (Videopac 5) does not work on G7400, caused by a removed BIOS routine
|
||||
|
||||
Plenty games have minor bugs not worth mentioning here.
|
||||
|
||||
@ -254,14 +255,18 @@ uint32_t g7400_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap,
|
||||
|
||||
for (int x = clip.min_x; x <= clip.max_x; x++)
|
||||
{
|
||||
uint16_t d = bitmap.pix16(y, x);
|
||||
uint16_t d = bitmap.pix16(y, x) & 7;
|
||||
uint16_t e = ef934x_bitmap->pix16(y, x);
|
||||
|
||||
// I outputs to CX
|
||||
bool i2 = !BIT(m_mix_ef934x, e & 0x07);
|
||||
// i8244 decoder enable is masked with cartridge pin B
|
||||
bool en = (e & 8) || !m_cart->b_read();
|
||||
e &= 7;
|
||||
|
||||
// ef934x decoder output is tied to CX
|
||||
bool i2 = !BIT(m_mix_ef934x, e);
|
||||
m_i8244->write_cx(x, i2);
|
||||
|
||||
if (m_mix_i8244 == 0xff || ((e & 0x08) && BIT(m_mix_i8244, d & 0x07)))
|
||||
if (en && BIT(m_mix_i8244, d))
|
||||
{
|
||||
// Use i8245 input
|
||||
bitmap.pix16(y, x) |= lum;
|
||||
@ -269,7 +274,7 @@ uint32_t g7400_state::screen_update(screen_device &screen, bitmap_ind16 &bitmap,
|
||||
else
|
||||
{
|
||||
// Use EF934x input
|
||||
bitmap.pix16(y, x) = i2 ? e | 0x08 : e & 0x07;
|
||||
bitmap.pix16(y, x) = e | (i2 ? 8 : 0);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -666,7 +671,7 @@ void odyssey2_state::odyssey2(machine_config &config)
|
||||
|
||||
I8244(config, m_i8244, XTAL(7'159'090) / 2);
|
||||
m_i8244->set_screen("screen");
|
||||
m_i8244->set_screen_size(356, 243);
|
||||
m_i8244->set_screen_size(360, 243);
|
||||
m_i8244->irq_cb().set_inputline(m_maincpu, MCS48_INPUT_IRQ);
|
||||
m_i8244->add_route(ALL_OUTPUTS, "mono", 0.40);
|
||||
|
||||
@ -685,7 +690,7 @@ void odyssey2_state::videopac(machine_config &config)
|
||||
// PAL video chip
|
||||
I8245(config.replace(), m_i8244, XTAL(17'734'476) / 5);
|
||||
m_i8244->set_screen("screen");
|
||||
m_i8244->set_screen_size(356, 243);
|
||||
m_i8244->set_screen_size(360, 243);
|
||||
m_i8244->irq_cb().set_inputline(m_maincpu, MCS48_INPUT_IRQ);
|
||||
m_i8244->add_route(ALL_OUTPUTS, "mono", 0.40);
|
||||
|
||||
@ -739,7 +744,7 @@ void g7400_state::g7400(machine_config &config)
|
||||
|
||||
I8245(config, m_i8244, XTAL(8'867'000)/5 * 2);
|
||||
m_i8244->set_screen("screen");
|
||||
m_i8244->set_screen_size(356, 243);
|
||||
m_i8244->set_screen_size(360, 243);
|
||||
m_i8244->irq_cb().set_inputline(m_maincpu, MCS48_INPUT_IRQ);
|
||||
m_i8244->add_route(ALL_OUTPUTS, "mono", 0.40);
|
||||
|
||||
@ -758,7 +763,7 @@ void g7400_state::odyssey3(machine_config &config)
|
||||
// NTSC video chip
|
||||
I8244(config.replace(), m_i8244, XTAL(7'159'090) / 2);
|
||||
m_i8244->set_screen("screen");
|
||||
m_i8244->set_screen_size(356, 243);
|
||||
m_i8244->set_screen_size(360, 243);
|
||||
m_i8244->irq_cb().set_inputline(m_maincpu, MCS48_INPUT_IRQ);
|
||||
m_i8244->add_route(ALL_OUTPUTS, "mono", 0.40);
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user