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(MESS) megadriv: slightly improved support for CodeMasters 2-in-1 carts

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and added a pair of unlicensed game dumps. nw.
This commit is contained in:
etabeta78 2014-12-27 01:00:48 +01:00
parent e2bc8a0295
commit 608d952074
3 changed files with 28 additions and 6 deletions
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30
hash/megadriv.xml
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@ -119,9 +119,9 @@ Info on Sega chip labels (from Sunbeam / Digital Corruption)
<feature name="u2" value="FANTASTIC DIZZY MD MDFD BB07"/> <!-- location not really marked on PCB, using u2 for consistency -->
<feature name="left" value="GD74HC00"/>
<feature name="right" value="GD74HC74"/>
<dataarea name="rom" width="16" endianness="big" size="2621440">
<rom name="cosmic spacehead md mdcs e4f7.u1" size="1048576" crc="cb89e605" sha1="b5bc4a786639d1b8ae6de76f40dbe907b3f0b642" offset="0x000000"/>
<rom name="fantastic dizzy md mdfd bb07.u2" size="524288" crc="46447e7a" sha1="b320174d3b43f30b477818a27b4da30462a52003" offset="0x200000"/>
<dataarea name="rom" width="16" endianness="big" size="4194304">
<rom name="fantastic dizzy md mdfd bb07.u2" size="524288" crc="46447e7a" sha1="b320174d3b43f30b477818a27b4da30462a52003" offset="0x000000"/>
<rom name="cosmic spacehead md mdcs e4f7.u1" size="1048576" crc="cb89e605" sha1="b5bc4a786639d1b8ae6de76f40dbe907b3f0b642" offset="0x200000"/>
</dataarea>
</part>
</software>
@ -9602,7 +9602,7 @@ Info on Sega chip labels (from Sunbeam / Digital Corruption)
<publisher>Codemasters</publisher>
<part name="cart" interface="megadriv_cart">
<feature name="slot" value="rom_cm2in1"/>
<dataarea name="rom" width="16" endianness="big" size="2621440">
<dataarea name="rom" width="16" endianness="big" size="4194304">
<rom name="mdppf821.bin" size="2097152" crc="32dd8351" sha1="928f46ca87886c6e72d10f7c9db29b09e483bc49" offset="0x000000"/>
<rom name="mdmm acd3.bin" size="524288" crc="50081a0b" sha1="56a8844c376f2e79e92cf128681fa3fef81c36d6" offset="0x200000"/>
</dataarea>
@ -30078,6 +30078,17 @@ Notice that these are not working on real hardware due to bugged code with VDP i
</part>
</software>
<software name="linkdrgn">
<description>Link Dragon</description>
<year>1993</year>
<publisher>Songtly</publisher>
<part name="cart" interface="megadriv_cart">
<dataarea name="rom" width="16" endianness="big" size="262144">
<rom name="link dragon (unl).bin" size="262144" crc="1b86e623" sha1="09e4b59da3344f16ce6173c432c88ee9a12a3561" offset="0x000000"/>
</dataarea>
</part>
</software>
<software name="lionkin3a" cloneof="lionkin3">
<description>Lion King 3 (Alt?)</description>
<year>199?</year>
@ -30173,6 +30184,17 @@ Notice that these are not working on real hardware due to bugged code with VDP i
</part>
</software>
<software name="tankwar">
<description>Super Tank War</description>
<year>199?</year>
<publisher>Gamtec</publisher>
<part name="cart" interface="megadriv_cart">
<dataarea name="rom" width="16" endianness="big" size="262144">
<rom name="super tank war (unlicensed) [raw dump].bin" size="262144" crc="5e519ea1" sha1="7e00475f99035fb20f624a7fe0d6bb77c7e834b1" offset="0x000000"/>
</dataarea>
</part>
</software>
<!-- Other Dumps to be sorted -->

2
src/emu/bus/megadrive/md_slot.c
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@ -384,7 +384,7 @@ int base_md_cart_slot_device::load_list()
m_type = md_get_pcb_id(slot_name);
// handle mirroring of ROM, unless it's SSF2 or Pier Solar
if (m_type != SSF2 && m_type != PSOLAR)
if (m_type != SSF2 && m_type != PSOLAR && m_type != CM_2IN1)
m_cart->rom_map_setup(length);
return IMAGE_INIT_PASS;

2
src/emu/bus/megadrive/rom.c
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@ -531,7 +531,7 @@ WRITE16_MEMBER(md_rom_ssf2_device::write_a13)
CODEMASTERS 2 IN 1 (RESET BASED)
-------------------------------------------------*/
#define MD_ADDR_CM2IN1(a) (m_base == 0 ? ((a << 1) & 0x1fffff)/2 : (((a << 1) & 0x7ffff) + 0x200000)/2)
#define MD_ADDR_CM2IN1(a) (m_base == 0 ? ((a << 1) & 0x1fffff)/2 : (((a << 1) & 0x1fffff) + 0x200000)/2)
READ16_MEMBER(md_rom_cm2in1_device::read)
{