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(MESS)gamate - multi cartridge support [Peter Trauner]

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This commit is contained in:
Miodrag Milanovic 2014-12-24 08:20:34 +01:00
parent eb8e025b26
commit ee47ba18c5
1 changed files with 11 additions and 3 deletions
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14
src/mess/drivers/gamate.c
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@ -2,6 +2,7 @@
PeT mess@utanet.at 2007, 2014 PeT mess@utanet.at 2007, 2014
Peter Wilhelmsen peter.wilhelmsen@gmail.com Peter Wilhelmsen peter.wilhelmsen@gmail.com
Morten Shearman Kirkegaard morten+gamate@afdelingp.dk Morten Shearman Kirkegaard morten+gamate@afdelingp.dk
Juan Félix Mateos vectrex@hackermesh.org
******************************************************************************/ ******************************************************************************/
#include "emu.h" #include "emu.h"
@ -27,6 +28,7 @@ public:
DECLARE_READ8_MEMBER(protection_r); DECLARE_READ8_MEMBER(protection_r);
DECLARE_READ8_MEMBER(gamate_cart_protection_r); DECLARE_READ8_MEMBER(gamate_cart_protection_r);
DECLARE_WRITE8_MEMBER(gamate_cart_protection_w); DECLARE_WRITE8_MEMBER(gamate_cart_protection_w);
DECLARE_WRITE8_MEMBER(cart_bankswitchmulti_w);
DECLARE_WRITE8_MEMBER(cart_bankswitch_w); DECLARE_WRITE8_MEMBER(cart_bankswitch_w);
DECLARE_READ8_MEMBER(gamate_video_r); DECLARE_READ8_MEMBER(gamate_video_r);
DECLARE_READ8_MEMBER(gamate_pad_r); DECLARE_READ8_MEMBER(gamate_pad_r);
@ -134,6 +136,11 @@ WRITE8_MEMBER( gamate_state::gamate_video_w )
} }
} }
WRITE8_MEMBER( gamate_state::cart_bankswitchmulti_w )
{
membank("bankmulti")->set_base(m_cart->get_rom_base()+0x4000*data);
}
WRITE8_MEMBER( gamate_state::cart_bankswitch_w ) WRITE8_MEMBER( gamate_state::cart_bankswitch_w )
{ {
membank("bank")->set_base(m_cart->get_rom_base()+0x4000*data); membank("bank")->set_base(m_cart->get_rom_base()+0x4000*data);
@ -181,11 +188,12 @@ static ADDRESS_MAP_START( gamate_mem, AS_PROGRAM, 8, gamate_state )
AM_RANGE(0x5000, 0x5007) AM_READWRITE(gamate_video_r, gamate_video_w) AM_RANGE(0x5000, 0x5007) AM_READWRITE(gamate_video_r, gamate_video_w)
AM_RANGE(0x5a00, 0x5a00) AM_READ(protection_r) AM_RANGE(0x5a00, 0x5a00) AM_READ(protection_r)
AM_RANGE(0x6000, 0x9fff) AM_ROM AM_RANGE(0x6000, 0x9fff) AM_READ_BANK("bankmulti")
AM_RANGE(0xa000, 0xdfff) AM_READ_BANK("bank") AM_RANGE(0xa000, 0xdfff) AM_READ_BANK("bank")
AM_RANGE(0x6000, 0x6002) AM_READWRITE(gamate_cart_protection_r, gamate_cart_protection_w) AM_RANGE(0x6000, 0x6002) AM_READWRITE(gamate_cart_protection_r, gamate_cart_protection_w)
// AM_RANGE(0x6000, 0xdfff) AM_READWRITE(gamate_cart_r, gamate_cart_w) // AM_RANGE(0x6000, 0xdfff) AM_READWRITE(gamate_cart_r, gamate_cart_w)
AM_RANGE(0x8000, 0x8000) AM_WRITE(cart_bankswitchmulti_w)
AM_RANGE(0xc000, 0xc000) AM_WRITE(cart_bankswitch_w) AM_RANGE(0xc000, 0xc000) AM_WRITE(cart_bankswitch_w)
AM_RANGE(0xf000, 0xffff) AM_ROM AM_SHARE("bios") AM_RANGE(0xf000, 0xffff) AM_ROM AM_SHARE("bios")
@ -290,9 +298,9 @@ DRIVER_INIT_MEMBER(gamate_state,gamate)
void gamate_state::machine_start() void gamate_state::machine_start()
{ {
if (m_cart->exists()) { if (m_cart->exists()) {
m_maincpu->space(AS_PROGRAM).install_read_handler(0x6000, 0x9fff, read8_delegate(FUNC(generic_slot_device::read_rom),(generic_slot_device*)m_cart));
// m_maincpu->space(AS_PROGRAM).install_read_handler(0x6000, 0x6000, READ8_DELEGATE(gamate_state, gamate_cart_protection_r)); // m_maincpu->space(AS_PROGRAM).install_read_handler(0x6000, 0x6000, READ8_DELEGATE(gamate_state, gamate_cart_protection_r));
membank("bank")->set_base(m_cart->get_rom_base()+0x4000); membank("bankmulti")->set_base(m_cart->get_rom_base());
membank("bank")->set_base(m_cart->get_rom_base()+0x4000); // bankswitched games in reality no offset
} }
m_bios[0xdf1]=0xea; m_bios[0xdf2]=0xea; // $47 protection readback m_bios[0xdf1]=0xea; m_bios[0xdf2]=0xea; // $47 protection readback
card_protection.address=0x6005-0x6001; card_protection.address=0x6005-0x6001;