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Merge pull request #40 from shattered/_e201cdc

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mikrosha: add cartslot and one ROM cart
This commit is contained in:
Miodrag Milanović 2014-11-08 12:00:16 +01:00
commit 99e9729d57
2 changed files with 34 additions and 3 deletions
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16
hash/mikrosha_cart.xml Normal file
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@ -0,0 +1,16 @@
<?xml version="1.0"?>
<!DOCTYPE softwarelist SYSTEM "softwarelist.dtd">
<softwarelist name="mikrosha_cart" description="Mikrosha cartridges">
<software name="micron">
<description>BASIC-Micron, ED.Micron, Assembler</description>
<year>19??</year>
<publisher>&lt;unknown&gt;</publisher>
<part name="cart" interface="mikrosha_cart">
<dataarea name="rom" size="16384">
<rom name="micron.rom" size="16384" crc="42ac7739" sha1="ca7ac6e0f38d54274db14d1dd4141722908b2d8b" offset="0" />
</dataarea>
</part>
</software>
</softwarelist>

21
src/mess/drivers/mikrosha.c
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@ -21,17 +21,28 @@ class mikrosha_state : public radio86_state
{ {
public: public:
mikrosha_state(const machine_config &mconfig, device_type type, const char *tag) mikrosha_state(const machine_config &mconfig, device_type type, const char *tag)
: radio86_state(mconfig, type, tag) { } : radio86_state(mconfig, type, tag),
m_cart(*this, "cartslot")
{ }
DECLARE_WRITE_LINE_MEMBER(mikrosha_pit_out2); DECLARE_WRITE_LINE_MEMBER(mikrosha_pit_out2);
I8275_DRAW_CHARACTER_MEMBER(display_pixels); I8275_DRAW_CHARACTER_MEMBER(display_pixels);
DECLARE_MACHINE_RESET(mikrosha);
protected:
required_device<generic_slot_device> m_cart;
}; };
MACHINE_RESET_MEMBER(mikrosha_state,mikrosha)
{
if (m_cart->exists())
m_maincpu->space(AS_PROGRAM).install_read_handler(0x8000, 0x8000+m_cart->get_rom_size()-1, read8_delegate(FUNC(generic_slot_device::read_rom),(generic_slot_device*)m_cart));
radio86_state::machine_reset();
}
/* Address maps */ /* Address maps */
static ADDRESS_MAP_START(mikrosha_mem, AS_PROGRAM, 8, mikrosha_state ) static ADDRESS_MAP_START(mikrosha_mem, AS_PROGRAM, 8, mikrosha_state )
AM_RANGE( 0x0000, 0x0fff ) AM_RAMBANK("bank1") // First bank AM_RANGE( 0x0000, 0x0fff ) AM_RAMBANK("bank1") // First bank
AM_RANGE( 0x1000, 0x7fff ) AM_RAM // RAM AM_RANGE( 0x1000, 0x7fff ) AM_RAM // RAM
AM_RANGE( 0x8000, 0xbfff ) AM_READ(radio_cpu_state_r) // Not connected
AM_RANGE( 0xc000, 0xc003 ) AM_DEVREADWRITE("ppi8255_1", i8255_device, read, write) AM_MIRROR(0x07fc) AM_RANGE( 0xc000, 0xc003 ) AM_DEVREADWRITE("ppi8255_1", i8255_device, read, write) AM_MIRROR(0x07fc)
AM_RANGE( 0xc800, 0xc803 ) AM_DEVREADWRITE("ppi8255_2", i8255_device, read, write) AM_MIRROR(0x07fc) AM_RANGE( 0xc800, 0xc803 ) AM_DEVREADWRITE("ppi8255_2", i8255_device, read, write) AM_MIRROR(0x07fc)
AM_RANGE( 0xd000, 0xd001 ) AM_DEVREADWRITE("i8275", i8275_device, read, write) AM_MIRROR(0x07fe) // video AM_RANGE( 0xd000, 0xd001 ) AM_DEVREADWRITE("i8275", i8275_device, read, write) AM_MIRROR(0x07fe) // video
@ -189,7 +200,7 @@ static MACHINE_CONFIG_START( mikrosha, mikrosha_state )
MCFG_CPU_PROGRAM_MAP(mikrosha_mem) MCFG_CPU_PROGRAM_MAP(mikrosha_mem)
MCFG_CPU_IO_MAP(mikrosha_io) MCFG_CPU_IO_MAP(mikrosha_io)
MCFG_MACHINE_RESET_OVERRIDE(mikrosha_state, radio86 ) MCFG_MACHINE_RESET_OVERRIDE(mikrosha_state, mikrosha)
MCFG_DEVICE_ADD("ppi8255_1", I8255, 0) MCFG_DEVICE_ADD("ppi8255_1", I8255, 0)
MCFG_I8255_IN_PORTA_CB(READ8(radio86_state, radio86_8255_portb_r2)) MCFG_I8255_IN_PORTA_CB(READ8(radio86_state, radio86_8255_portb_r2))
@ -238,7 +249,11 @@ static MACHINE_CONFIG_START( mikrosha, mikrosha_state )
MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED) MCFG_CASSETTE_DEFAULT_STATE(CASSETTE_STOPPED | CASSETTE_SPEAKER_ENABLED | CASSETTE_MOTOR_ENABLED)
MCFG_CASSETTE_INTERFACE("mikrosha_cass") MCFG_CASSETTE_INTERFACE("mikrosha_cass")
MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "mikrosha_cart")
MCFG_GENERIC_EXTENSIONS("bin,rom")
MCFG_SOFTWARE_LIST_ADD("cass_list","mikrosha") MCFG_SOFTWARE_LIST_ADD("cass_list","mikrosha")
MCFG_SOFTWARE_LIST_ADD("cart_list","mikrosha_cart")
MACHINE_CONFIG_END MACHINE_CONFIG_END