Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-07-06 18:39:28 +03:00
Code Issues Actions 4 Packages Projects Releases Wiki Activity

(MESS) scorpion tags (nw)

Browse Source
This commit is contained in:
Robbbert 2013-01-27 23:50:34 +00:00
parent 633f90cdc8
commit 25cbda7ca0
2 changed files with 68 additions and 56 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
src/mess/drivers/atm.c
View File

@ -38,7 +38,6 @@ public:
DECLARE_WRITE8_MEMBER(atm_port_7ffd_w); DECLARE_WRITE8_MEMBER(atm_port_7ffd_w);
DIRECT_UPDATE_MEMBER(atm_direct); DIRECT_UPDATE_MEMBER(atm_direct);
DECLARE_MACHINE_RESET(atm); DECLARE_MACHINE_RESET(atm);
void atm_update_memory();
protected: protected:
required_device<cpu_device> m_maincpu; required_device<cpu_device> m_maincpu;
required_memory_bank m_bank1; required_memory_bank m_bank1;
@ -49,6 +48,7 @@ protected:
required_device<ram_device> m_ram; required_device<ram_device> m_ram;
private: private:
UINT8 *m_p_ram; UINT8 *m_p_ram;
void atm_update_memory();
}; };
@ -91,21 +91,20 @@ DIRECT_UPDATE_MEMBER(atm_state::atm_direct)
void atm_state::atm_update_memory() void atm_state::atm_update_memory()
{ {
spectrum_state *state = machine().driver_data<spectrum_state>();
UINT8 *messram = m_ram->pointer(); UINT8 *messram = m_ram->pointer();
state->m_screen_location = messram + ((state->m_port_7ffd_data & 8) ? (7<<14) : (5<<14)); m_screen_location = messram + ((m_port_7ffd_data & 8) ? (7<<14) : (5<<14));
m_bank4->set_base(messram + ((state->m_port_7ffd_data & 0x07) * 0x4000)); m_bank4->set_base(messram + ((m_port_7ffd_data & 0x07) * 0x4000));
if (m_beta->started() && betadisk_is_active(m_beta) && !( state->m_port_7ffd_data & 0x10 ) ) if (m_beta->started() && betadisk_is_active(m_beta) && !( m_port_7ffd_data & 0x10 ) )
state->m_ROMSelection = 3; m_ROMSelection = 3;
else else
/* ROM switching */ /* ROM switching */
state->m_ROMSelection = BIT(state->m_port_7ffd_data, 4) ; m_ROMSelection = BIT(m_port_7ffd_data, 4) ;
/* rom 0 is 128K rom, rom 1 is 48 BASIC */ /* rom 0 is 128K rom, rom 1 is 48 BASIC */
m_bank1->set_base(&m_p_ram[0x10000 + (state->m_ROMSelection<<14)]); m_bank1->set_base(&m_p_ram[0x10000 + (m_ROMSelection<<14)]);
} }
WRITE8_MEMBER(atm_state::atm_port_7ffd_w) WRITE8_MEMBER(atm_state::atm_port_7ffd_w)
@ -152,10 +151,10 @@ MACHINE_RESET_MEMBER(atm_state,atm)
memset(messram,0,128*1024); memset(messram,0,128*1024);
/* Bank 2 is always in 0x4000 - 0x7fff */ /* Bank 5 is always in 0x4000 - 0x7fff */
m_bank2->set_base(messram + (5<<14)); m_bank2->set_base(messram + (5<<14));
/* Bank 3 is always in 0x8000 - 0xbfff */ /* Bank 2 is always in 0x8000 - 0xbfff */
m_bank3->set_base(messram + (2<<14)); m_bank3->set_base(messram + (2<<14));
m_port_7ffd_data = 0; m_port_7ffd_data = 0;

105
src/mess/drivers/scorpion.c
View File

@ -159,7 +159,15 @@ class scorpion_state : public spectrum_state
{ {
public: public:
scorpion_state(const machine_config &mconfig, device_type type, const char *tag) scorpion_state(const machine_config &mconfig, device_type type, const char *tag)
: spectrum_state(mconfig, type, tag) { } : spectrum_state(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_bank1(*this, "bank1")
, m_bank2(*this, "bank2")
, m_bank3(*this, "bank3")
, m_bank4(*this, "bank4")
, m_beta(*this, BETA_DISK_TAG)
, m_ram(*this, RAM_TAG)
{ }
DECLARE_DIRECT_UPDATE_MEMBER(scorpion_direct); DECLARE_DIRECT_UPDATE_MEMBER(scorpion_direct);
DECLARE_WRITE8_MEMBER(scorpion_0000_w); DECLARE_WRITE8_MEMBER(scorpion_0000_w);
@ -168,6 +176,18 @@ public:
DECLARE_MACHINE_START(scorpion); DECLARE_MACHINE_START(scorpion);
DECLARE_MACHINE_RESET(scorpion); DECLARE_MACHINE_RESET(scorpion);
TIMER_DEVICE_CALLBACK_MEMBER(nmi_check_callback); TIMER_DEVICE_CALLBACK_MEMBER(nmi_check_callback);
protected:
required_device<cpu_device> m_maincpu;
required_memory_bank m_bank1;
required_memory_bank m_bank2;
required_memory_bank m_bank3;
required_memory_bank m_bank4;
required_device<device_t> m_beta;
required_device<ram_device> m_ram;
private:
UINT8 *m_p_ram;
void scorpion_update_memory();
}; };
/****************************************************************************************************/ /****************************************************************************************************/
@ -198,35 +218,29 @@ D6-D7 - not used. ( yet ? )
/* rom 0=zx128, 1=zx48, 2 = service monitor, 3=tr-dos */ /* rom 0=zx128, 1=zx48, 2 = service monitor, 3=tr-dos */
static void scorpion_update_memory(running_machine &machine) void scorpion_state::scorpion_update_memory()
{ {
scorpion_state *state = machine.driver_data<scorpion_state>(); UINT8 *messram = m_ram->pointer();
UINT8 *messram = machine.device<ram_device>(RAM_TAG)->pointer();
state->m_screen_location = messram + ((state->m_port_7ffd_data & 8) ? (7<<14) : (5<<14)); m_screen_location = messram + ((m_port_7ffd_data & 8) ? (7<<14) : (5<<14));
state->membank("bank4")->set_base(messram + (((state->m_port_7ffd_data & 0x07) | ((state->m_port_1ffd_data & 0x10)>>1)) * 0x4000)); m_bank4->set_base(messram + (((m_port_7ffd_data & 0x07) | ((m_port_1ffd_data & 0x10)>>1)) * 0x4000));
if ((state->m_port_1ffd_data & 0x01)==0x01) if ((m_port_1ffd_data & 0x01)==0x01)
{ {
state->m_ram_0000 = messram+(8<<14); m_ram_0000 = messram+(8<<14);
state->membank("bank1")->set_base(messram+(8<<14)); m_bank1->set_base(messram+(8<<14));
logerror("RAM\n"); logerror("RAM\n");
} }
else else
{ {
if ((state->m_port_1ffd_data & 0x02)==0x02) if ((m_port_1ffd_data & 0x02)==0x02)
{ m_ROMSelection = 2;
state->m_ROMSelection = 2;
}
else else
{ m_ROMSelection = BIT(m_port_7ffd_data, 4);
state->m_ROMSelection = ((state->m_port_7ffd_data>>4) & 0x01) ? 1 : 0;
} m_bank1->set_base(&m_p_ram[0x10000 + (m_ROMSelection<<14)]);
state->membank("bank1")->set_base(machine.root_device().memregion("maincpu")->base() + 0x010000 + (state->m_ROMSelection<<14));
} }
} }
WRITE8_MEMBER(scorpion_state::scorpion_0000_w) WRITE8_MEMBER(scorpion_state::scorpion_0000_w)
@ -244,32 +258,31 @@ WRITE8_MEMBER(scorpion_state::scorpion_0000_w)
DIRECT_UPDATE_MEMBER(scorpion_state::scorpion_direct) DIRECT_UPDATE_MEMBER(scorpion_state::scorpion_direct)
{ {
device_t *beta = machine().device(BETA_DISK_TAG); UINT16 pc = m_maincpu->device_t::safe_pcbase(); // works, but...
UINT16 pc = machine().device("maincpu")->safe_pcbase();
m_ram_disabled_by_beta = 0; m_ram_disabled_by_beta = 0;
if (betadisk_is_active(beta)) if (betadisk_is_active(m_beta) && (pc >= 0x4000))
{ {
if (pc >= 0x4000) m_ROMSelection = BIT(m_port_7ffd_data, 4);
{ betadisk_disable(m_beta);
m_ROMSelection = ((m_port_7ffd_data>>4) & 0x01) ? 1 : 0; m_ram_disabled_by_beta = 1;
betadisk_disable(beta); m_bank1->set_base(&m_p_ram[0x10000 + (m_ROMSelection<<14)]);
m_ram_disabled_by_beta = 1;
membank("bank1")->set_base(memregion("maincpu")->base() + 0x010000 + (m_ROMSelection<<14));
}
} }
else if (((pc & 0xff00) == 0x3d00) && (m_ROMSelection==1)) else
if (((pc & 0xff00) == 0x3d00) && (m_ROMSelection==1))
{ {
m_ROMSelection = 3; m_ROMSelection = 3;
betadisk_enable(beta); betadisk_enable(m_beta);
} }
if(address<=0x3fff) if(address<=0x3fff)
{ {
m_ram_disabled_by_beta = 1; m_ram_disabled_by_beta = 1;
direct.explicit_configure(0x0000, 0x3fff, 0x3fff, machine().root_device().memregion("maincpu")->base() + 0x010000 + (m_ROMSelection<<14)); direct.explicit_configure(0x0000, 0x3fff, 0x3fff, &m_p_ram[0x10000 + (m_ROMSelection<<14)]);
membank("bank1")->set_base(machine().root_device().memregion("maincpu")->base() + 0x010000 + (m_ROMSelection<<14)); m_bank1->set_base(&m_p_ram[0x10000 + (m_ROMSelection<<14)]);
return ~0; return ~0;
} }
return address; return address;
} }
@ -278,8 +291,8 @@ TIMER_DEVICE_CALLBACK_MEMBER(scorpion_state::nmi_check_callback)
if ((machine().root_device().ioport("NMI")->read() & 1)==1) if ((machine().root_device().ioport("NMI")->read() & 1)==1)
{ {
m_port_1ffd_data |= 0x02; m_port_1ffd_data |= 0x02;
scorpion_update_memory(machine()); scorpion_update_memory();
machine().device("maincpu")->execute().set_input_line(INPUT_LINE_NMI, PULSE_LINE); m_maincpu->set_input_line(INPUT_LINE_NMI, PULSE_LINE);
} }
} }
@ -293,13 +306,13 @@ WRITE8_MEMBER(scorpion_state::scorpion_port_7ffd_w)
m_port_7ffd_data = data; m_port_7ffd_data = data;
/* update memory */ /* update memory */
scorpion_update_memory(machine()); scorpion_update_memory();
} }
WRITE8_MEMBER(scorpion_state::scorpion_port_1ffd_w) WRITE8_MEMBER(scorpion_state::scorpion_port_1ffd_w)
{ {
m_port_1ffd_data = data; m_port_1ffd_data = data;
scorpion_update_memory(machine()); scorpion_update_memory();
} }
static ADDRESS_MAP_START (scorpion_io, AS_IO, 8, scorpion_state ) static ADDRESS_MAP_START (scorpion_io, AS_IO, 8, scorpion_state )
@ -319,29 +332,29 @@ ADDRESS_MAP_END
MACHINE_RESET_MEMBER(scorpion_state,scorpion) MACHINE_RESET_MEMBER(scorpion_state,scorpion)
{ {
UINT8 *messram = machine().device<ram_device>(RAM_TAG)->pointer(); UINT8 *messram = m_ram->pointer();
device_t *beta = machine().device(BETA_DISK_TAG); address_space &space = m_maincpu->space(AS_PROGRAM);
address_space &space = machine().device("maincpu")->memory().space(AS_PROGRAM); m_p_ram = memregion("maincpu")->base();
m_ram_0000 = NULL; m_ram_0000 = NULL;
space.install_read_bank(0x0000, 0x3fff, "bank1"); space.install_read_bank(0x0000, 0x3fff, "bank1");
space.install_write_handler(0x0000, 0x3fff, write8_delegate(FUNC(scorpion_state::scorpion_0000_w),this)); space.install_write_handler(0x0000, 0x3fff, write8_delegate(FUNC(scorpion_state::scorpion_0000_w),this));
betadisk_disable(beta); betadisk_disable(m_beta);
betadisk_clear_status(beta); betadisk_clear_status(m_beta);
space.set_direct_update_handler(direct_update_delegate(FUNC(scorpion_state::scorpion_direct), this)); space.set_direct_update_handler(direct_update_delegate(FUNC(scorpion_state::scorpion_direct), this));
memset(messram,0,256*1024); memset(messram,0,256*1024);
/* Bank 5 is always in 0x4000 - 0x7fff */ /* Bank 5 is always in 0x4000 - 0x7fff */
membank("bank2")->set_base(messram + (5<<14)); m_bank2->set_base(messram + (5<<14));
/* Bank 2 is always in 0x8000 - 0xbfff */ /* Bank 2 is always in 0x8000 - 0xbfff */
membank("bank3")->set_base(messram + (2<<14)); m_bank3->set_base(messram + (2<<14));
m_port_7ffd_data = 0; m_port_7ffd_data = 0;
m_port_1ffd_data = 0; m_port_1ffd_data = 0;
scorpion_update_memory(machine()); scorpion_update_memory();
} }
MACHINE_START_MEMBER(scorpion_state,scorpion) MACHINE_START_MEMBER(scorpion_state,scorpion)
{ {
@ -509,7 +522,7 @@ ROM_START( kay1024 )
ROM_CART_LOAD("cart", 0x0000, 0x4000, ROM_NOCLEAR | ROM_NOMIRROR | ROM_OPTIONAL) ROM_CART_LOAD("cart", 0x0000, 0x4000, ROM_NOCLEAR | ROM_NOMIRROR | ROM_OPTIONAL)
ROM_END ROM_END
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME */ /* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME */
COMP( 1994, scorpio, spec128, 0, scorpion, spec_plus, driver_device, 0, "Zonov and Co.", "Scorpion ZS-256", GAME_NOT_WORKING ) COMP( 1994, scorpio, spec128, 0, scorpion, spec_plus, driver_device, 0, "Zonov and Co.", "Scorpion ZS-256", GAME_NOT_WORKING )
COMP( 1991, profi, spec128, 0, profi, spec_plus, driver_device, 0, "Kondor and Kramis", "Profi", GAME_NOT_WORKING ) COMP( 1991, profi, spec128, 0, profi, spec_plus, driver_device, 0, "Kondor and Kramis", "Profi", GAME_NOT_WORKING )
COMP( 1998, kay1024, spec128, 0, scorpion, spec_plus, driver_device, 0, "NEMO", "Kay 1024", GAME_NOT_WORKING ) COMP( 1998, kay1024, spec128, 0, scorpion, spec_plus, driver_device, 0, "NEMO", "Kay 1024", GAME_NOT_WORKING )