diff options
Diffstat (limited to 'src/mess/machine/laser128.c')
-rw-r--r-- | src/mess/machine/laser128.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/src/mess/machine/laser128.c b/src/mess/machine/laser128.c deleted file mode 100644 index 301a3f01d61..00000000000 --- a/src/mess/machine/laser128.c +++ /dev/null @@ -1,120 +0,0 @@ -/********************************************************************* - - laser128.c - - Helper to implement the Laser 128's built-in slot peripherals - -*********************************************************************/ - -#include "laser128.h" -#include "includes/apple2.h" - -/*************************************************************************** - PARAMETERS -***************************************************************************/ - -//************************************************************************** -// GLOBAL VARIABLES -//************************************************************************** - -const device_type A2BUS_LASER128 = &device_creator<a2bus_laser128_device>; - -MACHINE_CONFIG_FRAGMENT( a2laser128 ) -MACHINE_CONFIG_END - -/*************************************************************************** - FUNCTION PROTOTYPES -***************************************************************************/ - -//------------------------------------------------- -// machine_config_additions - device-specific -// machine configurations -//------------------------------------------------- - -machine_config_constructor a2bus_laser128_device::device_mconfig_additions() const -{ - return MACHINE_CONFIG_NAME( a2laser128 ); -} - -//************************************************************************** -// LIVE DEVICE -//************************************************************************** - -a2bus_laser128_device::a2bus_laser128_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) : - device_t(mconfig, type, name, tag, owner, clock, shortname, source), - device_a2bus_card_interface(mconfig, *this) -{ -} - -a2bus_laser128_device::a2bus_laser128_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : - device_t(mconfig, A2BUS_LASER128, "VTech Laser 128 Internal Device", tag, owner, clock, "a2laser128", __FILE__), - device_a2bus_card_interface(mconfig, *this) -{ -} - -//------------------------------------------------- -// device_start - device-specific startup -//------------------------------------------------- - -void a2bus_laser128_device::device_start() -{ - // set_a2bus_device makes m_slot valid - set_a2bus_device(); -} - -void a2bus_laser128_device::device_reset() -{ - m_rom = device().machine().root_device().memregion("maincpu")->base(); - m_slot7_bank = 0; -} - -UINT8 a2bus_laser128_device::read_c0nx(address_space &space, UINT8 offset) -{ - return 0x00; -} - -void a2bus_laser128_device::write_c0nx(address_space &space, UINT8 offset, UINT8 data) -{ -} - -UINT8 a2bus_laser128_device::read_cnxx(address_space &space, UINT8 offset) -{ - return m_rom[offset + (m_slot * 0x100) + 0x4000]; -} - -UINT8 a2bus_laser128_device::read_c800(address_space &space, UINT16 offset) -{ - switch (m_slot) - { - case 1: - return m_rom[(offset & 0x7ff) + 0x4800]; - - case 2: - return m_rom[(offset & 0x7ff) + 0x5800]; - - case 5: - return m_rom[(offset & 0x7ff) + 0x5000]; - - case 6: - return m_rom[(offset & 0x7ff) + 0x7800]; - - case 7: - return m_rom[(offset & 0x7ff) + 0x5c00 + m_slot7_bank]; - } - - return 0xff; -} - -void a2bus_laser128_device::write_c800(address_space &space, UINT16 offset, UINT8 data) -{ -} - -bool a2bus_laser128_device::take_c800() -{ - if ((m_slot == 1) || (m_slot == 2) || (m_slot == 5) || (m_slot == 7)) - { - return true; - } - - return false; -} |