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author | 2015-10-20 21:34:36 +0200 | |
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committer | 2015-10-20 21:34:36 +0200 | |
commit | a7b8acbe3eebcf17367baa642375cfa47ae4ea85 (patch) | |
tree | 854b859d6176802c0278f4b00de3f7c774e02dda /src/devices/bus/c64/mikro_assembler.c | |
parent | 4610935e796661874bb4ee7ec6536d9423aeb7be (diff) | |
parent | 74aae76c4e3e257f99d139c4febb5d86d1419e50 (diff) |
Merge pull request #6 from mamedev/master
Sync to base master
Diffstat (limited to 'src/devices/bus/c64/mikro_assembler.c')
-rw-r--r-- | src/devices/bus/c64/mikro_assembler.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/devices/bus/c64/mikro_assembler.c b/src/devices/bus/c64/mikro_assembler.c new file mode 100644 index 00000000000..2578d4ae5b4 --- /dev/null +++ b/src/devices/bus/c64/mikro_assembler.c @@ -0,0 +1,57 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +/********************************************************************** + + Mikro Assembler cartridge emulation + +**********************************************************************/ + +#include "mikro_assembler.h" + + + +//************************************************************************** +// DEVICE DEFINITIONS +//************************************************************************** + +const device_type C64_MIKRO_ASSEMBLER = &device_creator<c64_mikro_assembler_cartridge_device>; + + + +//************************************************************************** +// LIVE DEVICE +//************************************************************************** + +//------------------------------------------------- +// c64_mikro_assembler_cartridge_device - constructor +//------------------------------------------------- + +c64_mikro_assembler_cartridge_device::c64_mikro_assembler_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + device_t(mconfig, C64_MIKRO_ASSEMBLER, "C64 Mikro Assembler cartridge", tag, owner, clock, "c64_mikro_assembler", __FILE__), + device_c64_expansion_card_interface(mconfig, *this) +{ +} + + +//------------------------------------------------- +// device_start - device-specific startup +//------------------------------------------------- + +void c64_mikro_assembler_cartridge_device::device_start() +{ +} + + +//------------------------------------------------- +// c64_cd_r - cartridge data read +//------------------------------------------------- + +UINT8 c64_mikro_assembler_cartridge_device::c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2) +{ + if (!roml || !romh || !io1 || !io2) + { + data = m_roml[offset & 0x1fff]; + } + + return data; +} |