diff options
Diffstat (limited to 'src/devices/bus/a2bus/agat7langcard.cpp')
-rw-r--r-- | src/devices/bus/a2bus/agat7langcard.cpp | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/src/devices/bus/a2bus/agat7langcard.cpp b/src/devices/bus/a2bus/agat7langcard.cpp index 9bb00b38c60..b4d2a168f38 100644 --- a/src/devices/bus/a2bus/agat7langcard.cpp +++ b/src/devices/bus/a2bus/agat7langcard.cpp @@ -10,6 +10,9 @@ #include "agat7langcard.h" +//#define VERBOSE 1 +#include "logmacro.h" + /*************************************************************************** PARAMETERS ***************************************************************************/ @@ -30,7 +33,7 @@ DEFINE_DEVICE_TYPE(A2BUS_AGAT7LANGCARD, a2bus_agat7langcard_device, "a7lang", "A a2bus_agat7langcard_device::a2bus_agat7langcard_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, type, tag, owner, clock), - device_a2bus_card_interface(mconfig, *this), m_inh_state(0), m_last_offset(0), m_dxxx_bank(0), m_main_bank(0) + device_a2bus_card_interface(mconfig, *this), m_inh_state(0), m_dxxx_bank(0), m_main_bank(0), m_csr(0) { } @@ -48,13 +51,13 @@ void a2bus_agat7langcard_device::device_start() // set_a2bus_device makes m_slot valid set_a2bus_device(); - memset(m_ram, 0, 32*1024); + memset(m_ram, 0, 32 * 1024); save_item(NAME(m_inh_state)); save_item(NAME(m_ram)); save_item(NAME(m_dxxx_bank)); save_item(NAME(m_main_bank)); - save_item(NAME(m_last_offset)); + save_item(NAME(m_csr)); } void a2bus_agat7langcard_device::device_reset() @@ -62,7 +65,7 @@ void a2bus_agat7langcard_device::device_reset() m_inh_state = INH_NONE; m_dxxx_bank = 0; m_main_bank = 0; - m_last_offset = -1; + m_csr = 0; m_mode = 0; } @@ -70,7 +73,7 @@ void a2bus_agat7langcard_device::do_io(int offset) { int old_inh_state = m_inh_state; - m_last_offset = offset; + m_csr = offset & 0x7f; m_inh_state = INH_WRITE; m_dxxx_bank = 0; @@ -91,13 +94,11 @@ void a2bus_agat7langcard_device::do_io(int offset) recalc_slot_inh(); } -#if 1 - logerror("LC: (ofs %02x) new state %c%c dxxx=%04x main=%05x\n", + LOG("LC: (ofs %02x) new state %c%c dxxx=%04x main=%05x\n", offset, (m_inh_state & INH_READ) ? 'R' : 'x', (m_inh_state & INH_WRITE) ? 'W' : 'x', m_dxxx_bank, m_main_bank); -#endif } @@ -107,7 +108,7 @@ void a2bus_agat7langcard_device::do_io(int offset) uint8_t a2bus_agat7langcard_device::read_cnxx(address_space &space, uint8_t offset) { - return m_last_offset < 0 ? 0x80 : (0x80 | m_last_offset); + return (0x80 | m_csr); } |