diff options
Diffstat (limited to 'src/devices/cpu/mb86235/mb86235.cpp')
-rw-r--r-- | src/devices/cpu/mb86235/mb86235.cpp | 55 |
1 files changed, 3 insertions, 52 deletions
diff --git a/src/devices/cpu/mb86235/mb86235.cpp b/src/devices/cpu/mb86235/mb86235.cpp index 0987b1e1b20..670571e6fce 100644 --- a/src/devices/cpu/mb86235/mb86235.cpp +++ b/src/devices/cpu/mb86235/mb86235.cpp @@ -263,6 +263,9 @@ mb86235_device::mb86235_device(const machine_config &mconfig, const char *tag, d , m_program_config("program", ENDIANNESS_LITTLE, 64, 32, -3) , m_dataa_config("data_a", ENDIANNESS_LITTLE, 32, 24, -2, address_map_constructor(FUNC(mb86235_device::internal_abus), this)) , m_datab_config("data_b", ENDIANNESS_LITTLE, 32, 10, -2, address_map_constructor(FUNC(mb86235_device::internal_bbus), this)) + , m_fifoin(*this, finder_base::DUMMY_TAG) + , m_fifoout0(*this, finder_base::DUMMY_TAG) + , m_fifoout1(*this, finder_base::DUMMY_TAG) , m_cache(CACHE_SIZE + sizeof(mb86235_internal_state)) , m_drcuml(nullptr) , m_drcfe(nullptr) @@ -292,55 +295,3 @@ std::unique_ptr<util::disasm_interface> mb86235_device::create_disassembler() { return std::make_unique<mb86235_disassembler>(); } - - -void mb86235_device::fifoin_w(uint32_t data) -{ - if (m_core->fifoin.num >= FIFOIN_SIZE) - { - fatalerror("fifoin_w: pushing to full fifo"); - } - - //printf("FIFOIN push %08X\n", data); - - m_core->fifoin.data[m_core->fifoin.wpos] = data; - - m_core->fifoin.wpos++; - m_core->fifoin.wpos &= FIFOIN_SIZE-1; - m_core->fifoin.num++; -} - -bool mb86235_device::is_fifoin_empty() -{ - return m_core->fifoin.num == 0; -} - -bool mb86235_device::is_fifoin_full() -{ - return m_core->fifoin.num >= FIFOIN_SIZE; -} - -uint32_t mb86235_device::fifoout0_r() -{ - if (m_core->fifoout0.num == 0) - { - fatalerror("fifoout0_r: reading from empty fifo"); - } - - uint32_t data = m_core->fifoout0.data[m_core->fifoout0.rpos]; - - m_core->fifoout0.rpos++; - m_core->fifoout0.rpos &= FIFOOUT0_SIZE - 1; - m_core->fifoout0.num--; - return data; -} - -bool mb86235_device::is_fifoout0_full() -{ - return m_core->fifoout0.num >= FIFOOUT0_SIZE; -} - -bool mb86235_device::is_fifoout0_empty() -{ - return m_core->fifoout0.num == 0; -} |