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M1COMM: minor updates (nw)

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This commit is contained in:
Ariane Fugmann 2018-03-15 07:20:49 +01:00
parent a6e31354cf
commit ba10be1288
2 changed files with 7 additions and 9 deletions
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5
src/mame/drivers/model1.cpp
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@ -745,14 +745,13 @@ TIMER_DEVICE_CALLBACK_MEMBER(model1_state::model1_interrupt)
if (scanline == 384) if (scanline == 384)
{ {
if (m_m1comm != nullptr)
m_m1comm->check_vint_irq();
irq_raise(1); irq_raise(1);
} }
else if(scanline == 384/2) else if(scanline == 384/2)
{ {
irq_raise(m_sound_irq); irq_raise(m_sound_irq);
if (m_m1comm != nullptr)
m_m1comm->check_vint_irq();
} }
} }

11
src/mame/machine/m1comm.cpp
View File

@ -67,7 +67,7 @@ void m1comm_device::m1comm_mem(address_map &map)
{ {
map(0x0000, 0x7fff).rom(); map(0x0000, 0x7fff).rom();
map(0x8000, 0x9fff).ram(); map(0x8000, 0x9fff).ram();
map(0xc000, 0xffff).rw(this, FUNC(m1comm_device::share_r), FUNC(m1comm_device::share_w)); map(0xc000, 0xffff).mask(0x0fff).rw(this, FUNC(m1comm_device::share_r), FUNC(m1comm_device::share_w));
} }
/************************************* /*************************************
@ -75,12 +75,11 @@ void m1comm_device::m1comm_mem(address_map &map)
*************************************/ *************************************/
void m1comm_device::m1comm_io(address_map &map) void m1comm_device::m1comm_io(address_map &map)
{ {
map.global_mask(0xff); map.global_mask(0x7f);
map(0x00, 0x1f).rw(this, FUNC(m1comm_device::dlc_reg_r), FUNC(m1comm_device::dlc_reg_w)); map(0x00, 0x1f).rw(this, FUNC(m1comm_device::dlc_reg_r), FUNC(m1comm_device::dlc_reg_w));
map(0x20, 0x2f).rw(this, FUNC(m1comm_device::dma_reg_r), FUNC(m1comm_device::dma_reg_w)); map(0x20, 0x2f).rw(this, FUNC(m1comm_device::dma_reg_r), FUNC(m1comm_device::dma_reg_w));
map(0x40, 0x40).rw(this, FUNC(m1comm_device::syn_r), FUNC(m1comm_device::syn_w)); map(0x40, 0x5f).mask(0x01).rw(this, FUNC(m1comm_device::syn_r), FUNC(m1comm_device::syn_w));
map(0x60, 0x60).rw(this, FUNC(m1comm_device::zfg_r), FUNC(m1comm_device::zfg_w)); map(0x60, 0x7f).mask(0x01).rw(this, FUNC(m1comm_device::zfg_r), FUNC(m1comm_device::zfg_w));
map(0xff, 0xff).ram();
} }
@ -520,7 +519,7 @@ void m1comm_device::comm_tick()
// update "ring buffer" if link established // update "ring buffer" if link established
// live relay does not send data // live relay does not send data
if (m_linkid != 0x00 && m_shared[5] != 0x00) if (m_linkid != 0x00 && m_shared[4] != 0x00)
{ {
m_buffer[0] = m_linkid; m_buffer[0] = m_linkid;
frameOffset = frameStart + (m_linkid * frameSize); frameOffset = frameStart + (m_linkid * frameSize);