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machine/mb87030.cpp: Logging improvements

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This commit is contained in:
AJR 2024-01-15 09:32:19 -05:00
parent 048a29bd9f
commit 206ae628c2
1 changed files with 6 additions and 5 deletions
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11
src/devices/machine/mb87030.cpp
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@ -176,8 +176,8 @@ auto mb87030_device::get_state_name(State state) const
void mb87030_device::update_state(mb87030_device::State new_state, int delay, int timeout) void mb87030_device::update_state(mb87030_device::State new_state, int delay, int timeout)
{ {
LOG("new state: %s -> %s (delay %d, timeout %d)\n", get_state_name(m_state), LOG("new state: %s -> %s (delay %d, timeout %d, %s)\n", get_state_name(m_state),
get_state_name(new_state), delay, timeout); get_state_name(new_state), delay, timeout, machine().time().to_string());
m_state = new_state; m_state = new_state;
if (delay) if (delay)
m_delay_timer->adjust(clocks_to_attotime(delay)); m_delay_timer->adjust(clocks_to_attotime(delay));
@ -410,7 +410,7 @@ void mb87030_device::step(bool timeout)
if (!m_tc || m_fifo.full()) if (!m_tc || m_fifo.full())
break; break;
LOG("pushing read data: %02X\n", data); LOG("pushing read data: %02X (%d filled)\n", data, m_fifo.queue_length() + 1);
m_fifo.enqueue(data); m_fifo.enqueue(data);
if (m_dma_transfer) if (m_dma_transfer)
m_dreq_handler(true); m_dreq_handler(true);
@ -431,6 +431,7 @@ void mb87030_device::step(bool timeout)
} }
if (m_tc && !m_fifo.empty()) { if (m_tc && !m_fifo.empty()) {
LOG("pulling write data: %02X (%d left)\n", data, m_fifo.queue_length() - 1);
scsi_bus->data_w(scsi_refid, m_fifo.dequeue()); scsi_bus->data_w(scsi_refid, m_fifo.dequeue());
update_state(State::TransferSendAck, 10); update_state(State::TransferSendAck, 10);
break; break;
@ -865,7 +866,7 @@ void mb87030_device::exbf_w(uint8_t data)
void mb87030_device::dma_w(uint8_t data) void mb87030_device::dma_w(uint8_t data)
{ {
LOG("dma_w: %02X\n", data); LOG("dma_w: %02X (%d entered)\n", data, m_fifo.queue_length() + 1);
m_dreg = data; m_dreg = data;
if (!m_fifo.full()) { if (!m_fifo.full()) {
m_fifo.enqueue(data); m_fifo.enqueue(data);
@ -886,7 +887,7 @@ uint8_t mb87030_device::dma_r()
m_dreq_handler(false); m_dreq_handler(false);
} }
LOG("dma_r: %02X\n", m_dreg); LOG("dma_r: %02X (%d left)\n", m_dreg, m_fifo.queue_length());
step(false); step(false);
return m_dreg; return m_dreg;
} }