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Merge pull request #4160 from hp9k/mb87030_temp_reg_fix

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mb87030: fix temp register sampling
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ajrhacker 2018-10-19 11:36:07 -04:00 committed by GitHub
commit 031f507a17
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1 changed files with 5 additions and 2 deletions
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7
src/devices/machine/mb87030.cpp
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@ -408,6 +408,9 @@ void mb87030_device::step(bool timeout)
case State::TransferSendAck:
if (!(ctrl & S_INP))
m_temp = data;
scsi_set_ctrl(S_ACK, S_ACK);
scsi_bus->ctrl_wait(scsi_refid, 0, S_REQ);
@ -582,7 +585,7 @@ WRITE8_MEMBER(mb87030_device::scmd_w)
case SCMD_CMD_SET_ACK_REQ:
LOG("%s: Set ACK/REQ\n", __FUNCTION__);
if (m_ssts & SSTS_INIT_CONNECTED) {
if (m_pctl & 1) {
if (scsi_bus->ctrl_r() & S_INP) {
m_temp = scsi_bus->data_r();
} else {
scsi_bus->data_w(scsi_refid, m_temp);
@ -701,7 +704,7 @@ WRITE8_MEMBER(mb87030_device::dreg_w)
READ8_MEMBER(mb87030_device::temp_r)
{
m_temp = scsi_bus->data_r();
step(false);
LOG("%s: %02X\n", __FUNCTION__, m_temp);
return m_temp;