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Merge pull request #670 from Happy-yappH/master

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Fix for mips3 compare timer.
This commit is contained in:
R. Belmont 2016-03-01 12:44:23 -05:00
commit 6d66020086
1 changed files with 3 additions and 2 deletions
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5
src/devices/cpu/mips/mips3com.cpp
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@ -70,16 +70,16 @@ void mips3_device::execute_set_input(int inputnum, int state)
void mips3_device::mips3com_update_cycle_counting() void mips3_device::mips3com_update_cycle_counting()
{ {
/* modify the timer to go off */ /* modify the timer to go off */
if (m_core->compare_armed && (m_core->cpr[0][COP0_Status] & SR_IMEX5)) if (m_core->compare_armed)
{ {
UINT32 count = (total_cycles() - m_core->count_zero_time) / 2; UINT32 count = (total_cycles() - m_core->count_zero_time) / 2;
UINT32 compare = m_core->cpr[0][COP0_Compare]; UINT32 compare = m_core->cpr[0][COP0_Compare];
UINT32 delta = compare - count; UINT32 delta = compare - count;
m_core->compare_armed = 0;
attotime newtime = cycles_to_attotime((UINT64)delta * 2); attotime newtime = cycles_to_attotime((UINT64)delta * 2);
m_compare_int_timer->adjust(newtime); m_compare_int_timer->adjust(newtime);
return; return;
} }
m_compare_int_timer->adjust(attotime::never);
} }
@ -199,6 +199,7 @@ void mips3_device::mips3com_tlbp()
TIMER_CALLBACK_MEMBER( mips3_device::compare_int_callback ) TIMER_CALLBACK_MEMBER( mips3_device::compare_int_callback )
{ {
m_compare_int_timer->adjust(attotime::never);
set_input_line(MIPS3_IRQ5, ASSERT_LINE); set_input_line(MIPS3_IRQ5, ASSERT_LINE);
} }