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Fixed some issues with the LOAD interrupt (NMI) and an uninitialized variable [Michael Zapf] (nw)

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This commit is contained in:
Michael Zapf 2012-06-28 17:29:44 +00:00
parent 28c8aa3851
commit fccd495eb3
1 changed files with 4 additions and 1 deletions
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5
src/emu/cpu/tms9900/tms9900.c
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@ -192,6 +192,8 @@ void tms99xx_device::device_start()
state_add(STATE_GENFLAGS, "status", m_state_any).callimport().callexport().formatstr("%16s").noshow(); state_add(STATE_GENFLAGS, "status", m_state_any).callimport().callexport().formatstr("%16s").noshow();
build_command_lookup_table(); build_command_lookup_table();
m_program = NULL;
} }
void tms99xx_device::device_stop() void tms99xx_device::device_stop()
@ -1079,6 +1081,8 @@ void tms99xx_device::execute_run()
if (m_load_state) if (m_load_state)
{ {
if (VERBOSE>4) LOG("tms99xx: LOAD interrupt\n"); if (VERBOSE>4) LOG("tms99xx: LOAD interrupt\n");
m_irq_level = LOAD_INT;
m_irq_state = false;
service_interrupt(); service_interrupt();
} }
else else
@ -2515,7 +2519,6 @@ void tms99xx_device::alu_int()
break; break;
case 5: case 5:
PC = m_current_value & m_prgaddr_mask; PC = m_current_value & m_prgaddr_mask;
m_irq_level = get_intlevel(ASSERT_LINE);
if (m_irq_level > 0 ) if (m_irq_level > 0 )
{ {
ST = (ST & 0xfff0) | (m_irq_level - 1); ST = (ST & 0xfff0) | (m_irq_level - 1);