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xbox.cpp: irq acknowledge was wrong (nw)

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This commit is contained in:
yz70s 2016-02-20 13:22:29 +01:00
parent 82683676ad
commit 80ad9c66cc
1 changed files with 1 additions and 5 deletions
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6
src/mame/machine/xbox.cpp
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@ -1425,11 +1425,7 @@ READ8_MEMBER(xbox_base_state::get_slave_ack)
IRQ_CALLBACK_MEMBER(xbox_base_state::irq_callback)
{
int r = 0;
r = xbox_base_devs.pic8259_2->acknowledge();
if (r == 0)
{
r = xbox_base_devs.pic8259_1->acknowledge();
}
r = xbox_base_devs.pic8259_1->acknowledge();
if (debug_irq_active)
debug_generate_irq(debug_irq_number, false);
return r;