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t11 cpu: emulate MFPT instruction.

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This commit is contained in:
Sergey Svishchev 2017-02-24 13:52:08 +03:00
parent 59de325644
commit 285cb52569
1 changed files with 2 additions and 0 deletions
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src/devices/cpu/t11/t11ops.hxx
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@ -262,6 +262,8 @@ void t11_device::op_0000(uint16_t op)
case 0x04: /* IOT */ m_icount -= 48; PUSH(PSW); PUSH(PC); PC = RWORD(0x10); PSW = RWORD(0x12); t11_check_irqs(); break;
case 0x05: /* RESET */ m_out_reset_func(ASSERT_LINE); m_out_reset_func(CLEAR_LINE); m_icount -= 110; break;
case 0x06: /* RTT */ m_icount -= 33; PC = POP(); PSW = POP(); t11_check_irqs(); break;
case 0x07: /* MFPT */ REGB(0) = 4; break;
default: illegal(op); break;
}
}