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vegas: Added some logic to get warfa to start booting. (nw)

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This commit is contained in:
Ted Green 2017-05-13 16:28:36 -06:00
parent 3553a7bf42
commit 1508b6d239
1 changed files with 4 additions and 2 deletions
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6
src/mame/drivers/vegas.cpp
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@ -540,6 +540,8 @@ READ8_MEMBER(vegas_state::sio_r)
case 0:
// Reset Control: Bit 0=>Reset IOASIC, Bit 1=>Reset NSS Connection, Bit 2=>Reset SMC, Bit 3=>Reset VSYNC, Bit 4=>VSYNC Polarity
result = m_sio_irq_clear;
// Hack for fpga programming finished
m_cpuio_data[3] |= 0x1;
break;
case 1:
// Interrupt Enable
@ -589,7 +591,7 @@ READ8_MEMBER(vegas_state::sio_r)
}
}
if (LOG_SIO)
logerror("sio_r: offset: %08x index: %d result: %02X\n", offset, index, result);
logerror("%08X: sio_r: offset: %08x index: %d result: %02X\n", machine().device("maincpu")->safe_pc(), offset, index, result);
return result;
}
@ -661,7 +663,7 @@ WRITE8_MEMBER( vegas_state::cpu_io_w )
if (offset == 1) {
if (!(data & 0x1)) {
// Need to clear this register while programming SIO FPGA so that fpga config data doesn't register in sio_w
m_cpuio_data[3] = 0;
m_cpuio_data[3] &= ~0x1;
}
}
}