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advision: Don't crash when starting without cart ROM (MT 6198)

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This commit is contained in:
AJR 2016-05-03 15:16:36 -04:00
parent 66d0dd3d82
commit 4aee094eee
1 changed files with 3 additions and 2 deletions
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5
src/mame/machine/advision.cpp
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@ -34,7 +34,8 @@ void advision_state::machine_start()
/* configure EA banking */
m_bank1->configure_entry(0, memregion(I8048_TAG)->base());
m_bank1->configure_entry(1, m_cart_rom->base());
if (m_cart_rom != nullptr)
m_bank1->configure_entry(1, m_cart_rom->base());
m_maincpu->space(AS_PROGRAM).install_readwrite_bank(0x0000, 0x03ff, "bank1");
m_bank1->set_entry(0);
@ -78,7 +79,7 @@ WRITE8_MEMBER( advision_state::bankswitch_w )
m_rambank = (data & 0x03) << 8;
m_maincpu->set_input_line(MCS48_INPUT_EA, m_ea_bank ? ASSERT_LINE : CLEAR_LINE);
if (m_cart_rom)
if (m_cart_rom != nullptr)
m_bank1->set_entry(m_ea_bank);
}