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cubo: Fix exception on start

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This commit is contained in:
AJR 2022-04-07 18:10:45 -04:00
parent f729cc79fd
commit d0d63ac1c0
1 changed files with 6 additions and 2 deletions
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8
src/devices/machine/akiko.cpp
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@ -161,7 +161,8 @@ void akiko_device::device_reset()
else
{
// Arcade case
m_cdrom = new cdrom_file(machine().rom_load().get_disk_handle(":cdrom"));
chd_file *chd = machine().rom_load().get_disk_handle(":cdrom");
m_cdrom = chd != nullptr ? new cdrom_file(chd) : nullptr;
}
/* create the TOC table */
@ -459,6 +460,9 @@ TIMER_CALLBACK_MEMBER(akiko_device::dma_proc)
uint8_t buf[2352];
int index;
if ( m_cdrom == nullptr )
return;
if ( (m_cdrom_dmacontrol & 0x04000000) == 0 )
return;
@ -726,7 +730,7 @@ void akiko_device::update_cdrom()
(void)cdda_getstatus(&lba);
if ( lba > 0 )
if ( lba > 0 && m_cdrom != nullptr )
{
uint32_t disk_pos;
uint32_t track_pos;