Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-23 17:00:53 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

Don't accidentally deprive MC68681 of interrupts (nw)

Browse Source
This commit is contained in:
AJR 2017-11-22 01:42:30 -05:00
parent 73b75f5c70
commit fe1fe28b94
2 changed files with 5 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/devices/machine/mc68681.cpp
View File

@ -280,6 +280,8 @@ void duart_base_device::update_interrupts()
void mc68681_device::update_interrupts()
{
duart_base_device::update_interrupts();
if (!irq_pending())
m_read_vector = false; // clear IACK too
}

4
src/devices/machine/mc68681.h
View File

@ -165,6 +165,9 @@ protected:
devcb_write8 write_outport;
int32_t ip3clk, ip4clk, ip5clk, ip6clk;
protected:
virtual void update_interrupts();
private:
TIMER_CALLBACK_MEMBER( duart_timer_callback );
@ -190,7 +193,6 @@ private:
int calc_baud(int ch, uint8_t data);
void clear_ISR_bits(int mask);
void set_ISR_bits(int mask);
virtual void update_interrupts();
int get_ch(duart_channel *ch)
{