serial interrupt fix (Hampa Hug)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1049 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-08-24 21:55:28 +00:00
parent 8d11df9e5a
commit 60e336dbb8
1 changed files with 5 additions and 2 deletions

View File

@ -133,7 +133,10 @@ static void serial_ioport_write(void *opaque, uint32_t addr, uint32_t val)
if (s->lcr & UART_LCR_DLAB) {
s->divider = (s->divider & 0x00ff) | (val << 8);
} else {
s->ier = val;
s->ier = val & 0x0f;
if (s->lsr & UART_LSR_THRE) {
s->thr_ipending = 1;
}
serial_update_irq(s);
}
break;
@ -143,7 +146,7 @@ static void serial_ioport_write(void *opaque, uint32_t addr, uint32_t val)
s->lcr = val;
break;
case 4:
s->mcr = val;
s->mcr = val & 0x1f;
break;
case 5:
break;