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