* [Qemu-devel] [4995] serial: Always update iir, even when ier is empty (Samuel Thibault)
@ 2008-08-12 13:22 Anthony Liguori
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From: Anthony Liguori @ 2008-08-12 13:22 UTC (permalink / raw)
To: qemu-devel
Revision: 4995
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4995
Author: aliguori
Date: 2008-08-12 13:22:50 +0000 (Tue, 12 Aug 2008)
Log Message:
-----------
serial: Always update iir, even when ier is empty (Samuel Thibault)
This fixes installation of Windows XP.
Signed-off-by: Samuel Thibault <samuel.thibault@eu.citrix.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Modified Paths:
--------------
trunk/hw/serial.c
Modified: trunk/hw/serial.c
===================================================================
--- trunk/hw/serial.c 2008-08-11 18:52:14 UTC (rev 4994)
+++ trunk/hw/serial.c 2008-08-12 13:22:50 UTC (rev 4995)
@@ -189,11 +189,6 @@
{
uint8_t tmp_iir = UART_IIR_NO_INT;
- if (!s->ier) {
- qemu_irq_lower(s->irq);
- return;
- }
-
if ((s->ier & UART_IER_RLSI) && (s->lsr & UART_LSR_INT_ANY)) {
tmp_iir = UART_IIR_RLSI;
} else if (s->timeout_ipending) {
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