izzy/xemu
0
0
Fork 0
mirror of https://github.com/izzy2lost/xemu.git synced 2026-07-06 00:20:22 -07:00
Code Issues Packages Projects Releases Wiki Activity

hw/ac97: Mask out the EAPD bit on Powerdown Ctrl/Stat writes

Browse Source 
The Linux AC97 driver tests this bit to decide wether or not to show
an External amplifier toggle control.

This patch was also tested with a Windows XP guest without any issues.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: malc <av1474@comtv.ru>
This commit is contained in:
Hans de Goede
2012-05-07 16:31:40 +04:00
committed by malc
parent 7873bfb866
commit 847c25d01c
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
hw/ac97.c
+1 -1
View File
@@ -603,7 +603,7 @@ static void nam_writew (void *opaque, uint32_t addr, uint32_t val)
mixer_reset (s);
break;
case AC97_Powerdown_Ctrl_Stat:
val &= ~0xf;
val &= ~0x800f;
val |= mixer_load (s, index) & 0xf;
mixer_store (s, index, val);
break;