儲存庫 vbox 的更動 67542

時間撮記:

2017-6-21 下午01:42:18 (7 年 以前)

作者:

vboxsync

訊息:

Audio/DevHDA.cpp: Comment + assertion for hdaRegWriteSDFMT().

檔案:

• trunk/src/VBox/Devices/Audio/DevHDA.cpp (修改) (1 筆差異)

trunk/src/VBox/Devices/Audio/DevHDA.cpp

@@ -3276 +3276 @@
     }
 
+    /* Write the wanted stream format into the register in any case.
+     *
+     * This is important for e.g. MacOS guests, as those try to initialize streams which are not reported
+     * by the device emulation (wants 4 channels, only have 2 channels at the moment).
+     *
+     * When ignoring those (invalid) formats, this leads to MacOS thinking that the device is malfunctioning
+     * and therefore disabling the device completely. */
     int rc = hdaRegWriteU16(pThis, iReg, u32Value);
     AssertRC(rc);