Changeset 88170 in vbox for trunk/src/VBox/Devices/Audio/DevHDA.h

Timestamp:

Mar 18, 2021 1:38:31 AM (4 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

143321

Message:

DevHDA: Rewrote the wall clock code to base it on the virtual sync clock with a start offset and holding it back according to DMA progress. Introduced new saved state version. bugref:9890

File:

• trunk/src/VBox/Devices/Audio/DevHDA.h (modified) (3 diffs)

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

@@ -31 +31 @@
 #include "HDAStream.h"
 #include "HDAStreamMap.h"
-#include "HDAStreamPeriod.h"
 
 #ifdef DEBUG_andy
@@ -119 +118 @@
     /** Current IRQ level. */
     uint8_t                 u8IRQL;
-#ifdef VBOX_STRICT
-    /** Wall clock (WALCLK) stale count.
-     *  This indicates the number of set wall clock values which did not actually
-     *  move the counter forward (stale). */
-    uint8_t                 u8WalClkStaleCnt;
-#else
-    uint8_t                 bPadding1;
-#endif
-    uint8_t                 bPadding2;
     /** The device timer Hz rate. Defaults to HDA_TIMER_HZ_DEFAULT. */
     uint16_t                uTimerHz;
@@ -139 +129 @@
      *  The actual buffer size in bytes will depend on the actual stream configuration. */
     uint16_t                cbCircBufOutMs;
-    uint16_t                au16Padding3[3];
-    /** Last updated wall clock (WALCLK) counter. */
-    uint64_t                u64WalClk;
+    /** The start time of the wall clock (WALCLK), measured on the virtual sync clock. */
+    uint64_t                tsWalClkStart;
     /** The CORB buffer. */
     uint32_t                au32CorbBuf[HDA_CORB_SIZE];