Changeset 49365 in vbox for trunk/include/VBox

Timestamp:

Nov 1, 2013 3:15:27 PM (11 years ago)

Author:

vboxsync

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

90406

Message:

wddm: basics for ring buffer-based command submission

Location:

trunk/include/VBox

Files:

• HGSMI/HGSMIChSetup.h (modified) (1 diff)
• VBoxVideo.h (modified) (3 diffs)
• VMMDev.h (modified) (1 diff)

trunk/include/VBox/HGSMI/HGSMIChSetup.h

@@ -45 +45 @@
 /* HGSMI setup and configuration data structures. */
 /* host->guest commands pending, should be accessed under FIFO lock only */
-#define HGSMIHOSTFLAGS_COMMANDS_PENDING 0x1
+#define HGSMIHOSTFLAGS_COMMANDS_PENDING    0x1
 /* IRQ is fired, should be accessed under VGAState::lock only  */
-#define HGSMIHOSTFLAGS_IRQ              0x2
+#define HGSMIHOSTFLAGS_IRQ                 0x2
 #ifdef VBOX_WITH_WDDM
 /* one or more guest commands is completed, should be accessed under FIFO lock only */

trunk/include/VBox/VBoxVideo.h

@@ -853 +853 @@
 #define VBVA_SCANLINE_CFG    13 /* configures scanline, see VBVASCANLINECFG below */
 #define VBVA_SCANLINE_INFO   14 /* requests scanline info, see VBVASCANLINEINFO below */
+#define VBVA_CMDVBVA_ENABLE  15 /* enables command ring buffer VBVA */
+#define VBVA_CMDVBVA_SUBMIT  16 /* inform host about VBVA Command submission */
+#define VBVA_CMDVBVA_FLUSH   17 /* inform host about VBVA Command submission */
 
 /* host->guest commands */
@@ -945 +948 @@
 
 } VBVAFLUSH;
+
+typedef struct VBVACMDVBVASUBMIT
+{
+    uint32_t u32Reserved;
+} VBVACMDVBVASUBMIT;
+
+/* flush is requested because due to guest command buffer overflow */
+#define VBVACMDVBVAFLUSH_F_GUEST_BUFFER_OVERFLOW 1
+
+typedef struct VBVACMDVBVAFLUSH
+{
+    uint32_t u32Flags;
+} VBVACMDVBVAFLUSH;
+
 
 /* VBVAINFOSCREEN::u8Flags */
@@ -1543 +1560 @@
 } VBOXVDMACMD_CHROMIUM_CTL_CRCONNECT, *PVBOXVDMACMD_CHROMIUM_CTL_CRCONNECT;
 
+/* ring command buffer dr */
+#define VBOXCMDVBVA_STATE_SUBMITTED   1
+#define VBOXCMDVBVA_STATE_CANCELLED   2
+#define VBOXCMDVBVA_STATE_IN_PROGRESS 3
+/* the "completed" state is signalled via the ring buffer values */
+
+/* CrHgsmi command */
+#define VBOXCMDVBVA_OPTYPE_CRCMD 1
+/* blit command (e.g. shadow to primary) */
+#define VBOXCMDVBVA_OPTYPE_BLT   2
+/* nop - is a one-bit command. The buffer size to skip is determined by VBVA buffer size */
+#define VBOXCMDVBVA_OPTYPE_NOP   0x80
+
+/* trying to make the header as small as possible,
+ * we'd have pretty few op codes actually, so 8bit is quite enough,
+ * we will be able to extend it in any way. */
+typedef struct VBOXCMDVBVA_HDR
+{
+    /* one VBOXCMDVBVA_OPTYPE_XXX, ecxept NOP, see comments above */
+    uint8_t u8OpCode;
+    /* reserved, must be null */
+    uint8_t u8Reserved;
+    /* one of VBOXCMDVBVA_STATE_XXX*/
+    volatile uint8_t u8State;
+    /* result, 0 on success, otherwise contains the failure code TBD */
+    int8_t u8Result;
+    /* DXGK DDI fence ID */
+    uint32_t u32FenceID;
+} VBOXCMDVBVA_HDR;
+
+typedef struct VBOXCMDVBVA_CRCMD
+{
+    VBOXCMDVBVA_HDR Hdr;
+    VBOXVIDEOOFFSET offCmd;
+} VBOXCMDVBVA_CRCMD;
+
 # pragma pack()
 

trunk/include/VBox/VMMDev.h

@@ -2086 +2086 @@
 #define VBVA_F_MODE_VRDP_ORDER_MASK (0x00000008)
 
+#define VBVA_F_STATE_PROCESSING     (0x00010000)
+
 #define VBVA_F_RECORD_PARTIAL       (0x80000000)
 /** @} */