Changeset 96811 in vbox for trunk/include

Timestamp:

Sep 21, 2022 1:23:31 PM (2 years ago)

Author:

vboxsync

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

153702

Message:

VMM,IPRT,VBoxGuest,SUPDrv: Added a more efficient interface for guest logging using the CPUID instruction. This is mainly intended for development use and not enabled by default. Require updating host drivers.

Location:

trunk/include

Files:

• VBox/vmm/cpuidcall.h (added)
• VBox/vmm/cpuidcall.mac (added)
• VBox/vmm/vm.h (modified) (2 diffs)
• VBox/vmm/vm.mac (modified) (1 diff)
• iprt/log.h (modified) (4 diffs)
• iprt/mangling.h (modified) (1 diff)

trunk/include/VBox/vmm/vm.h

@@ -1452 +1452 @@
         struct IEM  s;
 #endif
-        uint8_t     padding[8];         /* multiple of 8 */
+        uint8_t     padding[16];         /* multiple of 8 */
     } iem;
 
@@ -1478 +1478 @@
 
     /** Padding for aligning the structure size on a page boundrary. */
-    uint8_t         abAlignment2[8880 - sizeof(PVMCPUR3) * VMM_MAX_CPU_COUNT];
+    uint8_t         abAlignment2[8872 - sizeof(PVMCPUR3) * VMM_MAX_CPU_COUNT];
 
     /* ---- end small stuff ---- */

trunk/include/VBox/vmm/vm.mac

@@ -173 +173 @@
     .vm                     resb 32
     .cfgm                   resb 8
-    .iem                    resb 8
+    .iem                    resb 16
     .R0Stats                resb 64
     .gcm                    resb 32

trunk/include/iprt/log.h

@@ -545 +545 @@
     /** Log a memory ring buffer. */
     RTLOGDEST_RINGBUF       = 0x00000020,
+    /** The parent VMM debug log. */
+    RTLOGDEST_VMM           = 0x00000040,
+    /** The parent VMM release log. */
+    RTLOGDEST_VMM_REL       = 0x00000080,
     /** Open files with no deny (share read, write, delete) on Windows. */
     RTLOGDEST_F_NO_DENY     = 0x00010000,
@@ -560 +564 @@
 } RTLOGDEST;
 /** Valid log destinations. */
-#define RTLOG_DST_VALID_MASK    UINT32_C(0x6303003f)
+#define RTLOG_DST_VALID_MASK    UINT32_C(0x630300ff)
 /** Log destinations that can be changed via RTLogChangeDestinations. */
-#define RTLOG_DST_CHANGE_MASK   UINT32_C(0x4000001e)
+#define RTLOG_DST_CHANGE_MASK   UINT32_C(0x400000de)
 
 
@@ -2526 +2530 @@
 
 /**
+ * Write/copy bulk log data from a nested VM logger.
+ *
+ * This is used for
+ *
+ * @returns IRPT status code.
+ * @param   pLogger             The logger instance (NULL for default logger).
+ * @param   pch                 Pointer to the block of bulk log text to write.
+ * @param   cch                 Size of the block of bulk log text to write.
+ * @param   pszInfix            String to put after the line prefixes and the
+ *                              line content.
+ */
+RTDECL(int) RTLogBulkNestedWrite(PRTLOGGER pLogger, const char *pch, size_t cch, const char *pszInfix);
+
+/**
  * Flushes the specified logger.
  *
@@ -2789 +2807 @@
 
 /**
+ * Write log buffer to a parent VMM (hypervisor).
+ *
+ * @param   pach        What to write.
+ * @param   cb          How much to write.
+ * @param   fRelease    Set if targeting the release log, clear if debug log.
+ *
+ * @note    Currently only available on AMD64 and x86.
+ */
+RTDECL(void) RTLogWriteVmm(const char *pach, size_t cb, bool fRelease);
+
+/**
  * Write log buffer to stdout (RTLOGDEST_STDOUT).
  *

trunk/include/iprt/mangling.h

@@ -1453 +1453 @@
 # define RTLogBulkUpdate                                RT_MANGLER(RTLogBulkUpdate)
 # define RTLogBulkWrite                                 RT_MANGLER(RTLogBulkWrite)
+# define RTLogBulkNestedWrite                           RT_MANGLER(RTLogBulkNestedWrite)
 # define RTLogChangeDestinations                        RT_MANGLER(RTLogChangeDestinations)
 # define RTLogChangeFlags                               RT_MANGLER(RTLogChangeFlags)