Changeset 15962 in vbox for trunk/src/VBox/VMM/VMMGC

Timestamp:

Jan 15, 2009 12:33:49 PM (16 years ago)

Author:

vboxsync

Message:

Added debugging code (inactive) for tracking the state of the 32/64 switcher in crash dumps

File:

• trunk/src/VBox/VMM/VMMGC/HWACCMGCA.asm (modified) (10 diffs)

trunk/src/VBox/VMM/VMMGC/HWACCMGCA.asm

@@ -144 +144 @@
     mov     rbx, [rbp + 24 + 8]                             ; pCache
 
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     qword [rbx + VMCSCACHE.uPos], 2
+%endif
+
 %ifdef DEBUG
     mov     rax, [rbp + 8 + 8]                              ; pPageCpuPhys
@@ -171 +175 @@
 .no_cached_writes:
 
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     qword [rbx + VMCSCACHE.uPos], 3
+%endif
     ; Save the pCache pointer
     push    xBX
@@ -201 +208 @@
     vmwrite rax, [rsp+2]
     add     rsp, 8*2
+
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     qword [rbx + VMCSCACHE.uPos], 4
+%endif
     
     ; hopefully we can ignore TR (we restore it anyway on the way back to 32 bits mode)
@@ -231 +242 @@
     LOADGUESTMSR MSR_K8_SF_MASK,        CPUMCTX.msrSFMASK
     LOADGUESTMSR MSR_K8_KERNEL_GS_BASE, CPUMCTX.msrKERNELGSBASE
+
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     qword [rbx + VMCSCACHE.uPos], 5
+%endif
 
     ; Save the pCtx pointer
@@ -300 +315 @@
     pop     rdi         ; saved pCache
 
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     dword [rdi + VMCSCACHE.uPos], 7
+%endif
 %ifdef DEBUG
     mov     [rdi + VMCSCACHE.TestOut.pCache], rdi
     mov     [rdi + VMCSCACHE.TestOut.pCtx], rsi
+    mov     rax, cr8
+    mov     [rdi + VMCSCACHE.TestOut.cr8], rax
 %endif
     
@@ -322 +342 @@
     mov     rax, cr2
     mov     [rdi + VMCSCACHE.cr2], rax
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     dword [rdi + VMCSCACHE.uPos], 8
+%endif
 %endif
 
@@ -329 +352 @@
     mov     eax, VINF_SUCCESS
 
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     dword [rdi + VMCSCACHE.uPos], 9
+%endif
 .vmstart64_end:
 
@@ -354 +380 @@
     pop     rdx
     mov     [rdi + VMCSCACHE.TestOut.eflags], rdx
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     dword [rdi + VMCSCACHE.uPos], 12
+%endif
 .skip_flags_save:
 %endif
@@ -366 +395 @@
 %ifdef VMX_USE_CACHED_VMCS_ACCESSES
     pop     rdi         ; pCache
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     dword [rdi + VMCSCACHE.uPos], 10
+%endif
 
 %ifdef DEBUG
@@ -390 +422 @@
     mov     [rdi + VMCSCACHE.TestOut.pCache], rdi
     mov     [rdi + VMCSCACHE.TestOut.pCtx], rsi
+%endif
+%ifdef VBOX_WITH_CRASHDUMP_MAGIC
+    mov     dword [rdi + VMCSCACHE.uPos], 11
 %endif