small fixes in Kconfig, cleaned up debugs in swint intercept code

[palacios.git] / palacios / src / extensions / Kconfig

diff --git a/palacios/src/extensions/Kconfig b/palacios/src/extensions/Kconfig
index c7b7d69..e3b83fe 100644 (file)
--- a/palacios/src/extensions/Kconfig
+++ b/palacios/src/extensions/Kconfig
@@ -26,11 +26,17 @@ config EXT_MTRRS
           Provides a virtualized set of MTTR registers
 
 config EXT_MACH_CHECK
-       bool "Support Machine Check functionality"
+       bool "Support machine-check functionality"
        default n
        help 
-          Provides a virtualized machine check architecture
+          Provides a virtualized machine-check architecture
 
+config DEGUB_EXT_MACH_CHECK
+    bool "Debug machine-check functionality"
+    default n
+    depends on EXT_MACH_CHECK
+    help
+        Enable virtual machine-check architecture debugging
 
 config EXT_INSPECTOR
        bool "VM Inspector"
@@ -38,4 +44,54 @@ config EXT_INSPECTOR
        help
          Provides the inspection extension
 
+config EXT_SW_INTERRUPTS
+    bool "Enable interception and hooking of software interrupts"
+    default n
+    help
+      This feature will cause the VMM to intercept the execution
+      of software interrupts (i.e. the INTn instruction) and enable
+      any INT vector to be hooked. Extension name is "swintr_intercept"
+
+config DEBUG_EXT_SW_INTERRUPTS
+    bool "Enable debugging of software interrupt interception code"
+    depends on EXT_SW_INTERRUPTS
+    default n
+    help
+      This will enable useful debugging printouts for software
+      intercept code
+
+config EXT_SWINTR_PASSTHROUGH
+    bool "Hook all unhandled sofware interrupts for passthrough"
+    depends on EXT_SW_INTERRUPTS
+    default n
+    help
+      If enabled, this will cause all software interrupts 
+      (INT instruction vectors) to be hooked for passthrough.
+      May reduce performance but useful for debugging.
+
+config EXT_SYSCALL_HIJACK
+    bool "Enable System Call Hijacking"
+    depends on EXT_SW_INTERRUPTS
+    default n
+    help
+      Enable the VMM to hijack system calls executed by the guest.
+      If enabled, the VMM will hook execution of INT 80
+
+config DEBUG_EXT_SYSCALL_HIJACK
+    bool "Enable Syscall Hijack Debug in Palacios"
+    depends on EXT_SYSCALL_HIJACK
+    default n
+    help 
+      Enable Debugging printouts for syscall hijacking code
+      in Palacios
+
+config EXT_SYSCALL_PASSTHROUGH
+    bool "Hook all unhandled system calls for passthrough"
+    depends on EXT_SYSCALL_HIJACK
+    default n
+    help
+      If enabled, this option will cause all system calls
+      that are not explicitly hooked to be hooked for 
+      passthrough. This is useful for debugging.
+
 endmenu