Disable VMP on Fuzz Start (#88)

Author: novafacing

Cargo.toml

@@ -21,7 +21,7 @@ version = "0.2.1"
 
 [package.metadata.simics]
 package-number = 31337
-version = "6.1.1"
+version = "6.1.2"
 
 [lib]
 crate-type = ["cdylib", "rlib"]

simics-rs/simics-macro/src/interface/mod.rs

@@ -613,7 +613,6 @@ impl CInterface {
         let simics_base = if let Ok(simics_base) = var("SIMICS_BASE") {
             PathBuf::from(simics_base)
         } else {
-            println!("cargo:warning=No SIMICS_BASE environment variable found, using ispm to find installed packages and using latest base version");
             let mut packages = ispm::packages::list(&GlobalOptions::default())
                 .map_err(|e| Error::custom(format!("Could not get installed packages: {e}")))?;
             packages.sort();
@@ -627,7 +626,6 @@ impl CInterface {
                 "No SIMICS_BASE variable set and did not find a package with package number 1000"
                 ));
             };
-            println!("cargo:warning=Using Simics base version {}", base.version);
             base.paths
                 .first()
                 .ok_or_else(|| {

src/lib.rs

@@ -46,11 +46,11 @@ use serde::{Deserialize, Serialize};
 use serde_json::to_writer;
 use simics::{
     break_simulation, class, debug, error, free_attribute, get_class, get_interface,
-    get_processor_number, lookup_file, object_clock, run_command, run_python, simics_init, trace,
-    version_base, AsConfObject, BreakpointId, ClassCreate, ClassObjectsFinalize, ConfObject,
-    CoreBreakpointMemopHap, CoreExceptionHap, CoreMagicInstructionHap, CoreSimulationStoppedHap,
-    CpuInstrumentationSubscribeInterface, Event, EventClassFlag, FromConfObject, HapHandle,
-    Interface, IntoAttrValueDict,
+    get_processor_number, info, lookup_file, object_clock, run_command, run_python, simics_init,
+    trace, version_base, warn, AsConfObject, BreakpointId, ClassCreate, ClassObjectsFinalize,
+    ConfObject, CoreBreakpointMemopHap, CoreExceptionHap, CoreMagicInstructionHap,
+    CoreSimulationStoppedHap, CpuInstrumentationSubscribeInterface, Event, EventClassFlag,
+    FromConfObject, HapHandle, Interface, IntoAttrValueDict,
 };
 #[cfg(simics_version_6)]
 use simics::{
@@ -725,6 +725,12 @@ impl Tsffs {
             return Ok(());
         }
 
+        // Disable VMP if it is enabled
+        info!("Disabling VMP");
+
+        if let Err(e) = run_command("disable-vmp") {
+            warn!(self.as_conf_object(), "Failed to disable VMP: {}", e);
+        }
         self.log(LogMessage::startup())?;
 
         #[cfg(simics_version_7)]