From c8f7c5e21ff92b6a1db2f36cd37a90df6a648392 Mon Sep 17 00:00:00 2001
From: Juliette Pretot <julsh@google.com>
Date: Mon, 25 Mar 2024 16:04:34 +0000
Subject: [PATCH] wip

---
 enclave_apps/oak_echo_raw_enclave_app/src/main.rs | 3 +++
 enclave_apps/oak_orchestrator/src/main.rs         | 1 +
 oak_restricted_kernel/src/mm/page_tables.rs       | 1 +
 3 files changed, 5 insertions(+)

diff --git a/enclave_apps/oak_echo_raw_enclave_app/src/main.rs b/enclave_apps/oak_echo_raw_enclave_app/src/main.rs
index f7ff69d9467..8037107429b 100644
--- a/enclave_apps/oak_echo_raw_enclave_app/src/main.rs
+++ b/enclave_apps/oak_echo_raw_enclave_app/src/main.rs
@@ -33,10 +33,13 @@ const MESSAGE_SIZE: usize = 1;
 // them back.
 #[entrypoint]
 fn start_echo_server() -> ! {
+    log::info!("suo");
     let mut channel = FileDescriptorChannel::default();
+    log::info!("channel");
     loop {
         let bytes = {
             let mut bytes: Vec<u8> = vec![0; MESSAGE_SIZE];
+            log::info!("allocated bytes");
             channel.read_exact(&mut bytes).expect("couldn't read bytes");
             bytes
         };
diff --git a/enclave_apps/oak_orchestrator/src/main.rs b/enclave_apps/oak_orchestrator/src/main.rs
index da8d73fa098..c2477bba269 100644
--- a/enclave_apps/oak_orchestrator/src/main.rs
+++ b/enclave_apps/oak_orchestrator/src/main.rs
@@ -104,5 +104,6 @@ fn entrypoint() -> ! {
 
     let pid = syscall::unstable_create_proccess(attested_app.elf_binary.as_slice())
         .expect("failed to create app process");
+    log::info!("created application with pid: {}", pid);
     syscall::unstable_switch_proccess(pid)
 }
diff --git a/oak_restricted_kernel/src/mm/page_tables.rs b/oak_restricted_kernel/src/mm/page_tables.rs
index 50d42a56409..2f8289acdee 100644
--- a/oak_restricted_kernel/src/mm/page_tables.rs
+++ b/oak_restricted_kernel/src/mm/page_tables.rs
@@ -293,6 +293,7 @@ impl CurrentRootPageTable {
     /// Safety: The new page tables must keep the identity mapping at -2GB
     /// (kernel space) intact.
     pub unsafe fn replace(&mut self, pml4_frame: PhysFrame) -> Option<RootPageTable> {
+        log::info!("new pml4 {:?}", pml4_frame);
         // This validates any references that expect boot page tables to be valid!
         // Safety: Caller must ensure that the new page tables are safe.
         unsafe {