Link bug to RK wrapper relocation model.

And fix typo in const.

BUG: 359144829
Change-Id: I1927981014bdf0aa24eb6486b0e09f36f9f35fea

oak_restricted_kernel_wrapper/BUILD

@@ -32,14 +32,14 @@ package(
 #
 # This is not yet supported in our Bazel setup, but we can get RK to
 # work with relocation-model=static as the addresses are known at
-# compile time.
+# compile time. See b/359144829.
 _RK_WRAPPER_RUSTC_FLAGS = [
     "-C",
     "lto=true",  # Enable https://llvm.org/docs/LinkTimeOptimization.html.
     "-C",
     "panic=abort",
     "-C",
-    "relocation-model=static",
+    "relocation-model=static",  # TODO: b/359144829 - set relocation-model=pie.
     "-C",
     "opt-level=z",  # Optimize for binary size, but also turn off loop vectorization.
 ]

stage0/src/kernel.rs

@@ -31,7 +31,7 @@ use crate::{
 const DEFAULT_KERNEL_START: u64 = 0x200000;
 
 /// The default location for loading a compressed (bzImage format) kerne.
-const DEFAULT_BZIMAGE_SATRT: u64 = 0x2000000;
+const DEFAULT_BZIMAGE_START: u64 = 0x2000000; // See b/359144829 before changing.
 
 /// The default size for the kernel if a kernel wasn't supplied via the QEMU
 /// fw_cfg device.
@@ -138,7 +138,7 @@ pub fn try_load_kernel_image<P: crate::Platform>(
     let size = file.size();
 
     let dma_address = if bzimage {
-        PhysAddr::new(DEFAULT_BZIMAGE_SATRT)
+        PhysAddr::new(DEFAULT_BZIMAGE_START)
     } else {
         // For an Elf kernel we copy the kernel image to a temporary location at the end
         // of available mapped virtual memory where we can parse it.