more hvm work

crates/xen/xenclient/examples/boot.rs

@@ -23,7 +23,7 @@ async fn main() -> Result<()> {
         mem_mb: 512,
         kernel: fs::read(&kernel_image_path).await?,
         initrd: fs::read(&initrd_path).await?,
-        cmdline: "console=hvc0 debug earlyprintk=xen,keep loglevel=10".to_string(),
+        cmdline: "earlyprintk=xen earlycon=xen console=hvc0 init=/init".to_string(),
         swap_console_backend: None,
         disks: vec![],
         channels: vec![],

crates/xen/xenclient/src/lib.rs

@@ -169,12 +169,7 @@ impl XenClient {
         created: &CreateDomain,
         config: &DomainConfig,
     ) -> Result<CreatedDomain> {
-        trace!(
+        trace!("XenClient init domid={} domain={:?}", domid, created,);
-            "XenClient init domid={} domain={:?} config={:?}",
-            domid,
-            created,
-            config
-        );
         let backend_dom_path = self.store.get_domain_path(0).await?;
         let dom_path = self.store.get_domain_path(domid).await?;
         let uuid_string = Uuid::from_bytes(created.handle).to_string();

crates/xen/xenstore/src/lib.rs

@@ -108,7 +108,6 @@ impl XsdClient {
     }
 
     async fn write<P: AsRef<str>>(&self, tx: u32, path: P, data: Vec<u8>) -> Result<bool> {
-        trace!("write tx={tx} path={} data={:?}", path.as_ref(), data);
         let mut buffer = Vec::new();
         let path = CString::new(path.as_ref())?;
         buffer.extend_from_slice(path.as_bytes_with_nul());
@@ -120,6 +119,11 @@ impl XsdClient {
         response.parse_bool()
     }
 
+    async fn write_string<P: AsRef<str>>(&self, tx: u32, path: P, data: &str) -> Result<bool> {
+        trace!("write tx={tx} path={} data=\"{}\"", path.as_ref(), data);
+        self.write(tx, path, data.as_bytes().to_vec()).await
+    }
+
     async fn mkdir<P: AsRef<str>>(&self, tx: u32, path: P) -> Result<bool> {
         trace!("mkdir tx={tx} path={}", path.as_ref());
         self.socket
@@ -247,7 +251,7 @@ impl XsdInterface for XsdClient {
     }
 
     async fn write_string<P: AsRef<str>>(&self, path: P, data: &str) -> Result<bool> {
-        self.write(0, path, data.as_bytes().to_vec()).await
+        self.write_string(0, path, data).await
     }
 
     async fn mkdir<P: AsRef<str>>(&self, path: P) -> Result<bool> {
@@ -287,9 +291,7 @@ impl XsdInterface for XsdTransaction {
     }
 
     async fn write_string<P: AsRef<str>>(&self, path: P, data: &str) -> Result<bool> {
-        self.client
+        self.client.write_string(self.tx, path, data).await
-            .write(self.tx, path, data.as_bytes().to_vec())
-            .await
     }
 
     async fn mkdir<P: AsRef<str>>(&self, path: P) -> Result<bool> {

kernel/krata-x86_64.config

@@ -356,6 +356,7 @@ CONFIG_X86_X2APIC=y
 # CONFIG_X86_AMD_PLATFORM_DEVICE is not set
 CONFIG_IOSF_MBI=m
 # CONFIG_IOSF_MBI_DEBUG is not set
+CONFIG_X86_SUPPORTS_MEMORY_FAILURE=y
 CONFIG_SCHED_OMIT_FRAME_POINTER=y
 CONFIG_HYPERVISOR_GUEST=y
 CONFIG_PARAVIRT=y
@@ -422,7 +423,12 @@ CONFIG_SCHED_MC_PRIO=y
 CONFIG_X86_LOCAL_APIC=y
 CONFIG_X86_IO_APIC=y
 # CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS is not set
-# CONFIG_X86_MCE is not set
+CONFIG_X86_MCE=y
+# CONFIG_X86_MCELOG_LEGACY is not set
+CONFIG_X86_MCE_INTEL=y
+CONFIG_X86_MCE_AMD=y
+CONFIG_X86_MCE_THRESHOLD=y
+# CONFIG_X86_MCE_INJECT is not set
 
 #
 # Performance monitoring
@@ -506,7 +512,7 @@ CONFIG_HOTPLUG_CPU=y
 # CONFIG_LEGACY_VSYSCALL_XONLY is not set
 CONFIG_LEGACY_VSYSCALL_NONE=y
 CONFIG_CMDLINE_BOOL=y
-CONFIG_CMDLINE="earlyprintk=xen,keep debug loglevel=10"
+CONFIG_CMDLINE="earlyprintk=xen earlycon=xen console=hvc0 init=/bin/sh"
 CONFIG_CMDLINE_OVERRIDE=y
 CONFIG_MODIFY_LDT_SYSCALL=y
 # CONFIG_STRICT_SIGALTSTACK_SIZE is not set
@@ -1067,6 +1073,8 @@ CONFIG_PCP_BATCH_SCALE_MAX=5
 CONFIG_PHYS_ADDR_T_64BIT=y
 CONFIG_KSM=y
 CONFIG_DEFAULT_MMAP_MIN_ADDR=65536
+CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y
+# CONFIG_MEMORY_FAILURE is not set
 CONFIG_ARCH_WANT_GENERAL_HUGETLB=y
 CONFIG_ARCH_WANTS_THP_SWAP=y
 CONFIG_TRANSPARENT_HUGEPAGE=y
@@ -3128,7 +3136,8 @@ CONFIG_SWIOTLB_XEN=y
 # CONFIG_XEN_PVCALLS_BACKEND is not set
 CONFIG_XEN_PRIVCMD=y
 # CONFIG_XEN_PRIVCMD_EVENTFD is not set
-# CONFIG_XEN_ACPI_PROCESSOR is not set
+CONFIG_XEN_ACPI_PROCESSOR=y
+# CONFIG_XEN_MCE_LOG is not set
 CONFIG_XEN_HAVE_PVMMU=y
 CONFIG_XEN_EFI=y
 CONFIG_XEN_AUTO_XLATE=y
@@ -3235,6 +3244,7 @@ CONFIG_IOMMU_SUPPORT=y
 #
 # Generic IOMMU Pagetable Support
 #
+CONFIG_IOMMU_IO_PGTABLE=y
 # end of Generic IOMMU Pagetable Support
 
 # CONFIG_IOMMU_DEBUGFS is not set
@@ -3242,7 +3252,7 @@ CONFIG_IOMMU_SUPPORT=y
 CONFIG_IOMMU_DEFAULT_DMA_LAZY=y
 # CONFIG_IOMMU_DEFAULT_PASSTHROUGH is not set
 CONFIG_IOMMU_DMA=y
-# CONFIG_AMD_IOMMU is not set
+CONFIG_AMD_IOMMU=y
 CONFIG_DMAR_TABLE=y
 CONFIG_INTEL_IOMMU=y
 # CONFIG_INTEL_IOMMU_SVM is not set