Merge tag 'for-upstream-i386' of https://gitlab.com/bonzini/qemu into staging

* target/i386: new feature bits for AMD processors
* target/i386/tcg: improvements around flag handling
* target/i386: add AVX10 support
* target/i386: add GraniteRapids-v2 model
* dockerfiles: add libcbor
* New nitro-enclave machine type
* qom: cleanups to object_new
* configure: detect 64-bit MIPS for rust
* configure: deprecate 32-bit MIPS

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# gpg: Signature made Thu 31 Oct 2024 17:28:36 GMT
# gpg:                using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg:                issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [full]
# gpg:                 aka "Paolo Bonzini <pbonzini@redhat.com>" [full]
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4  E2F7 7E15 100C CD36 69B1
#      Subkey fingerprint: F133 3857 4B66 2389 866C  7682 BFFB D25F 78C7 AE83

* tag 'for-upstream-i386' of https://gitlab.com/bonzini/qemu: (49 commits)
  target/i386: Introduce GraniteRapids-v2 model
  target/i386: Add AVX512 state when AVX10 is supported
  target/i386: Add feature dependencies for AVX10
  target/i386: add CPUID.24 features for AVX10
  target/i386: add AVX10 feature and AVX10 version property
  target/i386: return bool from x86_cpu_filter_features
  target/i386: do not rely on ExtSaveArea for accelerator-supported XCR0 bits
  target/i386: cpu: set correct supported XCR0 features for TCG
  target/i386: use + to put flags together
  target/i386: use higher-precision arithmetic to compute CF
  target/i386: use compiler builtin to compute PF
  target/i386: make flag variables unsigned
  target/i386: add a note about gen_jcc1
  target/i386: add a few more trivial CCPrepare cases
  target/i386: optimize TEST+Jxx sequences
  target/i386: optimize computation of ZF from CC_OP_DYNAMIC
  target/i386: Wrap cc_op_live with a validity check
  target/i386: Introduce cc_op_size
  target/i386: Rearrange CCOp
  target/i386: remove CC_OP_CLR
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

8 files changed, 171 insertions, 8 deletions

diff --git a/include/hw/boards.h b/include/hw/boards.h
index 5966069baa..91f2edd392 100644
--- a/include/hw/boards.h
+++ b/include/hw/boards.h
@@ -314,6 +314,8 @@ struct MachineClass {
     int64_t (*get_default_cpu_node_id)(const MachineState *ms, int idx);
     ram_addr_t (*fixup_ram_size)(ram_addr_t size);
     uint64_t smbios_memory_device_size;
+    bool (*create_default_memdev)(MachineState *ms, const char *path,
+                                  Error **errp);
 };
 
 /**
diff --git a/include/hw/i386/microvm.h b/include/hw/i386/microvm.h
index fad97a891d..b9ac34a3ef 100644
--- a/include/hw/i386/microvm.h
+++ b/include/hw/i386/microvm.h
@@ -78,6 +78,8 @@ struct MicrovmMachineClass {
     X86MachineClass parent;
     HotplugHandler *(*orig_hotplug_handler)(MachineState *machine,
                                            DeviceState *dev);
+    void (*x86_load_linux)(X86MachineState *x86ms, FWCfgState *fw_cfg,
+                        int acpi_data_size, bool pvh_enabled);
 };
 
 struct MicrovmMachineState {
diff --git a/include/hw/i386/nitro_enclave.h b/include/hw/i386/nitro_enclave.h
new file mode 100644
index 0000000000..b65875033c
--- /dev/null
+++ b/include/hw/i386/nitro_enclave.h
@@ -0,0 +1,62 @@
+/*
+ * AWS nitro-enclave machine
+ *
+ * Copyright (c) 2024 Dorjoy Chowdhury <dorjoychy111@gmail.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * (at your option) any later version.  See the COPYING file in the
+ * top-level directory.
+ */
+
+#ifndef HW_I386_NITRO_ENCLAVE_H
+#define HW_I386_NITRO_ENCLAVE_H
+
+#include "crypto/hash.h"
+#include "hw/i386/microvm.h"
+#include "qom/object.h"
+#include "hw/virtio/virtio-nsm.h"
+
+/* Machine type options */
+#define NITRO_ENCLAVE_VSOCK_CHARDEV_ID "vsock"
+#define NITRO_ENCLAVE_ID    "id"
+#define NITRO_ENCLAVE_PARENT_ROLE "parent-role"
+#define NITRO_ENCLAVE_PARENT_ID "parent-id"
+
+struct NitroEnclaveMachineClass {
+    MicrovmMachineClass parent;
+
+    void (*parent_init)(MachineState *state);
+    void (*parent_reset)(MachineState *machine, ResetType type);
+};
+
+struct NitroEnclaveMachineState {
+    MicrovmMachineState parent;
+
+    /* Machine type options */
+    char *vsock;
+    /* Enclave identifier */
+    char *id;
+    /* Parent instance IAM role ARN */
+    char *parent_role;
+    /* Parent instance identifier */
+    char *parent_id;
+
+    /* Machine state */
+    VirtIONSM *vnsm;
+
+    /* kernel + ramdisks + cmdline sha384 hash */
+    uint8_t image_sha384[QCRYPTO_HASH_DIGEST_LEN_SHA384];
+    /* kernel + boot ramdisk + cmdline sha384 hash */
+    uint8_t bootstrap_sha384[QCRYPTO_HASH_DIGEST_LEN_SHA384];
+    /* application ramdisk(s) hash */
+    uint8_t app_sha384[QCRYPTO_HASH_DIGEST_LEN_SHA384];
+    /* certificate fingerprint hash */
+    uint8_t fingerprint_sha384[QCRYPTO_HASH_DIGEST_LEN_SHA384];
+    bool signature_found;
+};
+
+#define TYPE_NITRO_ENCLAVE_MACHINE MACHINE_TYPE_NAME("nitro-enclave")
+OBJECT_DECLARE_TYPE(NitroEnclaveMachineState, NitroEnclaveMachineClass,
+                    NITRO_ENCLAVE_MACHINE)
+
+#endif
diff --git a/include/hw/virtio/cbor-helpers.h b/include/hw/virtio/cbor-helpers.h
new file mode 100644
index 0000000000..f25fd481ad
--- /dev/null
+++ b/include/hw/virtio/cbor-helpers.h
@@ -0,0 +1,45 @@
+/*
+ * QEMU CBOR helpers
+ *
+ * Copyright (c) 2024 Dorjoy Chowdhury <dorjoychy111@gmail.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * (at your option) any later version.  See the COPYING file in the
+ * top-level directory.
+ */
+
+#ifndef QEMU_VIRTIO_CBOR_HELPERS_H
+#define QEMU_VIRTIO_CBOR_HELPERS_H
+
+#include <cbor.h>
+
+bool qemu_cbor_map_add(cbor_item_t *map, cbor_item_t *key, cbor_item_t *value);
+
+bool qemu_cbor_array_push(cbor_item_t *array, cbor_item_t *value);
+
+bool qemu_cbor_add_bool_to_map(cbor_item_t *map, const char *key, bool value);
+
+bool qemu_cbor_add_uint8_to_map(cbor_item_t *map, const char *key,
+                                uint8_t value);
+
+bool qemu_cbor_add_map_to_map(cbor_item_t *map, const char *key,
+                              size_t nested_map_size,
+                              cbor_item_t **nested_map);
+
+bool qemu_cbor_add_bytestring_to_map(cbor_item_t *map, const char *key,
+                                     uint8_t *arr, size_t len);
+
+bool qemu_cbor_add_null_to_map(cbor_item_t *map, const char *key);
+
+bool qemu_cbor_add_string_to_map(cbor_item_t *map, const char *key,
+                                 const char *value);
+
+bool qemu_cbor_add_uint8_array_to_map(cbor_item_t *map, const char *key,
+                                      uint8_t *arr, size_t len);
+
+bool qemu_cbor_add_uint8_key_bytestring_to_map(cbor_item_t *map, uint8_t key,
+                                               uint8_t *buf, size_t len);
+
+bool qemu_cbor_add_uint64_to_map(cbor_item_t *map, const char *key,
+                                 uint64_t value);
+#endif
diff --git a/include/hw/virtio/virtio-nsm.h b/include/hw/virtio/virtio-nsm.h
new file mode 100644
index 0000000000..57ddbbbf3f
--- /dev/null
+++ b/include/hw/virtio/virtio-nsm.h
@@ -0,0 +1,49 @@
+/*
+ * AWS Nitro Secure Module (NSM) device
+ *
+ * Copyright (c) 2024 Dorjoy Chowdhury <dorjoychy111@gmail.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * (at your option) any later version.  See the COPYING file in the
+ * top-level directory.
+ */
+
+#ifndef QEMU_VIRTIO_NSM_H
+#define QEMU_VIRTIO_NSM_H
+
+#include "crypto/hash.h"
+#include "hw/virtio/virtio.h"
+#include "qom/object.h"
+
+#define NSM_MAX_PCRS 32
+
+#define TYPE_VIRTIO_NSM "virtio-nsm-device"
+OBJECT_DECLARE_SIMPLE_TYPE(VirtIONSM, VIRTIO_NSM)
+#define VIRTIO_NSM_GET_PARENT_CLASS(obj) \
+    OBJECT_GET_PARENT_CLASS(obj, TYPE_VIRTIO_NSM)
+
+struct PCRInfo {
+    bool locked;
+    uint8_t data[QCRYPTO_HASH_DIGEST_LEN_SHA384];
+};
+
+struct VirtIONSM {
+    VirtIODevice parent_obj;
+
+    /* Only one vq - guest puts request and response buffers on it */
+    VirtQueue *vq;
+
+    /* NSM State */
+    uint16_t max_pcrs;
+    struct PCRInfo pcrs[NSM_MAX_PCRS];
+    char *digest;
+    char *module_id;
+    uint8_t version_major;
+    uint8_t version_minor;
+    uint8_t version_patch;
+
+    bool (*extend_pcr)(VirtIONSM *vnsm, int ind, uint8_t *data, uint16_t len);
+    void (*lock_pcr)(VirtIONSM *vnsm, int ind);
+};
+
+#endif
diff --git a/include/qemu/host-utils.h b/include/qemu/host-utils.h
index ead97d354d..4d28fa22cf 100644
--- a/include/qemu/host-utils.h
+++ b/include/qemu/host-utils.h
@@ -313,6 +313,15 @@ static inline int ctpop8(uint8_t val)
     return __builtin_popcount(val);
 }
 
+/*
+ * parity8 - return the parity (1 = odd) of an 8-bit value.
+ * @val: The value to search
+ */
+static inline int parity8(uint8_t val)
+{
+    return __builtin_parity(val);
+}
+
 /**
  * ctpop16 - count the population of one bits in a 16-bit value.
  * @val: The value to search
diff --git a/include/qom/object.h b/include/qom/object.h
index 2af9854675..43c135984a 100644
--- a/include/qom/object.h
+++ b/include/qom/object.h
@@ -2033,14 +2033,6 @@ int object_child_foreach_recursive(Object *obj,
 Object *container_get(Object *root, const char *path);
 
 /**
- * object_type_get_instance_size:
- * @typename: Name of the Type whose instance_size is required
- *
- * Returns the instance_size of the given @typename.
- */
-size_t object_type_get_instance_size(const char *typename);
-
-/**
  * object_property_help:
  * @name: the name of the property
  * @type: the type of the property
diff --git a/include/sysemu/hostmem.h b/include/sysemu/hostmem.h
index de47ae59e4..67f45abe39 100644
--- a/include/sysemu/hostmem.h
+++ b/include/sysemu/hostmem.h
@@ -39,6 +39,8 @@ OBJECT_DECLARE_TYPE(HostMemoryBackend, HostMemoryBackendClass,
  */
 #define TYPE_MEMORY_BACKEND_FILE "memory-backend-file"
 
+#define TYPE_MEMORY_BACKEND_MEMFD "memory-backend-memfd"
+
 
 /**
  * HostMemoryBackendClass: