x86 queue, 2016-10-17

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Merge remote-tracking branch 'remotes/ehabkost/tags/x86-pull-request' into staging

x86 queue, 2016-10-17

# gpg: Signature made Mon 17 Oct 2016 18:51:07 BST
# gpg:                using RSA key 0x2807936F984DC5A6
# gpg: Good signature from "Eduardo Habkost <ehabkost@redhat.com>"
# Primary key fingerprint: 5A32 2FD5 ABC4 D3DB ACCF  D1AA 2807 936F 984D C5A6

* remotes/ehabkost/tags/x86-pull-request: (21 commits)
  target-i386: Don't use cpu->migratable when filtering features
  target-i386: Return runnability information on query-cpu-definitions
  target-i386: x86_cpu_load_features() function
  target-i386: Unset cannot_destroy_with_object_finalize_yet
  target-i386/kvm: cache the return value of kvm_enable_x2apic()
  intel_iommu: reject broken EIM
  intel_iommu: add OnOffAuto intr_eim as "eim" property
  intel_iommu: redo configuraton check in realize
  intel_iommu: pass whole remapped addresses to apic
  apic: add send_msi() to APICCommonClass
  apic: add global apic_get_class()
  target-i386: Move warning code outside x86_cpu_filter_features()
  qmp: Add runnability information to query-cpu-definitions
  target-i386: xsave: Add FP and SSE bits to x86_ext_save_areas
  target-i386: Register properties for feature aliases manually
  target-i386: Remove underscores from feat_names arrays
  target-i386: Make plus_features/minus_features QOM-based
  target-i386: Register aliases for feature names with underscores
  target-i386: Disable VME by default with TCG
  target-i386: List CPU models using subclass list
  ...

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

include/hw/compat.h

@@ -14,6 +14,10 @@
         .driver   = "ioapic",\
         .property = "version",\
         .value    = "0x11",\
+    },{\
+        .driver   = "intel-iommu",\
+        .property = "x-buggy-eim",\
+        .value    = "true",\
     },
 
 #define HW_COMPAT_2_6 \

include/hw/i386/apic_internal.h

@@ -146,6 +146,10 @@ typedef struct APICCommonClass
     void (*pre_save)(APICCommonState *s);
     void (*post_load)(APICCommonState *s);
     void (*reset)(APICCommonState *s);
+    /* send_msi emulates an APIC bus and its proper place would be in a new
+     * device, but it's convenient to have it here for now.
+     */
+    void (*send_msi)(MSIMessage *msi);
 } APICCommonClass;
 
 struct APICCommonState {
@@ -222,4 +226,6 @@ static inline int apic_get_bit(uint32_t *tab, int index)
     return !!(tab[i] & mask);
 }
 
+APICCommonClass *apic_get_class(void);
+
 #endif /* QEMU_APIC_INTERNAL_H */

include/hw/i386/intel_iommu.h

@@ -289,6 +289,8 @@ struct IntelIOMMUState {
     dma_addr_t intr_root;           /* Interrupt remapping table pointer */
     uint32_t intr_size;             /* Number of IR table entries */
     bool intr_eime;                 /* Extended interrupt mode enabled */
+    OnOffAuto intr_eim;             /* Toggle for EIM cabability */
+    bool buggy_eim;                 /* Force buggy EIM unless eim=off */
 };
 
 /* Find the VTD Address space associated with the given bus pointer,