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/xen-4.10.0-shim-comet/xen/include/asm-x86/
A Dalternative.h7 .macro altinstruction_entry orig alt feature orig_len alt_len
10 .word \feature
57 #define ALTERNATIVE_N(newinstr, feature, number) \
59 ALTINSTR_ENTRY(feature, number) \
63 ALTINSTR_REPLACEMENT(newinstr, feature, number) \
67 #define ALTERNATIVE(oldinstr, newinstr, feature) \
69 ALTERNATIVE_N(newinstr, feature, 1)
105 #define alternative_input(oldinstr, newinstr, feature, input...) \
106 asm volatile (ALTERNATIVE(oldinstr, newinstr, feature) \
110 #define alternative_io(oldinstr, newinstr, feature, output, input...) \
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A Dasm_defns.h153 #define CPUINFO_FEATURE_OFFSET(feature) \ argument
154 (CPUINFO_features + (cpufeat_word(feature) * 4))
/xen-4.10.0-shim-comet/docs/features/
A Dtemplate.pandoc1 % Template for feature documents
6 This is a suggested template for formatting of a Xen feature document in
10 for the feature (indicating its security status), as well as brief user
29 A short description the feature, similar to an abstract for a
34 Information for a user attempting to use the feature. Should include
35 how to enable the feature (is it enabled by default? If not, how to turn
36 it on?), and how to interact with the feature (typically via `xl`).
50 Information concerning how to properly test changes affecting this feature.
55 feature itself, or improve interaction with other features.
65 Relevant external references for this feature.
A Dfeature-levelling.pandoc45 `xl` currently has no facilities to help the user collect appropriate feature
46 information from relevant hosts and compute appropriate feature specifications
101 instructions requesting specific feature bitmap sets. The exact MSRs, and
102 which feature bitmap sets they affect are hardware specific. These MSRs allow
115 disabling a certain feature, we disable all features which depend on it. This
117 the single appropriate feature, rather than the entire feature dependency
120 To speed up runtime calculation of feature dependencies, the dependency chain
124 disable all dependent features of a specific disabled feature in constant
161 A guest which ignores the provided feature information and manually probes for
179 The feature querying and levelling functions should exposed in a
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A Dintel_psr_cat_cdp.pandoc298 Every feature has its own properties, e.g. some data and actions. A
299 feature property pointer array is declared to save every feature's
304 `cos_num` is the number of COS registers the feature uses, e.g. L3/L2
316 feature does some special operations.
320 `get_feat_info` is used to return feature HW info through sysctl.
324 `write_msr` is used to write out feature MSR register.
336 When a PSR enforcement feature is enabled, it will be added into a
337 feature array.
353 of the feature. The array is indexed by COS ID.
378 according to feature position defined in `enum psr_feat_type`.
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A Dlivepatch.pandoc23 Xen Live Patching has been available as tech preview feature since Xen
31 declare live patching as a 'Supported' feature on x86.
/xen-4.10.0-shim-comet/xen/include/asm-arm/
A Dalternative.h30 #define ALTINSTR_ENTRY(feature) \ argument
33 " .hword " __stringify(feature) "\n" /* feature bit */ \
51 #define __ALTERNATIVE_CFG(oldinstr, newinstr, feature, cfg_enabled) \ argument
57 ALTINSTR_ENTRY(feature) \
68 #define _ALTERNATIVE_CFG(oldinstr, newinstr, feature, cfg, ...) \ argument
69 __ALTERNATIVE_CFG(oldinstr, newinstr, feature, IS_ENABLED(cfg))
75 .macro altinstruction_entry orig_offset alt_offset feature orig_len alt_len
78 .hword \feature
A Dcpuerrata.h11 #define CHECK_WORKAROUND_HELPER(erratum, feature, arch) \ argument
22 feature) \
31 #define CHECK_WORKAROUND_HELPER(erratum, feature, arch) \ argument
37 return unlikely(cpus_have_cap(feature)); \
/xen-4.10.0-shim-comet/docs/misc/
A Dxenstore-ring.txt23 2064 4 Server feature bitmap
57 "Server feature bitmap". The server can start advertising features
60 the server feature bitmap. The server features are offered to the guest;
62 any unknown feature bits.
68 1 Ring reconnection (see the ring reconnection feature below)
72 advertised the ring reconnection feature. If the feature has been advertised
79 reconnection feature" described below)
81 The ring reconnection feature
84 The ring reconnection feature allows the guest to ask the server to
90 feature bit has been set by the server in the "Server feature bitmap".
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A Dxenstore-paths.markdown413 #### ~/control/feature-poweroff = (""|"0"|"1") [w]
414 #### ~/control/feature-reboot = (""|"0"|"1") [w]
415 #### ~/control/feature-suspend = (""|"0"|"1") [w]
439 #### ~/control/feature-s3 = (""|"0"|"1") [w,HVM]
440 #### ~/control/feature-s4 = (""|"0"|"1") [w,HVM]
442 These purpose of these feature flags is identical to feature-poweroff,
443 feature-reboot and feature-suspend above but concern triggering the
446 the corresponding acpi_ feature flag is set in ~/platform.
451 suspend feature.
486 #### ~/feature/hotplug/vif = ("0"|"1") [w]
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/xen-4.10.0-shim-comet/stubdom/grub.patches/
A D40ext3_256byte_inode.diff16 + * Note: the difference between the compatible feature set and
17 + * the incompatible feature set is that if there is a bit set
18 + * in the incompatible feature set that the kernel doesn't
22 + * about a feature in either the compatible or incompatible
23 + * feature set, it must abort and not try to meddle with
29 + __u32 s_feature_compat; /* compatible feature set */
30 + __u32 s_feature_incompat; /* incompatible feature set */
31 + __u32 s_feature_ro_compat; /* readonly-compatible feature set */
/xen-4.10.0-shim-comet/xen/common/libelf/
A Dlibelf-dominfo.c39 unsigned char feature[64]; in elf_xen_parse_features() local
47 elf_memset_unchecked(feature, 0, sizeof(feature)); in elf_xen_parse_features()
50 if ( len >= sizeof(feature)-1 ) in elf_xen_parse_features()
59 feature[len] = features[pos + len]; in elf_xen_parse_features()
66 if ( feature[0] == '!' ) in elf_xen_parse_features()
69 if ( !strcmp(feature + 1, elf_xen_feature_names[i]) ) in elf_xen_parse_features()
80 if ( !strcmp(feature, elf_xen_feature_names[i]) ) in elf_xen_parse_features()
87 if ( i == elf_xen_features && required && feature[0] == '!' ) in elf_xen_parse_features()
/xen-4.10.0-shim-comet/docs/
A DChangeLog51 Guest may send XENFB_TYPE_RESIZE if feature-resize=1 in
53 feature-resize if it can handle the resize request.
70 New feature flag available via the version hypercall indicates whether the
73 16724: CPUID feature flag for MMU_PT_UPDATE_PRESERVE_AD hypercall
115 Backend advertises availability via 'feature-flush-cache' xenstore node.
125 'feature-multicast-control', requested by the frontend with
/xen-4.10.0-shim-comet/xen/arch/x86/
A DKconfig54 which use this feature, turning it off can reduce the attack
96 Compiles in a feature that allows HVM guest to arbitrarily
99 This feature can only be enabled during boot time with
102 this feature.
A Dxstate.c206 u64 feature = valid & -valid; in expand_xsave_states() local
207 unsigned int index = fls(feature) - 1; in expand_xsave_states()
219 valid &= ~feature; in expand_xsave_states()
272 u64 feature = valid & -valid; in compress_xsave_states() local
273 unsigned int index = fls(feature) - 1; in compress_xsave_states()
285 valid &= ~feature; in compress_xsave_states()
A Dcpuid.c421 const uint32_t *lookup_deep_deps(uint32_t feature) in lookup_deep_deps() argument
424 uint32_t feature; in lookup_deep_deps() member
432 if ( !test_bit(feature, deep_features) ) in lookup_deep_deps()
440 if ( deep_deps[mid].feature > feature ) in lookup_deep_deps()
442 else if ( deep_deps[mid].feature < feature ) in lookup_deep_deps()
/xen-4.10.0-shim-comet/tools/ocaml/libs/xb/
A Dxs_ring.ml35 (* NB only one feature currently defined above *)
42 (* NB only one feature currently defined above *)
/xen-4.10.0-shim-comet/tools/xenstat/xentop/
A DTODO9 Like Top, f feature, field select of domain columns, toggle the display of
15 Like Top, ordering of domain columns, o feature Capital letter shifts left,
/xen-4.10.0-shim-comet/tools/flask/policy/modules/
A Dall_system_role.te2 # user/role separation feature will work properly.
/xen-4.10.0-shim-comet/tools/libxc/
A Dxc_cpuid_x86.c133 const uint32_t *xc_get_feature_deep_deps(uint32_t feature) in xc_get_feature_deep_deps() argument
136 uint32_t feature; in xc_get_feature_deep_deps() member
149 if ( deep_deps[mid].feature > feature ) in xc_get_feature_deep_deps()
151 else if ( deep_deps[mid].feature < feature ) in xc_get_feature_deep_deps()
/xen-4.10.0-shim-comet/xen/include/xen/
A Defi.h34 bool efi_enabled(unsigned int feature);
/xen-4.10.0-shim-comet/xen/arch/x86/efi/
A Dstub.c46 bool efi_enabled(unsigned int feature) in efi_enabled() argument
/xen-4.10.0-shim-comet/
A DSUPPORT.md314 Also note is feature independent
315 of the ARM "page granularity" feature (see below).
589 it is generally not safe to use this feature
591 However, this feature can still confer significant security benefit
701 This gives the overall status of the feature,
751 Does it behave like a fully functional feature?
805 anyone who finds a security-related bug in the feature
827 This feature is security supported
833 This feature is security supported only under certain conditions,
834 or support is given only for certain aspects of the feature,
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/xen-4.10.0-shim-comet/tools/firmware/hvmloader/
A Dmp_tables.c82 uint8_t feature[5]; member
253 mpfps->feature[i] = 0; in fill_mpfps()
/xen-4.10.0-shim-comet/xen/drivers/passthrough/
A Diommu.c474 bool_t iommu_has_feature(struct domain *d, enum iommu_feature feature) in iommu_has_feature() argument
479 return test_bit(feature, dom_iommu(d)->features); in iommu_has_feature()

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