diff options
Diffstat (limited to 'include/asm-generic/hyperv-tlfs.h')
-rw-r--r-- | include/asm-generic/hyperv-tlfs.h | 35 |
1 files changed, 33 insertions, 2 deletions
diff --git a/include/asm-generic/hyperv-tlfs.h b/include/asm-generic/hyperv-tlfs.h index 9cf10837d005..515c3fb06ab3 100644 --- a/include/asm-generic/hyperv-tlfs.h +++ b/include/asm-generic/hyperv-tlfs.h @@ -89,9 +89,9 @@ #define HV_ACCESS_STATS BIT(8) #define HV_DEBUGGING BIT(11) #define HV_CPU_MANAGEMENT BIT(12) +#define HV_ENABLE_EXTENDED_HYPERCALLS BIT(20) #define HV_ISOLATION BIT(22) - /* * TSC page layout. */ @@ -159,11 +159,18 @@ struct ms_hyperv_tsc_page { #define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_SPACE 0x00af #define HVCALL_FLUSH_GUEST_PHYSICAL_ADDRESS_LIST 0x00b0 +/* Extended hypercalls */ +#define HV_EXT_CALL_QUERY_CAPABILITIES 0x8001 +#define HV_EXT_CALL_MEMORY_HEAT_HINT 0x8003 + #define HV_FLUSH_ALL_PROCESSORS BIT(0) #define HV_FLUSH_ALL_VIRTUAL_ADDRESS_SPACES BIT(1) #define HV_FLUSH_NON_GLOBAL_MAPPINGS_ONLY BIT(2) #define HV_FLUSH_USE_EXTENDED_RANGE_FORMAT BIT(3) +/* Extended capability bits */ +#define HV_EXT_CAPABILITY_MEMORY_COLD_DISCARD_HINT BIT(8) + enum HV_GENERIC_SET_FORMAT { HV_GENERIC_SET_SPARSE_4K, HV_GENERIC_SET_ALL, @@ -408,8 +415,10 @@ struct hv_guest_mapping_flush { * by the bitwidth of "additional_pages" in union hv_gpa_page_range. */ #define HV_MAX_FLUSH_PAGES (2048) +#define HV_GPA_PAGE_RANGE_PAGE_SIZE_2MB 0 +#define HV_GPA_PAGE_RANGE_PAGE_SIZE_1GB 1 -/* HvFlushGuestPhysicalAddressList hypercall */ +/* HvFlushGuestPhysicalAddressList, HvExtCallMemoryHeatHint hypercall */ union hv_gpa_page_range { u64 address_space; struct { @@ -417,6 +426,12 @@ union hv_gpa_page_range { u64 largepage:1; u64 basepfn:52; } page; + struct { + u64 reserved:12; + u64 page_size:1; + u64 reserved1:8; + u64 base_large_pfn:43; + }; }; /* @@ -774,4 +789,20 @@ struct hv_input_unmap_device_interrupt { #define HV_SOURCE_SHADOW_NONE 0x0 #define HV_SOURCE_SHADOW_BRIDGE_BUS_RANGE 0x1 +/* + * The whole argument should fit in a page to be able to pass to the hypervisor + * in one hypercall. + */ +#define HV_MEMORY_HINT_MAX_GPA_PAGE_RANGES \ + ((HV_HYP_PAGE_SIZE - sizeof(struct hv_memory_hint)) / \ + sizeof(union hv_gpa_page_range)) + +/* HvExtCallMemoryHeatHint hypercall */ +#define HV_EXT_MEMORY_HEAT_HINT_TYPE_COLD_DISCARD 2 +struct hv_memory_hint { + u64 type:2; + u64 reserved:62; + union hv_gpa_page_range ranges[]; +} __packed; + #endif |