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531 lines
16 KiB
531 lines
16 KiB
/****************************************************************************** |
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* platform.h |
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* |
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* Hardware platform operations. Intended for use by domain-0 kernel. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to |
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* deal in the Software without restriction, including without limitation the |
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
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* sell copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in |
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* all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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* DEALINGS IN THE SOFTWARE. |
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* |
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* Copyright (c) 2002-2006, K Fraser |
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*/ |
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#ifndef __XEN_PUBLIC_PLATFORM_H__ |
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#define __XEN_PUBLIC_PLATFORM_H__ |
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#include <xen/interface/xen.h> |
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#define XENPF_INTERFACE_VERSION 0x03000001 |
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/* |
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* Set clock such that it would read <secs,nsecs> after 00:00:00 UTC, |
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* 1 January, 1970 if the current system time was <system_time>. |
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*/ |
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#define XENPF_settime32 17 |
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struct xenpf_settime32 { |
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/* IN variables. */ |
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uint32_t secs; |
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uint32_t nsecs; |
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uint64_t system_time; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_settime32_t); |
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#define XENPF_settime64 62 |
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struct xenpf_settime64 { |
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/* IN variables. */ |
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uint64_t secs; |
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uint32_t nsecs; |
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uint32_t mbz; |
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uint64_t system_time; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_settime64_t); |
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/* |
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* Request memory range (@mfn, @mfn+@nr_mfns-1) to have type @type. |
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* On x86, @type is an architecture-defined MTRR memory type. |
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* On success, returns the MTRR that was used (@reg) and a handle that can |
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* be passed to XENPF_DEL_MEMTYPE to accurately tear down the new setting. |
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* (x86-specific). |
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*/ |
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#define XENPF_add_memtype 31 |
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struct xenpf_add_memtype { |
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/* IN variables. */ |
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xen_pfn_t mfn; |
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uint64_t nr_mfns; |
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uint32_t type; |
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/* OUT variables. */ |
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uint32_t handle; |
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uint32_t reg; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_add_memtype_t); |
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/* |
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* Tear down an existing memory-range type. If @handle is remembered then it |
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* should be passed in to accurately tear down the correct setting (in case |
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* of overlapping memory regions with differing types). If it is not known |
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* then @handle should be set to zero. In all cases @reg must be set. |
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* (x86-specific). |
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*/ |
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#define XENPF_del_memtype 32 |
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struct xenpf_del_memtype { |
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/* IN variables. */ |
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uint32_t handle; |
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uint32_t reg; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_del_memtype_t); |
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/* Read current type of an MTRR (x86-specific). */ |
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#define XENPF_read_memtype 33 |
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struct xenpf_read_memtype { |
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/* IN variables. */ |
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uint32_t reg; |
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/* OUT variables. */ |
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xen_pfn_t mfn; |
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uint64_t nr_mfns; |
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uint32_t type; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_read_memtype_t); |
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#define XENPF_microcode_update 35 |
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struct xenpf_microcode_update { |
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/* IN variables. */ |
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GUEST_HANDLE(void) data; /* Pointer to microcode data */ |
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uint32_t length; /* Length of microcode data. */ |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_microcode_update_t); |
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#define XENPF_platform_quirk 39 |
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#define QUIRK_NOIRQBALANCING 1 /* Do not restrict IO-APIC RTE targets */ |
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#define QUIRK_IOAPIC_BAD_REGSEL 2 /* IO-APIC REGSEL forgets its value */ |
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#define QUIRK_IOAPIC_GOOD_REGSEL 3 /* IO-APIC REGSEL behaves properly */ |
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struct xenpf_platform_quirk { |
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/* IN variables. */ |
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uint32_t quirk_id; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_platform_quirk_t); |
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#define XENPF_efi_runtime_call 49 |
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#define XEN_EFI_get_time 1 |
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#define XEN_EFI_set_time 2 |
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#define XEN_EFI_get_wakeup_time 3 |
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#define XEN_EFI_set_wakeup_time 4 |
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#define XEN_EFI_get_next_high_monotonic_count 5 |
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#define XEN_EFI_get_variable 6 |
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#define XEN_EFI_set_variable 7 |
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#define XEN_EFI_get_next_variable_name 8 |
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#define XEN_EFI_query_variable_info 9 |
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#define XEN_EFI_query_capsule_capabilities 10 |
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#define XEN_EFI_update_capsule 11 |
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struct xenpf_efi_runtime_call { |
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uint32_t function; |
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/* |
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* This field is generally used for per sub-function flags (defined |
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* below), except for the XEN_EFI_get_next_high_monotonic_count case, |
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* where it holds the single returned value. |
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*/ |
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uint32_t misc; |
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xen_ulong_t status; |
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union { |
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#define XEN_EFI_GET_TIME_SET_CLEARS_NS 0x00000001 |
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struct { |
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struct xenpf_efi_time { |
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uint16_t year; |
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uint8_t month; |
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uint8_t day; |
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uint8_t hour; |
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uint8_t min; |
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uint8_t sec; |
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uint32_t ns; |
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int16_t tz; |
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uint8_t daylight; |
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} time; |
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uint32_t resolution; |
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uint32_t accuracy; |
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} get_time; |
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struct xenpf_efi_time set_time; |
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#define XEN_EFI_GET_WAKEUP_TIME_ENABLED 0x00000001 |
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#define XEN_EFI_GET_WAKEUP_TIME_PENDING 0x00000002 |
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struct xenpf_efi_time get_wakeup_time; |
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#define XEN_EFI_SET_WAKEUP_TIME_ENABLE 0x00000001 |
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#define XEN_EFI_SET_WAKEUP_TIME_ENABLE_ONLY 0x00000002 |
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struct xenpf_efi_time set_wakeup_time; |
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#define XEN_EFI_VARIABLE_NON_VOLATILE 0x00000001 |
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#define XEN_EFI_VARIABLE_BOOTSERVICE_ACCESS 0x00000002 |
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#define XEN_EFI_VARIABLE_RUNTIME_ACCESS 0x00000004 |
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struct { |
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GUEST_HANDLE(void) name; /* UCS-2/UTF-16 string */ |
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xen_ulong_t size; |
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GUEST_HANDLE(void) data; |
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struct xenpf_efi_guid { |
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uint32_t data1; |
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uint16_t data2; |
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uint16_t data3; |
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uint8_t data4[8]; |
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} vendor_guid; |
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} get_variable, set_variable; |
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struct { |
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xen_ulong_t size; |
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GUEST_HANDLE(void) name; /* UCS-2/UTF-16 string */ |
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struct xenpf_efi_guid vendor_guid; |
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} get_next_variable_name; |
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struct { |
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uint32_t attr; |
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uint64_t max_store_size; |
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uint64_t remain_store_size; |
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uint64_t max_size; |
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} query_variable_info; |
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struct { |
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GUEST_HANDLE(void) capsule_header_array; |
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xen_ulong_t capsule_count; |
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uint64_t max_capsule_size; |
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uint32_t reset_type; |
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} query_capsule_capabilities; |
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struct { |
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GUEST_HANDLE(void) capsule_header_array; |
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xen_ulong_t capsule_count; |
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uint64_t sg_list; /* machine address */ |
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} update_capsule; |
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} u; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_efi_runtime_call); |
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#define XEN_FW_EFI_VERSION 0 |
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#define XEN_FW_EFI_CONFIG_TABLE 1 |
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#define XEN_FW_EFI_VENDOR 2 |
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#define XEN_FW_EFI_MEM_INFO 3 |
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#define XEN_FW_EFI_RT_VERSION 4 |
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#define XENPF_firmware_info 50 |
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#define XEN_FW_DISK_INFO 1 /* from int 13 AH=08/41/48 */ |
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#define XEN_FW_DISK_MBR_SIGNATURE 2 /* from MBR offset 0x1b8 */ |
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#define XEN_FW_VBEDDC_INFO 3 /* from int 10 AX=4f15 */ |
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#define XEN_FW_EFI_INFO 4 /* from EFI */ |
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#define XEN_FW_KBD_SHIFT_FLAGS 5 /* Int16, Fn02: Get keyboard shift flags. */ |
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struct xenpf_firmware_info { |
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/* IN variables. */ |
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uint32_t type; |
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uint32_t index; |
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/* OUT variables. */ |
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union { |
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struct { |
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/* Int13, Fn48: Check Extensions Present. */ |
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uint8_t device; /* %dl: bios device number */ |
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uint8_t version; /* %ah: major version */ |
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uint16_t interface_support; /* %cx: support bitmap */ |
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/* Int13, Fn08: Legacy Get Device Parameters. */ |
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uint16_t legacy_max_cylinder; /* %cl[7:6]:%ch: max cyl # */ |
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uint8_t legacy_max_head; /* %dh: max head # */ |
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uint8_t legacy_sectors_per_track; /* %cl[5:0]: max sector # */ |
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/* Int13, Fn41: Get Device Parameters (as filled into %ds:%esi). */ |
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/* NB. First uint16_t of buffer must be set to buffer size. */ |
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GUEST_HANDLE(void) edd_params; |
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} disk_info; /* XEN_FW_DISK_INFO */ |
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struct { |
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uint8_t device; /* bios device number */ |
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uint32_t mbr_signature; /* offset 0x1b8 in mbr */ |
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} disk_mbr_signature; /* XEN_FW_DISK_MBR_SIGNATURE */ |
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struct { |
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/* Int10, AX=4F15: Get EDID info. */ |
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uint8_t capabilities; |
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uint8_t edid_transfer_time; |
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/* must refer to 128-byte buffer */ |
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GUEST_HANDLE(uchar) edid; |
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} vbeddc_info; /* XEN_FW_VBEDDC_INFO */ |
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union xenpf_efi_info { |
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uint32_t version; |
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struct { |
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uint64_t addr; /* EFI_CONFIGURATION_TABLE */ |
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uint32_t nent; |
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} cfg; |
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struct { |
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uint32_t revision; |
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uint32_t bufsz; /* input, in bytes */ |
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GUEST_HANDLE(void) name; |
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/* UCS-2/UTF-16 string */ |
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} vendor; |
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struct { |
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uint64_t addr; |
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uint64_t size; |
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uint64_t attr; |
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uint32_t type; |
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} mem; |
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} efi_info; /* XEN_FW_EFI_INFO */ |
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uint8_t kbd_shift_flags; /* XEN_FW_KBD_SHIFT_FLAGS */ |
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} u; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_firmware_info_t); |
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#define XENPF_enter_acpi_sleep 51 |
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struct xenpf_enter_acpi_sleep { |
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/* IN variables */ |
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uint16_t val_a; /* PM1a control / sleep type A. */ |
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uint16_t val_b; /* PM1b control / sleep type B. */ |
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uint32_t sleep_state; /* Which state to enter (Sn). */ |
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#define XENPF_ACPI_SLEEP_EXTENDED 0x00000001 |
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uint32_t flags; /* XENPF_ACPI_SLEEP_*. */ |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_enter_acpi_sleep_t); |
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#define XENPF_change_freq 52 |
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struct xenpf_change_freq { |
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/* IN variables */ |
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uint32_t flags; /* Must be zero. */ |
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uint32_t cpu; /* Physical cpu. */ |
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uint64_t freq; /* New frequency (Hz). */ |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_change_freq_t); |
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/* |
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* Get idle times (nanoseconds since boot) for physical CPUs specified in the |
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* @cpumap_bitmap with range [0..@cpumap_nr_cpus-1]. The @idletime array is |
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* indexed by CPU number; only entries with the corresponding @cpumap_bitmap |
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* bit set are written to. On return, @cpumap_bitmap is modified so that any |
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* non-existent CPUs are cleared. Such CPUs have their @idletime array entry |
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* cleared. |
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*/ |
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#define XENPF_getidletime 53 |
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struct xenpf_getidletime { |
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/* IN/OUT variables */ |
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/* IN: CPUs to interrogate; OUT: subset of IN which are present */ |
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GUEST_HANDLE(uchar) cpumap_bitmap; |
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/* IN variables */ |
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/* Size of cpumap bitmap. */ |
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uint32_t cpumap_nr_cpus; |
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/* Must be indexable for every cpu in cpumap_bitmap. */ |
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GUEST_HANDLE(uint64_t) idletime; |
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/* OUT variables */ |
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/* System time when the idletime snapshots were taken. */ |
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uint64_t now; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_getidletime_t); |
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#define XENPF_set_processor_pminfo 54 |
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/* ability bits */ |
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#define XEN_PROCESSOR_PM_CX 1 |
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#define XEN_PROCESSOR_PM_PX 2 |
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#define XEN_PROCESSOR_PM_TX 4 |
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/* cmd type */ |
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#define XEN_PM_CX 0 |
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#define XEN_PM_PX 1 |
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#define XEN_PM_TX 2 |
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#define XEN_PM_PDC 3 |
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/* Px sub info type */ |
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#define XEN_PX_PCT 1 |
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#define XEN_PX_PSS 2 |
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#define XEN_PX_PPC 4 |
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#define XEN_PX_PSD 8 |
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struct xen_power_register { |
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uint32_t space_id; |
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uint32_t bit_width; |
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uint32_t bit_offset; |
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uint32_t access_size; |
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uint64_t address; |
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}; |
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struct xen_processor_csd { |
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uint32_t domain; /* domain number of one dependent group */ |
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uint32_t coord_type; /* coordination type */ |
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uint32_t num; /* number of processors in same domain */ |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xen_processor_csd); |
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struct xen_processor_cx { |
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struct xen_power_register reg; /* GAS for Cx trigger register */ |
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uint8_t type; /* cstate value, c0: 0, c1: 1, ... */ |
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uint32_t latency; /* worst latency (ms) to enter/exit this cstate */ |
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uint32_t power; /* average power consumption(mW) */ |
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uint32_t dpcnt; /* number of dependency entries */ |
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GUEST_HANDLE(xen_processor_csd) dp; /* NULL if no dependency */ |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xen_processor_cx); |
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struct xen_processor_flags { |
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uint32_t bm_control:1; |
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uint32_t bm_check:1; |
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uint32_t has_cst:1; |
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uint32_t power_setup_done:1; |
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uint32_t bm_rld_set:1; |
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}; |
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struct xen_processor_power { |
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uint32_t count; /* number of C state entries in array below */ |
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struct xen_processor_flags flags; /* global flags of this processor */ |
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GUEST_HANDLE(xen_processor_cx) states; /* supported c states */ |
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}; |
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struct xen_pct_register { |
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uint8_t descriptor; |
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uint16_t length; |
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uint8_t space_id; |
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uint8_t bit_width; |
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uint8_t bit_offset; |
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uint8_t reserved; |
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uint64_t address; |
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}; |
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struct xen_processor_px { |
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uint64_t core_frequency; /* megahertz */ |
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uint64_t power; /* milliWatts */ |
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uint64_t transition_latency; /* microseconds */ |
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uint64_t bus_master_latency; /* microseconds */ |
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uint64_t control; /* control value */ |
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uint64_t status; /* success indicator */ |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xen_processor_px); |
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struct xen_psd_package { |
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uint64_t num_entries; |
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uint64_t revision; |
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uint64_t domain; |
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uint64_t coord_type; |
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uint64_t num_processors; |
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}; |
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struct xen_processor_performance { |
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uint32_t flags; /* flag for Px sub info type */ |
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uint32_t platform_limit; /* Platform limitation on freq usage */ |
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struct xen_pct_register control_register; |
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struct xen_pct_register status_register; |
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uint32_t state_count; /* total available performance states */ |
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GUEST_HANDLE(xen_processor_px) states; |
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struct xen_psd_package domain_info; |
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uint32_t shared_type; /* coordination type of this processor */ |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xen_processor_performance); |
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struct xenpf_set_processor_pminfo { |
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/* IN variables */ |
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uint32_t id; /* ACPI CPU ID */ |
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uint32_t type; /* {XEN_PM_CX, XEN_PM_PX} */ |
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union { |
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struct xen_processor_power power;/* Cx: _CST/_CSD */ |
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struct xen_processor_performance perf; /* Px: _PPC/_PCT/_PSS/_PSD */ |
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GUEST_HANDLE(uint32_t) pdc; |
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}; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_set_processor_pminfo); |
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#define XENPF_get_cpuinfo 55 |
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struct xenpf_pcpuinfo { |
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/* IN */ |
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uint32_t xen_cpuid; |
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/* OUT */ |
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/* The maxium cpu_id that is present */ |
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uint32_t max_present; |
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#define XEN_PCPU_FLAGS_ONLINE 1 |
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/* Correponding xen_cpuid is not present*/ |
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#define XEN_PCPU_FLAGS_INVALID 2 |
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uint32_t flags; |
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uint32_t apic_id; |
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uint32_t acpi_id; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_pcpuinfo); |
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|
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#define XENPF_cpu_online 56 |
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#define XENPF_cpu_offline 57 |
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struct xenpf_cpu_ol { |
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uint32_t cpuid; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_cpu_ol); |
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#define XENPF_cpu_hotadd 58 |
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struct xenpf_cpu_hotadd { |
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uint32_t apic_id; |
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uint32_t acpi_id; |
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uint32_t pxm; |
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}; |
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#define XENPF_mem_hotadd 59 |
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struct xenpf_mem_hotadd { |
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uint64_t spfn; |
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uint64_t epfn; |
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uint32_t pxm; |
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uint32_t flags; |
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}; |
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|
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#define XENPF_core_parking 60 |
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struct xenpf_core_parking { |
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/* IN variables */ |
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#define XEN_CORE_PARKING_SET 1 |
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#define XEN_CORE_PARKING_GET 2 |
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uint32_t type; |
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/* IN variables: set cpu nums expected to be idled */ |
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/* OUT variables: get cpu nums actually be idled */ |
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uint32_t idle_nums; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_core_parking); |
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|
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#define XENPF_get_symbol 63 |
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struct xenpf_symdata { |
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/* IN/OUT variables */ |
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uint32_t namelen; /* size of 'name' buffer */ |
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|
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/* IN/OUT variables */ |
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uint32_t symnum; /* IN: Symbol to read */ |
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/* OUT: Next available symbol. If same as IN */ |
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/* then we reached the end */ |
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|
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/* OUT variables */ |
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GUEST_HANDLE(char) name; |
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uint64_t address; |
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char type; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xenpf_symdata); |
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|
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struct xen_platform_op { |
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uint32_t cmd; |
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uint32_t interface_version; /* XENPF_INTERFACE_VERSION */ |
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union { |
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struct xenpf_settime32 settime32; |
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struct xenpf_settime64 settime64; |
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struct xenpf_add_memtype add_memtype; |
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struct xenpf_del_memtype del_memtype; |
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struct xenpf_read_memtype read_memtype; |
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struct xenpf_microcode_update microcode; |
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struct xenpf_platform_quirk platform_quirk; |
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struct xenpf_efi_runtime_call efi_runtime_call; |
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struct xenpf_firmware_info firmware_info; |
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struct xenpf_enter_acpi_sleep enter_acpi_sleep; |
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struct xenpf_change_freq change_freq; |
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struct xenpf_getidletime getidletime; |
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struct xenpf_set_processor_pminfo set_pminfo; |
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struct xenpf_pcpuinfo pcpu_info; |
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struct xenpf_cpu_ol cpu_ol; |
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struct xenpf_cpu_hotadd cpu_add; |
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struct xenpf_mem_hotadd mem_add; |
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struct xenpf_core_parking core_parking; |
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struct xenpf_symdata symdata; |
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uint8_t pad[128]; |
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} u; |
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}; |
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DEFINE_GUEST_HANDLE_STRUCT(xen_platform_op_t); |
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#endif /* __XEN_PUBLIC_PLATFORM_H__ */
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