OvmfPkg/Include/TdxCommondefs.inc

   1 ;------------------------------------------------------------------------------
   2 ; @file
   3 ; TDX Common defitions used by the APs in mailbox
   4 ;
   5 ; Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
   6 ; SPDX-License-Identifier: BSD-2-Clause-Patent
   7 ;
   8 ;------------------------------------------------------------------------------
   9
  10 CommandOffset                             equ       00h
  11 ApicidOffset                              equ       04h
  12 WakeupVectorOffset                        equ       08h
  13 OSArgsOffset                              equ       10h
  14 FirmwareArgsOffset                        equ       800h
  15 WakeupArgsRelocatedMailBox                equ       800h
  16 AcceptPageArgsPhysicalStart               equ       800h
  17 AcceptPageArgsPhysicalEnd                 equ       808h
  18 AcceptPageArgsChunkSize                   equ       810h
  19 AcceptPageArgsPageSize                    equ       818h
  20 CpuArrivalOffset                          equ       900h
  21 CpusExitingOffset                         equ       0a00h
  22 TalliesOffset                             equ       0a08h
  23 ErrorsOffset                              equ       0e08h
  24
  25 SIZE_4KB                                  equ       1000h
  26 SIZE_2MB                                  equ       200000h
  27 SIZE_1GB                                  equ       40000000h
  28
  29 PAGE_ACCEPT_LEVEL_4K                      equ       0
  30 PAGE_ACCEPT_LEVEL_2M                      equ       1
  31 PAGE_ACCEPT_LEVEL_1G                      equ       2
  32
  33 TDX_PAGE_ALREADY_ACCEPTED                 equ       0x00000b0a
  34 TDX_PAGE_SIZE_MISMATCH                    equ       0xc0000b0b
  35
  36 ; Errors of APs in Mailbox
  37 ERROR_NON                                 equ       0
  38 ERROR_INVALID_ACCEPT_PAGE_SIZE            equ       1
  39 ERROR_ACCEPT_PAGE_ERROR                   equ       2
  40 ERROR_INVALID_FALLBACK_PAGE_LEVEL         equ       3
  41
  42 MpProtectedModeWakeupCommandNoop          equ       0
  43 MpProtectedModeWakeupCommandWakeup        equ       1
  44 MpProtectedModeWakeupCommandSleep         equ       2
  45 MpProtectedModeWakeupCommandAcceptPages   equ       3
  46
  47 MailboxApicIdInvalid                      equ       0xffffffff
  48 MailboxApicidBroadcast                    equ       0xfffffffe
  49
  50 %define TDCALL_TDINFO                          0x1
  51 %define TDCALL_TDACCEPTPAGE                    0x6