***********************************************************************
*                                                                     *
*            The CertiKOS Certified Kit Operating System              *
*                                                                     *
*                   The FLINT Group, Yale University                  *
*                                                                     *
*  Copyright The FLINT Group, Yale University.  All rights reserved.  *
*  This file is distributed under the terms of the Yale University    *
*  Non-Commercial License Agreement.                                  *
*                                                                     *
*********************************************************************** 

Require Import Coqlib.
Require Import Maps.
Require Import ASTExtra.
Require Import Integers.
Require Import Floats.
Require Import Values.
Require Import Memory.
Require Import Events.
Require Import Stacklayout.
Require Import Globalenvs.
Require Import AsmX.
Require Import Smallstep.
Require Import AuxStateDataType.
Require Import Constant.
Require Import GlobIdent.
Require Import FlatMemory.
Require Import CommonTactic.
Require Import AuxLemma.
Require Import RealParams.
Require Import PrimSemantics.
Require Import LAsm.
Require Import XOmega.

Require Import liblayers.logic.PTreeModules.
Require Import liblayers.logic.LayerLogicImpl.
Require Import liblayers.compat.CompatLayers.
Require Import liblayers.compat.CompatGenSem.

Require Import CalRealPTPool.
Require Import CalRealPT.
Require Import CalRealIDPDE.
Require Import CalRealInitPTE.
Require Import CalRealPTB.
Require Import CalRealSMSPool.
Require Import CalRealProcModule.

Require Import INVLemmaMemory.
Require Import INVLemmaThread.
Require Import INVLemmaProc.
Require Import INVLemmaIntel.

Require Import AbstractDataType.

Require Export VVMCSInit.
Require Export ObjVMX.

Require Import LoadStoreSem3.

Section WITHMEM.

  Local Open Scope Z_scope.

  Context `{real_params: RealParams}.

  Context `{Hstencil: Stencil}.
  Context `{Hmem: Mem.MemoryModel}.
  Context `{Hmwd: UseMemWithData mem}.

  Section INV.

    Global Instance vmx_writez_inv: PreservesInvariants vmx_writez_spec.
    Proof.
      preserves_invariants_simpl low_level_invariant high_level_invariant; eauto 2.
      eapply VMX_inject_neutral_gss_Vint; eauto.
    Qed.



    Global Instance vmx_enter_inv: VMXEnterInvariants vmx_enter_spec.
    Proof.
      constructor; intros;
      unfold vmx_enter_spec in *;
      subdestruct; inv H; simpl; auto.
      -
        inv H1. constructor; trivial; intros; simpl in ×.
        eapply VMX_inject_neutral_gss_enter; eauto.
      -
        inv H0. constructor; simpl; eauto 2; try congruence; intros.
    Qed.

    Global Instance vmx_exit_inv: VMXExitInvariants vmx_exit_spec.
    Proof.
      constructor; intros;
      unfold vmx_exit_spec in *;
      subdestruct; inv H; simpl; auto.
      -
        inv H1. constructor; trivial; intros; simpl in ×.
        eapply VMX_inject_neutral_gss_exit; eauto.
      -
        inv H0. constructor; simpl; eauto 2; try congruence; intros.
    Qed.


    Global Instance vmx_exit_post_inv: PreservesInvariants vmx_exit_post_spec.
    Proof.
      preserves_invariants_simpl low_level_invariant high_level_invariant; eauto 2.
      repeat eapply VMX_inject_neutral_gss_Vint; eauto.
    Qed.

    Global Instance vmx_enter_pre_inv: PreservesInvariants vmx_enter_pre_spec.
    Proof.
      preserves_invariants_simpl low_level_invariant high_level_invariant; eauto 2.
      eapply VMCS_inject_neutral_gss_Vint; eauto.
    Qed.

  End INV.

  Definition vmxintro_fresh : compatlayer (cdata RData) :=
    (vmx_readz ↦ gensem vmx_readz_spec
               ⊕ vmx_writez ↦ gensem vmx_writez_spec
               ⊕ vmx_enter_pre ↦ gensem vmx_enter_pre_spec
               ⊕ vmx_exit_post ↦ gensem vmx_exit_post_spec)
               ⊕ vmx_enter ↦ primcall_vmx_enter_compatsem vmx_enter_spec vmx_enter
               ⊕ vmx_exit ↦ primcall_vmx_exit_compatsem vmx_exit_spec.


  Definition vmxintro_passthrough : compatlayer (cdata RData) :=
    fload ↦ gensem fload_spec
          ⊕ fstore ↦ gensem fstore_spec
          ⊕ palloc ↦ gensem palloc_spec
          
          ⊕ pt_read ↦ gensem ptRead_spec
          ⊕ pt_resv ↦ gensem ptResv_spec
          ⊕ shared_mem_status ↦ gensem shared_mem_status_spec
          ⊕ offer_shared_mem ↦ gensem offer_shared_mem_spec
          ⊕ get_curid ↦ gensem get_curid_spec
          ⊕ thread_wakeup ↦ gensem thread_wakeup_spec

          
          ⊕ syncreceive_chan ↦ gensem syncreceive_chan_spec
          ⊕ syncsendto_chan_pre ↦ gensem syncsendto_chan_pre_spec
          ⊕ syncsendto_chan_post ↦ gensem syncsendto_chan_post_spec

          ⊕ uctx_get ↦ gensem uctx_get_spec
          ⊕ uctx_set ↦ gensem uctx_set_spec
          ⊕ proc_create ↦ proc_create_compatsem proc_create_spec
          ⊕ rdmsr ↦ gensem rdmsr_spec
          ⊕ wrmsr ↦ gensem wrmsr_spec

          ⊕ cli ↦ gensem cli_spec
          ⊕ sti ↦ gensem sti_spec
          ⊕ cons_buf_read ↦ gensem cons_buf_read_spec
          ⊕ serial_putc ↦ gensem serial_putc_spec
          ⊕ serial_intr_disable ↦ gensem serial_intr_disable_spec
          ⊕ serial_intr_enable ↦ gensem serial_intr_enable_spec

          ⊕ vmcs_readz ↦ gensem vmcs_readz_spec
          ⊕ vmcs_writez ↦ gensem vmcs_writez_spec
          ⊕ vmptrld ↦ gensem vmptrld_spec
          ⊕ vmx_set_intercept_intwin ↦ gensem vmx_set_intercept_intwin_spec
          ⊕ vmx_set_desc ↦ gensem vmx_set_desc_spec
          ⊕ vmx_inject_event ↦ gensem vmx_inject_event_spec
          ⊕ vmx_set_tsc_offset ↦ gensem vmx_set_tsc_offset_spec
          ⊕ vmx_get_tsc_offset ↦ gensem vmx_get_tsc_offset_spec
          ⊕ vmx_get_exit_reason ↦ gensem vmx_get_exit_reason_spec
          ⊕ vmx_get_exit_fault_addr ↦ gensem vmx_get_exit_fault_addr_spec
          ⊕ vmx_check_pending_event ↦ gensem vmx_check_pending_event_spec
          ⊕ vmx_check_int_shadow ↦ gensem vmx_check_int_shadow_spec
          ⊕ vmcs_set_defaults ↦ vmcs_set_defaults_compatsem vmcs_set_defaults_spec

          ⊕ ept_add_mapping ↦ gensem ept_add_mapping_spec
          ⊕ ept_invalidate_mappings ↦ gensem ept_invalidate_mappings_spec

          ⊕ container_get_quota ↦ gensem container_get_quota_spec
          ⊕ container_get_usage ↦ gensem container_get_usage_spec
          ⊕ container_can_consume ↦ gensem container_can_consume_spec
          ⊕ host_in ↦ primcall_general_compatsem hostin_spec
          ⊕ trap_get ↦ primcall_trap_info_get_compatsem trap_info_get_spec
          ⊕ trap_set ↦ primcall_trap_info_ret_compatsem trap_info_ret_spec
          ⊕ thread_yield ↦ primcall_thread_schedule_compatsem thread_yield_spec (prim_ident:= thread_yield)
          ⊕ thread_sleep ↦ primcall_thread_transfer_compatsem thread_sleep_spec
          ⊕ proc_start_user ↦ primcall_start_user_compatsem proc_start_user_spec
          ⊕ proc_exit_user ↦ primcall_exit_user_compatsem proc_exit_user_spec
          ⊕ accessors ↦ {| exec_load := (@exec_loadex _ _ Hmwd);
                           exec_store := (@exec_storeex _ _ Hmwd) |}.

  Definition vmxintro : compatlayer (cdata RData) := vmxintro_fresh ⊕ vmxintro_passthrough.

End WITHMEM.