Require Import Coqlib.
Require Import Errors.
Require Import AST.
Require Import Integers.
Require Import Floats.
Require Import Op.
Require Import Asm.
Require Import Events.
Require Import Globalenvs.
Require Import Smallstep.
Require Import Values.
Require Import Memory.
Require Import Maps.
Require Import AuxLemma.
Require Import FlatMemory.
Require Import AuxStateDataType.
Require Import Constant.
Require Import GlobIdent.
Require Import RealParams.
Require Import AsmImplLemma.
Require Import GenSem.

Require Import liblayers.logic.PTreeModules.
Require Import liblayers.logic.LayerLogicImpl.
Require Import liblayers.compcertx.Stencil.
Require Import liblayers.compcertx.MakeProgram.
Require Import liblayers.compat.CompatLayers.
Require Import liblayers.compat.CompatGenSem.
Require Import compcert.cfrontend.Ctypes.
Require Import Conventions.

Require Import DAbsConsoleBuffIntro.
Require Import AbstractDataType.
Require Import mCertiKOSType.

Local Open Scope string_scope.
Local Open Scope error_monad_scope.
Local Open Scope Z_scope.

Section SPECIFICATION.

  Context `{real_params: RealParams}.
  Context `{oracle_prop: MultiOracleProp}.

  Notation LDATA := RData.

  Notation LDATAOps := (cdata LDATA).

  Inductive get_serial_exists_spec_low_step `{StencilOps} `{Mem.MemoryModelOps} `{UseMemWithData mem}:
    sextcall_sem (mem := mwd LDATAOps) :=
    get_serial_exists_spec_low_intro s (WB: _ → Prop) (m´0: mwd LDATAOps) b0 v:
      find_symbol s serial_exists_LOC = Some b0 →
      Mem.load Mint32 m´0 b0 0 = Some (Vint v) →
      kernel_mode (snd m´0) →
      get_serial_exists_spec_low_step s WB nil m´0 (Vint v) m´0.

  Inductive set_serial_exists_spec_low_step `{StencilOps} `{Mem.MemoryModelOps} `{UseMemWithData mem}:
    sextcall_sem (mem := mwd LDATAOps) :=
    | set_serial_exists_spec_low_intro_1 s (WB: _ → Prop) (m´0 m0: mwd LDATAOps) b0 v:
      find_symbol s serial_exists_LOC = Some b0 →
      0 < Int.unsigned v →
      Mem.store Mint32 m´0 b0 0 (Vint Int.one) = Some m0 →
      kernel_mode (snd m´0) →
      set_serial_exists_spec_low_step s WB (Vint v :: nil) m´0 Vundef m0
    | set_serial_exists_spec_low_intro_0 s (WB: _ → Prop) (m´0 m0: mwd LDATAOps) b0 v:
      find_symbol s serial_exists_LOC = Some b0 →
      0 = Int.unsigned v →
      Mem.store Mint32 m´0 b0 0 (Vint Int.zero) = Some m0 →
      kernel_mode (snd m´0) →
      set_serial_exists_spec_low_step s WB (Vint v :: nil) m´0 Vundef m0.

  Section WITHMEM.

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

    Definition get_serial_exists_spec_low: compatsem LDATAOps :=
      csem get_serial_exists_spec_low_step Tnil Tint32.

    Definition set_serial_exists_spec_low: compatsem LDATAOps :=
      csem set_serial_exists_spec_low_step (type_of_list_type (Tint32::nil)) Tvoid.
  End WITHMEM.

End SPECIFICATION.