freescale porting, work in progress

[helm.git] / helm / software / matita / contribs / ng_assembly / freescale / memory_trees.ma

diff --git a/helm/software/matita/contribs/ng_assembly/freescale/memory_trees.ma b/helm/software/matita/contribs/ng_assembly/freescale/memory_trees.ma
index 0715b6f33c6b4165765fe23ffbef89a3d801726b..e1e338b8181589f040612a0dee61ace4cf2a6078 100755 (executable)
--- a/helm/software/matita/contribs/ng_assembly/freescale/memory_trees.ma
+++ b/helm/software/matita/contribs/ng_assembly/freescale/memory_trees.ma
@@ -13,21 +13,17 @@
 (**************************************************************************)
 
 (* ********************************************************************** *)
-(*                           Progetto FreeScale                           *)
+(*                          Progetto FreeScale                            *)
 (*                                                                        *)
-(* Sviluppato da:                                                         *)
-(*   Cosimo Oliboni, oliboni@cs.unibo.it                                  *)
+(*   Sviluppato da: Ing. Cosimo Oliboni, oliboni@cs.unibo.it              *)
+(*   Ultima modifica: 05/08/2009                                          *)
 (*                                                                        *)
-(* Questo materiale fa parte della tesi:                                  *)
-(*   "Formalizzazione Interattiva dei Microcontroller a 8bit FreeScale"   *)
-(*                                                                        *)
-(*                    data ultima modifica 15/11/2007                     *)
 (* ********************************************************************** *)
 
 include "freescale/memory_struct.ma".
-include "freescale/word16.ma".
-include "freescale/option.ma".
-include "freescale/theory.ma".
+include "num/word16.ma".
+include "common/option.ma".
+include "common/list.ma".
 
 (* ********************* *)
 (* MEMORIA E DESCRITTORE *)
@@ -221,15 +217,11 @@ ndefinition mt_mem_read ≝
 (* CARICAMENTO PROGRAMMA/DATI *)
 (* ************************** *)
 
-(* carica a paratire da addr, scartando source (pescando da old_mem) se si supera 0xFFFF... *)
+(* carica a paratire da addr, overflow se si supera 0xFFFF... *)
 nlet rec mt_load_from_source_at (old_mem:Array16T (Array16T (Array16T (Array16T byte8))))
-                               (source:list byte8) (addr:word16) on source ≝
-match source with
- (* fine di source: carica da old_mem *)
- [ nil ⇒ old_mem
- | cons hd tl ⇒ match lt_w16 addr 〈〈xF,xF〉:〈xF,xF〉〉 with
-  (* non supera 0xFFFF, ricorsione *)
-  [ true ⇒ mt_load_from_source_at (mt_update ? old_mem addr hd) tl (plus_w16_d_d addr 〈〈x0,x0〉:〈x0,x1〉〉)
-  (* supera 0xFFFF, niente ricorsione *)
-  | false ⇒ mt_update ? old_mem addr hd
-  ]].
+                                (src:list byte8) (addr:word16) on src ≝
+ match src with
+  (* fine di source: carica da old_mem *)
+  [ nil ⇒ old_mem
+  | cons hd tl ⇒ mt_load_from_source_at (mt_update ? old_mem addr hd) tl (plus_w16_d_d addr 〈〈x0,x0〉:〈x0,x1〉〉)
+  ].