Replaced em_mapclean by em_commit

git-svn-id: svn://svn.cc65.org/cc65/trunk@1682 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/em/Makefile

@@ -14,10 +14,10 @@
 C_OBJS =        em_load.o
 
 S_OBJS =       	em-kernel.o	\
+                em_commit.o     \
 		em_copyto.o	\
 		em_copyfrom.o	\
 		em_map.o	\
-		em_mapclean.o 	\
 		em_pagecount.o	\
 		em_unload.o	\
 

libsrc/em/em-kernel.s

@@ -27,7 +27,7 @@ emd_install:   	jmp     $0000
 emd_deinstall: 	jmp     $0000
 emd_pagecount:  jmp     $0000
 emd_map:        jmp     $0000
-emd_mapclean:   jmp     $0000
+emd_commit:     jmp     $0000
 emd_copyfrom:	jmp     $0000
 emd_copyto:     jmp     $0000
 

libsrc/em/em_commit.s

@@ -0,0 +1,16 @@
+;
+; Ullrich von Bassewitz, 2002-12-01
+;
+; void __fastcall__ em_commit (void);
+; /* Commit changes in the memory window to extended storage. If the contents
+;  * of the memory window have been changed, these changes may be lost if
+;  * em_map, em_copyfrom or em_copyto are called without calling em_commit
+;  * first. Note: Not calling em_commit does not mean that the changes are
+;  * discarded, it does just mean that some drivers will discard the changes.
+;  */
+
+        .include        "em-kernel.inc"
+
+       	_em_commit      = emd_commit            ; Use driver entry
+
+                                   

libsrc/em/em_mapclean.s

@@ -1,17 +0,0 @@
-;
-; Ullrich von Bassewitz, 2002-11-29
-;
-; void* __fastcall__ em_mapclean (unsigned page);
-; /* Unmap the current page from memory and map a new one. The function returns
-;  * a pointer to the location of the page in memory. This function differs from
-;  * em_map_page() in that it will discard the contents of the currently mapped
-;  * page, assuming that the page has not been modified or that the modifications
-;  * are no longer needed, if this leads to better performance. NOTE: This does
-;  * NOT mean that the contents of currently mapped page are always discarded!
-;  */
-
-
-        .include        "em-kernel.inc"
-
-       	_em_mapclean    = emd_mapclean         ; Use driver entry
-