Allow the disabling of tags ECC
[yaffs2.git] / yaffs_packedtags2.c
index a78c03c..e0c5586 100644 (file)
@@ -96,17 +96,14 @@ void yaffs_PackTags2TagsPart(yaffs_PackedTags2TagsPart *ptt,
 }
 
 
-void yaffs_PackTags2(yaffs_PackedTags2 *pt, const yaffs_ExtendedTags *t)
+void yaffs_PackTags2(yaffs_Device *dev, yaffs_PackedTags2 *pt, const yaffs_ExtendedTags *t)
 {
        yaffs_PackTags2TagsPart(&pt->t, t);
 
-#ifndef YAFFS_IGNORE_TAGS_ECC
-       {
+       if(!dev->noTagsECC)
                yaffs_ECCCalculateOther((unsigned char *)&pt->t,
                                        sizeof(yaffs_PackedTags2TagsPart),
                                        &pt->ecc);
-       }
-#endif
 }
 
 
@@ -158,27 +155,24 @@ void yaffs_UnpackTags2TagsPart(yaffs_ExtendedTags *t,
 }
 
 
-void yaffs_UnpackTags2(yaffs_ExtendedTags *t, yaffs_PackedTags2 *pt)
+void yaffs_UnpackTags2(yaffs_Device *dev, yaffs_ExtendedTags *t, yaffs_PackedTags2 *pt)
 {
 
        yaffs_ECCResult eccResult = YAFFS_ECC_RESULT_NO_ERROR;
 
-       if (pt->t.sequenceNumber != 0xFFFFFFFF) {
-               /* Page is in use */
-#ifndef YAFFS_IGNORE_TAGS_ECC
-               {
-                       yaffs_ECCOther ecc;
-                       int result;
-                       yaffs_ECCCalculateOther((unsigned char *)&pt->t,
-                                               sizeof
-                                               (yaffs_PackedTags2TagsPart),
-                                               &ecc);
-                       result =
-                           yaffs_ECCCorrectOther((unsigned char *)&pt->t,
-                                                 sizeof
-                                                 (yaffs_PackedTags2TagsPart),
-                                                 &pt->ecc, &ecc);
-                       switch (result) {
+       if (pt->t.sequenceNumber != 0xFFFFFFFF &&
+           !dev->noTagsECC){
+               /* Chunk is in use and we need to do ECC */
+               
+               yaffs_ECCOther ecc;
+               int result;
+               yaffs_ECCCalculateOther((unsigned char *)&pt->t,
+                                       sizeof(yaffs_PackedTags2TagsPart),
+                                       &ecc);
+               result = yaffs_ECCCorrectOther((unsigned char *)&pt->t,
+                                               sizeof(yaffs_PackedTags2TagsPart),
+                                               &pt->ecc, &ecc);
+               switch (result) {
                        case 0:
                                eccResult = YAFFS_ECC_RESULT_NO_ERROR;
                                break;
@@ -190,9 +184,7 @@ void yaffs_UnpackTags2(yaffs_ExtendedTags *t, yaffs_PackedTags2 *pt)
                                break;
                        default:
                                eccResult = YAFFS_ECC_RESULT_UNKNOWN;
-                       }
                }
-#endif
        }
 
        yaffs_UnpackTags2TagsPart(t, &pt->t);
@@ -201,6 +193,5 @@ void yaffs_UnpackTags2(yaffs_ExtendedTags *t, yaffs_PackedTags2 *pt)
 
        yaffs_DumpPackedTags2(pt);
        yaffs_DumpTags2(t);
-
 }