* Patches by Denis Peter, 9 Sep 2003:

[karo-tx-uboot.git] / common / cmd_doc.c

diff --git a/common/cmd_doc.c b/common/cmd_doc.c
index 31862cf2444fd261d7f0d513c89e0573f7772871..e5db1bc360b9eb3ece877dda24ea9fa8be2d955a 100644 (file)
--- a/common/cmd_doc.c
+++ b/common/cmd_doc.c
@@ -861,8 +861,13 @@ static int find_boot_record(struct NFTLrecord *nftl)
                memcpy(mh, buf, sizeof(struct NFTLMediaHeader));
 
                /* Do some sanity checks on it */
-               if (mh->UnitSizeFactor != 0xff) {
-                       puts ("Sorry, we don't support UnitSizeFactor "
+               if (mh->UnitSizeFactor == 0) {
+#ifdef NFTL_DEBUG
+                       puts ("UnitSizeFactor 0x00 detected.\n"
+                             "This violates the spec but we think we know what it means...\n");
+#endif
+               } else if (mh->UnitSizeFactor != 0xff) {
+                       printf ("Sorry, we don't support UnitSizeFactor "
                              "of != 1 yet.\n");
                        return -1;
                }
@@ -950,6 +955,8 @@ static void DoC2k_init(struct DiskOnChip* this)
 
        /* Ident all the chips present. */
        DoC_ScanChips(this);
+       if ((!this->numchips) || (!this->chips))
+               return;
 
        nftl = &this->nftl;