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Diffstat (limited to 'cpu/ixp/npe/IxNpeDlImageMgr.c')
-rw-r--r--cpu/ixp/npe/IxNpeDlImageMgr.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/cpu/ixp/npe/IxNpeDlImageMgr.c b/cpu/ixp/npe/IxNpeDlImageMgr.c
index ccc0da7..9bcdc9c 100644
--- a/cpu/ixp/npe/IxNpeDlImageMgr.c
+++ b/cpu/ixp/npe/IxNpeDlImageMgr.c
@@ -133,20 +133,14 @@ typedef struct
*/
static IxNpeDlImageMgrStats ixNpeDlImageMgrStats;
-/* default image */
-#ifdef CONFIG_IXP4XX_NPE_EXT_UCODE_BASE
-static UINT32 *IxNpeMicroCodeImageLibrary = (UINT32 *)CONFIG_IXP4XX_NPE_EXT_UCODE_BASE;
-#else
-static UINT32 *IxNpeMicroCodeImageLibrary = (UINT32 *)IxNpeMicrocode_array;
-#endif
-
static UINT32* getIxNpeMicroCodeImageLibrary(void)
{
char *s;
+
if ((s = getenv("npe_ucode")) != NULL)
return (UINT32*) simple_strtoul(s, NULL, 16);
else
- return IxNpeMicroCodeImageLibrary;
+ return NULL;
}
/*
@@ -422,7 +416,7 @@ ixNpeDlImageMgrSignatureCheck (UINT32 *microCodeImageLibrary)
(IxNpeDlImageMgrImageLibraryHeader *) microCodeImageLibrary;
BOOL result = TRUE;
- if (header->signature != IX_NPEDL_IMAGEMGR_SIGNATURE)
+ if (!header || header->signature != IX_NPEDL_IMAGEMGR_SIGNATURE)
{
result = FALSE;
ixNpeDlImageMgrStats.invalidSignature++;
@@ -643,6 +637,11 @@ ixNpeDlImageMgrImageFind (
}
#else
imageLibrary = getIxNpeMicroCodeImageLibrary();
+ if (imageLibrary == NULL)
+ {
+ printf ("npe: ERROR, no Microcode found in memory\n");
+ return IX_FAIL;
+ }
#endif /* IX_NPEDL_READ_MICROCODE_FROM_FILE */
}