diff options
| author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2008-01-07 08:41:34 +0100 |
|---|---|---|
| committer | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2008-01-18 01:00:02 +0100 |
| commit | a1cf027a08f9dc1c0e769499e6f4fbddcf9cab93 (patch) | |
| tree | db78f5ac4621bb2d043b4f8c74e6b35e3f352b1d | |
| parent | 63ebcc4615dd39926ccf61f1d5f3510262ef6564 (diff) | |
IXP: add dynamic microcode addr
allow to load the microde from flash or ram by download it through
the serial or other.
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Acked-by: Stefan Roese <sr@denx.de>
| -rw-r--r-- | README | 3 | ||||
| -rw-r--r-- | cpu/ixp/npe/IxNpeDlImageMgr.c | 25 |
2 files changed, 20 insertions, 8 deletions
@@ -2699,6 +2699,9 @@ Some configuration options can be set using Environment Variables: Useful on scripts which control the retry operation themselves. + npe_ucode - see CONFIG_IXP4XX_NPE_EXT_UCOD + if set load address for the npe microcode + tftpsrcport - If this is set, the value is used for TFTP's UDP source port. diff --git a/cpu/ixp/npe/IxNpeDlImageMgr.c b/cpu/ixp/npe/IxNpeDlImageMgr.c index c0e7349da4..75b42f2f8f 100644 --- a/cpu/ixp/npe/IxNpeDlImageMgr.c +++ b/cpu/ixp/npe/IxNpeDlImageMgr.c @@ -140,6 +140,14 @@ static UINT32 *IxNpeMicroCodeImageLibrary = (UINT32 *)CONFIG_IXP4XX_NPE_EXT_UCOD 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; +} /* * static function prototypes. @@ -218,9 +226,9 @@ ixNpeDlImageMgrImageListExtract ( IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, "Entering ixNpeDlImageMgrImageListExtract\n"); - header = (IxNpeDlImageMgrImageLibraryHeader *) IxNpeMicroCodeImageLibrary; + header = (IxNpeDlImageMgrImageLibraryHeader *) getIxNpeMicroCodeImageLibrary(); - if (ixNpeDlImageMgrSignatureCheck (IxNpeMicroCodeImageLibrary)) + if (ixNpeDlImageMgrSignatureCheck (getIxNpeMicroCodeImageLibrary())) { /* for each image entry in the image header ... */ while (header->entry[imageCount].eohMarker != @@ -291,9 +299,9 @@ ixNpeDlImageMgrImageLocate ( IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, "Entering ixNpeDlImageMgrImageLocate\n"); - header = (IxNpeDlImageMgrImageLibraryHeader *) IxNpeMicroCodeImageLibrary; + header = (IxNpeDlImageMgrImageLibraryHeader *) getIxNpeMicroCodeImageLibrary(); - if (ixNpeDlImageMgrSignatureCheck (IxNpeMicroCodeImageLibrary)) + if (ixNpeDlImageMgrSignatureCheck (getIxNpeMicroCodeImageLibrary())) { /* for each image entry in the image library header ... */ while (header->entry[imageCount].eohMarker != @@ -308,8 +316,9 @@ ixNpeDlImageMgrImageLocate ( * get pointer to the image in the image library using offset from * 1st word in image library */ + UINT32 *tmp=getIxNpeMicroCodeImageLibrary(); imageOffset = header->entry[imageCount].image.offset; - *imagePtr = &IxNpeMicroCodeImageLibrary[imageOffset]; + *imagePtr = &tmp[imageOffset]; /* get the image size */ *imageSize = header->entry[imageCount].image.size; status = IX_SUCCESS; @@ -354,9 +363,9 @@ ixNpeDlImageMgrLatestImageExtract (IxNpeDlImageId *imageId) IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, "Entering ixNpeDlImageMgrLatestImageExtract\n"); - header = (IxNpeDlImageMgrImageLibraryHeader *) IxNpeMicroCodeImageLibrary; + header = (IxNpeDlImageMgrImageLibraryHeader *) getIxNpeMicroCodeImageLibrary(); - if (ixNpeDlImageMgrSignatureCheck (IxNpeMicroCodeImageLibrary)) + if (ixNpeDlImageMgrSignatureCheck (getIxNpeMicroCodeImageLibrary())) { /* for each image entry in the image library header ... */ while (header->entry[imageCount].eohMarker != @@ -633,7 +642,7 @@ ixNpeDlImageMgrImageFind ( imageLibrary = ixNpeMicrocode_binaryArray; } #else - imageLibrary = IxNpeMicroCodeImageLibrary; + imageLibrary = getIxNpeMicroCodeImageLibrary(); #endif /* IX_NPEDL_READ_MICROCODE_FROM_FILE */ } |