diff options
Diffstat (limited to 'drivers/net/npe/IxNpeDlImageMgr.c')
| -rw-r--r-- | drivers/net/npe/IxNpeDlImageMgr.c | 687 |
1 files changed, 687 insertions, 0 deletions
diff --git a/drivers/net/npe/IxNpeDlImageMgr.c b/drivers/net/npe/IxNpeDlImageMgr.c new file mode 100644 index 0000000..9bcdc9c --- /dev/null +++ b/drivers/net/npe/IxNpeDlImageMgr.c @@ -0,0 +1,687 @@ +/** + * @file IxNpeDlImageMgr.c + * + * @author Intel Corporation + * @date 09 January 2002 + * + * @brief This file contains the implementation of the private API for the + * IXP425 NPE Downloader ImageMgr module + * + * + * @par + * IXP400 SW Release version 2.0 + * + * -- Copyright Notice -- + * + * @par + * Copyright 2001-2005, Intel Corporation. + * All rights reserved. + * + * @par + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the Intel Corporation nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * @par + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @par + * -- End of Copyright Notice -- +*/ + + +/* + * Put the system defined include files required. + */ +#include "IxOsal.h" + +/* + * Put the user defined include files required. + */ +#include "IxNpeDlImageMgr_p.h" +#include "IxNpeDlMacros_p.h" + +/* + * define the flag which toggles the firmare inclusion + */ +#define IX_NPE_MICROCODE_FIRMWARE_INCLUDED 1 +#include "IxNpeMicrocode.h" + +/* + * Indicates the start of an NPE Image, in new NPE Image Library format. + * 2 consecutive occurances indicates the end of the NPE Image Library + */ +#define NPE_IMAGE_MARKER 0xfeedf00d + +/* + * Typedefs whose scope is limited to this file. + */ + +/* + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * TO BE DEPRECATED IN A FUTURE RELEASE + */ +typedef struct +{ + UINT32 size; + UINT32 offset; + UINT32 id; +} IxNpeDlImageMgrImageEntry; + +/* + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * TO BE DEPRECATED IN A FUTURE RELEASE + */ +typedef union +{ + IxNpeDlImageMgrImageEntry image; + UINT32 eohMarker; +} IxNpeDlImageMgrHeaderEntry; + +/* + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * TO BE DEPRECATED IN A FUTURE RELEASE + */ +typedef struct +{ + UINT32 signature; + /* 1st entry in the header (there may be more than one) */ + IxNpeDlImageMgrHeaderEntry entry[1]; +} IxNpeDlImageMgrImageLibraryHeader; + + +/* + * NPE Image Header definition, used in new NPE Image Library format + */ +typedef struct +{ + UINT32 marker; + UINT32 id; + UINT32 size; +} IxNpeDlImageMgrImageHeader; + +/* module statistics counters */ +typedef struct +{ + UINT32 invalidSignature; + UINT32 imageIdListOverflow; + UINT32 imageIdNotFound; +} IxNpeDlImageMgrStats; + + +/* + * Variable declarations global to this file only. Externs are followed by + * static variables. + */ +static IxNpeDlImageMgrStats ixNpeDlImageMgrStats; + +static UINT32* getIxNpeMicroCodeImageLibrary(void) +{ + char *s; + + if ((s = getenv("npe_ucode")) != NULL) + return (UINT32*) simple_strtoul(s, NULL, 16); + else + return NULL; +} + +/* + * static function prototypes. + */ +PRIVATE BOOL +ixNpeDlImageMgrSignatureCheck (UINT32 *microCodeImageLibrary); + +PRIVATE void +ixNpeDlImageMgrImageIdFormat (UINT32 rawImageId, IxNpeDlImageId *imageId); + +PRIVATE BOOL +ixNpeDlImageMgrImageIdCompare (IxNpeDlImageId *imageIdA, + IxNpeDlImageId *imageIdB); + +PRIVATE BOOL +ixNpeDlImageMgrNpeFunctionIdCompare (IxNpeDlImageId *imageIdA, + IxNpeDlImageId *imageIdB); + +#if 0 +PRIVATE IX_STATUS +ixNpeDlImageMgrImageFind_legacy (UINT32 *imageLibrary, + UINT32 imageId, + UINT32 **imagePtr, + UINT32 *imageSize); + +/* + * Function definition: ixNpeDlImageMgrMicrocodeImageLibraryOverride + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +IX_STATUS +ixNpeDlImageMgrMicrocodeImageLibraryOverride ( + UINT32 *clientImageLibrary) +{ + IX_STATUS status = IX_SUCCESS; + + IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, + "Entering ixNpeDlImageMgrMicrocodeImageLibraryOverride\n"); + + if (ixNpeDlImageMgrSignatureCheck (clientImageLibrary)) + { + IxNpeMicroCodeImageLibrary = clientImageLibrary; + } + else + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrMicrocodeImageLibraryOverride: " + "Client-supplied image has invalid signature\n"); + status = IX_FAIL; + } + + IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT, + "Exiting ixNpeDlImageMgrMicrocodeImageLibraryOverride: status = %d\n", + status); + return status; +} +#endif + +/* + * Function definition: ixNpeDlImageMgrImageListExtract + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +IX_STATUS +ixNpeDlImageMgrImageListExtract ( + IxNpeDlImageId *imageListPtr, + UINT32 *numImages) +{ + UINT32 rawImageId; + IxNpeDlImageId formattedImageId; + IX_STATUS status = IX_SUCCESS; + UINT32 imageCount = 0; + IxNpeDlImageMgrImageLibraryHeader *header; + + IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, + "Entering ixNpeDlImageMgrImageListExtract\n"); + + header = (IxNpeDlImageMgrImageLibraryHeader *) getIxNpeMicroCodeImageLibrary(); + + if (ixNpeDlImageMgrSignatureCheck (getIxNpeMicroCodeImageLibrary())) + { + /* for each image entry in the image header ... */ + while (header->entry[imageCount].eohMarker != + IX_NPEDL_IMAGEMGR_END_OF_HEADER) + { + /* + * if the image list container from calling function has capacity, + * add the image id to the list + */ + if ((imageListPtr != NULL) && (imageCount < *numImages)) + { + rawImageId = header->entry[imageCount].image.id; + ixNpeDlImageMgrImageIdFormat (rawImageId, &formattedImageId); + imageListPtr[imageCount] = formattedImageId; + } + /* imageCount reflects no. of image entries in image library header */ + imageCount++; + } + + /* + * if image list container from calling function was too small to + * contain all image ids in the header, set return status to FAIL + */ + if ((imageListPtr != NULL) && (imageCount > *numImages)) + { + status = IX_FAIL; + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageListExtract: " + "number of Ids found exceeds list capacity\n"); + ixNpeDlImageMgrStats.imageIdListOverflow++; + } + /* return number of image ids found in image library header */ + *numImages = imageCount; + } + else + { + status = IX_FAIL; + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageListExtract: " + "invalid signature in image\n"); + } + + IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT, + "Exiting ixNpeDlImageMgrImageListExtract: status = %d\n", + status); + return status; +} + + +/* + * Function definition: ixNpeDlImageMgrImageLocate + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +IX_STATUS +ixNpeDlImageMgrImageLocate ( + IxNpeDlImageId *imageId, + UINT32 **imagePtr, + UINT32 *imageSize) +{ + UINT32 imageOffset; + UINT32 rawImageId; + IxNpeDlImageId formattedImageId; + /* used to index image entries in image library header */ + UINT32 imageCount = 0; + IX_STATUS status = IX_FAIL; + IxNpeDlImageMgrImageLibraryHeader *header; + + IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, + "Entering ixNpeDlImageMgrImageLocate\n"); + + header = (IxNpeDlImageMgrImageLibraryHeader *) getIxNpeMicroCodeImageLibrary(); + + if (ixNpeDlImageMgrSignatureCheck (getIxNpeMicroCodeImageLibrary())) + { + /* for each image entry in the image library header ... */ + while (header->entry[imageCount].eohMarker != + IX_NPEDL_IMAGEMGR_END_OF_HEADER) + { + rawImageId = header->entry[imageCount].image.id; + ixNpeDlImageMgrImageIdFormat (rawImageId, &formattedImageId); + /* if a match for imageId is found in the image library header... */ + if (ixNpeDlImageMgrImageIdCompare (imageId, &formattedImageId)) + { + /* + * 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 = &tmp[imageOffset]; + /* get the image size */ + *imageSize = header->entry[imageCount].image.size; + status = IX_SUCCESS; + break; + } + imageCount++; + } + if (status != IX_SUCCESS) + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageLocate: " + "imageId not found in image library header\n"); + ixNpeDlImageMgrStats.imageIdNotFound++; + } + } + else + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageLocate: " + "invalid signature in image library\n"); + } + + IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT, + "Exiting ixNpeDlImageMgrImageLocate: status = %d\n", status); + return status; +} + +/* + * Function definition: ixNpeDlImageMgrLatestImageExtract + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +IX_STATUS +ixNpeDlImageMgrLatestImageExtract (IxNpeDlImageId *imageId) +{ + UINT32 imageCount = 0; + UINT32 rawImageId; + IxNpeDlImageId formattedImageId; + IX_STATUS status = IX_FAIL; + IxNpeDlImageMgrImageLibraryHeader *header; + + + IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, + "Entering ixNpeDlImageMgrLatestImageExtract\n"); + + header = (IxNpeDlImageMgrImageLibraryHeader *) getIxNpeMicroCodeImageLibrary(); + + if (ixNpeDlImageMgrSignatureCheck (getIxNpeMicroCodeImageLibrary())) + { + /* for each image entry in the image library header ... */ + while (header->entry[imageCount].eohMarker != + IX_NPEDL_IMAGEMGR_END_OF_HEADER) + { + rawImageId = header->entry[imageCount].image.id; + ixNpeDlImageMgrImageIdFormat (rawImageId, &formattedImageId); + /* + * if a match for the npe Id and functionality Id of the imageId is + * found in the image library header... + */ + if(ixNpeDlImageMgrNpeFunctionIdCompare(imageId, &formattedImageId)) + { + if(imageId->major <= formattedImageId.major) + { + if(imageId->minor < formattedImageId.minor) + { + imageId->minor = formattedImageId.minor; + } + imageId->major = formattedImageId.major; + } + status = IX_SUCCESS; + } + imageCount++; + } + if (status != IX_SUCCESS) + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrLatestImageExtract: " + "imageId not found in image library header\n"); + ixNpeDlImageMgrStats.imageIdNotFound++; + } + } + else + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrLatestImageGet: " + "invalid signature in image library\n"); + } + + IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT, + "Exiting ixNpeDlImageMgrLatestImageGet: status = %d\n", status); + return status; +} + +/* + * Function definition: ixNpeDlImageMgrSignatureCheck + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +PRIVATE BOOL +ixNpeDlImageMgrSignatureCheck (UINT32 *microCodeImageLibrary) +{ + IxNpeDlImageMgrImageLibraryHeader *header = + (IxNpeDlImageMgrImageLibraryHeader *) microCodeImageLibrary; + BOOL result = TRUE; + + if (!header || header->signature != IX_NPEDL_IMAGEMGR_SIGNATURE) + { + result = FALSE; + ixNpeDlImageMgrStats.invalidSignature++; + } + + return result; +} + + +/* + * Function definition: ixNpeDlImageMgrImageIdFormat + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +PRIVATE void +ixNpeDlImageMgrImageIdFormat ( + UINT32 rawImageId, + IxNpeDlImageId *imageId) +{ + imageId->npeId = (rawImageId >> + IX_NPEDL_IMAGEID_NPEID_OFFSET) & + IX_NPEDL_NPEIMAGE_FIELD_MASK; + imageId->functionalityId = (rawImageId >> + IX_NPEDL_IMAGEID_FUNCTIONID_OFFSET) & + IX_NPEDL_NPEIMAGE_FIELD_MASK; + imageId->major = (rawImageId >> + IX_NPEDL_IMAGEID_MAJOR_OFFSET) & + IX_NPEDL_NPEIMAGE_FIELD_MASK; + imageId->minor = (rawImageId >> + IX_NPEDL_IMAGEID_MINOR_OFFSET) & + IX_NPEDL_NPEIMAGE_FIELD_MASK; + +} + + +/* + * Function definition: ixNpeDlImageMgrImageIdCompare + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +PRIVATE BOOL +ixNpeDlImageMgrImageIdCompare ( + IxNpeDlImageId *imageIdA, + IxNpeDlImageId *imageIdB) +{ + if ((imageIdA->npeId == imageIdB->npeId) && + (imageIdA->functionalityId == imageIdB->functionalityId) && + (imageIdA->major == imageIdB->major) && + (imageIdA->minor == imageIdB->minor)) + { + return TRUE; + } + else + { + return FALSE; + } +} + +/* + * Function definition: ixNpeDlImageMgrNpeFunctionIdCompare + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +PRIVATE BOOL +ixNpeDlImageMgrNpeFunctionIdCompare ( + IxNpeDlImageId *imageIdA, + IxNpeDlImageId *imageIdB) +{ + if ((imageIdA->npeId == imageIdB->npeId) && + (imageIdA->functionalityId == imageIdB->functionalityId)) + { + return TRUE; + } + else + { + return FALSE; + } +} + + +/* + * Function definition: ixNpeDlImageMgrStatsShow + */ +void +ixNpeDlImageMgrStatsShow (void) +{ + ixOsalLog (IX_OSAL_LOG_LVL_USER, + IX_OSAL_LOG_DEV_STDOUT, + "\nixNpeDlImageMgrStatsShow:\n" + "\tInvalid Image Signatures: %u\n" + "\tImage Id List capacity too small: %u\n" + "\tImage Id not found: %u\n\n", + ixNpeDlImageMgrStats.invalidSignature, + ixNpeDlImageMgrStats.imageIdListOverflow, + ixNpeDlImageMgrStats.imageIdNotFound, + 0,0,0); +} + + +/* + * Function definition: ixNpeDlImageMgrStatsReset + */ +void +ixNpeDlImageMgrStatsReset (void) +{ + ixNpeDlImageMgrStats.invalidSignature = 0; + ixNpeDlImageMgrStats.imageIdListOverflow = 0; + ixNpeDlImageMgrStats.imageIdNotFound = 0; +} + + +#if 0 +/* + * Function definition: ixNpeDlImageMgrImageFind_legacy + * + * FOR BACKWARD-COMPATIBILITY WITH OLD NPE IMAGE LIBRARY FORMAT + * AND/OR LEGACY API FUNCTIONS. TO BE DEPRECATED IN A FUTURE RELEASE + */ +PRIVATE IX_STATUS +ixNpeDlImageMgrImageFind_legacy ( + UINT32 *imageLibrary, + UINT32 imageId, + UINT32 **imagePtr, + UINT32 *imageSize) +{ + UINT32 imageOffset; + /* used to index image entries in image library header */ + UINT32 imageCount = 0; + IX_STATUS status = IX_FAIL; + IxNpeDlImageMgrImageLibraryHeader *header; + BOOL imageFound = FALSE; + + IX_NPEDL_TRACE0 (IX_NPEDL_FN_ENTRY_EXIT, + "Entering ixNpeDlImageMgrImageFind\n"); + + + /* If user didn't specify a library to use, use the default + * one from IxNpeMicrocode.h + */ + if (imageLibrary == NULL) + { + imageLibrary = IxNpeMicroCodeImageLibrary; + } + + if (ixNpeDlImageMgrSignatureCheck (imageLibrary)) + { + header = (IxNpeDlImageMgrImageLibraryHeader *) imageLibrary; + + /* for each image entry in the image library header ... */ + while ((header->entry[imageCount].eohMarker != + IX_NPEDL_IMAGEMGR_END_OF_HEADER) && !(imageFound)) + { + /* if a match for imageId is found in the image library header... */ + if (imageId == header->entry[imageCount].image.id) + { + /* + * get pointer to the image in the image library using offset from + * 1st word in image library + */ + imageOffset = header->entry[imageCount].image.offset; + *imagePtr = &imageLibrary[imageOffset]; + /* get the image size */ + *imageSize = header->entry[imageCount].image.size; + status = IX_SUCCESS; + imageFound = TRUE; + } + imageCount++; + } + if (status != IX_SUCCESS) + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageFind: " + "imageId not found in image library header\n"); + ixNpeDlImageMgrStats.imageIdNotFound++; + } + } + else + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageFind: " + "invalid signature in image library\n"); + } + + IX_NPEDL_TRACE1 (IX_NPEDL_FN_ENTRY_EXIT, + "Exiting ixNpeDlImageMgrImageFind: status = %d\n", status); + return status; +} +#endif + +/* + * Function definition: ixNpeDlImageMgrImageFind + */ +IX_STATUS +ixNpeDlImageMgrImageFind ( + UINT32 *imageLibrary, + UINT32 imageId, + UINT32 **imagePtr, + UINT32 *imageSize) +{ + IxNpeDlImageMgrImageHeader *image; + UINT32 offset = 0; + + /* If user didn't specify a library to use, use the default + * one from IxNpeMicrocode.h + */ + if (imageLibrary == NULL) + { +#ifdef IX_NPEDL_READ_MICROCODE_FROM_FILE + if (ixNpeMicrocode_binaryArray == NULL) + { + printk (KERN_ERR "ixp400.o: ERROR, no Microcode found in memory\n"); + return IX_FAIL; + } + else + { + imageLibrary = ixNpeMicrocode_binaryArray; + } +#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 */ + } + +#if 0 + /* For backward's compatibility with previous image format */ + if (ixNpeDlImageMgrSignatureCheck(imageLibrary)) + { + return ixNpeDlImageMgrImageFind_legacy(imageLibrary, + imageId, + imagePtr, + imageSize); + } +#endif + + while (*(imageLibrary+offset) == NPE_IMAGE_MARKER) + { + image = (IxNpeDlImageMgrImageHeader *)(imageLibrary+offset); + offset += sizeof(IxNpeDlImageMgrImageHeader)/sizeof(UINT32); + + if (image->id == imageId) + { + *imagePtr = imageLibrary + offset; + *imageSize = image->size; + return IX_SUCCESS; + } + /* 2 consecutive NPE_IMAGE_MARKER's indicates end of library */ + else if (image->id == NPE_IMAGE_MARKER) + { + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageFind: " + "imageId not found in image library header\n"); + ixNpeDlImageMgrStats.imageIdNotFound++; + /* reached end of library, image not found */ + return IX_FAIL; + } + offset += image->size; + } + + /* If we get here, our image library may be corrupted */ + IX_NPEDL_ERROR_REPORT ("ixNpeDlImageMgrImageFind: " + "image library format may be invalid or corrupted\n"); + return IX_FAIL; +} + |