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u-boot/drivers/net/npe/IxNpeDlImageMgr.c

687 lines
19 KiB

/**
* @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;
}