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path: root/tools/firmware-utils/src/bcm4908img.c
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* firmware-utils: bcm4908img: convert into a packageRafał Miłecki2021-04-081-997/+0
| | | | | | | | | | bcm4908img is a tool managing BCM4908 platform images. It's used for creating them as well as checking, modifying and extracting data from. It's required by both: host (for building firmware images) and target (for sysupgrade purposes). Make it a host/target package. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: fix uninitialized var usageRafał Miłecki2021-04-081-3/+7
| | | | Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: extract bootfs without paddingRafał Miłecki2021-04-071-6/+27
| | | | | | | | JFFS2 bootfs partition in a BCM4908 image usually includes some padding. For flashing it individually (writing to designed MTD partition) we want just JFFS2 data. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: fix extracting cferomRafał Miłecki2021-04-071-1/+1
| | | | | | Fix offset to extract proper data when image contains vendor header. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: support extracting bootfs & rootfsRafał Miłecki2021-04-071-0/+35
| | | | | | | It's required for upgrading firmware using single partitions instead of just blindly writing whole image. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: replace size with offsetRafał Miłecki2021-04-071-20/+35
| | | | | | | It's much easier to operate on BCM4908 image data with absolute offset of each section stored. It doesn't require summing sizes over and over. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: add bootfs supportRafał Miłecki2021-04-051-3/+337
| | | | | | | | | | | | This adds support for accessing bootfs JFFS2 partition in the BCM4908 image. Support includes: 1. Listing files 2. Renaming file (requires unchanged name length) Above commands are useful for flashing BCM4908 images which by defualt come with cferom.000 file and require renaming it. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: support extracting image dataRafał Miłecki2021-04-051-0/+87
| | | | | | It's useful for upgrading cferom, firmware, etc. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: find cferom sizeRafał Miłecki2021-04-051-0/+31
| | | | | | | It's important for modifying / extracting firmware content. cferom is optional image content at the file beginning. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: use "info" command displaying file infoRafał Miłecki2021-04-051-11/+20
| | | | | | | BCM4908 image format contains some info that may be useful for info / debugging purposes. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: support reading from stdinRafał Miłecki2021-04-051-8/+38
| | | | | | | 1. Don't allow pipe stdin as we need to fseek() 2. Don't alow TTY as it doesn't make sense for binary input Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: detect Netgear vendor firmwareRafał Miłecki2021-04-051-25/+33
| | | | | | | | Netgear uses CHK header which needs to be skipped when validating BCM4908 image. Detect it directly in the bcm4908img tool. Dealing with binary structs and endianess is way simpler in C. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: extract parsing codeRafał Miłecki2021-04-051-37/+67
| | | | | | | | Move code parsing existing firmware file to separated function. This cleans up existing code and allows reusing parsing code for other commands. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: name fields & valuesRafał Miłecki2021-03-241-8/+22
| | | | | | Less magic numbers Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
* firmware-utils: bcm4908img: tool adding BCM4908 image tailRafał Miłecki2021-01-181-0/+379
Flashing image with BCM4908 CFE bootloader requires specific firmware format. It needs 20 extra bytes with magic numbers and CRC32 appended. This tools allows appending such a tail to the specified image and also verifying CRC32 of existing BCM4908 image. Signed-off-by: Rafał Miłecki <rafal@milecki.pl>