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* MFC r311881:lwhsu2017-01-131-3/+3
| | | | | | | | | | | | | | | Replace using of objdump with elfdump In-tree objdump is too old to dump new ELF headers. But for example if we use: `make CROSS_TOOLCHAIN=riscv64-gcc TARGET_ARCH=riscv64` and do not specify CROSS_BINUTILS_PREFIX in env, embed_mfs.sh cannot find the correct objdump. This patch just replaces using of objdump with elfdump to collect needed information. Later we may also put an ELFDUMP in CROSSENV and use it in embed_mfs.sh . Reviewed by: emaste, br Differential Revision: https://reviews.freebsd.org/D9062
* Fix MFS builds when both MD_ROOT_SIZE and MFS_IMAGE are specifiedadrian2016-02-021-4/+16
| | | | | | | | | | | | | | | | | | | | | | | | | | MD_ROOT_SIZE and embed_mfs.sh were basically retired as part of https://reviews.freebsd.org/D2903 . However, when building a kernel with 'options MD_ROOT_SIZE' specified, this results in a non-working MFS, as within sys/dev/md/md.c we fall within the wrong # ifdef. This patch implements the following: * Allow kernels to be built without the MD_ROOT_SIZE option, which results in a kernel built as per D2903. * Allow kernels to be built with the MD_ROOT_SIZE option, which results in a kernel built similarly to the pre-D2903 way, with the following differences: * The MFS is now put in a separate section within the kernel (oldmfs, so it differs from the mfs section introduced by D2903). * embed_mfs.sh is changed, so it looks up the oldmfs section within the kernel, gets its size and offset, sees if the MFS will fit within the allocated oldmfs section and only if all is well does a dd of the MFS image into the kernel. Submitted by: Stanislav Galabov <sgalabov@gmail.com> Reviewed by: brooks, imp Differential Revision: https://reviews.freebsd.org/D5093
* Introduce a standalone shell script for embedding MFS image.raj2008-02-051-0/+39
This allows to fix a problem with ARM kernel.bin not having the MFS image embedded: it is objcopied from the kernel.noheader temporary ELF file, which was not subject to embedding the MFS image previously. Reviewed by: imp Approved by: cognet (mentor)
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