[PATCH v3 3/5] include/u-boot, lib/zlib: add sources for zlib decompression
Joao Marcos Costa
joaomarcos.costa at bootlin.com
Wed Jul 29 18:00:57 CEST 2020
On Wed, 29 Jul 2020 11:27:45 -0400
Tom Rini <trini at konsulko.com> wrote:
> On Tue, Jul 21, 2020 at 11:22:57AM +0200, Joao Marcos Costa wrote:
> > Add zlib (v1.2.11) uncompr() function to U-Boot. SquashFS depends on
> > this function to decompress data from a raw disk image. The actual
> > support for zlib into SquashFS sources will be added in a follow-up
> > commit.
> > Signed-off-by: Joao Marcos Costa <joaomarcos.costa at bootlin.com>
> > ---
> > Changes in v3:
> > - No changes since v2.
> > Changes in v2:
> > - Changed commit title and message, which were wrong and/or
> > misleading in v1.
> > include/u-boot/zlib.h | 32 ++++++++++++++
> > lib/zlib/uncompr.c | 97
> > +++++++++++++++++++++++++++++++++++++++++++ lib/zlib/zlib.c
> > | 1 + 3 files changed, 130 insertions(+)
> > create mode 100644 lib/zlib/uncompr.c
> Can you confirm that on a platform where we aren't enabling squashfs
> the new zlib functionality ends up being discarded at link time?
I dumped lib/zlib/zlib.o with readelf and the new functionality is not
discarded, even though the SquashFS support is not enabled, but this
issue will be fixed in the next version (v4). Thank you!
More information about the U-Boot