In some cases U-Boot is compressed and it is useful to be able to decompress it in SPL. Add a Kconfig and Makefile change to allow this. Note that this does not actually implement decompression.
Signed-off-by: Simon Glass sjg@chromium.org ---
lib/Kconfig | 8 ++++++++ lib/Makefile | 2 +- 2 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/lib/Kconfig b/lib/Kconfig index 847e797a3a4..0333ab172fa 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -301,6 +301,14 @@ config LZO help This enables support for LZO compression algorithm.r
+config SPL_LZ4 + bool "Enable LZ4 decompression support in SPL" + help + This enables support for tge LZ4 decompression algorithm in SPL. LZ4 + is a lossless data compression algorithm that is focused on + fast compression and decompression speed. It belongs to the LZ77 + family of byte-oriented compression schemes. + config SPL_LZO bool "Enable LZO decompression support in SPL" help diff --git a/lib/Makefile b/lib/Makefile index fb6944128aa..4d2e22027d0 100644 --- a/lib/Makefile +++ b/lib/Makefile @@ -38,7 +38,6 @@ obj-$(CONFIG_IMAGE_SPARSE) += image-sparse.o obj-y += initcall.o obj-$(CONFIG_LMB) += lmb.o obj-y += ldiv.o -obj-$(CONFIG_LZ4) += lz4_wrapper.o obj-$(CONFIG_MD5) += md5.o obj-y += net_utils.o obj-$(CONFIG_PHYSMEM) += physmem.o @@ -64,6 +63,7 @@ obj-$(CONFIG_SHA256) += sha256.o obj-$(CONFIG_$(SPL_)ZLIB) += zlib/ obj-$(CONFIG_$(SPL_)GZIP) += gunzip.o obj-$(CONFIG_$(SPL_)LZO) += lzo/ +obj-$(CONFIG_$(SPL_)LZ4) += lz4_wrapper.o
obj-$(CONFIG_LIBAVB) += libavb/