pbl: add lz4 support
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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@ -1,6 +1,7 @@
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suffix_$(CONFIG_IMAGE_COMPRESSION_GZIP) = gzip
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suffix_$(CONFIG_IMAGE_COMPRESSION_LZO) = lzo
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suffix_$(CONFIG_IMAGE_COMPRESSION_LZ4) = lz4
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suffix_$(CONFIG_IMAGE_COMPRESSION_NONE) = shipped
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OBJCOPYFLAGS_zbarebox.bin = -O binary
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@ -10,7 +11,7 @@ targets := zbarebox.lds zbarebox zbarebox.bin zbarebox.S \
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$(piggy_o) piggy.$(suffix_y)
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# Make sure files are removed during clean
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extra-y += piggy.gzip piggy.lzo piggy.lzma piggy.xzkern piggy.shipped zbarebox.map
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extra-y += piggy.gzip piggy.lz4 piggy.lzo piggy.lzma piggy.xzkern piggy.shipped zbarebox.map
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$(obj)/zbarebox.bin: $(obj)/zbarebox FORCE
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$(call if_changed,objcopy)
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@ -0,0 +1,6 @@
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.section .piggydata,#alloc
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.globl input_data
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input_data:
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.incbin "arch/arm/pbl/piggy.lz4"
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.globl input_data_end
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input_data_end:
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@ -1,6 +1,7 @@
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suffix_$(CONFIG_IMAGE_COMPRESSION_GZIP) = gzip
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suffix_$(CONFIG_IMAGE_COMPRESSION_LZO) = lzo
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suffix_$(CONFIG_IMAGE_COMPRESSION_LZ4) = lz4
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suffix_$(CONFIG_IMAGE_COMPRESSION_NONE) = shipped
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OBJCOPYFLAGS_zbarebox.bin = -O binary
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@ -10,7 +11,7 @@ targets := zbarebox.lds zbarebox zbarebox.bin zbarebox.S \
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$(piggy_o) piggy.$(suffix_y)
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# Make sure files are removed during clean
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extra-y += piggy.gzip piggy.lzo piggy.lzma piggy.xzkern piggy.shipped zbarebox.map
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extra-y += piggy.gzip piggy.lz4 piggy.lzo piggy.lzma piggy.xzkern piggy.shipped zbarebox.map
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$(obj)/zbarebox.bin: $(obj)/zbarebox FORCE
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$(call if_changed,objcopy)
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@ -0,0 +1,6 @@
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#include <asm/asm.h>
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.section .data
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EXPORT(input_data)
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.incbin "arch/mips/pbl/piggy.lz4"
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EXPORT(input_data_end)
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@ -81,6 +81,7 @@ $(obj)/%.s: $(obj)/% FORCE
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suffix_$(CONFIG_IMAGE_COMPRESSION_GZIP) = gzip
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suffix_$(CONFIG_IMAGE_COMPRESSION_LZO) = lzo
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suffix_$(CONFIG_IMAGE_COMPRESSION_LZ4) = lz4
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suffix_$(CONFIG_IMAGE_COMPRESSION_NONE) = shipped
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# barebox.z - compressed barebox binary
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@ -23,6 +23,10 @@
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#include <asm/unaligned.h>
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#ifndef STATIC
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#define STATIC
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#endif
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/*
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* Note: Uncompressed chunk size is used in the compressor side
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* (userspace side for compression).
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@ -175,7 +179,7 @@ exit_0:
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return ret;
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}
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int decompress_unlz4(unsigned char *buf, int in_len,
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STATIC int decompress_unlz4(unsigned char *buf, int in_len,
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int(*fill)(void*, unsigned int),
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int(*flush)(void*, unsigned int),
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unsigned char *output,
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@ -53,6 +53,10 @@ if IMAGE_COMPRESSION
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choice
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prompt "Compression"
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default IMAGE_COMPRESSION_LZO
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config IMAGE_COMPRESSION_LZ4
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bool "lz4"
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config IMAGE_COMPRESSION_LZO
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bool "lzo"
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@ -10,6 +10,10 @@
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#define STATIC static
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#ifdef CONFIG_IMAGE_COMPRESSION_LZ4
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#include "../../../lib/decompress_unlz4.c"
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#endif
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#ifdef CONFIG_IMAGE_COMPRESSION_LZO
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#include "../../../lib/decompress_unlzo.c"
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#endif
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