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			58 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
		
			1.8 KiB
		
	
	
	
		
			Diff
		
	
	
	
	
	
| From d0f226a0f104c7d1da1d215b8013359273e39e18 Mon Sep 17 00:00:00 2001
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| From: Albin Tonnerre <albin.tonnerre@free-electrons.com>
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| Date: Fri, 16 Oct 2009 16:17:22 +0200
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| Subject: [PATCH] Add LZMA decompression on ARM
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| 
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| 
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| Signed-off-by: Albin Tonnerre <albin.tonnerre@free-electrons.com>
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| ---
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|  arch/arm/Kconfig                      |    1 +
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|  arch/arm/boot/compressed/Makefile     |    1 +
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|  arch/arm/boot/compressed/misc.c       |    4 ++++
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|  arch/arm/boot/compressed/piggy.lzma.S |    6 ++++++
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|  4 files changed, 12 insertions(+), 0 deletions(-)
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|  create mode 100644 arch/arm/boot/compressed/piggy.lzma.S
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| 
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| --- a/arch/arm/Kconfig
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| +++ b/arch/arm/Kconfig
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| @@ -20,6 +20,7 @@ config ARM
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|  	select HAVE_GENERIC_DMA_COHERENT
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|  	select HAVE_KERNEL_GZIP
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|  	select HAVE_KERNEL_LZO
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| +	select HAVE_KERNEL_LZMA
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|  	help
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|  	  The ARM series is a line of low-power-consumption RISC chip designs
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|  	  licensed by ARM Ltd and targeted at embedded applications and
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| --- a/arch/arm/boot/compressed/Makefile
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| +++ b/arch/arm/boot/compressed/Makefile
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| @@ -65,6 +65,7 @@ SEDFLAGS	= s/TEXT_START/$(ZTEXTADDR)/;s/
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|  
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|  suffix_$(CONFIG_KERNEL_GZIP) = gzip
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|  suffix_$(CONFIG_KERNEL_LZO)  = lzo
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| +suffix_$(CONFIG_KERNEL_LZMA)  = lzma
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|  
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|  targets       := vmlinux vmlinux.lds \
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|  		 piggy.$(suffix_y) piggy.$(suffix_y).o \
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| --- a/arch/arm/boot/compressed/misc.c
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| +++ b/arch/arm/boot/compressed/misc.c
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| @@ -237,6 +237,10 @@ static unsigned long free_mem_end_ptr;
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|  #include "../../../../lib/decompress_inflate.c"
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|  #endif
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|  
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| +#ifdef CONFIG_KERNEL_LZMA
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| +#include "../../../../lib/decompress_unlzma.c"
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| +#endif
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| +
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|  #ifdef CONFIG_KERNEL_LZO
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|  #include "../../../../lib/decompress_unlzo.c"
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|  #endif
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| --- /dev/null
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| +++ b/arch/arm/boot/compressed/piggy.lzma.S
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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/boot/compressed/piggy.lzma"
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| +	.globl	input_data_end
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| +input_data_end:
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