52 lines
1.6 KiB
Diff
52 lines
1.6 KiB
Diff
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
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index 95b9905..a42793b 100644
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--- a/arch/arm/Kconfig
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+++ b/arch/arm/Kconfig
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@@ -19,6 +19,7 @@ config ARM
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select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
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select HAVE_GENERIC_DMA_COHERENT
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select HAVE_KERNEL_GZIP
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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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diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
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index 10f1173..e538d3d 100644
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--- a/arch/arm/boot/compressed/Makefile
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+++ b/arch/arm/boot/compressed/Makefile
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@@ -64,6 +64,7 @@ endif
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SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/
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suffix_$(CONFIG_KERNEL_GZIP) = gzip
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+suffix_$(CONFIG_KERNEL_LZMA) = lzma
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targets := vmlinux vmlinux.lds \
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piggy.$(suffix_y) piggy.$(suffix_y).o \
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diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
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index 669b1b5..efef261 100644
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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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+#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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#ifndef arch_error
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#define arch_error(x)
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#endif
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diff --git a/arch/arm/boot/compressed/piggy.lzma.S b/arch/arm/boot/compressed/piggy.lzma.S
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new file mode 100644
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index 0000000..d7e69cf
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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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