[kernel] r14605 - in dists/trunk/linux-2.6/debian: . patches/features/arm patches/series
Martin Michlmayr
tbm at alioth.debian.org
Thu Nov 12 17:32:44 UTC 2009
Author: tbm
Date: Thu Nov 12 17:32:42 2009
New Revision: 14605
Log:
Add patch from Albin Tonnerre to add HAVE_KERNEL_LZMA to arm.
Added:
dists/trunk/linux-2.6/debian/patches/features/arm/compression-add-lzmo.patch
dists/trunk/linux-2.6/debian/patches/features/arm/compression-use-generic-gzip.patch
Modified:
dists/trunk/linux-2.6/debian/changelog
dists/trunk/linux-2.6/debian/patches/series/base
Modified: dists/trunk/linux-2.6/debian/changelog
==============================================================================
--- dists/trunk/linux-2.6/debian/changelog Thu Nov 12 17:27:17 2009 (r14604)
+++ dists/trunk/linux-2.6/debian/changelog Thu Nov 12 17:32:42 2009 (r14605)
@@ -20,6 +20,7 @@
to be built in): FTL, NFTL, MTD_CFI_AMDSTD, MTD_CFI_STAA.
* [armel/orion5x, armel/kirkwood] Enable ISDN (requested by Markus
Krebs).
+ * Add patch from Albin Tonnerre to add HAVE_KERNEL_LZMA to arm.
[ maximilian attems ]
* Simplify postinst nuke reverse symlinks handling. Patch from
Added: dists/trunk/linux-2.6/debian/patches/features/arm/compression-add-lzmo.patch
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ dists/trunk/linux-2.6/debian/patches/features/arm/compression-add-lzmo.patch Thu Nov 12 17:32:42 2009 (r14605)
@@ -0,0 +1,51 @@
+diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
+index 95b9905..a42793b 100644
+--- a/arch/arm/Kconfig
++++ b/arch/arm/Kconfig
+@@ -19,6 +19,7 @@ config ARM
+ select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
+ select HAVE_GENERIC_DMA_COHERENT
+ select HAVE_KERNEL_GZIP
++ select HAVE_KERNEL_LZMA
+ help
+ The ARM series is a line of low-power-consumption RISC chip designs
+ licensed by ARM Ltd and targeted at embedded applications and
+diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
+index 10f1173..e538d3d 100644
+--- a/arch/arm/boot/compressed/Makefile
++++ b/arch/arm/boot/compressed/Makefile
+@@ -64,6 +64,7 @@ endif
+ SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/
+
+ suffix_$(CONFIG_KERNEL_GZIP) = gzip
++suffix_$(CONFIG_KERNEL_LZMA) = lzma
+
+ targets := vmlinux vmlinux.lds \
+ piggy.$(suffix_y) piggy.$(suffix_y).o \
+diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
+index 669b1b5..efef261 100644
+--- a/arch/arm/boot/compressed/misc.c
++++ b/arch/arm/boot/compressed/misc.c
+@@ -237,6 +237,10 @@ static unsigned long free_mem_end_ptr;
+ #include "../../../../lib/decompress_inflate.c"
+ #endif
+
++#ifdef CONFIG_KERNEL_LZMA
++#include "../../../../lib/decompress_unlzma.c"
++#endif
++
+ #ifndef arch_error
+ #define arch_error(x)
+ #endif
+diff --git a/arch/arm/boot/compressed/piggy.lzma.S b/arch/arm/boot/compressed/piggy.lzma.S
+new file mode 100644
+index 0000000..d7e69cf
+--- /dev/null
++++ b/arch/arm/boot/compressed/piggy.lzma.S
+@@ -0,0 +1,6 @@
++ .section .piggydata,#alloc
++ .globl input_data
++input_data:
++ .incbin "arch/arm/boot/compressed/piggy.lzma"
++ .globl input_data_end
++input_data_end:
Added: dists/trunk/linux-2.6/debian/patches/features/arm/compression-use-generic-gzip.patch
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ dists/trunk/linux-2.6/debian/patches/features/arm/compression-use-generic-gzip.patch Thu Nov 12 17:32:42 2009 (r14605)
@@ -0,0 +1,281 @@
+diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
+index 1c4119c..95b9905 100644
+--- a/arch/arm/Kconfig
++++ b/arch/arm/Kconfig
+@@ -18,6 +18,7 @@ config ARM
+ select HAVE_KRETPROBES if (HAVE_KPROBES)
+ select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
+ select HAVE_GENERIC_DMA_COHERENT
++ select HAVE_KERNEL_GZIP
+ help
+ The ARM series is a line of low-power-consumption RISC chip designs
+ licensed by ARM Ltd and targeted at embedded applications and
+diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
+index ce39dc5..10f1173 100644
+--- a/arch/arm/boot/compressed/Makefile
++++ b/arch/arm/boot/compressed/Makefile
+@@ -63,8 +63,11 @@ endif
+
+ SEDFLAGS = s/TEXT_START/$(ZTEXTADDR)/;s/BSS_START/$(ZBSSADDR)/
+
+-targets := vmlinux vmlinux.lds piggy.gz piggy.o font.o font.c \
+- head.o misc.o $(OBJS)
++suffix_$(CONFIG_KERNEL_GZIP) = gzip
++
++targets := vmlinux vmlinux.lds \
++ piggy.$(suffix_y) piggy.$(suffix_y).o \
++ font.o font.c head.o misc.o $(OBJS)
+
+ ifeq ($(CONFIG_FUNCTION_TRACER),y)
+ ORIG_CFLAGS := $(KBUILD_CFLAGS)
+@@ -87,22 +90,31 @@ endif
+ ifneq ($(PARAMS_PHYS),)
+ LDFLAGS_vmlinux += --defsym params_phys=$(PARAMS_PHYS)
+ endif
+-LDFLAGS_vmlinux += -p --no-undefined -X \
+- $(shell $(CC) $(KBUILD_CFLAGS) --print-libgcc-file-name) -T
++# ?
++LDFLAGS_vmlinux += -p
++# Report unresolved symbol references
++LDFLAGS_vmlinux += --no-undefined
++# Delete all temporary local symbols
++LDFLAGS_vmlinux += -X
++# Next argument is a linker script
++LDFLAGS_vmlinux += -T
++
++# For __aeabi_uidivmod
++lib1funcs = arch/$(SRCARCH)/lib/lib1funcs.o
+
+ # Don't allow any static data in misc.o, which
+ # would otherwise mess up our GOT table
+ CFLAGS_misc.o := -Dstatic=
+
+-$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.o \
+- $(addprefix $(obj)/, $(OBJS)) FORCE
++$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \
++ $(addprefix $(obj)/, $(OBJS)) $(lib1funcs) FORCE
+ $(call if_changed,ld)
+ @:
+
+-$(obj)/piggy.gz: $(obj)/../Image FORCE
+- $(call if_changed,gzip)
++$(obj)/piggy.$(suffix_y): $(obj)/../Image FORCE
++ $(call if_changed,$(suffix_y))
+
+-$(obj)/piggy.o: $(obj)/piggy.gz FORCE
++$(obj)/piggy.$(suffix_y).o: $(obj)/piggy.$(suffix_y) FORCE
+
+ CFLAGS_font.o := -Dstatic=
+
+diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c
+index 17153b5..669b1b5 100644
+--- a/arch/arm/boot/compressed/misc.c
++++ b/arch/arm/boot/compressed/misc.c
+@@ -18,10 +18,15 @@
+
+ unsigned int __machine_arch_type;
+
++#define _LINUX_STRING_H_
++
+ #include <linux/compiler.h> /* for inline */
+ #include <linux/types.h> /* for size_t */
+ #include <linux/stddef.h> /* for NULL */
+ #include <asm/string.h>
++#include <linux/linkage.h>
++
++#include <asm/unaligned.h>
+
+ #ifdef STANDALONE_DEBUG
+ #define putstr printf
+@@ -188,34 +193,8 @@ static inline __ptr_t memcpy(__ptr_t __dest, __const __ptr_t __src,
+ /*
+ * gzip delarations
+ */
+-#define OF(args) args
+ #define STATIC static
+
+-typedef unsigned char uch;
+-typedef unsigned short ush;
+-typedef unsigned long ulg;
+-
+-#define WSIZE 0x8000 /* Window size must be at least 32k, */
+- /* and a power of two */
+-
+-static uch *inbuf; /* input buffer */
+-static uch window[WSIZE]; /* Sliding window buffer */
+-
+-static unsigned insize; /* valid bytes in inbuf */
+-static unsigned inptr; /* index of next byte to be processed in inbuf */
+-static unsigned outcnt; /* bytes in output buffer */
+-
+-/* gzip flag byte */
+-#define ASCII_FLAG 0x01 /* bit 0 set: file probably ascii text */
+-#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
+-#define EXTRA_FIELD 0x04 /* bit 2 set: extra field present */
+-#define ORIG_NAME 0x08 /* bit 3 set: original file name present */
+-#define COMMENT 0x10 /* bit 4 set: file comment present */
+-#define ENCRYPTED 0x20 /* bit 5 set: file is encrypted */
+-#define RESERVED 0xC0 /* bit 6,7: reserved */
+-
+-#define get_byte() (inptr < insize ? inbuf[inptr++] : fill_inbuf())
+-
+ /* Diagnostic functions */
+ #ifdef DEBUG
+ # define Assert(cond,msg) {if(!(cond)) error(msg);}
+@@ -233,24 +212,20 @@ static unsigned outcnt; /* bytes in output buffer */
+ # define Tracecv(c,x)
+ #endif
+
+-static int fill_inbuf(void);
+-static void flush_window(void);
+ static void error(char *m);
+
+ extern char input_data[];
+ extern char input_data_end[];
+
+-static uch *output_data;
+-static ulg output_ptr;
+-static ulg bytes_out;
++static unsigned char *output_data;
++static unsigned long output_ptr;
+
+ static void error(char *m);
+
+ static void putstr(const char *);
+
+-extern int end;
+-static ulg free_mem_ptr;
+-static ulg free_mem_end_ptr;
++static unsigned long free_mem_ptr;
++static unsigned long free_mem_end_ptr;
+
+ #ifdef STANDALONE_DEBUG
+ #define NO_INFLATE_MALLOC
+@@ -258,46 +233,9 @@ static ulg free_mem_end_ptr;
+
+ #define ARCH_HAS_DECOMP_WDOG
+
+-#include "../../../../lib/inflate.c"
+-
+-/* ===========================================================================
+- * Fill the input buffer. This is called only when the buffer is empty
+- * and at least one byte is really needed.
+- */
+-int fill_inbuf(void)
+-{
+- if (insize != 0)
+- error("ran out of input data");
+-
+- inbuf = input_data;
+- insize = &input_data_end[0] - &input_data[0];
+-
+- inptr = 1;
+- return inbuf[0];
+-}
+-
+-/* ===========================================================================
+- * Write the output window window[0..outcnt-1] and update crc and bytes_out.
+- * (Used for the decompressed data only.)
+- */
+-void flush_window(void)
+-{
+- ulg c = crc;
+- unsigned n;
+- uch *in, *out, ch;
+-
+- in = window;
+- out = &output_data[output_ptr];
+- for (n = 0; n < outcnt; n++) {
+- ch = *out++ = *in++;
+- c = crc_32_tab[((int)c ^ ch) & 0xff] ^ (c >> 8);
+- }
+- crc = c;
+- bytes_out += (ulg)outcnt;
+- output_ptr += (ulg)outcnt;
+- outcnt = 0;
+- putstr(".");
+-}
++#ifdef CONFIG_KERNEL_GZIP
++#include "../../../../lib/decompress_inflate.c"
++#endif
+
+ #ifndef arch_error
+ #define arch_error(x)
+@@ -314,22 +252,33 @@ static void error(char *x)
+ while(1); /* Halt */
+ }
+
++asmlinkage void __div0(void)
++{
++ error("Attempting division by 0!");
++}
++
+ #ifndef STANDALONE_DEBUG
+
+-ulg
+-decompress_kernel(ulg output_start, ulg free_mem_ptr_p, ulg free_mem_ptr_end_p,
+- int arch_id)
++unsigned long
++decompress_kernel(unsigned long output_start, unsigned long free_mem_ptr_p,
++ unsigned long free_mem_ptr_end_p,
++ int arch_id)
+ {
+- output_data = (uch *)output_start; /* Points to kernel start */
++ unsigned char *tmp;
++
++ output_data = (unsigned char *)output_start;
+ free_mem_ptr = free_mem_ptr_p;
+ free_mem_end_ptr = free_mem_ptr_end_p;
+ __machine_arch_type = arch_id;
+
+ arch_decomp_setup();
+
+- makecrc();
++ tmp = (unsigned char *) (((unsigned long)input_data_end) - 4);
++ output_ptr = get_unaligned_le32(tmp);
++
+ putstr("Uncompressing Linux...");
+- gunzip();
++ decompress(input_data, input_data_end - input_data,
++ NULL, NULL, output_data, NULL, error);
+ putstr(" done, booting the kernel.\n");
+ return output_ptr;
+ }
+@@ -341,11 +290,10 @@ int main()
+ {
+ output_data = output_buffer;
+
+- makecrc();
+ putstr("Uncompressing Linux...");
+- gunzip();
++ decompress(input_data, input_data_end - input_data,
++ NULL, NULL, output_data, NULL, error);
+ putstr("done.\n");
+ return 0;
+ }
+ #endif
+-
+diff --git a/arch/arm/boot/compressed/piggy.S b/arch/arm/boot/compressed/piggy.S
+deleted file mode 100644
+index 54c9518..0000000
+--- a/arch/arm/boot/compressed/piggy.S
++++ /dev/null
+@@ -1,6 +0,0 @@
+- .section .piggydata,#alloc
+- .globl input_data
+-input_data:
+- .incbin "arch/arm/boot/compressed/piggy.gz"
+- .globl input_data_end
+-input_data_end:
+diff --git a/arch/arm/boot/compressed/piggy.gzip.S b/arch/arm/boot/compressed/piggy.gzip.S
+new file mode 100644
+index 0000000..a68adf9
+--- /dev/null
++++ b/arch/arm/boot/compressed/piggy.gzip.S
+@@ -0,0 +1,6 @@
++ .section .piggydata,#alloc
++ .globl input_data
++input_data:
++ .incbin "arch/arm/boot/compressed/piggy.gzip"
++ .globl input_data_end
++input_data_end:
Modified: dists/trunk/linux-2.6/debian/patches/series/base
==============================================================================
--- dists/trunk/linux-2.6/debian/patches/series/base Thu Nov 12 17:27:17 2009 (r14604)
+++ dists/trunk/linux-2.6/debian/patches/series/base Thu Nov 12 17:32:42 2009 (r14605)
@@ -43,3 +43,5 @@
#+ features/sparc/video-sunxvr500-intergraph.patch
+ bugfix/all/drivers-scsi-qla1280-request-firmware-unlocked.patch
+ debian/dfsg/radeon-add-clarifying-comment-to-r600-blit.patch
++ features/arm/compression-use-generic-gzip.patch
++ features/arm/compression-add-lzmo.patch
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