+++ /dev/null
---- a/arch/arm/Kconfig
-+++ b/arch/arm/Kconfig
-@@ -18,6 +18,8 @@ config ARM
- select HAVE_KRETPROBES if (HAVE_KPROBES)
- select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
- select HAVE_GENERIC_DMA_COHERENT
-+ select HAVE_KERNEL_GZIP
-+ select HAVE_KERNEL_LZO
- help
- The ARM series is a line of low-power-consumption RISC chip designs
- licensed by ARM Ltd and targeted at embedded applications and
---- a/arch/arm/boot/compressed/Makefile
-+++ b/arch/arm/boot/compressed/Makefile
-@@ -63,8 +63,12 @@ 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
-+suffix_$(CONFIG_KERNEL_LZO) = lzo
-+
-+targets := vmlinux vmlinux.lds \
-+ piggy.$(suffix_y) piggy.$(suffix_y).o \
-+ font.o font.c head.o misc.o $(OBJS)
-
- ifeq ($(CONFIG_FUNCTION_TRACER),y)
- ORIG_CFLAGS := $(KBUILD_CFLAGS)
-@@ -87,22 +91,31 @@ endif
- ifneq ($(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 = $(srctree)/arch/$(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=
-
---- 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 __d
- /*
- * 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 out
- # 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 +233,13 @@ 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];
--}
-+#ifdef CONFIG_KERNEL_GZIP
-+#include "../../../../lib/decompress_inflate.c"
-+#endif
-
--/* ===========================================================================
-- * 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_LZO
-+#include "../../../../lib/decompress_unlzo.c"
-+#endif
-
- #ifndef arch_error
- #define arch_error(x)
-@@ -314,22 +256,33 @@ 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 +294,10 @@ 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
--
---- 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:
---- /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:
---- /dev/null
-+++ b/arch/arm/boot/compressed/piggy.lzo.S
-@@ -0,0 +1,6 @@
-+ .section .piggydata,#alloc
-+ .globl input_data
-+input_data:
-+ .incbin "arch/arm/boot/compressed/piggy.lzo"
-+ .globl input_data_end
-+input_data_end:
projects / openwrt / svn-archive / archive.git / blobdiff