---- a/arch/arm/boot/compressed/Makefile
-+++ b/arch/arm/boot/compressed/Makefile
-@@ -67,8 +67,15 @@ 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) = gz
-+suffix_$(CONFIG_KERNEL_BZIP2) = bz2
-+suffix_$(CONFIG_KERNEL_LZMA) = lzma
-+
-+targets := vmlinux vmlinux.lds \
-+ piggy.gz piggy.gz.o \
-+ piggy.bz2 piggy.bz2.o \
-+ piggy.lzma piggy.lzma.o \
-+ font.o font.c head.o misc.o $(OBJS)
-
- ifeq ($(CONFIG_FUNCTION_TRACER),y)
- ORIG_CFLAGS := $(KBUILD_CFLAGS)
-@@ -95,7 +102,7 @@ LDFLAGS_vmlinux += -p --no-undefined -X
- # would otherwise mess up our GOT table
- CFLAGS_misc.o := -Dstatic=
-
--$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.o \
-+$(obj)/vmlinux: $(obj)/vmlinux.lds $(obj)/$(HEAD) $(obj)/piggy.$(suffix_y).o \
- $(addprefix $(obj)/, $(OBJS)) FORCE
- $(call if_changed,ld)
- @:
-@@ -103,7 +110,17 @@ $(obj)/vmlinux: $(obj)/vmlinux.lds $(obj
- $(obj)/piggy.gz: $(obj)/../Image FORCE
- $(call if_changed,gzip)
-
--$(obj)/piggy.o: $(obj)/piggy.gz FORCE
-+$(obj)/piggy.bz2: $(obj)/../Image FORCE
-+ $(call if_changed,bzip2)
-+
-+$(obj)/piggy.lzma: $(obj)/../Image FORCE
-+ $(call if_changed,lzma)
-+
-+$(obj)/piggy.gz.o: $(obj)/piggy.gz FORCE
-+
-+$(obj)/piggy.bz2.o: $(obj)/piggy.bz2 FORCE
-+
-+$(obj)/piggy.lzma.o: $(obj)/piggy.lzma FORCE
-
- CFLAGS_font.o := -Dstatic=
-
---- a/arch/arm/boot/compressed/misc.c
-+++ b/arch/arm/boot/compressed/misc.c
-@@ -169,116 +169,34 @@ 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);}
--# define Trace(x) fprintf x
--# define Tracev(x) {if (verbose) fprintf x ;}
--# define Tracevv(x) {if (verbose>1) fprintf x ;}
--# define Tracec(c,x) {if (verbose && (c)) fprintf x ;}
--# define Tracecv(c,x) {if (verbose>1 && (c)) fprintf x ;}
--#else
--# define Assert(cond,msg)
--# define Trace(x)
--# define Tracev(x)
--# define Tracevv(x)
--# define Tracec(c,x)
--# 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 void error(char *m);
-
--static void putstr(const char *);
--
--extern int end;
- static ulg free_mem_ptr;
- static ulg free_mem_end_ptr;
-
--#ifdef STANDALONE_DEBUG
--#define NO_INFLATE_MALLOC
--#endif
--
- #define ARCH_HAS_DECOMP_WDOG
-+#define NEW_CODE
-
-+#ifdef CONFIG_KERNEL_GZIP
- #include "../../../../lib/inflate.c"
-+#endif
-
--/* ===========================================================================
-- * 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");
-+#ifdef CONFIG_KERNEL_BZIP2
-+#include "../../../../lib/decompress_bunzip2.c"
-+#endif
-
-- inbuf = input_data;
-- insize = &input_data_end[0] - &input_data[0];
-+#ifdef CONFIG_KERNEL_LZMA
-+#include "../../../../lib/decompress_unlzma.c"
-+#endif
-
-- 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(".");
--}
-
- #ifndef arch_error
- #define arch_error(x)
-@@ -301,16 +219,24 @@ ulg
- decompress_kernel(ulg output_start, ulg free_mem_ptr_p, ulg free_mem_ptr_end_p,
- int arch_id)
- {
-- output_data = (uch *)output_start; /* Points to kernel start */
-- free_mem_ptr = free_mem_ptr_p;
-- free_mem_end_ptr = free_mem_ptr_end_p;
-+ ulg output_ptr;
-+ ulg *ptr;
-+ size_t input_len = input_data_end - input_data;
-+ size_t pos = 0;
-+
- __machine_arch_type = arch_id;
-
- arch_decomp_setup();
-
-- makecrc();
-- putstr("Uncompressing Linux...");
-- gunzip();
-+ ptr = (ulg *) (((long)input_data_end) - 4);
-+ output_ptr = output_start + *ptr;
-+
-+ free_mem_ptr = output_ptr;
-+ free_mem_end_ptr = output_ptr + 0x4000000;
-+
-+ putstr("Decompressing Linux...");
-+ decompress(input_data, input_len,
-+ NULL, NULL, (unsigned char *) output_start, &pos, error);
- putstr(" done, booting the kernel.\n");
- return output_ptr;
- }
-@@ -320,11 +246,8 @@ char output_buffer[1500*1024];
-
- int main()
- {
-- output_data = output_buffer;
--
-- makecrc();
- putstr("Uncompressing Linux...");
-- gunzip();
-+ decompress(input_data, input_len, NULL, output_buffer, NULL);
- putstr("done.\n");
- return 0;
- }
--- a/arch/x86/boot/compressed/Makefile
+++ b/arch/x86/boot/compressed/Makefile
@@ -4,7 +4,7 @@
projects / openwrt.git / commitdiff