pbl: factorise decompressor
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
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@ -24,6 +24,7 @@
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#include <common.h>
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#include <common.h>
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#include <init.h>
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#include <init.h>
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#include <sizes.h>
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#include <sizes.h>
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#include <pbl.h>
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#include <asm/barebox-arm.h>
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#include <asm/barebox-arm.h>
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#include <asm/barebox-arm-head.h>
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#include <asm/barebox-arm-head.h>
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#include <asm-generic/memory_layout.h>
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#include <asm-generic/memory_layout.h>
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@ -59,16 +60,6 @@ void __naked __bare_init reset(void)
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extern void *input_data;
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extern void *input_data;
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extern void *input_data_end;
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extern void *input_data_end;
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#define STATIC static
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#ifdef CONFIG_IMAGE_COMPRESSION_LZO
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#include "../../../lib/decompress_unlzo.c"
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#endif
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#ifdef CONFIG_IMAGE_COMPRESSION_GZIP
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#include "../../../lib/decompress_inflate.c"
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#endif
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static unsigned long *ttb;
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static unsigned long *ttb;
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static void create_sections(unsigned long addr, int size_m, unsigned int flags)
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static void create_sections(unsigned long addr, int size_m, unsigned int flags)
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@ -127,11 +118,6 @@ static void mmu_disable(void)
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__mmu_cache_off();
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__mmu_cache_off();
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}
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}
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static void noinline errorfn(char *error)
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{
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while (1);
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}
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static void barebox_uncompress(void *compressed_start, unsigned int len)
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static void barebox_uncompress(void *compressed_start, unsigned int len)
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{
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{
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void (*barebox)(void);
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void (*barebox)(void);
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@ -155,10 +141,7 @@ static void barebox_uncompress(void *compressed_start, unsigned int len)
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else
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else
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barebox = (void *)TEXT_BASE;
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barebox = (void *)TEXT_BASE;
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decompress((void *)compressed_start,
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pbl_barebox_uncompress((void*)TEXT_BASE, compressed_start, len);
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len,
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NULL, NULL,
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(void *)TEXT_BASE, NULL, errorfn);
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if (use_mmu)
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if (use_mmu)
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mmu_disable();
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mmu_disable();
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@ -17,6 +17,7 @@
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*/
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*/
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#include <common.h>
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#include <common.h>
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#include <pbl.h>
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#include <init.h>
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#include <init.h>
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#include <sizes.h>
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#include <sizes.h>
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#include <string.h>
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#include <string.h>
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@ -30,28 +31,10 @@ extern void *input_data_end;
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unsigned long free_mem_ptr;
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unsigned long free_mem_ptr;
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unsigned long free_mem_end_ptr;
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unsigned long free_mem_end_ptr;
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#define STATIC static
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#ifdef CONFIG_IMAGE_COMPRESSION_LZO
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#include "../../../lib/decompress_unlzo.c"
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#endif
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#ifdef CONFIG_IMAGE_COMPRESSION_GZIP
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#include "../../../lib/decompress_inflate.c"
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#endif
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void pbl_main_entry(void);
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void pbl_main_entry(void);
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static unsigned long *ttb;
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static unsigned long *ttb;
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static noinline void errorfn(char *error)
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{
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PUTS_LL(error);
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PUTC_LL('\n');
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unreachable();
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}
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static void barebox_uncompress(void *compressed_start, unsigned int len)
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static void barebox_uncompress(void *compressed_start, unsigned int len)
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{
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{
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/* set 128 KiB at the end of the MALLOC_BASE for early malloc */
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/* set 128 KiB at the end of the MALLOC_BASE for early malloc */
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@ -60,10 +43,7 @@ static void barebox_uncompress(void *compressed_start, unsigned int len)
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ttb = (void *)((free_mem_ptr - 0x4000) & ~0x3fff);
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ttb = (void *)((free_mem_ptr - 0x4000) & ~0x3fff);
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decompress((void *)compressed_start,
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pbl_barebox_uncompress((void*)TEXT_BASE, compressed_start, len);
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len,
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NULL, NULL,
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(void *)TEXT_BASE, NULL, errorfn);
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}
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}
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void __section(.text_entry) pbl_main_entry(void)
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void __section(.text_entry) pbl_main_entry(void)
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@ -0,0 +1,15 @@
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/*
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* Copyright (c) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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*
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* Under GPLv2
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*/
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#ifndef __PBL_H__
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#define __PBL_H__
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extern unsigned long free_mem_ptr;
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extern unsigned long free_mem_end_ptr;
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void pbl_barebox_uncompress(void *dest, void *compressed_start, unsigned int len);
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#endif /* __PBL_H__ */
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@ -3,3 +3,4 @@
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#
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#
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pbl-y += misc.o
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pbl-y += misc.o
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pbl-y += string.o
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pbl-y += string.o
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pbl-y += decomp.o
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@ -0,0 +1,32 @@
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/*
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* Copyright (c) 2010-2012 Sascha Hauer <s.hauer@pengutronix.de>, Pengutronix
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* Copyright (c) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
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*
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* Under GPLv2 only
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*/
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#include <common.h>
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#include <pbl.h>
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#define STATIC static
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#ifdef CONFIG_IMAGE_COMPRESSION_LZO
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#include "../../../lib/decompress_unlzo.c"
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#endif
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#ifdef CONFIG_IMAGE_COMPRESSION_GZIP
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#include "../../../lib/decompress_inflate.c"
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#endif
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static void noinline errorfn(char *error)
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{
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while (1);
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}
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void pbl_barebox_uncompress(void *dest, void *compressed_start, unsigned int len)
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{
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decompress((void *)compressed_start,
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len,
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NULL, NULL,
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dest, NULL, errorfn);
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}
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