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-rw-r--r--target/linux/realtek/image/Makefile96
-rw-r--r--target/linux/realtek/image/lzma-loader/Makefile65
-rw-r--r--target/linux/realtek/image/lzma-loader/src/LzmaDecode.c584
-rw-r--r--target/linux/realtek/image/lzma-loader/src/LzmaDecode.h113
-rw-r--r--target/linux/realtek/image/lzma-loader/src/LzmaTypes.h45
-rw-r--r--target/linux/realtek/image/lzma-loader/src/Makefile117
-rw-r--r--target/linux/realtek/image/lzma-loader/src/board.c45
-rw-r--r--target/linux/realtek/image/lzma-loader/src/cache.c137
-rw-r--r--target/linux/realtek/image/lzma-loader/src/head.S49
-rw-r--r--target/linux/realtek/image/lzma-loader/src/loader.c266
-rw-r--r--target/linux/realtek/image/lzma-loader/src/loader.lds34
-rw-r--r--target/linux/realtek/image/lzma-loader/src/lzma-data.lds8
-rw-r--r--target/linux/realtek/image/lzma-loader/src/printf.c350
-rw-r--r--target/linux/realtek/image/lzma-loader/src/printf.h18
14 files changed, 1877 insertions, 50 deletions
diff --git a/target/linux/realtek/image/Makefile b/target/linux/realtek/image/Makefile
index f5f1c4f56..d0dc6ab7e 100644
--- a/target/linux/realtek/image/Makefile
+++ b/target/linux/realtek/image/Makefile
@@ -7,76 +7,72 @@
include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/image.mk
-#DROP_SECTIONS := .reginfo .mdebug .comment .note .pdr .options .MIPS.options
-#OBJCOPY_BIN := $(TARGET_CROSS)objcopy -S -O bin $(addprefix --remove-section=,$(DROP_SECTIONS))
+JFFS2_BLOCKSIZE=4k
-TCC=$(TARGET_CROSS)cc
-TOBJCOPY=$(TARGET_CROSS)objcopy
-TLD=$(TARGET_CROSS)ld
+#OBJCOPY=$(TARGET_CROSS)objcopy
+# define subtarget, should be replaced with $(SUBTARGET) when more chips will be introduced
+STARGET=rtl8196c
-JFFS2_BLOCKSIZE=4k
+COMMA:=,
+define mkcmdline
+$(if $(1),board=$(1) )$(if $(2),console=$(2)$(COMMA)$(3))
+endef
define Image/Prepare
- gzip -9 < $(KDIR)/vmlinux > $(KDIR)/vmlinux.gz
+# $(KERNEL_CROSS)objcopy -O binary $(OBJCOPY_STRIP) -S $(LINUX_DIR)/vmlinux $(LINUX_KERNEL)
+# $(KERNEL_CROSS)objcopy $(OBJCOPY_STRIP) -S $(LINUX_DIR)/vmlinux $(KERNEL_BUILD_DIR)/vmlinux.elf2
+ lzma e $(KDIR)/vmlinux -lc1 -lp2 -pb2 $(KDIR)/vmlinux.lzma
endef
define Image/BuildKernel
- cp $(KDIR)/vmlinux.gz $(BIN_DIR)/$(IMG_PREFIX)-vmlinuz
- cp $(LINUX_DIR)/rtkload/linux.bin $(BIN_DIR)/$(IMG_PREFIX)-kernel.bin
+ $(call Image/BuildLoader,loader-$(STARGET),bin,$(call mkcmdline,$(PROFILE),ttyS0,38400) root=/dev/mtdblock2,${CONFIG_REALTEK_KERNEL_LOAD_ADDRESS},$(shell dd if=$(KDIR)/vmlinux.elf skip=24 bs=1 count=4 conv=swab 2>/dev/null | hexdump -v -e '"0x" 2/2 "%X"'))
+ cvimg linux $(KDIR)/loader-$(STARGET).bin \
+ $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-kernel.bin \
+ ${CONFIG_REALTEK_KERNEL_LOAD_ADDRESS} \
+ ${CONFIG_REALTEK_KERNEL_OFFSET}
endef
define Image/Build/jffs2-4k
- dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(1).img bs=4k conv=sync
- cvimg root $(BIN_DIR)/$(IMG_PREFIX)-$(1).img $(BIN_DIR)/$(IMG_PREFIX)-$(1).bin F0000 ${CONFIG_REALTEK_ROOTFS_OFFSET}
+ dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).img bs=4k conv=sync
+ cvimg root $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).img \
+ $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).bin \
+ ${CONFIG_REALTEK_ROOTFS_OFFSET} \
+ ${CONFIG_REALTEK_ROOTFS_OFFSET}
endef
-BS_KERNEL=$$$$((`printf %d 0x${CONFIG_REALTEK_ROOTFS_OFFSET}`-`printf %d 0x${CONFIG_REALTEK_KERNEL_OFFSET}`))
-BS_ROOTFS=$$$$((`printf %d ${CONFIG_REALTEK_FLASH_SIZE}`-`printf %d 0x${CONFIG_REALTEK_ROOTFS_OFFSET}`))
define Image/Build/squashfs
$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
- dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(1).img bs=128k conv=sync
- cvimg root $(BIN_DIR)/$(IMG_PREFIX)-$(1).img $(BIN_DIR)/$(IMG_PREFIX)-$(1).bin F0000 ${CONFIG_REALTEK_ROOTFS_OFFSET}
- echo "BS_KERNEL=$(BS_KERNEL)"
- echo "BS_ROOTFS=$(BS_ROOTFS)"
- ( \
- dd if=$(BIN_DIR)/$(IMG_PREFIX)-kernel.bin bs=$(BS_KERNEL) conv=sync; \
- dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(1).img bs=$(BS_ROOTFS) conv=sync; \
- ) > $(BIN_DIR)/$(IMG_PREFIX)-$(1)-sysupgrade.img
+ dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).img bs=4k conv=sync
+ cvimg root $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).img \
+ $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).bin \
+ ${CONFIG_REALTEK_ROOTFS_OFFSET} \
+ ${CONFIG_REALTEK_ROOTFS_OFFSET}
endef
- #need to fix this mess - JMM
- #
- #bixutil pack $(KDIR)/vmlinux.gz $(BIN_DIR)/kernel-$(BOARD)-$(KERNEL).bix
- #cat $(KDIR)/vmlinux.gz \
- # $(KDIR)/root.$(1) \
- # > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin
- #
- #
- #
- #echo "void vmlinux_entry(void) { }" > vmlinux_img.c
- #$(TCC) -fno-pic -mno-abicalls -Os -fomit-frame-pointer -D__KERNEL__ -c vmlinux_img.c -o vmlinux_img.o
- #$(TOBJCOPY) --add-section .vmlinux=vmlinux_img.gz vmlinux_img.o
- #
- #echo "OUTPUT_ARCH(mips)" > ld.script
- #echo "ENTRY(__start)" >> ld.script
- #echo "SECTIONS" >> ld.script
- #echo "{" >> ld.script
- #echo " /* The loader itself */" >> ld.script
- #echo " . = ${LOAD_STARTADDR};" >> ld.script
- #echo " .text : { *(.text) }" >> ld.script
- #echo " .rodata : { *(.rodata) }" >> ld.script
- #echo " . = ALIGN(4);" >> ld.script
- #echo " .data : { _fdata = . ; *(.data) . = ALIGN(1024); __vmlinux_start = .; *(.vmlinux) __vmlinux_end = .; . = ALIGN(1024); CONSTRUCTORS }" >> ld.script
- #echo " .bss : { _bstart = . ; *(.bss) ; *(.sbss) ; *(COMMON) ; _bend = . ; }" >> ld.script
- #echo " /DISCARD/ : { *(.reginfo) ; *(.note) ; *(.comment) *(__ex_table) ; }" >> ld.script
- #echo "}" >> ld.script
- #$(TLD) -static -nostdlib -G 0 -T ld.script -o mem $(START_FILE) $(LOADER_FILES) $(SUPPORT_FILES) vmlinux_img.o
-
-
+BS_KERNEL=$$$$((`printf %d 0x${CONFIG_REALTEK_ROOTFS_OFFSET}`-`printf %d 0x${CONFIG_REALTEK_KERNEL_OFFSET}`))
+BS_ROOTFS=$$$$((`printf %d ${CONFIG_REALTEK_FLASH_SIZE}`-`printf %d 0x${CONFIG_REALTEK_ROOTFS_OFFSET}`))
define Image/Build
$(call Image/Build/$(1),$(1))
+ echo "BS_KERNEL=$(BS_KERNEL)"
+ echo "BS_ROOTFS=$(BS_ROOTFS)"
+ ( \
+ dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-kernel.bin bs=$(BS_KERNEL) conv=sync; \
+ dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).img bs=$(BS_ROOTFS) conv=sync; \
+ ) > $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1)-sysupgrade.img
+ mgbin -c -o $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1)-fw.bin \
+ $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).bin \
+ $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-kernel.bin
+endef
+
+LOADER_MAKE := $(NO_TRACE_MAKE) -C lzma-loader KDIR=$(KDIR) LINUX_DIR=$(LINUX_DIR)
+define Image/BuildLoader
+ -rm -rf $(KDIR)/lzma-loader
+ $(LOADER_MAKE) LOADER=$(1).$(2) KERNEL_CMDLINE="$(3)" \
+ LZMA_TEXT_START=$(4) LOADADDR=0x80000000 KERNELENTRY=$(5) \
+ LOADER_DATA="$(KDIR)/vmlinux.lzma" BOARD="$(1)" \
+ compile loader.$(2)
endef
$(eval $(call BuildImage))
diff --git a/target/linux/realtek/image/lzma-loader/Makefile b/target/linux/realtek/image/lzma-loader/Makefile
new file mode 100644
index 000000000..82e7f9d90
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/Makefile
@@ -0,0 +1,65 @@
+#
+# Copyright (C) 2011 OpenWrt.org
+# Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+LZMA_TEXT_START := 0x80a00000
+LOADER := loader.bin
+LOADER_NAME := $(basename $(notdir $(LOADER)))
+LOADER_DATA :=
+TARGET_DIR :=
+FLASH_OFFS :=
+FLASH_MAX :=
+BOARD :=
+
+ifeq ($(TARGET_DIR),)
+TARGET_DIR := $(KDIR)
+endif
+
+LOADER_BIN := $(TARGET_DIR)/$(LOADER_NAME).bin
+LOADER_GZ := $(TARGET_DIR)/$(LOADER_NAME).gz
+LOADER_ELF := $(TARGET_DIR)/$(LOADER_NAME).elf
+
+PKG_NAME := lzma-loader
+PKG_BUILD_DIR := $(KDIR)/$(PKG_NAME)
+
+.PHONY : loader-compile loader.bin loader.elf loader.gz
+
+$(PKG_BUILD_DIR)/.prepared:
+ mkdir $(PKG_BUILD_DIR)
+ $(CP) ./src/* $(PKG_BUILD_DIR)/
+ touch $@
+
+loader-compile: $(PKG_BUILD_DIR)/.prepared
+ $(MAKE) -C $(PKG_BUILD_DIR) CROSS_COMPILE="$(TARGET_CROSS)" \
+ LZMA_TEXT_START=$(LZMA_TEXT_START) \
+ LOADER_DATA=$(LOADER_DATA) \
+ FLASH_OFFS=$(FLASH_OFFS) \
+ FLASH_MAX=$(FLASH_MAX) \
+ BOARD="$(BOARD)" \
+ clean all
+
+
+loader.gz: $(PKG_BUILD_DIR)/loader.bin
+ gzip -nc9 $< > $(LOADER_GZ)
+
+loader.elf: $(PKG_BUILD_DIR)/loader.elf
+ $(CP) $< $(LOADER_ELF)
+
+loader.bin: $(PKG_BUILD_DIR)/loader.bin
+ $(CP) $< $(LOADER_BIN)
+
+download:
+prepare: $(PKG_BUILD_DIR)/.prepared
+compile: loader-compile
+
+install:
+
+clean:
+ rm -rf $(PKG_BUILD_DIR)
+
diff --git a/target/linux/realtek/image/lzma-loader/src/LzmaDecode.c b/target/linux/realtek/image/lzma-loader/src/LzmaDecode.c
new file mode 100644
index 000000000..cb8345377
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/LzmaDecode.c
@@ -0,0 +1,584 @@
+/*
+ LzmaDecode.c
+ LZMA Decoder (optimized for Speed version)
+
+ LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this Code, expressly permits you to
+ statically or dynamically link your Code (or bind by name) to the
+ interfaces of this file without subjecting your linked Code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#include "LzmaDecode.h"
+
+#define kNumTopBits 24
+#define kTopValue ((UInt32)1 << kNumTopBits)
+
+#define kNumBitModelTotalBits 11
+#define kBitModelTotal (1 << kNumBitModelTotalBits)
+#define kNumMoveBits 5
+
+#define RC_READ_BYTE (*Buffer++)
+
+#define RC_INIT2 Code = 0; Range = 0xFFFFFFFF; \
+ { int i; for(i = 0; i < 5; i++) { RC_TEST; Code = (Code << 8) | RC_READ_BYTE; }}
+
+#ifdef _LZMA_IN_CB
+
+#define RC_TEST { if (Buffer == BufferLim) \
+ { SizeT size; int result = InCallback->Read(InCallback, &Buffer, &size); if (result != LZMA_RESULT_OK) return result; \
+ BufferLim = Buffer + size; if (size == 0) return LZMA_RESULT_DATA_ERROR; }}
+
+#define RC_INIT Buffer = BufferLim = 0; RC_INIT2
+
+#else
+
+#define RC_TEST { if (Buffer == BufferLim) return LZMA_RESULT_DATA_ERROR; }
+
+#define RC_INIT(buffer, bufferSize) Buffer = buffer; BufferLim = buffer + bufferSize; RC_INIT2
+
+#endif
+
+#define RC_NORMALIZE if (Range < kTopValue) { RC_TEST; Range <<= 8; Code = (Code << 8) | RC_READ_BYTE; }
+
+#define IfBit0(p) RC_NORMALIZE; bound = (Range >> kNumBitModelTotalBits) * *(p); if (Code < bound)
+#define UpdateBit0(p) Range = bound; *(p) += (kBitModelTotal - *(p)) >> kNumMoveBits;
+#define UpdateBit1(p) Range -= bound; Code -= bound; *(p) -= (*(p)) >> kNumMoveBits;
+
+#define RC_GET_BIT2(p, mi, A0, A1) IfBit0(p) \
+ { UpdateBit0(p); mi <<= 1; A0; } else \
+ { UpdateBit1(p); mi = (mi + mi) + 1; A1; }
+
+#define RC_GET_BIT(p, mi) RC_GET_BIT2(p, mi, ; , ;)
+
+#define RangeDecoderBitTreeDecode(probs, numLevels, res) \
+ { int i = numLevels; res = 1; \
+ do { CProb *p = probs + res; RC_GET_BIT(p, res) } while(--i != 0); \
+ res -= (1 << numLevels); }
+
+
+#define kNumPosBitsMax 4
+#define kNumPosStatesMax (1 << kNumPosBitsMax)
+
+#define kLenNumLowBits 3
+#define kLenNumLowSymbols (1 << kLenNumLowBits)
+#define kLenNumMidBits 3
+#define kLenNumMidSymbols (1 << kLenNumMidBits)
+#define kLenNumHighBits 8
+#define kLenNumHighSymbols (1 << kLenNumHighBits)
+
+#define LenChoice 0
+#define LenChoice2 (LenChoice + 1)
+#define LenLow (LenChoice2 + 1)
+#define LenMid (LenLow + (kNumPosStatesMax << kLenNumLowBits))
+#define LenHigh (LenMid + (kNumPosStatesMax << kLenNumMidBits))
+#define kNumLenProbs (LenHigh + kLenNumHighSymbols)
+
+
+#define kNumStates 12
+#define kNumLitStates 7
+
+#define kStartPosModelIndex 4
+#define kEndPosModelIndex 14
+#define kNumFullDistances (1 << (kEndPosModelIndex >> 1))
+
+#define kNumPosSlotBits 6
+#define kNumLenToPosStates 4
+
+#define kNumAlignBits 4
+#define kAlignTableSize (1 << kNumAlignBits)
+
+#define kMatchMinLen 2
+
+#define IsMatch 0
+#define IsRep (IsMatch + (kNumStates << kNumPosBitsMax))
+#define IsRepG0 (IsRep + kNumStates)
+#define IsRepG1 (IsRepG0 + kNumStates)
+#define IsRepG2 (IsRepG1 + kNumStates)
+#define IsRep0Long (IsRepG2 + kNumStates)
+#define PosSlot (IsRep0Long + (kNumStates << kNumPosBitsMax))
+#define SpecPos (PosSlot + (kNumLenToPosStates << kNumPosSlotBits))
+#define Align (SpecPos + kNumFullDistances - kEndPosModelIndex)
+#define LenCoder (Align + kAlignTableSize)
+#define RepLenCoder (LenCoder + kNumLenProbs)
+#define Literal (RepLenCoder + kNumLenProbs)
+
+#if Literal != LZMA_BASE_SIZE
+StopCompilingDueBUG
+#endif
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size)
+{
+ unsigned char prop0;
+ if (size < LZMA_PROPERTIES_SIZE)
+ return LZMA_RESULT_DATA_ERROR;
+ prop0 = propsData[0];
+ if (prop0 >= (9 * 5 * 5))
+ return LZMA_RESULT_DATA_ERROR;
+ {
+ for (propsRes->pb = 0; prop0 >= (9 * 5); propsRes->pb++, prop0 -= (9 * 5));
+ for (propsRes->lp = 0; prop0 >= 9; propsRes->lp++, prop0 -= 9);
+ propsRes->lc = prop0;
+ /*
+ unsigned char remainder = (unsigned char)(prop0 / 9);
+ propsRes->lc = prop0 % 9;
+ propsRes->pb = remainder / 5;
+ propsRes->lp = remainder % 5;
+ */
+ }
+
+ #ifdef _LZMA_OUT_READ
+ {
+ int i;
+ propsRes->DictionarySize = 0;
+ for (i = 0; i < 4; i++)
+ propsRes->DictionarySize += (UInt32)(propsData[1 + i]) << (i * 8);
+ if (propsRes->DictionarySize == 0)
+ propsRes->DictionarySize = 1;
+ }
+ #endif
+ return LZMA_RESULT_OK;
+}
+
+#define kLzmaStreamWasFinishedId (-1)
+
+int LzmaDecode(CLzmaDecoderState *vs,
+ #ifdef _LZMA_IN_CB
+ ILzmaInCallback *InCallback,
+ #else
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ #endif
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed)
+{
+ CProb *p = vs->Probs;
+ SizeT nowPos = 0;
+ Byte previousByte = 0;
+ UInt32 posStateMask = (1 << (vs->Properties.pb)) - 1;
+ UInt32 literalPosMask = (1 << (vs->Properties.lp)) - 1;
+ int lc = vs->Properties.lc;
+
+ #ifdef _LZMA_OUT_READ
+
+ UInt32 Range = vs->Range;
+ UInt32 Code = vs->Code;
+ #ifdef _LZMA_IN_CB
+ const Byte *Buffer = vs->Buffer;
+ const Byte *BufferLim = vs->BufferLim;
+ #else
+ const Byte *Buffer = inStream;
+ const Byte *BufferLim = inStream + inSize;
+ #endif
+ int state = vs->State;
+ UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3];
+ int len = vs->RemainLen;
+ UInt32 globalPos = vs->GlobalPos;
+ UInt32 distanceLimit = vs->DistanceLimit;
+
+ Byte *dictionary = vs->Dictionary;
+ UInt32 dictionarySize = vs->Properties.DictionarySize;
+ UInt32 dictionaryPos = vs->DictionaryPos;
+
+ Byte tempDictionary[4];
+
+ #ifndef _LZMA_IN_CB
+ *inSizeProcessed = 0;
+ #endif
+ *outSizeProcessed = 0;
+ if (len == kLzmaStreamWasFinishedId)
+ return LZMA_RESULT_OK;
+
+ if (dictionarySize == 0)
+ {
+ dictionary = tempDictionary;
+ dictionarySize = 1;
+ tempDictionary[0] = vs->TempDictionary[0];
+ }
+
+ if (len == kLzmaNeedInitId)
+ {
+ {
+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
+ UInt32 i;
+ for (i = 0; i < numProbs; i++)
+ p[i] = kBitModelTotal >> 1;
+ rep0 = rep1 = rep2 = rep3 = 1;
+ state = 0;
+ globalPos = 0;
+ distanceLimit = 0;
+ dictionaryPos = 0;
+ dictionary[dictionarySize - 1] = 0;
+ #ifdef _LZMA_IN_CB
+ RC_INIT;
+ #else
+ RC_INIT(inStream, inSize);
+ #endif
+ }
+ len = 0;
+ }
+ while(len != 0 && nowPos < outSize)
+ {
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ outStream[nowPos++] = dictionary[dictionaryPos] = dictionary[pos];
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ len--;
+ }
+ if (dictionaryPos == 0)
+ previousByte = dictionary[dictionarySize - 1];
+ else
+ previousByte = dictionary[dictionaryPos - 1];
+
+ #else /* if !_LZMA_OUT_READ */
+
+ int state = 0;
+ UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1;
+ int len = 0;
+ const Byte *Buffer;
+ const Byte *BufferLim;
+ UInt32 Range;
+ UInt32 Code;
+
+ #ifndef _LZMA_IN_CB
+ *inSizeProcessed = 0;
+ #endif
+ *outSizeProcessed = 0;
+
+ {
+ UInt32 i;
+ UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + vs->Properties.lp));
+ for (i = 0; i < numProbs; i++)
+ p[i] = kBitModelTotal >> 1;
+ }
+
+ #ifdef _LZMA_IN_CB
+ RC_INIT;
+ #else
+ RC_INIT(inStream, inSize);
+ #endif
+
+ #endif /* _LZMA_OUT_READ */
+
+ while(nowPos < outSize)
+ {
+ CProb *prob;
+ UInt32 bound;
+ int posState = (int)(
+ (nowPos
+ #ifdef _LZMA_OUT_READ
+ + globalPos
+ #endif
+ )
+ & posStateMask);
+
+ prob = p + IsMatch + (state << kNumPosBitsMax) + posState;
+ IfBit0(prob)
+ {
+ int symbol = 1;
+ UpdateBit0(prob)
+ prob = p + Literal + (LZMA_LIT_SIZE *
+ (((
+ (nowPos
+ #ifdef _LZMA_OUT_READ
+ + globalPos
+ #endif
+ )
+ & literalPosMask) << lc) + (previousByte >> (8 - lc))));
+
+ if (state >= kNumLitStates)
+ {
+ int matchByte;
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ matchByte = dictionary[pos];
+ #else
+ matchByte = outStream[nowPos - rep0];
+ #endif
+ do
+ {
+ int bit;
+ CProb *probLit;
+ matchByte <<= 1;
+ bit = (matchByte & 0x100);
+ probLit = prob + 0x100 + bit + symbol;
+ RC_GET_BIT2(probLit, symbol, if (bit != 0) break, if (bit == 0) break)
+ }
+ while (symbol < 0x100);
+ }
+ while (symbol < 0x100)
+ {
+ CProb *probLit = prob + symbol;
+ RC_GET_BIT(probLit, symbol)
+ }
+ previousByte = (Byte)symbol;
+
+ outStream[nowPos++] = previousByte;
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #endif
+ if (state < 4) state = 0;
+ else if (state < 10) state -= 3;
+ else state -= 6;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRep + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ rep3 = rep2;
+ rep2 = rep1;
+ rep1 = rep0;
+ state = state < kNumLitStates ? 0 : 3;
+ prob = p + LenCoder;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRepG0 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ prob = p + IsRep0Long + (state << kNumPosBitsMax) + posState;
+ IfBit0(prob)
+ {
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos;
+ #endif
+ UpdateBit0(prob);
+
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit == 0)
+ #else
+ if (nowPos == 0)
+ #endif
+ return LZMA_RESULT_DATA_ERROR;
+
+ state = state < kNumLitStates ? 9 : 11;
+ #ifdef _LZMA_OUT_READ
+ pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #else
+ previousByte = outStream[nowPos - rep0];
+ #endif
+ outStream[nowPos++] = previousByte;
+ #ifdef _LZMA_OUT_READ
+ if (distanceLimit < dictionarySize)
+ distanceLimit++;
+ #endif
+
+ continue;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ }
+ }
+ else
+ {
+ UInt32 distance;
+ UpdateBit1(prob);
+ prob = p + IsRepG1 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ distance = rep1;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ prob = p + IsRepG2 + state;
+ IfBit0(prob)
+ {
+ UpdateBit0(prob);
+ distance = rep2;
+ }
+ else
+ {
+ UpdateBit1(prob);
+ distance = rep3;
+ rep3 = rep2;
+ }
+ rep2 = rep1;
+ }
+ rep1 = rep0;
+ rep0 = distance;
+ }
+ state = state < kNumLitStates ? 8 : 11;
+ prob = p + RepLenCoder;
+ }
+ {
+ int numBits, offset;
+ CProb *probLen = prob + LenChoice;
+ IfBit0(probLen)
+ {
+ UpdateBit0(probLen);
+ probLen = prob + LenLow + (posState << kLenNumLowBits);
+ offset = 0;
+ numBits = kLenNumLowBits;
+ }
+ else
+ {
+ UpdateBit1(probLen);
+ probLen = prob + LenChoice2;
+ IfBit0(probLen)
+ {
+ UpdateBit0(probLen);
+ probLen = prob + LenMid + (posState << kLenNumMidBits);
+ offset = kLenNumLowSymbols;
+ numBits = kLenNumMidBits;
+ }
+ else
+ {
+ UpdateBit1(probLen);
+ probLen = prob + LenHigh;
+ offset = kLenNumLowSymbols + kLenNumMidSymbols;
+ numBits = kLenNumHighBits;
+ }
+ }
+ RangeDecoderBitTreeDecode(probLen, numBits, len);
+ len += offset;
+ }
+
+ if (state < 4)
+ {
+ int posSlot;
+ state += kNumLitStates;
+ prob = p + PosSlot +
+ ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) <<
+ kNumPosSlotBits);
+ RangeDecoderBitTreeDecode(prob, kNumPosSlotBits, posSlot);
+ if (posSlot >= kStartPosModelIndex)
+ {
+ int numDirectBits = ((posSlot >> 1) - 1);
+ rep0 = (2 | ((UInt32)posSlot & 1));
+ if (posSlot < kEndPosModelIndex)
+ {
+ rep0 <<= numDirectBits;
+ prob = p + SpecPos + rep0 - posSlot - 1;
+ }
+ else
+ {
+ numDirectBits -= kNumAlignBits;
+ do
+ {
+ RC_NORMALIZE
+ Range >>= 1;
+ rep0 <<= 1;
+ if (Code >= Range)
+ {
+ Code -= Range;
+ rep0 |= 1;
+ }
+ }
+ while (--numDirectBits != 0);
+ prob = p + Align;
+ rep0 <<= kNumAlignBits;
+ numDirectBits = kNumAlignBits;
+ }
+ {
+ int i = 1;
+ int mi = 1;
+ do
+ {
+ CProb *prob3 = prob + mi;
+ RC_GET_BIT2(prob3, mi, ; , rep0 |= i);
+ i <<= 1;
+ }
+ while(--numDirectBits != 0);
+ }
+ }
+ else
+ rep0 = posSlot;
+ if (++rep0 == (UInt32)(0))
+ {
+ /* it's for stream version */
+ len = kLzmaStreamWasFinishedId;
+ break;
+ }
+ }
+
+ len += kMatchMinLen;
+ #ifdef _LZMA_OUT_READ
+ if (rep0 > distanceLimit)
+ #else
+ if (rep0 > nowPos)
+ #endif
+ return LZMA_RESULT_DATA_ERROR;
+
+ #ifdef _LZMA_OUT_READ
+ if (dictionarySize - distanceLimit > (UInt32)len)
+ distanceLimit += len;
+ else
+ distanceLimit = dictionarySize;
+ #endif
+
+ do
+ {
+ #ifdef _LZMA_OUT_READ
+ UInt32 pos = dictionaryPos - rep0;
+ if (pos >= dictionarySize)
+ pos += dictionarySize;
+ previousByte = dictionary[pos];
+ dictionary[dictionaryPos] = previousByte;
+ if (++dictionaryPos == dictionarySize)
+ dictionaryPos = 0;
+ #else
+ previousByte = outStream[nowPos - rep0];
+ #endif
+ len--;
+ outStream[nowPos++] = previousByte;
+ }
+ while(len != 0 && nowPos < outSize);
+ }
+ }
+ RC_NORMALIZE;
+
+ #ifdef _LZMA_OUT_READ
+ vs->Range = Range;
+ vs->Code = Code;
+ vs->DictionaryPos = dictionaryPos;
+ vs->GlobalPos = globalPos + (UInt32)nowPos;
+ vs->DistanceLimit = distanceLimit;
+ vs->Reps[0] = rep0;
+ vs->Reps[1] = rep1;
+ vs->Reps[2] = rep2;
+ vs->Reps[3] = rep3;
+ vs->State = state;
+ vs->RemainLen = len;
+ vs->TempDictionary[0] = tempDictionary[0];
+ #endif
+
+ #ifdef _LZMA_IN_CB
+ vs->Buffer = Buffer;
+ vs->BufferLim = BufferLim;
+ #else
+ *inSizeProcessed = (SizeT)(Buffer - inStream);
+ #endif
+ *outSizeProcessed = nowPos;
+ return LZMA_RESULT_OK;
+}
diff --git a/target/linux/realtek/image/lzma-loader/src/LzmaDecode.h b/target/linux/realtek/image/lzma-loader/src/LzmaDecode.h
new file mode 100644
index 000000000..2870eeb9c
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/LzmaDecode.h
@@ -0,0 +1,113 @@
+/*
+ LzmaDecode.h
+ LZMA Decoder interface
+
+ LZMA SDK 4.40 Copyright (c) 1999-2006 Igor Pavlov (2006-05-01)
+ http://www.7-zip.org/
+
+ LZMA SDK is licensed under two licenses:
+ 1) GNU Lesser General Public License (GNU LGPL)
+ 2) Common Public License (CPL)
+ It means that you can select one of these two licenses and
+ follow rules of that license.
+
+ SPECIAL EXCEPTION:
+ Igor Pavlov, as the author of this code, expressly permits you to
+ statically or dynamically link your code (or bind by name) to the
+ interfaces of this file without subjecting your linked code to the
+ terms of the CPL or GNU LGPL. Any modifications or additions
+ to this file, however, are subject to the LGPL or CPL terms.
+*/
+
+#ifndef __LZMADECODE_H
+#define __LZMADECODE_H
+
+#include "LzmaTypes.h"
+
+/* #define _LZMA_IN_CB */
+/* Use callback for input data */
+
+/* #define _LZMA_OUT_READ */
+/* Use read function for output data */
+
+/* #define _LZMA_PROB32 */
+/* It can increase speed on some 32-bit CPUs,
+ but memory usage will be doubled in that case */
+
+/* #define _LZMA_LOC_OPT */
+/* Enable local speed optimizations inside code */
+
+#ifdef _LZMA_PROB32
+#define CProb UInt32
+#else
+#define CProb UInt16
+#endif
+
+#define LZMA_RESULT_OK 0
+#define LZMA_RESULT_DATA_ERROR 1
+
+#ifdef _LZMA_IN_CB
+typedef struct _ILzmaInCallback
+{
+ int (*Read)(void *object, const unsigned char **buffer, SizeT *bufferSize);
+} ILzmaInCallback;
+#endif
+
+#define LZMA_BASE_SIZE 1846
+#define LZMA_LIT_SIZE 768
+
+#define LZMA_PROPERTIES_SIZE 5
+
+typedef struct _CLzmaProperties
+{
+ int lc;
+ int lp;
+ int pb;
+ #ifdef _LZMA_OUT_READ
+ UInt32 DictionarySize;
+ #endif
+}CLzmaProperties;
+
+int LzmaDecodeProperties(CLzmaProperties *propsRes, const unsigned char *propsData, int size);
+
+#define LzmaGetNumProbs(Properties) (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << ((Properties)->lc + (Properties)->lp)))
+
+#define kLzmaNeedInitId (-2)
+
+typedef struct _CLzmaDecoderState
+{
+ CLzmaProperties Properties;
+ CProb *Probs;
+
+ #ifdef _LZMA_IN_CB
+ const unsigned char *Buffer;
+ const unsigned char *BufferLim;
+ #endif
+
+ #ifdef _LZMA_OUT_READ
+ unsigned char *Dictionary;
+ UInt32 Range;
+ UInt32 Code;
+ UInt32 DictionaryPos;
+ UInt32 GlobalPos;
+ UInt32 DistanceLimit;
+ UInt32 Reps[4];
+ int State;
+ int RemainLen;
+ unsigned char TempDictionary[4];
+ #endif
+} CLzmaDecoderState;
+
+#ifdef _LZMA_OUT_READ
+#define LzmaDecoderInit(vs) { (vs)->RemainLen = kLzmaNeedInitId; }
+#endif
+
+int LzmaDecode(CLzmaDecoderState *vs,
+ #ifdef _LZMA_IN_CB
+ ILzmaInCallback *inCallback,
+ #else
+ const unsigned char *inStream, SizeT inSize, SizeT *inSizeProcessed,
+ #endif
+ unsigned char *outStream, SizeT outSize, SizeT *outSizeProcessed);
+
+#endif
diff --git a/target/linux/realtek/image/lzma-loader/src/LzmaTypes.h b/target/linux/realtek/image/lzma-loader/src/LzmaTypes.h
new file mode 100644
index 000000000..8f13553a3
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/LzmaTypes.h
@@ -0,0 +1,45 @@
+/*
+LzmaTypes.h
+
+Types for LZMA Decoder
+
+This file written and distributed to public domain by Igor Pavlov.
+This file is part of LZMA SDK 4.40 (2006-05-01)
+*/
+
+#ifndef __LZMATYPES_H
+#define __LZMATYPES_H
+
+#ifndef _7ZIP_BYTE_DEFINED
+#define _7ZIP_BYTE_DEFINED
+typedef unsigned char Byte;
+#endif
+
+#ifndef _7ZIP_UINT16_DEFINED
+#define _7ZIP_UINT16_DEFINED
+typedef unsigned short UInt16;
+#endif
+
+#ifndef _7ZIP_UINT32_DEFINED
+#define _7ZIP_UINT32_DEFINED
+#ifdef _LZMA_UINT32_IS_ULONG
+typedef unsigned long UInt32;
+#else
+typedef unsigned int UInt32;
+#endif
+#endif
+
+#define _LZMA_NO_SYSTEM_SIZE_T
+/* You can use it, if you don't want <stddef.h> */
+
+#ifndef _7ZIP_SIZET_DEFINED
+#define _7ZIP_SIZET_DEFINED
+#ifdef _LZMA_NO_SYSTEM_SIZE_T
+typedef UInt32 SizeT;
+#else
+#include <stddef.h>
+typedef size_t SizeT;
+#endif
+#endif
+
+#endif
diff --git a/target/linux/realtek/image/lzma-loader/src/Makefile b/target/linux/realtek/image/lzma-loader/src/Makefile
new file mode 100644
index 000000000..3355d7b20
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/Makefile
@@ -0,0 +1,117 @@
+#
+# Makefile for the LZMA compressed kernel loader for
+# Realtek rtl819xx based boards
+#
+# Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
+# Copyright (C) 2013 Roman Yeryomin <roman@advem.lv>
+#
+# Some parts of this file was based on the OpenWrt specific lzma-loader
+# for the BCM47xx and ADM5120 based boards:
+# Copyright (C) 2004 Manuel Novoa III (mjn3@codepoet.org)
+# Copyright (C) 2005 Mineharu Takahara <mtakahar@yahoo.com>
+# Copyright (C) 2005 by Oleg I. Vdovikin <oleg@cs.msu.su>
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 as published
+# by the Free Software Foundation.
+#
+
+LOADADDR :=
+KERNELENTRY :=
+LZMA_TEXT_START := 0x80a00000
+LOADER_DATA :=
+BOARD :=
+FLASH_OFFS :=
+FLASH_MAX :=
+
+CC := $(CROSS_COMPILE)gcc
+LD := $(CROSS_COMPILE)ld
+OBJCOPY := $(CROSS_COMPILE)objcopy
+OBJDUMP := $(CROSS_COMPILE)objdump
+
+BIN_FLAGS := -O binary -R .reginfo -R .note -R .comment -R .mdebug -S
+
+CFLAGS = -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
+ -fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 \
+ -mno-abicalls -fno-pic -ffunction-sections -pipe -mlong-calls \
+ -fno-common -ffreestanding -fhonour-copts -mabi=32 -Wa,-32
+CFLAGS += -D_LZMA_PROB32
+CFLAGS += -I$(LINUX_DIR)/arch/rlx/include
+CFLAGS += -I$(LINUX_DIR)/include/linux
+CFLAGS += -I$(LINUX_DIR)/arch/rlx/bsp
+CFLAGS += -I$(LINUX_DIR)/include
+CFLAGS += -I$(LINUX_DIR)/arch/rlx/include/asm/mach-generic
+
+ASFLAGS = $(CFLAGS) -D__ASSEMBLY__
+
+LDFLAGS = -static --gc-sections -no-warn-mismatch
+LDFLAGS += -e startup -T loader.lds -Ttext $(LZMA_TEXT_START)
+
+O_FORMAT = $(shell $(OBJDUMP) -i | head -2 | grep elf32)
+
+OBJECTS := head.o loader.o cache.o board.o printf.o LzmaDecode.o
+
+# Realtek chips have different march'es, e.g. rlx4181 and rlx5281
+ifneq ($(strip $(MARCH)),)
+CFLAGS += -Wa,-march=$(MARCH) -march=$(MARCH)
+else
+CFLAGS += -Wa,-march=rlx4181 -march=rlx4181
+endif
+
+# hacky way to get/define real kernel_entry address
+# see image/Makefile and loader.c for details
+ifneq ($(strip $(KERNELENTRY)),)
+CFLAGS += -DKERNELENTRY=$(KERNELENTRY)
+endif
+
+ifneq ($(strip $(LOADER_DATA)),)
+OBJECTS += data.o
+CFLAGS += -DLZMA_WRAPPER=1 -DLOADADDR=$(LOADADDR)
+endif
+
+ifneq ($(strip $(KERNEL_CMDLINE)),)
+CFLAGS += -DCONFIG_KERNEL_CMDLINE='"$(KERNEL_CMDLINE)"'
+endif
+
+ifneq ($(strip $(FLASH_OFFS)),)
+CFLAGS += -DCONFIG_FLASH_OFFS=$(FLASH_OFFS)
+endif
+
+ifneq ($(strip $(FLASH_MAX)),)
+CFLAGS += -DCONFIG_FLASH_MAX=$(FLASH_MAX)
+endif
+
+BOARD_DEF := $(shell echo $(strip $(BOARD)) | tr a-z A-Z | tr - _)
+ifneq ($(BOARD_DEF),)
+CFLAGS += -DCONFIG_BOARD_$(BOARD_DEF)
+endif
+
+all: loader.bin
+
+# Don't build dependencies, this may die if $(CC) isn't gcc
+dep:
+
+install:
+
+%.o : %.c
+ $(CC) $(CFLAGS) -c -o $@ $<
+
+%.o : %.S
+ $(CC) $(ASFLAGS) -c -o $@ $<
+
+data.o: $(LOADER_DATA)
+ $(LD) -r -b binary --oformat $(O_FORMAT) -T lzma-data.lds -o $@ $<
+
+loader.bin: loader.elf
+ $(OBJCOPY) $(BIN_FLAGS) $< $@
+
+loader.elf: $(OBJECTS)
+ $(LD) $(LDFLAGS) -o $@ $(OBJECTS)
+
+mrproper: clean
+
+clean:
+ rm -f *.elf *.bin *.o
+
+
+
diff --git a/target/linux/realtek/image/lzma-loader/src/board.c b/target/linux/realtek/image/lzma-loader/src/board.c
new file mode 100644
index 000000000..0533abace
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/board.c
@@ -0,0 +1,45 @@
+/*
+ * LZMA compressed kernel loader for Realtek 819X
+ *
+ * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <stddef.h>
+
+
+#define UART_THR 0xb8002000
+#define UART_LSR 0xb8002014
+
+#define REG32(reg) (*(volatile unsigned int *)((unsigned int)reg))
+
+
+void serial_outc(char c)
+{
+ int i=0;
+
+ while (1)
+ {
+ i++;
+ if (i >=0x6000)
+ break;
+
+ if (REG32(UART_LSR) & 0x20000000)
+ break;
+ }
+ REG32(UART_THR) = (c << 24);
+}
+
+
+void board_putc(int ch)
+{
+ serial_outc(ch);
+}
+
+void board_init(void)
+{
+
+}
diff --git a/target/linux/realtek/image/lzma-loader/src/cache.c b/target/linux/realtek/image/lzma-loader/src/cache.c
new file mode 100644
index 000000000..6ecb07071
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/cache.c
@@ -0,0 +1,137 @@
+/*
+ * LZMA compressed kernel loader for Realtek rtl819xx
+ *
+ * Copyright (C) 2013 Roman Yeryomin <roman@advem.lv>
+ *
+ * The cache manipulation routines has been taken from
+ * Realtek SDK (rtlkoad utility).
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+#include <linux/autoconf.h>
+#include <linux/linkage.h>
+#include <asm/ptrace.h>
+#include <asm/rlxregs.h>
+#include <asm/addrspace.h>
+
+/* For Realtek RTL865XC Network platform series */
+#define _ICACHE_SIZE (16 * 1024) /* 16K bytes */
+#define _DCACHE_SIZE (8 * 1024) /* 8K bytes */
+#define _CACHE_LINE_SIZE 4 /* 4 words */
+
+void flush_cache(void);
+static void flush_icache(unsigned int start, unsigned int end);
+static void flush_dcache(unsigned int start, unsigned int end);
+
+void flush_cache(void)
+{
+
+ flush_dcache(KSEG0, KSEG0+_DCACHE_SIZE);
+ flush_icache(KSEG0, KSEG0+_ICACHE_SIZE);
+
+}
+
+static void flush_icache(unsigned int start, unsigned int end)
+{
+ /*
+ * Flush data cache at first in write-back platform.
+ *
+ * Ghhuang (2007/3/9):
+ * RD-Center suggest that we need to flush D-cache entries which
+ * might match to same address as I-cache when we flush I-cache.
+ * (Maybe some data is treated as data/instruction, both.)
+ */
+ flush_dcache(start, end);
+
+ /* Invalidate I-Cache */
+ __asm__ volatile(
+ "mtc0 $0,$20\n\t"
+ "nop\n\t"
+ "li $8,2\n\t"
+ "mtc0 $8,$20\n\t"
+ "nop\n\t"
+ "nop\n\t"
+ "mtc0 $0,$20\n\t"
+ "nop"
+ : /* no output */
+ : /* no input */
+ );
+
+}
+
+static void flush_dcache(unsigned int start, unsigned int end)
+{
+ /* Flush D-Cache using its range */
+ unsigned char *p;
+ unsigned int size;
+ unsigned int flags;
+ unsigned int i;
+
+ size = end - start;
+
+ /* correctness check : flush all if any parameter is illegal */
+// david
+// if ((size >= dcache_size) ||
+ if ((size >= _DCACHE_SIZE) || (KSEGX(start) != KSEG0))
+ {
+ /*
+ * ghhguang:
+ * For Realtek Lexra CPU,
+ * the cache would NOT be flushed only if the Address to-be-flushed
+ * is the EXPLICIT address (which is really stored in that cache line).
+ * For the aliased addresses, the cache entry would NOT be flushed even
+ * if it matchs same cache-index.
+ *
+ * This is different from traditional MIPS-based CPU's configuration.
+ * So if we want to flush ALL-cache entries, we would need to use "mtc0"
+ * instruction instead of simply modifying the "size" to "dcache_size"
+ * and "start" to "KSEG0".
+ */
+ __asm__ volatile(
+ "mtc0 $0,$20\n\t"
+ "nop\n\t"
+ "li $8,512\n\t"
+ "mtc0 $8,$20\n\t"
+ "nop\n\t"
+ "nop\n\t"
+ "mtc0 $0,$20\n\t"
+ "nop"
+ : /* no output */
+ : /* no input */
+ );
+ }
+ else
+ {
+ /* Start to isolate cache space */
+ p = (char *)start;
+
+ flags = read_c0_status();
+
+ /* isolate cache space */
+ write_c0_status( (ST0_ISC | flags) &~ ST0_IEC );
+
+ for (i = 0; i < size; i += 0x040)
+ {
+ asm (
+ #ifdef OPEN_RSDK_RTL865x
+ ".word 0xbc750000\n\t"
+ ".word 0xbc750010\n\t"
+ ".word 0xbc750020\n\t"
+ ".word 0xbc750030\n\t"
+ #endif
+ "cache 0x15, 0x000(%0)\n\t"
+ "cache 0x15, 0x010(%0)\n\t"
+ "cache 0x15, 0x020(%0)\n\t"
+ "cache 0x15, 0x030(%0)\n\t"
+ : /* No output registers */
+ :"r"(p) /* input : 'p' as %0 */
+ );
+ p += 0x040;
+ }
+
+ write_c0_status(flags);
+ }
+}
diff --git a/target/linux/realtek/image/lzma-loader/src/head.S b/target/linux/realtek/image/lzma-loader/src/head.S
new file mode 100644
index 000000000..ab43f909c
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/head.S
@@ -0,0 +1,49 @@
+/*
+ * LZMA compressed kernel loader for Realtek 819X
+ *
+ * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * Some parts of this code was based on the OpenWrt specific lzma-loader
+ * for the BCM47xx and ADM5120 based boards:
+ * Copyright (C) 2004 Manuel Novoa III (mjn3@codepoet.org)
+ * Copyright (C) 2005 by Oleg I. Vdovikin <oleg@cs.msu.su>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <asm/asm.h>
+#include <asm/regdef.h>
+
+
+ .text
+
+LEAF(startup)
+ .set noreorder
+
+__reloc_done:
+ /* clear bss */
+ la t0, _bss_start
+ la t1, _bss_end
+ b __bss_check
+ nop
+
+__bss_fill:
+ sw zero, 0(t0)
+ addi t0, 4
+
+__bss_check:
+ bne t0, t1, __bss_fill
+ nop
+
+ /* Setup new "C" stack */
+ la sp, _stack
+
+ /* jump to the decompressor routine */
+ la t0, loader_main
+ jr t0
+ nop
+
+ .set reorder
+END(startup)
diff --git a/target/linux/realtek/image/lzma-loader/src/loader.c b/target/linux/realtek/image/lzma-loader/src/loader.c
new file mode 100644
index 000000000..61bcd1a2b
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/loader.c
@@ -0,0 +1,266 @@
+/*
+ * LZMA compressed kernel loader for Realtek rtl819xx based boards
+ *
+ * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
+ * Copyright (C) 2013 Roman Yeryomin <roman@advem.lv>
+ *
+ * Some parts of this code was based on the OpenWrt specific lzma-loader
+ * for the BCM47xx and ADM5120 based boards:
+ * Copyright (C) 2004 Manuel Novoa III (mjn3@codepoet.org)
+ * Copyright (C) 2005 Mineharu Takahara <mtakahar@yahoo.com>
+ * Copyright (C) 2005 by Oleg I. Vdovikin <oleg@cs.msu.su>
+ *
+ * The image_header structure has been taken from the U-Boot project.
+ * (C) Copyright 2008 Semihalf
+ * (C) Copyright 2000-2005
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "printf.h"
+#include "LzmaDecode.h"
+
+#define KSEG0 0x80000000
+#define KSEG1 0xa0000000
+
+#define KSEG1ADDR(a) ((((unsigned)(a)) & 0x1fffffffU) | KSEG1)
+
+#undef LZMA_DEBUG
+
+#ifdef LZMA_DEBUG
+# define DBG(f, a...) printf(f, ## a)
+#else
+# define DBG(f, a...) do {} while (0)
+#endif
+
+
+#define IH_NMLEN 32 /* Image Name Length */
+
+typedef struct image_header {
+ uint32_t ih_magic; /* Image Header Magic Number */
+ uint32_t ih_hcrc; /* Image Header CRC Checksum */
+ uint32_t ih_time; /* Image Creation Timestamp */
+ uint32_t ih_size; /* Image Data Size */
+ uint32_t ih_load; /* Data Load Address */
+ uint32_t ih_ep; /* Entry Point Address */
+ uint32_t ih_dcrc; /* Image Data CRC Checksum */
+ uint8_t ih_os; /* Operating System */
+ uint8_t ih_arch; /* CPU architecture */
+ uint8_t ih_type; /* Image Type */
+ uint8_t ih_comp; /* Compression Type */
+ uint8_t ih_name[IH_NMLEN]; /* Image Name */
+} image_header_t;
+
+/* beyond the image end, size not known in advance */
+extern unsigned char workspace[];
+extern void board_init(void);
+void flush_cache(void);
+
+static CLzmaDecoderState lzma_state;
+static unsigned char *lzma_data;
+static unsigned long lzma_datasize;
+static unsigned long lzma_outsize;
+static unsigned long kernel_la;
+
+#ifdef CONFIG_KERNEL_CMDLINE
+#define kernel_argc 1
+static const char kernel_cmdline[] = CONFIG_KERNEL_CMDLINE;
+static const char *kernel_argv[] = {
+ kernel_cmdline,
+ NULL,
+};
+#endif /* CONFIG_KERNEL_CMDLINE */
+
+static void halt(void)
+{
+ printf("\nSystem halted!\n");
+ for(;;);
+}
+
+static __inline__ unsigned long get_be32(void *buf)
+{
+ unsigned char *p = buf;
+
+ return (((unsigned long) p[0] << 24) +
+ ((unsigned long) p[1] << 16) +
+ ((unsigned long) p[2] << 8) +
+ (unsigned long) p[3]);
+}
+
+static __inline__ unsigned char lzma_get_byte(void)
+{
+ unsigned char c;
+
+ lzma_datasize--;
+ c = *lzma_data++;
+
+ return c;
+}
+
+static int lzma_init_props(void)
+{
+ unsigned char props[LZMA_PROPERTIES_SIZE];
+ int res;
+ int i;
+
+ /* read lzma properties */
+ for (i = 0; i < LZMA_PROPERTIES_SIZE; i++)
+ props[i] = lzma_get_byte();
+
+ /* read the lower half of uncompressed size in the header */
+ lzma_outsize = ((SizeT) lzma_get_byte()) +
+ ((SizeT) lzma_get_byte() << 8) +
+ ((SizeT) lzma_get_byte() << 16) +
+ ((SizeT) lzma_get_byte() << 24);
+
+ /* skip rest of the header (upper half of uncompressed size) */
+ for (i = 0; i < 4; i++)
+ lzma_get_byte();
+
+ res = LzmaDecodeProperties(&lzma_state.Properties, props,
+ LZMA_PROPERTIES_SIZE);
+ return res;
+}
+
+static int lzma_decompress(unsigned char *outStream)
+{
+ SizeT ip, op;
+ int ret;
+
+ lzma_state.Probs = (CProb *) workspace;
+
+ ret = LzmaDecode(&lzma_state, lzma_data, lzma_datasize, &ip, outStream,
+ lzma_outsize, &op);
+
+ if (ret != LZMA_RESULT_OK) {
+ int i;
+
+ DBG("LzmaDecode error %d at %08x, osize:%d ip:%d op:%d\n",
+ ret, lzma_data + ip, lzma_outsize, ip, op);
+
+ for (i = 0; i < 16; i++)
+ DBG("%02x ", lzma_data[ip + i]);
+
+ DBG("\n");
+ }
+
+ return ret;
+}
+
+#if (LZMA_WRAPPER)
+static void lzma_init_data(void)
+{
+ extern unsigned char _lzma_data_start[];
+ extern unsigned char _lzma_data_end[];
+
+ kernel_la = LOADADDR;
+ lzma_data = _lzma_data_start;
+ lzma_datasize = _lzma_data_end - _lzma_data_start;
+}
+#else
+static void lzma_init_data(void)
+{
+ struct image_header *hdr = NULL;
+ unsigned char *flash_base;
+ unsigned long flash_ofs;
+ unsigned long kernel_ofs;
+ unsigned long kernel_size;
+
+ flash_base = (unsigned char *) KSEG1ADDR(AR71XX_FLASH_START);
+
+ printf("Looking for OpenWrt image... ");
+
+ for (flash_ofs = CONFIG_FLASH_OFFS;
+ flash_ofs <= (CONFIG_FLASH_OFFS + CONFIG_FLASH_MAX);
+ flash_ofs += CONFIG_FLASH_STEP) {
+ unsigned long magic;
+ unsigned char *p;
+
+ p = flash_base + flash_ofs;
+ magic = get_be32(p);
+ if (magic == IH_MAGIC_OKLI) {
+ hdr = (struct image_header *) p;
+ break;
+ }
+ }
+
+ if (hdr == NULL) {
+ printf("not found!\n");
+ halt();
+ }
+
+ printf("found at 0x%08x\n", flash_base + flash_ofs);
+
+ kernel_ofs = sizeof(struct image_header);
+ kernel_size = get_be32(&hdr->ih_size);
+ kernel_la = get_be32(&hdr->ih_load);
+
+ lzma_data = flash_base + flash_ofs + kernel_ofs;
+ lzma_datasize = kernel_size;
+}
+#endif /* (LZMA_WRAPPER) */
+
+void loader_main(unsigned long reg_a0, unsigned long reg_a1,
+ unsigned long reg_a2, unsigned long reg_a3)
+{
+ void (*kernel_entry) (unsigned long, unsigned long, unsigned long,
+ unsigned long);
+ int res;
+
+ board_init();
+
+ printf("\n\nOpenWrt kernel loader for Realtek rtl819xx\n");
+ printf("Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>\n");
+ printf("Copyright (C) 2013 Roman Yeryomin <roman@advem.lv>\n");
+
+ lzma_init_data();
+
+ res = lzma_init_props();
+ if (res != LZMA_RESULT_OK) {
+ printf("Incorrect LZMA stream properties!\n");
+ halt();
+ }
+
+ printf("Decompressing kernel to %08x... ", kernel_la);
+
+ res = lzma_decompress((unsigned char *) kernel_la);
+ if (res != LZMA_RESULT_OK) {
+ printf("failed, ");
+ switch (res) {
+ case LZMA_RESULT_DATA_ERROR:
+ printf("data error!\n");
+ break;
+ default:
+ printf("unknown error %d!\n", res);
+ }
+ halt();
+ } else {
+ printf("done!\n");
+ }
+
+ /* flush_cache(kernel_la, lzma_outsize); */
+ flush_cache();
+
+#ifdef KERNELENTRY
+ kernel_la = KERNELENTRY;
+ printf("Seems kernel_entry address is different from load address, so...\n");
+#endif
+ printf("Starting kernel from %08x...\n\n", kernel_la);
+
+
+#ifdef CONFIG_KERNEL_CMDLINE
+ reg_a0 = kernel_argc;
+ reg_a1 = (unsigned long) kernel_argv;
+ reg_a2 = 0;
+ reg_a3 = 0;
+#endif
+
+ kernel_entry = (void *) kernel_la;
+ kernel_entry(reg_a0, reg_a1, reg_a2, reg_a3);
+}
diff --git a/target/linux/realtek/image/lzma-loader/src/loader.lds b/target/linux/realtek/image/lzma-loader/src/loader.lds
new file mode 100644
index 000000000..01ff85236
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/loader.lds
@@ -0,0 +1,34 @@
+OUTPUT_ARCH(mips)
+SECTIONS {
+ .text : {
+ _code_start = .;
+ *(.text)
+ *(.text.*)
+ *(.rodata)
+ *(.rodata.*)
+ *(.data.lzma)
+ }
+
+ . = ALIGN(32);
+ .data : {
+ *(.data)
+ *(.data.*)
+ }
+
+ . = ALIGN(32);
+ _code_end = .;
+
+ _bss_start = .;
+ .bss : {
+ *(.bss)
+ *(.bss.*)
+ }
+
+ . = ALIGN(32);
+ _bss_end = .;
+
+ . = . + 8192;
+ _stack = .;
+
+ workspace = .;
+}
diff --git a/target/linux/realtek/image/lzma-loader/src/lzma-data.lds b/target/linux/realtek/image/lzma-loader/src/lzma-data.lds
new file mode 100644
index 000000000..abf756ba1
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/lzma-data.lds
@@ -0,0 +1,8 @@
+OUTPUT_ARCH(mips)
+SECTIONS {
+ .data.lzma : {
+ _lzma_data_start = .;
+ *(.data)
+ _lzma_data_end = .;
+ }
+}
diff --git a/target/linux/realtek/image/lzma-loader/src/printf.c b/target/linux/realtek/image/lzma-loader/src/printf.c
new file mode 100644
index 000000000..7bb5a86e1
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/printf.c
@@ -0,0 +1,350 @@
+/*
+ * Copyright (C) 2001 MontaVista Software Inc.
+ * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#include "printf.h"
+
+extern void board_putc(int ch);
+
+/* this is the maximum width for a variable */
+#define LP_MAX_BUF 256
+
+/* macros */
+#define IsDigit(x) ( ((x) >= '0') && ((x) <= '9') )
+#define Ctod(x) ( (x) - '0')
+
+/* forward declaration */
+static int PrintChar(char *, char, int, int);
+static int PrintString(char *, char *, int, int);
+static int PrintNum(char *, unsigned long, int, int, int, int, char, int);
+
+/* private variable */
+static const char theFatalMsg[] = "fatal error in lp_Print!";
+
+/* -*-
+ * A low level printf() function.
+ */
+static void
+lp_Print(void (*output)(void *, char *, int),
+ void * arg,
+ char *fmt,
+ va_list ap)
+{
+
+#define OUTPUT(arg, s, l) \
+ { if (((l) < 0) || ((l) > LP_MAX_BUF)) { \
+ (*output)(arg, (char*)theFatalMsg, sizeof(theFatalMsg)-1); for(;;); \
+ } else { \
+ (*output)(arg, s, l); \
+ } \
+ }
+
+ char buf[LP_MAX_BUF];
+
+ char c;
+ char *s;
+ long int num;
+
+ int longFlag;
+ int negFlag;
+ int width;
+ int prec;
+ int ladjust;
+ char padc;
+
+ int length;
+
+ for(;;) {
+ {
+ /* scan for the next '%' */
+ char *fmtStart = fmt;
+ while ( (*fmt != '\0') && (*fmt != '%')) {
+ fmt ++;
+ }
+
+ /* flush the string found so far */
+ OUTPUT(arg, fmtStart, fmt-fmtStart);
+
+ /* are we hitting the end? */
+ if (*fmt == '\0') break;
+ }
+
+ /* we found a '%' */
+ fmt ++;
+
+ /* check for long */
+ if (*fmt == 'l') {
+ longFlag = 1;
+ fmt ++;
+ } else {
+ longFlag = 0;
+ }
+
+ /* check for other prefixes */
+ width = 0;
+ prec = -1;
+ ladjust = 0;
+ padc = ' ';
+
+ if (*fmt == '-') {
+ ladjust = 1;
+ fmt ++;
+ }
+
+ if (*fmt == '0') {
+ padc = '0';
+ fmt++;
+ }
+
+ if (IsDigit(*fmt)) {
+ while (IsDigit(*fmt)) {
+ width = 10 * width + Ctod(*fmt++);
+ }
+ }
+
+ if (*fmt == '.') {
+ fmt ++;
+ if (IsDigit(*fmt)) {
+ prec = 0;
+ while (IsDigit(*fmt)) {
+ prec = prec*10 + Ctod(*fmt++);
+ }
+ }
+ }
+
+
+ /* check format flag */
+ negFlag = 0;
+ switch (*fmt) {
+ case 'b':
+ if (longFlag) {
+ num = va_arg(ap, long int);
+ } else {
+ num = va_arg(ap, int);
+ }
+ length = PrintNum(buf, num, 2, 0, width, ladjust, padc, 0);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case 'd':
+ case 'D':
+ if (longFlag) {
+ num = va_arg(ap, long int);
+ } else {
+ num = va_arg(ap, int);
+ }
+ if (num < 0) {
+ num = - num;
+ negFlag = 1;
+ }
+ length = PrintNum(buf, num, 10, negFlag, width, ladjust, padc, 0);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case 'o':
+ case 'O':
+ if (longFlag) {
+ num = va_arg(ap, long int);
+ } else {
+ num = va_arg(ap, int);
+ }
+ length = PrintNum(buf, num, 8, 0, width, ladjust, padc, 0);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case 'u':
+ case 'U':
+ if (longFlag) {
+ num = va_arg(ap, long int);
+ } else {
+ num = va_arg(ap, int);
+ }
+ length = PrintNum(buf, num, 10, 0, width, ladjust, padc, 0);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case 'x':
+ if (longFlag) {
+ num = va_arg(ap, long int);
+ } else {
+ num = va_arg(ap, int);
+ }
+ length = PrintNum(buf, num, 16, 0, width, ladjust, padc, 0);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case 'X':
+ if (longFlag) {
+ num = va_arg(ap, long int);
+ } else {
+ num = va_arg(ap, int);
+ }
+ length = PrintNum(buf, num, 16, 0, width, ladjust, padc, 1);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case 'c':
+ c = (char)va_arg(ap, int);
+ length = PrintChar(buf, c, width, ladjust);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case 's':
+ s = (char*)va_arg(ap, char *);
+ length = PrintString(buf, s, width, ladjust);
+ OUTPUT(arg, buf, length);
+ break;
+
+ case '\0':
+ fmt --;
+ break;
+
+ default:
+ /* output this char as it is */
+ OUTPUT(arg, fmt, 1);
+ } /* switch (*fmt) */
+
+ fmt ++;
+ } /* for(;;) */
+
+ /* special termination call */
+ OUTPUT(arg, "\0", 1);
+}
+
+
+/* --------------- local help functions --------------------- */
+static int
+PrintChar(char * buf, char c, int length, int ladjust)
+{
+ int i;
+
+ if (length < 1) length = 1;
+ if (ladjust) {
+ *buf = c;
+ for (i=1; i< length; i++) buf[i] = ' ';
+ } else {
+ for (i=0; i< length-1; i++) buf[i] = ' ';
+ buf[length - 1] = c;
+ }
+ return length;
+}
+
+static int
+PrintString(char * buf, char* s, int length, int ladjust)
+{
+ int i;
+ int len=0;
+ char* s1 = s;
+ while (*s1++) len++;
+ if (length < len) length = len;
+
+ if (ladjust) {
+ for (i=0; i< len; i++) buf[i] = s[i];
+ for (i=len; i< length; i++) buf[i] = ' ';
+ } else {
+ for (i=0; i< length-len; i++) buf[i] = ' ';
+ for (i=length-len; i < length; i++) buf[i] = s[i-length+len];
+ }
+ return length;
+}
+
+static int
+PrintNum(char * buf, unsigned long u, int base, int negFlag,
+ int length, int ladjust, char padc, int upcase)
+{
+ /* algorithm :
+ * 1. prints the number from left to right in reverse form.
+ * 2. fill the remaining spaces with padc if length is longer than
+ * the actual length
+ * TRICKY : if left adjusted, no "0" padding.
+ * if negtive, insert "0" padding between "0" and number.
+ * 3. if (!ladjust) we reverse the whole string including paddings
+ * 4. otherwise we only reverse the actual string representing the num.
+ */
+
+ int actualLength =0;
+ char *p = buf;
+ int i;
+
+ do {
+ int tmp = u %base;
+ if (tmp <= 9) {
+ *p++ = '0' + tmp;
+ } else if (upcase) {
+ *p++ = 'A' + tmp - 10;
+ } else {
+ *p++ = 'a' + tmp - 10;
+ }
+ u /= base;
+ } while (u != 0);
+
+ if (negFlag) {
+ *p++ = '-';
+ }
+
+ /* figure out actual length and adjust the maximum length */
+ actualLength = p - buf;
+ if (length < actualLength) length = actualLength;
+
+ /* add padding */
+ if (ladjust) {
+ padc = ' ';
+ }
+ if (negFlag && !ladjust && (padc == '0')) {
+ for (i = actualLength-1; i< length-1; i++) buf[i] = padc;
+ buf[length -1] = '-';
+ } else {
+ for (i = actualLength; i< length; i++) buf[i] = padc;
+ }
+
+
+ /* prepare to reverse the string */
+ {
+ int begin = 0;
+ int end;
+ if (ladjust) {
+ end = actualLength - 1;
+ } else {
+ end = length -1;
+ }
+
+ while (end > begin) {
+ char tmp = buf[begin];
+ buf[begin] = buf[end];
+ buf[end] = tmp;
+ begin ++;
+ end --;
+ }
+ }
+
+ /* adjust the string pointer */
+ return length;
+}
+
+static void printf_output(void *arg, char *s, int l)
+{
+ int i;
+
+ // special termination call
+ if ((l==1) && (s[0] == '\0')) return;
+
+ for (i=0; i< l; i++) {
+ board_putc(s[i]);
+ if (s[i] == '\n') board_putc('\r');
+ }
+}
+
+void printf(char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ lp_Print(printf_output, 0, fmt, ap);
+ va_end(ap);
+}
diff --git a/target/linux/realtek/image/lzma-loader/src/printf.h b/target/linux/realtek/image/lzma-loader/src/printf.h
new file mode 100644
index 000000000..9b1c1df23
--- /dev/null
+++ b/target/linux/realtek/image/lzma-loader/src/printf.h
@@ -0,0 +1,18 @@
+/*
+ * Copyright (C) 2001 MontaVista Software Inc.
+ * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef _printf_h_
+#define _printf_h_
+
+#include <stdarg.h>
+void printf(char *fmt, ...);
+
+#endif /* _printf_h_ */
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