diff options
Diffstat (limited to 'target/image')
43 files changed, 4832 insertions, 0 deletions
diff --git a/target/image/ar7/Makefile b/target/image/ar7/Makefile new file mode 100644 index 0000000000..5ee6b0dc10 --- /dev/null +++ b/target/image/ar7/Makefile @@ -0,0 +1,95 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +PKG_BUILD_DIR:=$(BUILD_DIR)/ar7loader + +LOADADDR := 0x94020000 +OUTPUT_FORMAT := elf32-tradlittlemips + +CFLAGS := -D__KERNEL__ -Wall -Wstrict-prototypes -Wno-trigraphs -Os \ + -fno-strict-aliasing -fno-common -fomit-frame-pointer -G 0 -mno-abicalls -fno-pic \ + -pipe -mlong-calls -fno-common \ + -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap \ + -DLOADADDR=$(LOADADDR) + +$(PKG_BUILD_DIR)/cksum.o: $(PKG_BUILD_DIR)/cksum.c + $(HOSTCC) -o $@ $< + +$(PKG_BUILD_DIR)/ckmain.o: $(PKG_BUILD_DIR)/ckmain.c + $(HOSTCC) -o $@ $< + +$(PKG_BUILD_DIR)/tichksum: $(PKG_BUILD_DIR)/ckmain.o $(PKG_BUILD_DIR)/cksum.o + $(HOSTCC) -o $@ $< + +$(PKG_BUILD_DIR)/LzmaDecode.o: src/LzmaDecode.c + $(TARGET_CC) $(CFLAGS) -c -o $@ $< + +$(PKG_BUILD_DIR)/loader.o: src/loader.c + $(TARGET_CC) $(CFLAGS) -c -o $@ $< + +$(STAGING_DIR)/bin/srec2bin: src/srec2bin.c + $(HOSTCC) -o $@ $< + + +define Build/Compile + mkdir -p $(PKG_BUILD_DIR) + sed -e 's/@@OUTPUT_FORMAT@@/$(OUTPUT_FORMAT)/' \ + -e 's/@@LOADADDR@@/$(LOADADDR)/' \ + < src/zimage.script.in \ + > $(PKG_BUILD_DIR)/zimage.script + sed -e 's/@@OUTPUT_FORMAT@@/$(OUTPUT_FORMAT)/' \ + -e 's/@@LOADADDR@@/$(LOADADDR)/' \ + < src/ld.script.in \ + > $(PKG_BUILD_DIR)/ld.script + $(MAKE) $(PKG_BUILD_DIR)/loader.o $(PKG_BUILD_DIR)/LzmaDecode.o $(STAGING_DIR)/bin/srec2bin +endef + +define Build/Clean + rm -rf $(PKG_BUILD_DIR) +endef + +define Image/Prepare + cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma + $(TARGET_CROSS)ld -T $(PKG_BUILD_DIR)/zimage.script -r -b binary $(KDIR)/vmlinux.lzma -o $(KDIR)/zimage.o + $(TARGET_CROSS)ld -static -G 0 --defsym kernel_entry=0x$${shell nm $(KDIR)/linux-*/vmlinux | grep kernel_entry | cut -d' ' -f1} -T $(PKG_BUILD_DIR)/ld.script \ + $(PKG_BUILD_DIR)/loader.o \ + $(PKG_BUILD_DIR)/LzmaDecode.o \ + $(KDIR)/zimage.o \ + -o $(KDIR)/loader + $(TARGET_CROSS)objcopy -O srec $(KDIR)/loader $(KDIR)/ram_zimage.sre + $(STAGING_DIR)/bin/srec2bin $(KDIR)/ram_zimage.sre $(KDIR)/vmlinux.bin +endef + +ifeq ($(FS),jffs2-8MB) +ALIGN:=bs=131072 conv=sync +endif +ifeq ($(FS),jffs2-4MB) +ALIGN:=bs=65536 conv=sync +endif + +define Image/Build/CyberTAN + (dd if=/dev/zero bs=16 count=1; cat $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin) | \ + $(STAGING_DIR)/bin/addpattern -p $(3) -o $(BIN_DIR)/openwrt-$(2)-$(KERNEL)-$(4).bin +endef + +define Image/Build/sErCoMm + cat sercomm/adam2.bin "$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin" > "$(BIN_DIR)/openwrt-$(2)-$(KERNEL)-$(3).img" + dd if=sercomm/$(2) of="$(KDIR)/dgfw.tmp" bs=$$$$((0x3e0000 - 80)) seek=1 conv=notrunc + $(STAGING_DIR)/bin/dgfirmware -f -w "$(BIN_DIR)/openwrt-$(2)-$(KERNEL)-$(3).img" "$(KDIR)/dgfw.tmp" + rm -f "$(KDIR)/dgfw.tmp" +endef + +define Image/Build + dd if=$(KDIR)/vmlinux.bin $(ALIGN) > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin + cat $(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)/root.$(1) >> $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin + $(call Image/Build/CyberTAN,$(1),AG1B,AG1B,$(1)) + $(call Image/Build/CyberTAN,$(1),WA21,WA21,$(1)) + $(call Image/Build/CyberTAN,$(1),WA22,WA22,$(1)) + $(call Image/Build/CyberTAN,$(1),WAG2,WAG2,$(1)) + $(call Image/Build/CyberTAN,$(1),WA31,WA31 -b,$(1)) + $(call Image/Build/CyberTAN,$(1),WA32,WA32 -b,$(1)) + $(call Image/Build/sErCoMm,$(1),dg834,$(1)) + $(call Image/Build/sErCoMm,$(1),jdr454wb,$(1)) +endef + +$(eval $(call BuildImage)) diff --git a/target/image/ar7/sercomm/adam2.bin b/target/image/ar7/sercomm/adam2.bin Binary files differnew file mode 100644 index 0000000000..d4aa0cd2d3 --- /dev/null +++ b/target/image/ar7/sercomm/adam2.bin diff --git a/target/image/ar7/sercomm/dg834 b/target/image/ar7/sercomm/dg834 Binary files differnew file mode 100644 index 0000000000..61fe336e85 --- /dev/null +++ b/target/image/ar7/sercomm/dg834 diff --git a/target/image/ar7/sercomm/jdr454wb b/target/image/ar7/sercomm/jdr454wb Binary files differnew file mode 100644 index 0000000000..821ff1c1af --- /dev/null +++ b/target/image/ar7/sercomm/jdr454wb diff --git a/target/image/ar7/src/LzmaDecode.c b/target/image/ar7/src/LzmaDecode.c new file mode 100644 index 0000000000..951700bddf --- /dev/null +++ b/target/image/ar7/src/LzmaDecode.c @@ -0,0 +1,663 @@ +/* + LzmaDecode.c + LZMA Decoder + + LZMA SDK 4.05 Copyright (c) 1999-2004 Igor Pavlov (2004-08-25) + 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" + +#ifndef Byte +#define Byte unsigned char +#endif + +#define kNumTopBits 24 +#define kTopValue ((UInt32)1 << kNumTopBits) + +#define kNumBitModelTotalBits 11 +#define kBitModelTotal (1 << kNumBitModelTotalBits) +#define kNumMoveBits 5 + +typedef struct _CRangeDecoder +{ + Byte *Buffer; + Byte *BufferLim; + UInt32 Range; + UInt32 Code; + #ifdef _LZMA_IN_CB + ILzmaInCallback *InCallback; + int Result; + #endif + int ExtraBytes; +} CRangeDecoder; + +Byte RangeDecoderReadByte(CRangeDecoder *rd) +{ + if (rd->Buffer == rd->BufferLim) + { + #ifdef _LZMA_IN_CB + UInt32 size; + rd->Result = rd->InCallback->Read(rd->InCallback, &rd->Buffer, &size); + rd->BufferLim = rd->Buffer + size; + if (size == 0) + #endif + { + rd->ExtraBytes = 1; + return 0xFF; + } + } + return (*rd->Buffer++); +} + +/* #define ReadByte (*rd->Buffer++) */ +#define ReadByte (RangeDecoderReadByte(rd)) + +void RangeDecoderInit(CRangeDecoder *rd, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback + #else + Byte *stream, UInt32 bufferSize + #endif + ) +{ + int i; + #ifdef _LZMA_IN_CB + rd->InCallback = inCallback; + rd->Buffer = rd->BufferLim = 0; + #else + rd->Buffer = stream; + rd->BufferLim = stream + bufferSize; + #endif + rd->ExtraBytes = 0; + rd->Code = 0; + rd->Range = (0xFFFFFFFF); + for(i = 0; i < 5; i++) + rd->Code = (rd->Code << 8) | ReadByte; +} + +#define RC_INIT_VAR UInt32 range = rd->Range; UInt32 code = rd->Code; +#define RC_FLUSH_VAR rd->Range = range; rd->Code = code; +#define RC_NORMALIZE if (range < kTopValue) { range <<= 8; code = (code << 8) | ReadByte; } + +UInt32 RangeDecoderDecodeDirectBits(CRangeDecoder *rd, int numTotalBits) +{ + RC_INIT_VAR + UInt32 result = 0; + int i; + for (i = numTotalBits; i > 0; i--) + { + /* UInt32 t; */ + range >>= 1; + + result <<= 1; + if (code >= range) + { + code -= range; + result |= 1; + } + /* + t = (code - range) >> 31; + t &= 1; + code -= range & (t - 1); + result = (result + result) | (1 - t); + */ + RC_NORMALIZE + } + RC_FLUSH_VAR + return result; +} + +int RangeDecoderBitDecode(CProb *prob, CRangeDecoder *rd) +{ + UInt32 bound = (rd->Range >> kNumBitModelTotalBits) * *prob; + if (rd->Code < bound) + { + rd->Range = bound; + *prob += (kBitModelTotal - *prob) >> kNumMoveBits; + if (rd->Range < kTopValue) + { + rd->Code = (rd->Code << 8) | ReadByte; + rd->Range <<= 8; + } + return 0; + } + else + { + rd->Range -= bound; + rd->Code -= bound; + *prob -= (*prob) >> kNumMoveBits; + if (rd->Range < kTopValue) + { + rd->Code = (rd->Code << 8) | ReadByte; + rd->Range <<= 8; + } + return 1; + } +} + +#define RC_GET_BIT2(prob, mi, A0, A1) \ + UInt32 bound = (range >> kNumBitModelTotalBits) * *prob; \ + if (code < bound) \ + { A0; range = bound; *prob += (kBitModelTotal - *prob) >> kNumMoveBits; mi <<= 1; } \ + else \ + { A1; range -= bound; code -= bound; *prob -= (*prob) >> kNumMoveBits; mi = (mi + mi) + 1; } \ + RC_NORMALIZE + +#define RC_GET_BIT(prob, mi) RC_GET_BIT2(prob, mi, ; , ;) + +int RangeDecoderBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd) +{ + int mi = 1; + int i; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + for(i = numLevels; i > 0; i--) + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + mi; + RC_GET_BIT(prob, mi) + #else + mi = (mi + mi) + RangeDecoderBitDecode(probs + mi, rd); + #endif + } + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return mi - (1 << numLevels); +} + +int RangeDecoderReverseBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd) +{ + int mi = 1; + int i; + int symbol = 0; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + for(i = 0; i < numLevels; i++) + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + mi; + RC_GET_BIT2(prob, mi, ; , symbol |= (1 << i)) + #else + int bit = RangeDecoderBitDecode(probs + mi, rd); + mi = mi + mi + bit; + symbol |= (bit << i); + #endif + } + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return symbol; +} + +Byte LzmaLiteralDecode(CProb *probs, CRangeDecoder *rd) +{ + int symbol = 1; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + do + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + symbol; + RC_GET_BIT(prob, symbol) + #else + symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd); + #endif + } + while (symbol < 0x100); + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return symbol; +} + +Byte LzmaLiteralDecodeMatch(CProb *probs, CRangeDecoder *rd, Byte matchByte) +{ + int symbol = 1; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + do + { + int bit; + int matchBit = (matchByte >> 7) & 1; + matchByte <<= 1; + #ifdef _LZMA_LOC_OPT + { + CProb *prob = probs + ((1 + matchBit) << 8) + symbol; + RC_GET_BIT2(prob, symbol, bit = 0, bit = 1) + } + #else + bit = RangeDecoderBitDecode(probs + ((1 + matchBit) << 8) + symbol, rd); + symbol = (symbol << 1) | bit; + #endif + if (matchBit != bit) + { + while (symbol < 0x100) + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + symbol; + RC_GET_BIT(prob, symbol) + #else + symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd); + #endif + } + break; + } + } + while (symbol < 0x100); + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return symbol; +} + +#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) + +int LzmaLenDecode(CProb *p, CRangeDecoder *rd, int posState) +{ + if(RangeDecoderBitDecode(p + LenChoice, rd) == 0) + return RangeDecoderBitTreeDecode(p + LenLow + + (posState << kLenNumLowBits), kLenNumLowBits, rd); + if(RangeDecoderBitDecode(p + LenChoice2, rd) == 0) + return kLenNumLowSymbols + RangeDecoderBitTreeDecode(p + LenMid + + (posState << kLenNumMidBits), kLenNumMidBits, rd); + return kLenNumLowSymbols + kLenNumMidSymbols + + RangeDecoderBitTreeDecode(p + LenHigh, kLenNumHighBits, rd); +} + +#define kNumStates 12 + +#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 + +#ifdef _LZMA_OUT_READ + +typedef struct _LzmaVarState +{ + CRangeDecoder RangeDecoder; + Byte *Dictionary; + UInt32 DictionarySize; + UInt32 DictionaryPos; + UInt32 GlobalPos; + UInt32 Reps[4]; + int lc; + int lp; + int pb; + int State; + int PreviousIsMatch; + int RemainLen; +} LzmaVarState; + +int LzmaDecoderInit( + unsigned char *buffer, UInt32 bufferSize, + int lc, int lp, int pb, + unsigned char *dictionary, UInt32 dictionarySize, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback + #else + unsigned char *inStream, UInt32 inSize + #endif + ) +{ + LzmaVarState *vs = (LzmaVarState *)buffer; + CProb *p = (CProb *)(buffer + sizeof(LzmaVarState)); + UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + lp)); + UInt32 i; + if (bufferSize < numProbs * sizeof(CProb) + sizeof(LzmaVarState)) + return LZMA_RESULT_NOT_ENOUGH_MEM; + vs->Dictionary = dictionary; + vs->DictionarySize = dictionarySize; + vs->DictionaryPos = 0; + vs->GlobalPos = 0; + vs->Reps[0] = vs->Reps[1] = vs->Reps[2] = vs->Reps[3] = 1; + vs->lc = lc; + vs->lp = lp; + vs->pb = pb; + vs->State = 0; + vs->PreviousIsMatch = 0; + vs->RemainLen = 0; + dictionary[dictionarySize - 1] = 0; + for (i = 0; i < numProbs; i++) + p[i] = kBitModelTotal >> 1; + RangeDecoderInit(&vs->RangeDecoder, + #ifdef _LZMA_IN_CB + inCallback + #else + inStream, inSize + #endif + ); + return LZMA_RESULT_OK; +} + +int LzmaDecode(unsigned char *buffer, + unsigned char *outStream, UInt32 outSize, + UInt32 *outSizeProcessed) +{ + LzmaVarState *vs = (LzmaVarState *)buffer; + CProb *p = (CProb *)(buffer + sizeof(LzmaVarState)); + CRangeDecoder rd = vs->RangeDecoder; + int state = vs->State; + int previousIsMatch = vs->PreviousIsMatch; + Byte previousByte; + UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3]; + UInt32 nowPos = 0; + UInt32 posStateMask = (1 << (vs->pb)) - 1; + UInt32 literalPosMask = (1 << (vs->lp)) - 1; + int lc = vs->lc; + int len = vs->RemainLen; + UInt32 globalPos = vs->GlobalPos; + + Byte *dictionary = vs->Dictionary; + UInt32 dictionarySize = vs->DictionarySize; + UInt32 dictionaryPos = vs->DictionaryPos; + + if (len == -1) + { + *outSizeProcessed = 0; + return LZMA_RESULT_OK; + } + + 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 + +int LzmaDecode( + Byte *buffer, UInt32 bufferSize, + int lc, int lp, int pb, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback, + #else + unsigned char *inStream, UInt32 inSize, + #endif + unsigned char *outStream, UInt32 outSize, + UInt32 *outSizeProcessed) +{ + UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + lp)); + CProb *p = (CProb *)buffer; + CRangeDecoder rd; + UInt32 i; + int state = 0; + int previousIsMatch = 0; + Byte previousByte = 0; + UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1; + UInt32 nowPos = 0; + UInt32 posStateMask = (1 << pb) - 1; + UInt32 literalPosMask = (1 << lp) - 1; + int len = 0; + if (bufferSize < numProbs * sizeof(CProb)) + return LZMA_RESULT_NOT_ENOUGH_MEM; + for (i = 0; i < numProbs; i++) + p[i] = kBitModelTotal >> 1; + RangeDecoderInit(&rd, + #ifdef _LZMA_IN_CB + inCallback + #else + inStream, inSize + #endif + ); +#endif + + *outSizeProcessed = 0; + while(nowPos < outSize) + { + int posState = (int)( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + & posStateMask); + #ifdef _LZMA_IN_CB + if (rd.Result != LZMA_RESULT_OK) + return rd.Result; + #endif + if (rd.ExtraBytes != 0) + return LZMA_RESULT_DATA_ERROR; + if (RangeDecoderBitDecode(p + IsMatch + (state << kNumPosBitsMax) + posState, &rd) == 0) + { + CProb *probs = p + Literal + (LZMA_LIT_SIZE * + ((( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + & literalPosMask) << lc) + (previousByte >> (8 - lc)))); + + if (state < 4) state = 0; + else if (state < 10) state -= 3; + else state -= 6; + if (previousIsMatch) + { + Byte matchByte; + #ifdef _LZMA_OUT_READ + UInt32 pos = dictionaryPos - rep0; + if (pos >= dictionarySize) + pos += dictionarySize; + matchByte = dictionary[pos]; + #else + matchByte = outStream[nowPos - rep0]; + #endif + previousByte = LzmaLiteralDecodeMatch(probs, &rd, matchByte); + previousIsMatch = 0; + } + else + previousByte = LzmaLiteralDecode(probs, &rd); + outStream[nowPos++] = previousByte; + #ifdef _LZMA_OUT_READ + dictionary[dictionaryPos] = previousByte; + if (++dictionaryPos == dictionarySize) + dictionaryPos = 0; + #endif + } + else + { + previousIsMatch = 1; + if (RangeDecoderBitDecode(p + IsRep + state, &rd) == 1) + { + if (RangeDecoderBitDecode(p + IsRepG0 + state, &rd) == 0) + { + if (RangeDecoderBitDecode(p + IsRep0Long + (state << kNumPosBitsMax) + posState, &rd) == 0) + { + #ifdef _LZMA_OUT_READ + UInt32 pos; + #endif + if ( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + == 0) + return LZMA_RESULT_DATA_ERROR; + state = state < 7 ? 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; + continue; + } + } + else + { + UInt32 distance; + if(RangeDecoderBitDecode(p + IsRepG1 + state, &rd) == 0) + distance = rep1; + else + { + if(RangeDecoderBitDecode(p + IsRepG2 + state, &rd) == 0) + distance = rep2; + else + { + distance = rep3; + rep3 = rep2; + } + rep2 = rep1; + } + rep1 = rep0; + rep0 = distance; + } + len = LzmaLenDecode(p + RepLenCoder, &rd, posState); + state = state < 7 ? 8 : 11; + } + else + { + int posSlot; + rep3 = rep2; + rep2 = rep1; + rep1 = rep0; + state = state < 7 ? 7 : 10; + len = LzmaLenDecode(p + LenCoder, &rd, posState); + posSlot = RangeDecoderBitTreeDecode(p + PosSlot + + ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) << + kNumPosSlotBits), kNumPosSlotBits, &rd); + if (posSlot >= kStartPosModelIndex) + { + int numDirectBits = ((posSlot >> 1) - 1); + rep0 = ((2 | ((UInt32)posSlot & 1)) << numDirectBits); + if (posSlot < kEndPosModelIndex) + { + rep0 += RangeDecoderReverseBitTreeDecode( + p + SpecPos + rep0 - posSlot - 1, numDirectBits, &rd); + } + else + { + rep0 += RangeDecoderDecodeDirectBits(&rd, + numDirectBits - kNumAlignBits) << kNumAlignBits; + rep0 += RangeDecoderReverseBitTreeDecode(p + Align, kNumAlignBits, &rd); + } + } + else + rep0 = posSlot; + rep0++; + } + if (rep0 == (UInt32)(0)) + { + /* it's for stream version */ + len = -1; + break; + } + if (rep0 > nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + { + return LZMA_RESULT_DATA_ERROR; + } + len += kMatchMinLen; + 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 + outStream[nowPos++] = previousByte; + len--; + } + while(len > 0 && nowPos < outSize); + } + } + + #ifdef _LZMA_OUT_READ + vs->RangeDecoder = rd; + vs->DictionaryPos = dictionaryPos; + vs->GlobalPos = globalPos + nowPos; + vs->Reps[0] = rep0; + vs->Reps[1] = rep1; + vs->Reps[2] = rep2; + vs->Reps[3] = rep3; + vs->State = state; + vs->PreviousIsMatch = previousIsMatch; + vs->RemainLen = len; + #endif + + *outSizeProcessed = nowPos; + return LZMA_RESULT_OK; +} diff --git a/target/image/ar7/src/LzmaDecode.h b/target/image/ar7/src/LzmaDecode.h new file mode 100644 index 0000000000..f58944e3c3 --- /dev/null +++ b/target/image/ar7/src/LzmaDecode.h @@ -0,0 +1,100 @@ +/* + LzmaDecode.h + LZMA Decoder interface + + LZMA SDK 4.05 Copyright (c) 1999-2004 Igor Pavlov (2004-08-25) + 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 + +/* #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 */ + +#ifndef UInt32 +#ifdef _LZMA_UINT32_IS_ULONG +#define UInt32 unsigned long +#else +#define UInt32 unsigned int +#endif +#endif + +#ifdef _LZMA_PROB32 +#define CProb UInt32 +#else +#define CProb unsigned short +#endif + +#define LZMA_RESULT_OK 0 +#define LZMA_RESULT_DATA_ERROR 1 +#define LZMA_RESULT_NOT_ENOUGH_MEM 2 + +#ifdef _LZMA_IN_CB +typedef struct _ILzmaInCallback +{ + int (*Read)(void *object, unsigned char **buffer, UInt32 *bufferSize); +} ILzmaInCallback; +#endif + +#define LZMA_BASE_SIZE 1846 +#define LZMA_LIT_SIZE 768 + +/* +bufferSize = (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp)))* sizeof(CProb) +bufferSize += 100 in case of _LZMA_OUT_READ +by default CProb is unsigned short, +but if specify _LZMA_PROB_32, CProb will be UInt32(unsigned int) +*/ + +#ifdef _LZMA_OUT_READ +int LzmaDecoderInit( + unsigned char *buffer, UInt32 bufferSize, + int lc, int lp, int pb, + unsigned char *dictionary, UInt32 dictionarySize, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback + #else + unsigned char *inStream, UInt32 inSize + #endif +); +#endif + +int LzmaDecode( + unsigned char *buffer, + #ifndef _LZMA_OUT_READ + UInt32 bufferSize, + int lc, int lp, int pb, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback, + #else + unsigned char *inStream, UInt32 inSize, + #endif + #endif + unsigned char *outStream, UInt32 outSize, + UInt32 *outSizeProcessed); + +#endif diff --git a/target/image/ar7/src/gzip.h b/target/image/ar7/src/gzip.h new file mode 100644 index 0000000000..917e66655c --- /dev/null +++ b/target/image/ar7/src/gzip.h @@ -0,0 +1,51 @@ +//bvb#include "timemmap.h" + +#define OF(args) args +#define STATIC static + +#define WSIZE 0x8000 /* Slideing window size (defined as var + * "window" below) must be at least 32k, + * and a power of two. This is the + * data work window used for input buffer + * by the input routine */ + +typedef unsigned char uch; +typedef unsigned short ush; +typedef unsigned long ulg; + + +static char *output_data; +static ulg output_ptr; + +#ifndef NULL +#define NULL 0 +#endif + +#define NOMEMCPY /* Does routine memcpy exist? */ + +//bvb static uch *inbuf; /* input buffer */ +static uch *window; + +//bvb static uch outwin[WSIZE]; + +//bvb static unsigned insize; /* valid bytes in inbuf */ +static unsigned inptr; /* index of next byte to process 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 */ + +/* If BMAX needs to be larger than 16, then h and x[] should be ulg. */ +#define BMAX 16 /* maximum bit length of any code (16 for explode) */ +#define N_MAX 288 /* maximum number of codes in any set */ + +static char *input_data; + +static void *freememstart; diff --git a/target/image/ar7/src/ld.script.in b/target/image/ar7/src/ld.script.in new file mode 100644 index 0000000000..40389e644f --- /dev/null +++ b/target/image/ar7/src/ld.script.in @@ -0,0 +1,34 @@ + OUTPUT_FORMAT("@@OUTPUT_FORMAT@@") + OUTPUT_ARCH(mips) +ENTRY(tikernelunzip) + SECTIONS +{ + + /* Allocate memory space on top of kernel bss space */ + . = 0x94200000; + .text : + { + *(.text) + *(.rodata) + *(.rodata1) + *(.gnu.warning) + *(.text.init) + *(.data.init) + } + + .data : + { + *(*) + } + + .bss : + { + *(.dynbss) + *(COMMON) + *(.bss) + *(.sbss) + *(.scommon) + . = ALIGN (0x8000); + workspace = .; + } +} diff --git a/target/image/ar7/src/loader.c b/target/image/ar7/src/loader.c new file mode 100644 index 0000000000..22b909d7e9 --- /dev/null +++ b/target/image/ar7/src/loader.c @@ -0,0 +1,140 @@ +/* inflate.c -- Not copyrighted 1992 by Mark Adler + version c10p1, 10 January 1993 */ + +/* + * Adapted for booting Linux by Hannu Savolainen 1993 + * based on gzip-1.0.3 + * + * Nicolas Pitre <nico@visuaide.com>, 1999/04/14 : + * Little mods for all variable to reside either into rodata or bss segments + * by marking constant variables with 'const' and initializing all the others + * at run-time only. This allows for the kernel uncompressor to run + * directly from Flash or ROM memory on embeded systems. + */ + +#include <linux/config.h> +#include "gzip.h" +#include "LzmaDecode.h" + +/* Function prototypes */ +unsigned char get_byte(void); +int tikernelunzip(int,char *[], char *[]); +static int tidecompress(uch *, uch *); + +void kernel_entry(int, char *[], char *[]); +void (*ke)(int, char *[], char *[]); /* Gen reference to kernel function */ +void (*prnt)(unsigned int, char *); /* Gen reference to Yamon print function */ +void printf(char *ptr); /* Generate our own printf */ + +int tikernelunzip(int argc, char *argv[], char *arge[]) +{ + extern unsigned int _ftext; + extern uch kernelimage[]; + uch *in, *out; + int status; + + printf("Launching kernel decompressor.\n"); + + out = (unsigned char *) LOADADDR; + in = &(kernelimage[0]); + + status = tidecompress(in, out); + + if (status == 0) { + printf("Kernel decompressor was successful ... launching kernel.\n"); + + ke = ( void(*)(int, char *[],char*[]))kernel_entry; + (*ke)(argc,argv,arge); + + return (0); + } else { + printf("Error in decompression.\n"); + return(1); + } +} + +#if 0 +char hex[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'}; +void print_i(int i) +{ + int j; + char buf[11]; + + buf[0] = '0'; + buf[1] = 'x'; + buf[10] = 0; + + for (j = 0; j < 8; j++) + { + buf[2 + 7 - j] = hex[i & 0xf]; + i = i >> 4; + } + + printf(buf); +} +#endif + +int tidecompress(uch *indata, uch *outdata) +{ + extern unsigned int workspace; + extern unsigned char kernelimage[], kernelimage_end[]; + unsigned int i; /* temp value */ + unsigned int lc; /* literal context bits */ + unsigned int lp; /* literal pos state bits */ + unsigned int pb; /* pos state bits */ + unsigned int osize; /* uncompressed size */ + unsigned int wsize; /* window size */ + unsigned int insize = kernelimage_end - kernelimage; + int status; + + output_ptr = 0; + output_data = outdata; + input_data = indata; + + /* lzma args */ + i = get_byte(); + lc = i % 9, i = i / 9; + lp = i % 5, pb = i / 5; + + /* skip rest of the LZMA coder property */ + for (i = 0; i < 4; i++) + get_byte(); + + /* read the lower half of uncompressed size in the header */ + osize = ((unsigned int)get_byte()) + + ((unsigned int)get_byte() << 8) + + ((unsigned int)get_byte() << 16) + + ((unsigned int)get_byte() << 24); + + /* skip rest of the header (upper half of uncompressed size) */ + for (i = 0; i < 4; i++) + get_byte(); + + i = 0; + wsize = (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp))) * sizeof(CProb); + + if ((status = LzmaDecode((unsigned char *) &workspace, wsize, lc, lp, pb, + indata + 13, insize - 13, (unsigned char *) output_data, osize, &i)) == LZMA_RESULT_OK) + return 0; + + return status; +} + + +void printf(char *ptr) +{ + unsigned int *tempptr = (unsigned int *)0x90000534; + prnt = ( void (*)(unsigned int, char *)) *tempptr; + (*prnt)(0,ptr); +} + +unsigned char get_byte() +{ + unsigned char c; + + c = *input_data; + input_data++; + + return c; +} + diff --git a/target/image/ar7/src/srec2bin.c b/target/image/ar7/src/srec2bin.c new file mode 100644 index 0000000000..0eb8b2023a --- /dev/null +++ b/target/image/ar7/src/srec2bin.c @@ -0,0 +1,523 @@ +#include <stdio.h> +#include <ctype.h> + +//Rev 0.1 Original +// 8 Jan 2001 MJH Added code to write data to Binary file +// note: outputfile is name.bin, where name is first part +// of input file. ie tmp.rec -> tmp.bin +// +// srec2bin <input SREC file> <Output Binary File> <If Present, Big Endian> +// +// TAG +// bit32u TAG_BIG = 0xDEADBE42; +// bit32u TAG_LITTLE = 0xFEEDFA42; +// +// File Structure +// +// TAG : 32 Bits +// [DATA RECORDS] +// +// Data Records Structure +// +// LENGTH : 32 Bits <- Length of DATA, excludes ADDRESS and CHECKSUM +// ADDRESS : 32 Bits +// DATA : 8 Bits * LENGTH +// CHECKSUM: 32 Bits <- 0 - (Sum of Length --> End of Data) +// +// Note : If Length == 0, Address will be Program Start +// +// +// +// +// + +#define MajRevNum 0 +#define MinRevNum 2 + + +#define EndianSwitch(x) ((x >> 24) | (x << 24) | ((x << 8) & (0x00FF0000)) | ((x >> 8) & (0x0000FF00)) ) + +typedef unsigned char bit8u; +typedef unsigned int bit32u; +typedef int bit32; + +#define FALSE 0 +#define TRUE (!FALSE) + + +bit32u CheckSum; +int RecStart; +int debug; +int verbose; + +FILE *OpenOutputFile( char *Name ); +FILE *fOut; +bit32u RecLength=0; + +bit32u AddressCurrent; + +bit32u gh(char *cp,int nibs); + +int BigEndian; + +int inputline; + +// char buf[16*1024]; + +char buffer[2048]; +char *cur_ptr; +int cur_line=0; +int cur_len=0; + +int s1s2s3_total=0; + +bit32u PBVal; +int PBValid; +bit32u PBAdr; + + +void dumpfTell(char *s, bit32u Value) +{ + int Length; + Length = (int) RecLength; + if (debug) + printf("[%s ] ftell()[0x%08lX] Length[0x%4X] Length[%4d] Value[0x%08x]\n", + s, ftell(fOut), Length, Length, Value); +} + +void DispHex(bit32u Hex) +{ +// printf("%X", Hex); +} + +void WaitDisplay(void) +{ + static int Count=0; + static int Index=0; + char iline[]={"-\\|/"}; + + Count++; + if ((Count % 32)==0) + { + if (verbose) + printf("%c%c",iline[Index++],8); + Index &= 3; + } +} + + +void binOut32 ( bit32u Data ) +{ +// On UNIX machine all 32bit writes need ENDIAN switched +// Data = EndianSwitch(Data); +// fwrite( &Data, sizeof(bit32u), 1, fOut); + + char sdat[4]; + int i; + + for(i=0;i<4;i++) + sdat[i]=(char)(Data>>(i*8)); + fwrite( sdat, 1, 4, fOut); + dumpfTell("Out32" , Data); +} + +// Only update RecLength on Byte Writes +// All 32 bit writes will be for Length etc + +void binOut8 ( bit8u Data ) +{ + int n; + dumpfTell("B4Data" , (bit32u) (Data & 0xFF) ); + n = fwrite( &Data, sizeof(bit8u), 1, fOut); + if (n != 1) + printf("Error in writing %X for Address 0x%8X\n", Data, AddressCurrent); + RecLength += 1; +} + +// Currently ONLY used for outputting Program Start + +void binRecStart(bit32u Address) +{ + RecLength = 0; + CheckSum = Address; + RecStart = TRUE; + + if (debug) + printf("[RecStart] CheckSum[0x%08X] Length[%4d] Address[0x%08X]\n", + CheckSum, RecLength, Address); + + + dumpfTell("RecLength", RecLength); + binOut32( RecLength ); + dumpfTell("Address", Address); + binOut32( Address ); +} + +void binRecEnd(void) +{ + long RecEnd; + + if (!RecStart) // if no record started, do not end it + { + return; + } + + RecStart = FALSE; + + + RecEnd = ftell(fOut); // Save Current position + + if (debug) + printf("[RecEnd ] CheckSum[0x%08X] Length[%4d] Length[0x%X] RecEnd[0x%08lX]\n", + CheckSum, RecLength, RecLength, RecEnd); + + fseek( fOut, -((long) RecLength), SEEK_CUR); // move back Start Of Data + + dumpfTell("Data ", -1); + + fseek( fOut, -4, SEEK_CUR); // move back Start Of Address + + dumpfTell("Address ", -1); + + fseek( fOut, -4, SEEK_CUR); // move back Start Of Length + + dumpfTell("Length ", -1); + + binOut32( RecLength ); + + fseek( fOut, RecEnd, SEEK_SET); // move to end of Record + + CheckSum += RecLength; + + CheckSum = ~CheckSum + 1; // Two's complement + + binOut32( CheckSum ); + + if (verbose) + printf("[Created Record of %d Bytes with CheckSum [0x%8X]\n", RecLength, CheckSum); +} + +void binRecOutProgramStart(bit32u Address) +{ + if (Address != (AddressCurrent+1)) + { + binRecEnd(); + binRecStart(Address); + } + AddressCurrent = Address; +} +void binRecOutByte(bit32u Address, bit8u Data) +{ + // If Address is one after Current Address, output Byte + // If not, close out last record, update Length, write checksum + // Then Start New Record, updating Current Address + + if (Address != (AddressCurrent+1)) + { + binRecEnd(); + binRecStart(Address); + } + AddressCurrent = Address; + CheckSum += Data; + binOut8( Data ); +} + +//============================================================================= +// SUPPORT FUNCTIONS +//============================================================================= +int readline(FILE *fil,char *buf,int len) +{ + int rlen; + + rlen=0; + if (len==0) return(0); + while(1) + { + if (cur_len==0) + { + cur_len=fread(buffer, 1, sizeof(buffer), fil); + if (cur_len==0) + { + if (rlen) + { + *buf=0; + return(rlen); + } + return(-1); + } + cur_ptr=buffer; + } + if (cur_len) + { + if (*cur_ptr=='\n') + { + *buf=0; + cur_ptr++; + cur_len--; + return(rlen); + } + else + { + if ((len>1)&&(*cur_ptr!='\r')) + { + *buf++=*cur_ptr++; + len--; + } + else + cur_ptr++; + + rlen++; + cur_len--; + } + } + else + { + *buf=0; + cur_ptr++; + cur_len--; + return(rlen); + } + } +} + + +int SRLerrorout(char *c1,char *c2) +{ + printf("\nERROR: %s - '%s'.",c1,c2); + return(FALSE); +} + + +int checksum(char *cp,int count) +{ + char *scp; + int cksum; + int dum; + + scp=cp; + while(*scp) + { + if (!isxdigit(*scp++)) + return(SRLerrorout("Invalid hex digits",cp)); + } + scp=cp; + + cksum=count; + + while(count) + { + cksum += gh(scp,2); + if (count == 2) + dum = ~cksum; + scp += 2; + count--; + } + cksum&=0x0ff; + // printf("\nCk:%02x",cksum); + return(cksum==0x0ff); +} + +bit32u gh(char *cp,int nibs) +{ + int i; + bit32u j; + + j=0; + + for(i=0;i<nibs;i++) + { + j<<=4; + if ((*cp>='a')&&(*cp<='z')) *cp &= 0x5f; + if ((*cp>='0')&&(*cp<='9')) + j += (*cp-0x30); + else + if ((*cp>='A')&&(*cp<='F')) + j += (*cp-0x37); + else + SRLerrorout("Bad Hex char", cp); + cp++; + } + return(j); +} + + +//============================================================================= +// PROCESS SREC LINE +//============================================================================= + +int srecLine(char *pSrecLine) +{ + char *scp,ch; + int itmp,count,dat; + bit32u adr; + static bit32u RecordCounter=0; + + cur_line++; + scp=pSrecLine; + + if (*pSrecLine!='S') + return(SRLerrorout("Not an Srecord file",scp)); + pSrecLine++; + if (strlen(pSrecLine)<4) + return(SRLerrorout("Srecord too short",scp)); + + ch=*pSrecLine++; + + count=gh(pSrecLine,2); + + pSrecLine += 2; + + // if(debug) + // printf("count %d, strlen(pSrecLine) = %d, pSrecLine =[%s]\n", count, strlen(pSrecLine), pSrecLine); + RecordCounter++; + DispHex(RecordCounter); + + if ((count*2) != strlen(pSrecLine)) return(SRLerrorout("Count field larger than record",scp)); + + if (!checksum(pSrecLine, count)) return(SRLerrorout("Bad Checksum",scp)); + + switch(ch) + { + case '0': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); + itmp=gh(pSrecLine,4); pSrecLine+=4; count-=2; + if (itmp) return(SRLerrorout("Srecord 1 address not zero",scp)); + break; + case '1': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); + return(SRLerrorout("Srecord Not valid for MIPS",scp)); + break; + case '2': if (count<4) return(SRLerrorout("Invalid Srecord count field",scp)); + return(SRLerrorout("Srecord Not valid for MIPS",scp)); + break; + case '3': if (count<5) return(SRLerrorout("Invalid Srecord count field",scp)); + adr=gh(pSrecLine,8); pSrecLine+=8; count-=4; + count--; + while(count) + { + dat=gh(pSrecLine,2); pSrecLine+=2; count--; + binRecOutByte(adr, (char) (dat & 0xFF)); + adr++; + } + s1s2s3_total++; + break; + case '4': return(SRLerrorout("Invalid Srecord type",scp)); + break; + case '5': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); + itmp=gh(pSrecLine,4); pSrecLine+=4; count-=2; + if (itmp|=s1s2s3_total) return(SRLerrorout("Incorrect number of S3 Record processed",scp)); + break; + case '6': return(SRLerrorout("Invalid Srecord type",scp)); + break; + case '7': // PROGRAM START + if (count<5) return(SRLerrorout("Invalid Srecord count field",scp)); + adr=gh(pSrecLine,8); pSrecLine+=8; count-=4; + if (count!=1) return(SRLerrorout("Invalid Srecord count field",scp)); + binRecOutProgramStart(adr); + break; + case '8': if (count<4) return(SRLerrorout("Invalid Srecord count field",scp)); + return(SRLerrorout("Srecord Not valid for MIPS",scp)); + break; + case '9': if (count<3) return(SRLerrorout("Invalid Srecord count field",scp)); + return(SRLerrorout("Srecord Not valid for MIPS",scp)); + break; + default: + break; + } + return(TRUE); +} + + +//============================================================================= +// MAIN LOGIC, READS IN LINE AND OUTPUTS BINARY +//============================================================================= + +int srec2bin(int argc,char *argv[],int verbose) +{ + int i,rlen,sts; + FILE *fp; + char ac; + char buff[256]; + bit32u TAG_BIG = 0xDEADBE42; + bit32u TAG_LITTLE = 0xFEEDFA42; + + bit32u Tag; + + + if(argc < 3) + { + printf("\nError: <srec2bin <srec input file> <bin output file>\n\n"); + return(0); + } + + if (argc > 3) BigEndian=TRUE; else BigEndian=FALSE; + + if (BigEndian) + Tag = TAG_BIG; + else + Tag = TAG_LITTLE; + + if (verbose) + printf("\nEndian: %s, Tag is 0x%8X\n",(BigEndian)?"BIG":"LITTLE", Tag); + + fp = fopen(argv[1],"rt"); + + if (fp==NULL) + { + printf("\nError: Opening input file, %s.", argv[1]); + return(0); + } + + fOut = fopen( argv[2], "wb"); + + if (fOut==NULL) + { + printf("\nError: Opening Output file, %s.", argv[2]); + if(fp) fclose(fp); + return(0); + } + + RecStart = FALSE; + + AddressCurrent = 0xFFFFFFFFL; + + // Setup Tag + + dumpfTell("Tag", Tag); + + binOut32(Tag); + + + inputline=0; + sts=TRUE; + + rlen = readline(fp,buff,sizeof buff); + + while( (sts) && (rlen != -1)) + { + if (strlen(buff)) + { + sts &= srecLine(buff); + WaitDisplay(); + } + rlen = readline(fp,buff,sizeof buff); + } + + + // printf("PC: 0x%08X, Length 0x%08X, Tag 0x%08X\n", ProgramStart, RecLength, TAG_LITTLE); + + binRecEnd(); + + if(fp) fclose(fp); + if(fOut) fclose(fOut); + + return(1); +} + +main(int argc, char *argv[]) +{ + debug = TRUE; + debug = FALSE; + verbose = FALSE; + srec2bin(argc,argv,verbose); + return 0; +} + diff --git a/target/image/ar7/src/zimage.script.in b/target/image/ar7/src/zimage.script.in new file mode 100644 index 0000000000..1a0865b086 --- /dev/null +++ b/target/image/ar7/src/zimage.script.in @@ -0,0 +1,11 @@ + OUTPUT_FORMAT("@@OUTPUT_FORMAT@@") +OUTPUT_ARCH(mips) + SECTIONS +{ + .data : + { + kernelimage = .; + *(.data) + kernelimage_end = .; + } +} diff --git a/target/image/aruba/Makefile b/target/image/aruba/Makefile new file mode 100644 index 0000000000..ad13ffd541 --- /dev/null +++ b/target/image/aruba/Makefile @@ -0,0 +1,38 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +LOADADDR = 0x81000000 # RAM start + 16M +KERNEL_ENTRY = 0x80100000 +RAMSIZE = 0x00100000 # 1MB + +LOADER_MAKEOPTS= \ + KDIR=$(KDIR) \ + LOADADDR=$(LOADADDR) \ + KERNEL_ENTRY=$(KERNEL_ENTRY) \ + RAMSIZE=$(RAMSIZE) + +define Build/Clean + $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) clean +endef + +define Image/Prepare + cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma + $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) clean compile +endef + +define Image/BuildKernel + ./addVersion -n ArubaOS $(KDIR)/loader.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL).ari version +endef + +define Image/Build/jffs2-64k + @dd if=$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL).ari of=$(KDIR)/image.tmp bs=655360 conv=sync + @cat $(KDIR)/root.$(1) >> $(KDIR)/image.tmp + @dd if=$(KDIR)/image.tmp of=$(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(patsubst jffs2-%,jffs2,$(1)).bin bs=3604480 conv=sync + @rm -f $(KDIR)/image.tmp +endef + +define Image/Build + $(call Image/Build/$(1),$(1)) +endef + +$(eval $(call BuildImage)) diff --git a/target/image/aruba/addVersion b/target/image/aruba/addVersion Binary files differnew file mode 100755 index 0000000000..796f73ad1b --- /dev/null +++ b/target/image/aruba/addVersion diff --git a/target/image/aruba/version b/target/image/aruba/version new file mode 100644 index 0000000000..fff5589e14 --- /dev/null +++ b/target/image/aruba/version @@ -0,0 +1 @@ +3.0.0.0 diff --git a/target/image/au1000/Makefile b/target/image/au1000/Makefile new file mode 100644 index 0000000000..3aaf665ca9 --- /dev/null +++ b/target/image/au1000/Makefile @@ -0,0 +1,29 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +LOADADDR = 0x8108c8f4 # RAM start + 16M +KERNEL_ENTRY = 0x80100000 # Default kernel entry in arch/mips/Makefile +RAMSIZE = 0x04000000 # 64MB + +LOADER_MAKEOPTS= \ + KDIR=$(KDIR) \ + LOADADDR=$(LOADADDR) \ + KERNEL_ENTRY=$(KERNEL_ENTRY) \ + RAMSIZE=$(RAMSIZE) + +define Build/Clean + $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) clean +endef + +define Image/Prepare + cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma + $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) compile +endef + +define Image/Build + $(TARGET_CROSS)objcopy -O srec -I binary --adjust-vma 0xbe000000 $(KDIR)/root.$(1) $(KDIR)/root.srec + grep -v S7 $(KDIR)/root.srec > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img + grep -v S0 $(LINUX_DIR)/arch/mips/boot/compressed/images/zImage.flash.srec >> $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img +endef + +$(eval $(call BuildImage)) diff --git a/target/image/brcm/Makefile b/target/image/brcm/Makefile new file mode 100644 index 0000000000..30bad50f20 --- /dev/null +++ b/target/image/brcm/Makefile @@ -0,0 +1,61 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +define Build/Compile + rm -f $(KDIR)/loader.gz + $(MAKE) -C lzma-loader \ + BUILD_DIR="$(KDIR)" \ + TARGET="$(KDIR)" \ + install + echo -ne "\\x00" >> $(KDIR)/loader.gz +endef + +define Build/Clean + $(MAKE) -C lzma-loader clean +endef + +define Image/Prepare + cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma +endef + +define Image/Build/wgt634u + dd if=$(KDIR)/loader.elf of=$(BIN_DIR)/openwrt-wgt634u-$(KERNEL)-$(2).bin bs=131072 conv=sync + cat $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).trx >> $(BIN_DIR)/openwrt-wgt634u-$(KERNEL)-$(2).bin +endef + +define Image/Build/CyberTAN + $(STAGING_DIR)/bin/addpattern -4 -p $(3) -v v$(4) -i $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).trx -o $(BIN_DIR)/openwrt-$(2)-$(KERNEL)-$(5).bin +endef + +define Image/Build/Motorola + $(STAGING_DIR)/bin/motorola-bin -$(3) $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).trx $(BIN_DIR)/openwrt-$(2)-$(4).bin +endef + +define trxalign/jffs2-128k +-a 0x20000 +endef +define trxalign/jffs2-64k +-a 0x10000 +endef +define trxalign/squashfs +-a 1024 +endef + +define Image/Build + $(STAGING_DIR)/bin/trx -o $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).trx $(KDIR)/loader.gz $(KDIR)/vmlinux.lzma $(call trxalign/$(1)) $(KDIR)/root.$(1) +ifneq ($(1),jffs2-128k) + $(call Image/Build/CyberTAN,$(1),wrt54g3g,W54F,1.99.5,$(patsubst jffs2-%,jffs2,$(1))) + $(call Image/Build/CyberTAN,$(1),wrt54g,W54G,4.40.1,$(patsubst jffs2-%,jffs2,$(1))) + $(call Image/Build/CyberTAN,$(1),wrt54gs_v4,W54s,1.09.1,$(patsubst jffs2-%,jffs2,$(1))) + $(call Image/Build/Motorola,$(1),wa840g,2,$(patsubst jffs2-%,jffs2,$(1))) + $(call Image/Build/Motorola,$(1),we800g,3,$(patsubst jffs2-%,jffs2,$(1))) +endif +ifneq ($(1),jffs2-64k) + $(call Image/Build/CyberTAN,$(1),wrt54gs,W54S,4.80.1,$(patsubst jffs2-%,jffs2,$(1))) + $(call Image/Build/CyberTAN,$(1),wrtsl54gs,W54U,2.00.5,$(patsubst jffs2-%,jffs2,$(1))) + $(call Image/Build/wgt634u,$(1),$(patsubst jffs2-%,jffs2,$(1))) +endif + $(call Image/Build/Motorola,$(1),wr850g,1,$(1)) +endef + +$(eval $(call BuildImage)) diff --git a/target/image/brcm/lzma-loader/Makefile b/target/image/brcm/lzma-loader/Makefile new file mode 100644 index 0000000000..3fa00fa4d9 --- /dev/null +++ b/target/image/brcm/lzma-loader/Makefile @@ -0,0 +1,28 @@ +# $Id$ + +include $(TOPDIR)/rules.mk + +PKG_NAME := lzma-loader +PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME) + +$(PKG_BUILD_DIR)/.prepared: + mkdir $(PKG_BUILD_DIR) + $(CP) ./src/* $(PKG_BUILD_DIR)/ + touch $@ + +$(PKG_BUILD_DIR)/loader.gz: $(PKG_BUILD_DIR)/.prepared + $(MAKE) -C $(PKG_BUILD_DIR) CC=$(TARGET_CC) \ + LD=$(TARGET_CROSS)ld CROSS_COMPILE=$(TARGET_CROSS) + +source: +prepare: $(PKG_BUILD_DIR)/.prepared +compile: $(PKG_BUILD_DIR)/loader.gz +install: + +ifneq ($(TARGET),) +install: compile + $(CP) $(PKG_BUILD_DIR)/loader.gz $(PKG_BUILD_DIR)/loader.elf $(TARGET)/ +endif + +clean: + rm -rf $(PKG_BUILD_DIR) diff --git a/target/image/brcm/lzma-loader/src/LzmaDecode.c b/target/image/brcm/lzma-loader/src/LzmaDecode.c new file mode 100644 index 0000000000..951700bddf --- /dev/null +++ b/target/image/brcm/lzma-loader/src/LzmaDecode.c @@ -0,0 +1,663 @@ +/* + LzmaDecode.c + LZMA Decoder + + LZMA SDK 4.05 Copyright (c) 1999-2004 Igor Pavlov (2004-08-25) + 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" + +#ifndef Byte +#define Byte unsigned char +#endif + +#define kNumTopBits 24 +#define kTopValue ((UInt32)1 << kNumTopBits) + +#define kNumBitModelTotalBits 11 +#define kBitModelTotal (1 << kNumBitModelTotalBits) +#define kNumMoveBits 5 + +typedef struct _CRangeDecoder +{ + Byte *Buffer; + Byte *BufferLim; + UInt32 Range; + UInt32 Code; + #ifdef _LZMA_IN_CB + ILzmaInCallback *InCallback; + int Result; + #endif + int ExtraBytes; +} CRangeDecoder; + +Byte RangeDecoderReadByte(CRangeDecoder *rd) +{ + if (rd->Buffer == rd->BufferLim) + { + #ifdef _LZMA_IN_CB + UInt32 size; + rd->Result = rd->InCallback->Read(rd->InCallback, &rd->Buffer, &size); + rd->BufferLim = rd->Buffer + size; + if (size == 0) + #endif + { + rd->ExtraBytes = 1; + return 0xFF; + } + } + return (*rd->Buffer++); +} + +/* #define ReadByte (*rd->Buffer++) */ +#define ReadByte (RangeDecoderReadByte(rd)) + +void RangeDecoderInit(CRangeDecoder *rd, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback + #else + Byte *stream, UInt32 bufferSize + #endif + ) +{ + int i; + #ifdef _LZMA_IN_CB + rd->InCallback = inCallback; + rd->Buffer = rd->BufferLim = 0; + #else + rd->Buffer = stream; + rd->BufferLim = stream + bufferSize; + #endif + rd->ExtraBytes = 0; + rd->Code = 0; + rd->Range = (0xFFFFFFFF); + for(i = 0; i < 5; i++) + rd->Code = (rd->Code << 8) | ReadByte; +} + +#define RC_INIT_VAR UInt32 range = rd->Range; UInt32 code = rd->Code; +#define RC_FLUSH_VAR rd->Range = range; rd->Code = code; +#define RC_NORMALIZE if (range < kTopValue) { range <<= 8; code = (code << 8) | ReadByte; } + +UInt32 RangeDecoderDecodeDirectBits(CRangeDecoder *rd, int numTotalBits) +{ + RC_INIT_VAR + UInt32 result = 0; + int i; + for (i = numTotalBits; i > 0; i--) + { + /* UInt32 t; */ + range >>= 1; + + result <<= 1; + if (code >= range) + { + code -= range; + result |= 1; + } + /* + t = (code - range) >> 31; + t &= 1; + code -= range & (t - 1); + result = (result + result) | (1 - t); + */ + RC_NORMALIZE + } + RC_FLUSH_VAR + return result; +} + +int RangeDecoderBitDecode(CProb *prob, CRangeDecoder *rd) +{ + UInt32 bound = (rd->Range >> kNumBitModelTotalBits) * *prob; + if (rd->Code < bound) + { + rd->Range = bound; + *prob += (kBitModelTotal - *prob) >> kNumMoveBits; + if (rd->Range < kTopValue) + { + rd->Code = (rd->Code << 8) | ReadByte; + rd->Range <<= 8; + } + return 0; + } + else + { + rd->Range -= bound; + rd->Code -= bound; + *prob -= (*prob) >> kNumMoveBits; + if (rd->Range < kTopValue) + { + rd->Code = (rd->Code << 8) | ReadByte; + rd->Range <<= 8; + } + return 1; + } +} + +#define RC_GET_BIT2(prob, mi, A0, A1) \ + UInt32 bound = (range >> kNumBitModelTotalBits) * *prob; \ + if (code < bound) \ + { A0; range = bound; *prob += (kBitModelTotal - *prob) >> kNumMoveBits; mi <<= 1; } \ + else \ + { A1; range -= bound; code -= bound; *prob -= (*prob) >> kNumMoveBits; mi = (mi + mi) + 1; } \ + RC_NORMALIZE + +#define RC_GET_BIT(prob, mi) RC_GET_BIT2(prob, mi, ; , ;) + +int RangeDecoderBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd) +{ + int mi = 1; + int i; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + for(i = numLevels; i > 0; i--) + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + mi; + RC_GET_BIT(prob, mi) + #else + mi = (mi + mi) + RangeDecoderBitDecode(probs + mi, rd); + #endif + } + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return mi - (1 << numLevels); +} + +int RangeDecoderReverseBitTreeDecode(CProb *probs, int numLevels, CRangeDecoder *rd) +{ + int mi = 1; + int i; + int symbol = 0; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + for(i = 0; i < numLevels; i++) + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + mi; + RC_GET_BIT2(prob, mi, ; , symbol |= (1 << i)) + #else + int bit = RangeDecoderBitDecode(probs + mi, rd); + mi = mi + mi + bit; + symbol |= (bit << i); + #endif + } + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return symbol; +} + +Byte LzmaLiteralDecode(CProb *probs, CRangeDecoder *rd) +{ + int symbol = 1; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + do + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + symbol; + RC_GET_BIT(prob, symbol) + #else + symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd); + #endif + } + while (symbol < 0x100); + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return symbol; +} + +Byte LzmaLiteralDecodeMatch(CProb *probs, CRangeDecoder *rd, Byte matchByte) +{ + int symbol = 1; + #ifdef _LZMA_LOC_OPT + RC_INIT_VAR + #endif + do + { + int bit; + int matchBit = (matchByte >> 7) & 1; + matchByte <<= 1; + #ifdef _LZMA_LOC_OPT + { + CProb *prob = probs + ((1 + matchBit) << 8) + symbol; + RC_GET_BIT2(prob, symbol, bit = 0, bit = 1) + } + #else + bit = RangeDecoderBitDecode(probs + ((1 + matchBit) << 8) + symbol, rd); + symbol = (symbol << 1) | bit; + #endif + if (matchBit != bit) + { + while (symbol < 0x100) + { + #ifdef _LZMA_LOC_OPT + CProb *prob = probs + symbol; + RC_GET_BIT(prob, symbol) + #else + symbol = (symbol + symbol) | RangeDecoderBitDecode(probs + symbol, rd); + #endif + } + break; + } + } + while (symbol < 0x100); + #ifdef _LZMA_LOC_OPT + RC_FLUSH_VAR + #endif + return symbol; +} + +#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) + +int LzmaLenDecode(CProb *p, CRangeDecoder *rd, int posState) +{ + if(RangeDecoderBitDecode(p + LenChoice, rd) == 0) + return RangeDecoderBitTreeDecode(p + LenLow + + (posState << kLenNumLowBits), kLenNumLowBits, rd); + if(RangeDecoderBitDecode(p + LenChoice2, rd) == 0) + return kLenNumLowSymbols + RangeDecoderBitTreeDecode(p + LenMid + + (posState << kLenNumMidBits), kLenNumMidBits, rd); + return kLenNumLowSymbols + kLenNumMidSymbols + + RangeDecoderBitTreeDecode(p + LenHigh, kLenNumHighBits, rd); +} + +#define kNumStates 12 + +#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 + +#ifdef _LZMA_OUT_READ + +typedef struct _LzmaVarState +{ + CRangeDecoder RangeDecoder; + Byte *Dictionary; + UInt32 DictionarySize; + UInt32 DictionaryPos; + UInt32 GlobalPos; + UInt32 Reps[4]; + int lc; + int lp; + int pb; + int State; + int PreviousIsMatch; + int RemainLen; +} LzmaVarState; + +int LzmaDecoderInit( + unsigned char *buffer, UInt32 bufferSize, + int lc, int lp, int pb, + unsigned char *dictionary, UInt32 dictionarySize, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback + #else + unsigned char *inStream, UInt32 inSize + #endif + ) +{ + LzmaVarState *vs = (LzmaVarState *)buffer; + CProb *p = (CProb *)(buffer + sizeof(LzmaVarState)); + UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + lp)); + UInt32 i; + if (bufferSize < numProbs * sizeof(CProb) + sizeof(LzmaVarState)) + return LZMA_RESULT_NOT_ENOUGH_MEM; + vs->Dictionary = dictionary; + vs->DictionarySize = dictionarySize; + vs->DictionaryPos = 0; + vs->GlobalPos = 0; + vs->Reps[0] = vs->Reps[1] = vs->Reps[2] = vs->Reps[3] = 1; + vs->lc = lc; + vs->lp = lp; + vs->pb = pb; + vs->State = 0; + vs->PreviousIsMatch = 0; + vs->RemainLen = 0; + dictionary[dictionarySize - 1] = 0; + for (i = 0; i < numProbs; i++) + p[i] = kBitModelTotal >> 1; + RangeDecoderInit(&vs->RangeDecoder, + #ifdef _LZMA_IN_CB + inCallback + #else + inStream, inSize + #endif + ); + return LZMA_RESULT_OK; +} + +int LzmaDecode(unsigned char *buffer, + unsigned char *outStream, UInt32 outSize, + UInt32 *outSizeProcessed) +{ + LzmaVarState *vs = (LzmaVarState *)buffer; + CProb *p = (CProb *)(buffer + sizeof(LzmaVarState)); + CRangeDecoder rd = vs->RangeDecoder; + int state = vs->State; + int previousIsMatch = vs->PreviousIsMatch; + Byte previousByte; + UInt32 rep0 = vs->Reps[0], rep1 = vs->Reps[1], rep2 = vs->Reps[2], rep3 = vs->Reps[3]; + UInt32 nowPos = 0; + UInt32 posStateMask = (1 << (vs->pb)) - 1; + UInt32 literalPosMask = (1 << (vs->lp)) - 1; + int lc = vs->lc; + int len = vs->RemainLen; + UInt32 globalPos = vs->GlobalPos; + + Byte *dictionary = vs->Dictionary; + UInt32 dictionarySize = vs->DictionarySize; + UInt32 dictionaryPos = vs->DictionaryPos; + + if (len == -1) + { + *outSizeProcessed = 0; + return LZMA_RESULT_OK; + } + + 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 + +int LzmaDecode( + Byte *buffer, UInt32 bufferSize, + int lc, int lp, int pb, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback, + #else + unsigned char *inStream, UInt32 inSize, + #endif + unsigned char *outStream, UInt32 outSize, + UInt32 *outSizeProcessed) +{ + UInt32 numProbs = Literal + ((UInt32)LZMA_LIT_SIZE << (lc + lp)); + CProb *p = (CProb *)buffer; + CRangeDecoder rd; + UInt32 i; + int state = 0; + int previousIsMatch = 0; + Byte previousByte = 0; + UInt32 rep0 = 1, rep1 = 1, rep2 = 1, rep3 = 1; + UInt32 nowPos = 0; + UInt32 posStateMask = (1 << pb) - 1; + UInt32 literalPosMask = (1 << lp) - 1; + int len = 0; + if (bufferSize < numProbs * sizeof(CProb)) + return LZMA_RESULT_NOT_ENOUGH_MEM; + for (i = 0; i < numProbs; i++) + p[i] = kBitModelTotal >> 1; + RangeDecoderInit(&rd, + #ifdef _LZMA_IN_CB + inCallback + #else + inStream, inSize + #endif + ); +#endif + + *outSizeProcessed = 0; + while(nowPos < outSize) + { + int posState = (int)( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + & posStateMask); + #ifdef _LZMA_IN_CB + if (rd.Result != LZMA_RESULT_OK) + return rd.Result; + #endif + if (rd.ExtraBytes != 0) + return LZMA_RESULT_DATA_ERROR; + if (RangeDecoderBitDecode(p + IsMatch + (state << kNumPosBitsMax) + posState, &rd) == 0) + { + CProb *probs = p + Literal + (LZMA_LIT_SIZE * + ((( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + & literalPosMask) << lc) + (previousByte >> (8 - lc)))); + + if (state < 4) state = 0; + else if (state < 10) state -= 3; + else state -= 6; + if (previousIsMatch) + { + Byte matchByte; + #ifdef _LZMA_OUT_READ + UInt32 pos = dictionaryPos - rep0; + if (pos >= dictionarySize) + pos += dictionarySize; + matchByte = dictionary[pos]; + #else + matchByte = outStream[nowPos - rep0]; + #endif + previousByte = LzmaLiteralDecodeMatch(probs, &rd, matchByte); + previousIsMatch = 0; + } + else + previousByte = LzmaLiteralDecode(probs, &rd); + outStream[nowPos++] = previousByte; + #ifdef _LZMA_OUT_READ + dictionary[dictionaryPos] = previousByte; + if (++dictionaryPos == dictionarySize) + dictionaryPos = 0; + #endif + } + else + { + previousIsMatch = 1; + if (RangeDecoderBitDecode(p + IsRep + state, &rd) == 1) + { + if (RangeDecoderBitDecode(p + IsRepG0 + state, &rd) == 0) + { + if (RangeDecoderBitDecode(p + IsRep0Long + (state << kNumPosBitsMax) + posState, &rd) == 0) + { + #ifdef _LZMA_OUT_READ + UInt32 pos; + #endif + if ( + (nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + == 0) + return LZMA_RESULT_DATA_ERROR; + state = state < 7 ? 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; + continue; + } + } + else + { + UInt32 distance; + if(RangeDecoderBitDecode(p + IsRepG1 + state, &rd) == 0) + distance = rep1; + else + { + if(RangeDecoderBitDecode(p + IsRepG2 + state, &rd) == 0) + distance = rep2; + else + { + distance = rep3; + rep3 = rep2; + } + rep2 = rep1; + } + rep1 = rep0; + rep0 = distance; + } + len = LzmaLenDecode(p + RepLenCoder, &rd, posState); + state = state < 7 ? 8 : 11; + } + else + { + int posSlot; + rep3 = rep2; + rep2 = rep1; + rep1 = rep0; + state = state < 7 ? 7 : 10; + len = LzmaLenDecode(p + LenCoder, &rd, posState); + posSlot = RangeDecoderBitTreeDecode(p + PosSlot + + ((len < kNumLenToPosStates ? len : kNumLenToPosStates - 1) << + kNumPosSlotBits), kNumPosSlotBits, &rd); + if (posSlot >= kStartPosModelIndex) + { + int numDirectBits = ((posSlot >> 1) - 1); + rep0 = ((2 | ((UInt32)posSlot & 1)) << numDirectBits); + if (posSlot < kEndPosModelIndex) + { + rep0 += RangeDecoderReverseBitTreeDecode( + p + SpecPos + rep0 - posSlot - 1, numDirectBits, &rd); + } + else + { + rep0 += RangeDecoderDecodeDirectBits(&rd, + numDirectBits - kNumAlignBits) << kNumAlignBits; + rep0 += RangeDecoderReverseBitTreeDecode(p + Align, kNumAlignBits, &rd); + } + } + else + rep0 = posSlot; + rep0++; + } + if (rep0 == (UInt32)(0)) + { + /* it's for stream version */ + len = -1; + break; + } + if (rep0 > nowPos + #ifdef _LZMA_OUT_READ + + globalPos + #endif + ) + { + return LZMA_RESULT_DATA_ERROR; + } + len += kMatchMinLen; + 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 + outStream[nowPos++] = previousByte; + len--; + } + while(len > 0 && nowPos < outSize); + } + } + + #ifdef _LZMA_OUT_READ + vs->RangeDecoder = rd; + vs->DictionaryPos = dictionaryPos; + vs->GlobalPos = globalPos + nowPos; + vs->Reps[0] = rep0; + vs->Reps[1] = rep1; + vs->Reps[2] = rep2; + vs->Reps[3] = rep3; + vs->State = state; + vs->PreviousIsMatch = previousIsMatch; + vs->RemainLen = len; + #endif + + *outSizeProcessed = nowPos; + return LZMA_RESULT_OK; +} diff --git a/target/image/brcm/lzma-loader/src/LzmaDecode.h b/target/image/brcm/lzma-loader/src/LzmaDecode.h new file mode 100644 index 0000000000..f58944e3c3 --- /dev/null +++ b/target/image/brcm/lzma-loader/src/LzmaDecode.h @@ -0,0 +1,100 @@ +/* + LzmaDecode.h + LZMA Decoder interface + + LZMA SDK 4.05 Copyright (c) 1999-2004 Igor Pavlov (2004-08-25) + 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 + +/* #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 */ + +#ifndef UInt32 +#ifdef _LZMA_UINT32_IS_ULONG +#define UInt32 unsigned long +#else +#define UInt32 unsigned int +#endif +#endif + +#ifdef _LZMA_PROB32 +#define CProb UInt32 +#else +#define CProb unsigned short +#endif + +#define LZMA_RESULT_OK 0 +#define LZMA_RESULT_DATA_ERROR 1 +#define LZMA_RESULT_NOT_ENOUGH_MEM 2 + +#ifdef _LZMA_IN_CB +typedef struct _ILzmaInCallback +{ + int (*Read)(void *object, unsigned char **buffer, UInt32 *bufferSize); +} ILzmaInCallback; +#endif + +#define LZMA_BASE_SIZE 1846 +#define LZMA_LIT_SIZE 768 + +/* +bufferSize = (LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp)))* sizeof(CProb) +bufferSize += 100 in case of _LZMA_OUT_READ +by default CProb is unsigned short, +but if specify _LZMA_PROB_32, CProb will be UInt32(unsigned int) +*/ + +#ifdef _LZMA_OUT_READ +int LzmaDecoderInit( + unsigned char *buffer, UInt32 bufferSize, + int lc, int lp, int pb, + unsigned char *dictionary, UInt32 dictionarySize, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback + #else + unsigned char *inStream, UInt32 inSize + #endif +); +#endif + +int LzmaDecode( + unsigned char *buffer, + #ifndef _LZMA_OUT_READ + UInt32 bufferSize, + int lc, int lp, int pb, + #ifdef _LZMA_IN_CB + ILzmaInCallback *inCallback, + #else + unsigned char *inStream, UInt32 inSize, + #endif + #endif + unsigned char *outStream, UInt32 outSize, + UInt32 *outSizeProcessed); + +#endif diff --git a/target/image/brcm/lzma-loader/src/Makefile b/target/image/brcm/lzma-loader/src/Makefile new file mode 100644 index 0000000000..85a864674b --- /dev/null +++ b/target/image/brcm/lzma-loader/src/Makefile @@ -0,0 +1,77 @@ +# +# Makefile for Broadcom BCM947XX boards +# +# Copyright 2001-2003, Broadcom Corporation +# All Rights Reserved. +# +# THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY +# KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM +# SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS +# FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. +# +# Copyright 2004 Manuel Novoa III <mjn3@codepoet.org> +# Modified to support bzip'd kernels. +# Of course, it would be better to integrate bunzip capability into CFE. +# +# Copyright 2005 Oleg I. Vdovikin <oleg@cs.msu.su> +# Cleaned up, modified for lzma support, removed from kernel +# + +TEXT_START := 0x80001000 +BZ_TEXT_START := 0x80300000 + +OBJCOPY := $(CROSS_COMPILE)objcopy -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 \ + -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap +CFLAGS += -DLOADADDR=$(TEXT_START) -D_LZMA_IN_CB + +ASFLAGS = $(CFLAGS) -D__ASSEMBLY__ -DBZ_TEXT_START=$(BZ_TEXT_START) + +SEDFLAGS := s/BZ_TEXT_START/$(BZ_TEXT_START)/;s/TEXT_START/$(TEXT_START)/ + +OBJECTS := head.o data.o + +all: loader.gz loader.elf + +# Don't build dependencies, this may die if $(CC) isn't gcc +dep: + +install: + +loader.gz: loader + gzip -nc9 $< > $@ + +loader.elf: loader.o + cp $< $@ + +loader: loader.o + $(OBJCOPY) $< $@ + +loader.o: loader.lds $(OBJECTS) + $(LD) -static --gc-sections -no-warn-mismatch -T loader.lds -o $@ $(OBJECTS) + +loader.lds: loader.lds.in Makefile + @sed "$(SEDFLAGS)" < $< > $@ + +data.o: data.lds decompress.image + $(LD) -no-warn-mismatch -T data.lds -r -o $@ -b binary decompress.image -b elf32-tradlittlemips + +data.lds: + @echo "SECTIONS { .data : { code_start = .; *(.data) code_stop = .; }}" > $@ + +decompress.image: decompress + $(OBJCOPY) $< $@ + +decompress: decompress.lds decompress.o LzmaDecode.o + $(LD) -static --gc-sections -no-warn-mismatch -T decompress.lds -o $@ decompress.o LzmaDecode.o + +decompress.lds: decompress.lds.in Makefile + @sed "$(SEDFLAGS)" < $< > $@ + +mrproper: clean + +clean: + rm -f loader.gz loader decompress *.lds *.o *.image diff --git a/target/image/brcm/lzma-loader/src/README b/target/image/brcm/lzma-loader/src/README new file mode 100644 index 0000000000..16649e9500 --- /dev/null +++ b/target/image/brcm/lzma-loader/src/README @@ -0,0 +1,55 @@ +/* + * LZMA compressed kernel decompressor for bcm947xx boards + * + * 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 as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +The code is intended to decompress kernel, being compressed using lzma utility +build using 7zip LZMA SDK. This utility is located in the LZMA_Alone directory + +decompressor code expects that your .trx file consist of three partitions: + +1) decompressor itself (this is gziped code which pmon/cfe will extract and run +on boot-up instead of real kernel) +2) LZMA compressed kernel (both streamed and regular modes are supported now) +3) Root filesystem + +Please be sure to apply the following patch for use this new trx layout (it will +allow using both new and old trx files for root filesystem lookup code) + +--- linuz/arch/mips/brcm-boards/bcm947xx/setup.c 2005-01-23 19:24:27.503322896 +0300 ++++ linux/arch/mips/brcm-boards/bcm947xx/setup.c 2005-01-23 19:29:05.237100944 +0300 +@@ -221,7 +221,9 @@ + /* Try looking at TRX header for rootfs offset */ + if (le32_to_cpu(trx->magic) == TRX_MAGIC) { + bcm947xx_parts[1].offset = off; +- if (le32_to_cpu(trx->offsets[1]) > off) ++ if (le32_to_cpu(trx->offsets[2]) > off) ++ off = le32_to_cpu(trx->offsets[2]); ++ else if (le32_to_cpu(trx->offsets[1]) > off) + off = le32_to_cpu(trx->offsets[1]); + continue; + } + + +Revision history: + 0.02 Initial release + 0.03 Added Mineharu Takahara <mtakahar@yahoo.com> patch to pass actual + output size to decoder (stream mode compressed input is not + a requirement anymore) + 0.04 Reordered functions using lds script diff --git a/target/image/brcm/lzma-loader/src/decompress.c b/target/image/brcm/lzma-loader/src/decompress.c new file mode 100644 index 0000000000..ec510e21e3 --- /dev/null +++ b/target/image/brcm/lzma-loader/src/decompress.c @@ -0,0 +1,175 @@ +/* + * LZMA compressed kernel decompressor for bcm947xx boards + * + * 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 as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * + * Please note, this was code based on the bunzip2 decompressor code + * by Manuel Novoa III (mjn3@codepoet.org), although the only thing left + * is an idea and part of original vendor code + * + * + * 12-Mar-2005 Mineharu Takahara <mtakahar@yahoo.com> + * pass actual output size to decoder (stream mode + * compressed input is not a requirement anymore) + * + * 24-Apr-2005 Oleg I. Vdovikin + * reordered functions using lds script, removed forward decl + * + */ + +#include "LzmaDecode.h" + +#define BCM4710_FLASH 0x1fc00000 /* Flash */ + +#define KSEG0 0x80000000 +#define KSEG1 0xa0000000 + +#define KSEG1ADDR(a) ((((unsigned)(a)) & 0x1fffffffU) | KSEG1) + +#define Index_Invalidate_I 0x00 +#define Index_Writeback_Inv_D 0x01 + +#define cache_unroll(base,op) \ + __asm__ __volatile__( \ + ".set noreorder;\n" \ + ".set mips3;\n" \ + "cache %1, (%0);\n" \ + ".set mips0;\n" \ + ".set reorder\n" \ + : \ + : "r" (base), \ + "i" (op)); + +static __inline__ void blast_icache(unsigned long size, unsigned long lsize) +{ + unsigned long start = KSEG0; + unsigned long end = (start + size); + + while(start < end) { + cache_unroll(start,Index_Invalidate_I); + start += lsize; + } +} + +static __inline__ void blast_dcache(unsigned long size, unsigned long lsize) +{ + unsigned long start = KSEG0; + unsigned long end = (start + size); + + while(start < end) { + cache_unroll(start,Index_Writeback_Inv_D); + start += lsize; + } +} + +#define TRX_MAGIC 0x30524448 /* "HDR0" */ + +struct trx_header { + unsigned int magic; /* "HDR0" */ + unsigned int len; /* Length of file including header */ + unsigned int crc32; /* 32-bit CRC from flag_version to end of file */ + unsigned int flag_version; /* 0:15 flags, 16:31 version */ + unsigned int offsets[3]; /* Offsets of partitions from start of header */ +}; + +/* beyound the image end, size not known in advance */ +extern unsigned char workspace[]; + +unsigned int offset; +unsigned char *data; + +/* flash access should be aligned, so wrapper is used */ +/* read byte from the flash, all accesses are 32-bit aligned */ +static int read_byte(void *object, unsigned char **buffer, UInt32 *bufferSize) +{ + static unsigned int val; + + if (((unsigned int)offset % 4) == 0) { + val = *(unsigned int *)data; + data += 4; + } + + *bufferSize = 1; + *buffer = ((unsigned char *)&val) + (offset++ & 3); + + return LZMA_RESULT_OK; +} + +static __inline__ unsigned char get_byte(void) +{ + unsigned char *buffer; + UInt32 fake; + + return read_byte(0, &buffer, &fake), *buffer; +} + +/* should be the first function */ +void entry(unsigned long icache_size, unsigned long icache_lsize, + unsigned long dcache_size, unsigned long dcache_lsize) +{ + unsigned int i; /* temp value */ + unsigned int lc; /* literal context bits */ + unsigned int lp; /* literal pos state bits */ + unsigned int pb; /* pos state bits */ + unsigned int osize; /* uncompressed size */ + + ILzmaInCallback callback; + callback.Read = read_byte; + + /* look for trx header, 32-bit data access */ + for (data = ((unsigned char *) KSEG1ADDR(BCM4710_FLASH)); + ((struct trx_header *)data)->magic != TRX_MAGIC; data += 65536); + + /* compressed kernel is in the partition 0 or 1 */ + if (((struct trx_header *)data)->offsets[1] > 65536) + data += ((struct trx_header *)data)->offsets[0]; + else + data += ((struct trx_header *)data)->offsets[1]; + + offset = 0; + + /* lzma args */ + i = get_byte(); + lc = i % 9, i = i / 9; + lp = i % 5, pb = i / 5; + + /* skip rest of the LZMA coder property */ + for (i = 0; i < 4; i++) + get_byte(); + + /* read the lower half of uncompressed size in the header */ + osize = ((unsigned int)get_byte()) + + ((unsigned int)get_byte() << 8) + + ((unsigned int)get_byte() << 16) + + ((unsigned int)get_byte() << 24); + + /* skip rest of the header (upper half of uncompressed size) */ + for (i = 0; i < 4; i++) + get_byte(); + + /* decompress kernel */ + if (LzmaDecode(workspace, ~0, lc, lp, pb, &callback, + (unsigned char*)LOADADDR, osize, &i) == LZMA_RESULT_OK) + { + blast_dcache(dcache_size, dcache_lsize); + blast_icache(icache_size, icache_lsize); + + /* Jump to load address */ + ((void (*)(void)) LOADADDR)(); + } +} diff --git a/target/image/brcm/lzma-loader/src/decompress.lds.in b/target/image/brcm/lzma-loader/src/decompress.lds.in new file mode 100644 index 0000000000..33f56f8a09 --- /dev/null +++ b/target/image/brcm/lzma-loader/src/decompress.lds.in @@ -0,0 +1,20 @@ +OUTPUT_ARCH(mips) +ENTRY(entry) +SECTIONS { + . = BZ_TEXT_START; + .text : { + *(.text.entry) + *(.text) + *(.rodata) + } + + .data : { + *(.data) + } + + .bss : { + *(.bss) + } + + workspace = .; +} diff --git a/target/image/brcm/lzma-loader/src/head.S b/target/image/brcm/lzma-loader/src/head.S new file mode 100644 index 0000000000..9bfbd53d51 --- /dev/null +++ b/target/image/brcm/lzma-loader/src/head.S @@ -0,0 +1,155 @@ +/* Copyright 2005 Oleg I. Vdovikin (oleg@cs.msu.su) */ +/* cache manipulation adapted from Broadcom code */ +/* idea taken from original bunzip2 decompressor code */ +/* Copyright 2004 Manuel Novoa III (mjn3@codepoet.org) */ +/* Licensed under the linux kernel's version of the GPL.*/ + +#include <asm/asm.h> +#include <asm/regdef.h> + +#define KSEG0 0x80000000 + +#define C0_CONFIG $16 +#define C0_TAGLO $28 +#define C0_TAGHI $29 + +#define CONF1_DA_SHIFT 7 /* D$ associativity */ +#define CONF1_DA_MASK 0x00000380 +#define CONF1_DA_BASE 1 +#define CONF1_DL_SHIFT 10 /* D$ line size */ +#define CONF1_DL_MASK 0x00001c00 +#define CONF1_DL_BASE 2 +#define CONF1_DS_SHIFT 13 /* D$ sets/way */ +#define CONF1_DS_MASK 0x0000e000 +#define CONF1_DS_BASE 64 +#define CONF1_IA_SHIFT 16 /* I$ associativity */ +#define CONF1_IA_MASK 0x00070000 +#define CONF1_IA_BASE 1 +#define CONF1_IL_SHIFT 19 /* I$ line size */ +#define CONF1_IL_MASK 0x00380000 +#define CONF1_IL_BASE 2 +#define CONF1_IS_SHIFT 22 /* Instruction cache sets/way */ +#define CONF1_IS_MASK 0x01c00000 +#define CONF1_IS_BASE 64 + +#define Index_Invalidate_I 0x00 +#define Index_Writeback_Inv_D 0x01 + + .text + LEAF(startup) + .set noreorder + + /* Copy decompressor code to the right place */ + li t2, BZ_TEXT_START + add a0, t2, 0 + la a1, code_start + la a2, code_stop +$L1: + lw t0, 0(a1) + sw t0, 0(a0) + add a1, 4 + add a0, 4 + blt a1, a2, $L1 + nop + + /* At this point we need to invalidate dcache and */ + /* icache before jumping to new code */ + +1: /* Get cache sizes */ + .set mips32 + mfc0 s0,C0_CONFIG,1 + .set mips0 + + li s1,CONF1_DL_MASK + and s1,s0 + beq s1,zero,nodc + nop + + srl s1,CONF1_DL_SHIFT + li t0,CONF1_DL_BASE + sll s1,t0,s1 /* s1 has D$ cache line size */ + + li s2,CONF1_DA_MASK + and s2,s0 + srl s2,CONF1_DA_SHIFT + addiu s2,CONF1_DA_BASE /* s2 now has D$ associativity */ + + li t0,CONF1_DS_MASK + and t0,s0 + srl t0,CONF1_DS_SHIFT + li s3,CONF1_DS_BASE + sll s3,s3,t0 /* s3 has D$ sets per way */ + + multu s2,s3 /* sets/way * associativity */ + mflo t0 /* total cache lines */ + + multu s1,t0 /* D$ linesize * lines */ + mflo s2 /* s2 is now D$ size in bytes */ + + /* Initilize the D$: */ + mtc0 zero,C0_TAGLO + mtc0 zero,C0_TAGHI + + li t0,KSEG0 /* Just an address for the first $ line */ + addu t1,t0,s2 /* + size of cache == end */ + + .set mips3 +1: cache Index_Writeback_Inv_D,0(t0) + .set mips0 + bne t0,t1,1b + addu t0,s1 + +nodc: + /* Now we get to do it all again for the I$ */ + + move s3,zero /* just in case there is no icache */ + move s4,zero + + li t0,CONF1_IL_MASK + and t0,s0 + beq t0,zero,noic + nop + + srl t0,CONF1_IL_SHIFT + li s3,CONF1_IL_BASE + sll s3,t0 /* s3 has I$ cache line size */ + + li t0,CONF1_IA_MASK + and t0,s0 + srl t0,CONF1_IA_SHIFT + addiu s4,t0,CONF1_IA_BASE /* s4 now has I$ associativity */ + + li t0,CONF1_IS_MASK + and t0,s0 + srl t0,CONF1_IS_SHIFT + li s5,CONF1_IS_BASE + sll s5,t0 /* s5 has I$ sets per way */ + + multu s4,s5 /* sets/way * associativity */ + mflo t0 /* s4 is now total cache lines */ + + multu s3,t0 /* I$ linesize * lines */ + mflo s4 /* s4 is cache size in bytes */ + + /* Initilize the I$: */ + mtc0 zero,C0_TAGLO + mtc0 zero,C0_TAGHI + + li t0,KSEG0 /* Just an address for the first $ line */ + addu t1,t0,s4 /* + size of cache == end */ + + .set mips3 +1: cache Index_Invalidate_I,0(t0) + .set mips0 + bne t0,t1,1b + addu t0,s3 + +noic: + move a0,s3 /* icache line size */ + move a1,s4 /* icache size */ + move a2,s1 /* dcache line size */ + jal t2 + move a3,s2 /* dcache size */ + + .set reorder + END(startup) diff --git a/target/image/brcm/lzma-loader/src/loader.lds.in b/target/image/brcm/lzma-loader/src/loader.lds.in new file mode 100644 index 0000000000..20f2ea98ec --- /dev/null +++ b/target/image/brcm/lzma-loader/src/loader.lds.in @@ -0,0 +1,17 @@ +OUTPUT_ARCH(mips) +ENTRY(startup) +SECTIONS { + . = TEXT_START; + .text : { + *(.text) + *(.rodata) + } + + .data : { + *(.data) + } + + .bss : { + *(.bss) + } +} diff --git a/target/image/generic/Makefile b/target/image/generic/Makefile new file mode 100644 index 0000000000..3cb3b2e0b6 --- /dev/null +++ b/target/image/generic/Makefile @@ -0,0 +1,6 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +# use default targets for everything + +$(eval $(call BuildImage)) diff --git a/target/image/generic/lzma-loader/Makefile b/target/image/generic/lzma-loader/Makefile new file mode 100644 index 0000000000..3de04a81a8 --- /dev/null +++ b/target/image/generic/lzma-loader/Makefile @@ -0,0 +1,37 @@ +# $Id: Makefile 1823 2005-09-01 20:07:42Z nbd $ + +include $(TOPDIR)/rules.mk + +PKG_NAME := loader +PKG_VERSION := 0.05 + +PKG_BUILD_DIR := $(KDIR)/$(PKG_NAME)-$(PKG_VERSION) + +$(PKG_BUILD_DIR)/.prepared: + mkdir $(PKG_BUILD_DIR) + $(CP) ./src/* $(PKG_BUILD_DIR)/ + touch $@ + +$(PKG_BUILD_DIR)/lzma.elf: $(PKG_BUILD_DIR)/.prepared $(PKG_BUILD_DIR)/vmlinux.lzma + $(MAKE) -C $(PKG_BUILD_DIR) CC=$(TARGET_CC) \ + LD=$(TARGET_CROSS)ld CROSS_COMPILE=$(TARGET_CROSS) \ + RAMSIZE=$(RAMSIZE) \ + LOADADDR=$(LOADADDR) \ + KERNEL_ENTRY=$(KERNEL_ENTRY) \ + IMAGE_COPY=$(IMAGE_COPY) + + +$(PKG_BUILD_DIR)/vmlinux.lzma: $(KDIR)/vmlinux.lzma + $(CP) $< $@ + +$(KDIR)/loader.elf: $(PKG_BUILD_DIR)/lzma.elf + $(CP) $< $@ + +source: +prepare: $(PKG_BUILD_DIR)/.prepared +compile: $(KDIR)/loader.elf +install: + +clean: + rm -rf $(PKG_BUILD_DIR) + rm -f $(KDIR)/loader.elf diff --git a/target/image/generic/lzma-loader/src/LzmaDecode.c b/target/image/generic/lzma-loader/src/LzmaDecode.c new file mode 100644 index 0000000000..c90a0d3ef4 --- /dev/null +++ b/target/image/generic/lzma-loader/src/LzmaDecode.c @@ -0,0 +1,590 @@ +/* + LzmaDecode.c + LZMA Decoder (optimized for Speed version) + + LZMA SDK 4.22 Copyright (c) 1999-2005 Igor Pavlov (2005-06-10) + 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" + +#ifndef Byte +#define Byte unsigned char +#endif + +#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 + +#if 0 +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; +} +#endif + +#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/image/generic/lzma-loader/src/LzmaDecode.h b/target/image/generic/lzma-loader/src/LzmaDecode.h new file mode 100644 index 0000000000..213062af12 --- /dev/null +++ b/target/image/generic/lzma-loader/src/LzmaDecode.h @@ -0,0 +1,131 @@ +/* + LzmaDecode.h + LZMA Decoder interface + + LZMA SDK 4.21 Copyright (c) 1999-2005 Igor Pavlov (2005-06-08) + 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 + +/* #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 */ + +/* #define _LZMA_SYSTEM_SIZE_T */ +/* Use system's size_t. You can use it to enable 64-bit sizes supporting*/ + +#ifndef UInt32 +#ifdef _LZMA_UINT32_IS_ULONG +#define UInt32 unsigned long +#else +#define UInt32 unsigned int +#endif +#endif + +#ifndef SizeT +#ifdef _LZMA_SYSTEM_SIZE_T +#include <stddef.h> +#define SizeT size_t +#else +#define SizeT UInt32 +#endif +#endif + +#ifdef _LZMA_PROB32 +#define CProb UInt32 +#else +#define CProb unsigned short +#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/image/generic/lzma-loader/src/Makefile b/target/image/generic/lzma-loader/src/Makefile new file mode 100644 index 0000000000..54356889f5 --- /dev/null +++ b/target/image/generic/lzma-loader/src/Makefile @@ -0,0 +1,57 @@ +LOADADDR = 0x80400000 # RAM start + 4M +KERNEL_ENTRY = 0x80001000 +RAMSIZE = 0x00100000 # 1MB +IMAGE_COPY:=0 + +CROSS_COMPILE = mips-linux- + +OBJCOPY:= $(CROSS_COMPILE)objcopy -O binary -R .reginfo -R .note -R .comment -R .mdebug -S +CFLAGS := -fno-builtin -Os -G 0 -ffunction-sections -mno-abicalls -fno-pic -mabi=32 -march=mips32 -Wa,-32 -Wa,-march=mips32 -Wa,-mips32 -Wa,--trap -Wall -DRAMSIZE=${RAMSIZE} -DKERNEL_ENTRY=${KERNEL_ENTRY} -D_LZMA_IN_CB +ifeq ($(IMAGE_COPY),1) +CFLAGS += -DLOADADDR=${LOADADDR} -DIMAGE_COPY=1 +endif + +.S.s: + $(CPP) $(CFLAGS) $< -o $*.s +.S.o: + $(CC) $(CFLAGS) -c $< -o $*.o +.c.o: + $(CC) $(CFLAGS) -c $< -o $*.o + +CC = $(CROSS_COMPILE)gcc +LD = $(CROSS_COMPILE)ld +OBJDUMP = $(CROSS_COMPILE)objdump + +O_FORMAT = $(shell $(OBJDUMP) -i | head -2 | grep elf32) + +# Drop some uninteresting sections in the kernel. +# This is only relevant for ELF kernels but doesn't hurt a.out +drop-sections = .reginfo .mdebug .comment +strip-flags = $(addprefix --remove-section=,$(drop-sections)) + +all : lzma.elf + +lzma.lds: lzma.lds.in + sed -e 's,@LOADADDR@,$(LOADADDR),g' -e 's,@ENTRY@,_start,g' $< >$@ + +kernel.o: vmlinux.lzma lzma.lds + $(LD) -r -b binary --oformat $(O_FORMAT) -o $@ $< + +ifeq ($(IMAGE_COPY),1) +lzma.o: decompress.o LzmaDecode.o kernel.o + sed -e 's,@LOADADDR@,$(LOADADDR),g' -e 's,@ENTRY@,entry,g' lzma.lds.in >lzma-stage2.lds + $(LD) -static --no-warn-mismatch -e entry -Tlzma-stage2.lds -o temp-$@ $^ + $(OBJCOPY) temp-$@ lzma.tmp + @echo "SECTIONS { .data : { code_start = .; *(.data) code_stop = .; }}" > lzma-data.lds + $(LD) -no-warn-mismatch -T lzma-data.lds -r -o $@ -b binary lzma.tmp --oformat $(O_FORMAT) + +lzma.elf: start.o lzma.o + sed -e 's,@LOADADDR@,$(KERNEL_ENTRY),g' lzma-copy.lds.in >lzma-copy.lds + $(LD) -s -Tlzma-copy.lds -o $@ $^ +else +lzma.elf: start.o decompress.o LzmaDecode.o kernel.o + $(LD) -s -Tlzma.lds -o $@ $^ +endif + +clean: + rm -f *.o lzma.elf *.tmp *.lds diff --git a/target/image/generic/lzma-loader/src/decompress.c b/target/image/generic/lzma-loader/src/decompress.c new file mode 100644 index 0000000000..4ed432d1a5 --- /dev/null +++ b/target/image/generic/lzma-loader/src/decompress.c @@ -0,0 +1,154 @@ +/* + * LZMA compressed kernel decompressor for bcm947xx boards + * + * 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 as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * + * Please note, this was code based on the bunzip2 decompressor code + * by Manuel Novoa III (mjn3@codepoet.org), although the only thing left + * is an idea and part of original vendor code + * + * + * 12-Mar-2005 Mineharu Takahara <mtakahar@yahoo.com> + * pass actual output size to decoder (stream mode + * compressed input is not a requirement anymore) + * + * 24-Apr-2005 Oleg I. Vdovikin + * reordered functions using lds script, removed forward decl + * + * ??-Nov-2005 Mike Baker + * reorder the script as an lzma wrapper; do not depend on flash access + */ + +#include "LzmaDecode.h" + +#define KSEG0 0x80000000 +#define KSEG1 0xa0000000 + +#define KSEG1ADDR(a) ((((unsigned)(a)) & 0x1fffffffU) | KSEG1) + +#define Index_Invalidate_I 0x00 +#define Index_Writeback_Inv_D 0x01 + +#define cache_unroll(base,op) \ + __asm__ __volatile__( \ + ".set noreorder;\n" \ + ".set mips3;\n" \ + "cache %1, (%0);\n" \ + ".set mips0;\n" \ + ".set reorder\n" \ + : \ + : "r" (base), \ + "i" (op)); + + +static __inline__ void blast_icache(unsigned long size, unsigned long lsize) +{ + unsigned long start = KSEG0; + unsigned long end = (start + size); + + while(start < end) { + cache_unroll(start,Index_Invalidate_I); + start += lsize; + } +} + +static __inline__ void blast_dcache(unsigned long size, unsigned long lsize) +{ + unsigned long start = KSEG0; + unsigned long end = (start + size); + + while(start < end) { + cache_unroll(start,Index_Writeback_Inv_D); + start += lsize; + } +} + +unsigned char *data; + +static int read_byte(void *object, unsigned char **buffer, UInt32 *bufferSize) +{ + *bufferSize = 1; + *buffer = data; + ++data; + return LZMA_RESULT_OK; +} + +static __inline__ unsigned char get_byte(void) +{ + unsigned char *buffer; + UInt32 fake; + + return read_byte(0, &buffer, &fake), *buffer; +} + +static char *buffer = (char *)0x80C00000; +extern char lzma_start[]; +extern char lzma_end[]; + +/* should be the first function */ +void entry(unsigned long icache_size, unsigned long icache_lsize, + unsigned long dcache_size, unsigned long dcache_lsize) +{ + unsigned int i; /* temp value */ + unsigned int osize; /* uncompressed size */ + volatile unsigned int arg0, arg1, arg2, arg3; + + /* restore argument registers */ + __asm__ __volatile__ ("ori %0, $12, 0":"=r"(arg0)); + __asm__ __volatile__ ("ori %0, $13, 0":"=r"(arg1)); + __asm__ __volatile__ ("ori %0, $14, 0":"=r"(arg2)); + __asm__ __volatile__ ("ori %0, $15, 0":"=r"(arg3)); + + ILzmaInCallback callback; + CLzmaDecoderState vs; + callback.Read = read_byte; + + data = lzma_start; + + /* lzma args */ + i = get_byte(); + vs.Properties.lc = i % 9, i = i / 9; + vs.Properties.lp = i % 5, vs.Properties.pb = i / 5; + + vs.Probs = (CProb *)buffer; + + /* skip rest of the LZMA coder property */ + for (i = 0; i < 4; i++) + get_byte(); + + /* read the lower half of uncompressed size in the header */ + osize = ((unsigned int)get_byte()) + + ((unsigned int)get_byte() << 8) + + ((unsigned int)get_byte() << 16) + + ((unsigned int)get_byte() << 24); + + /* skip rest of the header (upper half of uncompressed size) */ + for (i = 0; i < 4; i++) + get_byte(); + + /* decompress kernel */ + if ((i = LzmaDecode(&vs, &callback, + (unsigned char*)KERNEL_ENTRY, osize, &osize)) == LZMA_RESULT_OK) + { + blast_dcache(dcache_size, dcache_lsize); + blast_icache(icache_size, icache_lsize); + + /* Jump to load address */ + ((void (*)(int a0, int a1, int a2, int a3)) KERNEL_ENTRY)(arg0, arg1, arg2, arg3); + } +} diff --git a/target/image/generic/lzma-loader/src/lzma-copy.lds.in b/target/image/generic/lzma-loader/src/lzma-copy.lds.in new file mode 100644 index 0000000000..fbc87ab8e2 --- /dev/null +++ b/target/image/generic/lzma-loader/src/lzma-copy.lds.in @@ -0,0 +1,20 @@ +OUTPUT_ARCH(mips) +ENTRY(_start) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = @LOADADDR@; + .text : + { + _ftext = . ; + *(.text) + *(.rodata) + } =0 + + .reginfo : { *(.reginfo) } + + .bss : + { + *(.bss) + } +} diff --git a/target/image/generic/lzma-loader/src/lzma.lds.in b/target/image/generic/lzma-loader/src/lzma.lds.in new file mode 100644 index 0000000000..6021cec014 --- /dev/null +++ b/target/image/generic/lzma-loader/src/lzma.lds.in @@ -0,0 +1,24 @@ +OUTPUT_ARCH(mips) +ENTRY(@ENTRY@) +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = @LOADADDR@; + .text : + { + _ftext = . ; + *(.text.entry) + *(.text) + *(.rodata) + lzma_start = .; + kernel.o + lzma_end = .; + } =0 + + .reginfo : { *(.reginfo) } + + .bss : + { + *(.bss) + } +} diff --git a/target/image/generic/lzma-loader/src/print.c b/target/image/generic/lzma-loader/src/print.c new file mode 100644 index 0000000000..950687beff --- /dev/null +++ b/target/image/generic/lzma-loader/src/print.c @@ -0,0 +1,324 @@ +/* + * 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 "print.h" + +/* macros */ +#define IsDigit(x) ( ((x) >= '0') && ((x) <= '9') ) +#define Ctod(x) ( (x) - '0') + +/* forward declaration */ +extern int PrintChar(char *, char, int, int); +extern int PrintString(char *, char *, int, int); +extern 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. + */ +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 --------------------- */ +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; +} + +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; +} + +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; +} diff --git a/target/image/generic/lzma-loader/src/print.h b/target/image/generic/lzma-loader/src/print.h new file mode 100644 index 0000000000..b051463909 --- /dev/null +++ b/target/image/generic/lzma-loader/src/print.h @@ -0,0 +1,36 @@ +/* + * 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 _print_h_ +#define _print_h_ + +#include <stdarg.h> + +/* this is the maximum width for a variable */ +#define LP_MAX_BUF 80 + +/* -*- + * output function takes an void pointer which is passed in as the + * second argument in lp_Print(). This black-box argument gives output + * function a way to track state. + * + * The second argument in output function is a pointer to char buffer. + * The third argument specifies the number of chars to outputed. + * + * output function cannot assume the buffer is null-terminated after + * l number of chars. + */ +void lp_Print(void (*output)(void *, char *, int), + void * arg, + char *fmt, + va_list ap); + +#endif diff --git a/target/image/generic/lzma-loader/src/printf.c b/target/image/generic/lzma-loader/src/printf.c new file mode 100644 index 0000000000..49bd50d7c7 --- /dev/null +++ b/target/image/generic/lzma-loader/src/printf.c @@ -0,0 +1,35 @@ +/* + * 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" +#include "print.h" +#include "uart16550.h" + +static void myoutput(void *arg, char *s, int l) +{ + int i; + + // special termination call + if ((l==1) && (s[0] == '\0')) return; + + for (i=0; i< l; i++) { + Uart16550Put(s[i]); + if (s[i] == '\n') Uart16550Put('\r'); + } +} + +void printf(char *fmt, ...) +{ + va_list ap; + va_start(ap, fmt); + lp_Print(myoutput, 0, fmt, ap); + va_end(ap); +} diff --git a/target/image/generic/lzma-loader/src/printf.h b/target/image/generic/lzma-loader/src/printf.h new file mode 100644 index 0000000000..9b1c1df232 --- /dev/null +++ b/target/image/generic/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_ */ diff --git a/target/image/generic/lzma-loader/src/start.S b/target/image/generic/lzma-loader/src/start.S new file mode 100644 index 0000000000..9a85c4c357 --- /dev/null +++ b/target/image/generic/lzma-loader/src/start.S @@ -0,0 +1,160 @@ +#include <asm/asm.h> +#include <asm/regdef.h> + +#define KSEG0 0x80000000 + +#define C0_CONFIG $16 +#define C0_TAGLO $28 +#define C0_TAGHI $29 + +#define CONF1_DA_SHIFT 7 /* D$ associativity */ +#define CONF1_DA_MASK 0x00000380 +#define CONF1_DA_BASE 1 +#define CONF1_DL_SHIFT 10 /* D$ line size */ +#define CONF1_DL_MASK 0x00001c00 +#define CONF1_DL_BASE 2 +#define CONF1_DS_SHIFT 13 /* D$ sets/way */ +#define CONF1_DS_MASK 0x0000e000 +#define CONF1_DS_BASE 64 +#define CONF1_IA_SHIFT 16 /* I$ associativity */ +#define CONF1_IA_MASK 0x00070000 +#define CONF1_IA_BASE 1 +#define CONF1_IL_SHIFT 19 /* I$ line size */ +#define CONF1_IL_MASK 0x00380000 +#define CONF1_IL_BASE 2 +#define CONF1_IS_SHIFT 22 /* Instruction cache sets/way */ +#define CONF1_IS_MASK 0x01c00000 +#define CONF1_IS_BASE 64 + +#define Index_Invalidate_I 0x00 +#define Index_Writeback_Inv_D 0x01 + +LEAF(_start) + + .set mips32 + .set noreorder + + /* save argument registers */ + move t4, a0 + move t5, a1 + move t6, a2 + move t7, a3 + + /* set up stack */ + li sp, 0xa0000000 + RAMSIZE - 16 + +#ifdef IMAGE_COPY + /* Copy decompressor code to the right place */ + li t2, LOADADDR + add a0, t2, 0 + la a1, code_start + la a2, code_stop +$L1: + lw t0, 0(a1) + sw t0, 0(a0) + add a1, 4 + add a0, 4 + blt a1, a2, $L1 + nop +#endif + + /* At this point we need to invalidate dcache and */ + /* icache before jumping to new code */ + +1: /* Get cache sizes */ + mfc0 s0,C0_CONFIG,1 + + li s1,CONF1_DL_MASK + and s1,s0 + beq s1,zero,nodc + nop + + srl s1,CONF1_DL_SHIFT + li t0,CONF1_DL_BASE + sll s1,t0,s1 /* s1 has D$ cache line size */ + + li s2,CONF1_DA_MASK + and s2,s0 + srl s2,CONF1_DA_SHIFT + addiu s2,CONF1_DA_BASE /* s2 now has D$ associativity */ + + li t0,CONF1_DS_MASK + and t0,s0 + srl t0,CONF1_DS_SHIFT + li s3,CONF1_DS_BASE + sll s3,s3,t0 /* s3 has D$ sets per way */ + + multu s2,s3 /* sets/way * associativity */ + mflo t0 /* total cache lines */ + + multu s1,t0 /* D$ linesize * lines */ + mflo s2 /* s2 is now D$ size in bytes */ + + /* Initilize the D$: */ + mtc0 zero,C0_TAGLO + mtc0 zero,C0_TAGHI + + li t0,KSEG0 /* Just an address for the first $ line */ + addu t1,t0,s2 /* + size of cache == end */ + +1: cache Index_Writeback_Inv_D,0(t0) + bne t0,t1,1b + addu t0,s1 + +nodc: + /* Now we get to do it all again for the I$ */ + + move s3,zero /* just in case there is no icache */ + move s4,zero + + li t0,CONF1_IL_MASK + and t0,s0 + beq t0,zero,noic + nop + + srl t0,CONF1_IL_SHIFT + li s3,CONF1_IL_BASE + sll s3,t0 /* s3 has I$ cache line size */ + + li t0,CONF1_IA_MASK + and t0,s0 + srl t0,CONF1_IA_SHIFT + addiu s4,t0,CONF1_IA_BASE /* s4 now has I$ associativity */ + + li t0,CONF1_IS_MASK + and t0,s0 + srl t0,CONF1_IS_SHIFT + li s5,CONF1_IS_BASE + sll s5,t0 /* s5 has I$ sets per way */ + + multu s4,s5 /* sets/way * associativity */ + mflo t0 /* s4 is now total cache lines */ + + multu s3,t0 /* I$ linesize * lines */ + mflo s4 /* s4 is cache size in bytes */ + + /* Initilize the I$: */ + mtc0 zero,C0_TAGLO + mtc0 zero,C0_TAGHI + + li t0,KSEG0 /* Just an address for the first $ line */ + addu t1,t0,s4 /* + size of cache == end */ + +1: cache Index_Invalidate_I,0(t0) + bne t0,t1,1b + addu t0,s3 +noic: + /* jump to main */ + move a0,s3 /* icache line size */ + move a1,s4 /* icache size */ + move a2,s1 /* dcache line size */ +#ifdef IMAGE_COPY + jal t2 +#else + jal entry +#endif + move a3,s2 /* dcache size */ + + .set reorder +END(_start) + diff --git a/target/image/generic/lzma-loader/src/uart16550.c b/target/image/generic/lzma-loader/src/uart16550.c new file mode 100644 index 0000000000..7df5727600 --- /dev/null +++ b/target/image/generic/lzma-loader/src/uart16550.c @@ -0,0 +1,86 @@ +/* + * 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 "uart16550.h" + +/* === CONFIG === */ + +#define BASE 0xb8058000 +#define MAX_BAUD 1152000 +#define REG_OFFSET 4 + +/* === END OF CONFIG === */ + +/* register offset */ +#define OFS_RCV_BUFFER (0*REG_OFFSET) +#define OFS_TRANS_HOLD (0*REG_OFFSET) +#define OFS_SEND_BUFFER (0*REG_OFFSET) +#define OFS_INTR_ENABLE (1*REG_OFFSET) +#define OFS_INTR_ID (2*REG_OFFSET) +#define OFS_DATA_FORMAT (3*REG_OFFSET) +#define OFS_LINE_CONTROL (3*REG_OFFSET) +#define OFS_MODEM_CONTROL (4*REG_OFFSET) +#define OFS_RS232_OUTPUT (4*REG_OFFSET) +#define OFS_LINE_STATUS (5*REG_OFFSET) +#define OFS_MODEM_STATUS (6*REG_OFFSET) +#define OFS_RS232_INPUT (6*REG_OFFSET) +#define OFS_SCRATCH_PAD (7*REG_OFFSET) + +#define OFS_DIVISOR_LSB (0*REG_OFFSET) +#define OFS_DIVISOR_MSB (1*REG_OFFSET) + + +/* memory-mapped read/write of the port */ +#define UART16550_READ(y) (*((volatile uint32*)(BASE + y))) +#define UART16550_WRITE(y, z) ((*((volatile uint32*)(BASE + y))) = z) + +#define DEBUG_LED (*(unsigned short*)0xb7ffffc0) +#define OutputLED(x) (DEBUG_LED = x) + +void Uart16550Init(uint32 baud, uint8 data, uint8 parity, uint8 stop) +{ + /* disable interrupts */ + UART16550_WRITE(OFS_INTR_ENABLE, 0); + + /* set up buad rate */ + { + uint32 divisor; + + /* set DIAB bit */ + UART16550_WRITE(OFS_LINE_CONTROL, 0x80); + + /* set divisor */ + divisor = MAX_BAUD / baud; + UART16550_WRITE(OFS_DIVISOR_LSB, divisor & 0xff); + UART16550_WRITE(OFS_DIVISOR_MSB, (divisor & 0xff00)>>8); + + /* clear DIAB bit */ + UART16550_WRITE(OFS_LINE_CONTROL, 0x0); + } + + /* set data format */ + UART16550_WRITE(OFS_DATA_FORMAT, data | parity | stop); +} + +uint8 Uart16550GetPoll() +{ + while((UART16550_READ(OFS_LINE_STATUS) & 0x1) == 0); + return UART16550_READ(OFS_RCV_BUFFER); +} + + +void Uart16550Put(uint8 byte) +{ + while ((UART16550_READ(OFS_LINE_STATUS) &0x20) == 0); + UART16550_WRITE(OFS_SEND_BUFFER, byte); +} + diff --git a/target/image/generic/lzma-loader/src/uart16550.h b/target/image/generic/lzma-loader/src/uart16550.h new file mode 100644 index 0000000000..b3fd6fdd75 --- /dev/null +++ b/target/image/generic/lzma-loader/src/uart16550.h @@ -0,0 +1,47 @@ +/* + * 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 _uart16550_h_ +#define _uart16550_h_ + +typedef unsigned char uint8; +typedef unsigned int uint32; + +#define UART16550_BAUD_2400 2400 +#define UART16550_BAUD_4800 4800 +#define UART16550_BAUD_9600 9600 +#define UART16550_BAUD_19200 19200 +#define UART16550_BAUD_38400 38400 +#define UART16550_BAUD_57600 57600 +#define UART16550_BAUD_115200 115200 + +#define UART16550_PARITY_NONE 0 +#define UART16550_PARITY_ODD 0x08 +#define UART16550_PARITY_EVEN 0x18 +#define UART16550_PARITY_MARK 0x28 +#define UART16550_PARITY_SPACE 0x38 + +#define UART16550_DATA_5BIT 0x0 +#define UART16550_DATA_6BIT 0x1 +#define UART16550_DATA_7BIT 0x2 +#define UART16550_DATA_8BIT 0x3 + +#define UART16550_STOP_1BIT 0x0 +#define UART16550_STOP_2BIT 0x4 + +void Uart16550Init(uint32 baud, uint8 data, uint8 parity, uint8 stop); + +/* blocking call */ +uint8 Uart16550GetPoll(); + +void Uart16550Put(uint8 byte); + +#endif diff --git a/target/image/rb532/Makefile b/target/image/rb532/Makefile new file mode 100644 index 0000000000..bba89522ac --- /dev/null +++ b/target/image/rb532/Makefile @@ -0,0 +1,51 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +LOADADDR = 0x81000000 # RAM start + 16M +KERNEL_ENTRY = 0x80101000 +RAMSIZE = 0x00100000 # 1MB +IMAGE_COPY = 1 + +LOADER_MAKEOPTS= \ + KDIR=$(KDIR) \ + LOADADDR=$(LOADADDR) \ + KERNEL_ENTRY=$(KERNEL_ENTRY) \ + RAMSIZE=$(RAMSIZE) \ + IMAGE_COPY=$(IMAGE_COPY) + +define Build/Clean + $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) clean +endef + +define Image/Prepare + cat $(KDIR)/vmlinux | $(STAGING_DIR)/bin/lzma e -si -so -eos -lc1 -lp2 -pb2 > $(KDIR)/vmlinux.lzma + $(MAKE) -C ../generic/lzma-loader $(LOADER_MAKEOPTS) clean compile +endef + +define Image/BuildKernel + $(CP) $(KDIR)/loader.elf $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinux +endef + +PARTITION1=\x80\x01\x01\x00\x27\x01\x20\x7b\x20\x00\x00\x00\xe0\x1e\x00\x00# 4 MB (kernel part) +PARTITION2=\x00\x00\x01\x7c\x83\x01\xa0\x64\x00\x1f\x00\x00\x40\x7a\x00\x00# 16 MB (rootfs part) + +define Image/Build/jffs2-128k + ( \ + echo -ne OWRT | dd bs=$$$$((0x1be)) conv=sync; \ + ( \ + echo -ne '$(strip $(PARTITION1))'; \ + echo -ne '$(strip $(PARTITION2))'; \ + ) | dd bs=$$$$((0x40)) conv=sync; \ + echo -ne '\x55\xaa'; \ + dd if=/dev/zero bs=$$$$((0x3e00)) conv=sync count=1; \ + dd if=$(KDIR)/loader.elf bs=$$$$((0x3dc000)) conv=sync; \ + cat $(KDIR)/root.$(1); \ + echo -ne '\xde\xad\xc0\xde'; \ + ) > $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).bin +endef + +define Image/Build + $(call Image/Build/$(1),$(1)) +endef + +$(eval $(call BuildImage)) diff --git a/target/image/x86/Makefile b/target/image/x86/Makefile new file mode 100644 index 0000000000..e4b3a9e446 --- /dev/null +++ b/target/image/x86/Makefile @@ -0,0 +1,9 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +define Image/Build + cp $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img + cp $(KDIR)/vmlinux $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinuz +endef + +$(eval $(call BuildImage)) diff --git a/target/image/xscale/Makefile b/target/image/xscale/Makefile new file mode 100644 index 0000000000..683c6028f6 --- /dev/null +++ b/target/image/xscale/Makefile @@ -0,0 +1,11 @@ +include $(TOPDIR)/rules.mk +include $(INCLUDE_DIR)/image.mk + +define Image/Build +ifneq ($(FS),jffs2-64k) + cp $(KDIR)/root.$(1) $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-$(1).img + cp $(KDIR)/vmlinux $(BIN_DIR)/openwrt-$(BOARD)-$(KERNEL)-vmlinuz +endif +endef + +$(eval $(call BuildImage)) |