mirror of
https://github.com/fail0verflow/switch-coreboot.git
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7e5b9406af
- support decompression in the lar loader - support compressed payloads in stage1 (copies payloads to 0x60000 unconditionally) - hook up decompressors in Makefile - disable compression for option_table and initram Signed-off-by: Patrick Georgi <patrick@georgi-clan.de> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://coreboot.org/repository/LinuxBIOSv3@452 f3766cd6-281f-0410-b1cd-43a5c92072e9
41 lines
1.1 KiB
C
41 lines
1.1 KiB
C
/*
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LinuxBIOS interface to memory-saving variant of LZMA decoder
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(C)opyright 2006 Carl-Daniel Hailfinger
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Released under the GNU GPL
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*/
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#include "lzmadecode.c"
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#include "string.h"
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#include "console.h"
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unsigned long ulzma(u8 *src, u8 *dst)
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{
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unsigned char properties[LZMA_PROPERTIES_SIZE];
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UInt32 outSize;
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SizeT inProcessed;
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SizeT outProcessed;
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int res;
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CLzmaDecoderState state;
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SizeT mallocneeds;
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unsigned char scratchpad[15980];
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memcpy(properties, src, LZMA_PROPERTIES_SIZE);
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outSize = *(UInt32 *)(src + LZMA_PROPERTIES_SIZE);
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if (LzmaDecodeProperties(&state.Properties, properties, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK) {
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printk(BIOS_WARNING, "Incorrect stream properties\n");
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}
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mallocneeds = (LzmaGetNumProbs(&state.Properties) * sizeof(CProb));
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if (mallocneeds > 15980) {
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printk(BIOS_WARNING, "Decoder scratchpad too small!\n");
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}
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state.Probs = (CProb *)scratchpad;
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res = LzmaDecode(&state, src + LZMA_PROPERTIES_SIZE + 8, (SizeT)0xffffffff, &inProcessed,
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dst, outSize, &outProcessed);
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if (res != 0) {
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printk(BIOS_WARNING, "Decoding error = %d\n", res);
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}
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return outSize;
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}
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