diff options
author | kaloz <kaloz@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2009-12-27 21:28:02 +0000 |
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committer | kaloz <kaloz@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2009-12-27 21:28:02 +0000 |
commit | b281497b69f2ecc02747c8e5d9cdd2b19cf95429 (patch) | |
tree | 180b2c74131eb4d4bd7c855e1de0ca28bda8127c /target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch | |
parent | 259f6426607dfd76f98eb9ffa44cb88554ffeffc (diff) |
switch ixp4xx and ubicom32 to 2.6.30, get rid of 2.6.28 files
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18952 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch')
-rw-r--r-- | target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch b/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch deleted file mode 100644 index 6a4a666c3..000000000 --- a/target/linux/brcm47xx/patches-2.6.28/500-lzma_initramfs.patch +++ /dev/null @@ -1,125 +0,0 @@ ---- a/init/initramfs.c -+++ b/init/initramfs.c -@@ -7,6 +7,7 @@ - #include <linux/string.h> - #include <linux/syscalls.h> - #include <linux/utime.h> -+#include <linux/vmalloc.h> - - static __initdata char *message; - static void __init error(char *x) -@@ -475,6 +476,69 @@ static void __init flush_window(void) - outcnt = 0; - } - -+#include <linux/LzmaDecode.h> -+static int __init lzma_unzip(void) -+{ -+ 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 char *workspace; -+ unsigned char* outputbuffer; -+ unsigned int outsizeProcessed = 0; -+ int workspace_size; -+ int res; -+ -+ // lzma args -+ i = get_byte(); -+ lc = i % 9, i = i / 9; -+ lp = i % 5, pb = i / 5; -+ -+ // skip dictionary size -+ 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(); -+ -+ workspace_size = ((LZMA_BASE_SIZE + (LZMA_LIT_SIZE << (lc + lp))) * sizeof(CProb)) + 100; -+ printk( KERN_NOTICE "initramfs: LZMA lc=%d,lp=%d,pb=%d,origSize=%d\n", -+ lc,lp,pb,osize); -+ outputbuffer = vmalloc(osize); -+ if (outputbuffer == 0) { -+ printk(KERN_ERR "initramfs: Couldn't allocate lzma output buffer\n"); -+ return -1; -+ } -+ -+ workspace = vmalloc(workspace_size); -+ if (workspace == NULL) { -+ printk(KERN_ERR "initramfs: Couldn't allocate lzma workspace\n"); -+ return -1; -+ } -+ -+ res = LzmaDecode(workspace, workspace_size, lc, lp, pb, inbuf + inptr, insize - inptr, outputbuffer, osize, &outsizeProcessed); -+ if( res != 0 ) { -+ panic( KERN_ERR "initramfs: Lzma decode failure\n"); -+ return -1; -+ } -+ -+ flush_buffer(outputbuffer, outsizeProcessed); -+ inptr = insize; -+ -+ vfree(outputbuffer); -+ vfree(workspace); -+ state = Reset; -+ return 0; -+} -+ - static char * __init unpack_to_rootfs(char *buf, unsigned len, int check_only) - { - int written; -@@ -509,12 +573,28 @@ static char * __init unpack_to_rootfs(ch - inptr = 0; - outcnt = 0; /* bytes in output buffer */ - bytes_out = 0; -- crc = (ulg)0xffffffffL; /* shift register contents */ -- makecrc(); -- gunzip(); -- if (state != Reset) -+ if( inbuf[0] == 037 && ((inbuf[1] == 0213) || (inbuf[1] == 0236))) -+ { -+ printk( KERN_NOTICE "detected gzip initramfs\n"); -+ crc = (ulg)0xffffffffL; /* shift register contents */ -+ makecrc(); -+ gunzip(); -+ if (state != Reset) - error("junk in gzipped archive"); -- this_header = saved_offset + inptr; -+ } -+ else if(!memcmp(inbuf+1, "\x00\x00\x80\x00", 4)) /* FIXME: hardcoded dictionary size */ -+ { -+ printk( KERN_NOTICE "detected lzma initramfs\n"); -+ lzma_unzip(); -+ } -+ else -+ { -+ // skip forward ? -+ crc = (ulg)0xffffffffL; /* shift register contents */ -+ makecrc(); -+ gunzip(); -+ } -+ this_header = saved_offset + inptr; - buf += inptr; - len -= inptr; - } ---- a/scripts/gen_initramfs_list.sh -+++ b/scripts/gen_initramfs_list.sh -@@ -287,7 +287,7 @@ if [ ! -z ${output_file} ]; then - if [ "${is_cpio_compressed}" = "compressed" ]; then - cat ${cpio_tfile} > ${output_file} - else -- cat ${cpio_tfile} | gzip -f -9 - > ${output_file} -+ lzma e -lc1 -lp2 -pb2 ${cpio_tfile} ${output_file} - fi - [ -z ${cpio_file} ] && rm ${cpio_tfile} - fi |