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author | Franck Jullien <franck.jullien@gmail.com> | 2013-08-08 23:45:47 +0200 |
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committer | Spencer Oliver <spen@spen-soft.co.uk> | 2013-09-26 09:52:56 +0000 |
commit | 4e79b48e2c7e535ef21178a69788c15b571c72ff (patch) | |
tree | a3f340d856d4272e3545158ecdc3b32c9a910c73 /src/helper/binarybuffer.c | |
parent | d19fafc8bdb30974e70bfc5a6ce63e7578b6e3b2 (diff) | |
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Add new target type: OpenRISC
Add support for OpenRISC target. This implementation
supports the adv_debug_sys debug unit core. The mohor
dbg_if is not supported. Support for mohor TAP core
and Altera Virtual JTAG core are also provided.
Change-Id: I3b1cfab1bbb28e497c4fca6ed1bd3a4362609b72
Signed-off-by: Franck Jullien <franck.jullien@gmail.com>
Reviewed-on: http://openocd.zylin.com/1547
Tested-by: jenkins
Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Diffstat (limited to 'src/helper/binarybuffer.c')
-rw-r--r-- | src/helper/binarybuffer.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/helper/binarybuffer.c b/src/helper/binarybuffer.c index 5defcda..6fe3664 100644 --- a/src/helper/binarybuffer.c +++ b/src/helper/binarybuffer.c @@ -397,3 +397,24 @@ int hexify(char *hex, const char *bin, int count, int out_maxlen) return cmd_len; } + +void buffer_shr(void *_buf, unsigned buf_len, unsigned count) +{ + unsigned i; + unsigned char *buf = _buf; + unsigned bytes_to_remove; + unsigned shift; + + bytes_to_remove = count / 8; + shift = count - (bytes_to_remove * 8); + + for (i = 0; i < (buf_len - 1); i++) + buf[i] = (buf[i] >> shift) | ((buf[i+1] << (8 - shift)) & 0xff); + + buf[(buf_len - 1)] = buf[(buf_len - 1)] >> shift; + + if (bytes_to_remove) { + memmove(buf, &buf[bytes_to_remove], buf_len - bytes_to_remove); + memset(&buf[buf_len - bytes_to_remove], 0, bytes_to_remove); + } +} |