Simon Glass b7b65090b2 Add a circular memory buffer implementation ...

This will be used to support console recording. It provides for a circular
buffer which can be written at the head and read from the tail. It supports
avoiding data copying by providing raw access to the data.

Signed-off-by: Simon Glass <sjg@chromium.org>

2015-11-19 20:27:50 -07:00

7.1 KiB

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