Todd Broch 0cefc2eeb5 pd: Validate size of discover identity received by DFP.
Signed-off-by: Todd Broch <tbroch@chromium.org>

BRANCH=samus
BUG=chrome-os-partner:35859
TEST=manual, with CONFIG_CMD_USB_PD_PE and hoho in C1

> pe 1 dump
IDENT:
        [ID Header] 6c0018d1 :: AMA, VID:18d1
        [Cert Stat] 00000000
        [2] 50100001    [3] 1100000b
SVID[0]: ff01 MODES: [1] 00000485
SVID[1]: 18d1 MODES: [1] 00000001
MODE[1]: svid:ff01 caps:00000485

Now see only the 2 additional product type VDOs (product, AMA)
Bits still make sense.
  [2] 50100001 == 5010:Pid 0001:bcdDevice
  [3] 1100000b == 1:hw vers 1:fw version
                  b:vbus req, USB 2.0 billboard only

Change-Id: Ie8fb74fa55a25ee760009d5a2858a62b0f696c92
Reviewed-on: https://chromium-review.googlesource.com/243080
Trybot-Ready: Todd Broch <tbroch@chromium.org>
Tested-by: Todd Broch <tbroch@chromium.org>
Reviewed-by: Vincent Palatin <vpalatin@chromium.org>
Commit-Queue: Todd Broch <tbroch@chromium.org>
2015-01-24 06:41:54 +00:00
2014-03-31 22:45:09 +00:00
2012-05-11 09:11:52 -07:00
2015-01-08 23:55:58 +00:00
2014-04-02 19:58:53 +00:00
2014-05-15 05:20:14 +00:00

For an overview of the Embedded Controller firmware, refer to

http://www.chromium.org/chromium-os/2014-firmware-summit
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