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authorLuigi Semenzato <semenzato@chromium.org>2014-01-13 17:45:54 -0800
committerPatrick Georgi <patrick@georgi-clan.de>2014-07-12 20:19:14 +0200
commit562db3bb3fa16abf6f758e97f9e5496f1c14d423 (patch)
treec9076f5fc2b526f2088dfde880024540019a17f8 /payloads/libpayload/drivers/usb
parentf4d1f3a4d9f57b0c36bf90cd9326fdc38ea78de3 (diff)
downloadcoreboot-562db3bb3fa16abf6f758e97f9e5496f1c14d423.tar.xz
libpayload: find source of input characters
This change makes it possible for vboot to avoid an exploit that could cause involuntary switch to dev mode. It gives depthcharge/vboot some information on the type of input device that generated a key. BUG=chrome-os-partner:21729 TEST=manually tested for panther BRANCH=none CQ-DEPEND=CL:182420,CL:182241,CL:182946 Change-Id: I87bdac34bfc50f3adb0b35a2c57a8f95f4fbc35b Signed-off-by: Matt DeVillier <matt.devillier@gmail.com> Signed-off-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-on: https://chromium-review.googlesource.com/182357 Reviewed-by: Luigi Semenzato <semenzato@chromium.org> Tested-by: Luigi Semenzato <semenzato@chromium.org> Commit-Queue: Luigi Semenzato <semenzato@chromium.org> Reviewed-on: http://review.coreboot.org/6003 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'payloads/libpayload/drivers/usb')
-rw-r--r--payloads/libpayload/drivers/usb/usbhid.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/payloads/libpayload/drivers/usb/usbhid.c b/payloads/libpayload/drivers/usb/usbhid.c
index f14bda0c04..b8c04f1d1a 100644
--- a/payloads/libpayload/drivers/usb/usbhid.c
+++ b/payloads/libpayload/drivers/usb/usbhid.c
@@ -391,7 +391,8 @@ usb_hid_set_protocol (usbdev_t *dev, interface_descriptor_t *interface, hid_prot
static struct console_input_driver cons = {
.havekey = usbhid_havechar,
- .getchar = usbhid_getchar
+ .getchar = usbhid_getchar,
+ .input_type = CONSOLE_INPUT_TYPE_USB,
};