lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1605709753-7800-4-git-send-email-richard.gong@linux.intel.com>
Date:   Wed, 18 Nov 2020 08:29:11 -0600
From:   richard.gong@...ux.intel.com
To:     gregkh@...uxfoundation.org, mdf@...nel.org, trix@...hat.com,
        linux-fpga@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     dinguyen@...nel.org, sridhar.rajagopal@...el.com,
        richard.gong@...ux.intel.com, richard.gong@...el.com
Subject: [PATCHv2 3/5] fpga: of-fpga-region: add authenticate-fpga-config property

From: Richard Gong <richard.gong@...el.com>

Add authenticate-fpga-config property to support FPGA bitstream
authentication, which makes sure a signed bitstream has valid signatures.

Signed-off-by: Richard Gong <richard.gong@...el.com>
---
v2: changed in alphabetical order
---
 drivers/fpga/of-fpga-region.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/fpga/of-fpga-region.c b/drivers/fpga/of-fpga-region.c
index e405309..3840883 100644
--- a/drivers/fpga/of-fpga-region.c
+++ b/drivers/fpga/of-fpga-region.c
@@ -219,6 +219,9 @@ static struct fpga_image_info *of_fpga_region_parse_ov(
 	info->overlay = overlay;
 
 	/* Read FPGA region properties from the overlay */
+	if (of_property_read_bool(overlay, "authenticate-fpga-config"))
+		info->flags |= FPGA_MGR_BITSTREM_AUTHENTICATION;
+
 	if (of_property_read_bool(overlay, "partial-fpga-config"))
 		info->flags |= FPGA_MGR_PARTIAL_RECONFIG;
 
-- 
2.7.4

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ