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[2603:6081:7b00:6400:1b74:53e3:8162:4fca]) by smtp.gmail.com with ESMTPSA id g10-20020ac8480a000000b003bfb845497dsm1735134qtq.97.2023.03.16.11.15.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Mar 2023 11:15:49 -0700 (PDT) Date: Thu, 16 Mar 2023 14:15:47 -0400 From: Tom Rini To: Kamlesh Gurudasani Cc: u-boot@lists.denx.de Subject: Re: [PATCH 0/2] add support for hs bootflows on am62 devices Message-ID: <20230316181547.GL54321@bill-the-cat> References: <20230302141047.3175114-1-kamlesh@ti.com> <20230303012145.oyu3xly7yru7jvrp@bryanbrattlof.com> <87bkkt0ysl.fsf@kamlesh.i-did-not-set--mail-host-address--so-tickle-me> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="xWLqKc+H2+3QmtKD" Content-Disposition: inline In-Reply-To: <87bkkt0ysl.fsf@kamlesh.i-did-not-set--mail-host-address--so-tickle-me> X-Clacks-Overhead: GNU Terry Pratchett X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean --xWLqKc+H2+3QmtKD Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Mar 16, 2023 at 04:05:06PM +0530, Kamlesh Gurudasani wrote: > Bryan Brattlof writes: >=20 > > Hi Kamlesh! > > > > On March 2, 2023 thus sayeth kamlesh@ti.com: > >> From: Kamlesh Gurudasani > >>=20 > >> Add support for high security bootflow on am62 devices. > >>=20 > >> On HS devices, ROM and TIFS will protect the RAM regions with > >> firewalls. This means the wakeup domain's SPL will need to move the > >> stack and heap to HSM RAM to ensure it stays within its allotted > >> memory regions. > >>=20 > >> Kamlesh Gurudasani (2): > >> arm: mach-k3: am62: move scratch board area to HSM RAM > >> configs: am62: move stack and heap to HSM RAM > >>=20 > >> arch/arm/mach-k3/include/mach/am62_hardware.h | 3 +-- > >> configs/am62x_evm_r5_defconfig | 16 +++++++++++----- > >> 2 files changed, 12 insertions(+), 7 deletions(-) > > > > Thanks for getting this fixed! Does TIFS drop the On Chip SRAM firewall= =20 > > completely once it's started? or only for the r5? > > > > Reviewed-by: Bryan Brattlof > > > > ~Bryan > Hi Tom, >=20 > Could you please review and merge this patches as these are bug fixes to > get HS devices working. Is this a regression fix vs v2023.01 or new feature support? Thanks. --=20 Tom --xWLqKc+H2+3QmtKD Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQGzBAABCgAdFiEEGjx/cOCPqxcHgJu/FHw5/5Y0tywFAmQTXNAACgkQFHw5/5Y0 tyzIpgwAjffnhH4QIT0bCo80izoAfskHOpYNA8IFbX9qAY19tUID7Rj3VykougT4 G8SJHLhL4hOmUipJoWBn7AmxuxfLACeVxNNs51EJGTrPyy1owGYJ15/13UxI1Gb3 x74UPa+u0JeaynmVFevIf98ZGWbnZ67ThsRQvqdur76v6IxyfZ5m9Nc3wIg2mAdh FZfJpOo4dMqjprOwSyhNDFy8+ejyo+MmtQX0zvYTDY9wv/cfi+HTY46JRbKx7lz7 B9mELemLtUX5eYDhQK8mdSl/mUDGile00Pk7wuBNLJinHX1FEzGB8IV68cHykT26 8lhV8wgvCvOLxc3u4qh79xf5rihg3f4rdtG8fWGBNzP6ZLGXx6Mc0f2lFrznJucb 2Xh+3uIZAL3KYUK1DtsU4mxDfUo4CL9Ug5dNmsUZN2irhxhsVpT5v1Dhhrox7fUS c7TY8cQMbhdEO2Mf8LNyJpYLjcBu8UWXGQVwi9vn35a+rYyAOIuL0Z715Y65zxrp k6ZZgfyk =HIq6 -----END PGP SIGNATURE----- --xWLqKc+H2+3QmtKD--