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[2603:6081:7b00:6400:6f2b:3a78:9e8e:d344]) by smtp.gmail.com with ESMTPSA id mn6-20020a0562145ec600b0065b29403540sm770066qvb.127.2023.10.27.10.22.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Oct 2023 10:22:39 -0700 (PDT) Date: Fri, 27 Oct 2023 13:22:37 -0400 From: Tom Rini To: =?iso-8859-1?Q?Pierre-Cl=E9ment?= Tosi Cc: Chris Packham , u-boot@lists.denx.de, Bin Meng , Marc Zyngier , Peng Fan , Simon Glass , Will Deacon , Ye Li , "Ying-Chun Liu (PaulLiu)" , meitao , Alistair Delva Subject: Re: [PATCH 0/3] Revert HAFDBS changes Message-ID: <20231027172237.GB496310@bill-the-cat> References: <20231027002409.430285-1-judge.packham@gmail.com> <20231027094947.bhtwngq26e3loya5@google.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qk0klUi2v4O/qMon" Content-Disposition: inline In-Reply-To: <20231027094947.bhtwngq26e3loya5@google.com> 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 --qk0klUi2v4O/qMon Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Oct 27, 2023 at 10:49:47AM +0100, Pierre-Cl=E9ment Tosi wrote: > Hi Chris, >=20 > On Fri, Oct 27, 2023 at 01:23:51PM +1300, Chris Packham wrote: > > As discussed this series reverts the HAFDBS changes that caused an issue > > on AC5/AC5X. I think there are some improvements that can be made to the > > initial memory map for the AC5/AC5X but so far nothing I've found makes > > it compatible with the HAFDBS changes. >=20 > Would you mind briefly explaining what those issues are and/or point me t= o the > discussion where it was decided to revert these patches? >=20 > The feature is quite useful for users of CONFIG_CMO_BY_VA_ONLY, to speed = up the > boot sequence: instead of reverting these patches altogether, would a rea= sonable > alternative be to put them behind a build option? >=20 > Also, could you confirm that the "initial memory map" you are referring t= o above > only describes actual memory as, IIRC, some boards were using mappings **= much** > larger than their DRAM address space? The most details are in this thread: https://lore.kernel.org/u-boot/CAFOYHZC_Dveax85n0fLr5BFyZcLqsvUssn=3DJ0oHyv= N75bTaCUw@mail.gmail.com/ with some follow-up in: https://lore.kernel.org/u-boot/CAFOYHZB7jJWwD24oWzx6u55w2whHYjK56f=3DQyN0LW= U4Z8dSP+Q@mail.gmail.com/ --=20 Tom --qk0klUi2v4O/qMon Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQGzBAABCgAdFiEEGjx/cOCPqxcHgJu/FHw5/5Y0tywFAmU78doACgkQFHw5/5Y0 tyxuNgv/RzNwZ2Uq7vmXP066CScRfA2+Ej/wPMUISCtJbRiSokhVrETuplR6xMOM roW6ldLSiQgqsWUpyquaQYyFc8F5PSKmmne9CujDF1C5VyNc3cbHJz0VuWd7XWuJ LAfen65lcAAPp1CBD4iKuk6LNSrJ8xXmjEaJe10PRQBiLEDONhKaTiZ6k9XpoEB6 MCMjsSsKxfAW3rPUe9RRY814T+JXHtuiGap23xLT4Xo8vLJz9EkKKEqr4a6jdthW X4n4CrdDkq4GZ/Ukoj8LWX5WGQR3Ce7xRHN62BgCQCwx8X5Z0gldrc6w0urhrHiQ mw/1CEmi40wT9e0jX7yKeIZjRdUIng70u1jjdpzH530KpF2UizZMBLPIY4uxWoG8 6ezl4n9aaBYjMSC/J1a5Dk6Moa2LOs4umOH45fstW8Uba3WV6KHY2lHHD0gJOCV5 /osVPFlgKDTGUOwQv8j1SFKZUVDNAErmBwP6DRqcV5unqd+ASm3Lc0nn0P5DvlYh jMa8laY+ =QYaV -----END PGP SIGNATURE----- --qk0klUi2v4O/qMon--