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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:e::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.2 Subject: at91 sama5d3 "regressions" X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) Hi! I have old boards that I'm trying to get up to current revisions of various pieces of software, and I'm running into a couple of problems with barebox. After bisecting and sorting though git history for a couple of days, these are my findings... 1st problematic patch: 070de908da ("ARM: remove PBL_FORCE_PIGGYDATA_COPY") This patch claims to remove an option, but it also kills a region overlap test that I appear to need on my board. This gets further complicated by patches 81ca755487 ("common.h: remove unused region_overlap()") 04e2aa516e ("common.h: move and rename lregion_overlap()") that first removes the needed but unused function, and then repurposes its name, and by patch 0be48260b8 ("ARM: Merge single pbl with multi pbl") which merges the old single pbl function into the multi pbl case. 2nd problematic patch 3e4a040545 ("ARM: mmu: use client domain permissions to support ARMv7 eXecute Never") This just doesn't work for my boards, and I need to revert it. 3rd problematic patch c5d38e9201 ("lds: Add and use RO_DATA_SECTION macro") Again, just doesn't work on my board. I'm doing a partial revert, but that gets further complicated by patch cd23b6facf ("common: add initial barebox deep-probe support") which piles in one more entry in the non-functional RO_DATA_SECTION macro. I'm going to follow up with patches. I very much realize that these patches are most likely not acceptable as-is, but I do include them since they are probably the best description of where the problems are. Cheers, Peter Peter Rosin (4): common.h: reintroduce region_overlap() as old_region_overlap() ARM: copy data if there is a region overlap Revert "ARM: mmu: use client domain permissions to support ARMv7 eXecute Never" lds: the RO_DATA_SECTION macro does not work on my SAMA5D3 board arch/arm/cpu/mmu-early.c | 7 +------ arch/arm/cpu/mmu.c | 7 +------ arch/arm/cpu/mmu.h | 1 - arch/arm/cpu/uncompress.c | 12 ++++++++++++ arch/arm/lib32/barebox.lds.S | 15 +++++++++++---- include/common.h | 14 ++++++++++++++ 6 files changed, 39 insertions(+), 17 deletions(-) -- 2.20.1 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox