From nobody Sat Apr 09 05:44:55 2022 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 80B571A8CB37 for ; Sat, 9 Apr 2022 05:45:08 +0000 (UTC) (envelope-from kevans@freebsd.org) Received: from smtp.freebsd.org (smtp.freebsd.org [IPv6:2610:1c1:1:606c::24b:4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Kb3x02t4Tz4YYD for ; Sat, 9 Apr 2022 05:45:08 +0000 (UTC) (envelope-from kevans@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1649483108; h=from:from:reply-to:subject:subject:date:date:message-id:message-id:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=dnFvmP+cEKCjkOP6uCoAG63OgdnqO1DLkX/8NiOGjTE=; b=XM5cE1QFV4Dcfnx+h9vta8zYjcmypAnaIJd7M2kJX+dUs6iv7idiBHrkLr06xRj9afnRMi +DbSZwL/Wlp4CL6q9f/0JbnZ+0vIhjBHbo2/Ldb/FSqvEh6kcuQBF+OFeevwcJKhuQgGpt WHsSaNiQLm10QIeTNyO+8zL8LMAHh49GkVK8c/xmYgZowFig1EET1cJp3nv++DE06KXnjW w3B7JxeLyd2lNzoqqVnhH0jC6oRg/hAhOKwUfJt6MX78JtXzCfJ3QdkOeJt6LZ5Sk8jfTE y+KKA+k4n37uyL+yepAS/4CuR4z4U+iEbw9I9lji/kdmluYdkEkk5SHaPIpnJQ== Received: from mail-lf1-f42.google.com (mail-lf1-f42.google.com [209.85.167.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) (Authenticated sender: kevans) by smtp.freebsd.org (Postfix) with ESMTPSA id 3CB414000 for ; Sat, 9 Apr 2022 05:45:08 +0000 (UTC) (envelope-from kevans@freebsd.org) Received: by mail-lf1-f42.google.com with SMTP id x33so11788175lfu.1 for ; Fri, 08 Apr 2022 22:45:08 -0700 (PDT) X-Gm-Message-State: AOAM5303K+C0ytQln7d5PDK6qdqt+1Kh+3F34PEf/fuxtalgTSkf53Tv n6yyF3GJLbdEHHlvfEdimdHUVP7gjXvkSkUUPfU= X-Received: by 2002:a05:6512:2207:b0:45d:cd01:d3ca with SMTP id h7-20020a056512220700b0045dcd01d3camt7739729lfu.561.1649483106896; Fri, 08 Apr 2022 22:45:06 -0700 (PDT) List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 References: <202204061324.236DO0pe071404@gitrepo.freebsd.org> In-Reply-To: From: Kyle Evans Date: Sat, 9 Apr 2022 00:44:55 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: git: bcd763b642ab - main - Move the arm64 DMAP creation to C Cc: Andrew Turner , src-committers , "" , dev-commits-src-main@freebsd.org Content-Type: text/plain; charset="UTF-8" ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1649483108; h=from:from:reply-to:subject:subject:date:date:message-id:message-id:to: cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=dnFvmP+cEKCjkOP6uCoAG63OgdnqO1DLkX/8NiOGjTE=; b=rt4Lnhqgq7ygDL+QjCBSu9tec2ZZDRTPMywGxj8HCUSuki/UFBoGBMcnAQA1u6GkhpAUrl sbT3i5GvZ3LCYxn6i+vnFyqY/wtoQbgObk5xZrYnAHpXTVRASNEO4k3ffQUyIvJvBCRwSX G40dQqgX64wxT6juAsy1S/jlQsvCQvQ0FzCxkXCSM2RAcYh+fV3SUytXdKVK60s1fBTQY8 yZTmeDVJi+57xp98ZJdr0JDjSLZxgyLG/CXLFy7+emUI9l3aqzaMAIty6dO5v35xjeriIJ xnU51JhOmW389TN8ZTzcMqpFcd8T8BjngzlAwVkt15CIcs5Y6/ow67lUbH67ew== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1649483108; a=rsa-sha256; cv=none; b=Ml4J+DluPlJQ5qpfMHY0+flIbE86zGN3pkAwlOlgiDmI0sfocq5dNHsvnMVaglH+VHtkL/ wST6Ctq57WrCQrV+d7AYXwuvMgV78X+vOjzu3WAy4VwfqVSe9E2tJDuMwIiTA8LxMbtTl3 wvg+7MVUUkQelVu/20o7jtVTluu9quLvsCBw72iDR7r9sWejrxo0bXaKgSetKNV5rhh04x m4Ls7cg36q+UPo62vAmxKA9xaXUFv6vM1hebcPN5Cg0DhAonfyKELZIp5AERA09+vjEYHz htZVl/Pp9tY8iPiYxO3HUclQ0gur2iNNHFapWh9HLP8WP2OJeG49Nu2YubroAA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N On Sat, Apr 9, 2022 at 12:43 AM Kyle Evans wrote: > > On Sat, Apr 9, 2022 at 12:31 AM Kyle Evans wrote: > > > > On Wed, Apr 6, 2022 at 8:24 AM Andrew Turner wrote: > > > > > > The branch main has been updated by andrew: > > > > > > URL: https://cgit.FreeBSD.org/src/commit/?id=bcd763b642abb4b236902e84184c579225265fb7 > > > > > > commit bcd763b642abb4b236902e84184c579225265fb7 > > > Author: Andrew Turner > > > AuthorDate: 2022-03-15 17:05:48 +0000 > > > Commit: Andrew Turner > > > CommitDate: 2022-04-06 13:09:49 +0000 > > > > > > Move the arm64 DMAP creation to C > > > > > > To simplify the creation of the direct map (DMAP) region on arm64 move > > > it from the pre-C code into pmap. This simplifies the DMAP creation > > > as we can use the notmal index macros, and should reduce the number > > > of pages needed to hold the level 1 tables to just those needed. > > > > > > Reviewed by: alc, dch > > > Tested by: dch, kevans > > > Sponsored by: The FreeBSD Foundation > > > Differential Revision: https://reviews.freebsd.org/D34568 > > > > Our Ampere boxes were fine with this, but this seems to tickle > > something on this M1 mini that I have. Specifically, we end up dying > > while probing UEFI stuff, here: > > > > https://cgit.freebsd.org/src/tree/sys/dev/efidev/efirt.c#n183 > > > > efi_systbl_phys == 0x9e0979f30, efi_systbl == 0xffffa001e0979f30 > > Fatal data abort: > > ... > > sp: ffff000000fb79b0 > > lr: ffff000000157ae0 (efirt_modevents + 94) > > elr: ffff000000157ae8 (efirt_modevents + 9c) > > spsr: 604000c5 > > far: ffffa001e0979f30 > > esr: 96000007 > > panic: vm_fault failed: ffff000000157ae8 error 1 > > cpuid = 0 > > time = 1 > > KDB: stack backtrace: > > db_trace_self() at db_trace_self > > db_trace_self_wrapper() at db_trace_self_wrapper+0x30 > > vpanic() at vpanic+0x174 > > panic() at panic+0x44 > > data_abort() at data_abort+0x2f0 > > handle_el1h_sync() at handle_el1h_sync+0x10 > > --- exception, esr 0x96000007 > > efirt_modevents() at efirt_modevents+0x9c > > module_register_init() at module_register_init+0xc4 > > mi_startup() at mi_startup+0x284 > > virtdone() at virtdone+0x7c > > Er, maybe helpful: > > Physical memory chunk(s): > 0x8010a8000 - 0x803ecbfff, 46 MB ( 11812 pages) > 0x803f8c000 - 0x8053e7fff, 20 MB ( 5212 pages) > 0x805402000 - 0x808f99fff, 59 MB ( 15256 pages) > 0x808fb6000 - 0x80d5fffff, 70 MB ( 17994 pages) > 0x80dc73000 - 0x9e096ffff, 7468 MB (1912061 pages) > 0x9e0980000 - 0x9e0a33fff, 0 MB ( 180 pages) Excluded memory regions: 0x803ecc000 - 0x803f8bfff, 0 MB ( 192 pages) NoAlloc 0x8053e8000 - 0x805401fff, 0 MB ( 26 pages) NoAlloc 0x808f9a000 - 0x808fb5fff, 0 MB ( 28 pages) NoAlloc 0x80d600000 - 0x80dc72fff, 6 MB ( 1651 pages) NoAlloc 0x9d3800000 - 0x9d4d20fff, 21 MB ( 5409 pages) NoAlloc 0x9db93c000 - 0x9db93efff, 0 MB ( 3 pages) NoAlloc 0x9db940000 - 0x9db943fff, 0 MB ( 4 pages) NoAlloc 0x9e0970000 - 0x9e097ffff, 0 MB ( 16 pages) NoAlloc 0x9e3a5c000 - 0x9e3d21fff, 2 MB ( 710 pages) NoAlloc