From nobody Sat Apr 09 05:43:41 2022 X-Original-To: dev-commits-src-main@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 311631A8C54A; Sat, 9 Apr 2022 05:43:55 +0000 (UTC) (envelope-from kevans@freebsd.org) Received: from smtp.freebsd.org (smtp.freebsd.org [96.47.72.83]) (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 4Kb3vb0m9Vz4XTp; Sat, 9 Apr 2022 05:43:55 +0000 (UTC) (envelope-from kevans@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1649483035; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=LD5SGFbiWsEQ1GTegQm3qNh99Bv76627ohCEjT2PmwM=; b=wDj30vs+C5bnVOlhOEGMVSEgGNx9XoJ8YiZlp2PVF5lnbDt6GNNG8CMscQPVd6TeerYB5I hodmm6PnSLQroheurCKlJJtUK3+XzAikUDwBmiXExsPPxebGi0f2k3OI00Tc6VMdx9+lKB ejzvKsGHjq03H86wp6MqxWHuiP2MkL/RdO00zC7Ryq9L+LVUuuq0tI1wRdiDKJEpOOlXFC ll6U6G8nKtMODsRQ261EPPq22/adJF30069X1O5YnSibNVj/eI1ZAIe2lRprhGRtH5X94R Sl+pxdrsZd7KOO+RtKHGXRX8BWrbSskurck8dcqI2Uhf8i/L9E0x2dr2HLrN+g== Received: from mail-lf1-f45.google.com (mail-lf1-f45.google.com [209.85.167.45]) (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 E5E5D3F81; Sat, 9 Apr 2022 05:43:54 +0000 (UTC) (envelope-from kevans@freebsd.org) Received: by mail-lf1-f45.google.com with SMTP id d40so10699316lfv.11; Fri, 08 Apr 2022 22:43:54 -0700 (PDT) X-Gm-Message-State: AOAM531WGhmUEMbDEpFex7ZXgu9cDidt3xIDwnCbFnoCSyC4xyneVVE5 a6UgMS24QrwEe0GuRfxhxXitpci2w6JtB4Od4FM= X-Google-Smtp-Source: ABdhPJy+pbVRVwApFSCJOBbMCCR5q/ThXlVxUSKkZ7TTUyvOqQN6oCioKTLsvQ/pZIMWTN0rXdOGC6X6eOQfUJeDJto= X-Received: by 2002:a05:6512:b8e:b0:44a:2980:6f75 with SMTP id b14-20020a0565120b8e00b0044a29806f75mr14281705lfv.466.1649483033170; Fri, 08 Apr 2022 22:43:53 -0700 (PDT) List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org MIME-Version: 1.0 References: <202204061324.236DO0pe071404@gitrepo.freebsd.org> In-Reply-To: From: Kyle Evans Date: Sat, 9 Apr 2022 00:43:41 -0500 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: git: bcd763b642ab - main - Move the arm64 DMAP creation to C To: Andrew Turner Cc: 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=1649483035; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=LD5SGFbiWsEQ1GTegQm3qNh99Bv76627ohCEjT2PmwM=; b=bsJUs6ylkszXzCcm/Z/Z2NVcwx8Gr81mcQovz+MUfvuXja83q8RBaofiYE3FX8ax9p/TWh k1AfVeEpnqwn8o7SmnsGOG4CvPm8+ijsLV4nX7OAnrSp0srhdfg1deJ9Z06sDYBvBP+32a rMkrpLBsKxGPSf63ogchUhiYtCjWfbHyzjGKxCWD7t9aj2POwjd1KCiU5SgJvWqWXkOl9c OcsOTiYZyWizGZU+uqyJ64HQhxKomqcOcXWkQSR1y2tgFa9HSwriw4e4VsTHiLHf8aup64 X2zY+qQEItoNUkj27/Erm8ShjIuspSC0KDdtYJqUuvS6Rj2UMiTbKu0PQ5qh5Q== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1649483035; a=rsa-sha256; cv=none; b=JkMY4KNKzMKLuN1ibL56uB1YxPibF0ejfZXEl0SwUc1nQBU/F/uG911JFf/+IJ1SJHCFSI Z5TfEQ2rLIhAmYvuxUk3imZU56/nlwX+1aXA7ET55FlUYXNeVN7z6Fp5CP/qj5jfM+6rlq MSKOaUwTpnuJAzSeckgLzKZB+il+Zoo2rf7HyXTMaAIk7eaZ23hmnM3k8gBRvj68wMai9o t6tVwiUSrvLjPPdu8ZZFpRbRXwOOGONr6pEvAKd+XeIYG2eBoZ31sk1xFezCpEH934t7OA BzPofb9xYUzi7dVr6aaVgrzgJsRbMMwr1JejzLd31MXX1Jqpvxd/MrjR17a54g== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N 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) 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)