From nobody Thu Mar 27 13:47:48 2025 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 4ZNlN52VKmz5rP32; Thu, 27 Mar 2025 13:47:49 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (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 "mxrelay.nyi.freebsd.org", Issuer "R10" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4ZNlN46qrYz3M8B; Thu, 27 Mar 2025 13:47:48 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743083269; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=uOyyJaHapS/+DMpzwEp8cwBFc5h+mVqVMbDT3gTQqqY=; b=YCRdaP47elPLKaQDq+uS3fduVYEJKcI9FmtFDvjJofFeD5jcUc5L8GY0qqmxKaWK8gzCC6 lV1LK4KqhqMIlUryqmIWAzmRcbEpNsc3ramCJGS8zeStHkedRry3hYmQU+F1KfyeZKy7kH QJEVZ0Zcno3CYbUoZze5Bofjspf+fhFzPiso0LdWoKVa/P1FAk77vZkvvIlBNPBz6nHFNw YHVUFRFwgneNiDRxIca1zxFR/Bdvh8+zkXhSohzi5KWQFd3/Zn6m0U3zOKJEmPBkYztqH1 Xg8fDIfWThzhuSebGssTe3DsGb33WU1rSv25Bk6JGmQ6ixWno/EWxxgnBsdkQQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1743083269; a=rsa-sha256; cv=none; b=lOhgS+idP9iz5Wufw1WQliOCZLewUHlHVsZAo5qnzgjaaoVu+i0EUMbCS1pYhqDnQbHQ+k Ffmpd6E6PcaycLYwQ59JcHWcfe2NmM6tNDvMTZSLJOk3XAmtLO30Jl5dakmviyKnFBLqNQ Ctq6JVH6Ml5tsFbX8YNKEsZPnWxE9Ol3hD5Ay9gF4Dq5meHq0eNp4nNmpvHroJyXPI47RJ 1J9il24LIBcHfrTq9rW7VfBwXIwF7wmhINiNbxOlwpMnmV58jgEFoTy9GeX76AeopK5RJF 41wYahLoX6OKuNJjKUd3km3fmER0Ys9VGhLXjtTUO0AoMk1y+jyHZCMpQickuA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1743083269; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=uOyyJaHapS/+DMpzwEp8cwBFc5h+mVqVMbDT3gTQqqY=; b=ASAY3mxJ/v60tNEWQhAsT40LlIS4je8A5P7NgqMCzIzh5/5bfkRuZShGjLBJyuOMDHPmTE 6nxREGVmeawpzhthjpKztGFDYy3zPWX3++rKeuNS68dDKGIIUcuQyONsTPaHLlXcIU1JnL E/erUClNX8TO3sOiBGqmUsVuxdlvW2ktq361lLlunl/RU7mtLOgI+1He0Wsb0miBbaMEIb Qqh0vR9Iapb8NBl8ZmABGUii/BSQAgfkEOFVL++t2MvUs3Y4jRucvU7DY0tp9wSOF5r+9A uJKjA/c1HwOGLdQGCHq2za1ro6iqn1XsmbwZ0NDmX/N+04tA9H6MvozrNpYtrA== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (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 did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4ZNlN46P28zywP; Thu, 27 Mar 2025 13:47:48 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 52RDlm52025508; Thu, 27 Mar 2025 13:47:48 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 52RDlm0K025505; Thu, 27 Mar 2025 13:47:48 GMT (envelope-from git) Date: Thu, 27 Mar 2025 13:47:48 GMT Message-Id: <202503271347.52RDlm0K025505@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Andrew Turner Subject: git: 872fc1b8de1a - main - arm64/vmm: Don't load on Ampere eMAG 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: X-BeenThere: dev-commits-src-main@freebsd.org Sender: owner-dev-commits-src-main@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: andrew X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 872fc1b8de1ac2a10465a315457cd69b4268cbe9 Auto-Submitted: auto-generated The branch main has been updated by andrew: URL: https://cgit.FreeBSD.org/src/commit/?id=872fc1b8de1ac2a10465a315457cd69b4268cbe9 commit 872fc1b8de1ac2a10465a315457cd69b4268cbe9 Author: Andrew Turner AuthorDate: 2025-03-27 13:17:30 +0000 Commit: Andrew Turner CommitDate: 2025-03-27 13:47:37 +0000 arm64/vmm: Don't load on Ampere eMAG Loading vmm.ko on Ampere eMAG locks up the system. Block loading for now until it can be fixed. PR: 285051 Reviewed by: tuexen Sponsored by: Arm Ltd Differential Revision: https://reviews.freebsd.org/D49155 --- sys/arm64/vmm/vmm.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/sys/arm64/vmm/vmm.c b/sys/arm64/vmm/vmm.c index ad82e6dbd432..f28643db99d2 100644 --- a/sys/arm64/vmm/vmm.c +++ b/sys/arm64/vmm/vmm.c @@ -310,6 +310,20 @@ vm_exitinfo(struct vcpu *vcpu) return (&vcpu->exitinfo); } +static int +vmm_unsupported_quirk(void) +{ + /* + * Known to not load on Ampere eMAG + * https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=285051 + */ + if (CPU_MATCH(CPU_IMPL_MASK | CPU_PART_MASK, CPU_IMPL_APM, + CPU_PART_EMAG8180, 0, 0)) + return (ENXIO); + + return (0); +} + static int vmm_init(void) { @@ -339,6 +353,9 @@ vmm_handler(module_t mod, int what, void *arg) switch (what) { case MOD_LOAD: + error = vmm_unsupported_quirk(); + if (error != 0) + break; error = vmmdev_init(); if (error != 0) break;