From nobody Fri May 29 15:27:04 2026 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 4gRnK41l8vz6fhwj for ; Fri, 29 May 2026 15:27:04 +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 "R13" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4gRnK414t3z47Wv for ; Fri, 29 May 2026 15:27:04 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1780068424; 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=5CcBMgdzOzrn+SPhx7dQQSGliQRZudMgosaGBFSUnpM=; b=a4U4C9nsbHLSgstAHP4vHVO/9J4uC6ZCX/xUA43EtTAEWEaKyjSh0o2WcoZVTe2oZS1rQZ 5dZZJjHn6XG3FwS76JU4iltsazCKNgS7YX71Odf6PvegEqkZEOIWHfDlUnmSPktw4DeE/W C+XRcP7G0dZjP/ui5Bxl9xQLjyN2eZkHxZ08o55NvNxijcoZiuHvOhkdbdD/LTBiBYkxUr BS/ZjNq/NgPp1Ii9r9WeuyVUvMl18zz6DQgxpKzSTz99bj3OMRQGgMbRf8zD+0Q1VO4ruJ HBOrYf1LaU22HrDNaVYeXUbGrU1lFp9JXtBXkkAzYNDP+3jea9Xsg7n+vRoApA== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1780068424; a=rsa-sha256; cv=none; b=mhgcG0o2kSslrc6ZHpW9CD8mXUnKPYAZBC3I1f6zKn85kQi5V2yIwIXIm5rKxmQuKYEz82 gLlfeXwNeGiDC/PF+ZQv7kEybuCA5FkkyOOlPHOlYqcopv4YQ50gLVNXZ43IAcG4ePVBE4 r/X3VfX4c085SAMjpFpoJPmPALNRjyM9E1Kq1cWUlnKiEGXU/ue07yUEBluTIOP8IUeG5K kFYJwE9PRTEWf8sthIGRbIOObvkDlQ9FUfRxgn+UxxqUrnaiHPypC78xqP0tyNnNwTW2Rq a9xz3BZSnYRaeDQqYij4TGvmsgjAd4wSqdal/BXugV92TIrRadmAXhb35a7bsQ== 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=1780068424; 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=5CcBMgdzOzrn+SPhx7dQQSGliQRZudMgosaGBFSUnpM=; b=nii5QwQyG1MC0Bku4K9jNZC2WW2t7Qcizdwz+vgzk4KdcMwnstDEGClXrf44yz3U0ZDWrM 1IDbOPFuzAsiA/zLePnM4v/ILrBPvqiuxvZzEAuwS14bMcuiePzFAAxYi/uWGk2KFvktWh 4Hp7BUn5SfUjesNWe8lAeVM21dGn/Ugd8cLLj3lsGxBLsYl/MxeqixHlgTsXmgiOm97ocG 5VtmjR3NlTagJ1J+qyNoLbhXm/r6SgZS4myR4SOtFO6SV81qLNS32yayEts+5HduopVw91 Zu8qWKaNXhZpSYPu1DT0d/fG6CViTx/uCJ5lPZUf6+MfFirPR7rDveWYqUh+Lw== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) by mxrelay.nyi.freebsd.org (Postfix) with ESMTP id 4gRnK40c4rzdqG for ; Fri, 29 May 2026 15:27:04 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from git (uid 1279) (envelope-from git@FreeBSD.org) id 26ecc by gitrepo.freebsd.org (DragonFly Mail Agent v0.13+ on gitrepo.freebsd.org); Fri, 29 May 2026 15:27:04 +0000 To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: ShengYi Hung Subject: git: aefac9f392a4 - stable/14 - ichwd: Add manual for i6300esb watchdog 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: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: aokblast X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: aefac9f392a48489feb71a33be61296c1cd06f31 Auto-Submitted: auto-generated Date: Fri, 29 May 2026 15:27:04 +0000 Message-Id: <6a19b048.26ecc.10e5c76f@gitrepo.freebsd.org> The branch stable/14 has been updated by aokblast: URL: https://cgit.FreeBSD.org/src/commit/?id=aefac9f392a48489feb71a33be61296c1cd06f31 commit aefac9f392a48489feb71a33be61296c1cd06f31 Author: ShengYi Hung AuthorDate: 2026-01-03 06:12:26 +0000 Commit: ShengYi Hung CommitDate: 2026-05-29 15:25:28 +0000 ichwd: Add manual for i6300esb watchdog Reviewed by: ziaee, mhorne Approved by: lwhsu (mentor) MFC after: 2 weeks Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D54466 (cherry picked from commit 546d925cb44f1da7efee76bfebb42df8fdbc83a8) --- share/man/man4/ichwd.4 | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/share/man/man4/ichwd.4 b/share/man/man4/ichwd.4 index cc6924f7f866..25de73778d36 100644 --- a/share/man/man4/ichwd.4 +++ b/share/man/man4/ichwd.4 @@ -23,7 +23,7 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.Dd August 20, 2008 +.Dd January 3, 2026 .Dt ICHWD 4 .Os .Sh NAME @@ -55,6 +55,16 @@ The ICH WDT counts down in ticks of approximately 0.6 seconds; the exact value depends on hardware quality and environmental factors. Supported watchdog intervals range from 2 to 63 ticks. .Pp +In QEMU, there is a dedicated watchdog implementation for x86 +systems based on the Intel 6300ESB controller hub. +Support for this watchdog is provided by this kernel module. +.Pp +Optionally, set the +.Va hw.i6300esbwd.x.locked=1 +.Xr sysctl 8 +to prevent users from disabling the watchdog timeout check +after it has been enabled. +.Pp Note that on some ICH-based systems, the WDT may be present but disabled, either in hardware or by the BIOS. The