From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: virtio-dev-return-7717-cohuck=redhat.com@lists.oasis-open.org Sender: List-Post: List-Help: List-Unsubscribe: List-Subscribe: Received: from lists.oasis-open.org (oasis-open.org [10.110.1.242]) by lists.oasis-open.org (Postfix) with ESMTP id BA5549843EA for ; Mon, 24 Aug 2020 14:38:56 +0000 (UTC) From: Nikos Dragazis Date: Mon, 24 Aug 2020 17:37:08 +0300 Message-Id: <20200824143708.5664-12-ndragazis@arrikto.com> In-Reply-To: <20200824143708.5664-1-ndragazis@arrikto.com> References: <20200824143708.5664-1-ndragazis@arrikto.com> Subject: [virtio-dev] [PATCH 11/11] content: Introduce device-specific notifications for MMIO Content-Type: text/plain; charset=US-ASCII To: virtio-dev@lists.oasis-open.org Cc: Stefan Hajnoczi , "Michael S . Tsirkin" , =?UTF-8?q?Alex=20Benn=C3=A9e?= List-ID: Signed-off-by: Nikos Dragazis --- content.tex | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/content.tex b/content.tex index d141e92..b0949f9 100644 --- a/content.tex +++ b/content.tex @@ -1872,6 +1872,10 @@ \subsection{MMIO Device Register Layout}\label{sec:Virtio Transport Options / Vi in at least one of the active virtual queues. \item [Configuration Change Notification] - bit 1 - the interrupt was asserted because the configuration of the device has changed. + \item [Device-specific Notification] - bit 2 - the interrupt was + asserted because a device-specific event + \ref{sec:Basic Facilities of a Virtio Device / Notifications} + occurred. \end{description} } \hline @@ -2100,8 +2104,9 @@ \subsubsection{Notifications From The Device}\label{sec:Virtio Transport Options The memory mapped virtio device is using a single, dedicated interrupt signal, which is asserted when at least one of the bits described in the description of \field{InterruptStatus} -is set. This is how the device sends a used buffer notification -or a configuration change notification to the device. +is set. This is how the device sends a +used buffer/configuration change/device-specific notification to the +device. \drivernormative{\paragraph}{Notifications From The Device}{Virtio Transport Options / Virtio Over MMIO / MMIO-specific Initialization And Device Operation / Notifications From The Device} After receiving an interrupt, the driver MUST read -- 2.17.1 --------------------------------------------------------------------- To unsubscribe, e-mail: virtio-dev-unsubscribe@lists.oasis-open.org For additional commands, e-mail: virtio-dev-help@lists.oasis-open.org