From patchwork Tue Nov 25 16:18:09 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "De Lara Guarch, Pablo" X-Patchwork-Id: 1590 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 046627F7D; Tue, 25 Nov 2014 17:08:03 +0100 (CET) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 741BA6880 for ; Tue, 25 Nov 2014 17:07:54 +0100 (CET) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP; 25 Nov 2014 08:18:27 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.07,456,1413270000"; d="scan'208";a="628061478" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by fmsmga001.fm.intel.com with ESMTP; 25 Nov 2014 08:18:25 -0800 Received: from sivswdev02.ir.intel.com (sivswdev02.ir.intel.com [10.237.217.46]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id sAPGIOWO012297; Tue, 25 Nov 2014 16:18:24 GMT Received: from sivswdev02.ir.intel.com (localhost [127.0.0.1]) by sivswdev02.ir.intel.com with ESMTP id sAPGIO3J017419; Tue, 25 Nov 2014 16:18:24 GMT Received: (from pdelarax@localhost) by sivswdev02.ir.intel.com with id sAPGIOuM017415; Tue, 25 Nov 2014 16:18:24 GMT From: Pablo de Lara To: dev@dpdk.org Date: Tue, 25 Nov 2014 16:18:09 +0000 Message-Id: <1416932291-13162-9-git-send-email-pablo.de.lara.guarch@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1416932291-13162-1-git-send-email-pablo.de.lara.guarch@intel.com> References: <1416591732-3735-1-git-send-email-pablo.de.lara.guarch@intel.com> <1416932291-13162-1-git-send-email-pablo.de.lara.guarch@intel.com> Subject: [dpdk-dev] [PATCH v6 08/10] Packet format for VM Power Management(Host and Guest). X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: Alan Carew Provides a command packet format for host and guest. Signed-off-by: Alan Carew Signed-off-by: Pablo de Lara --- lib/librte_power/channel_commands.h | 77 +++++++++++++++++++++++++++++++++++ 1 files changed, 77 insertions(+), 0 deletions(-) create mode 100644 lib/librte_power/channel_commands.h diff --git a/lib/librte_power/channel_commands.h b/lib/librte_power/channel_commands.h new file mode 100644 index 0000000..7e78a8b --- /dev/null +++ b/lib/librte_power/channel_commands.h @@ -0,0 +1,77 @@ +/*- + * BSD LICENSE + * + * Copyright(c) 2010-2014 Intel Corporation. All rights reserved. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Intel Corporation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef CHANNEL_COMMANDS_H_ +#define CHANNEL_COMMANDS_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +#include + +/* Maximum number of CPUs */ +#define CHANNEL_CMDS_MAX_CPUS 64 +#if CHANNEL_CMDS_MAX_CPUS > 64 +#error Maximum number of cores is 64, overflow is guaranteed to \ + cause problems with VM Power Management +#endif + +/* Maximum number of channels per VM */ +#define CHANNEL_CMDS_MAX_VM_CHANNELS 64 + +/* Maximum number of channels per VM */ +#define CHANNEL_CMDS_MAX_VM_CHANNELS 64 + +/* Valid Commands */ +#define CPU_POWER 1 +#define CPU_POWER_CONNECT 2 + +/* CPU Power Command Scaling */ +#define CPU_POWER_SCALE_UP 1 +#define CPU_POWER_SCALE_DOWN 2 +#define CPU_POWER_SCALE_MAX 3 +#define CPU_POWER_SCALE_MIN 4 + +struct channel_packet { + uint64_t resource_id; /**< core_num, device */ + uint32_t unit; /**< scale down/up/min/max */ + uint32_t command; /**< Power, IO, etc */ +}; + + +#ifdef __cplusplus +} +#endif + +#endif /* CHANNEL_COMMANDS_H_ */