From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id 0B106212 for ; Mon, 29 Sep 2014 17:12:07 +0200 (CEST) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga102.fm.intel.com with ESMTP; 29 Sep 2014 08:18:44 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,862,1389772800"; d="scan'208";a="393080090" Received: from sie-lab-212-143.ir.intel.com (HELO silpixa00385294.ir.intel.com) ([10.237.212.143]) by FMSMGA003.fm.intel.com with ESMTP; 29 Sep 2014 08:12:28 -0700 From: Alan Carew To: dev@dpdk.org Date: Mon, 29 Sep 2014 16:18:21 +0100 Message-Id: <1412003903-9061-9-git-send-email-alan.carew@intel.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1412003903-9061-1-git-send-email-alan.carew@intel.com> References: <1411579576-21786-1-git-send-email-alan.carew@intel.com> <1412003903-9061-1-git-send-email-alan.carew@intel.com> Subject: [dpdk-dev] [PATCH v3 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: , X-List-Received-Date: Mon, 29 Sep 2014 15:12:08 -0000 Provides a command packet format for host and guest. Signed-off-by: Alan Carew --- lib/librte_power/channel_commands.h | 77 +++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) 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_ */ -- 1.9.3