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Cisco has developed a new PCI HBA interface called sNIC, which stands for SCSI NIC. This is a new storage feature supported on specialized network adapter. The new PCI function provides a uniform host interface and abstracts backend storage. [jejb: fix up checkpatch errors] Signed-off-by: Narsimhulu Musini <nmusini@cisco.com> Signed-off-by: Sesidhar Baddela <sebaddel@cisco.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
69 lines
2.1 KiB
C
69 lines
2.1 KiB
C
/*
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* Copyright 2014 Cisco Systems, Inc. All rights reserved.
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*
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* This program is free software; you may redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef _VNIC_RESOURCE_H_
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#define _VNIC_RESOURCE_H_
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#define VNIC_RES_MAGIC 0x766E6963L /* 'vnic' */
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#define VNIC_RES_VERSION 0x00000000L
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/* vNIC resource types */
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enum vnic_res_type {
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RES_TYPE_EOL, /* End-of-list */
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RES_TYPE_WQ, /* Work queues */
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RES_TYPE_RQ, /* Receive queues */
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RES_TYPE_CQ, /* Completion queues */
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RES_TYPE_RSVD1,
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RES_TYPE_NIC_CFG, /* Enet NIC config registers */
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RES_TYPE_RSVD2,
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RES_TYPE_RSVD3,
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RES_TYPE_RSVD4,
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RES_TYPE_RSVD5,
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RES_TYPE_INTR_CTRL, /* Interrupt ctrl table */
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RES_TYPE_INTR_TABLE, /* MSI/MSI-X Interrupt table */
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RES_TYPE_INTR_PBA, /* MSI/MSI-X PBA table */
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RES_TYPE_INTR_PBA_LEGACY, /* Legacy intr status */
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RES_TYPE_RSVD6,
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RES_TYPE_RSVD7,
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RES_TYPE_DEVCMD, /* Device command region */
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RES_TYPE_PASS_THRU_PAGE, /* Pass-thru page */
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RES_TYPE_SUBVNIC, /* subvnic resource type */
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RES_TYPE_MQ_WQ, /* MQ Work queues */
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RES_TYPE_MQ_RQ, /* MQ Receive queues */
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RES_TYPE_MQ_CQ, /* MQ Completion queues */
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RES_TYPE_DEPRECATED1, /* Old version of devcmd 2 */
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RES_TYPE_DEPRECATED2, /* Old version of devcmd 2 */
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RES_TYPE_DEVCMD2, /* Device control region */
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RES_TYPE_MAX, /* Count of resource types */
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};
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struct vnic_resource_header {
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u32 magic;
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u32 version;
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};
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struct vnic_resource {
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u8 type;
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u8 bar;
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u8 pad[2];
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u32 bar_offset;
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u32 count;
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};
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#endif /* _VNIC_RESOURCE_H_ */
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