Commit 77cb78fa authored by Daniel Verkamp's avatar Daniel Verkamp
Browse files

nvme: add enumeration of Identify command types 



Change-Id: I2f8dc3de48c2e5dc06ccc9d007373e361bffcf63
Signed-off-by: default avatarDaniel Verkamp <daniel.verkamp@intel.com>
parent ffa936d9

include/spdk/nvme_spec.h

+24 −0
Original line number Diff line number Diff line
@@ -662,6 +662,30 @@ struct spdk_nvme_power_state { 
};

SPDK_STATIC_ASSERT(sizeof(struct spdk_nvme_power_state) == 32, "Incorrect size");



/** Identify command CNS value */

enum spdk_nvme_identify_cns {

	/** Identify namespace indicated in CDW1.NSID */

	SPDK_NVME_IDENTIFY_NS				= 0x00,



	/** Identify controller */

	SPDK_NVME_IDENTIFY_CTRLR			= 0x01,



	/** List active NSIDs greater than CDW1.NSID */

	SPDK_NVME_IDENTIFY_ACTIVE_NS_LIST		= 0x02,



	/** List allocated NSIDs greater than CDW1.NSID */

	SPDK_NVME_IDENTIFY_ALLOCATED_NS_LIST		= 0x10,



	/** Identify namespace if CDW1.NSID is allocated */

	SPDK_NVME_IDENTIFY_NS_ALLOCATED			= 0x11,



	/** Get list of controllers starting at CDW10.CNTID that are attached to CDW1.NSID */

	SPDK_NVME_IDENTIFY_NS_ATTACHED_CTRLR_LIST	= 0x12,



	/** Get list of controllers starting at CDW10.CNTID */

	SPDK_NVME_IDENTIFY_CTRLR_LIST			= 0x13,

};



struct __attribute__((packed)) spdk_nvme_ctrlr_data {

	/* bytes 0-255: controller capabilities and features */

lib/nvme/nvme_ctrlr_cmd.c

+2 −1
Original line number Diff line number Diff line
@@ -98,7 +98,7 @@ nvme_ctrlr_cmd_identify_controller(struct spdk_nvme_ctrlr *ctrlr, void *payload, 
	 * TODO: create an identify command data structure, which

	 *  includes this CNS bit in cdw10.

	 */

	cmd->cdw10 = 1;

	cmd->cdw10 = SPDK_NVME_IDENTIFY_CTRLR;



	return nvme_ctrlr_submit_admin_request(ctrlr, req);

}
@@ -123,6 +123,7 @@ nvme_ctrlr_cmd_identify_namespace(struct spdk_nvme_ctrlr *ctrlr, uint16_t nsid, 
	/*

	 * TODO: create an identify command data structure

	 */

	cmd->cdw10 = SPDK_NVME_IDENTIFY_NS;

	cmd->nsid = nsid;



	return nvme_ctrlr_submit_admin_request(ctrlr, req);