freebsd-skq/sys/dev/ocs_fc/ocs_mgmt.c

/*-
 * Copyright (c) 2017 Broadcom. All rights reserved.
 * The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. 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.
 *
 * 3. Neither the name of the copyright holder 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 HOLDER 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.
 *
 * $FreeBSD$
 */

/**
 * @file
 * The ocs_mgmt top level functions for Fibre Channel.
 */

/**
 * @defgroup mgmt Management Functions
 */

#include "ocs.h"
#include "ocs_mgmt.h"
#include "ocs_vpd.h"

#define SFP_PAGE_SIZE 128

/* Executables*/

static int ocs_mgmt_firmware_write(ocs_t *ocs, char *, void *buf, uint32_t buf_len, void*, uint32_t);
static int ocs_mgmt_firmware_reset(ocs_t *ocs, char *, void *buf, uint32_t buf_len, void*, uint32_t);
static int ocs_mgmt_function_reset(ocs_t *ocs, char *, void *buf, uint32_t buf_len, void*, uint32_t);

static void ocs_mgmt_fw_write_cb(int32_t status, uint32_t actual_write_length, uint32_t change_status, void *arg);
static int ocs_mgmt_force_assert(ocs_t *ocs, char *, void *buf, uint32_t buf_len, void*, uint32_t);

#if defined(OCS_INCLUDE_RAMD)
static int32_t
ocs_mgmt_read_phys(ocs_t *ocs, char *, void *, uint32_t , void *, uint32_t);
#endif


/* Getters */

static void get_nodes_count(ocs_t *, char *, ocs_textbuf_t*);
static void get_desc(ocs_t *, char *, ocs_textbuf_t*);
static void get_fw_rev(ocs_t *, char *, ocs_textbuf_t*);
static void get_fw_rev2(ocs_t *, char *, ocs_textbuf_t*);
static void get_ipl(ocs_t *, char *, ocs_textbuf_t*);
static void get_wwnn(ocs_t *, char *, ocs_textbuf_t*);
static void get_wwpn(ocs_t *, char *, ocs_textbuf_t*);
static void get_fcid(ocs_t *, char *, ocs_textbuf_t *);
static void get_sn(ocs_t *, char *, ocs_textbuf_t*);
static void get_pn(ocs_t *, char *, ocs_textbuf_t*);
static void get_sli4_intf_reg(ocs_t *, char *, ocs_textbuf_t*);
static void get_phy_port_num(ocs_t *, char *, ocs_textbuf_t*);
static void get_asic_id(ocs_t *, char *, ocs_textbuf_t*);
static void get_pci_vendor(ocs_t *, char *, ocs_textbuf_t*);
static void get_pci_device(ocs_t *, char *, ocs_textbuf_t*);
static void get_pci_subsystem_vendor(ocs_t *, char *, ocs_textbuf_t*);
static void get_pci_subsystem_device(ocs_t *, char *, ocs_textbuf_t*);
static void get_businfo(ocs_t *, char *, ocs_textbuf_t*);
static void get_sfp_a0(ocs_t *, char *, ocs_textbuf_t*);
static void get_sfp_a2(ocs_t *, char *, ocs_textbuf_t*);
static void get_hw_rev1(ocs_t *, char *, ocs_textbuf_t*);
static void get_hw_rev2(ocs_t *, char *, ocs_textbuf_t*);
static void get_hw_rev3(ocs_t *, char *, ocs_textbuf_t*);
static void get_debug_mq_dump(ocs_t*, char*, ocs_textbuf_t*);
static void get_debug_cq_dump(ocs_t*, char*, ocs_textbuf_t*);
static void get_debug_wq_dump(ocs_t*, char*, ocs_textbuf_t*);
static void get_debug_eq_dump(ocs_t*, char*, ocs_textbuf_t*);
static void get_logmask(ocs_t*, char*, ocs_textbuf_t*);
static void get_current_speed(ocs_t*, char*, ocs_textbuf_t*);
static void get_current_topology(ocs_t*, char*, ocs_textbuf_t*);
static void get_current_link_state(ocs_t*, char*, ocs_textbuf_t*);
static void get_configured_speed(ocs_t*, char*, ocs_textbuf_t*);
static void get_configured_topology(ocs_t*, char*, ocs_textbuf_t*);
static void get_configured_link_state(ocs_t*, char*, ocs_textbuf_t*);
static void get_linkcfg(ocs_t*, char*, ocs_textbuf_t*);
static void get_req_wwnn(ocs_t*, char*, ocs_textbuf_t*);
static void get_req_wwpn(ocs_t*, char*, ocs_textbuf_t*);
static void get_nodedb_mask(ocs_t*, char*, ocs_textbuf_t*);
static void get_profile_list(ocs_t*, char*, ocs_textbuf_t*);
static void get_active_profile(ocs_t*, char*, ocs_textbuf_t*);
static void get_port_protocol(ocs_t*, char*, ocs_textbuf_t*);
static void get_driver_version(ocs_t*, char*, ocs_textbuf_t*);
static void get_chip_type(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_tgt_rscn_delay(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_tgt_rscn_period(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_inject_drop_cmd(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_inject_free_drop_cmd(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_inject_drop_data(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_inject_drop_resp(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_cmd_err_inject(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_cmd_delay_value(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_nv_wwpn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_nv_wwnn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_loglevel(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);
static void get_node_abort_cnt(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf);

/* Setters */
static int set_debug_mq_dump(ocs_t*, char*, char*);
static int set_debug_cq_dump(ocs_t*, char*, char*);
static int set_debug_wq_dump(ocs_t*, char*, char*);
static int set_debug_eq_dump(ocs_t*, char*, char*);
static int set_logmask(ocs_t*, char*, char*);
static int set_configured_link_state(ocs_t*, char*, char*);
static int set_linkcfg(ocs_t*, char*, char*);
static int set_nodedb_mask(ocs_t*, char*, char*);
static int set_port_protocol(ocs_t*, char*, char*);
static int set_active_profile(ocs_t*, char*, char*);
static int set_tgt_rscn_delay(ocs_t*, char*, char*);
static int set_tgt_rscn_period(ocs_t*, char*, char*);
static int set_inject_drop_cmd(ocs_t*, char*, char*);
static int set_inject_free_drop_cmd(ocs_t*, char*, char*);
static int set_inject_drop_data(ocs_t*, char*, char*);
static int set_inject_drop_resp(ocs_t*, char*, char*);
static int set_cmd_err_inject(ocs_t*, char*, char*);
static int set_cmd_delay_value(ocs_t*, char*, char*);
static int set_nv_wwn(ocs_t*, char*, char*);
static int set_loglevel(ocs_t*, char*, char*);

static void ocs_mgmt_linkcfg_cb(int32_t status, uintptr_t value, void *arg);
#if defined(OCS_INCLUDE_RAMD)
static void* find_address_in_target(ocs_ramdisc_t **ramdisc_array, uint32_t ramdisc_count, uintptr_t target_addr);
#endif

ocs_mgmt_table_entry_t mgmt_table[] = {
		{"nodes_count", get_nodes_count, NULL, NULL},
		{"desc", get_desc, NULL, NULL},
		{"fw_rev", get_fw_rev, NULL, NULL},
		{"fw_rev2", get_fw_rev2, NULL, NULL},
		{"ipl", get_ipl, NULL, NULL},
		{"hw_rev1", get_hw_rev1, NULL, NULL},
		{"hw_rev2", get_hw_rev2, NULL, NULL},
		{"hw_rev3", get_hw_rev3, NULL, NULL},
		{"wwnn", get_wwnn, NULL, NULL},
		{"wwpn", get_wwpn, NULL, NULL},
		{"fc_id", get_fcid, NULL, NULL},
		{"sn", get_sn, NULL, NULL},
		{"pn", get_pn, NULL, NULL},
		{"sli4_intf_reg", get_sli4_intf_reg, NULL, NULL},
		{"phy_port_num", get_phy_port_num, NULL, NULL},
		{"asic_id_reg", get_asic_id, NULL, NULL},
		{"pci_vendor", get_pci_vendor, NULL, NULL},
		{"pci_device", get_pci_device, NULL, NULL},
		{"pci_subsystem_vendor", get_pci_subsystem_vendor, NULL, NULL},
		{"pci_subsystem_device", get_pci_subsystem_device, NULL, NULL},
		{"businfo", get_businfo, NULL, NULL},
		{"sfp_a0", get_sfp_a0, NULL, NULL},
		{"sfp_a2", get_sfp_a2, NULL, NULL},
		{"profile_list", get_profile_list, NULL, NULL},
		{"driver_version", get_driver_version, NULL, NULL},
		{"current_speed", get_current_speed, NULL, NULL},
		{"current_topology", get_current_topology, NULL, NULL},
		{"current_link_state", get_current_link_state, NULL, NULL},
		{"chip_type", get_chip_type, NULL, NULL},
		{"configured_speed", get_configured_speed, set_configured_speed, NULL},
		{"configured_topology", get_configured_topology, set_configured_topology, NULL},
		{"configured_link_state", get_configured_link_state, set_configured_link_state, NULL},
		{"debug_mq_dump", get_debug_mq_dump, set_debug_mq_dump, NULL},
		{"debug_cq_dump", get_debug_cq_dump, set_debug_cq_dump, NULL},
		{"debug_wq_dump", get_debug_wq_dump, set_debug_wq_dump, NULL},
		{"debug_eq_dump", get_debug_eq_dump, set_debug_eq_dump, NULL},
		{"logmask", get_logmask, set_logmask, NULL},
		{"loglevel", get_loglevel, set_loglevel, NULL},
		{"linkcfg", get_linkcfg, set_linkcfg, NULL},
		{"requested_wwnn", get_req_wwnn, set_req_wwnn, NULL},
		{"requested_wwpn", get_req_wwpn, set_req_wwpn, NULL},
		{"nodedb_mask", get_nodedb_mask, set_nodedb_mask, NULL},
		{"port_protocol", get_port_protocol, set_port_protocol, NULL},
		{"active_profile", get_active_profile, set_active_profile, NULL},
		{"firmware_write", NULL, NULL, ocs_mgmt_firmware_write},
		{"firmware_reset", NULL, NULL, ocs_mgmt_firmware_reset},
		{"function_reset", NULL, NULL, ocs_mgmt_function_reset},
#if defined(OCS_INCLUDE_RAMD)
		{"read_phys", NULL, NULL, ocs_mgmt_read_phys},
#endif
		{"force_assert", NULL, NULL, ocs_mgmt_force_assert},

		{"tgt_rscn_delay", get_tgt_rscn_delay, set_tgt_rscn_delay, NULL},
		{"tgt_rscn_period", get_tgt_rscn_period, set_tgt_rscn_period, NULL},
		{"inject_drop_cmd", get_inject_drop_cmd, set_inject_drop_cmd, NULL},
		{"inject_free_drop_cmd", get_inject_free_drop_cmd, set_inject_free_drop_cmd, NULL},
		{"inject_drop_data", get_inject_drop_data, set_inject_drop_data, NULL},
		{"inject_drop_resp", get_inject_drop_resp, set_inject_drop_resp, NULL},
		{"cmd_err_inject", get_cmd_err_inject, set_cmd_err_inject, NULL},
		{"cmd_delay_value", get_cmd_delay_value, set_cmd_delay_value, NULL},
		{"nv_wwpn", get_nv_wwpn, NULL, NULL},
		{"nv_wwnn", get_nv_wwnn, NULL, NULL},
		{"nv_wwn", NULL, set_nv_wwn, NULL},
		{"node_abort_cnt", get_node_abort_cnt, NULL, NULL},
};

/**
 * @ingroup mgmt
 * @brief Get a list of options supported by the driver.
 *
 * @par Description
 * This is the top level "get list" handler for the driver. It
 * performs the following:
 *  - Adds entries to the textbuf for any actions supported by this level in the driver.
 *  - Calls a back-end function to add any actions supported by the back-end.
 *  - Calls a function on each child (domain) to recursively add supported actions.
 *
 * @param ocs Pointer to the ocs structure.
 * @param textbuf Pointer to an ocs_textbuf, which is used to accumulate the results.
 *
 * @return Returns 0 on success, or a negative value on failure.
 */

void
ocs_mgmt_get_list(ocs_t *ocs, ocs_textbuf_t *textbuf)
{
	ocs_domain_t *domain;
	uint32_t i;
	int access;

	ocs_mgmt_start_unnumbered_section(textbuf, "ocs");

	for (i=0;i<ARRAY_SIZE(mgmt_table);i++) {
		access = 0;
		if (mgmt_table[i].get_handler) {
			access |= MGMT_MODE_RD;
		}
		if (mgmt_table[i].set_handler) {
			access |= MGMT_MODE_WR;
		}
		if (mgmt_table[i].action_handler) {
			access |= MGMT_MODE_EX;
		}
		ocs_mgmt_emit_property_name(textbuf, access, mgmt_table[i].name);
	}

	if ((ocs->mgmt_functions) && (ocs->mgmt_functions->get_list_handler)) {
		ocs->mgmt_functions->get_list_handler(textbuf, ocs);
	}

	if ((ocs->tgt_mgmt_functions) && (ocs->tgt_mgmt_functions->get_list_handler)) {
		ocs->tgt_mgmt_functions->get_list_handler(textbuf, &(ocs->tgt_ocs));
	}

	/* Have each of my children add their actions */
	if (ocs_device_lock_try(ocs) == TRUE) {

		/* If we get here then we are holding the device lock */
		ocs_list_foreach(&ocs->domain_list, domain) {
			if ((domain->mgmt_functions) && (domain->mgmt_functions->get_list_handler)) {
				domain->mgmt_functions->get_list_handler(textbuf, domain);
			}
		}
		ocs_device_unlock(ocs);
	}

	ocs_mgmt_end_unnumbered_section(textbuf, "ocs");

}

/**
 * @ingroup mgmt
 * @brief Return the value of a management item.
 *
 * @par Description
 * This is the top level "get" handler for the driver. It
 * performs the following:
 *  - Checks that the qualifier portion of the name begins with my qualifier (ocs).
 *  - If the remaining part of the name matches a parameter that is known at this level,
 *    writes the value into textbuf.
 *  - If the name is not known, sends the request to the back-ends to fulfill (if possible).
 *  - If the request has not been fulfilled by the back-end,
 *    passes the request to each of the children (domains) to
 *    have them (recursively) try to respond.
 *
 *  In passing the request to other entities, the request is considered to be answered
 *  when a response has been written into textbuf, indicated by textbuf->buffer_written
 *  being non-zero.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the status item to be retrieved.
 * @param textbuf Pointer to an ocs_textbuf, which is used to return the results.
 *
 * @return Returns 0 if the value was found and returned, or -1 if an error occurred.
 */


int
ocs_mgmt_get(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_domain_t *domain;
	char qualifier[6];
	int retval = -1;
	uint32_t i;

	ocs_mgmt_start_unnumbered_section(textbuf, "ocs");


	snprintf(qualifier, sizeof(qualifier), "/ocs");

	/* See if the name starts with my qualifier.  If not then this request isn't for me */
	if (ocs_strncmp(name, qualifier, strlen(qualifier)) == 0) {
		char *unqualified_name = name + strlen(qualifier) + 1;

		for (i=0;i<ARRAY_SIZE(mgmt_table);i++) {
			if (ocs_strcmp(unqualified_name, mgmt_table[i].name) == 0) {
				if (mgmt_table[i].get_handler) {
					mgmt_table[i].get_handler(ocs, name, textbuf);
					ocs_mgmt_end_unnumbered_section(textbuf, "ocs");
					return 0;
				}
			}
		}

		if ((ocs->mgmt_functions) && (ocs->mgmt_functions->get_handler)) {
			retval = ocs->mgmt_functions->get_handler(textbuf, qualifier, (char*)name, ocs);
		}

		if (retval != 0) {
			if ((ocs->tgt_mgmt_functions) && (ocs->tgt_mgmt_functions->get_handler)) {
				retval = ocs->tgt_mgmt_functions->get_handler(textbuf, qualifier,
						(char*)name, &(ocs->tgt_ocs));
			}
		}

		if (retval != 0) {
			/* The driver didn't handle it, pass it to each domain */

			ocs_device_lock(ocs);
			ocs_list_foreach(&ocs->domain_list, domain) {
				if ((domain->mgmt_functions) && (domain->mgmt_functions->get_handler)) {
					retval = domain->mgmt_functions->get_handler(textbuf, qualifier, (char*)name, domain);
				}

				if (retval ==  0) {
					break;
				}


			}
			ocs_device_unlock(ocs);
		}

	}

	ocs_mgmt_end_unnumbered_section(textbuf, "ocs");

	return retval;
}


/**
 * @ingroup mgmt
 * @brief Set the value of a mgmt item.
 *
 * @par Description
 * This is the top level "set" handler for the driver. It
 * performs the following:
 *  - Checks that the qualifier portion of the name begins with my qualifier (ocs).
 *  - If the remaining part of the name matches a parameter that is known at this level,
 *    calls the correct function to change the configuration.
 *  - If the name is not known, sends the request to the back-ends to fulfill (if possible).
 *  - If the request has not been fulfilled by the back-end, passes the request to each of the
 *    children (domains) to have them (recursively) try to respond.
 *
 *  In passing the request to other entities, the request is considered to be handled
 *  if the function returns 0.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the property to be changed.
 * @param value Requested new value of the property.
 *
 * @return Returns 0 if the configuration value was updated, or -1 otherwise.
 */

int
ocs_mgmt_set(ocs_t *ocs, char *name, char *value)
{
	ocs_domain_t *domain;
	int result = -1;
	char qualifier[80];
	uint32_t i;

	snprintf(qualifier, sizeof(qualifier), "/ocs");

	/* If it doesn't start with my qualifier I don't know what to do with it */
	if (ocs_strncmp(name, qualifier, strlen(qualifier)) == 0) {
		char *unqualified_name = name + strlen(qualifier) +1;

		/* See if it's a value I can set */
		for (i=0;i<ARRAY_SIZE(mgmt_table);i++) {
			if (ocs_strcmp(unqualified_name, mgmt_table[i].name) == 0) {
				if (mgmt_table[i].set_handler) {
					return mgmt_table[i].set_handler(ocs, name, value);
				}
			}
		}

		if ((ocs->mgmt_functions) && (ocs->mgmt_functions->set_handler)) {
			result = ocs->mgmt_functions->set_handler(qualifier, name, (char *)value, ocs);
		}

		if (result != 0) {
			if ((ocs->tgt_mgmt_functions) && (ocs->tgt_mgmt_functions->set_handler)) {
				result = ocs->tgt_mgmt_functions->set_handler(qualifier, name,
						(char *)value, &(ocs->tgt_ocs));
			}
		}

		/* If I didn't know how to set this config value pass the request to each of my children */
		if (result != 0) {
			ocs_device_lock(ocs);
			ocs_list_foreach(&ocs->domain_list, domain) {
				if ((domain->mgmt_functions) && (domain->mgmt_functions->set_handler)) {
					result = domain->mgmt_functions->set_handler(qualifier, name, (char*)value, domain);
				}
				if (result == 0) {
					break;
				}
			}
			ocs_device_unlock(ocs);
		}


	}

	return result;
}

/**
 * @ingroup mgmt
 * @brief Perform a management action.
 *
 * @par Description
 * This is the top level "exec" handler for the driver. It
 * performs the following:
 *  - Checks that the qualifier portion of the name begins with my qualifier (ocs).
 *  - If the remaining part of the name matches an action that is known at this level,
 *    calls the correct function to perform the action.
 *  - If the name is not known, sends the request to the back-ends to fulfill (if possible).
 *  - If the request has not been fulfilled by the back-end, passes the request to each of the
 *    children (domains) to have them (recursively) try to respond.
 *
 *  In passing the request to other entities, the request is considered to be handled
 *  if the function returns 0.
 *
 * @param ocs Pointer to the ocs structure.
 * @param action Name of the action to be performed.
 * @param arg_in Pointer to an argument being passed to the action.
 * @param arg_in_length Length of the argument pointed to by @c arg_in.
 * @param arg_out Pointer to an argument being passed to the action.
 * @param arg_out_length Length of the argument pointed to by @c arg_out.
 *
 * @return Returns 0 if the action was completed, or -1 otherwise.
 *
 *
 */

int
ocs_mgmt_exec(ocs_t *ocs, char *action, void *arg_in,
		uint32_t arg_in_length, void *arg_out, uint32_t arg_out_length)
{
	ocs_domain_t *domain;
	int result = -1;
	char qualifier[80];
	uint32_t i;

	snprintf(qualifier, sizeof(qualifier), "/ocs");

	/* If it doesn't start with my qualifier I don't know what to do with it */
	if (ocs_strncmp(action, qualifier, strlen(qualifier)) == 0) {
		char *unqualified_name = action + strlen(qualifier) +1;

		/* See if it's an action I can perform */
		for (i=0;i<ARRAY_SIZE(mgmt_table); i++) {
			if (ocs_strcmp(unqualified_name, mgmt_table[i].name) == 0) {
				if (mgmt_table[i].action_handler) {
					return mgmt_table[i].action_handler(ocs, action, arg_in, arg_in_length,
							arg_out, arg_out_length);
				}

			}
		}

		if ((ocs->mgmt_functions) && (ocs->mgmt_functions->exec_handler)) {
			result = ocs->mgmt_functions->exec_handler(qualifier, action, arg_in, arg_in_length,
								   arg_out, arg_out_length, ocs);
		}

		if (result != 0) {
			if ((ocs->tgt_mgmt_functions) && (ocs->tgt_mgmt_functions->exec_handler)) {
				result = ocs->tgt_mgmt_functions->exec_handler(qualifier, action,
						arg_in, arg_in_length, arg_out, arg_out_length,
						&(ocs->tgt_ocs));
			}
		}

		/* If I didn't know how to do this action pass the request to each of my children */
		if (result != 0) {
			ocs_device_lock(ocs);
			ocs_list_foreach(&ocs->domain_list, domain) {
				if ((domain->mgmt_functions) && (domain->mgmt_functions->exec_handler)) {
					result = domain->mgmt_functions->exec_handler(qualifier, action, arg_in, arg_in_length, arg_out,
							arg_out_length, domain);
				}
				if (result == 0) {
					break;
				}
			}
			ocs_device_unlock(ocs);
		}

	}

	return result;
}

void
ocs_mgmt_get_all(ocs_t *ocs, ocs_textbuf_t *textbuf)
{
	ocs_domain_t *domain;
	uint32_t i;

	ocs_mgmt_start_unnumbered_section(textbuf, "ocs");

	for (i=0;i<ARRAY_SIZE(mgmt_table);i++) {
		if (mgmt_table[i].get_handler) {
			mgmt_table[i].get_handler(ocs, mgmt_table[i].name, textbuf);
		} else if (mgmt_table[i].action_handler) {
			/* No get_handler, but there's an action_handler. Just report
			   the name */
			ocs_mgmt_emit_property_name(textbuf, MGMT_MODE_EX, mgmt_table[i].name);
		}
	}

	if ((ocs->mgmt_functions) && (ocs->mgmt_functions->get_all_handler)) {
		ocs->mgmt_functions->get_all_handler(textbuf, ocs);
	}

	if ((ocs->tgt_mgmt_functions) && (ocs->tgt_mgmt_functions->get_all_handler)) {
		ocs->tgt_mgmt_functions->get_all_handler(textbuf, &(ocs->tgt_ocs));
	}

	ocs_device_lock(ocs);
	ocs_list_foreach(&ocs->domain_list, domain) {
		if ((domain->mgmt_functions) && (domain->mgmt_functions->get_all_handler)) {
			domain->mgmt_functions->get_all_handler(textbuf, domain);
		}
	}
	ocs_device_unlock(ocs);

	ocs_mgmt_end_unnumbered_section(textbuf, "ocs");
}

#if defined(OCS_INCLUDE_RAMD)
static int32_t
ocs_mgmt_read_phys(ocs_t *ocs, char *name, void *arg_in, uint32_t arg_in_length, void *arg_out, uint32_t arg_out_length)
{
        uint32_t length;
        char addr_str[80];
        uintptr_t target_addr;
        void* vaddr = NULL;
        ocs_ramdisc_t **ramdisc_array;
        uint32_t ramdisc_count;


        if ((arg_in == NULL) ||
            (arg_in_length == 0) ||
            (arg_out == NULL) ||
            (arg_out_length == 0)) {
                return -1;
        }

        if (arg_in_length > 80) {
                arg_in_length = 80;
        }

        if (ocs_copy_from_user(addr_str, arg_in, arg_in_length)) {
                ocs_log_test(ocs, "Failed to copy addr from user\n");
                return -EFAULT;
        }

        target_addr = (uintptr_t)ocs_strtoul(addr_str, NULL, 0);
        /* addr_str must be the physical address of a buffer that was reported
         * in an SGL.  Search ramdiscs looking for a segment that contains that
         * physical address
         */

        if (ocs->tgt_ocs.use_global_ramd) {
                /* Only one target */
                ramdisc_count = ocs->tgt_ocs.rdisc_count;
                ramdisc_array = ocs->tgt_ocs.rdisc;
                vaddr = find_address_in_target(ramdisc_array, ramdisc_count, target_addr);
        } else {
                /* Multiple targets.  Each target is on a sport */
		uint32_t domain_idx;

		for (domain_idx=0; domain_idx<ocs->domain_instance_count; domain_idx++) {
			ocs_domain_t *domain;
			uint32_t sport_idx;

			domain = ocs_domain_get_instance(ocs, domain_idx);
			for (sport_idx=0; sport_idx < domain->sport_instance_count; sport_idx++) {
				ocs_sport_t *sport;

				sport = ocs_sport_get_instance(domain, sport_idx);
				ramdisc_count = sport->tgt_sport.rdisc_count;
				ramdisc_array = sport->tgt_sport.rdisc;
				vaddr = find_address_in_target(ramdisc_array, ramdisc_count, target_addr);

				if (vaddr != NULL) {
					break;
				}
			}
                }
        }




        length = arg_out_length;

        if (vaddr != NULL) {

                if (ocs_copy_to_user(arg_out, vaddr, length)) {
                        ocs_log_test(ocs, "Failed to copy buffer to user\n");
                        return -EFAULT;
                }

                return 0;
        } else {

                return -EFAULT;
	}

}

/*
 * This function searches a target for a given physical address.
 * The target is made up of a number of LUNs, each represented by
 * a ocs_ramdisc_t.
 */
static void* find_address_in_target(ocs_ramdisc_t **ramdisc_array, uint32_t ramdisc_count, uintptr_t target_addr)
{
	void *vaddr = NULL;
	uint32_t ramdisc_idx;

	/* Check each ramdisc */
	for (ramdisc_idx=0; ramdisc_idx<ramdisc_count; ramdisc_idx++) {
		uint32_t segment_idx;
		ocs_ramdisc_t *rdisc;
		rdisc = ramdisc_array[ramdisc_idx];
		/* Check each segment in the ramdisc */
		for (segment_idx=0; segment_idx<rdisc->segment_count; segment_idx++) {
			ramdisc_segment_t *segment = rdisc->segments[segment_idx];
			uintptr_t segment_start;
			uintptr_t segment_end;
			uint32_t offset;

			segment_start = segment->data_segment.phys;
			segment_end = segment->data_segment.phys + segment->data_segment.size - 1;
			if ((target_addr >= segment_start) && (target_addr <= segment_end)) {
				/* Found the target address */
				offset = target_addr - segment_start;
				vaddr = (uint32_t*)segment->data_segment.virt + offset;
			}

			if (rdisc->dif_separate) {
				segment_start = segment->dif_segment.phys;
				segment_end = segment->data_segment.phys + segment->dif_segment.size - 1;
				if ((target_addr >= segment_start) && (target_addr <= segment_end)) {
					/* Found the target address */
					offset = target_addr - segment_start;
					vaddr = (uint32_t*)segment->dif_segment.virt + offset;
				}
			}

			if (vaddr != NULL) {
				break;
			}

		}

		if (vaddr != NULL) {
			break;
		}


	}

	return vaddr;
}
#endif



static int32_t
ocs_mgmt_firmware_reset(ocs_t *ocs, char *name, void *buf, uint32_t buf_len, void *arg_out, uint32_t arg_out_length)
{
	int rc = 0;
	int index = 0;
	uint8_t bus, dev, func;
	ocs_t *other_ocs;

	ocs_get_bus_dev_func(ocs, &bus, &dev, &func);

	ocs_log_debug(ocs, "Resetting port\n");
	if (ocs_hw_reset(&ocs->hw, OCS_HW_RESET_FIRMWARE)) {
		ocs_log_test(ocs, "failed to reset port\n");
		rc = -1;
	} else {
		ocs_log_debug(ocs, "successfully reset port\n");

		/* now reset all functions on the same device */

		while ((other_ocs = ocs_get_instance(index++)) != NULL) {
			uint8_t other_bus, other_dev, other_func;

			ocs_get_bus_dev_func(other_ocs, &other_bus, &other_dev, &other_func);

			if ((bus == other_bus) && (dev == other_dev)) {
				if (other_ocs->hw.state !=
                                      OCS_HW_STATE_UNINITIALIZED) {
                                        other_ocs->hw.state =
                                                OCS_HW_STATE_QUEUES_ALLOCATED;
                                }

				ocs_device_detach(other_ocs);
				if (ocs_device_attach(other_ocs)) {
					ocs_log_err(other_ocs,
						"device %d attach failed \n", index);
					rc = -1;
				}
			}
		}
	}
	return rc;
}

static int32_t
ocs_mgmt_function_reset(ocs_t *ocs, char *name, void *buf, uint32_t buf_len, void *arg_out, uint32_t arg_out_length)
{
	int32_t rc;

	ocs_device_detach(ocs);
	rc = ocs_device_attach(ocs);

	return rc;
}

static int32_t
ocs_mgmt_firmware_write(ocs_t *ocs, char *name, void *buf, uint32_t buf_len, void *arg_out, uint32_t arg_out_length)
{
	int rc = 0;
	uint32_t bytes_left;
	uint32_t xfer_size;
	uint32_t offset;
	uint8_t *userp;
	ocs_dma_t dma;
	int last = 0;
	ocs_mgmt_fw_write_result_t result;
	uint32_t change_status = 0;
        char status_str[80];

	ocs_sem_init(&(result.semaphore), 0, "fw_write");

	bytes_left = buf_len;
	offset = 0;
	userp = (uint8_t *)buf;

	if (ocs_dma_alloc(ocs, &dma, FW_WRITE_BUFSIZE, 4096)) {
		ocs_log_err(ocs, "ocs_mgmt_firmware_write: malloc failed");
		return -ENOMEM;
	}

	while (bytes_left > 0) {


		if (bytes_left > FW_WRITE_BUFSIZE) {
			xfer_size = FW_WRITE_BUFSIZE;
		} else {
			xfer_size = bytes_left;
		}

		/* Copy xfer_size bytes from user space to kernel buffer */
		if (ocs_copy_from_user(dma.virt, userp, xfer_size)) {
			rc = -EFAULT;
			break;
		}

		/* See if this is the last block */
		if (bytes_left == xfer_size) {
			last = 1;
		}

		/* Send the HW command */
		ocs_hw_firmware_write(&ocs->hw, &dma, xfer_size, offset, last, ocs_mgmt_fw_write_cb, &result);

		/* Wait for semaphore to be signaled when the command completes
		 * TODO:  Should there be a timeout on this?  If so, how long? */
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			rc = -ENXIO;
			break;
		}

		if (result.actual_xfer == 0) {
			ocs_log_test(ocs, "actual_write_length is %d\n", result.actual_xfer);
			rc = -EFAULT;
			break;
		}

		/* Check status */
		if (result.status != 0) {
			ocs_log_test(ocs, "write returned status %d\n", result.status);
			rc = -EFAULT;
			break;
		}

		if (last) {
			change_status = result.change_status;
		}

		bytes_left -= result.actual_xfer;
		offset += result.actual_xfer;
		userp += result.actual_xfer;

	}

	/* Create string with status and copy to userland */
	if ((arg_out_length > 0) && (arg_out != NULL)) {
		if (arg_out_length > sizeof(status_str)) {
			arg_out_length = sizeof(status_str);
		}
		ocs_memset(status_str, 0, sizeof(status_str));
		ocs_snprintf(status_str, arg_out_length, "%d", change_status);
		if (ocs_copy_to_user(arg_out, status_str, arg_out_length)) {
			ocs_log_test(ocs, "copy to user failed for change_status\n");
		}
	}


	ocs_dma_free(ocs, &dma);

	return rc;
}

static void
ocs_mgmt_fw_write_cb(int32_t status, uint32_t actual_write_length, uint32_t change_status, void *arg)
{
	ocs_mgmt_fw_write_result_t *result = arg;

	result->status = status;
	result->actual_xfer = actual_write_length;
	result->change_status = change_status;

	ocs_sem_v(&(result->semaphore));
}

typedef struct ocs_mgmt_sfp_result {
	ocs_sem_t semaphore;
	ocs_lock_t cb_lock;
	int32_t running;
	int32_t status;
	uint32_t bytes_read;
	uint32_t page_data[32];
} ocs_mgmt_sfp_result_t;

static void
ocs_mgmt_sfp_cb(void *os, int32_t status, uint32_t bytes_read, uint32_t *data, void *arg)
{
	ocs_mgmt_sfp_result_t *result = arg;
	ocs_t *ocs = os;

	ocs_lock(&(result->cb_lock));
	result->running++;
	if(result->running == 2) {
		/* get_sfp() has timed out */
		ocs_unlock(&(result->cb_lock));
		ocs_free(ocs, result, sizeof(ocs_mgmt_sfp_result_t));
		return;
	}

	result->status = status;
	result->bytes_read = bytes_read;
	ocs_memcpy(&result->page_data, data, SFP_PAGE_SIZE);

	ocs_sem_v(&(result->semaphore));
	ocs_unlock(&(result->cb_lock));
}

static int32_t
ocs_mgmt_get_sfp(ocs_t *ocs, uint16_t page, void *buf, uint32_t buf_len)
{
	int rc = 0;
	ocs_mgmt_sfp_result_t *result = ocs_malloc(ocs, sizeof(ocs_mgmt_sfp_result_t),  OCS_M_ZERO | OCS_M_NOWAIT);;

	ocs_sem_init(&(result->semaphore), 0, "get_sfp");
	ocs_lock_init(ocs, &(result->cb_lock), "get_sfp");

	/* Send the HW command */
	ocs_hw_get_sfp(&ocs->hw, page, ocs_mgmt_sfp_cb, result);

	/* Wait for semaphore to be signaled when the command completes */
	if (ocs_sem_p(&(result->semaphore), 5 * 1000 * 1000) != 0) {
		/* Timed out, callback will free memory */
		ocs_lock(&(result->cb_lock));
		result->running++;
		if(result->running == 1) {
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			ocs_unlock(&(result->cb_lock));
			return (-ENXIO);
		}
		/* sfp_cb() has already executed, proceed as normal */
		ocs_unlock(&(result->cb_lock));
	}

	/* Check status */
	if (result->status != 0) {
		ocs_log_test(ocs, "read_transceiver_data returned status %d\n",
			     result->status);
		rc = -EFAULT;
	}

	if (rc == 0) {
		rc = (result->bytes_read > buf_len ? buf_len : result->bytes_read);
		/* Copy the results back to the supplied buffer */
		ocs_memcpy(buf, result->page_data, rc);
	}

	ocs_free(ocs, result, sizeof(ocs_mgmt_sfp_result_t));
	return rc;
}

static int32_t
ocs_mgmt_force_assert(ocs_t *ocs, char *name, void *buf, uint32_t buf_len, void *arg_out, uint32_t arg_out_length)
{
	ocs_assert(FALSE, 0);
}

static void
get_nodes_count(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_xport_t *xport = ocs->xport;

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "nodes_count", "%d", xport->nodes_count);
}

static void
get_driver_version(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "driver_version", ocs->driver_version);
}

static void
get_desc(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "desc", ocs->desc);
}

static void
get_fw_rev(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "fw_rev", ocs_hw_get_ptr(&ocs->hw, OCS_HW_FW_REV));
}

static void
get_fw_rev2(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "fw_rev2", ocs_hw_get_ptr(&ocs->hw, OCS_HW_FW_REV2));
}

static void
get_ipl(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "ipl", ocs_hw_get_ptr(&ocs->hw, OCS_HW_IPL));
}

static void
get_hw_rev1(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t value;

	ocs_hw_get(&ocs->hw, OCS_HW_HW_REV1, &value);

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "hw_rev1", "%u", value);
}

static void
get_hw_rev2(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t value;

	ocs_hw_get(&ocs->hw, OCS_HW_HW_REV2, &value);

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "hw_rev2", "%u", value);
}

static void
get_hw_rev3(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t value;
	ocs_hw_get(&ocs->hw, OCS_HW_HW_REV3, &value);

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "hw_rev3", "%u", value);
}

static void
get_wwnn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint64_t *wwnn;

	wwnn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_NODE);

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "wwnn", "0x%llx", (unsigned long long)ocs_htobe64(*wwnn));
}

static void
get_wwpn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint64_t *wwpn;

	wwpn = ocs_hw_get_ptr(&ocs->hw, OCS_HW_WWN_PORT);

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "wwpn", "0x%llx", (unsigned long long)ocs_htobe64(*wwpn));
}

static void
get_fcid(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	if (ocs->domain && ocs->domain->attached) {
		ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "fc_id", "0x%06x", 
						ocs->domain->sport->fc_id);
	} else {
		ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "fc_id", "UNKNOWN"); 
	}

}

static void
get_sn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint8_t *pserial;
	uint32_t len;
	char sn_buf[256];

	pserial = ocs_scsi_get_property_ptr(ocs, OCS_SCSI_SERIALNUMBER);
	if (pserial) {
		len = *pserial ++;
		strncpy(sn_buf, (char*)pserial, len);
		sn_buf[len] = '\0';
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "sn", sn_buf);
	}
}

static void
get_pn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint8_t *pserial;
	uint32_t len;
	char sn_buf[256];

	pserial = ocs_scsi_get_property_ptr(ocs, OCS_SCSI_PARTNUMBER);
	if (pserial) {
		len = *pserial ++;
		strncpy(sn_buf, (char*)pserial, len);
		sn_buf[len] = '\0';
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "pn", sn_buf);
	} else {
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "pn", ocs->model);
	}
}

static void
get_sli4_intf_reg(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "sli4_intf_reg", "0x%04x",
		ocs_config_read32(ocs, SLI4_INTF_REG));
}

static void
get_phy_port_num(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	char *phy_port = NULL;

	phy_port = ocs_scsi_get_property_ptr(ocs, OCS_SCSI_PORTNUM);
	if (phy_port) {
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "phy_port_num", phy_port);
	} else {
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "phy_port_num", "unknown");
	}
}
static void
get_asic_id(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "asic_id_reg", "0x%04x",
		ocs_config_read32(ocs, SLI4_ASIC_ID_REG));
}

static void
get_chip_type(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t family;
	uint32_t asic_id;
	uint32_t asic_gen_num;
	uint32_t asic_rev_num;
	uint32_t rev_id;
	char result_buf[80];
	char tmp_buf[80];

	family = (ocs_config_read32(ocs, SLI4_INTF_REG) & 0x00000f00) >> 8;
	asic_id = ocs_config_read32(ocs, SLI4_ASIC_ID_REG);
	asic_rev_num = asic_id & 0xff;
	asic_gen_num = (asic_id & 0xff00) >> 8;

	rev_id = ocs_config_read32(ocs, SLI4_PCI_CLASS_REVISION) & 0xff;

	switch(family) {
	case 0x00:
		/* BE2 */
		ocs_strncpy(result_buf,  "BE2 A", sizeof(result_buf));
		ocs_snprintf(tmp_buf, 2, "%d", rev_id);
		strcat(result_buf, tmp_buf);
		break;
	case 0x01:
		/* BE3 */
		ocs_strncpy(result_buf, "BE3", sizeof(result_buf));
		if (rev_id >= 0x10) {
			strcat(result_buf, "-R");
		}
		ocs_snprintf(tmp_buf, 3, " %c", ((rev_id & 0xf0) >> 4) + 'A');
		strcat(result_buf, tmp_buf);
		ocs_snprintf(tmp_buf, 2, "%d", rev_id & 0x0f);
		strcat(result_buf, tmp_buf);
		break;
	case 0x02:
		/* Skyhawk A0 */
		ocs_strncpy(result_buf, "Skyhawk A0", sizeof(result_buf));
		break;
	case 0x0a:
		/* Lancer A0 */
		ocs_strncpy(result_buf, "Lancer A", sizeof(result_buf));
		ocs_snprintf(tmp_buf, 2, "%d", rev_id & 0x0f);
		strcat(result_buf, tmp_buf);
		break;
	case 0x0b:
		/* Lancer B0 or D0 */
		ocs_strncpy(result_buf, "Lancer", sizeof(result_buf));
		ocs_snprintf(tmp_buf, 3, " %c", ((rev_id & 0xf0) >> 4) + 'A');
		strcat(result_buf, tmp_buf);
		ocs_snprintf(tmp_buf, 2, "%d", rev_id & 0x0f);
		strcat(result_buf, tmp_buf);
		break;
	case 0x0c:
		ocs_strncpy(result_buf, "Lancer G6", sizeof(result_buf));
		break;
	case 0x0f:
		/* Refer to ASIC_ID */
		switch(asic_gen_num) {
		case 0x00:
			ocs_strncpy(result_buf, "BE2", sizeof(result_buf));
			break;
		case 0x03:
			ocs_strncpy(result_buf, "BE3-R", sizeof(result_buf));
			break;
		case 0x04:
			ocs_strncpy(result_buf, "Skyhawk-R", sizeof(result_buf));
			break;
		case 0x05:
			ocs_strncpy(result_buf, "Corsair", sizeof(result_buf));
			break;
		case 0x0b:
			ocs_strncpy(result_buf, "Lancer", sizeof(result_buf));
			break;
		case 0x0c:
			ocs_strncpy(result_buf, "LancerG6", sizeof(result_buf));
			break;
		default:
			ocs_strncpy(result_buf, "Unknown", sizeof(result_buf));
		}
		if (ocs_strcmp(result_buf, "Unknown") != 0) {
			ocs_snprintf(tmp_buf, 3, " %c", ((asic_rev_num & 0xf0) >> 4) + 'A');
			strcat(result_buf, tmp_buf);
			ocs_snprintf(tmp_buf, 2, "%d", asic_rev_num & 0x0f);
			strcat(result_buf, tmp_buf);
		}
		break;
	default:
		ocs_strncpy(result_buf, "Unknown", sizeof(result_buf));
	}

	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "chip_type", result_buf);

}

static void
get_pci_vendor(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "pci_vendor", "0x%04x", ocs->pci_vendor);
}

static void
get_pci_device(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "pci_device", "0x%04x", ocs->pci_device);
}

static void
get_pci_subsystem_vendor(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "pci_subsystem_vendor", "0x%04x", ocs->pci_subsystem_vendor);
}

static void
get_pci_subsystem_device(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "pci_subsystem_device", "0x%04x", ocs->pci_subsystem_device);
}

static void
get_tgt_rscn_delay(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "tgt_rscn_delay", "%ld", (unsigned long)ocs->tgt_rscn_delay_msec / 1000);
}

static void
get_tgt_rscn_period(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "tgt_rscn_period", "%ld", (unsigned long)ocs->tgt_rscn_period_msec / 1000);
}

static void
get_inject_drop_cmd(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "inject_drop_cmd", "%d",
			(ocs->err_injection == INJECT_DROP_CMD ? 1:0));
}

static void
get_inject_free_drop_cmd(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "inject_free_drop_cmd", "%d",
			(ocs->err_injection == INJECT_FREE_DROPPED ? 1:0));
}

static void
get_inject_drop_data(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "inject_drop_data", "%d",
			(ocs->err_injection == INJECT_DROP_DATA ? 1:0));
}

static void
get_inject_drop_resp(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "inject_drop_resp", "%d",
			(ocs->err_injection == INJECT_DROP_RESP ? 1:0));
}

static void
get_cmd_err_inject(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "cmd_err_inject", "0x%02x", ocs->cmd_err_inject);
}

static void
get_cmd_delay_value(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "cmd_delay_value", "%ld", (unsigned long)ocs->delay_value_msec);
}

static void
get_businfo(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "businfo", ocs->businfo);
}

static void
get_sfp_a0(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint8_t *page_data;
	char *buf;
	int i;
	int32_t bytes_read;

	page_data = ocs_malloc(ocs, SFP_PAGE_SIZE, OCS_M_ZERO | OCS_M_NOWAIT);
	if (page_data == NULL) {
		return;
	}

	buf = ocs_malloc(ocs, (SFP_PAGE_SIZE * 3) + 1, OCS_M_ZERO | OCS_M_NOWAIT);
	if (buf == NULL) {
		ocs_free(ocs, page_data, SFP_PAGE_SIZE);
		return;
	}

	bytes_read = ocs_mgmt_get_sfp(ocs, 0xa0, page_data, SFP_PAGE_SIZE);

	if (bytes_read <= 0) {
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "sfp_a0", "(unknown)");
	} else {
		char *d = buf;
		uint8_t *s = page_data;
		int buffer_remaining = (SFP_PAGE_SIZE * 3) + 1;
		int bytes_added;

		for (i = 0; i < bytes_read; i++) {
			bytes_added = ocs_snprintf(d, buffer_remaining, "%02x ", *s);
			++s;
			d += bytes_added;
			buffer_remaining -= bytes_added;
		}
		*d = '\0';
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "sfp_a0", buf);
	}

	ocs_free(ocs, page_data, SFP_PAGE_SIZE);
	ocs_free(ocs, buf, (3 * SFP_PAGE_SIZE) + 1);
}

static void
get_sfp_a2(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint8_t *page_data;
	char *buf;
	int i;
	int32_t bytes_read;

	page_data = ocs_malloc(ocs, SFP_PAGE_SIZE, OCS_M_ZERO | OCS_M_NOWAIT);
	if (page_data == NULL) {
		return;
	}

	buf = ocs_malloc(ocs, (SFP_PAGE_SIZE * 3) + 1, OCS_M_ZERO | OCS_M_NOWAIT);
	if (buf == NULL) {
		ocs_free(ocs, page_data, SFP_PAGE_SIZE);
		return;
	}

	bytes_read = ocs_mgmt_get_sfp(ocs, 0xa2, page_data, SFP_PAGE_SIZE);

	if (bytes_read <= 0) {
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "sfp_a2", "(unknown)");
	} else {
		char *d = buf;
		uint8_t *s = page_data;
		int buffer_remaining = (SFP_PAGE_SIZE * 3) + 1;
		int bytes_added;

		for (i=0; i < bytes_read; i++) {
			bytes_added = ocs_snprintf(d, buffer_remaining, "%02x ", *s);
			++s;
			d += bytes_added;
			buffer_remaining -= bytes_added;
		}
		*d = '\0';
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "sfp_a2", buf);
	}

	ocs_free(ocs, page_data, SFP_PAGE_SIZE);
	ocs_free(ocs, buf, (3 * SFP_PAGE_SIZE) + 1);
}

static void
get_debug_mq_dump(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RW, "debug_mq_dump",
		ocs_debug_is_enabled(OCS_DEBUG_ENABLE_MQ_DUMP));
}

static void
get_debug_cq_dump(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RW, "debug_cq_dump",
		ocs_debug_is_enabled(OCS_DEBUG_ENABLE_CQ_DUMP));
}

static void
get_debug_wq_dump(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RW, "debug_wq_dump",
		ocs_debug_is_enabled(OCS_DEBUG_ENABLE_WQ_DUMP));
}

static void
get_debug_eq_dump(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_boolean(textbuf, MGMT_MODE_RW, "debug_eq_dump",
		ocs_debug_is_enabled(OCS_DEBUG_ENABLE_EQ_DUMP));
}

static void
get_logmask(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "logmask", "0x%02x", ocs->logmask);

}

static void
get_loglevel(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "loglevel", "%d", loglevel);

}

static void
get_current_speed(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t value;

	ocs_hw_get(&(ocs->hw), OCS_HW_LINK_SPEED, &value);

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "current_speed", "%d", value);
}

static void
get_configured_speed(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t value;

	ocs_hw_get(&(ocs->hw), OCS_HW_LINK_CONFIG_SPEED, &value);
	if (value == 0) {
		ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "configured_speed", "auto");
	} else {
		ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "configured_speed", "%d", value);
	}

}

static void
get_current_topology(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t value;

	ocs_hw_get(&(ocs->hw), OCS_HW_TOPOLOGY, &value);
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "current_topology", "%d", value);

}

static void
get_configured_topology(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t value;

	ocs_hw_get(&(ocs->hw), OCS_HW_CONFIG_TOPOLOGY, &value);
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "configured_topology", "%d", value);

}

static void
get_current_link_state(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_xport_stats_t value;

	if (ocs_xport_status(ocs->xport, OCS_XPORT_PORT_STATUS, &value) == 0) {
		if (value.value == OCS_XPORT_PORT_ONLINE) {
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "current_link_state", "online");
		} else {
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "current_link_state", "offline");
		}
	}
}

static void
get_configured_link_state(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_xport_stats_t value;

	if (ocs_xport_status(ocs->xport, OCS_XPORT_CONFIG_PORT_STATUS, &value) == 0) {
		if (value.value == OCS_XPORT_PORT_ONLINE) {
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "configured_link_state", "online");
		} else {
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "configured_link_state", "offline");
		}
	}
}

/**
 * @brief HW link config enum to mgmt string value mapping.
 *
 * This structure provides a mapping from the ocs_hw_linkcfg_e
 * enum (enum exposed for the OCS_HW_PORT_SET_LINK_CONFIG port
 * control) to the mgmt string that is passed in by the mgmt application
 * (elxsdkutil).
 */
typedef struct ocs_mgmt_linkcfg_map_s {
	ocs_hw_linkcfg_e linkcfg;
	const char *mgmt_str;
} ocs_mgmt_linkcfg_map_t;

static ocs_mgmt_linkcfg_map_t mgmt_linkcfg_map[] = {
	{OCS_HW_LINKCFG_4X10G, OCS_CONFIG_LINKCFG_4X10G},
	{OCS_HW_LINKCFG_1X40G, OCS_CONFIG_LINKCFG_1X40G},
	{OCS_HW_LINKCFG_2X16G, OCS_CONFIG_LINKCFG_2X16G},
	{OCS_HW_LINKCFG_4X8G, OCS_CONFIG_LINKCFG_4X8G},
	{OCS_HW_LINKCFG_4X1G, OCS_CONFIG_LINKCFG_4X1G},
	{OCS_HW_LINKCFG_2X10G, OCS_CONFIG_LINKCFG_2X10G},
	{OCS_HW_LINKCFG_2X10G_2X8G, OCS_CONFIG_LINKCFG_2X10G_2X8G}};

/**
 * @brief Get the HW linkcfg enum from the mgmt config string.
 *
 * @param mgmt_str mgmt string value.
 *
 * @return Returns the HW linkcfg enum corresponding to clp_str.
 */
static ocs_hw_linkcfg_e
ocs_hw_linkcfg_from_mgmt(const char *mgmt_str)
{
	uint32_t i;
	for (i = 0; i < ARRAY_SIZE(mgmt_linkcfg_map); i++) {
		if (ocs_strncmp(mgmt_linkcfg_map[i].mgmt_str,
				mgmt_str, ocs_strlen(mgmt_str)) == 0) {
			return mgmt_linkcfg_map[i].linkcfg;
		}
	}
	return OCS_HW_LINKCFG_NA;
}

/**
 * @brief Get the mgmt string value from the HW linkcfg enum.
 *
 * @param linkcfg HW linkcfg enum.
 *
 * @return Returns the mgmt string value corresponding to the given HW linkcfg.
 */
static const char *
ocs_mgmt_from_hw_linkcfg(ocs_hw_linkcfg_e linkcfg)
{
	uint32_t i;
	for (i = 0; i < ARRAY_SIZE(mgmt_linkcfg_map); i++) {
		if (mgmt_linkcfg_map[i].linkcfg == linkcfg) {
			return mgmt_linkcfg_map[i].mgmt_str;
		}
	}
	return OCS_CONFIG_LINKCFG_UNKNOWN;
}

/**
 * @brief Link configuration callback argument
 */
typedef struct ocs_mgmt_linkcfg_arg_s {
	ocs_sem_t semaphore;
	int32_t status;
	ocs_hw_linkcfg_e linkcfg;
} ocs_mgmt_linkcfg_arg_t;

/**
 * @brief Get linkcfg config value
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param textbuf The textbuf to which the result is written.
 *
 * @return None.
 */
static void
get_linkcfg(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	const char *linkcfg_str = NULL;
	uint32_t value;
	ocs_hw_linkcfg_e linkcfg;
	ocs_hw_get(&ocs->hw, OCS_HW_LINKCFG, &value);
	linkcfg = (ocs_hw_linkcfg_e)value;
	linkcfg_str = ocs_mgmt_from_hw_linkcfg(linkcfg);
	ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "linkcfg", linkcfg_str);
}

/**
 * @brief Get requested WWNN config value
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param textbuf The textbuf to which the result is written.
 *
 * @return None.
 */
static void
get_req_wwnn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_xport_t *xport = ocs->xport;

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "requested_wwnn", "0x%llx", (unsigned long long)xport->req_wwnn);
}

/**
 * @brief Get requested WWPN config value
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param textbuf The textbuf to which the result is written.
 *
 * @return None.
 */
static void
get_req_wwpn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_xport_t *xport = ocs->xport;

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "requested_wwpn", "0x%llx", (unsigned long long)xport->req_wwpn);
}

/**
 * @brief Get requested nodedb_mask config value
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param textbuf The textbuf to which the result is written.
 *
 * @return None.
 */
static void
get_nodedb_mask(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RW, "nodedb_mask", "0x%08x", ocs->nodedb_mask);
}

/**
 * @brief Set requested WWNN value.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param value Value to which the linkcfg is set.
 *
 * @return Returns 0 on success.
 */

int
set_req_wwnn(ocs_t *ocs, char *name, char *value)
{
	int rc;
	uint64_t wwnn;

	if (ocs_strcasecmp(value, "default") == 0) {
		wwnn = 0;
	}
	else if (parse_wwn(value, &wwnn) != 0) {
		ocs_log_test(ocs, "Invalid WWNN: %s\n", value);
		return 1;
	}

	rc = ocs_xport_control(ocs->xport, OCS_XPORT_WWNN_SET, wwnn);

	if(rc) {
		ocs_log_test(ocs, "OCS_XPORT_WWNN_SET failed: %d\n", rc);
		return rc;
	}

	rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE);
	if (rc) {
		ocs_log_test(ocs, "port offline failed : %d\n", rc);
	}

	rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE);
	if (rc) {
		ocs_log_test(ocs, "port online failed : %d\n", rc);
	}

	return rc;
}

/**
 * @brief Set requested WWNP value.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param value Value to which the linkcfg is set.
 *
 * @return Returns 0 on success.
 */

int
set_req_wwpn(ocs_t *ocs, char *name, char *value)
{
	int rc;
	uint64_t wwpn;

	if (ocs_strcasecmp(value, "default") == 0) {
		wwpn = 0;
	}
	else if (parse_wwn(value, &wwpn) != 0) {
		ocs_log_test(ocs, "Invalid WWPN: %s\n", value);
		return 1;
	}

	rc = ocs_xport_control(ocs->xport, OCS_XPORT_WWPN_SET, wwpn);

	if(rc) {
		ocs_log_test(ocs, "OCS_XPORT_WWPN_SET failed: %d\n", rc);
		return rc;
	}

	rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE);
	if (rc) {
		ocs_log_test(ocs, "port offline failed : %d\n", rc);
	}

	rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE);
	if (rc) {
		ocs_log_test(ocs, "port online failed : %d\n", rc);
	}

	return rc;
}

/**
 * @brief Set node debug mask value
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param value Value to which the nodedb_mask is set.
 *
 * @return Returns 0 on success.
 */
static int
set_nodedb_mask(ocs_t *ocs, char *name, char *value)
{
	ocs->nodedb_mask = ocs_strtoul(value, 0, 0);
	return 0;
}

/**
 * @brief Set linkcfg config value.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Not used.
 * @param value Value to which the linkcfg is set.
 *
 * @return Returns 0 on success.
 */
static int
set_linkcfg(ocs_t *ocs, char *name, char *value)
{
	ocs_hw_linkcfg_e linkcfg;
	ocs_mgmt_linkcfg_arg_t cb_arg;
	ocs_hw_rtn_e status;

	ocs_sem_init(&cb_arg.semaphore, 0, "mgmt_linkcfg");

	/* translate mgmt linkcfg string to HW linkcfg enum */
	linkcfg = ocs_hw_linkcfg_from_mgmt(value);

	/* set HW linkcfg */
	status = ocs_hw_port_control(&ocs->hw, OCS_HW_PORT_SET_LINK_CONFIG,
				      (uintptr_t)linkcfg, ocs_mgmt_linkcfg_cb, &cb_arg);
	if (status) {
		ocs_log_test(ocs, "ocs_hw_set_linkcfg failed\n");
		return -1;
	}

	if (ocs_sem_p(&cb_arg.semaphore, OCS_SEM_FOREVER)) {
		ocs_log_err(ocs, "ocs_sem_p failed\n");
		return -1;
	}

	if (cb_arg.status) {
		ocs_log_test(ocs, "failed to set linkcfg from HW status=%d\n",
			     cb_arg.status);
		return -1;
	}

	return 0;
}

/**
 * @brief Linkcfg callback
 *
 * @param status Result of the linkcfg get/set operation.
 * @param value Resulting linkcfg value.
 * @param arg Callback argument.
 *
 * @return None.
 */
static void
ocs_mgmt_linkcfg_cb(int32_t status, uintptr_t value, void *arg)
{
	ocs_mgmt_linkcfg_arg_t *cb_arg = (ocs_mgmt_linkcfg_arg_t *)arg;
	cb_arg->status = status;
	cb_arg->linkcfg = (ocs_hw_linkcfg_e)value;
	ocs_sem_v(&cb_arg->semaphore);
}

static int
set_debug_mq_dump(ocs_t *ocs, char *name, char *value)
{
	int result;

	if (ocs_strcasecmp(value, "false") == 0) {
		ocs_debug_disable(OCS_DEBUG_ENABLE_MQ_DUMP);
		result = 0;
	} else if (ocs_strcasecmp(value, "true") == 0) {
		ocs_debug_enable(OCS_DEBUG_ENABLE_MQ_DUMP);
		result = 0;
	} else {
		result = -1;
	}

	return result;
}

static int
set_debug_cq_dump(ocs_t *ocs, char *name, char *value)
{
	int result;

	if (ocs_strcasecmp(value, "false") == 0) {
		ocs_debug_disable(OCS_DEBUG_ENABLE_CQ_DUMP);
		result = 0;
	} else if (ocs_strcasecmp(value, "true") == 0) {
		ocs_debug_enable(OCS_DEBUG_ENABLE_CQ_DUMP);
		result = 0;
	} else {
		result = -1;
	}

	return result;
}

static int
set_debug_wq_dump(ocs_t *ocs, char *name, char *value)
{
	int result;

	if (ocs_strcasecmp(value, "false") == 0) {
		ocs_debug_disable(OCS_DEBUG_ENABLE_WQ_DUMP);
		result = 0;
	} else if (ocs_strcasecmp(value, "true") == 0) {
		ocs_debug_enable(OCS_DEBUG_ENABLE_WQ_DUMP);
		result = 0;
	} else {
		result = -1;
	}

	return result;
}

static int
set_debug_eq_dump(ocs_t *ocs, char *name, char *value)
{
	int result;

	if (ocs_strcasecmp(value, "false") == 0) {
		ocs_debug_disable(OCS_DEBUG_ENABLE_EQ_DUMP);
		result = 0;
	} else if (ocs_strcasecmp(value, "true") == 0) {
		ocs_debug_enable(OCS_DEBUG_ENABLE_EQ_DUMP);
		result = 0;
	} else {
		result = -1;
	}

	return result;
}

static int
set_logmask(ocs_t *ocs, char *name, char *value)
{

	ocs->logmask = ocs_strtoul(value, NULL, 0);

	return 0;
}

static int
set_loglevel(ocs_t *ocs, char *name, char *value)
{

	loglevel = ocs_strtoul(value, NULL, 0);

	return 0;
}

int
set_configured_speed(ocs_t *ocs, char *name, char *value)
{
	int result = 0;
	ocs_hw_rtn_e hw_rc;
	int xport_rc;
	uint32_t spd;

	spd = ocs_strtoul(value, NULL, 0);

	if ((spd != 0) && (spd != 2000) && (spd != 4000) &&
		(spd != 8000) && (spd != 16000) && (spd != 32000)) {
		ocs_log_test(ocs, "unsupported speed %d\n", spd);
		return 1;
	}

	ocs_log_debug(ocs, "Taking port offline\n");
	xport_rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE);
	if (xport_rc != 0) {
		ocs_log_test(ocs, "Port offline failed\n");
		result = 1;
	} else {
		ocs_log_debug(ocs, "Setting port to speed %d\n", spd);
		hw_rc = ocs_hw_set(&ocs->hw, OCS_HW_LINK_SPEED, spd);
		if (hw_rc != OCS_HW_RTN_SUCCESS) {
			ocs_log_test(ocs, "Speed set failed\n");
			result = 1;
		}

		/* If we failed to set the speed we still want to try to bring
		 * the port back online */

		ocs_log_debug(ocs, "Bringing port online\n");
		xport_rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE);
		if (xport_rc != 0) {
			result = 1;
		}
	}

	return result;
}

int
set_configured_topology(ocs_t *ocs, char *name, char *value)
{
	int result = 0;
	ocs_hw_rtn_e hw_rc;
	int xport_rc;
	uint32_t topo;

	topo = ocs_strtoul(value, NULL, 0);
	if (topo >= OCS_HW_TOPOLOGY_NONE) {
		return 1;
	}

	ocs_log_debug(ocs, "Taking port offline\n");
	xport_rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE);
	if (xport_rc != 0) {
		ocs_log_test(ocs, "Port offline failed\n");
		result = 1;
	} else {
		ocs_log_debug(ocs, "Setting port to topology %d\n", topo);
		hw_rc = ocs_hw_set(&ocs->hw, OCS_HW_TOPOLOGY, topo);
		if (hw_rc != OCS_HW_RTN_SUCCESS) {
			ocs_log_test(ocs, "Topology set failed\n");
			result = 1;
		}

		/* If we failed to set the topology we still want to try to bring
		 * the port back online */

		ocs_log_debug(ocs, "Bringing port online\n");
		xport_rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE);
		if (xport_rc != 0) {
			result = 1;
		}
	}

	return result;
}

static int
set_configured_link_state(ocs_t *ocs, char *name, char *value)
{
	int result = 0;
	int xport_rc;

	if (ocs_strcasecmp(value, "offline") == 0) {
		ocs_log_debug(ocs, "Setting port to %s\n", value);
		xport_rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_OFFLINE);
		if (xport_rc != 0) {
			ocs_log_test(ocs, "Setting port to offline failed\n");
			result = -1;
		}
	} else if (ocs_strcasecmp(value, "online") == 0) {
		ocs_log_debug(ocs, "Setting port to %s\n", value);
		xport_rc = ocs_xport_control(ocs->xport, OCS_XPORT_PORT_ONLINE);
		if (xport_rc != 0) {
			ocs_log_test(ocs, "Setting port to online failed\n");
			result = -1;
		}
	} else {
		ocs_log_test(ocs, "Unsupported link state \"%s\"\n", value);
		result = -1;
	}

	return result;
}

typedef struct ocs_mgmt_get_port_protocol_result {
	ocs_sem_t semaphore;
	int32_t status;
	ocs_hw_port_protocol_e port_protocol;
} ocs_mgmt_get_port_protocol_result_t;


static void
ocs_mgmt_get_port_protocol_cb(int32_t status,
			      ocs_hw_port_protocol_e port_protocol,
			      void    *arg)
{
	ocs_mgmt_get_port_protocol_result_t *result = arg;

	result->status = status;
	result->port_protocol = port_protocol;

	ocs_sem_v(&(result->semaphore));
}

static void
get_port_protocol(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_get_port_protocol_result_t result;
	uint8_t bus;
	uint8_t dev;
	uint8_t func;

	ocs_sem_init(&(result.semaphore), 0, "get_port_protocol");

	ocs_get_bus_dev_func(ocs, &bus, &dev, &func);

	if(ocs_hw_get_port_protocol(&ocs->hw, func, ocs_mgmt_get_port_protocol_cb, &result) == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
		}
		if (result.status == 0) {
			switch (result.port_protocol) {
			case OCS_HW_PORT_PROTOCOL_ISCSI:
				ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "port_protocol", "iSCSI");
				break;
			case OCS_HW_PORT_PROTOCOL_FCOE:
				ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "port_protocol", "FCoE");
				break;
			case OCS_HW_PORT_PROTOCOL_FC:
				ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "port_protocol", "FC");
				break;
			case OCS_HW_PORT_PROTOCOL_OTHER:
				ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "port_protocol", "Other");
				break;
			}
		} else {
			ocs_log_test(ocs, "getting port profile status 0x%x\n", result.status);
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "port_protocol", "Unknown");
		}
	}
}

typedef struct ocs_mgmt_set_port_protocol_result {
	ocs_sem_t semaphore;
	int32_t status;
} ocs_mgmt_set_port_protocol_result_t;



static void
ocs_mgmt_set_port_protocol_cb(int32_t status,
			      void    *arg)
{
	ocs_mgmt_get_port_protocol_result_t *result = arg;

	result->status = status;

	ocs_sem_v(&(result->semaphore));
}

/**
 * @brief  Set port protocol
 * @par Description
 * This is a management action handler to set the current
 * port protocol.  Input value should be one of iSCSI,
 * FC, or FCoE.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param value The value to be assigned
 *
 * @return Returns 0 on success, non-zero on failure.
 */
static int32_t
set_port_protocol(ocs_t *ocs, char *name, char *value)
{
	ocs_mgmt_set_port_protocol_result_t result;
	int32_t rc = 0;
	ocs_hw_port_protocol_e new_protocol;
	uint8_t bus;
	uint8_t dev;
	uint8_t func;

	ocs_get_bus_dev_func(ocs, &bus, &dev, &func);

	ocs_sem_init(&(result.semaphore), 0, "set_port_protocol");

	if (ocs_strcasecmp(value, "iscsi") == 0) {
		new_protocol = OCS_HW_PORT_PROTOCOL_ISCSI;
	} else if (ocs_strcasecmp(value, "fc") == 0) {
		new_protocol = OCS_HW_PORT_PROTOCOL_FC;
	} else if (ocs_strcasecmp(value, "fcoe") == 0) {
		new_protocol = OCS_HW_PORT_PROTOCOL_FCOE;
	} else {
		return -1;
	}

	rc = ocs_hw_set_port_protocol(&ocs->hw, new_protocol, func,
				       ocs_mgmt_set_port_protocol_cb, &result);
	if (rc == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			return -ENXIO;
		}
		if (result.status == 0) {
			/* Success. */
			rc = 0;
		} else {
			rc = -1;
			ocs_log_test(ocs, "setting active profile status 0x%x\n",
				     result.status);
		}
	}

	return rc;
}

typedef struct ocs_mgmt_get_profile_list_result_s {
	ocs_sem_t semaphore;
	int32_t status;
	ocs_hw_profile_list_t *list;
} ocs_mgmt_get_profile_list_result_t;

static void
ocs_mgmt_get_profile_list_cb(int32_t status, ocs_hw_profile_list_t *list, void *ul_arg)
{
	ocs_mgmt_get_profile_list_result_t *result = ul_arg;

	result->status = status;
	result->list = list;

	ocs_sem_v(&(result->semaphore));
}

/**
 * @brief  Get list of profiles
 * @par Description
 * This is a management action handler to get the list of
 * profiles supported by the SLI port.  Although the spec says
 * that all SLI platforms support this, only Skyhawk actually
 * has a useful implementation.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param textbuf Pointer to an ocs_textbuf, which is used to return the results.
 *
 * @return none
 */
static void
get_profile_list(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	ocs_mgmt_get_profile_list_result_t result;

	ocs_sem_init(&(result.semaphore), 0, "get_profile_list");

	if(ocs_hw_get_profile_list(&ocs->hw, ocs_mgmt_get_profile_list_cb, &result) == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
		}
		if (result.status == 0) {
			/* Success. */
#define MAX_LINE_SIZE 520
#define BUFFER_SIZE MAX_LINE_SIZE*40
			char *result_buf;
			char result_line[MAX_LINE_SIZE];
			uint32_t bytes_left;
			uint32_t i;

			result_buf = ocs_malloc(ocs, BUFFER_SIZE, OCS_M_ZERO);
			bytes_left = BUFFER_SIZE;

			for (i=0; i<result.list->num_descriptors; i++) {
				sprintf(result_line, "0x%02x:%s\n", result.list->descriptors[i].profile_id,
					result.list->descriptors[i].profile_description);
				if (strlen(result_line) < bytes_left) {
					strcat(result_buf, result_line);
					bytes_left -= strlen(result_line);
				}
			}


			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RD, "profile_list", result_buf);

			ocs_free(ocs, result_buf, BUFFER_SIZE);
			ocs_free(ocs, result.list, sizeof(ocs_hw_profile_list_t));
		} else {
			ocs_log_test(ocs, "getting profile list status 0x%x\n", result.status);
		}
	}
}

typedef struct ocs_mgmt_get_active_profile_result {
	ocs_sem_t semaphore;
	int32_t status;
	uint32_t active_profile_id;
} ocs_mgmt_get_active_profile_result_t;

static void
ocs_mgmt_get_active_profile_cb(int32_t status, uint32_t active_profile, void *ul_arg)
{
	ocs_mgmt_get_active_profile_result_t *result = ul_arg;

	result->status = status;
	result->active_profile_id = active_profile;

	ocs_sem_v(&(result->semaphore));
}

#define MAX_PROFILE_LENGTH 5

/**
 * @brief  Get active profile
 * @par Description
 * This is a management action handler to get the currently
 * active profile for an SLI port.  Although the spec says that
 * all SLI platforms support this, only Skyhawk actually has a
 * useful implementation.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param textbuf Pointer to an ocs_textbuf, which is used to return the results.
 *
 * @return none
 */
static void
get_active_profile(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	char result_string[MAX_PROFILE_LENGTH];
	ocs_mgmt_get_active_profile_result_t result;

	ocs_sem_init(&(result.semaphore), 0, "get_active_profile");

	if(ocs_hw_get_active_profile(&ocs->hw, ocs_mgmt_get_active_profile_cb, &result) == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
		}
		if (result.status == 0) {
			/* Success. */
			sprintf(result_string, "0x%02x", result.active_profile_id);
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "active_profile", result_string);
		} else {
			ocs_log_test(ocs, "getting active profile status 0x%x\n", result.status);
		}
	}
}

typedef struct ocs_mgmt_set_active_profile_result {
	ocs_sem_t semaphore;
	int32_t status;
} ocs_mgmt_set_active_profile_result_t;


static void
ocs_mgmt_set_active_profile_cb(int32_t status, void *ul_arg)
{
	ocs_mgmt_get_profile_list_result_t *result = ul_arg;

	result->status = status;

	ocs_sem_v(&(result->semaphore));
}

/**
 * @brief  Set active profile
 * @par Description
 * This is a management action handler to set the currently
 * active profile for an SLI port.  Although the spec says that
 * all SLI platforms support this, only Skyhawk actually has a
 * useful implementation.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param value Requested new value of the property.
 *
 * @return Returns 0 on success, non-zero on failure.
 */
static int32_t
set_active_profile(ocs_t *ocs, char *name, char *value)
{
	ocs_mgmt_set_active_profile_result_t result;
	int32_t rc = 0;
	int32_t new_profile;

	new_profile = ocs_strtoul(value, NULL, 0);

	ocs_sem_init(&(result.semaphore), 0, "set_active_profile");

	rc = ocs_hw_set_active_profile(&ocs->hw, ocs_mgmt_set_active_profile_cb, new_profile, &result);
	if (rc == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			return -ENXIO;
		}
		if (result.status == 0) {
			/* Success. */
			rc = 0;
		} else {
			rc = -1;
			ocs_log_test(ocs, "setting active profile status 0x%x\n", result.status);
		}
	}

	return rc;
}

typedef struct ocs_mgmt_get_nvparms_result {
	ocs_sem_t semaphore;
	int32_t status;
	uint8_t	wwpn[8];
	uint8_t wwnn[8];
	uint8_t hard_alpa;
	uint32_t preferred_d_id;
} ocs_mgmt_get_nvparms_result_t;

static void
ocs_mgmt_get_nvparms_cb(int32_t status, uint8_t *wwpn, uint8_t *wwnn, uint8_t hard_alpa,
		uint32_t preferred_d_id, void *ul_arg)
{
	ocs_mgmt_get_nvparms_result_t *result = ul_arg;

	result->status = status;
	ocs_memcpy(result->wwpn, wwpn, sizeof(result->wwpn));
	ocs_memcpy(result->wwnn, wwnn, sizeof(result->wwnn));
	result->hard_alpa = hard_alpa;
	result->preferred_d_id = preferred_d_id;

	ocs_sem_v(&(result->semaphore));
}

/**
 * @brief  Get wwpn
 * @par Description
 *
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param textbuf Pointer to an ocs_textbuf, which is used to return the results.
 *
 * @return none
 */
static void
get_nv_wwpn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	char result_string[24];
	ocs_mgmt_get_nvparms_result_t result;

	ocs_sem_init(&(result.semaphore), 0, "get_nv_wwpn");

	if(ocs_hw_get_nvparms(&ocs->hw, ocs_mgmt_get_nvparms_cb, &result) == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			return;
		}
		if (result.status == 0) {
			/* Success.  Copy wwpn from result struct to result string */
			sprintf(result_string, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
					result.wwpn[0], result.wwpn[1], result.wwpn[2],
					result.wwpn[3], result.wwpn[4], result.wwpn[5],
					result.wwpn[6], result.wwpn[7]);
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "nv_wwpn", result_string);
		} else {
			ocs_log_test(ocs, "getting wwpn status 0x%x\n", result.status);
		}
	}
}

/**
 * @brief  Get wwnn
 * @par Description
 *
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param textbuf Pointer to an ocs_textbuf, which is used to return the results.
 *
 * @return none
 */
static void
get_nv_wwnn(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	char result_string[24];
	ocs_mgmt_get_nvparms_result_t result;

	ocs_sem_init(&(result.semaphore), 0, "get_nv_wwnn");

	if(ocs_hw_get_nvparms(&ocs->hw, ocs_mgmt_get_nvparms_cb, &result) == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			return;
		}
		if (result.status == 0) {
			/* Success. Copy wwnn from result struct to result string */
			ocs_snprintf(result_string, sizeof(result_string), "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x",
					result.wwnn[0], result.wwnn[1], result.wwnn[2],
					result.wwnn[3], result.wwnn[4], result.wwnn[5],
					result.wwnn[6], result.wwnn[7]);
			ocs_mgmt_emit_string(textbuf, MGMT_MODE_RW, "nv_wwnn", result_string);
		} else {
			ocs_log_test(ocs, "getting wwnn status 0x%x\n", result.status);
		}
	}
}

/**
 * @brief Get accumulated node abort counts
 * @par Description Get the sum of all nodes abort count.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param textbuf Pointer to an ocs_textbuf, which is used to return the results.
 *
 * @return None.
 */
static void
get_node_abort_cnt(ocs_t *ocs, char *name, ocs_textbuf_t *textbuf)
{
	uint32_t abort_counts = 0;
	ocs_domain_t *domain;
	ocs_sport_t *sport;
	ocs_node_t *node;

	if (ocs_device_lock_try(ocs) != TRUE) {
		/* Didn't get the lock */
		return;
	}

		/* Here the Device lock is held */
		ocs_list_foreach(&ocs->domain_list, domain) {
			if (ocs_domain_lock_try(domain) != TRUE) {
				/* Didn't get the lock */
				ocs_device_unlock(ocs);
				return;
			}

				/* Here the Domain lock is held */
				ocs_list_foreach(&domain->sport_list, sport) {
					if (ocs_sport_lock_try(sport) != TRUE) {
						/* Didn't get the lock */
						ocs_domain_unlock(domain);
						ocs_device_unlock(ocs);
						return;
					}

						/* Here the sport lock is held */
						ocs_list_foreach(&sport->node_list, node) {
							abort_counts += node->abort_cnt;
						}

					ocs_sport_unlock(sport);
				}

			ocs_domain_unlock(domain);
		}

	ocs_device_unlock(ocs);

	ocs_mgmt_emit_int(textbuf, MGMT_MODE_RD, "node_abort_cnt", "%d" , abort_counts);
}

typedef struct ocs_mgmt_set_nvparms_result {
	ocs_sem_t semaphore;
	int32_t status;
} ocs_mgmt_set_nvparms_result_t;


static void
ocs_mgmt_set_nvparms_cb(int32_t status, void *ul_arg)
{
	ocs_mgmt_get_profile_list_result_t *result = ul_arg;

	result->status = status;

	ocs_sem_v(&(result->semaphore));
}

/**
 * @brief  Set wwn
 * @par Description Sets the Non-volatile worldwide names,
 * if provided.
 *
 * @param ocs Pointer to the ocs structure.
 * @param name Name of the action being performed.
 * @param wwn_p Requested new WWN values.
 *
 * @return Returns 0 on success, non-zero on failure.
 */
static int32_t
set_nv_wwn(ocs_t *ocs, char *name, char *wwn_p)
{
	ocs_mgmt_get_nvparms_result_t result;
	uint8_t new_wwpn[8];
	uint8_t new_wwnn[8];
	char *wwpn_p = NULL;
	char *wwnn_p = NULL;
	int32_t rc = -1;
	int wwpn = 0;
	int wwnn = 0;
	int i;

	/* This is a read-modify-write operation, so first we have to read
	 * the current values
	 */
	ocs_sem_init(&(result.semaphore), 0, "set_nv_wwn1");

	rc = ocs_hw_get_nvparms(&ocs->hw, ocs_mgmt_get_nvparms_cb, &result);

	if (rc == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			return -ENXIO;
		}
		if (result.status != 0) {
			ocs_log_test(ocs, "getting nvparms status 0x%x\n", result.status);
			return -1;
		}
	}

	/* wwn_p contains wwpn_p@wwnn_p values */
	if (wwn_p != NULL) {
		wwpn_p = ocs_strsep(&wwn_p, "@");
		wwnn_p = wwn_p;
	}

	if (wwpn_p != NULL) {
		wwpn = ocs_strcmp(wwpn_p, "NA");
	}

	if (wwnn_p != NULL) {
		wwnn = ocs_strcmp(wwnn_p, "NA");
	}

	/* Parse the new WWPN */
	if ((wwpn_p != NULL) && (wwpn != 0)) {
		if (ocs_sscanf(wwpn_p, "%2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx",
				&(new_wwpn[0]), &(new_wwpn[1]), &(new_wwpn[2]),
				&(new_wwpn[3]), &(new_wwpn[4]), &(new_wwpn[5]),
				&(new_wwpn[6]), &(new_wwpn[7])) != 8) {
			ocs_log_test(ocs, "can't parse WWPN %s\n", wwpn_p);
			return -1;
		}
	}

	/* Parse the new WWNN */
	if ((wwnn_p != NULL) && (wwnn != 0 )) {
		if (ocs_sscanf(wwnn_p, "%2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx:%2hhx",
				&(new_wwnn[0]), &(new_wwnn[1]), &(new_wwnn[2]),
				&(new_wwnn[3]), &(new_wwnn[4]), &(new_wwnn[5]),
				&(new_wwnn[6]), &(new_wwnn[7])) != 8) {
			ocs_log_test(ocs, "can't parse WWNN %s\n", wwnn_p);
			return -1;
		}
	}

	for (i = 0; i < 8; i++) {
		/* Use active wwpn, if new one is not provided */
		if (wwpn == 0) {
			new_wwpn[i] = result.wwpn[i];
		}

		/* Use active wwnn, if new one is not provided */
		if (wwnn == 0) {
			new_wwnn[i] = result.wwnn[i];
		}
	}

	/* Modify the nv_wwnn and nv_wwpn, then write it back */
	ocs_sem_init(&(result.semaphore), 0, "set_nv_wwn2");

	rc = ocs_hw_set_nvparms(&ocs->hw, ocs_mgmt_set_nvparms_cb, new_wwpn,
				 new_wwnn, result.hard_alpa, result.preferred_d_id,
				 &result);
	if (rc == OCS_HW_RTN_SUCCESS) {
		if (ocs_sem_p(&(result.semaphore), OCS_SEM_FOREVER) != 0) {
			/* Undefined failure */
			ocs_log_err(ocs, "ocs_sem_p failed\n");
			return -ENXIO;
		}
		if (result.status != 0) {
			ocs_log_test(ocs, "setting wwn status 0x%x\n", result.status);
			return -1;
		}
	}

	return rc;
}

static int
set_tgt_rscn_delay(ocs_t *ocs, char *name, char *value)
{
	ocs->tgt_rscn_delay_msec = ocs_strtoul(value, NULL, 0) * 1000;
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

static int
set_tgt_rscn_period(ocs_t *ocs, char *name, char *value)
{
	ocs->tgt_rscn_period_msec = ocs_strtoul(value, NULL, 0) * 1000;
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

static int
set_inject_drop_cmd(ocs_t *ocs, char *name, char *value)
{
	ocs->err_injection = (ocs_strtoul(value, NULL, 0) == 0 ? NO_ERR_INJECT : INJECT_DROP_CMD);
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

static int
set_inject_free_drop_cmd(ocs_t *ocs, char *name, char *value)
{
	ocs->err_injection = (ocs_strtoul(value, NULL, 0) == 0 ? NO_ERR_INJECT : INJECT_FREE_DROPPED);
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

static int
set_inject_drop_data(ocs_t *ocs, char *name, char *value)
{
	ocs->err_injection = (ocs_strtoul(value, NULL, 0) == 0 ? NO_ERR_INJECT : INJECT_DROP_DATA);
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

static int
set_inject_drop_resp(ocs_t *ocs, char *name, char *value)
{
	ocs->err_injection = (ocs_strtoul(value, NULL, 0) == 0 ? NO_ERR_INJECT : INJECT_DROP_RESP);
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

static int
set_cmd_err_inject(ocs_t *ocs, char *name, char *value)
{
	ocs->cmd_err_inject = ocs_strtoul(value, NULL, 0);
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

static int
set_cmd_delay_value(ocs_t *ocs, char *name, char *value)
{
	ocs->delay_value_msec = ocs_strtoul(value, NULL, 0);
	ocs->err_injection = (ocs->delay_value_msec == 0 ? NO_ERR_INJECT : INJECT_DELAY_CMD);
	ocs_log_debug(ocs, "mgmt set: %s %s\n", name, value);
	return 0;
}

/**
 * @brief parse a WWN from a string into a 64-bit value
 *
 * Given a pointer to a string, parse the string into a 64-bit
 * WWN value.  The format of the string must be xx:xx:xx:xx:xx:xx:xx:xx
 *
 * @param wwn_in pointer to the string to be parsed
 * @param wwn_out pointer to uint64_t in which to put the parsed result
 *
 * @return 0 if successful, non-zero if the WWN is malformed and couldn't be parsed
 */
int
parse_wwn(char *wwn_in, uint64_t *wwn_out)
{
	uint8_t byte0;
	uint8_t byte1;
	uint8_t byte2;
	uint8_t byte3;
	uint8_t byte4;
	uint8_t byte5;
	uint8_t byte6;
	uint8_t byte7;
	int rc;

	rc = ocs_sscanf(wwn_in, "0x%2hhx%2hhx%2hhx%2hhx%2hhx%2hhx%2hhx%2hhx",
				&byte0, &byte1, &byte2, &byte3,
				&byte4, &byte5, &byte6, &byte7);

	if (rc == 8) {
		*wwn_out = ((uint64_t)byte0 << 56) |
				((uint64_t)byte1 << 48) |
				((uint64_t)byte2 << 40) |
				((uint64_t)byte3 << 32) |
				((uint64_t)byte4 << 24) |
				((uint64_t)byte5 << 16) |
				((uint64_t)byte6 <<  8) |
				((uint64_t)byte7);
		return 0;

	} else {
		return 1;
	}
}



static char *mode_string(int mode);


/**
 * @ingroup mgmt
 * @brief Generate the beginning of a numbered section in a management XML document.
 *
 * @par Description
 * This function begins a section. The XML information is appended to
 * the textbuf. This form of the function is used for sections that might have
 * multiple instances, such as a node or a SLI Port (sport). The index number
 * is appended to the name.
 *
 * @param textbuf Pointer to the driver dump text buffer.
 * @param name Name of the section.
 * @param index Index number of this instance of the section.
 *
 * @return None.
 */

extern void ocs_mgmt_start_section(ocs_textbuf_t *textbuf, const char *name, int index)
{
	ocs_textbuf_printf(textbuf, "<%s instance=\"%d\">\n", name, index);
}

/**
 * @ingroup mgmt
 * @brief Generate the beginning of an unnumbered section in a management XML document.
 *
 * @par Description
 * This function begins a section. The XML information is appended to
 * the textbuf. This form of the function is used for sections that have
 * a single instance only. Therefore, no index number is needed.
 *
 * @param textbuf Pointer to the driver dump text buffer.
 * @param name Name of the section.
 *
 * @return None.
 */

extern void ocs_mgmt_start_unnumbered_section(ocs_textbuf_t *textbuf, const char *name)
{
	ocs_textbuf_printf(textbuf, "<%s>\n", name);
}

/**
 * @ingroup mgmt
 * @brief Generate the end of a section in a management XML document.
 *
 * @par Description
 * This function ends a section. The XML information is appended to
 * the textbuf.
 *
 * @param textbuf Pointer to the driver dump text buffer.
 * @param name Name of the section.
 *
 * @return None.
 */

void ocs_mgmt_end_unnumbered_section(ocs_textbuf_t *textbuf, const char *name)
{
	ocs_textbuf_printf(textbuf, "</%s>\n", name);
}

/**
 * @ingroup mgmt
 * @brief Generate the indexed end of a section in a management XML document.
 *
 * @par Description
 * This function ends a section. The XML information is appended to
 * the textbuf.
 *
 * @param textbuf Pointer to the driver dump text buffer.
 * @param name Name of the section.
 * @param index Index number of this instance of the section.
 *
 * @return None.
 */

void ocs_mgmt_end_section(ocs_textbuf_t *textbuf, const char *name, int index)
{

	ocs_textbuf_printf(textbuf, "</%s>\n", name);

}

/**
 * @ingroup mgmt
 * @brief Generate a property, with no value, in a management XML document.
 *
 * @par Description
 * This function generates a property name. The XML information is appended to
 * the textbuf. This form of the function is used by the list functions
 * when the property name only (and not the current value) is given.
 *
 * @param textbuf Pointer to the driver dump text buffer.
 * @param mode Defines whether the property is read(r)/write(w)/executable(x).
 * @param name Name of the property.
 *
 * @return None.
 */

void ocs_mgmt_emit_property_name(ocs_textbuf_t *textbuf, int mode, const char *name)
{
	ocs_textbuf_printf(textbuf, "<%s mode=\"%s\"/>\n", name, mode_string(mode));
}

/**
 * @ingroup mgmt
 * @brief Generate a property with a string value in a management XML document.
 *
 * @par Description
 * This function generates a property name and a string value.
 * The XML information is appended to the textbuf.
 *
 * @param textbuf Pointer to the driver dump text buffer.
 * @param mode Defines whether the property is read(r)/write(w)/executable(x).
 * @param name Name of the property.
 * @param value Value of the property.
 *
 * @return None.
 */

void ocs_mgmt_emit_string(ocs_textbuf_t *textbuf, int mode, const char *name, const char *value)
{
	ocs_textbuf_printf(textbuf, "<%s mode=\"%s\">%s</%s>\n", name, mode_string(mode), value, name);
}

/**
 * @ingroup mgmt
 * @brief Generate a property with an integer value in a management XML document.
 *
 * @par Description
 * This function generates a property name and an integer value.
 * The XML information is appended to the textbuf.
 *
 * @param textbuf Pointer to driver dump text buffer.
 * @param mode Defines whether the property is read(r)/write(w)/executable(x).
 * @param name Name of the property.
 * @param fmt A printf format for formatting the integer value.
 *
 * @return none
 */

void ocs_mgmt_emit_int(ocs_textbuf_t *textbuf, int mode, const char *name, const char *fmt, ...)
{
	va_list ap;
	char valuebuf[64];

	va_start(ap, fmt);
	ocs_vsnprintf(valuebuf, sizeof(valuebuf), fmt, ap);
	va_end(ap);

	ocs_textbuf_printf(textbuf, "<%s mode=\"%s\">%s</%s>\n", name, mode_string(mode), valuebuf, name);
}

/**
 * @ingroup mgmt
 * @brief Generate a property with a boolean value in a management XML document.
 *
 * @par Description
 * This function generates a property name and a boolean value.
 * The XML information is appended to the textbuf.
 *
 * @param textbuf Pointer to the driver dump text buffer.
 * @param mode Defines whether the property is read(r)/write(w)/executable(x).
 * @param name Name of the property.
 * @param value Boolean value to be added to the textbuf.
 *
 * @return None.
 */

void ocs_mgmt_emit_boolean(ocs_textbuf_t *textbuf, int mode, const char *name, int value)
{
	char *valuebuf = value ? "true" : "false";

	ocs_textbuf_printf(textbuf, "<%s mode=\"%s\">%s</%s>\n", name, mode_string(mode), valuebuf, name);
}

static char *mode_string(int mode)
{
	static char mode_str[4];

	mode_str[0] = '\0';
	if (mode & MGMT_MODE_RD) {
		strcat(mode_str, "r");
	}
	if (mode & MGMT_MODE_WR) {
		strcat(mode_str, "w");
	}
	if (mode & MGMT_MODE_EX) {
		strcat(mode_str, "x");
	}

	return mode_str;

}