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/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright © 2021-2022 Dmitry Salychev
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 _DPAA2_MAC_H
#define _DPAA2_MAC_H
#include <sys/rman.h>
#include <sys/bus.h>
#include <sys/queue.h>
#include <net/ethernet.h>
#include "dpaa2_types.h"
#include "dpaa2_mcp.h"
#define DPAA2_MAC_MAX_RESOURCES 1 /* Maximum resources per DPMAC: 1 DPMCP. */
#define DPAA2_MAC_MSI_COUNT 1 /* MSIs per DPMAC */
/* DPMAC link configuration options. */
#define DPAA2_MAC_LINK_OPT_AUTONEG ((uint64_t) 0x01u)
#define DPAA2_MAC_LINK_OPT_HALF_DUPLEX ((uint64_t) 0x02u)
#define DPAA2_MAC_LINK_OPT_PAUSE ((uint64_t) 0x04u)
#define DPAA2_MAC_LINK_OPT_ASYM_PAUSE ((uint64_t) 0x08u)
enum dpaa2_mac_eth_if {
DPAA2_MAC_ETH_IF_MII,
DPAA2_MAC_ETH_IF_RMII,
DPAA2_MAC_ETH_IF_SMII,
DPAA2_MAC_ETH_IF_GMII,
DPAA2_MAC_ETH_IF_RGMII,
DPAA2_MAC_ETH_IF_SGMII,
DPAA2_MAC_ETH_IF_QSGMII,
DPAA2_MAC_ETH_IF_XAUI,
DPAA2_MAC_ETH_IF_XFI,
DPAA2_MAC_ETH_IF_CAUI,
DPAA2_MAC_ETH_IF_1000BASEX,
DPAA2_MAC_ETH_IF_USXGMII
};
enum dpaa2_mac_link_type {
DPAA2_MAC_LINK_TYPE_NONE,
DPAA2_MAC_LINK_TYPE_FIXED,
DPAA2_MAC_LINK_TYPE_PHY,
DPAA2_MAC_LINK_TYPE_BACKPLANE
};
/**
* @brief Attributes of the DPMAC object.
*
* id: DPMAC object ID.
* max_rate: Maximum supported rate (in Mbps).
* eth_if: Type of the Ethernet interface.
* link_type: Type of the link.
*/
struct dpaa2_mac_attr {
uint32_t id;
uint32_t max_rate;
enum dpaa2_mac_eth_if eth_if;
enum dpaa2_mac_link_type link_type;
};
/**
* @brief Link state of the DPMAC object.
*/
struct dpaa2_mac_link_state {
uint64_t options;
uint64_t supported;
uint64_t advert;
uint32_t rate;
bool up;
bool state_valid;
};
/**
* @brief Software context for the DPAA2 MAC driver.
*
* dev: Device associated with this software context.
* addr: Physical address assigned to the DPMAC object.
* attr: Attributes of the DPMAC object.
*/
struct dpaa2_mac_softc {
device_t dev;
uint8_t addr[ETHER_ADDR_LEN];
struct resource *res[DPAA2_MAC_MAX_RESOURCES];
struct dpaa2_mac_attr attr;
int irq_rid[DPAA2_MAC_MSI_COUNT];
struct resource *irq_res;
void *intr; /* interrupt handle */
};
extern struct resource_spec dpaa2_mac_spec[];
#endif /* _DPAA2_MAC_H */
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