diff options
Diffstat (limited to 'sys/dev/dpaa2/dpaa2_mac.h')
| -rw-r--r-- | sys/dev/dpaa2/dpaa2_mac.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/sys/dev/dpaa2/dpaa2_mac.h b/sys/dev/dpaa2/dpaa2_mac.h new file mode 100644 index 000000000000..cbdf2d824045 --- /dev/null +++ b/sys/dev/dpaa2/dpaa2_mac.h @@ -0,0 +1,124 @@ +/*- + * 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; + + /* Help to send commands to MC. */ + struct dpaa2_cmd *cmd; + uint16_t rc_token; + uint16_t mac_token; + + /* Interrupts. */ + 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 */ |