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#ifndef _PHANTOM_HW_H
#define _PHANTOM_HW_H
/*
* Copyright (C) 2008 Michael Brown <mbrown@fensystems.co.uk>.
* Copyright (C) 2008 NetXen, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
FILE_LICENCE ( GPL2_OR_LATER );
/**
* @file
*
* Phantom hardware definitions
*
*/
/** A Phantom RX descriptor */
struct phantom_rds_pb {
pseudo_bit_t handle[16]; /**< Reference handle */
pseudo_bit_t flags[16]; /**< Flags */
pseudo_bit_t length[32]; /**< Buffer length */
/* --------------------------------------------------------------- */
pseudo_bit_t dma_addr[64]; /**< Buffer DMA address */
};
/** A Phantom RX status descriptor */
struct phantom_sds_pb {
pseudo_bit_t port[4]; /**< Port number */
pseudo_bit_t status[4]; /**< Checksum status */
pseudo_bit_t type[4]; /**< Type */
pseudo_bit_t total_length[16]; /**< Total packet length */
pseudo_bit_t handle[16]; /**< Reference handle */
pseudo_bit_t protocol[4]; /**< Protocol */
pseudo_bit_t pkt_offset[5]; /**< Offset to packet start */
pseudo_bit_t desc_cnt[3]; /**< Descriptor count */
pseudo_bit_t owner[2]; /**< Owner */
pseudo_bit_t opcode[6]; /**< Opcode */
/* --------------------------------------------------------------- */
pseudo_bit_t hash_value[32]; /**< RSS hash value */
pseudo_bit_t hash_type[8]; /**< RSS hash type */
pseudo_bit_t lro[8]; /**< LRO data */
};
/** Phantom RX status opcodes */
enum phantom_sds_opcode {
UNM_SYN_OFFLOAD = 0x03,
UNM_RXPKT_DESC = 0x04,
};
/** A Phantom TX descriptor */
struct phantom_tx_cds_pb {
pseudo_bit_t tcp_hdr_offset[8]; /**< TCP header offset (LSO) */
pseudo_bit_t ip_hdr_offset[8]; /**< IP header offset (LSO) */
pseudo_bit_t flags[7]; /**< Flags */
pseudo_bit_t opcode[6]; /**< Opcode */
pseudo_bit_t hw_rsvd_0[3]; /**< (Reserved) */
pseudo_bit_t num_buffers[8]; /**< Total number of buffers */
pseudo_bit_t length[24]; /**< Total length */
/* --------------------------------------------------------------- */
pseudo_bit_t buffer2_dma_addr[64]; /**< Buffer 2 DMA address */
/* --------------------------------------------------------------- */
pseudo_bit_t handle[16]; /**< Reference handle (n/a) */
pseudo_bit_t port_mss[16]; /**< TCP MSS (LSO) */
pseudo_bit_t port[4]; /**< Port */
pseudo_bit_t context_id[4]; /**< Context ID */
pseudo_bit_t total_hdr_length[8]; /**< MAC+IP+TCP header (LSO) */
pseudo_bit_t conn_id[16]; /**< IPSec connection ID */
/* --------------------------------------------------------------- */
pseudo_bit_t buffer3_dma_addr[64]; /**< Buffer 3 DMA address */
/* --------------------------------------------------------------- */
pseudo_bit_t buffer1_dma_addr[64]; /**< Buffer 1 DMA address */
/* --------------------------------------------------------------- */
pseudo_bit_t buffer1_length[16]; /**< Buffer 1 length */
pseudo_bit_t buffer2_length[16]; /**< Buffer 2 length */
pseudo_bit_t buffer3_length[16]; /**< Buffer 3 length */
pseudo_bit_t buffer4_length[16]; /**< Buffer 4 length */
/* --------------------------------------------------------------- */
pseudo_bit_t buffer4_dma_addr[64]; /**< Buffer 4 DMA address */
/* --------------------------------------------------------------- */
pseudo_bit_t hw_rsvd_1[64]; /**< (Reserved) */
};
/** A Phantom MAC address request body */
struct phantom_nic_request_body_mac_request_pb {
pseudo_bit_t opcode[8]; /**< Opcode */
pseudo_bit_t tag[8]; /**< Tag */
pseudo_bit_t mac_addr_0[8]; /**< MAC address byte 0 */
pseudo_bit_t mac_addr_1[8]; /**< MAC address byte 1 */
pseudo_bit_t mac_addr_2[8]; /**< MAC address byte 2 */
pseudo_bit_t mac_addr_3[8]; /**< MAC address byte 3 */
pseudo_bit_t mac_addr_4[8]; /**< MAC address byte 4 */
pseudo_bit_t mac_addr_5[8]; /**< MAC address byte 5 */
};
/** Phantom MAC request opcodes */
enum phantom_mac_request_opcode {
UNM_MAC_ADD = 0x01, /**< Add MAC address */
UNM_MAC_DEL = 0x02, /**< Delete MAC address */
};
/** A Phantom NIC request command descriptor */
struct phantom_nic_request_cds_pb {
struct {
pseudo_bit_t dst_minor[18];
pseudo_bit_t dst_subq[1];
pseudo_bit_t dst_major[4];
pseudo_bit_t opcode[6];
pseudo_bit_t hw_rsvd_0[3];
pseudo_bit_t msginfo[24];
pseudo_bit_t hw_rsvd_1[2];
pseudo_bit_t qmsg_type[6];
} common;
/* --------------------------------------------------------------- */
struct {
pseudo_bit_t opcode[8];
pseudo_bit_t comp_id [8];
pseudo_bit_t context_id[16];
pseudo_bit_t need_completion[1];
pseudo_bit_t hw_rsvd_0[23];
pseudo_bit_t sub_opcode[8];
} header;
/* --------------------------------------------------------------- */
union {
struct phantom_nic_request_body_mac_request_pb mac_request;
pseudo_bit_t padding[384];
} body;
};
/** Phantom NIC request opcodes */
enum phantom_nic_request_opcode {
UNM_MAC_EVENT = 0x01, /**< Add/delete MAC address */
};
/** A Phantom command descriptor */
union phantom_cds_pb {
struct phantom_tx_cds_pb tx;
struct phantom_nic_request_cds_pb nic_request;
};
/** Phantom command descriptor opcodes */
enum phantom_cds_opcode {
UNM_TX_ETHER_PKT = 0x01, /**< Transmit raw Ethernet */
UNM_NIC_REQUEST = 0x14, /**< NIC request */
};
#endif /* _PHANTOM_HW_H */
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