5 * Copyright (C) 2008 Michael Brown <mbrown@fensystems.co.uk>.
6 * Copyright (C) 2008 NetXen, Inc.
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of the
11 * License, or any later version.
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
24 FILE_LICENCE ( GPL2_OR_LATER );
29 * Phantom hardware definitions
33 /** A Phantom RX descriptor */
34 struct phantom_rds_pb {
35 pseudo_bit_t handle[16]; /**< Reference handle */
36 pseudo_bit_t flags[16]; /**< Flags */
37 pseudo_bit_t length[32]; /**< Buffer length */
39 /* --------------------------------------------------------------- */
41 pseudo_bit_t dma_addr[64]; /**< Buffer DMA address */
45 /** A Phantom RX status descriptor */
46 struct phantom_sds_pb {
47 pseudo_bit_t port[4]; /**< Port number */
48 pseudo_bit_t status[4]; /**< Checksum status */
49 pseudo_bit_t type[4]; /**< Type */
50 pseudo_bit_t total_length[16]; /**< Total packet length */
51 pseudo_bit_t handle[16]; /**< Reference handle */
52 pseudo_bit_t protocol[4]; /**< Protocol */
53 pseudo_bit_t pkt_offset[5]; /**< Offset to packet start */
54 pseudo_bit_t desc_cnt[3]; /**< Descriptor count */
55 pseudo_bit_t owner[2]; /**< Owner */
56 pseudo_bit_t opcode[6]; /**< Opcode */
58 /* --------------------------------------------------------------- */
60 pseudo_bit_t hash_value[32]; /**< RSS hash value */
61 pseudo_bit_t hash_type[8]; /**< RSS hash type */
62 pseudo_bit_t lro[8]; /**< LRO data */
65 /** Phantom RX status opcodes */
66 enum phantom_sds_opcode {
67 UNM_SYN_OFFLOAD = 0x03,
68 UNM_RXPKT_DESC = 0x04,
71 /** A Phantom TX descriptor */
72 struct phantom_tx_cds_pb {
73 pseudo_bit_t tcp_hdr_offset[8]; /**< TCP header offset (LSO) */
74 pseudo_bit_t ip_hdr_offset[8]; /**< IP header offset (LSO) */
75 pseudo_bit_t flags[7]; /**< Flags */
76 pseudo_bit_t opcode[6]; /**< Opcode */
77 pseudo_bit_t hw_rsvd_0[3]; /**< (Reserved) */
78 pseudo_bit_t num_buffers[8]; /**< Total number of buffers */
79 pseudo_bit_t length[24]; /**< Total length */
81 /* --------------------------------------------------------------- */
83 pseudo_bit_t buffer2_dma_addr[64]; /**< Buffer 2 DMA address */
85 /* --------------------------------------------------------------- */
87 pseudo_bit_t handle[16]; /**< Reference handle (n/a) */
88 pseudo_bit_t port_mss[16]; /**< TCP MSS (LSO) */
89 pseudo_bit_t port[4]; /**< Port */
90 pseudo_bit_t context_id[4]; /**< Context ID */
91 pseudo_bit_t total_hdr_length[8]; /**< MAC+IP+TCP header (LSO) */
92 pseudo_bit_t conn_id[16]; /**< IPSec connection ID */
94 /* --------------------------------------------------------------- */
96 pseudo_bit_t buffer3_dma_addr[64]; /**< Buffer 3 DMA address */
98 /* --------------------------------------------------------------- */
100 pseudo_bit_t buffer1_dma_addr[64]; /**< Buffer 1 DMA address */
102 /* --------------------------------------------------------------- */
104 pseudo_bit_t buffer1_length[16]; /**< Buffer 1 length */
105 pseudo_bit_t buffer2_length[16]; /**< Buffer 2 length */
106 pseudo_bit_t buffer3_length[16]; /**< Buffer 3 length */
107 pseudo_bit_t buffer4_length[16]; /**< Buffer 4 length */
109 /* --------------------------------------------------------------- */
111 pseudo_bit_t buffer4_dma_addr[64]; /**< Buffer 4 DMA address */
113 /* --------------------------------------------------------------- */
115 pseudo_bit_t hw_rsvd_1[64]; /**< (Reserved) */
118 /** A Phantom MAC address request body */
119 struct phantom_nic_request_body_mac_request_pb {
120 pseudo_bit_t opcode[8]; /**< Opcode */
121 pseudo_bit_t tag[8]; /**< Tag */
122 pseudo_bit_t mac_addr_0[8]; /**< MAC address byte 0 */
123 pseudo_bit_t mac_addr_1[8]; /**< MAC address byte 1 */
124 pseudo_bit_t mac_addr_2[8]; /**< MAC address byte 2 */
125 pseudo_bit_t mac_addr_3[8]; /**< MAC address byte 3 */
126 pseudo_bit_t mac_addr_4[8]; /**< MAC address byte 4 */
127 pseudo_bit_t mac_addr_5[8]; /**< MAC address byte 5 */
130 /** Phantom MAC request opcodes */
131 enum phantom_mac_request_opcode {
132 UNM_MAC_ADD = 0x01, /**< Add MAC address */
133 UNM_MAC_DEL = 0x02, /**< Delete MAC address */
136 /** A Phantom NIC request command descriptor */
137 struct phantom_nic_request_cds_pb {
139 pseudo_bit_t dst_minor[18];
140 pseudo_bit_t dst_subq[1];
141 pseudo_bit_t dst_major[4];
142 pseudo_bit_t opcode[6];
143 pseudo_bit_t hw_rsvd_0[3];
144 pseudo_bit_t msginfo[24];
145 pseudo_bit_t hw_rsvd_1[2];
146 pseudo_bit_t qmsg_type[6];
149 /* --------------------------------------------------------------- */
152 pseudo_bit_t opcode[8];
153 pseudo_bit_t comp_id [8];
154 pseudo_bit_t context_id[16];
155 pseudo_bit_t need_completion[1];
156 pseudo_bit_t hw_rsvd_0[23];
157 pseudo_bit_t sub_opcode[8];
160 /* --------------------------------------------------------------- */
163 struct phantom_nic_request_body_mac_request_pb mac_request;
164 pseudo_bit_t padding[384];
168 /** Phantom NIC request opcodes */
169 enum phantom_nic_request_opcode {
170 UNM_MAC_EVENT = 0x01, /**< Add/delete MAC address */
173 /** A Phantom command descriptor */
174 union phantom_cds_pb {
175 struct phantom_tx_cds_pb tx;
176 struct phantom_nic_request_cds_pb nic_request;
179 /** Phantom command descriptor opcodes */
180 enum phantom_cds_opcode {
181 UNM_TX_ETHER_PKT = 0x01, /**< Transmit raw Ethernet */
182 UNM_NIC_REQUEST = 0x14, /**< NIC request */
185 #endif /* _PHANTOM_HW_H */