2 * Copyright (c) 2008, Pyun YongHyeon <yongari@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #define AGE_TX_RING_CNT 256
34 #define AGE_RX_RING_CNT 256
35 #define AGE_RR_RING_CNT (AGE_TX_RING_CNT + AGE_RX_RING_CNT)
36 /* The following ring alignments are just guessing. */
37 #define AGE_TX_RING_ALIGN 16
38 #define AGE_RX_RING_ALIGN 16
39 #define AGE_RR_RING_ALIGN 16
40 #define AGE_CMB_ALIGN 16
41 #define AGE_SMB_ALIGN 16
43 #define AGE_TSO_MAXSEGSIZE 4096
44 #define AGE_TSO_MAXSIZE (65535 + sizeof(struct ether_vlan_header))
45 #define AGE_MAXTXSEGS 32
47 #define AGE_ADDR_LO(x) ((uint64_t) (x) & 0xFFFFFFFF)
48 #define AGE_ADDR_HI(x) ((uint64_t) (x) >> 32)
50 #define AGE_MSI_MESSAGES 1
51 #define AGE_MSIX_MESSAGES 1
53 /* TODO : Should get real jumbo MTU size. */
54 #define AGE_JUMBO_FRAMELEN 10240
55 #define AGE_JUMBO_MTU \
56 (AGE_JUMBO_FRAMELEN - ETHER_VLAN_ENCAP_LEN - \
57 ETHER_HDR_LEN - ETHER_CRC_LEN)
59 #define AGE_DESC_INC(x, y) ((x) = ((x) + 1) % (y))
61 #define AGE_PROC_MIN 30
62 #define AGE_PROC_MAX (AGE_RX_RING_CNT - 1)
63 #define AGE_PROC_DEFAULT (AGE_RX_RING_CNT / 2)
67 bus_dmamap_t tx_dmamap;
68 struct tx_desc *tx_desc;
71 STAILQ_HEAD(age_txdq, age_txdesc);
75 bus_dmamap_t rx_dmamap;
76 struct rx_desc *rx_desc;
79 struct age_chain_data{
80 bus_dma_tag_t age_parent_tag;
81 bus_dma_tag_t age_buffer_tag;
82 bus_dma_tag_t age_tx_tag;
83 struct age_txdesc age_txdesc[AGE_TX_RING_CNT];
84 bus_dma_tag_t age_rx_tag;
85 struct age_rxdesc age_rxdesc[AGE_RX_RING_CNT];
86 bus_dma_tag_t age_tx_ring_tag;
87 bus_dmamap_t age_tx_ring_map;
88 bus_dma_tag_t age_rx_ring_tag;
89 bus_dmamap_t age_rx_ring_map;
90 bus_dmamap_t age_rx_sparemap;
91 bus_dma_tag_t age_rr_ring_tag;
92 bus_dmamap_t age_rr_ring_map;
93 bus_dma_tag_t age_cmb_block_tag;
94 bus_dmamap_t age_cmb_block_map;
95 bus_dma_tag_t age_smb_block_tag;
96 bus_dmamap_t age_smb_block_map;
105 struct mbuf *age_rxhead;
106 struct mbuf *age_rxtail;
107 struct mbuf *age_rxprev_tail;
110 struct age_ring_data {
111 struct tx_desc *age_tx_ring;
112 bus_addr_t age_tx_ring_paddr;
113 struct rx_desc *age_rx_ring;
114 bus_addr_t age_rx_ring_paddr;
115 struct rx_rdesc *age_rr_ring;
116 bus_addr_t age_rr_ring_paddr;
117 struct cmb *age_cmb_block;
118 bus_addr_t age_cmb_block_paddr;
119 struct smb *age_smb_block;
120 bus_addr_t age_smb_block_paddr;
123 #define AGE_TX_RING_SZ \
124 (sizeof(struct tx_desc) * AGE_TX_RING_CNT)
125 #define AGE_RX_RING_SZ \
126 (sizeof(struct rx_desc) * AGE_RX_RING_CNT)
127 #define AGE_RR_RING_SZ \
128 (sizeof(struct rx_rdesc) * AGE_RR_RING_CNT)
129 #define AGE_CMB_BLOCK_SZ sizeof(struct cmb)
130 #define AGE_SMB_BLOCK_SZ sizeof(struct smb)
135 uint64_t rx_bcast_frames;
136 uint64_t rx_mcast_frames;
137 uint32_t rx_pause_frames;
138 uint32_t rx_control_frames;
143 uint64_t rx_fragments;
145 uint64_t rx_pkts_65_127;
146 uint64_t rx_pkts_128_255;
147 uint64_t rx_pkts_256_511;
148 uint64_t rx_pkts_512_1023;
149 uint64_t rx_pkts_1024_1518;
150 uint64_t rx_pkts_1519_max;
151 uint64_t rx_pkts_truncated;
152 uint32_t rx_fifo_oflows;
153 uint32_t rx_desc_oflows;
154 uint32_t rx_alignerrs;
155 uint64_t rx_bcast_bytes;
156 uint64_t rx_mcast_bytes;
157 uint64_t rx_pkts_filtered;
160 uint64_t tx_bcast_frames;
161 uint64_t tx_mcast_frames;
162 uint32_t tx_pause_frames;
163 uint32_t tx_excess_defer;
164 uint32_t tx_control_frames;
165 uint32_t tx_deferred;
168 uint64_t tx_pkts_65_127;
169 uint64_t tx_pkts_128_255;
170 uint64_t tx_pkts_256_511;
171 uint64_t tx_pkts_512_1023;
172 uint64_t tx_pkts_1024_1518;
173 uint64_t tx_pkts_1519_max;
174 uint32_t tx_single_colls;
175 uint32_t tx_multi_colls;
176 uint32_t tx_late_colls;
177 uint32_t tx_excess_colls;
178 uint32_t tx_underrun;
179 uint32_t tx_desc_underrun;
181 uint32_t tx_pkts_truncated;
182 uint64_t tx_bcast_bytes;
183 uint64_t tx_mcast_bytes;
187 * Software state per device.
190 struct ifnet *age_ifp;
193 struct resource *age_res[1];
194 struct resource_spec *age_res_spec;
195 struct resource *age_irq[AGE_MSI_MESSAGES];
196 struct resource_spec *age_irq_spec;
197 void *age_intrhand[AGE_MSI_MESSAGES];
201 uint8_t age_eaddr[ETHER_ADDR_LEN];
202 uint32_t age_dma_rd_burst;
203 uint32_t age_dma_wr_burst;
205 #define AGE_FLAG_PCIE 0x0001
206 #define AGE_FLAG_PCIX 0x0002
207 #define AGE_FLAG_MSI 0x0004
208 #define AGE_FLAG_MSIX 0x0008
209 #define AGE_FLAG_PMCAP 0x0010
210 #define AGE_FLAG_DETACH 0x4000
211 #define AGE_FLAG_LINK 0x8000
213 struct callout age_tick_ch;
214 struct age_stats age_stat;
215 struct age_chain_data age_cdata;
216 struct age_ring_data age_rdata;
218 int age_watchdog_timer;
219 int age_process_limit;
221 int age_max_frame_size;
226 struct task age_int_task;
227 struct task age_tx_task;
228 struct task age_link_task;
229 struct taskqueue *age_tq;
233 /* Register access macros. */
234 #define CSR_WRITE_4(_sc, reg, val) \
235 bus_write_4((_sc)->age_res[0], (reg), (val))
236 #define CSR_WRITE_2(_sc, reg, val) \
237 bus_write_2((_sc)->age_res[0], (reg), (val))
238 #define CSR_READ_2(_sc, reg) \
239 bus_read_2((_sc)->age_res[0], (reg))
240 #define CSR_READ_4(_sc, reg) \
241 bus_read_4((_sc)->age_res[0], (reg))
243 #define AGE_LOCK(_sc) mtx_lock(&(_sc)->age_mtx)
244 #define AGE_UNLOCK(_sc) mtx_unlock(&(_sc)->age_mtx)
245 #define AGE_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->age_mtx, MA_OWNED)
248 #define AGE_COMMIT_MBOX(_sc) \
250 CSR_WRITE_4(_sc, AGE_MBOX, \
251 (((_sc)->age_cdata.age_rx_cons << MBOX_RD_PROD_IDX_SHIFT) & \
252 MBOX_RD_PROD_IDX_MASK) | \
253 (((_sc)->age_cdata.age_rr_cons << \
254 MBOX_RRD_CONS_IDX_SHIFT) & MBOX_RRD_CONS_IDX_MASK) | \
255 (((_sc)->age_cdata.age_tx_prod << MBOX_TD_PROD_IDX_SHIFT) & \
256 MBOX_TD_PROD_IDX_MASK)); \
259 #define AGE_RXCHAIN_RESET(_sc) \
261 (_sc)->age_cdata.age_rxhead = NULL; \
262 (_sc)->age_cdata.age_rxtail = NULL; \
263 (_sc)->age_cdata.age_rxprev_tail = NULL; \
264 (_sc)->age_cdata.age_rxlen = 0; \
267 #define AGE_TX_TIMEOUT 5
268 #define AGE_RESET_TIMEOUT 100
269 #define AGE_TIMEOUT 1000
270 #define AGE_PHY_TIMEOUT 1000
272 #endif /* _IF_AGEVAR_H */