1 /* $OpenBSD: if_nfevar.h,v 1.11 2006/02/19 13:57:02 damien Exp $ */
2 /* $DragonFly: src/sys/dev/netif/nfe/if_nfevar.h,v 1.9 2008/07/05 07:29:44 sephe Exp $ */
5 * Copyright (c) 2005 Jonathan Gray <jsg@openbsd.org>
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 #define NFE_IFQ_MAXLEN 64
31 struct nfe_desc32 *desc32;
32 struct nfe_desc64 *desc64;
34 bus_dma_tag_t data_tag;
35 struct nfe_tx_data data[NFE_TX_RING_COUNT];
45 struct nfe_rx_ring *ring;
50 SLIST_ENTRY(nfe_jbuf) jnext;
62 struct nfe_desc32 *desc32;
63 struct nfe_desc64 *desc64;
68 struct nfe_jbuf *jbuf;
69 SLIST_HEAD(, nfe_jbuf) jfreelist;
71 bus_dma_tag_t data_tag;
72 bus_dmamap_t data_tmpmap;
73 struct nfe_rx_data *data;
83 struct resource *sc_mem_res;
84 bus_space_handle_t sc_memh;
85 bus_space_tag_t sc_memt;
88 struct resource *sc_irq_res;
92 struct callout sc_tick_ch;
95 uint32_t sc_caps; /* hardware capabilities */
96 #define NFE_JUMBO_SUP 0x01
97 #define NFE_40BIT_ADDR 0x02
98 #define NFE_HW_CSUM 0x04
99 #define NFE_HW_VLAN 0x08
100 #define NFE_NO_PWRCTL 0x20
103 #define NFE_F_USE_JUMBO 0x01 /* use jumbo frame */
104 #define NFE_F_DYN_IM 0x02 /* enable dynamic interrupt moderation */
105 #define NFE_F_IRQ_TIMER 0x04 /* hardware timer irq is used */
107 uint32_t rxtxctl_desc;
111 struct nfe_tx_ring txq;
112 struct nfe_rx_ring rxq;
114 uint32_t sc_irq_enable;
116 int sc_rx_ring_count;
118 struct sysctl_ctx_list sc_sysctl_ctx;
119 struct sysctl_oid *sc_sysctl_tree;
121 struct lwkt_serialize sc_jbuf_serializer;
124 #define NFE_IRQ_ENABLE(sc) \
125 ((sc)->sc_imtime == 0 ? NFE_IRQ_NOIMTIMER : \
126 (((sc)->sc_flags & NFE_F_DYN_IM) ? NFE_IRQ_NOIMTIMER: NFE_IRQ_IMTIMER))