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 1.13 2008/07/12 11:44:17 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.
29 struct nfe_desc32 *desc32;
30 struct nfe_desc64 *desc64;
32 bus_dma_tag_t data_tag;
33 struct nfe_tx_data *data;
43 struct nfe_rx_ring *ring;
48 SLIST_ENTRY(nfe_jbuf) jnext;
60 struct nfe_desc32 *desc32;
61 struct nfe_desc64 *desc64;
66 struct nfe_jbuf *jbuf;
67 SLIST_HEAD(, nfe_jbuf) jfreelist;
69 bus_dma_tag_t data_tag;
70 bus_dmamap_t data_tmpmap;
71 struct nfe_rx_data *data;
81 time_t sc_rate_second;
84 struct resource *sc_mem_res;
85 bus_space_handle_t sc_memh;
86 bus_space_tag_t sc_memt;
89 struct resource *sc_irq_res;
93 struct callout sc_tick_ch;
96 uint32_t sc_caps; /* hardware capabilities */
97 #define NFE_JUMBO_SUP 0x01
98 #define NFE_40BIT_ADDR 0x02
99 #define NFE_HW_CSUM 0x04
100 #define NFE_HW_VLAN 0x08
101 #define NFE_FIX_EADDR 0x10
102 #define NFE_NO_PWRCTL 0x20
105 #define NFE_F_USE_JUMBO 0x01 /* use jumbo frame */
106 #define NFE_F_DYN_IM 0x02 /* enable dynamic interrupt moderation */
107 #define NFE_F_IRQ_TIMER 0x04 /* hardware timer irq is used */
109 uint32_t rxtxctl_desc;
113 bus_dma_tag_t sc_dtag;
114 struct nfe_tx_ring txq;
115 struct nfe_rx_ring rxq;
117 uint32_t sc_irq_enable;
120 int sc_rx_ring_count;
121 int sc_tx_ring_count;
123 struct sysctl_ctx_list sc_sysctl_ctx;
124 struct sysctl_oid *sc_sysctl_tree;
126 struct lwkt_serialize sc_jbuf_serializer;
129 #define NFE_IRQ_ENABLE(sc) \
130 ((sc)->sc_imtime == 0 ? NFE_IRQ_NOIMTIMER : \
131 (((sc)->sc_flags & NFE_F_DYN_IM) ? NFE_IRQ_NOIMTIMER: NFE_IRQ_IMTIMER))
133 #define NFE_ADDR_HI(addr) ((uint64_t) (addr) >> 32)
134 #define NFE_ADDR_LO(addr) ((uint64_t) (addr) & 0xffffffff)