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/*-
* Copyright (c) 2009 Yohanes Nugroho <yohanes@gmail.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _IFECEVAR_H
#define _IFECEVAR_H
#define ECE_MAX_TX_BUFFERS 128
#define ECE_MAX_RX_BUFFERS 128
#define MAX_FRAGMENT 32
typedef struct {
/* 1st 32Bits */
uint32_t data_ptr;
/* 2nd 32Bits*/
uint32_t length:16;
uint32_t tco:1; /*tcp checksum offload*/
uint32_t uco:1; /*udp checksum offload*/
uint32_t ico:1; /*ip checksum offload*/
/* force_route_port_map*/
uint32_t pmap:3;
/* force_route */
uint32_t fr:1;
/* force_priority_value */
uint32_t pri:3;
/* force_priority */
uint32_t fp:1;
/*interrupt_bit*/
uint32_t interrupt:1;
/*last_seg*/
uint32_t ls:1;
/*first_seg*/
uint32_t fs:1;
/* end_bit */
uint32_t eor:1;
/* c_bit */
uint32_t cown:1;
/* 3rd 32Bits*/
/*vid_index*/
uint32_t vid:3;
/*insert_vid_tag*/
uint32_t insv:1;
/*pppoe_section_index*/
uint32_t sid:3;
/*insert_pppoe_section*/
uint32_t inss:1;
uint32_t unused:24;
/* 4th 32Bits*/
uint32_t unused2;
} eth_tx_desc_t;
typedef struct{
uint32_t data_ptr;
uint32_t length:16;
uint32_t l4f:1;
uint32_t ipf:1;
uint32_t prot:2;
uint32_t hr:6;
uint32_t sp:2;
uint32_t ls:1;
uint32_t fs:1;
uint32_t eor:1;
uint32_t cown:1;
uint32_t unused;
uint32_t unused2;
} eth_rx_desc_t;
struct rx_desc_info {
struct mbuf*buff;
bus_dmamap_t dmamap;
eth_rx_desc_t *desc;
};
struct tx_desc_info {
struct mbuf*buff;
bus_dmamap_t dmamap;
eth_tx_desc_t *desc;
};
struct ece_softc
{
struct ifnet *ifp; /* ifnet pointer */
struct mtx sc_mtx; /* global mutex */
struct mtx sc_mtx_tx; /* tx mutex */
struct mtx sc_mtx_rx; /* rx mutex */
struct mtx sc_mtx_cleanup; /* rx mutex */
bus_dma_tag_t sc_parent_tag; /* parent bus DMA tag */
device_t dev; /* Myself */
device_t miibus; /* My child miibus */
void *intrhand; /* Interrupt handle */
void *intrhand_qf; /* queue full */
void *intrhand_tx; /* tx complete */
void *intrhand_status; /* error status */
struct resource *irq_res_tx; /* transmit */
struct resource *irq_res_rec; /* receive */
struct resource *irq_res_qf; /* queue full */
struct resource *irq_res_status; /* status */
struct resource *mem_res; /* Memory resource */
struct callout tick_ch; /* Tick callout */
struct taskqueue *sc_tq;
struct task sc_intr_task;
struct task sc_cleanup_task;
struct task sc_tx_task;
bus_dmamap_t dmamap_ring_tx;
bus_dmamap_t dmamap_ring_rx;
bus_dmamap_t rx_sparemap;
/*dma tag for ring*/
bus_dma_tag_t dmatag_ring_tx;
bus_dma_tag_t dmatag_ring_rx;
/*dma tag for data*/
bus_dma_tag_t dmatag_data_tx;
bus_dma_tag_t dmatag_data_rx;
/*the ring*/
eth_tx_desc_t* desc_tx;
eth_rx_desc_t* desc_rx;
/*ring physical address*/
bus_addr_t ring_paddr_tx;
bus_addr_t ring_paddr_rx;
/*index of last received descriptor*/
uint32_t last_rx;
struct rx_desc_info rx_desc[ECE_MAX_RX_BUFFERS];
/* tx producer index */
uint32_t tx_prod;
/* tx consumer index */
uint32_t tx_cons;
/* tx ring index*/
uint32_t desc_curr_tx;
struct tx_desc_info tx_desc[ECE_MAX_TX_BUFFERS];
};
struct arl_table_entry_t {
uint32_t cmd_complete: 1;
uint32_t table_end: 1;
uint32_t search_match: 1;
uint32_t filter:1; /*if set, packet will be dropped */
uint32_t vlan_mac:1; /*indicates that this is the gateway mac address*/
uint32_t vlan_gid:3; /*vlan id*/
uint32_t age_field:3;
uint32_t port_map:3;
/*48 bit mac address*/
uint8_t mac_addr[6];
uint8_t pad[2];
};
struct mac_list{
char mac_addr[6];
struct mac_list *next;
};
#endif
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