source: mainline/uspace/srv/hw/netif/dp8390/dp8390_port.h@ d3a0af7

/*
 * Copyright (c) 2009 Lukas Mejdrech
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - 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.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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.
 */

/** @addtogroup dp8390
 *  @{
 */

/** @file
 *  DP8390 network interface types and structures ports.
 */

#ifndef __NET_NETIF_DP8390_PORT_H__
#define __NET_NETIF_DP8390_PORT_H__

#include <errno.h>
#include <mem.h>
#include <stdio.h>
#include <libarch/ddi.h>
#include <sys/types.h>

/** Compares two memory blocks.
 *  @param[in] first The first memory block.
 *  @param[in] second The second memory block.
 *  @param[in] size The blocks size in bytes.
 *  @returns 0 if equeal.
 *  @returns -1 if the first is greater than the second.
 *  @returns 1 if the second is greater than the first.
 */
#define memcmp(first, second, size)  bcmp((char *) (first), (char *) (second), (size))

/** Reads 1 byte.
 *  @param[in] port The address to be read.
 *  @returns The read value.
 */
#define inb(port)  pio_read_8((ioport8_t *) (port))

/** Reads 1 word (2 bytes).
 *  @param[in] port The address to be read.
 *  @returns The read value.
 */
#define inw(port)  pio_read_16((ioport16_t *) (port))

/** Writes 1 byte.
 *  @param[in] port The address to be written.
 *  @param[in] value The value to be written.
 */
#define outb(port, value)  pio_write_8((ioport8_t *) (port), (value))

/** Writes 1 word (2 bytes).
 *  @param[in] port The address to be written.
 *  @param[in] value The value to be written.
 */
#define outw(port, value)  pio_write_16((ioport16_t *) (port), (value))

/** Copies a memory block.
 *  @param proc The source process. Ignored parameter.
 *  @param src_s Ignored parameter.
 *  @param[in] src The source address.
 *  @param me The current proces. Ignored parameter.
 *  @param dst_s Ignored parameter.
 *  @param[in] dst The destination address.
 *  @param[in] bytes The block size in bytes.
 *  @returns EOK.
 */
#define sys_vircopy(proc, src_s, src, me, dst_s, dst, bytes)    ({memcpy((void *)(dst), (void *)(src), (bytes)); EOK;})

/** Reads a memory block byte by byte.
 *  @param[in] port The address to be written.
 *  @param[in] dst The destination address.
 *  @param[in] bytes The block size in bytes.
 */
#define do_vir_insb(port, dst, bytes)  insb((port), (void *)(dst), (bytes))

/** Reads a memory block word by word (2 bytes).
 *  @param[in] port The address to be written.
 *  @param[in] dst The destination address.
 *  @param[in] bytes The block size in bytes.
 */
#define do_vir_insw(port, dst, bytes)  insw((port), (void *)(dst), (bytes))

/** Writes a memory block byte by byte.
 *  @param[in] port The address to be written.
 *  @param[in] src The source address.
 *  @param[in] bytes The block size in bytes.
 */
#define do_vir_outsb(port, src, bytes)  outsb((port), (void *)(src), (bytes))

/** Writes a memory block word by word (2 bytes).
 *  @param[in] port The address to be written.
 *  @param[in] src The source address.
 *  @param[in] bytes The block size in bytes.
 */
#define do_vir_outsw(port, src, bytes)  outsw((port), (void *)(src), (bytes))

/* Bits in 'DL_MODE' field of DL requests. */
#define DL_NOMODE       0x0
#define DL_PROMISC_REQ  0x2
#define DL_MULTI_REQ    0x4
#define DL_BROAD_REQ    0x8

/** Type definition of a port.
 */
typedef long port_t;

/** Ethernet statistics.
 */
typedef struct eth_stat {
        /** Number of receive errors.
         */
        unsigned long ets_recvErr;
        /** Number of send error.
         */
        unsigned long ets_sendErr;
        /** Number of buffer overwrite warnings.
         */
        unsigned long ets_OVW;
        /** Number of crc errors of read.
         */
        unsigned long ets_CRCerr;
        /** Number of frames not alligned (number of bits % 8 != 0).
         */
        unsigned long ets_frameAll;
        /** Number of packets missed due to slow processing.
         */
        unsigned long ets_missedP;
        /** Number of packets received.
         */
        unsigned long ets_packetR;
        /** Number of packets transmitted.
         */
        unsigned long ets_packetT;
        /** Number of transmission defered (Tx was busy).
         */
        unsigned long ets_transDef;
        /** Number of collissions.
         */
        unsigned long ets_collision;
        /** Number of Tx aborted due to excess collisions.
         */
        unsigned long ets_transAb;
        /** Number of carrier sense lost.
         */
        unsigned long ets_carrSense;
        /** Number of FIFO underruns (processor too busy).
         */
        unsigned long ets_fifoUnder;
        /** Number of FIFO overruns (processor too busy).
         */
        unsigned long ets_fifoOver;
        /** Number of times unable to transmit collision sig.
         */
        unsigned long ets_CDheartbeat;
        /** Number of times out of window collision.
         */
        unsigned long ets_OWC;
} eth_stat_t;

/* errno.h */
/** Generic error.
 */
#define EGENERIC     EINVAL

/* ether.h */
/** Minimum Ethernet packet size in bytes.
 */
#define ETH_MIN_PACK_SIZE                 60

/** Maximum Ethernet packet size in bytes.
 */
#define ETH_MAX_PACK_SIZE_TAGGED        1518

/** Ethernet address type definition.
 */
typedef struct ether_addr
{
        /** Address data.
         */
        uint8_t ea_addr[6];
} ether_addr_t;

/** Type definition of the input/output vector.
 */
typedef struct {
        /** Address of an I/O buffer.
         */
        void *iov_addr;
        
        /** Size of an I/O buffer.
         */
        size_t iov_size;
} iovec_t;

#endif

/** @}
 */