269 lines
6.7 KiB
C
269 lines
6.7 KiB
C
/*
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** File: eth.h Version 1.00, Jan. 14, 1997
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**
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** Author: Giovanni Falzoni <gfalzoni@inwind.it>
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**
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** Interface description for ethernet device driver
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**
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** $Log$
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** Revision 1.1 2005/06/29 10:16:46 beng
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** Import of dpeth 3c501/3c509b/.. ethernet driver by
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** Giovanni Falzoni <fgalzoni@inwind.it>.
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**
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** Revision 2.0 2005/06/26 16:16:46 lsodgf0
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** Initial revision for Minix 3.0.6
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**
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** $Id$
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*/
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#undef ENABLE_3C501
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#undef ENABLE_3C503
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#undef ENABLE_3C509
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#undef ENABLE_NE2000
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#undef ENABLE_WDETH
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#undef ENABLE_DP8390
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#define ENABLE_NETWORKING ENABLE_DPETH /** (from /usr/include/minix/config.h **/
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#define ENABLE_3C501 1 /* enable 3Com Etherlink I board */
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#define ENABLE_3C503 1 /* enable 3Com Etherlink II board */
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#define ENABLE_3C509 1 /* enable 3Com Etherlink III board */
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#define ENABLE_NE2000 1 /* enable Novell N2000 board */
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#define ENABLE_WDETH 1 /* enable Western Digital WD80x3 */
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#define ENABLE_DP8390 (ENABLE_3C503|ENABLE_WDETH|ENABLE_NE2000)
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#define HAVE_BUFFERS (ENABLE_3C501|ENABLE_3C509)
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#undef NULL
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#define NULL ((void *)0)
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#define NOT(x) (~(x))
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#if debug == 1
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# define DEBUG(statm) statm
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#else
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# define DEBUG(statm)
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#endif
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typedef struct _m_hdr_t { /* Buffer handling header */
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struct _m_hdr_t *next;
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int size;
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} m_hdr_t;
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typedef struct _buff_t { /* Receive/Transmit buffer header */
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struct _buff_t *next;
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int size;
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int client;
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char buffer[2];
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} buff_t;
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struct dpeth;
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struct iovec_dat;
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typedef void (*dp_eth_t) (struct dpeth *);
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typedef void (*dp_send_recv_t) (struct dpeth *, int, int);
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#if ENABLE_DP8390 == 1
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typedef void (*dp_user2nicf_t) (struct dpeth *, int, int);
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typedef void (*dp_nic2userf_t) (struct dpeth *, int, int);
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typedef void (*dp_getblock_t) (struct dpeth *, u16_t, int, void *);
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#endif
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#define DE_PORT_NR 2 /* Number of devices supported */
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#define SENDQ_NR 2 /* Size of the send queue */
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#define IOVEC_NR 16 /* Number of IOVEC entries at a time */
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typedef struct iovec_dat {
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iovec_t iod_iovec[IOVEC_NR];
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int iod_iovec_s;
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int iod_proc_nr;
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vir_bytes iod_iovec_addr;
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} iovec_dat_t;
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typedef struct dpeth {
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/* The de_base_port field is the starting point of the probe. The
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* conf routine also fills de_linmem and de_irq. If the probe routine
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* knows the irq and/or memory address because they are hardwired in
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* the board, the probe should modify these fields. Futhermore, the
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* probe routine should also fill in de_initf and de_stopf fields
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* with the appropriate function pointers and set de_prog_IO iff
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* programmed I/O is to be used.
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*
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* The initf function fills the following fields. Only cards that do
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* programmed I/O fill in the de_data_port field. In addition, the
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* init routine has to fill in the sendq data structures. */
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/* Board hardware interface */
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port_t de_base_port;
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port_t de_data_port; /* For boards using Prog. I/O for xmit/recv */
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int de_irq;
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/* int de_int_pending; */
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int de_hook; /* V306 irq_hook_t de_hook; */
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char de_name[8];
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#define DEI_DEFAULT 0x8000
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phys_bytes de_linmem; /* For boards using shared memory */
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unsigned short de_memsegm;
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vir_bytes de_memoffs;
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int de_ramsize; /* Size of on board memory */
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int de_offset_page; /* Offset of shared memory page */
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/* Board specific functions */
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dp_eth_t de_initf;
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dp_eth_t de_stopf;
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dp_eth_t de_resetf;
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dp_eth_t de_flagsf;
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dp_eth_t de_getstatsf;
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dp_eth_t de_dumpstatsf;
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dp_eth_t de_interruptf;
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dp_send_recv_t de_recvf;
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dp_send_recv_t de_sendf;
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ether_addr_t de_address; /* Ethernet Address */
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eth_stat_t de_stat; /* Ethernet Statistics */
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unsigned long bytes_Tx; /* Total bytes sent/received */
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unsigned long bytes_Rx;
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#define SA_ADDR_LEN sizeof(ether_addr_t)
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int de_flags; /* Send/Receive mode (Configuration) */
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#define DEF_EMPTY 0x0000
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#define DEF_READING 0x0001
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#define DEF_RECV_BUSY 0x0002
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#define DEF_ACK_RECV 0x0004
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#define DEF_SENDING 0x0010
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#define DEF_XMIT_BUSY 0x0020
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#define DEF_ACK_SEND 0x0040
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#define DEF_PROMISC 0x0100
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#define DEF_MULTI 0x0200
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#define DEF_BROAD 0x0400
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#define DEF_ENABLED 0x2000
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#define DEF_STOPPED 0x4000
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int de_mode; /* Status of the Interface */
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#define DEM_DISABLED 0x0000
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#define DEM_SINK 0x0001
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#define DEM_ENABLED 0x0002
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/* Temporary storage for RECV/SEND requests */
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iovec_dat_t de_read_iovec;
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iovec_dat_t de_write_iovec;
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vir_bytes de_read_s;
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vir_bytes de_send_s;
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int de_client;
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/*
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message de_sendmsg;
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iovec_dat_t de_tmp_iovec;
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*/
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#if ENABLE_DP8390 == 1
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/* For use by NS DP8390 driver */
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port_t de_dp8390_port;
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int de_prog_IO;
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int de_16bit;
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int de_startpage;
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int de_stoppage;
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/* Do it yourself send queue */
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struct sendq {
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int sq_filled; /* This buffer contains a packet */
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int sq_size; /* with this size */
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int sq_sendpage; /* starting page of the buffer */
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} de_sendq[SENDQ_NR];
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int de_sendq_nr;
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int de_sendq_head; /* Enqueue at the head */
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int de_sendq_tail; /* Dequeue at the tail */
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dp_user2nicf_t de_user2nicf;
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dp_nic2userf_t de_nic2userf;
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dp_getblock_t de_getblockf;
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#endif
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#if ENABLE_3C509 == 1
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/* For use by 3Com Etherlink III (3c509) driver */
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port_t de_id_port;
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port_t de_if_port;
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#endif
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#if ENABLE_3C501 == 1 || ENABLE_3C509 == 1
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/* For use by 3Com Etherlink (3c501 and 3c509) driver */
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buff_t *de_recvq_head;
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buff_t *de_recvq_tail;
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buff_t *de_xmitq_head;
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buff_t *de_xmitq_tail;
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u16_t de_recv_mode;
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clock_t de_xmit_start;
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#endif
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} dpeth_t;
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/*
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* Function definitions
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*/
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/* dp.c */
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void dp_next_iovec(iovec_dat_t * iovp);
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/* devio.c */
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#if defined USE_IOPL
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#include <ibm/portio.h>
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#else
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unsigned int inb(unsigned short int);
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unsigned int inw(unsigned short int);
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void insb(unsigned short int, int, void *, int);
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void insw(unsigned short int, int, void *, int);
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void outb(unsigned short int, unsigned long);
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void outw(unsigned short int, unsigned long);
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void outsb(unsigned short int, int, void *, int);
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void outsw(unsigned short int, int, void *, int);
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#endif
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/* netbuff.c */
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void *alloc_buff(dpeth_t *, int);
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void free_buff(dpeth_t *, void *);
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void init_buff(dpeth_t *, buff_t **);
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void mem2user(dpeth_t *, buff_t *);
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void user2mem(dpeth_t *, buff_t *);
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/* 3c501.c */
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#if ENABLE_3C501 == 1
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int el1_probe(dpeth_t *);
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#else
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#define el1_probe(x) (0)
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#endif
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/* 3c503.c */
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#if ENABLE_3C503 == 1
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int el2_probe(dpeth_t *);
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#else
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#define el2_probe(x) (0)
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#endif
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/* 3c509.c */
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#if ENABLE_3C509 == 1
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int el3_probe(dpeth_t *);
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#else
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#define el3_probe(x) (0)
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#endif
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/* ne.c */
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#if ENABLE_NE2000 == 1
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int ne_probe(dpeth_t * dep);
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#else
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#define ne_probe(x) (0)
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#endif
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/* wd.c */
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#if ENABLE_WDETH == 1
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int wdeth_probe(dpeth_t * dep);
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#else
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#define wdeth_probe(x) (0)
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#endif
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#define lock() sys_irqdisable(&dep->de_hook);
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#define unlock() sys_irqenable(&dep->de_hook);
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#define milli_delay(t) tickdelay(1)
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/** dp.h **/
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