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Date:      Wed, 18 Oct 1995 15:12:12 +0500 (GMT+0500)
From:      "Serge A. Babkin" <babkin@hq.icb.chel.su>
To:        gena@NetVision.net.il
Cc:        wollman@freebsd.org, jkh@time.cdrom.com, current@freebsd.org
Subject:   Re: 3c509 in -current needs patching
Message-ID:  <199510181012.PAA15264@hq.icb.chel.su>
In-Reply-To: <XFMail.951017101523.gena@NetVision.net.il> from "Gennady Sorokopud" at Oct 17, 95 12:15:38 pm

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> >> 
> >> When we are on the subject..can you make if_ep.c support IPX?
> >> (latest ipx patches adds IPX support only to if_ed.c)
> >

This patch is combined from the previos one (that contained a bug, the word
SIOCGIFADDR was written as SIOCSGIFADDR) and the IPX support. The $Id$
string says that the last patch applied was made by Garrett Wollman, so
may be he can review and commit this patch, huh ? Thank you!


		Serge Babkin

! (babkin@hq.icb.chel.su)
! Headquarter of Joint Stock Commercial Bank "Chelindbank"
! Chelyabinsk, Russia

------------------------- cut here --------------------------------------
*** /usr/src-cur/sys/i386/isa/if_ep.c	Mon Oct 16 17:40:39 1995
--- if_ep.c	Wed Oct 18 12:30:37 1995
***************
*** 38,45 ****
   */
  
  /*
-  *  $Id: if_ep.c,v 1.31 1995/10/13 19:47:44 wollman Exp $
-  *
   *  Promiscuous mode added and interrupt logic slightly changed
   *  to reduce the number of adapter failures. Transceiver select
   *  logic changed to use value from EEPROM. Autoconfiguration
--- 38,43 ----
***************
*** 87,92 ****
--- 85,95 ----
  #include <netns/ns_if.h>
  #endif
  
+ #ifdef IPX
+ #include <netipx/ipx.h>
+ #include <netipx/ipx_if.h>
+ #endif
+ 
  #if NBPFILTER > 0
  #include <net/bpf.h>
  #include <net/bpfdesc.h>
***************
*** 100,105 ****
--- 103,109 ----
  #include <i386/isa/isa_device.h>
  #include <i386/isa/icu.h>
  #include <i386/isa/if_epreg.h>
+ #include <i386/isa/elink.h>
  
  static int epprobe __P((struct isa_device *));
  static int epattach __P((struct isa_device *));
***************
*** 117,122 ****
--- 121,127 ----
  
  static int send_ID_sequence __P((int));
  static int get_eeprom_data __P((int, int));
+ static struct ep_board *ep_look_for_board_at(struct isa_device *);
  
  struct ep_softc ep_softc[NEP];
  
***************
*** 132,145 ****
  };
  
  static struct kern_devconf kdc_ep[NEP] = { {
!       0, 0, 0,			/* filled in by dev_attach */
        "ep", 0, { MDDT_ISA, 0, "net" },
        isa_generic_externalize, 0, 0, ISA_EXTERNALLEN,
!       &kdc_isa0,		/* parent */
!       0,			/* parentdata */
!       DC_UNCONFIGURED,		/* state */
        "3Com 3C509 Ethernet adapter",
!       DC_CLS_NETIF		/* class */
  } };
  
  static inline void
--- 137,150 ----
  };
  
  static struct kern_devconf kdc_ep[NEP] = { {
!       0, 0, 0,                /* filled in by dev_attach */
        "ep", 0, { MDDT_ISA, 0, "net" },
        isa_generic_externalize, 0, 0, ISA_EXTERNALLEN,
!       &kdc_isa0,              /* parent */
!       0,                      /* parentdata */
!       DC_UNCONFIGURED,        /* state */
        "3Com 3C509 Ethernet adapter",
!       DC_CLS_NETIF            /* class */
  } };
  
  static inline void
***************
*** 154,164 ****
  
  int ep_current_tag = EP_LAST_TAG + 1;
  
! struct {
! 	int epb_addr;	/* address of this board */
! 	char epb_used;	/* was this entry already used for configuring ? */
! 	}
! 	ep_board[EP_MAX_BOARDS + 1];
  
  static int
  eeprom_rdy(is)
--- 159,165 ----
  
  int ep_current_tag = EP_LAST_TAG + 1;
  
! struct ep_board ep_board[EP_MAX_BOARDS + 1];
  
  static int
  eeprom_rdy(is)
***************
*** 174,184 ****
      return (1);
  }
  
! static int
  ep_look_for_board_at(is)
      struct isa_device *is;
  {
!     int data, i, j, io_base, id_port = EP_ID_PORT;
      int nisa = 0, neisa = 0;
  
      if (ep_current_tag == (EP_LAST_TAG + 1)) {
--- 175,185 ----
      return (1);
  }
  
! static struct ep_board *
  ep_look_for_board_at(is)
      struct isa_device *is;
  {
!     int data, i, j, io_base, id_port = ELINK_ID_PORT;
      int nisa = 0, neisa = 0;
  
      if (ep_current_tag == (EP_LAST_TAG + 1)) {
***************
*** 203,232 ****
  	     * Once activated, all the registers are mapped in the range
  	     * x000 - x00F, where x is the slot number.
               */
  	    ep_board[neisa].epb_used = 0;
  	    ep_board[neisa++].epb_addr = j * EP_EISA_START;
  	}
  	ep_current_tag--;
  
          /* Look for the ISA boards. Init and leave them actived */
  	outb(id_port, 0xc0);	/* Global reset */
  	DELAY(10000);
  	for (i = 0; i < EP_MAX_BOARDS; i++) {
  	    outb(id_port, 0);
  	    outb(id_port, 0);
  	    send_ID_sequence(id_port);
  
  	    data = get_eeprom_data(id_port, EEPROM_MFG_ID);
  	    if (data != MFG_ID)
  		break;
  
  	    /* resolve contention using the Ethernet address */
  	    for (j = 0; j < 3; j++)
! 		data = get_eeprom_data(id_port, j);
  
  	    ep_board[neisa+nisa].epb_used = 0;
  	    ep_board[neisa+nisa++].epb_addr =
! 		(get_eeprom_data(id_port, EEPROM_ADDR_CFG) & 0x1f) * 0x10 + 0x200;
  	    outb(id_port, ep_current_tag);	/* tags board */
  	    outb(id_port, ACTIVATE_ADAPTER_TO_CONFIG);
  	    ep_current_tag--;
--- 204,265 ----
  	     * Once activated, all the registers are mapped in the range
  	     * x000 - x00F, where x is the slot number.
               */
+ 	    ep_board[neisa].epb_isa = 0;
  	    ep_board[neisa].epb_used = 0;
  	    ep_board[neisa++].epb_addr = j * EP_EISA_START;
  	}
  	ep_current_tag--;
  
          /* Look for the ISA boards. Init and leave them actived */
+ 	outb(id_port, 0);
+ 	outb(id_port, 0);
+ 
+ #if 0
+ 	send_ID_sequence(id_port);
+ #else
+ 	elink_idseq(0xCF);
+ #endif
+ 
+ #if 0
  	outb(id_port, 0xc0);	/* Global reset */
+ #else
+ 	elink_reset();
+ #endif
  	DELAY(10000);
  	for (i = 0; i < EP_MAX_BOARDS; i++) {
  	    outb(id_port, 0);
  	    outb(id_port, 0);
+ #if 0
  	    send_ID_sequence(id_port);
+ #else
+ 	    elink_idseq(0xCF);
+ #endif
  
  	    data = get_eeprom_data(id_port, EEPROM_MFG_ID);
  	    if (data != MFG_ID)
  		break;
  
  	    /* resolve contention using the Ethernet address */
+ 
+ 	    for (j = 0; j < 3; j++)
+ 		 get_eeprom_data(id_port, j);
+ 
+ 	    /* and save this address for later use */
+ 
  	    for (j = 0; j < 3; j++)
! 		 ep_board[neisa+nisa].eth_addr[j] = get_eeprom_data(id_port, j);
  
+ 	    ep_board[neisa+nisa].res_cfg =
+ 		get_eeprom_data(id_port, EEPROM_RESOURCE_CFG);
+ 
+ 	    ep_board[neisa+nisa].prod_id =
+ 		get_eeprom_data(id_port, EEPROM_PROD_ID);
+ 
+ 	    ep_board[neisa].epb_isa = 1;
  	    ep_board[neisa+nisa].epb_used = 0;
  	    ep_board[neisa+nisa++].epb_addr =
! 			(get_eeprom_data(id_port, EEPROM_ADDR_CFG) & 0x1f) * 0x10 + 0x200;
! 
  	    outb(id_port, ep_current_tag);	/* tags board */
  	    outb(id_port, ACTIVATE_ADAPTER_TO_CONFIG);
  	    ep_current_tag--;
***************
*** 266,283 ****
  
  	IS_BASE=ep_board[i].epb_addr;
  	ep_board[i].epb_used=1;
! 	return 1;
      } else {
  	for (i=0; ep_board[i].epb_addr && ep_board[i].epb_addr != IS_BASE; i++);
  
! 	if( ep_board[i].epb_used || ep_board[i].epb_addr != IS_BASE)
  	    return 0;
  
  	if (inw(IS_BASE + EP_W0_EEPROM_COMMAND) & EEPROM_TST_MODE)
  	    printf("ep%d: 3c5x9 at 0x%x in test mode. Erase pencil mark!\n",
  		   is->id_unit, IS_BASE);
  	ep_board[i].epb_used=1;
! 	return 1;
      }
  }
  
--- 299,318 ----
  
  	IS_BASE=ep_board[i].epb_addr;
  	ep_board[i].epb_used=1;
! 
! 	return &ep_board[i];
      } else {
  	for (i=0; ep_board[i].epb_addr && ep_board[i].epb_addr != IS_BASE; i++);
  
! 	if( ep_board[i].epb_used || ep_board[i].epb_addr != IS_BASE) 
  	    return 0;
  
  	if (inw(IS_BASE + EP_W0_EEPROM_COMMAND) & EEPROM_TST_MODE)
  	    printf("ep%d: 3c5x9 at 0x%x in test mode. Erase pencil mark!\n",
  		   is->id_unit, IS_BASE);
  	ep_board[i].epb_used=1;
! 
! 	return &ep_board[i];
      }
  }
  
***************
*** 308,327 ****
  
      ep_registerdev(is);
  
!     if (!ep_look_for_board_at(is))
  	return (0);
      /*
       * The iobase was found and MFG_ID was 0x6d50. PROD_ID should be
       * 0x9[0-f]50
       */
      GO_WINDOW(0);
!     k = get_e(is, EEPROM_PROD_ID);
      if ((k & 0xf0ff) != (PROD_ID & 0xf0ff)) {
  	printf("epprobe: ignoring model %04x\n", k);
  	return (0);
      }
  
!     k = get_e(is, EEPROM_RESOURCE_CFG);
      k >>= 12;
  
      /* Now we have two cases again:
--- 343,363 ----
  
      ep_registerdev(is);
  
!     if(( sc->epb=ep_look_for_board_at(is) )==0)
  	return (0);
      /*
       * The iobase was found and MFG_ID was 0x6d50. PROD_ID should be
       * 0x9[0-f]50
       */
      GO_WINDOW(0);
!     k = sc->epb->epb_isa ? sc->epb->prod_id : get_e(is, EEPROM_PROD_ID);
      if ((k & 0xf0ff) != (PROD_ID & 0xf0ff)) {
  	printf("epprobe: ignoring model %04x\n", k);
  	return (0);
      }
  
!     k = sc->epb->epb_isa ? sc->epb->res_cfg : get_e(is, EEPROM_RESOURCE_CFG);
! 
      k >>= 12;
  
      /* Now we have two cases again:
***************
*** 396,402 ****
      p = (u_short *) & sc->arpcom.ac_enaddr;
      for (i = 0; i < 3; i++) {
  	GO_WINDOW(0);
! 	p[i] = htons(get_e(is, i));
  	GO_WINDOW(2);
  	outw(BASE + EP_W2_ADDR_0 + (i * 2), ntohs(p[i]));
      }
--- 432,438 ----
      p = (u_short *) & sc->arpcom.ac_enaddr;
      for (i = 0; i < 3; i++) {
  	GO_WINDOW(0);
! 	p[i] = htons( sc->epb->epb_isa ? sc->epb->eth_addr[i] : get_e(is, i) );
  	GO_WINDOW(2);
  	outw(BASE + EP_W2_ADDR_0 + (i * 2), ntohs(p[i]));
      }
***************
*** 423,429 ****
      ifp->if_unit = is->id_unit;
      ifp->if_name = "ep";
      ifp->if_mtu = ETHERMTU;
!     ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX;
      ifp->if_init = epinit;
      ifp->if_output = ether_output;
      ifp->if_start = epstart;
--- 459,466 ----
      ifp->if_unit = is->id_unit;
      ifp->if_name = "ep";
      ifp->if_mtu = ETHERMTU;
!     ifp->if_flags = IFF_BROADCAST | IFF_MULTICAST | 
! 	IFF_SIMPLEX | IFF_NOTRAILERS;
      ifp->if_init = epinit;
      ifp->if_output = ether_output;
      ifp->if_start = epstart;
***************
*** 432,438 ****
  	ifp->if_timer=1;
  
      if_attach(ifp);
!     kdc_ep[is->id_unit].kdc_state = DC_BUSY;
  
      /*
       * Fill the hardware address into ifa_addr if we find an AF_LINK entry.
--- 469,477 ----
  	ifp->if_timer=1;
  
      if_attach(ifp);
! 
!     /* device attach does transition from UNCONFIGURED to IDLE state */
!     kdc_ep[is->id_unit].kdc_state=DC_IDLE;
  
      /*
       * Fill the hardware address into ifa_addr if we find an AF_LINK entry.
***************
*** 475,481 ****
  #endif
      ep_fset(F_RX_FIRST);
      sc->top = sc->mcur = 0;
! 
  #if NBPFILTER > 0
      bpfattach(&sc->bpf, ifp, DLT_EN10MB, sizeof(struct ether_header));
  #endif
--- 514,520 ----
  #endif
      ep_fset(F_RX_FIRST);
      sc->top = sc->mcur = 0;
! 	
  #if NBPFILTER > 0
      bpfattach(&sc->bpf, ifp, DLT_EN10MB, sizeof(struct ether_header));
  #endif
***************
*** 536,547 ****
  
      outw(BASE + EP_COMMAND, SET_INTR_MASK | S_5_INTS);
  
! 	if(ifp->if_flags & IFF_PROMISC)
! 		outw(BASE + EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
! 		 FIL_GROUP | FIL_BRDCST | FIL_ALL);
! 	else
! 		outw(BASE + EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
! 		 FIL_GROUP | FIL_BRDCST);
  
  	 /*
  	  * S.B.
--- 575,586 ----
  
      outw(BASE + EP_COMMAND, SET_INTR_MASK | S_5_INTS);
  
!     if(ifp->if_flags & IFF_PROMISC)
! 	outw(BASE + EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
! 	 FIL_GROUP | FIL_BRDCST | FIL_ALL);
!     else
! 	outw(BASE + EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
! 	 FIL_GROUP | FIL_BRDCST);
  
  	 /*
  	  * S.B.
***************
*** 814,820 ****
  		   sc->rx_no_first, sc->rx_no_mbuf, sc->rx_bpf_disc, sc->rx_overrunf,
  		   sc->rx_overrunl, sc->tx_underrun);
  #else
! 	    printf("ep%d: Status: %x\n", unit, status);
  #endif
  	    epinit(unit);
  	    splx(x);
--- 853,865 ----
  		   sc->rx_no_first, sc->rx_no_mbuf, sc->rx_bpf_disc, sc->rx_overrunf,
  		   sc->rx_overrunl, sc->tx_underrun);
  #else
! 
! #ifdef nightmaremessages
! 	    printf("ep%d: Status: %x (input buffer overflow)\n", unit, status);
! #else
! 	    ++sc->arpcom.ac_if.if_ierrors;
! #endif
! 
  #endif
  	    epinit(unit);
  	    splx(x);
***************
*** 1129,1139 ****
      struct ifreq *ifr = (struct ifreq *) data;
      int s, error = 0;
  
!     s = splimp();
  
      switch (cmd) {
        case SIOCSIFADDR:
  	ifp->if_flags |= IFF_UP;
  	switch (ifa->ifa_addr->sa_family) {
  #ifdef INET
  	  case AF_INET:
--- 1174,1188 ----
      struct ifreq *ifr = (struct ifreq *) data;
      int s, error = 0;
  
!     s=splimp();
  
      switch (cmd) {
        case SIOCSIFADDR:
  	ifp->if_flags |= IFF_UP;
+ 
+ 	/* netifs are BUSY when UP */
+ 	kdc_ep[ifp->if_unit].kdc_state=DC_BUSY;
+ 
  	switch (ifa->ifa_addr->sa_family) {
  #ifdef INET
  	  case AF_INET:
***************
*** 1159,1179 ****
  		break;
  	    }
  #endif
  	  default:
  	    epinit(ifp->if_unit);
  	    break;
  	}
  	break;
        case SIOCGIFADDR:
! 	{ 
! 	  struct sockaddr *sa; 
!  
! 	  sa = (struct sockaddr *) & ifr->ifr_data;
! 	  bcopy((caddr_t) sc->arpcom.ac_enaddr, 
  		(caddr_t) sa->sa_data, ETHER_ADDR_LEN);
  	}
  	break;
        case SIOCSIFFLAGS:
  	if ((ifp->if_flags & IFF_UP) == 0 && ifp->if_flags & IFF_RUNNING) {
  	    ifp->if_flags &= ~IFF_RUNNING;
  	    epstop(ifp->if_unit);
--- 1208,1251 ----
  		break;
  	    }
  #endif
+ #ifdef IPX
+ 	  case AF_IPX:
+ 	    {
+ 		register struct ipx_addr *ina = &(IA_SIPX(ifa)->sipx_addr);
+ 
+ 		if (ipx_nullhost(*ina))
+ 		    ina->x_host =
+ 			*(union ipx_host *) (sc->arpcom.ac_enaddr);
+ 		else {
+ 		    ifp->if_flags &= ~IFF_RUNNING;
+ 		    bcopy((caddr_t) ina->x_host.c_host,
+ 			  (caddr_t) sc->arpcom.ac_enaddr,
+ 			  sizeof(sc->arpcom.ac_enaddr));
+ 		}
+ 		epinit(ifp->if_unit);
+ 		break;
+ 	    }
+ #endif
  	  default:
  	    epinit(ifp->if_unit);
  	    break;
  	}
  	break;
        case SIOCGIFADDR:
! 	{
! 	struct sockaddr *sa;
! 
! 	sa = (struct sockaddr *) & ifr->ifr_data;
! 	bcopy((caddr_t) sc->arpcom.ac_enaddr,
  		(caddr_t) sa->sa_data, ETHER_ADDR_LEN);
  	}
  	break;
        case SIOCSIFFLAGS:
+ 	/* UP controls BUSY/IDLE */
+ 	kdc_ep[ifp->if_unit].kdc_state= ( (ifp->if_flags & IFF_UP)
+ 		? DC_BUSY
+ 		: DC_IDLE );
+ 
  	if ((ifp->if_flags & IFF_UP) == 0 && ifp->if_flags & IFF_RUNNING) {
  	    ifp->if_flags &= ~IFF_RUNNING;
  	    epstop(ifp->if_unit);
***************
*** 1186,1191 ****
--- 1258,1264 ----
  	}
  
  	/* NOTREACHED */
+ #if 0
  
  	if (ifp->if_flags & IFF_UP && (ifp->if_flags & IFF_RUNNING) == 0)
  	    epinit(ifp->if_unit);
***************
*** 1198,1203 ****
--- 1271,1277 ----
  	    ep_frst(F_PROMISC);
  	    epinit(ifp->if_unit);
  	    }
+ #endif
  
  	break;
  #ifdef notdef
***************
*** 1216,1223 ****
  		} else {
  			ifp->if_mtu = ifr->ifr_mtu;
  		}
! 		break;
! 
        default:
  		error = EINVAL;
      }
--- 1290,1304 ----
  		} else {
  			ifp->if_mtu = ifr->ifr_mtu;
  		}
! 		break; 
! 	case SIOCADDMULTI:
! 	case SIOCDELMULTI:
! 	    /* Now this driver has no support for programmable
! 	     * multicast filters. If some day it will gain this
! 	     * support this part of code must be extended.
! 	     */
! 	    error=0;
! 	    break;
        default:
  		error = EINVAL;
      }
------------------------- cut here --------------------------------------



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