* 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 * features added. Submitted by: "Serge A. Babkin" <babkin@hq.icb.chel.su>
This commit is contained in:
Jordan K. Hubbard
parent
496ccdde57
commit
ec835d2414
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=7510
@ -27,7 +27,7 @@
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: if_ep.c,v 1.21 1995/03/23 07:31:08 gibbs Exp $
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* if_ep.c,v 1.19 1995/01/24 20:53:45 davidg Exp
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*/
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/*
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@ -37,6 +37,19 @@
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* avega@sophia.inria.fr
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*/
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/*
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* March 28 1995
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*
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* Promiscuous mode added and interrupt logic slightly changed
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* to reduce the number of adapter failures. Transceiver select
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* logic changed to use value from EEPROM. Autoconfiguration
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* features added.
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* Done by:
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* Serge Babkin
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* Chelindbank (Chelyabinsk, Russia)
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* babkin@hq.icb.chel.su
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*/
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#include "ep.h"
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#if NEP > 0
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@ -114,7 +127,8 @@ struct ep_softc ep_softc[NEP];
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struct isa_driver epdriver = {
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epprobe,
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epattach,
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"ep"
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"ep",
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0
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};
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static struct kern_devconf kdc_ep[NEP] = { {
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@ -139,7 +153,11 @@ ep_registerdev(struct isa_device *id)
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int ep_current_tag = EP_LAST_TAG + 1;
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int ep_board[EP_MAX_BOARDS + 1];
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struct {
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int epb_addr; /* address of this board */
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char epb_used; /* was this entry already used for configuring ? */
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}
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ep_board[EP_MAX_BOARDS + 1];
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static int
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eeprom_rdy(is)
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@ -184,7 +202,8 @@ ep_look_for_board_at(is)
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* Once activated, all the registers are mapped in the range
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* x000 - x00F, where x is the slot number.
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*/
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ep_board[neisa++] = j * EP_EISA_START;
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ep_board[neisa].epb_used = 0;
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ep_board[neisa++].epb_addr = j * EP_EISA_START;
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}
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ep_current_tag--;
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@ -204,38 +223,61 @@ ep_look_for_board_at(is)
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for (j = 0; j < 3; j++)
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data = get_eeprom_data(id_port, j);
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ep_board[neisa+nisa++] =
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ep_board[neisa+nisa].epb_used = 0;
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ep_board[neisa+nisa++].epb_addr =
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(get_eeprom_data(id_port, EEPROM_ADDR_CFG) & 0x1f) * 0x10 + 0x200;
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outb(id_port, ep_current_tag); /* tags board */
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outb(id_port, ACTIVATE_ADAPTER_TO_CONFIG);
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ep_current_tag--;
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}
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ep_board[neisa+nisa] = 0;
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ep_board[neisa+nisa].epb_addr = 0;
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if (neisa) {
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printf("%d 3C5x9 board(s) on EISA found at", neisa);
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for (j = 0; ep_board[j]; j++)
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if (ep_board[j] >= EP_EISA_START)
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printf(" 0x%x", ep_board[j]);
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for (j = 0; ep_board[j].epb_addr; j++)
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if (ep_board[j].epb_addr >= EP_EISA_START)
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printf(" 0x%x", ep_board[j].epb_addr);
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printf("\n");
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}
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if (nisa) {
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printf("%d 3C5x9 board(s) on ISA found at", nisa);
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for (j = 0; ep_board[j]; j++)
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if (ep_board[j] < EP_EISA_START)
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printf(" 0x%x", ep_board[j]);
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for (j = 0; ep_board[j].epb_addr; j++)
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if (ep_board[j].epb_addr < EP_EISA_START)
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printf(" 0x%x", ep_board[j].epb_addr);
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printf("\n");
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}
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}
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for (i = 0; ep_board[i] && ep_board[i] != IS_BASE; i++);
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if (ep_board[i] == IS_BASE) {
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/* we have two cases:
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*
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* 1. Device was configured with 'port ?'
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* In this case we search for the first unused card in list
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*
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* 2. Device was configured with 'port xxx'
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* In this case we search for the unused card with that address
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*
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*/
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if(IS_BASE==-1) { /* port? */
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for (i = 0; ep_board[i].epb_addr && ep_board[i].epb_used; i++);
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if(ep_board[i].epb_addr==0)
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return 0;
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IS_BASE=ep_board[i].epb_addr;
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ep_board[i].epb_used=1;
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return 1;
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} else {
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for (i=0; ep_board[i].epb_addr && ep_board[i].epb_addr != IS_BASE; i++);
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if( ep_board[i].epb_used || ep_board[i].epb_addr != IS_BASE)
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return 0;
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if (inw(IS_BASE + EP_W0_EEPROM_COMMAND) & EEPROM_TST_MODE)
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printf("ep%d: 3c5x9 at 0x%x in test mode. Erase pencil mark!\n",
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is->id_unit, IS_BASE);
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return (1);
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ep_board[i].epb_used=1;
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return 1;
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}
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return (0);
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}
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/*
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@ -278,9 +320,19 @@ epprobe(is)
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k = get_e(is, EEPROM_RESOURCE_CFG);
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k >>= 12;
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if (is->id_irq != (1 << ((k == 2) ? 9 : k))) {
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printf("epprobe: interrupt number %d doesn't match\n",is->id_irq);
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return (0);
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/* Now we have two cases again:
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*
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* 1. Device was configured with 'irq?'
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* In this case we use irq read from the board
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*
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* 2. Device was configured with 'irq xxx'
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* In this case we set up the board to use specified interrupt
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*
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*/
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if(is->id_irq==0) { /* irq? */
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is->id_irq= 1 << ( (k==2) ? 9 : k );
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}
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if (BASE >= EP_EISA_START) /* we have an EISA board, we allow 32 bits access */
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@ -304,6 +356,7 @@ epattach(is)
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u_short i, j, *p;
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struct ifaddr *ifa;
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struct sockaddr_dl *sdl;
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int irq;
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/* BASE = IS_BASE; */
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sc->ep_io_addr = is->id_iobase;
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@ -312,7 +365,7 @@ epattach(is)
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sc->ep_connectors = 0;
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i = inw(IS_BASE + EP_W0_CONFIG_CTRL);
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j = inw(IS_BASE + EP_W0_ADDRESS_CFG) >> 14;
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j = inw(IS_BASE + EP_W0_ADDRESS_CFG) >> ACF_CONNECTOR_BITS;
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if (i & IS_AUI) {
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printf("aui");
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sc->ep_connectors |= AUI;
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@ -344,7 +397,25 @@ epattach(is)
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GO_WINDOW(2);
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outw(BASE + EP_W2_ADDR_0 + (i * 2), ntohs(p[i]));
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}
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printf(" address %s\n", ether_sprintf(sc->arpcom.ac_enaddr));
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printf(" address %s", ether_sprintf(sc->arpcom.ac_enaddr));
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/*
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* Write IRQ value to board
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*/
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i=is->id_irq;
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if(i==0) {
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printf(" irq STRANGE\n");
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return 0;
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}
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for(irq=0; !(i & 1) && irq<16 ; i>>=1, irq++);
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if(irq==9)
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irq=2;
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printf(" irq %d\n",irq);
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GO_WINDOW(0);
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outw(BASE + EP_W0_RESOURCE_CFG, SET_IRQ(irq));
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ifp->if_unit = is->id_unit;
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ifp->if_name = "ep";
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@ -418,7 +489,7 @@ epinit(unit)
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{
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register struct ep_softc *sc = &ep_softc[unit];
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register struct ifnet *ifp = &sc->arpcom.ac_if;
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int s, i;
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int s, i, j;
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if (ifp->if_addrlist == (struct ifaddr *) 0)
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return;
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@ -426,6 +497,10 @@ epinit(unit)
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s = splimp();
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while (inw(BASE + EP_STATUS) & S_COMMAND_IN_PROGRESS);
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GO_WINDOW(0);
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outw(BASE + EP_COMMAND, STOP_TRANSCEIVER);
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GO_WINDOW(4);
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outw(BASE + EP_W4_MEDIA_TYPE, DISABLE_UTP);
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GO_WINDOW(0);
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/* Disable the card */
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@ -455,39 +530,68 @@ epinit(unit)
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outw(BASE + EP_COMMAND, SET_INTR_MASK | S_5_INTS);
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if(ep_ftst(F_PROMISC))
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if(ifp->if_flags & IFF_PROMISC)
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outw(BASE + EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
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FIL_GROUP | FIL_BRDCST | FIL_ALL);
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else
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outw(BASE + EP_COMMAND, SET_RX_FILTER | FIL_INDIVIDUAL |
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FIL_GROUP | FIL_BRDCST);
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/*
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* you can `ifconfig ep0 (bnc|aui)' to get the following
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* behaviour:
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* bnc disable AUI/UTP. enable BNC.
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* aui disable BNC. enable AUI. if the card has a UTP
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* connector, that is enabled too. not sure, but it
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* seems you have to be careful to not plug things
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* into both AUI & UTP.
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*/
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#if defined(__NetBSD__)
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if (!(ifp->if_flags & IFF_LINK0) && (sc->ep_connectors & BNC)) {
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#else
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if (!(ifp->if_flags & IFF_ALTPHYS) && (sc->ep_connectors & BNC)) {
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#endif
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/*
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* S.B.
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*
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* Now behavior was slightly changed:
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*
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* if any of flags link[0-2] is used and its connector is
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* physically present the following connectors are used:
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*
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* link0 - AUI * highest precedence
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* link1 - BNC
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* link2 - UTP * lowest precedence
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*
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* If none of them is specified then
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* connector specified in the EEPROM is used
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* (if present on card or AUI if not).
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*
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*/
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if(ifp->if_flags & IFF_LINK0 && sc->ep_connectors & AUI) {
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/* nothing */
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} else if(ifp->if_flags & IFF_LINK1 && sc->ep_connectors & BNC) {
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outw(BASE + EP_COMMAND, START_TRANSCEIVER);
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DELAY(1000);
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}
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#if defined(__NetBSD__)
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if ((ifp->if_flags & IFF_LINK0) && (sc->ep_connectors & UTP)) {
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#else
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if ((ifp->if_flags & IFF_ALTPHYS) && (sc->ep_connectors & UTP)) {
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#endif
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} else if(ifp->if_flags & IFF_LINK2 && sc->ep_connectors & UTP) {
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GO_WINDOW(4);
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outw(BASE + EP_W4_MEDIA_TYPE, ENABLE_UTP);
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GO_WINDOW(1);
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} else {
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GO_WINDOW(0);
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j = inw(BASE + EP_W0_ADDRESS_CFG) >> ACF_CONNECTOR_BITS;
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GO_WINDOW(1);
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switch(j) {
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case ACF_CONNECTOR_UTP:
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if(sc->ep_connectors & UTP) {
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GO_WINDOW(4);
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outw(BASE + EP_W4_MEDIA_TYPE, ENABLE_UTP);
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GO_WINDOW(1);
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}
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break;
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case ACF_CONNECTOR_BNC:
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if(sc->ep_connectors & BNC) {
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outw(BASE + EP_COMMAND, START_TRANSCEIVER);
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DELAY(1000);
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}
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break;
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case ACF_CONNECTOR_AUI:
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/* nothing to do */
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break;
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default:
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printf("ep%d: strange connector type in EEPROM: assuming AUI\n",
|
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unit);
|
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break;
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}
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}
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|
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outw(BASE + EP_COMMAND, RX_ENABLE);
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outw(BASE + EP_COMMAND, TX_ENABLE);
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@ -654,16 +758,16 @@ epintr(unit)
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rescan:
|
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|
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while ((status = inw(BASE + EP_STATUS)) & S_5_INTS) {
|
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|
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/* first acknowledge all interrupt sources */
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outw(BASE + EP_COMMAND, ACK_INTR | (status & S_MASK));
|
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|
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if (status & (S_RX_COMPLETE | S_RX_EARLY)) {
|
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/* we just need ACK for RX_EARLY */
|
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if (status & S_RX_EARLY)
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outw(BASE + EP_COMMAND, C_RX_EARLY);
|
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epread(sc);
|
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continue;
|
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}
|
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if (status & S_TX_AVAIL) {
|
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/* we need ACK */
|
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outw(BASE + EP_COMMAND, C_TX_AVAIL);
|
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sc->arpcom.ac_if.if_flags &= ~IFF_OACTIVE;
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epstart(&sc->arpcom.ac_if);
|
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}
|
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@ -722,8 +826,6 @@ epintr(unit)
|
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} /* while */
|
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} /* end TX_COMPLETE */
|
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}
|
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/* re-enable ints */
|
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/* outw(BASE + EP_COMMAND, SET_INTR_MASK | S_5_INTS); */
|
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|
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outw(BASE + EP_COMMAND, C_INTR_LATCH); /* ACK int Latch */
|
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|
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@ -1025,7 +1127,14 @@ epioctl(ifp, cmd, data)
|
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epstop(ifp->if_unit);
|
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epmbufempty(sc);
|
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break;
|
||||
} else {
|
||||
/* reinitialize card on any parameter change */
|
||||
epinit(ifp->if_unit);
|
||||
break;
|
||||
}
|
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|
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/* NOTREACHED */
|
||||
|
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if (ifp->if_flags & IFF_UP && (ifp->if_flags & IFF_RUNNING) == 0)
|
||||
epinit(ifp->if_unit);
|
||||
|
||||
|
||||
@ -19,7 +19,7 @@
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* $Id: if_epreg.h,v 1.4 1994/11/13 10:12:37 gibbs Exp $ Modified by:
|
||||
* if_epreg.h,v 1.4 1994/11/13 10:12:37 gibbs Exp Modified by:
|
||||
*
|
||||
October 2, 1994
|
||||
|
||||
@ -30,6 +30,18 @@
|
||||
finger: avega@pax.inria.fr
|
||||
|
||||
*/
|
||||
/*
|
||||
* March 28 1995
|
||||
*
|
||||
* 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
|
||||
* features added.
|
||||
* Done by:
|
||||
* Serge Babkin
|
||||
* Chelindbank (Chelyabinsk, Russia)
|
||||
* babkin@hq.icb.chel.su
|
||||
*/
|
||||
|
||||
/*
|
||||
* Ethernet software status per interface.
|
||||
@ -287,6 +299,7 @@ struct ep_softc {
|
||||
#define C_RX_EARLY (u_short) (ACK_INTR|0x20)
|
||||
#define C_INT_RQD (u_short) (ACK_INTR|0x40)
|
||||
#define C_UPD_STATS (u_short) (ACK_INTR|0x80)
|
||||
#define C_MASK (u_short) 0xFF /* mask of C_* */
|
||||
|
||||
/*
|
||||
* Status register. All windows.
|
||||
@ -314,10 +327,27 @@ struct ep_softc {
|
||||
#define S_RX_EARLY (u_short) (0x20)
|
||||
#define S_INT_RQD (u_short) (0x40)
|
||||
#define S_UPD_STATS (u_short) (0x80)
|
||||
#define S_MASK (u_short) 0xFF /* mask of S_* */
|
||||
#define S_5_INTS (S_CARD_FAILURE|S_TX_COMPLETE|\
|
||||
S_TX_AVAIL|S_RX_COMPLETE|S_RX_EARLY)
|
||||
#define S_COMMAND_IN_PROGRESS (u_short) (0x1000)
|
||||
|
||||
/* Address Config. Register.
|
||||
* Window 0/Port 06
|
||||
*/
|
||||
|
||||
#define ACF_CONNECTOR_BITS 14
|
||||
#define ACF_CONNECTOR_UTP 0
|
||||
#define ACF_CONNECTOR_AUI 1
|
||||
#define ACF_CONNECTOR_BNC 3
|
||||
|
||||
/* Resource configuration register.
|
||||
* Window 0/Port 08
|
||||
*
|
||||
*/
|
||||
|
||||
#define SET_IRQ(i) (((i)<<12) | 0xF00) /* set IRQ i */
|
||||
|
||||
/*
|
||||
* FIFO Registers.
|
||||
* RX Status. Window 1/Port 08
|
||||
|
||||
@ -27,7 +27,7 @@
|
||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* $Id: if_ep.c,v 1.21 1995/03/23 07:31:08 gibbs Exp $
|
||||
* if_ep.c,v 1.19 1995/01/24 20:53:45 davidg Exp
|
||||
*/
|
||||
|
||||
/*
|
||||
@ -37,6 +37,19 @@
|
||||
* avega@sophia.inria.fr
|
||||
*/
|
||||
|
||||
/*
|
||||
* March 28 1995
|
||||
*
|
||||
* 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
|
||||
* features added.
|
||||
* Done by:
|
||||
* Serge Babkin
|
||||
* Chelindbank (Chelyabinsk, Russia)
|
||||
* babkin@hq.icb.chel.su
|
||||
*/
|
||||
|
||||
#include "ep.h"
|
||||
#if NEP > 0
|
||||
|
||||
@ -114,7 +127,8 @@ struct ep_softc ep_softc[NEP];
|
||||
struct isa_driver epdriver = {
|
||||
epprobe,
|
||||
epattach,
|
||||
"ep"
|
||||
"ep",
|
||||
0
|
||||
};
|
||||
|
||||
static struct kern_devconf kdc_ep[NEP] = { {
|
||||
@ -139,7 +153,11 @@ ep_registerdev(struct isa_device *id)
|
||||
|
||||
int ep_current_tag = EP_LAST_TAG + 1;
|
||||
|
||||
int ep_board[EP_MAX_BOARDS + 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)
|
||||
@ -184,7 +202,8 @@ ep_look_for_board_at(is)
|
||||
* Once activated, all the registers are mapped in the range
|
||||
* x000 - x00F, where x is the slot number.
|
||||
*/
|
||||
ep_board[neisa++] = j * EP_EISA_START;
|
||||
ep_board[neisa].epb_used = 0;
|
||||
ep_board[neisa++].epb_addr = j * EP_EISA_START;
|
||||
}
|
||||
ep_current_tag--;
|
||||
|
||||
@ -204,38 +223,61 @@ ep_look_for_board_at(is)
|
||||
for (j = 0; j < 3; j++)
|
||||
data = get_eeprom_data(id_port, j);
|
||||
|
||||
ep_board[neisa+nisa++] =
|
||||
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--;
|
||||
}
|
||||
|
||||
ep_board[neisa+nisa] = 0;
|
||||
ep_board[neisa+nisa].epb_addr = 0;
|
||||
if (neisa) {
|
||||
printf("%d 3C5x9 board(s) on EISA found at", neisa);
|
||||
for (j = 0; ep_board[j]; j++)
|
||||
if (ep_board[j] >= EP_EISA_START)
|
||||
printf(" 0x%x", ep_board[j]);
|
||||
for (j = 0; ep_board[j].epb_addr; j++)
|
||||
if (ep_board[j].epb_addr >= EP_EISA_START)
|
||||
printf(" 0x%x", ep_board[j].epb_addr);
|
||||
printf("\n");
|
||||
}
|
||||
if (nisa) {
|
||||
printf("%d 3C5x9 board(s) on ISA found at", nisa);
|
||||
for (j = 0; ep_board[j]; j++)
|
||||
if (ep_board[j] < EP_EISA_START)
|
||||
printf(" 0x%x", ep_board[j]);
|
||||
for (j = 0; ep_board[j].epb_addr; j++)
|
||||
if (ep_board[j].epb_addr < EP_EISA_START)
|
||||
printf(" 0x%x", ep_board[j].epb_addr);
|
||||
printf("\n");
|
||||
}
|
||||
}
|
||||
|
||||
for (i = 0; ep_board[i] && ep_board[i] != IS_BASE; i++);
|
||||
if (ep_board[i] == IS_BASE) {
|
||||
/* we have two cases:
|
||||
*
|
||||
* 1. Device was configured with 'port ?'
|
||||
* In this case we search for the first unused card in list
|
||||
*
|
||||
* 2. Device was configured with 'port xxx'
|
||||
* In this case we search for the unused card with that address
|
||||
*
|
||||
*/
|
||||
|
||||
if(IS_BASE==-1) { /* port? */
|
||||
for (i = 0; ep_board[i].epb_addr && ep_board[i].epb_used; i++);
|
||||
if(ep_board[i].epb_addr==0)
|
||||
return 0;
|
||||
|
||||
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);
|
||||
return (1);
|
||||
ep_board[i].epb_used=1;
|
||||
return 1;
|
||||
}
|
||||
return (0);
|
||||
}
|
||||
|
||||
/*
|
||||
@ -278,9 +320,19 @@ epprobe(is)
|
||||
|
||||
k = get_e(is, EEPROM_RESOURCE_CFG);
|
||||
k >>= 12;
|
||||
if (is->id_irq != (1 << ((k == 2) ? 9 : k))) {
|
||||
printf("epprobe: interrupt number %d doesn't match\n",is->id_irq);
|
||||
return (0);
|
||||
|
||||
/* Now we have two cases again:
|
||||
*
|
||||
* 1. Device was configured with 'irq?'
|
||||
* In this case we use irq read from the board
|
||||
*
|
||||
* 2. Device was configured with 'irq xxx'
|
||||
* In this case we set up the board to use specified interrupt
|
||||
*
|
||||
*/
|
||||
|
||||
if(is->id_irq==0) { /* irq? */
|
||||
is->id_irq= 1 << ( (k==2) ? 9 : k );
|
||||
}
|
||||
|
||||
if (BASE >= EP_EISA_START) /* we have an EISA board, we allow 32 bits access */
|
||||
@ -304,6 +356,7 @@ epattach(is)
|
||||
u_short i, j, *p;
|
||||
struct ifaddr *ifa;
|
||||
struct sockaddr_dl *sdl;
|
||||
int irq;
|
||||
|
||||
/* BASE = IS_BASE; */
|
||||
sc->ep_io_addr = is->id_iobase;
|
||||
@ -312,7 +365,7 @@ epattach(is)
|
||||
|
||||
sc->ep_connectors = 0;
|
||||
i = inw(IS_BASE + EP_W0_CONFIG_CTRL);
|
||||
j = inw(IS_BASE + EP_W0_ADDRESS_CFG) >> 14;
|
||||
j = inw(IS_BASE + EP_W0_ADDRESS_CFG) >> ACF_CONNECTOR_BITS;
|
||||
if (i & IS_AUI) {
|
||||
printf("aui");
|
||||
sc->ep_connectors |= AUI;
|
||||
@ -344,7 +397,25 @@ epattach(is)
|
||||
GO_WINDOW(2);
|
||||
outw(BASE + EP_W2_ADDR_0 + (i * 2), ntohs(p[i]));
|
||||
}
|
||||
printf(" address %s\n", ether_sprintf(sc->arpcom.ac_enaddr));
|
||||
printf(" address %s", ether_sprintf(sc->arpcom.ac_enaddr));
|
||||
|
||||
/*
|
||||
* Write IRQ value to board
|
||||
*/
|
||||
|
||||
i=is->id_irq;
|
||||
if(i==0) {
|
||||
printf(" irq STRANGE\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
for(irq=0; !(i & 1) && irq<16 ; i>>=1, irq++);
|
||||
|
||||
if(irq==9)
|
||||
irq=2;
|
||||
printf(" irq %d\n",irq);
|
||||
GO_WINDOW(0);
|
||||
outw(BASE + EP_W0_RESOURCE_CFG, SET_IRQ(irq));
|
||||
|
||||
ifp->if_unit = is->id_unit;
|
||||
ifp->if_name = "ep";
|
||||
@ -418,7 +489,7 @@ epinit(unit)
|
||||
{
|
||||
register struct ep_softc *sc = &ep_softc[unit];
|
||||
register struct ifnet *ifp = &sc->arpcom.ac_if;
|
||||
int s, i;
|
||||
int s, i, j;
|
||||
|
||||
if (ifp->if_addrlist == (struct ifaddr *) 0)
|
||||
return;
|
||||
@ -426,6 +497,10 @@ epinit(unit)
|
||||
s = splimp();
|
||||
while (inw(BASE + EP_STATUS) & S_COMMAND_IN_PROGRESS);
|
||||
|
||||
GO_WINDOW(0);
|
||||
outw(BASE + EP_COMMAND, STOP_TRANSCEIVER);
|
||||
GO_WINDOW(4);
|
||||
outw(BASE + EP_W4_MEDIA_TYPE, DISABLE_UTP);
|
||||
GO_WINDOW(0);
|
||||
|
||||
/* Disable the card */
|
||||
@ -455,39 +530,68 @@ epinit(unit)
|
||||
|
||||
outw(BASE + EP_COMMAND, SET_INTR_MASK | S_5_INTS);
|
||||
|
||||
if(ep_ftst(F_PROMISC))
|
||||
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);
|
||||
|
||||
/*
|
||||
* you can `ifconfig ep0 (bnc|aui)' to get the following
|
||||
* behaviour:
|
||||
* bnc disable AUI/UTP. enable BNC.
|
||||
* aui disable BNC. enable AUI. if the card has a UTP
|
||||
* connector, that is enabled too. not sure, but it
|
||||
* seems you have to be careful to not plug things
|
||||
* into both AUI & UTP.
|
||||
*/
|
||||
#if defined(__NetBSD__)
|
||||
if (!(ifp->if_flags & IFF_LINK0) && (sc->ep_connectors & BNC)) {
|
||||
#else
|
||||
if (!(ifp->if_flags & IFF_ALTPHYS) && (sc->ep_connectors & BNC)) {
|
||||
#endif
|
||||
/*
|
||||
* S.B.
|
||||
*
|
||||
* Now behavior was slightly changed:
|
||||
*
|
||||
* if any of flags link[0-2] is used and its connector is
|
||||
* physically present the following connectors are used:
|
||||
*
|
||||
* link0 - AUI * highest precedence
|
||||
* link1 - BNC
|
||||
* link2 - UTP * lowest precedence
|
||||
*
|
||||
* If none of them is specified then
|
||||
* connector specified in the EEPROM is used
|
||||
* (if present on card or AUI if not).
|
||||
*
|
||||
*/
|
||||
|
||||
if(ifp->if_flags & IFF_LINK0 && sc->ep_connectors & AUI) {
|
||||
/* nothing */
|
||||
} else if(ifp->if_flags & IFF_LINK1 && sc->ep_connectors & BNC) {
|
||||
outw(BASE + EP_COMMAND, START_TRANSCEIVER);
|
||||
DELAY(1000);
|
||||
}
|
||||
#if defined(__NetBSD__)
|
||||
if ((ifp->if_flags & IFF_LINK0) && (sc->ep_connectors & UTP)) {
|
||||
#else
|
||||
if ((ifp->if_flags & IFF_ALTPHYS) && (sc->ep_connectors & UTP)) {
|
||||
#endif
|
||||
} else if(ifp->if_flags & IFF_LINK2 && sc->ep_connectors & UTP) {
|
||||
GO_WINDOW(4);
|
||||
outw(BASE + EP_W4_MEDIA_TYPE, ENABLE_UTP);
|
||||
GO_WINDOW(1);
|
||||
} else {
|
||||
GO_WINDOW(0);
|
||||
j = inw(BASE + EP_W0_ADDRESS_CFG) >> ACF_CONNECTOR_BITS;
|
||||
GO_WINDOW(1);
|
||||
switch(j) {
|
||||
case ACF_CONNECTOR_UTP:
|
||||
if(sc->ep_connectors & UTP) {
|
||||
GO_WINDOW(4);
|
||||
outw(BASE + EP_W4_MEDIA_TYPE, ENABLE_UTP);
|
||||
GO_WINDOW(1);
|
||||
}
|
||||
break;
|
||||
case ACF_CONNECTOR_BNC:
|
||||
if(sc->ep_connectors & BNC) {
|
||||
outw(BASE + EP_COMMAND, START_TRANSCEIVER);
|
||||
DELAY(1000);
|
||||
}
|
||||
break;
|
||||
case ACF_CONNECTOR_AUI:
|
||||
/* nothing to do */
|
||||
break;
|
||||
default:
|
||||
printf("ep%d: strange connector type in EEPROM: assuming AUI\n",
|
||||
unit);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
outw(BASE + EP_COMMAND, RX_ENABLE);
|
||||
outw(BASE + EP_COMMAND, TX_ENABLE);
|
||||
|
||||
@ -654,16 +758,16 @@ epintr(unit)
|
||||
rescan:
|
||||
|
||||
while ((status = inw(BASE + EP_STATUS)) & S_5_INTS) {
|
||||
|
||||
/* first acknowledge all interrupt sources */
|
||||
outw(BASE + EP_COMMAND, ACK_INTR | (status & S_MASK));
|
||||
|
||||
if (status & (S_RX_COMPLETE | S_RX_EARLY)) {
|
||||
/* we just need ACK for RX_EARLY */
|
||||
if (status & S_RX_EARLY)
|
||||
outw(BASE + EP_COMMAND, C_RX_EARLY);
|
||||
epread(sc);
|
||||
continue;
|
||||
}
|
||||
if (status & S_TX_AVAIL) {
|
||||
/* we need ACK */
|
||||
outw(BASE + EP_COMMAND, C_TX_AVAIL);
|
||||
sc->arpcom.ac_if.if_flags &= ~IFF_OACTIVE;
|
||||
epstart(&sc->arpcom.ac_if);
|
||||
}
|
||||
@ -722,8 +826,6 @@ epintr(unit)
|
||||
} /* while */
|
||||
} /* end TX_COMPLETE */
|
||||
}
|
||||
/* re-enable ints */
|
||||
/* outw(BASE + EP_COMMAND, SET_INTR_MASK | S_5_INTS); */
|
||||
|
||||
outw(BASE + EP_COMMAND, C_INTR_LATCH); /* ACK int Latch */
|
||||
|
||||
@ -1025,7 +1127,14 @@ epioctl(ifp, cmd, data)
|
||||
epstop(ifp->if_unit);
|
||||
epmbufempty(sc);
|
||||
break;
|
||||
} else {
|
||||
/* reinitialize card on any parameter change */
|
||||
epinit(ifp->if_unit);
|
||||
break;
|
||||
}
|
||||
|
||||
/* NOTREACHED */
|
||||
|
||||
if (ifp->if_flags & IFF_UP && (ifp->if_flags & IFF_RUNNING) == 0)
|
||||
epinit(ifp->if_unit);
|
||||
|
||||
|
||||
@ -19,7 +19,7 @@
|
||||
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||||
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
*
|
||||
* $Id: if_epreg.h,v 1.4 1994/11/13 10:12:37 gibbs Exp $ Modified by:
|
||||
* if_epreg.h,v 1.4 1994/11/13 10:12:37 gibbs Exp Modified by:
|
||||
*
|
||||
October 2, 1994
|
||||
|
||||
@ -30,6 +30,18 @@
|
||||
finger: avega@pax.inria.fr
|
||||
|
||||
*/
|
||||
/*
|
||||
* March 28 1995
|
||||
*
|
||||
* 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
|
||||
* features added.
|
||||
* Done by:
|
||||
* Serge Babkin
|
||||
* Chelindbank (Chelyabinsk, Russia)
|
||||
* babkin@hq.icb.chel.su
|
||||
*/
|
||||
|
||||
/*
|
||||
* Ethernet software status per interface.
|
||||
@ -287,6 +299,7 @@ struct ep_softc {
|
||||
#define C_RX_EARLY (u_short) (ACK_INTR|0x20)
|
||||
#define C_INT_RQD (u_short) (ACK_INTR|0x40)
|
||||
#define C_UPD_STATS (u_short) (ACK_INTR|0x80)
|
||||
#define C_MASK (u_short) 0xFF /* mask of C_* */
|
||||
|
||||
/*
|
||||
* Status register. All windows.
|
||||
@ -314,10 +327,27 @@ struct ep_softc {
|
||||
#define S_RX_EARLY (u_short) (0x20)
|
||||
#define S_INT_RQD (u_short) (0x40)
|
||||
#define S_UPD_STATS (u_short) (0x80)
|
||||
#define S_MASK (u_short) 0xFF /* mask of S_* */
|
||||
#define S_5_INTS (S_CARD_FAILURE|S_TX_COMPLETE|\
|
||||
S_TX_AVAIL|S_RX_COMPLETE|S_RX_EARLY)
|
||||
#define S_COMMAND_IN_PROGRESS (u_short) (0x1000)
|
||||
|
||||
/* Address Config. Register.
|
||||
* Window 0/Port 06
|
||||
*/
|
||||
|
||||
#define ACF_CONNECTOR_BITS 14
|
||||
#define ACF_CONNECTOR_UTP 0
|
||||
#define ACF_CONNECTOR_AUI 1
|
||||
#define ACF_CONNECTOR_BNC 3
|
||||
|
||||
/* Resource configuration register.
|
||||
* Window 0/Port 08
|
||||
*
|
||||
*/
|
||||
|
||||
#define SET_IRQ(i) (((i)<<12) | 0xF00) /* set IRQ i */
|
||||
|
||||
/*
|
||||
* FIFO Registers.
|
||||
* RX Status. Window 1/Port 08
|
||||
|
||||
Loading…
Reference in New Issue
Block a user