/* @(#)$Id: nic3008.c,v 1.15 1996/03/28 14:27:27 scrappy Exp $ ******************************************************************************* * II - Version 0.1 $Revision: 1.15 $ $State: Exp $ * * Copyright 1994 Dietmar Friede ******************************************************************************* * Bug reports, patches, comments, suggestions should be sent to: * * jkr@saarlink.de or jkrause@guug.de * ******************************************************************************* * $Log: nic3008.c,v $ * Revision 1.15 1996/03/28 14:27:27 scrappy * Switched from using devfs_add_sw() to using devfs_add_swf() * * Reviewed by: julian@freebsd.org * * Revision 1.14 1995/12/17 21:14:34 phk * Staticize. * * Revision 1.13 1995/12/08 23:19:29 phk * Julian forgot to make the *devsw structures static. * * Revision 1.12 1995/12/08 11:12:45 julian * Pass 3 of the great devsw changes * most devsw referenced functions are now static, as they are * in the same file as their devsw structure. I've also added DEVFS * support for nearly every device in the system, however * many of the devices have 'incorrect' names under DEVFS * because I couldn't quickly work out the correct naming conventions. * (but devfs won't be coming on line for a month or so anyhow so that doesn't * matter) * * If you "OWN" a device which would normally have an entry in /dev * then search for the devfs_add_devsw() entries and munge to make them right.. * check out similar devices to see what I might have done in them in you * can't see what's going on.. * for a laugh compare conf.c conf.h defore and after... :) * I have not doen DEVFS entries for any DISKSLICE devices yet as that will be * a much more complicated job.. (pass 5 :) * * pass 4 will be to make the devsw tables of type (cdevsw * ) * rather than (cdevsw) * seems to work here.. * complaints to the usual places.. :) * * Revision 1.11 1995/11/29 14:39:07 julian * If you're going to mechanically replicate something in 50 files * it's best to not have a (compiles cleanly) typo in it! (sigh) * * Revision 1.10 1995/11/29 10:47:04 julian * OK, that's it.. * That's EVERY SINGLE driver that has an entry in conf.c.. * my next trick will be to define cdevsw[] and bdevsw[] * as empty arrays and remove all those DAMNED defines as well.. * * Revision 1.9 1995/11/21 14:56:01 bde * Completed function declarations, added prototypes and removed redundant * declarations. * * Revision 1.8 1995/11/18 04:19:44 bde * Fixed the type of nic_listen(). A trailing arg was missing. * * Fixed calls to s_intr(). There was sometimes an extra trailing arg. * * Revision 1.7 1995/09/08 11:06:46 bde * Fix benign type mismatches in devsw functions. 82 out of 299 devsw * functions were wrong. * * Revision 1.6 1995/05/30 07:57:57 rgrimes * Remove trailing whitespace. * * Revision 1.5 1995/05/11 19:25:55 rgrimes * Fix -Wformat warnings from LINT kernel. * * Revision 1.4 1995/03/28 07:54:31 bde * Add and move declarations to fix all of the warnings from `gcc -Wimplicit' * (except in netccitt, netiso and netns) that I didn't notice when I fixed * "all" such warnings before. * * Revision 1.3 1995/03/19 14:28:35 davidg * Removed redundant newlines that were in some panic strings. * * Revision 1.2 1995/02/15 11:59:40 jkh * Fix a few more nits. Should compile better now! :_) * * Revision 1.1 1995/02/14 15:00:10 jkh * An ISDN driver that supports the EDSS1 and the 1TR6 ISDN interfaces. * EDSS1 is the "Euro-ISDN", 1TR6 is the soon obsolete german ISDN Interface. * Obtained from: Dietmar Friede and * Juergen Krause * * This is only one part - the rest to follow in a couple of hours. * This part is a benign import, since it doesn't affect anything else. * * ******************************************************************************/ /* * Copyright (c) 1994 Dietmar Friede (dietmar@friede.de) All rights reserved. * FSF/FSAG GNU Copyright applies * * A low level driver for the NICCY-3008 ISDN Card. * */ #include "nic.h" #if NNIC > 0 #include #include #include #include #include #include #ifdef DEVFS #include #endif /*DEVFS*/ #include #include #include #include #define OPEN 1 #define LOAD_HEAD 3 #define LOAD_DATA 5 #define IS_DIAL(p) (((p)&0x20)==0) #define IS_LISTEN(p) ((p)&0x20) #define CHAN(pl) (((pl)&7)-1) #define C_CHAN(x) ((x)&1) #define APPL(pl) ((((pl)>>6)&0x7f)-1) #define CARD(pl) (((pl)>>13)&7) #define MK_APPL(pl) (((pl)+1)<<6) #define con_act_resp(sc,pl) en_q_d(sc,DD_CONN_ACT_RSP, pl ,0,NULL) #define discon_resp(sc,pl) en_q_d(sc,DD_DISC_RSP, pl ,0,NULL) #define inf_resp(sc,pl) en_q_d(sc,DD_INFO_RSP, pl ,0,NULL) #define listen_b3_req(sc,mb,pl) en_q_b(sc,mb,BD_LIST_B3_REQ,pl,0,NULL) #define con_b3_req(sc,mb,pl) en_q_b(sc,mb,BD_CONN_B3_REQ,pl,0,NULL) #define min(a,b) ((a)<(b)?(a):(b)) extern isdn_appl_t isdn_appl[]; extern u_short isdn_state; extern isdn_ctrl_t isdn_ctrl[]; extern int ispy_applnr; extern int Isdn_Appl, Isdn_Ctrl, Isdn_Typ; static old_spy= 0; static int nicattach __P((struct isa_device *is)); static int nicprobe __P((struct isa_device *is)); static int nic_accept __P((int cn, int an, int rea)); static int nic_connect __P((int cn, int ap, int b_channel, int inf_mask, int out_serv, int out_serv_add, int src_subadr, unsigned ad_len, char *dest_addr, int spv)); static int nic_disconnect __P((int cn, int rea)); static int nic_listen __P((int cn, int ap, int inf_mask, int subadr_mask, int si_mask, int spv)); static int nic_output __P((int cn)); static short bsintr; struct isa_driver nicdriver = {nicprobe, nicattach, "nic"}; static d_open_t nicopen; static d_close_t nicclose; static d_ioctl_t nicioctl; #define CDEV_MAJOR 54 static struct cdevsw nic_cdevsw = { nicopen, nicclose, noread, nowrite, /*54*/ nicioctl, nostop, nullreset, nodevtotty,/* nic */ seltrue, nommap, NULL, "nic", NULL, -1 }; typedef enum { DISCON, ISDISCON, DIAL, CALLED, CONNECT, IDLE, ACTIVE } io_state; typedef struct { char ctrl; u_char msg_nr; u_char morenr; short plci; short ncci; short state; short i_len; char i_buf[2048]; char o_buf[2048]; u_short more; char *more_b; } chan_t; static struct nic_softc { dpr_type *sc_dpr; /* card RAM virtual memory base */ u_short sc_vector; /* interrupt vector */ short sc_port; u_char sc_flags; u_char sc_unit; u_char sc_ctrl; short sc_stat; chan_t sc_chan[2]; #ifdef DEVFS void *devfs_token; #endif } nic_sc[NNIC]; static void badstate __P((mbx_type *mbx, int n, int mb, dpr_type *dpr)); static void b_intr __P((int mb, int c, struct nic_softc *sc)); static void bs_intr __P((int mb, int c, struct nic_softc *sc)); static void con_b3_resp __P((struct nic_softc *sc, int mb, u_short ncci, u_char reject)); static void con_resp __P((struct nic_softc *sc, int pl, int rea)); static void d_intr __P((struct nic_softc *sc)); static int discon_req __P((int w, struct nic_softc *sc, int pl, int rea, int err)); static int en_q_b __P((struct nic_softc *sc, int mb, int t, int pl, int l, u_char *b)); static int en_q_d __P((struct nic_softc *sc, int t, int pl, int l, u_char *b)); static int cstrcmp __P((char *str1, char *str2)); static void make_intr __P((int box, struct nic_softc *sc)); static void reset_card __P((struct nic_softc *sc)); static int reset_plci __P((int w_is_defined_bletch, chan_t *chan, int p)); static void reset_req __P((struct nic_softc *sc, unsigned box, int w)); static void s_intr __P((struct nic_softc *sc)); static int sel_b2_prot_req __P((struct nic_softc *sc, int c, int pl, dlpd_t *dlpd)); static void sel_b3_prot_req __P((struct nic_softc *sc, int mb, u_short pl, ncpd_t *ncpd)); int nicprobe(struct isa_device * is) { register struct nic_softc *sc = &nic_sc[is->id_unit & 127]; dpr_type *dpr; sc->sc_vector = is->id_irq; sc->sc_port = is->id_iobase; sc->sc_unit = is->id_unit; dpr = sc->sc_dpr = (dpr_type *) is->id_maddr; if (cstrcmp(dpr->niccy_ver, "NICCY V ") == 0) { printf("NICCY NICCY-Card %d not found at %p\n" ,is->id_unit, is->id_maddr); return (0); } while (dpr->card_state & 1); /* self test running */ if (dpr->card_state & 0x8A) { printf("Check Niccy Card, error state %d \n", dpr->card_state); return (0); } dpr->card_number = is->id_unit; is->id_msize = 8192; reset_card(sc); return (8); } /* * nicattach() Install device */ int nicattach(struct isa_device * is) { struct nic_softc *sc; dpr_type *dpr; int cn; isdn_ctrl_t *ctrl0, *ctrl1; sc = &nic_sc[is->id_unit]; dpr = sc->sc_dpr; sc->sc_ctrl = -1; if ((cn = isdn_ctrl_attach(2)) == -1) { return (0); } sc->sc_ctrl = cn; sc->sc_chan[0].plci = sc->sc_chan[1].plci = -1; ctrl0 = &isdn_ctrl[cn]; ctrl1 = &isdn_ctrl[cn + 1]; sc->sc_chan[0].ctrl = ctrl0->ctrl = cn; sc->sc_chan[1].ctrl = ctrl1->ctrl = cn + 1; ctrl0->o_buf = sc->sc_chan[0].o_buf; ctrl1->o_buf = sc->sc_chan[1].o_buf; ctrl0->listen = ctrl1->listen = nic_listen; ctrl0->disconnect = ctrl1->disconnect = nic_disconnect; ctrl0->accept = ctrl1->accept = nic_accept; ctrl0->connect = ctrl1->connect = nic_connect; ctrl0->output = ctrl1->output = nic_output; ctrl0->unit = ctrl1->unit = is->id_unit; ctrl0->appl = ctrl1->appl = -1; ctrl0->o_len = ctrl1->o_len = -1; while (dpr->card_state & 1); /* self test running */ dpr->card_number = is->id_unit; dpr->int_flg_pc = 0xff; reset_req(sc, MBX_MU, 4); #ifdef DEVFS sc->devfs_token = devfs_add_devswf(&nic_cdevsw, is->id_unit, DV_CHR, 0, 0, 0600, "/isdn/nic%d", is->id_unit); #endif return (1); } static int cstrcmp(char *str1, char *str2) { while (*str2 && (*str2 == *str1)) { str1++; str2++; } if (!*str2) return (1); return (0); } /* If the niccy card wants it: Interupt it. */ static void make_intr(int box, struct nic_softc * sc) { dpr_type *dpr = sc->sc_dpr; dpr->watchdog_cnt = 0xFF; if ((dpr->int_flg_nic & (1 << box)) == 0) return; if (dpr->ext_hw_config == 1) { u_char s; s = inb(sc->sc_port + 4); outb(sc->sc_port + 4, s & 0xfb); outb(sc->sc_port + 4, s | 4); outb(sc->sc_port + 4, s); return; } outb(sc->sc_port + 2, 1); } static void reset_req(struct nic_softc * sc, unsigned box, int w) { if(box >= 8) return; (sc->sc_dpr)->msg_flg[box] = 0; make_intr(box, sc); } static int en_q_d(struct nic_softc * sc, int t, int pl, int l, u_char * b) { dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[3]; if (dpr->card_state & ~4) return (ENODEV); if (dpr->msg_flg[3]) return (EBUSY); bzero(mbx, 18); mbx->type = t; mbx->add_info = pl; if (l) { mbx->data_len = l; bcopy(b, mbx->data, l); } dpr->msg_flg[3] = 1; make_intr(3, sc); return (0); } static int en_q_b(struct nic_softc * sc, int mb, int t, int pl, int l, u_char * b) { dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[++mb]; if (mb == 7) t |= 0x40; if (dpr->card_state) return (ENODEV); if (dpr->msg_flg[mb]) return (EBUSY); bzero(mbx, 18); mbx->type = t; mbx->add_info = pl; if (l) { mbx->data_len = l; bcopy(b, mbx->data, l); } dpr->msg_flg[mb] = 1; make_intr(mb, sc); return (0); } static void badstate(mbx_type * mbx, int n, int mb, dpr_type *dpr) { printf("Niccy: not implemented %x len %d at %d.", mbx->type,mbx->data_len,n); if(mbx->data_len) { u_char *b = (u_char *) dpr; int i; b += dpr->buf_ptr[mb]; for(i=0; idata_len; i++) printf(" %x",mbx->data[i]); printf("."); for(i=0; idata_len; i++) printf(" %x",b[i]); } printf("\n"); } static int nic_connect(int cn, int ap, int b_channel, int inf_mask, int out_serv ,int out_serv_add, int src_subadr, unsigned ad_len ,char *dest_addr, int spv) { char buf[128]; if (ad_len > 22) return (-1); buf[0] = spv ? 0x53 : 0; buf[1] = b_channel; if (spv) inf_mask |= 0x40000000; *(u_long *) & buf[2] = inf_mask; buf[6] = out_serv; buf[7] = out_serv_add; buf[8] = src_subadr; buf[9] = ad_len; bcopy(dest_addr, &buf[10], ad_len); return (en_q_d(&nic_sc[isdn_ctrl[cn].unit], DD_CONN_REQ, MK_APPL(ap), ad_len + 10, buf)); } static int nic_listen(int cn, int ap, int inf_mask, int subadr_mask, int si_mask, int spv) { u_short sbuf[4]; *(u_long *) sbuf = inf_mask; sbuf[2] = subadr_mask; sbuf[3] = si_mask; return (en_q_d(&nic_sc[isdn_ctrl[cn].unit], DD_LISTEN_REQ, MK_APPL(ap), 8, (u_char *) sbuf)); } static int nic_disconnect(int cn, int rea) { isdn_ctrl_t *ctrl = &isdn_ctrl[cn]; struct nic_softc *sc = &nic_sc[ctrl->unit]; chan_t *chan = &sc->sc_chan[C_CHAN(cn)]; u_char buf[16]; int l = 3; int p; int err; if(chan->ncci != -1) { bzero(buf,16); *(u_short *) buf = chan->ncci; l += sizeof(ncpi_t); err= en_q_b(sc, C_CHAN(cn)?6:4, BD_DISC_B3_REQ, chan->plci, l, buf); if(err==0) { chan->more= 0; ctrl->o_len= -1; } return(err); } p = chan->plci; if((p == 0) || (p == -1)) return (ENODEV); err= en_q_d(sc, DD_DISC_REQ, p, 1, (u_char *) & rea); if(err==0) { chan->more= 0; ctrl->o_len= -1; } return(err); } static int nic_accept(int cn, int an, int rea) { isdn_ctrl_t *ctrl = &isdn_ctrl[cn]; struct nic_softc *sc = &nic_sc[ctrl->unit]; chan_t *chan = &sc->sc_chan[C_CHAN(cn)]; isdn_appl_t *appl = &isdn_appl[an]; if (rea) { ctrl->appl= -1; return(discon_req(1, sc, chan->plci, rea, 0)); } ctrl->appl= an; ctrl->lastact = time.tv_sec; appl->ctrl= cn; appl->state= 4; return(sel_b2_prot_req(sc, C_CHAN(cn), chan->plci, &appl->dlpd)); } static int nic_output(int cn) { isdn_ctrl_t *ctrl = &isdn_ctrl[cn]; struct nic_softc *sc = &nic_sc[ctrl->unit]; chan_t *chan = &sc->sc_chan[C_CHAN(cn)]; int mb = C_CHAN(cn) ? 7 : 5; dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[mb]; int l; u_char *b = (u_char *) dpr; int len= ctrl->o_len; char *buf= ctrl->o_buf; if (dpr->card_state /* & ~4 */) return (ENODEV); if ((chan->ncci == -1) || dpr->msg_flg[mb] || (chan->state != IDLE)) return (EBUSY); chan->state = ACTIVE; bzero(mbx, 20); mbx->type = BD_DATA_B3_REQ; if (C_CHAN(cn)) mbx->type |= 0x40; *(u_short *) mbx->data = chan->ncci; mbx->data[4] = chan->msg_nr++; b += dpr->buf_ptr[mb]; l = min(1024, len); mbx->data_len = l; bcopy(buf, b, l); if (l < len) { chan->more = min(len - l, 1024); /* This is a bug, but */ /* max. blocks length is 2048 bytes including protokoll */ chan->more_b = buf + l; mbx->more_data = 1; } else { chan->more = 0; ctrl->o_len = -1; } dpr->msg_flg[mb] = 3; bsintr |= (1 << C_CHAN(cn)); make_intr(mb, sc); ctrl->lastact = time.tv_sec; return (0); } static void con_resp(struct nic_softc * sc, int pl, int rea) { en_q_d(sc, DD_CONN_RSP, pl, 1, (u_char *) & rea); } static int discon_req(int w, struct nic_softc * sc, int pl, int rea, int err) { if ((pl == 0) || (pl == -1)) return(0); return(en_q_d(sc, DD_DISC_REQ, pl, 1, (u_char *) & rea)); } static int sel_b2_prot_req(struct nic_softc * sc, int c, int pl, dlpd_t * dlpd) { return(en_q_b(sc, c ? 6 : 4, BD_SEL_PROT_REQ | 0x200, pl, sizeof(dlpd_t), (u_char *) dlpd)); } static void sel_b3_prot_req(struct nic_softc * sc, int mb, u_short pl, ncpd_t * ncpd) { en_q_b(sc, mb, BD_SEL_PROT_REQ | 0x300, pl, sizeof(ncpd_t), (u_char *) ncpd); } static void con_b3_resp(struct nic_softc * sc, int mb, u_short ncci, u_char reject) { u_char buf[32]; int l = 4; bzero(buf, 32); *(u_short *) buf = ncci; buf[2] = reject; buf[3] = 0; /* ncpi ???? */ l += 15; en_q_b(sc, mb, BD_CONN_B3_RSP, 0, l, buf); } static int reset_plci(int w, chan_t * chan, int p) { isdn_ctrl_t *ctrl; if (p == -1) return (-1); if(chan == NULL) return(p); ctrl = &isdn_ctrl[chan->ctrl]; if (chan->plci == p) { if (ISBUSY(ctrl->appl)) { isdn_disconn_ind(ctrl->appl); isdn_appl[ctrl->appl].ctrl = -1; isdn_appl[ctrl->appl].state = 0; } ctrl->appl = -1; ctrl->o_len = -1; chan->plci = -1; chan->ncci = -1; chan->state = DISCON; chan->i_len = 0; chan->more = 0; } return (p); } static void reset_card(struct nic_softc * sc) { dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[1]; bzero(mbx, 16); mbx->type = MD_RESET_REQ; dpr->msg_flg[1] = 1; make_intr(1, sc); } /* * nicopen() New open on device. * * We forbid all but first open */ static int nicopen(dev_t dev, int flags, int fmt, struct proc *p) { struct nic_softc *sc; u_char unit; dpr_type *dpr; int x; unit = minor(dev); /* minor number out of limits ? */ if (unit >= NNIC) return (ENXIO); sc = &nic_sc[unit]; sc->sc_flags |= OPEN; dpr = sc->sc_dpr; dpr->card_number = sc->sc_unit; dpr->int_flg_pc = 0xff; if (dpr->msg_flg[0]) { x = splhigh(); s_intr(sc); splx(x); } return (0); } /* * nicclose() Close device */ static int nicclose(dev_t dev, int flags, int fmt, struct proc *p) { struct nic_softc *sc = &nic_sc[minor(dev)]; sc->sc_flags = 0; return (0); } static int nicioctl(dev_t dev, int cmd, caddr_t data, int flags, struct proc *p) { int error; int x; struct nic_softc *sc = &nic_sc[minor(dev)]; dpr_type *dpr = sc->sc_dpr; mbx_type *mbx; dpr->int_flg_pc = 0xff; error = 0; switch (cmd) { case NICCY_DEBUG: data[0]= 0x38; bcopy((char *)dpr, data+1, sizeof(dpr_type)); break; case NICCY_LOAD: { struct head *head = (struct head *) data; u_char *b = (u_char *) dpr; int len, l, off; x = splhigh(); while (dpr->msg_flg[1]) { error = tsleep((caddr_t) sc, PZERO | PCATCH, "nic1head", 1); if (error != EWOULDBLOCK) { splx(x); return (error); } } mbx = &dpr->dpr_mbx[1]; bzero(mbx, 16); mbx->type = MD_DNL_MOD_REQ | ((u_short) head->typ << 8); mbx->data_len = 12; bcopy(head->nam, mbx->data, 8); *(u_long *) (mbx->data + 8) = head->len; sc->sc_flags = LOAD_HEAD; sc->sc_stat = -1; dpr->msg_flg[1] = 1; make_intr(1, sc); while (sc->sc_flags == LOAD_HEAD) { error = tsleep((caddr_t) sc, PZERO | PCATCH, "nic2head", 1); if (error != EWOULDBLOCK) break; } len= head->d_len; off= 0; b += dpr->buf_ptr[1]; while(len > 0) { while (dpr->msg_flg[1]) { error = tsleep((caddr_t) sc, PZERO | PCATCH, "nic1load", 1); if (error != EWOULDBLOCK) { splx(x); return (error); } } bzero(mbx, 16); mbx->type = MD_DNL_MOD_DATA | ((u_short) head->typ << 8); l= min(len,1024); len-= l; mbx->buf_valid = 1; mbx->more_data = len > 0; mbx->data_len = l; bcopy(head->nam, mbx->data, 8); if(error= copyin(head->data+off, b, l)) { splx(x); return(error); } off+= l; sc->sc_flags = LOAD_DATA; sc->sc_stat = -1; dpr->msg_flg[1] = 3; make_intr(1, sc); } while ((sc->sc_flags == LOAD_DATA) || (dpr->card_state & 0x20)) { error = tsleep((caddr_t) sc, PZERO | PCATCH, "nic2load", 1); if (error != EWOULDBLOCK) break; } if (sc->sc_flags) sc->sc_flags = OPEN; head->status = sc->sc_stat; splx(x); return (0); } case NICCY_SET_CLOCK: x = splhigh(); if (dpr->msg_flg[1]) { splx(x); return (EBUSY); } mbx = &dpr->dpr_mbx[1]; bzero(mbx, 16); mbx->type = MD_SET_CLOCK_REQ; mbx->data_len = 14; bcopy(data, mbx->data, 14); dpr->msg_flg[1] = 1; if (dpr->int_flg_nic & 2) make_intr(1, sc); splx(x); return (0); case NICCY_SPY: x = splhigh(); if (dpr->msg_flg[1]) { splx(x); return (EBUSY); } mbx = &dpr->dpr_mbx[1]; bzero(mbx, 16); mbx->type = MD_MANUFACT_REQ | (18<<8); mbx->data_len = 1; mbx->add_info = MK_APPL(ispy_applnr); /* There are ilegal states. So I use them to toggle */ if((data[0] == 0) && (old_spy == 0)) data[0]= 255; else if(data[0] && old_spy ) data[0]= 0; old_spy= mbx->data[0]= data[0]; dpr->msg_flg[1] = 1; if (dpr->int_flg_nic & 2) make_intr(1, sc); splx(x); return (0); case NICCY_RESET: x = splhigh(); reset_card(sc); while (dpr->card_state & 1) /* self test running */ { error = tsleep((caddr_t) sc, PZERO | PCATCH, "nic: reset", 10); if (error != EWOULDBLOCK) break; } dpr->card_number = sc->sc_unit; dpr->int_flg_pc = 0xff; if (dpr->msg_flg[0]) s_intr(sc); splx(x); return (0); default: error = ENODEV; } return (error); } static void b_intr(int mb, int c, struct nic_softc * sc) { dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[mb]; chan_t *chan = &sc->sc_chan[c]; u_short ap, n, err = 0; u_short pl = mbx->add_info; isdn_ctrl_t *ctrl = &isdn_ctrl[chan->ctrl]; if(((unsigned)(mbx->type >> 8) > 3) || ((pl & 0xff00) == 0xff00)) panic("3008 conflict with 16 bit card\nReconfig your system"); if (dpr->msg_flg[mb+1]) return; /* can happen. Should make no problems */ if (ISBUSY(ap = ctrl->appl)) switch (mbx->type & 0x1f) { case 0: /* SELECT PROT CONF */ err = *(u_short *) mbx->data; if (err) { discon_req(2, sc, pl, 0, err); break; } switch ((mbx->type >> 8) & 3) { case 2:/* SELECT B2 PROTOCOL */ sel_b3_prot_req(sc, mb, pl, &isdn_appl[ap].ncpd); break; case 3:/* SELECT B3 PROTOCOL */ if (IS_DIAL(pl)) con_b3_req(sc, mb, pl); else listen_b3_req(sc, mb, pl); break; } break; case 1: /* LISTEN B3 CONF */ err = *(u_short *) mbx->data; if (err) { discon_req(4, sc, pl, 0, err); break; } con_resp(sc, pl, 0); break; case 2: /* CONNECT B3 CONF */ err = *(u_short *) (mbx->data + 2); n = *(u_short *) mbx->data; if (err) { discon_req(5, sc, pl, 0, err); break; } chan->ncci = n; chan->state = CONNECT; break; case 3: /* CONNECT B3 IND */ n = *(u_short *) mbx->data; chan->ncci = n; chan->state = CONNECT; con_b3_resp(sc, mb, n, 0); break; case 4: /* CONNECT B3 ACTIVE IND */ if (chan->state < IDLE) { chan->state = IDLE; ctrl->o_len = 0; /* * XXX the chan->ctrl arg is very bogus. * Don't just use a cast to "fix" it. */ timeout(isdn_start_out, chan->ctrl, hz / 5); break; } break; case 5: /* DISCONNECT B3 CONF */ chan->state = ISDISCON; err = *(u_short *) (mbx->data + 2); if (err) { discon_req(6, sc, chan->plci, 0, err); break; } break; case 6: /* DISCONNECT B3 IND */ chan->state = ISDISCON; err = *(u_short *) (mbx->data + 2); discon_req(7, sc, chan->plci, 0, err); break; case 8: /* DATA B3 CONF */ err = *(u_short *) (mbx->data + 2); if (err) { ctrl->send_err++; isdn_appl[ap].send_err++; } ctrl->o_len = 0; chan->state= IDLE; isdn_start_out(chan->ctrl); break; case 9: /* DATA B3 IND */ { u_char *b = (u_char *) dpr; b += dpr->buf_ptr[mb]; if (mbx->more_data) { chan->morenr= mbx->data[4]; if(chan->i_len) { chan->i_len= 0; break; } bcopy(b, &chan->i_buf[chan->i_len], mbx->data_len); chan->i_len = mbx->data_len; break; } /* mbx->more_data == 0 */ if (chan->i_len) { int l; if(chan->morenr != mbx->data[4]) break; if ((l = chan->i_len + mbx->data_len) <= 2048) { bcopy(b, &chan->i_buf[chan->i_len], mbx->data_len); if(isdn_input(ap, l, chan->i_buf, ctrl->islisten)) ctrl->lastact = time.tv_sec; } chan->i_len = 0; break; } /* chan->i_len == 0 && mbx->more_data == 0 */ if(isdn_input(ap, mbx->data_len, b, ctrl->islisten)) ctrl->lastact = time.tv_sec; break; } break; default: badstate(mbx,1,mb,dpr); } /* else badstate(mbx,2,mb,dpr); */ reset_req(sc, mb,1); } static void d_intr(struct nic_softc * sc) { dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[2]; chan_t *chan; u_short ap, c, pl, err = 0; isdn_ctrl_t *ctrl; isdn_appl_t *appl; if (dpr->msg_flg[3]) return; /* should not happen. might make problems */ /* but there should be another intr., so what? */ pl = mbx->add_info; if ((c = CHAN(pl)) < 2) { chan = &sc->sc_chan[c]; ctrl = &isdn_ctrl[chan->ctrl]; } else { c = 0xffff; chan = NULL; ctrl = NULL; } ap= APPL(pl); if(ctrl && (ctrl->appl & 0xC0) == 0) appl= &isdn_appl[ctrl->appl]; else if(ap < 0x30) appl = &isdn_appl[ap]; else if(ap < 0x40) appl = NULL; else { reset_req(sc, 2,2); return; } switch (mbx->type & 0x1f) { case 0: /* CONNECT CONF */ err = *(u_short *) mbx->data; if(err || (appl == NULL) || (chan == NULL) || (ctrl == NULL)) { if(chan) reset_plci(1, chan, pl); if(appl) appl->state= 0; break; } if (ISBUSY(ctrl->appl)) { discon_req(8, sc, pl, 0, 0); break; } chan->plci = pl; chan->msg_nr= 0; chan->ncci = -1; ctrl->lastact = time.tv_sec; ctrl->appl = ap; appl->ctrl = chan->ctrl; ctrl->islisten= 0; chan->state = DIAL; appl->state = 3; break; case 1: /* CONNECT IND */ if (ISBUSY(ctrl->appl)) { discon_req(9, sc, pl, 0, 0); break; } chan->plci = pl; chan->msg_nr= 0; chan->ncci = -1; ctrl->lastact = time.tv_sec; ctrl->appl = 0x7f; ctrl->islisten= 1; chan->state = CALLED; mbx->data[mbx->data[3] + 4] = 0; isdn_accept_con_ind(ap, chan->ctrl, mbx->data[0], mbx->data[1] ,mbx->data[2], mbx->data[3], (char *) &mbx->data[4]); break; case 2: /* CONNECT ACTIVE IND */ con_act_resp(sc, pl); if (IS_LISTEN(pl)) { isdn_conn_ind(ctrl->appl,chan->ctrl,0); break; } isdn_conn_ind(APPL(pl),chan->ctrl,1); chan->state = CONNECT; ctrl->appl = ap; appl->ctrl = chan->ctrl; break; case 3: /* DISCONNECT CONF */ reset_plci(2, chan, pl); break; case 4: /* DISCONNECT IND */ discon_resp(sc, reset_plci(3, chan, pl)); break; case 7: /* LISTEN CONF */ isdn_state = *(u_short *) mbx->data; break; case 10: /* INFO IND */ isdn_info(ap,*(u_short *)mbx->data, mbx->data[2], mbx->data+3); inf_resp(sc, pl); break; default: badstate(mbx,3,2,dpr); } reset_req(sc, 2,2); } static void s_intr(struct nic_softc * sc) { dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[0]; mbx_type *smbx = &dpr->dpr_mbx[1]; if (dpr->msg_flg[1]) return; /* should not happen. might make problems */ /* but there should be another intr., so what? */ bzero(smbx, 16); switch (mbx->type & 0x1f) { case 0: /* INIT CONF */ break; case 1: /* INIT IND */ smbx->type = mbx->type + 0x20; dpr->msg_flg[1] = 1; make_intr(1, sc); break; case 4: /* DNL MOD CONF */ sc->sc_stat = mbx->data[0]; if (sc->sc_flags) sc->sc_flags = OPEN; break; case 6: /* DNL MOD IND */ smbx->type = mbx->type + 0x20; smbx->data_len = 1; smbx->data[0] = mbx->data[1]; sc->sc_stat = mbx->data[0]; if (sc->sc_flags) sc->sc_flags = OPEN; dpr->msg_flg[1] = 1; make_intr(1, sc); break; case 0x0e: /* SET CLOCK CONF */ dpr->watchdog_cnt = 0xFF; dpr->int_flg_pc = 0xFF; dpr->api_active = 1; break; case 0x15: /* POLL IND */ dpr->watchdog_cnt = 0xFF; dpr->int_flg_pc = 0xFF; dpr->api_active = 1; smbx->type = mbx->type + 0x20; dpr->msg_flg[1] = 1; make_intr(1, sc); break; case 0x1e: /* MANUFACT CONF */ if(((mbx->type >> 8) == 18 ) && (*mbx->data == 0)) /* LISTEN */ break; badstate(mbx,4,0,dpr); break; case 0x1f: /* MANUFACT IND */ if((mbx->type >> 8) == 19 ) /* DATA */ { u_char *b = (u_char *) dpr; b += dpr->buf_ptr[0]; isdn_input(ispy_applnr, mbx->data_len, b, 0); smbx->type = mbx->type + 0x20; dpr->msg_flg[1] = 1; make_intr(1, sc); break; } default: badstate(mbx,5,0,dpr); } reset_req(sc, 0, 3); } static void bs_intr(int mb, int c, struct nic_softc * sc) { chan_t *chan = &sc->sc_chan[c]; isdn_ctrl_t *ctrl = &isdn_ctrl[chan->ctrl]; if (chan->state == ACTIVE) { if (chan->more) { dpr_type *dpr = sc->sc_dpr; mbx_type *mbx = &dpr->dpr_mbx[mb]; u_char *b = (u_char *) dpr; bzero(mbx, 20); mbx->type = BD_DATA_B3_REQ; if (mb == 7) mbx->type |= 0x40; *(u_short *) mbx->data = chan->ncci; mbx->data[4] = chan->msg_nr; b += dpr->buf_ptr[mb]; mbx->data_len = chan->more; bcopy(chan->more_b, b, chan->more); chan->more = 0; ctrl->o_len = -1; dpr->msg_flg[mb] = 3; make_intr(mb, sc); ctrl->lastact = time.tv_sec; return; } bsintr &= ~(1 << c); } } void nicintr(int unit) { register struct nic_softc *sc = &nic_sc[unit]; dpr_type *dpr = sc->sc_dpr; if (dpr->msg_flg[2]) d_intr(sc); if (dpr->msg_flg[0]) s_intr(sc); if (dpr->msg_flg[6]) b_intr(6, 1, sc); if (dpr->msg_flg[4]) b_intr(4, 0, sc); if (bsintr) { if (dpr->msg_flg[7] == 0) bs_intr(7, 1, sc); if (dpr->msg_flg[5] == 0) bs_intr(5, 0, sc); } } static nic_devsw_installed = 0; static void nic_drvinit(void *unused) { dev_t dev; if( ! nic_devsw_installed ) { dev = makedev(CDEV_MAJOR ,0); cdevsw_add(&dev,&nic_cdevsw, NULL); nic_devsw_installed = 1; } } SYSINIT(nicdev,SI_SUB_DRIVERS,SI_ORDER_MIDDLE+CDEV_MAJOR,nic_drvinit,NULL) #endif /* NNIC > 0 */