PDP11: XQ Device is now bootable on a Qbus PDP11 simulator. The ROM based Citizenship tests now pass.
Separate boot ROMs are available for each of the DEQNA, DELQA and DELQA-T devices being simulated. DEQNA-Lock mode has been added to the DELQA and DELQA-T simulations.
This commit is contained in:
Mark Pizzolato
parent
600d6f5962
commit
f3626690b7
4 changed files with 1354 additions and 527 deletions
496
PDP11/pdp11_xq.c
496
PDP11/pdp11_xq.c
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@ -273,6 +273,8 @@ t_stat xq_show_type (FILE* st, UNIT* uptr, int32 val, void* desc);
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t_stat xq_set_type (UNIT* uptr, int32 val, char* cptr, void* desc);
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t_stat xq_show_sanity (FILE* st, UNIT* uptr, int32 val, void* desc);
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t_stat xq_set_sanity (UNIT* uptr, int32 val, char* cptr, void* desc);
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t_stat xq_show_lockmode (FILE* st, UNIT* uptr, int32 val, void* desc);
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t_stat xq_set_lockmode (UNIT* uptr, int32 val, char* cptr, void* desc);
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t_stat xq_show_poll (FILE* st, UNIT* uptr, int32 val, void* desc);
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t_stat xq_set_poll (UNIT* uptr, int32 val, char* cptr, void* desc);
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t_stat xq_show_leds (FILE* st, UNIT* uptr, int32 val, void* desc);
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@ -296,6 +298,8 @@ void xq_setint (CTLR* xq);
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void xq_clrint (CTLR* xq);
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int32 xq_int (void);
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void xq_csr_set_clr(CTLR* xq, uint16 set_bits, uint16 clear_bits);
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void xq_show_debug_bdl(CTLR* xq, uint32 bdl_ba);
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t_stat xq_boot (int32 unitno, DEVICE *dptr);
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t_stat xq_help (FILE *st, DEVICE *dptr, UNIT *uptr, int32 flag, char *cptr);
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char *xq_description (DEVICE *dptr);
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@ -307,7 +311,8 @@ struct xq_device xqa = {
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XQ_T_DELQA, /* mode */
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XQ_SERVICE_INTERVAL, /* poll */
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0, 0, /* coalesce */
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{0} /* sanity */
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{0}, /* sanity */
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0 /* DEQNA-Lock mode */
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};
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struct xq_device xqb = {
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@ -318,7 +323,8 @@ struct xq_device xqb = {
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XQ_T_DELQA, /* mode */
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XQ_SERVICE_INTERVAL, /* poll */
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0, 0, /* coalesce */
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{0} /* sanity */
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{0}, /* sanity */
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0 /* DEQNA-Lock mode */
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};
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/* SIMH device structures */
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@ -477,9 +483,11 @@ MTAB xq_mod[] = {
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{ MTAB_XTD|MTAB_VDV, 0, "POLL", "POLL={DEFAULT|DISABLED|4..2500}",
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&xq_set_poll, &xq_show_poll, NULL, "Display the current polling mode" },
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#endif
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{ MTAB_XTD|MTAB_VDV|MTAB_NMO|MTAB_VALR, 0, "SANITY", "SANITY={ON|OFF}",
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{ MTAB_XTD|MTAB_VDV|MTAB_VALR, 0, "SANITY", "SANITY={ON|OFF}",
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&xq_set_sanity, &xq_show_sanity, NULL, "Sanity timer" },
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{ MTAB_XTD|MTAB_VDV|MTAB_NMO , 0, "LEDS", NULL,
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{ MTAB_XTD|MTAB_VDV|MTAB_VALR, 0, "DEQNALOCK", "DEQNALOCK={ON|OFF}",
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&xq_set_lockmode, &xq_show_lockmode, NULL, "DEQNA-Lock mode" },
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{ MTAB_XTD|MTAB_VDV, 0, "LEDS", NULL,
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NULL, &xq_show_leds, NULL, "Display status LEDs" },
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{ 0 },
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};
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@ -502,7 +510,7 @@ DEVICE xq_dev = {
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"XQ", xqa_unit, xqa_reg, xq_mod,
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2, XQ_RDX, 11, 1, XQ_RDX, 16,
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&xq_ex, &xq_dep, &xq_reset,
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NULL, &xq_attach, &xq_detach,
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&xq_boot, &xq_attach, &xq_detach,
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&xqa_dib, DEV_DISABLE | DEV_QBUS | DEV_DEBUG | DEV_ETHER,
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0, xq_debug, NULL, NULL, &xq_help, NULL, NULL,
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&xq_description
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@ -512,7 +520,7 @@ DEVICE xqb_dev = {
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"XQB", xqb_unit, xqb_reg, xq_mod,
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2, XQ_RDX, 11, 1, XQ_RDX, 16,
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&xq_ex, &xq_dep, &xq_reset,
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NULL, &xq_attach, &xq_detach,
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&xq_boot, &xq_attach, &xq_detach,
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&xqb_dib, DEV_DISABLE | DEV_DIS | DEV_QBUS | DEV_DEBUG | DEV_ETHER,
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0, xq_debug, NULL, NULL, NULL, NULL, NULL,
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&xq_description
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@ -585,8 +593,19 @@ t_stat xq_ex (t_value* vptr, t_addr addr, UNIT* uptr, int32 sw)
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{
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/* on PDP-11, allow EX command to look at bootrom */
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#ifdef VM_PDP11
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if (addr <= sizeof(xq_bootrom)/2)
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*vptr = xq_bootrom[addr];
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CTLR* xq = xq_unit2ctlr(uptr);
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uint16 *bootrom;
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if (xq->var->type == XQ_T_DEQNA)
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bootrom = xq_bootrom_deqna;
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else
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if (xq->var->type == XQ_T_DELQA)
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bootrom = xq_bootrom_delqa;
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else
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if (xq->var->type == XQ_T_DELQA_PLUS)
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bootrom = xq_bootrom_delqat;
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if (addr <= sizeof(xq_bootrom_delqa)/2)
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*vptr = bootrom[addr];
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else
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*vptr = 0;
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return SCPE_OK;
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@ -810,11 +829,7 @@ t_stat xq_show_sanity (FILE* st, UNIT* uptr, int32 val, void* desc)
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{
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CTLR* xq = xq_unit2ctlr(uptr);
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fprintf(st, "sanity=");
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switch (xq->var->sanity.enabled) {
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case 2: fprintf(st, "ON\n"); break;
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default: fprintf(st, "OFF\n"); break;
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}
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fprintf(st, "sanity=%s", (xq->var->sanity.enabled == 2) ? "ON" : "OFF");
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return SCPE_OK;
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}
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@ -832,11 +847,36 @@ t_stat xq_set_sanity (UNIT* uptr, int32 val, char* cptr, void* desc)
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return SCPE_OK;
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}
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t_stat xq_show_lockmode (FILE* st, UNIT* uptr, int32 val, void* desc)
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{
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CTLR* xq = xq_unit2ctlr(uptr);
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if (xq->var->type == XQ_T_DEQNA) return SCPE_NOFNC;
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fprintf(st, "DEQNALock=%s", (xq->var->lockmode) ? "ON" : "OFF");
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return SCPE_OK;
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}
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t_stat xq_set_lockmode (UNIT* uptr, int32 val, char* cptr, void* desc)
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{
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CTLR* xq = xq_unit2ctlr(uptr);
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if (!cptr) return SCPE_IERR;
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if (uptr->flags & UNIT_ATT) return SCPE_ALATT;
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if (xq->var->type == XQ_T_DEQNA) return SCPE_NOFNC;
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/* this assumes that the parameter has already been upcased */
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if (!strcmp(cptr, "ON")) xq->var->lockmode = 1;
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else if (!strcmp(cptr, "OFF")) xq->var->lockmode = 0;
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else return SCPE_ARG;
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xq->var->mode = (xq->var->lockmode ? XQ_T_DEQNA : XQ_T_DELQA);
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return SCPE_OK;
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}
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t_stat xq_show_leds (FILE* st, UNIT* uptr, int32 val, void* desc)
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{
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CTLR* xq = xq_unit2ctlr(uptr);
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fprintf(st, "leds=(%s,%s,%s)\n", xq->var->setup.l1 ? "ON" : "OFF",
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fprintf(st, "leds=(%s,%s,%s)", xq->var->setup.l1 ? "ON" : "OFF",
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xq->var->setup.l2 ? "ON" : "OFF",
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xq->var->setup.l3 ? "ON" : "OFF");
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return SCPE_OK;
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@ -923,12 +963,14 @@ t_stat xq_rd(int32* data, int32 PA, int32 access)
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*data = 0xFF00 | xq->var->mac_checksum[index];
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else
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*data = 0xFF00 | xq->var->mac[index];
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sim_debug(DBG_REG, xq->dev, " data=0x%X\n", *data);
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break;
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case 2:
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case 3:
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case 4:
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case 5:
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*data = 0xFF00 | xq->var->mac[index];
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sim_debug(DBG_REG, xq->dev, " data=0x%X\n", *data);
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break;
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case 6:
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if (xq->var->mode != XQ_T_DELQA_PLUS) {
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@ -936,7 +978,7 @@ t_stat xq_rd(int32* data, int32 PA, int32 access)
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sim_debug (DBG_VAR, xq->dev, ", vec = 0%o\n", (xq->var->var & XQ_VEC_IV));
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*data = xq->var->var;
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} else {
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sim_debug_bits(DBG_VAR, xq->dev, xq_srr_bits, xq->var->srr, xq->var->srr, 0);
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sim_debug_bits(DBG_VAR, xq->dev, xq_srr_bits, xq->var->srr, xq->var->srr, 1);
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*data = xq->var->srr;
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}
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break;
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@ -965,30 +1007,39 @@ t_stat xq_process_rbdl(CTLR* xq)
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sim_debug(DBG_TRC, xq->dev, "xq_process_rdbl\n");
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if (xq->var->csr & XQ_CSR_RL)
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return SCPE_OK;
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/* process buffer descriptors */
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while(1) {
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/* DEQNA stops processing if nothing in read queue while loading boot code */
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if ((xq->var->type == XQ_T_DEQNA) && (!xq->var->ReadQ.count) && (xq->var->csr & XQ_CSR_BD)) break;
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/* get receive bdl from memory */
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xq->var->rbdl_buf[0] = 0xFFFF;
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wstatus = Map_WriteW(xq->var->rbdl_ba, 2, &xq->var->rbdl_buf[0]);
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rstatus = Map_ReadW (xq->var->rbdl_ba + 2, 6, &xq->var->rbdl_buf[1]);
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if (rstatus || wstatus) return xq_nxm_error(xq);
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/* DEQNA stops normal processing if nothing in read queue */
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if ((xq->var->type == XQ_T_DEQNA) && (!xq->var->ReadQ.count)) break;
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/* invalid buffer? */
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if (~xq->var->rbdl_buf[1] & XQ_DSC_V) {
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xq_csr_set_clr(xq, XQ_CSR_RL, 0);
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return SCPE_OK;
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}
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/* DELQA stops processing if nothing in read queue */
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if (!xq->var->ReadQ.count) break;
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/* explicit chain buffer? */
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if (xq->var->rbdl_buf[1] & XQ_DSC_C) {
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xq->var->rbdl_ba = ((xq->var->rbdl_buf[1] & 0x3F) << 16) | xq->var->rbdl_buf[2];
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continue;
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}
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/* stop processing if nothing in read queue */
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if (!xq->var->ReadQ.count) break;
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/* get status words */
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rstatus = Map_ReadW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
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if (rstatus) return xq_nxm_error(xq);
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@ -999,7 +1050,10 @@ t_stat xq_process_rbdl(CTLR* xq)
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/* decode buffer length - two's complement (in words) */
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w_length = ~xq->var->rbdl_buf[3] + 1;
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b_length = w_length * 2;
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if (xq->var->rbdl_buf[1] & XQ_DSC_H) b_length -= 1;
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if (xq->var->rbdl_buf[1] & XQ_DSC_H) {
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b_length -= 1;
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address += 1;
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}
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if (xq->var->rbdl_buf[1] & XQ_DSC_L) b_length -= 1;
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item = &xq->var->ReadQ.item[xq->var->ReadQ.head];
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@ -1012,13 +1066,13 @@ t_stat xq_process_rbdl(CTLR* xq)
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if (item->packet.used) {
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int used = item->packet.used;
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rbl -= used;
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rbuf = &item->packet.msg[used];
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rbuf = &rbuf[used];
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} else {
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/* there should be no need to adjust runt packets
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the physical layer (sim_ether) won't deliver any short packets
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via eth_read, so the only short packets which get here are loopback
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packets sent by the host diagnostics */
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if ((item->type != 1) && (rbl < ETH_MIN_PACKET)) {
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packets sent by the host diagnostics (OR short setup packets) */
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if ((item->type == 2) && (rbl < ETH_MIN_PACKET)) {
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xq->var->stats.runt += 1;
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sim_debug(DBG_WRN, xq->dev, "Runt detected, size = %d\n", rbl);
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/* pad runts with zeros up to minimum size - this allows "legal" (size - 60)
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@ -1027,8 +1081,8 @@ t_stat xq_process_rbdl(CTLR* xq)
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rbl = ETH_MIN_PACKET;
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};
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/* adjust oversized packets */
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if (rbl > ETH_FRAME_SIZE) {
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/* adjust oversized non-loopback packets */
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if ((item->type != 1) && (rbl > ETH_FRAME_SIZE)) {
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xq->var->stats.giant += 1;
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sim_debug(DBG_WRN, xq->dev, "Giant detected, size=%d\n", rbl);
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/* trim giants down to maximum size - no documentation on how to handle the data loss */
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@ -1056,11 +1110,25 @@ t_stat xq_process_rbdl(CTLR* xq)
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case 0: /* setup packet */
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xq->var->stats.setup += 1;
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xq->var->rbdl_buf[4] = 0x2700; /* set esetup and RBL 10:8 */
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if (xq->var->type == XQ_T_DEQNA) { /* Strange DEQNA behavior */
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uint16 qdtc_chip_extra = 0xC000;
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if (b_length <= rbl + 2) {
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wstatus = Map_WriteW(address + rbl, 2, &qdtc_chip_extra);
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if (wstatus) return xq_nxm_error(xq);
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}
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}
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break;
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case 1: /* loopback packet */
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xq->var->stats.loop += 1;
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xq->var->rbdl_buf[4] = 0x2000; /* loopback flag */
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xq->var->rbdl_buf[4] = XQ_RST_LASTNOERR;
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if (xq->var->type == XQ_T_DEQNA)
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xq->var->rbdl_buf[4] |= ((rbl < ETH_MIN_PACKET) ? ((xq->var->csr & XQ_CSR_RE) ? XQ_RST_RUNT : 0) : 0);
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else
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xq->var->rbdl_buf[4] |= ((rbl < ETH_MIN_PACKET) ? ((xq->var->csr & XQ_CSR_RE) ? ((0 != memcmp(&xq->var->setup.macs[0], rbuf, 6)) ? XQ_RST_RUNT : 0) : 0) : 0);
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xq->var->rbdl_buf[4] |= (rbl & 0x0700); /* high bits of rbl */
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if (xq->var->csr & XQ_CSR_EL)
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xq->var->rbdl_buf[4] |= XQ_RST_ESETUP;/* loopback flag */
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break;
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case 2: /* normal packet */
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rbl -= 60; /* keeps max packet size in 11 bits */
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@ -1069,16 +1137,19 @@ t_stat xq_process_rbdl(CTLR* xq)
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break;
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}
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if (item->packet.used < item->packet.len)
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xq->var->rbdl_buf[4] |= 0xC000; /* not last segment */
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xq->var->rbdl_buf[4] |= XQ_RST_LASTNOT; /* not last segment */
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xq->var->rbdl_buf[5] = ((rbl & 0x00FF) << 8) | (rbl & 0x00FF);
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if (xq->var->ReadQ.loss) {
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sim_debug(DBG_WRN, xq->dev, "ReadQ overflow!\n");
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xq->var->rbdl_buf[4] |= 0x0001; /* set overflow bit */
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xq->var->rbdl_buf[4] |= XQ_RST_OVERFLOW; /* set overflow bit */
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xq->var->stats.dropped += xq->var->ReadQ.loss;
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xq->var->ReadQ.loss = 0; /* reset loss counter */
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}
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if ((rbl + ((item->type == 2) ? 60 : 0)) > ETH_MAX_PACKET)
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xq->var->rbdl_buf[4] |= 0x4000; /* set Error bit (LONG) */
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if (((~xq->var->csr & XQ_CSR_EL) &&
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((rbl + ((item->type == 2) ? 60 : 0)) > ETH_MAX_PACKET)) ||
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((xq->var->csr & XQ_CSR_EL) && (item->type == 1) &&
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(rbl >= XQ_LONG_PACKET)))
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xq->var->rbdl_buf[4] |= XQ_RST_LASTERR; /* set Error bit (LONG) */
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/* update read status words*/
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wstatus = Map_WriteW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
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@ -1087,11 +1158,12 @@ t_stat xq_process_rbdl(CTLR* xq)
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sim_debug(DBG_TRC, xq->dev, "xq_process_rdbl(bd=0x%X, addr=0x%X, size=0x%X, len=0x%X, st1=0x%04X, st2=0x%04X)\n", xq->var->rbdl_ba, address, b_length, rbl + ((item->type == 2) ? 60 : 0), xq->var->rbdl_buf[4], xq->var->rbdl_buf[5]);
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/* remove packet from queue */
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if (item->packet.used >= item->packet.len)
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if (item->packet.used >= item->packet.len) {
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ethq_remove(&xq->var->ReadQ);
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/* mark transmission complete */
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/* signal reception complete */
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xq_csr_set_clr(xq, XQ_CSR_RI, 0);
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}
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/* set to next bdl (implicit chain) */
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xq->var->rbdl_ba += 12;
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@ -1176,8 +1248,11 @@ t_stat xq_process_setup(CTLR* xq)
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memset(xq->var->setup.macs, '\0', sizeof(xq->var->setup.macs));
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for (i = 0; i < 7; i++)
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for (j = 0; j < 6; j++) {
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if ((uint32)((i + 01) + (j * 8)) >= xq->var->write_buffer.len)
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continue;
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xq->var->setup.macs[i] [j] = xq->var->write_buffer.msg[(i + 01) + (j * 8)];
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if (xq->var->write_buffer.len > 112)
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if ((uint32)((i + 0101) + (j * 8)) >= xq->var->write_buffer.len)
|
||||
continue;
|
||||
xq->var->setup.macs[i+7][j] = xq->var->write_buffer.msg[(i + 0101) + (j * 8)];
|
||||
}
|
||||
|
||||
|
|
@ -1283,7 +1358,7 @@ t_stat xq_process_setup(CTLR* xq)
|
|||
t_stat xq_process_xbdl(CTLR* xq)
|
||||
{
|
||||
const uint16 implicit_chain_status[2] = {XQ_DSC_V | XQ_DSC_C, 1};
|
||||
const uint16 write_success[2] = {0, 1 /*Non-Zero TDR*/};
|
||||
uint16 write_success[2] = {0x2000 /* Bit 13 Always Set */, 1 /*Non-Zero TDR*/};
|
||||
uint16 b_length, w_length;
|
||||
int32 rstatus, wstatus;
|
||||
uint32 address;
|
||||
|
|
@ -1305,6 +1380,16 @@ t_stat xq_process_xbdl(CTLR* xq)
|
|||
wstatus = Map_WriteW(xq->var->xbdl_ba, 2, &xq->var->xbdl_buf[0]);
|
||||
if (rstatus || wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* compute host memory address */
|
||||
address = ((xq->var->xbdl_buf[1] & 0x3F) << 16) | xq->var->xbdl_buf[2];
|
||||
|
||||
/* explicit chain buffer? */
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_C) {
|
||||
xq->var->xbdl_ba = address;
|
||||
sim_debug(DBG_WRN, xq->dev, "XBDL chaining to buffer descriptor at: 0x%X\n", address);
|
||||
continue;
|
||||
}
|
||||
|
||||
/* invalid buffer? */
|
||||
if (~xq->var->xbdl_buf[1] & XQ_DSC_V) {
|
||||
xq_csr_set_clr(xq, XQ_CSR_XL, 0);
|
||||
|
|
@ -1312,21 +1397,14 @@ t_stat xq_process_xbdl(CTLR* xq)
|
|||
return SCPE_OK;
|
||||
}
|
||||
|
||||
/* compute host memory address */
|
||||
address = ((xq->var->xbdl_buf[1] & 0x3F) << 16) | xq->var->xbdl_buf[2];
|
||||
|
||||
/* decode buffer length - two's complement (in words) */
|
||||
w_length = ~xq->var->xbdl_buf[3] + 1;
|
||||
b_length = w_length * 2;
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_H) b_length -= 1;
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_L) b_length -= 1;
|
||||
|
||||
/* explicit chain buffer? */
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_C) {
|
||||
xq->var->xbdl_ba = address;
|
||||
sim_debug(DBG_WRN, xq->dev, "XBDL chained buffer encountered: %d\n", b_length);
|
||||
continue;
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_H) {
|
||||
b_length -= 1;
|
||||
address += 1;
|
||||
}
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_L) b_length -= 1;
|
||||
|
||||
/* add to transmit buffer, making sure it's not too big */
|
||||
if ((xq->var->write_buffer.len + b_length) > sizeof(xq->var->write_buffer.msg)) {
|
||||
|
|
@ -1340,18 +1418,19 @@ t_stat xq_process_xbdl(CTLR* xq)
|
|||
|
||||
/* end of message? */
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_E) {
|
||||
if (((~xq->var->csr & XQ_CSR_RE) && ((~xq->var->csr & XQ_CSR_IL) || (xq->var->csr & XQ_CSR_EL))) || /* loopback */
|
||||
if (((~xq->var->csr & XQ_CSR_IL) || (xq->var->csr & XQ_CSR_EL)) || /* loopback */
|
||||
(xq->var->xbdl_buf[1] & XQ_DSC_S)) { /* or setup packet (forces loopback regardless of state) */
|
||||
if (xq->var->xbdl_buf[1] & XQ_DSC_S) { /* setup packet */
|
||||
status = xq_process_setup(xq);
|
||||
|
||||
/* put packet in read buffer */
|
||||
ethq_insert (&xq->var->ReadQ, 0, &xq->var->write_buffer, status);
|
||||
ethq_insert (&xq->var->ReadQ, 0, &xq->var->write_buffer, status);/* put packet in read buffer */
|
||||
} else { /* loopback */
|
||||
/* put packet in read buffer */
|
||||
if (((~xq->var->csr & XQ_CSR_RL) && /* If a buffer descriptor list is good */
|
||||
(xq->var->rbdl_buf[1] & XQ_DSC_V)) || /* AND the descriptor is valid */
|
||||
(xq->var->csr & XQ_CSR_EL)) /* OR External Loopback */
|
||||
ethq_insert (&xq->var->ReadQ, 1, &xq->var->write_buffer, 0);
|
||||
if ((DBG_PCK & xq->dev->dctrl) && xq->var->etherface)
|
||||
eth_packet_trace_ex(xq->var->etherface, xq->var->write_buffer.msg, xq->var->write_buffer.len, "xq-write-loopback", DBG_DAT & xq->dev->dctrl, DBG_PCK);
|
||||
write_success[0] |= XQ_XMT_FAIL;
|
||||
}
|
||||
|
||||
/* update write status */
|
||||
|
|
@ -1366,7 +1445,7 @@ t_stat xq_process_xbdl(CTLR* xq)
|
|||
/* reset sanity timer */
|
||||
xq_reset_santmr(xq);
|
||||
|
||||
/* mark transmission complete */
|
||||
/* signal transmission complete */
|
||||
xq_csr_set_clr(xq, XQ_CSR_XI, 0);
|
||||
|
||||
/* now trigger "read" of setup or loopback packet */
|
||||
|
|
@ -1388,7 +1467,7 @@ t_stat xq_process_xbdl(CTLR* xq)
|
|||
|
||||
} else { /* not at end-of-message */
|
||||
|
||||
sim_debug(DBG_WRN, xq->dev, "XBDL processing implicit chain buffer segment\n");
|
||||
sim_debug(DBG_WRN, xq->dev, "XBDL implicitly chaining to buffer descriptor at: 0x%X\n", xq->var->xbdl_ba+12);
|
||||
/* update bdl status words */
|
||||
wstatus = Map_WriteW(xq->var->xbdl_ba + 8, 4, (uint16*) implicit_chain_status);
|
||||
if(wstatus) return xq_nxm_error(xq);
|
||||
|
|
@ -1407,38 +1486,44 @@ void xq_show_debug_bdl(CTLR* xq, uint32 bdl_ba)
|
|||
uint32 address, initial_bdl_ba = bdl_ba;
|
||||
int32 rstatus;
|
||||
|
||||
if ((!sim_deb) || (!(xq->dev->dctrl & DBG_TRC)))/* Do nothing if not debugging */
|
||||
return;
|
||||
|
||||
sim_debug(DBG_TRC, xq->dev, " Descriptor list at: 0x%X\n", bdl_ba);
|
||||
|
||||
while (1) {
|
||||
|
||||
/* get the beginning of the buffer descriptor */
|
||||
rstatus = Map_ReadW (bdl_ba, 4, &bdl_buf[0]);
|
||||
rstatus = Map_ReadW (bdl_ba, 6, &bdl_buf[0]);
|
||||
if (rstatus) return;
|
||||
|
||||
/* explicit chain buffer? */
|
||||
if (bdl_buf[1] & XQ_DSC_C) {
|
||||
sim_debug(DBG_TRC, xq->dev, " descriptor=0x%X, flags=0x%04X, bits=0x%04X, chain=0x%X\n", bdl_ba, bdl_buf[0], bdl_buf[1] & 0xFFC0, ((bdl_buf[1] & 0x3F) << 16) | bdl_buf[2]);
|
||||
bdl_ba = ((bdl_buf[1] & 0x3F) << 16) | bdl_buf[2];
|
||||
if (initial_bdl_ba == bdl_ba)
|
||||
break;
|
||||
continue;
|
||||
}
|
||||
|
||||
/* invalid buffer? */
|
||||
if (~bdl_buf[1] & XQ_DSC_V)
|
||||
break;
|
||||
|
||||
/* get the rest of the buffer descriptor */
|
||||
rstatus = Map_ReadW (bdl_ba + 4, 8, &bdl_buf[2]);
|
||||
rstatus = Map_ReadW (bdl_ba + 6, 6, &bdl_buf[3]);
|
||||
if (rstatus) return;
|
||||
|
||||
/* explicit chain buffer? */
|
||||
if (bdl_buf[1] & XQ_DSC_C) {
|
||||
sim_debug(DBG_TRC, xq->dev, " descriptor=0x%X, flags=0x%04X, chain=0x%X\n", bdl_ba, bdl_buf[0], ((bdl_buf[1] & 0x3F) << 16) | bdl_buf[2]);
|
||||
bdl_ba = ((bdl_buf[1] & 0x3F) << 16) | bdl_buf[2];
|
||||
if (initial_bdl_ba == bdl_ba)
|
||||
break;
|
||||
continue;
|
||||
}
|
||||
|
||||
/* get host memory address */
|
||||
address = ((bdl_buf[1] & 0x3F) << 16) | bdl_buf[2];
|
||||
|
||||
/* decode buffer length - two's complement (in words) */
|
||||
w_length = ~bdl_buf[3] + 1;
|
||||
b_length = w_length * 2;
|
||||
if (bdl_buf[1] & XQ_DSC_H) b_length -= 1;
|
||||
if (bdl_buf[1] & XQ_DSC_H) {
|
||||
b_length -= 1;
|
||||
address += 1;
|
||||
}
|
||||
if (bdl_buf[1] & XQ_DSC_L) b_length -= 1;
|
||||
|
||||
sim_debug(DBG_TRC, xq->dev, " descriptor=0x%X, flags=0x%04X, bits=0x%04X, addr=0x%X, len=0x%X, st1=0x%04X, st2=0x%04X\n",
|
||||
|
|
@ -1446,6 +1531,8 @@ void xq_show_debug_bdl(CTLR* xq, uint32 bdl_ba)
|
|||
|
||||
bdl_ba += 12;
|
||||
}
|
||||
|
||||
sim_debug(DBG_TRC, xq->dev, " descriptor=0x%X, flags=0x%04X, bits=0x%04X\n", bdl_ba, bdl_buf[0], bdl_buf[1] & 0xFFC0);
|
||||
}
|
||||
|
||||
t_stat xq_dispatch_rbdl(CTLR* xq)
|
||||
|
|
@ -1465,6 +1552,9 @@ t_stat xq_dispatch_rbdl(CTLR* xq)
|
|||
/* get address of first receive buffer */
|
||||
xq->var->rbdl_ba = ((xq->var->rbdl[1] & 0x3F) << 16) | (xq->var->rbdl[0] & ~01);
|
||||
|
||||
/* When debugging, walk and display the buffer descriptor list */
|
||||
xq_show_debug_bdl(xq, xq->var->rbdl_ba);
|
||||
|
||||
/* get first receive buffer */
|
||||
xq->var->rbdl_buf[0] = 0xFFFF;
|
||||
wstatus = Map_WriteW(xq->var->rbdl_ba, 2, &xq->var->rbdl_buf[0]);
|
||||
|
|
@ -1477,9 +1567,6 @@ t_stat xq_dispatch_rbdl(CTLR* xq)
|
|||
return SCPE_OK;
|
||||
}
|
||||
|
||||
/* When debugging, walk and display the buffer descriptor list */
|
||||
xq_show_debug_bdl(xq, xq->var->rbdl_ba);
|
||||
|
||||
/* process any waiting packets in receive queue */
|
||||
if (xq->var->ReadQ.count)
|
||||
xq_process_rbdl(xq);
|
||||
|
|
@ -1580,8 +1667,8 @@ t_stat xq_process_turbo_rbdl(CTLR* xq)
|
|||
rbl = ETH_MIN_PACKET;
|
||||
};
|
||||
|
||||
/* adjust oversized packets */
|
||||
if (rbl > ETH_FRAME_SIZE) {
|
||||
/* adjust oversized non-loopback packets */
|
||||
if ((item->type != 1) && (rbl > ETH_FRAME_SIZE)) {
|
||||
xq->var->stats.giant += 1;
|
||||
sim_debug(DBG_WRN, xq->dev, "Giant detected, size=%d\n", rbl);
|
||||
/* trim giants down to maximum size - no documentation on how to handle the data loss */
|
||||
|
|
@ -1961,7 +2048,7 @@ void xq_sw_reset(CTLR* xq)
|
|||
t_stat xq_wr_var(CTLR* xq, int32 data)
|
||||
{
|
||||
uint16 save_var = xq->var->var;
|
||||
sim_debug(DBG_REG, xq->dev, "xq_wr_var(data= 0x%08X\n", data);
|
||||
sim_debug(DBG_REG, xq->dev, "xq_wr_var(data= 0x%08X)\n", data);
|
||||
|
||||
switch (xq->var->type) {
|
||||
case XQ_T_DEQNA:
|
||||
|
|
@ -1969,15 +2056,22 @@ t_stat xq_wr_var(CTLR* xq, int32 data)
|
|||
break;
|
||||
case XQ_T_DELQA:
|
||||
case XQ_T_DELQA_PLUS:
|
||||
xq->var->var = (xq->var->var & XQ_VEC_RO) | (data & XQ_VEC_RW);
|
||||
if (xq->var->lockmode)
|
||||
xq->var->var = data & (XQ_VEC_IV | XQ_VEC_ID);
|
||||
else
|
||||
xq->var->var = (data & ~XQ_VEC_RO) | (XQ_VEC_ID & XQ_VEC_RW);
|
||||
|
||||
/* if switching to DEQNA-LOCK mode clear VAR<14:10> */
|
||||
if ((save_var ^ xq->var->var) & XQ_VEC_MS) { /* DEQNA-Lock mode changing? */
|
||||
if (~xq->var->var & XQ_VEC_MS) {
|
||||
/* if switching to DEQNA-LOCK mode clear VAR<14:10> */
|
||||
sim_debug(DBG_REG, xq->dev, "xq_wr_var(DELQA switching to DEQNA-Lock mode\n");
|
||||
xq->var->mode = XQ_T_DEQNA;
|
||||
xq->var->var &= ~(XQ_VEC_OS | XQ_VEC_RS | XQ_VEC_ST);
|
||||
} else {
|
||||
sim_debug(DBG_REG, xq->dev, "xq_wr_var(DELQA switching to DEQNA Normal mode\n");
|
||||
xq->var->mode = XQ_T_DELQA;
|
||||
}
|
||||
}
|
||||
|
||||
/* if Self Test is on, turn it off to signal completion */
|
||||
if (xq->var->var & XQ_VEC_RS) {
|
||||
|
|
@ -2008,191 +2102,56 @@ t_stat xq_process_bootrom (CTLR* xq)
|
|||
NOTE: BOOT ROMs are a PDP-11ism, since they contain PDP-11 binary code.
|
||||
the host is responsible for creating two *2KB* receive buffers.
|
||||
|
||||
RSTS/E v10.1 source (INIONE.MAR/XHLOOK:) indicates that both the DEQNA and
|
||||
RSTS/E v10.1 source (INIONE.MAC/XHLOOK:) indicates that both the DEQNA and
|
||||
DELQA will set receive status word 1 bits 15 & 14 on both packets. It also
|
||||
states that a hardware bug in the DEQNA will set receive status word 1 bit 15
|
||||
(only) in the *third* receive buffer (oops!).
|
||||
|
||||
RSTS/E v10.1 will run the Citizenship test from the bootrom after loading it.
|
||||
Documentation on the Boot ROM can be found in INIQNA.MAR.
|
||||
Documentation on the Boot ROM can be found in INIQNA.MAC.
|
||||
*/
|
||||
|
||||
int32 rstatus, wstatus;
|
||||
uint16 b_length, w_length;
|
||||
uint32 address;
|
||||
uint8* bootrom = (uint8*) xq_bootrom;
|
||||
size_t i;
|
||||
int checksum;
|
||||
ETH_PACK pack;
|
||||
uint8* bootrom_b;
|
||||
size_t bootrom_size;
|
||||
|
||||
sim_debug(DBG_TRC, xq->dev, "xq_process_bootrom()\n");
|
||||
|
||||
/*
|
||||
RSTS/E v10.1 invokes the Citizenship tests in the Bootrom. For some
|
||||
reason, the current state of the XQ emulator cannot pass these. So,
|
||||
to get moving on RSTE/E support, we will replace the following line in
|
||||
INIQNA.MAR/CITQNA::
|
||||
70$: MOV (R2),R0 ;get the status word
|
||||
with
|
||||
70$: CLR R0 ;force success
|
||||
to cause the Citizenship test to return success to RSTS/E.
|
||||
|
||||
At some point, the real problem (failure to pass citizenship diagnostics)
|
||||
does need to be corrected to find incompatibilities in the emulation, and to
|
||||
ultimately allow it to pass Digital hardware diagnostic tests.
|
||||
*/
|
||||
for (i=0; i<sizeof(xq_bootrom)/2; i++)
|
||||
if (xq_bootrom[i] == 011200) { /* MOV (R2),R0 */
|
||||
xq_bootrom[i] = 005000; /* CLR R0 */
|
||||
break;
|
||||
}
|
||||
|
||||
/* recalculate checksum, which is a simple byte sum */
|
||||
for (i=0, checksum=0; i<sizeof(xq_bootrom)-2; i++)
|
||||
checksum += bootrom[i];
|
||||
|
||||
/* set new checksum */
|
||||
xq_bootrom[sizeof(xq_bootrom)/2-1] = checksum;
|
||||
|
||||
/* --------------------------- bootrom part 1 -----------------------------*/
|
||||
|
||||
/* get receive bdl from memory */
|
||||
xq->var->rbdl_buf[0] = 0xFFFF;
|
||||
wstatus = Map_WriteW(xq->var->rbdl_ba, 2, &xq->var->rbdl_buf[0]);
|
||||
rstatus = Map_ReadW (xq->var->rbdl_ba + 2, 6, &xq->var->rbdl_buf[1]);
|
||||
if (rstatus || wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* invalid buffer? */
|
||||
if (~xq->var->rbdl_buf[1] & XQ_DSC_V) {
|
||||
xq_csr_set_clr(xq, XQ_CSR_RL, 0);
|
||||
return SCPE_OK;
|
||||
}
|
||||
|
||||
/* get status words */
|
||||
rstatus = Map_ReadW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
|
||||
if (rstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* get host memory address */
|
||||
address = ((xq->var->rbdl_buf[1] & 0x3F) << 16) | xq->var->rbdl_buf[2];
|
||||
|
||||
/* decode buffer length - two's complement (in words) */
|
||||
w_length = ~xq->var->rbdl_buf[3] + 1;
|
||||
b_length = w_length * 2;
|
||||
if (xq->var->rbdl_buf[1] & XQ_DSC_H) b_length -= 1;
|
||||
if (xq->var->rbdl_buf[1] & XQ_DSC_L) b_length -= 1;
|
||||
|
||||
/* make sure entire packet fits in buffer */
|
||||
assert(b_length >= sizeof(xq_bootrom)/2);
|
||||
|
||||
/* send data to host */
|
||||
wstatus = Map_WriteB(address, sizeof(xq_bootrom)/2, bootrom);
|
||||
if (wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* update read status words */
|
||||
xq->var->rbdl_buf[4] = XQ_DSC_V | XQ_DSC_C; /* valid, chain */
|
||||
xq->var->rbdl_buf[5] = 0;
|
||||
|
||||
/* update read status words*/
|
||||
wstatus = Map_WriteW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
|
||||
if (wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* set to next bdl (implicit chain) */
|
||||
xq->var->rbdl_ba += 12;
|
||||
|
||||
/* --------------------------- bootrom part 2 -----------------------------*/
|
||||
|
||||
/* get receive bdl from memory */
|
||||
xq->var->rbdl_buf[0] = 0xFFFF;
|
||||
wstatus = Map_WriteW(xq->var->rbdl_ba, 2, &xq->var->rbdl_buf[0]);
|
||||
rstatus = Map_ReadW (xq->var->rbdl_ba + 2, 6, &xq->var->rbdl_buf[1]);
|
||||
if (rstatus || wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* invalid buffer? */
|
||||
if (~xq->var->rbdl_buf[1] & XQ_DSC_V) {
|
||||
xq_csr_set_clr(xq, XQ_CSR_RL, 0);
|
||||
return SCPE_OK;
|
||||
}
|
||||
|
||||
/* get status words */
|
||||
rstatus = Map_ReadW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
|
||||
if (rstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* get host memory address */
|
||||
address = ((xq->var->rbdl_buf[1] & 0x3F) << 16) | xq->var->rbdl_buf[2];
|
||||
|
||||
/* decode buffer length - two's complement (in words) */
|
||||
w_length = ~xq->var->rbdl_buf[3] + 1;
|
||||
b_length = w_length * 2;
|
||||
if (xq->var->rbdl_buf[1] & XQ_DSC_H) b_length -= 1;
|
||||
if (xq->var->rbdl_buf[1] & XQ_DSC_L) b_length -= 1;
|
||||
|
||||
/* make sure entire packet fits in buffer */
|
||||
assert(b_length >= sizeof(xq_bootrom)/2);
|
||||
|
||||
/* send data to host */
|
||||
wstatus = Map_WriteB(address, sizeof(xq_bootrom)/2, &bootrom[2048]);
|
||||
if (wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* update read status words */
|
||||
xq->var->rbdl_buf[4] = XQ_DSC_V | XQ_DSC_C; /* valid, chain */
|
||||
xq->var->rbdl_buf[5] = 0;
|
||||
|
||||
/* update read status words*/
|
||||
wstatus = Map_WriteW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
|
||||
if (wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* set to next bdl (implicit chain) */
|
||||
xq->var->rbdl_ba += 12;
|
||||
|
||||
/* --------------------------- bootrom part 3 -----------------------------*/
|
||||
|
||||
switch (xq->var->type) {
|
||||
case XQ_T_DEQNA:
|
||||
|
||||
/* get receive bdl from memory */
|
||||
xq->var->rbdl_buf[0] = 0xFFFF;
|
||||
wstatus = Map_WriteW(xq->var->rbdl_ba, 2, &xq->var->rbdl_buf[0]);
|
||||
rstatus = Map_ReadW (xq->var->rbdl_ba + 2, 6, &xq->var->rbdl_buf[1]);
|
||||
if (rstatus || wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* invalid buffer? */
|
||||
if (~xq->var->rbdl_buf[1] & XQ_DSC_V) {
|
||||
xq_csr_set_clr(xq, XQ_CSR_RL, 0);
|
||||
return SCPE_OK;
|
||||
}
|
||||
|
||||
/* get status words */
|
||||
rstatus = Map_ReadW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
|
||||
if (rstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* update read status words */
|
||||
xq->var->rbdl_buf[4] = XQ_DSC_V; /* valid */
|
||||
xq->var->rbdl_buf[5] = 0;
|
||||
|
||||
/* update read status words*/
|
||||
wstatus = Map_WriteW(xq->var->rbdl_ba + 8, 4, &xq->var->rbdl_buf[4]);
|
||||
if (wstatus) return xq_nxm_error(xq);
|
||||
|
||||
/* set to next bdl (implicit chain) */
|
||||
xq->var->rbdl_ba += 12;
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
} /* switch */
|
||||
|
||||
/* --------------------------- Done, finish up -----------------------------*/
|
||||
|
||||
/* mark transmission complete */
|
||||
xq_csr_set_clr(xq, XQ_CSR_RI, 0);
|
||||
|
||||
/* reset sanity timer */
|
||||
xq_reset_santmr(xq);
|
||||
|
||||
/* Turn on all 3 DEQNA Leds */
|
||||
xq->var->setup.l1 = 1;
|
||||
xq->var->setup.l2 = 1;
|
||||
xq->var->setup.l3 = 1;
|
||||
|
||||
/* reset sanity timer */
|
||||
xq_reset_santmr(xq);
|
||||
|
||||
if (xq->var->type == XQ_T_DEQNA) {
|
||||
bootrom_b = (uint8*)xq_bootrom_deqna;
|
||||
bootrom_size = sizeof(xq_bootrom_deqna);
|
||||
} else {
|
||||
if (xq->var->type == XQ_T_DELQA) {
|
||||
bootrom_b = (uint8*)xq_bootrom_delqa;
|
||||
bootrom_size = sizeof(xq_bootrom_delqa);
|
||||
} else {
|
||||
if (xq->var->type == XQ_T_DELQA_PLUS) {
|
||||
bootrom_b = (uint8*)xq_bootrom_delqat;
|
||||
bootrom_size = sizeof(xq_bootrom_delqat);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
memset (&pack, 0, sizeof(pack));
|
||||
pack.len = bootrom_size;
|
||||
pack.used = 0;
|
||||
if (bootrom_size <= sizeof(pack.msg))
|
||||
memcpy (pack.msg, bootrom_b, bootrom_size);
|
||||
else
|
||||
pack.oversize = bootrom_b;
|
||||
ethq_insert (&xq->var->ReadQ, 1, &pack, 0);
|
||||
|
||||
/* pump the FIFO into memory */
|
||||
xq_process_rbdl (xq);
|
||||
|
||||
return SCPE_OK;
|
||||
}
|
||||
#endif /* ifdef VM_PDP11 */
|
||||
|
|
@ -2423,6 +2382,7 @@ t_stat xq_wr(int32 data, int32 PA, int32 access)
|
|||
break;
|
||||
case 3: /* receive bdl high bits */
|
||||
xq->var->rbdl[1] = data;
|
||||
xq_csr_set_clr(xq, 0, XQ_CSR_RL);
|
||||
xq_dispatch_rbdl(xq); /* start receive operation */
|
||||
break;
|
||||
case 4: /* transmit bdl low bits */
|
||||
|
|
@ -2430,6 +2390,7 @@ t_stat xq_wr(int32 data, int32 PA, int32 access)
|
|||
break;
|
||||
case 5: /* transmit bdl high bits */
|
||||
xq->var->xbdl[1] = data;
|
||||
xq_csr_set_clr(xq, 0, XQ_CSR_XL);
|
||||
xq_dispatch_xbdl(xq); /* start transmit operation */
|
||||
break;
|
||||
case 6: /* vector address register */
|
||||
|
|
@ -2465,8 +2426,8 @@ t_stat xq_reset(DEVICE* dptr)
|
|||
break;
|
||||
case XQ_T_DELQA:
|
||||
case XQ_T_DELQA_PLUS:
|
||||
xq->var->var = XQ_VEC_MS | XQ_VEC_OS;
|
||||
xq->var->mode = XQ_T_DELQA;
|
||||
xq->var->var = (xq->var->lockmode ? 0 : XQ_VEC_MS) | ((xq->var->sanity.enabled == 2) ? XQ_VEC_OS : 0);
|
||||
xq->var->mode = (xq->var->lockmode ? XQ_T_DEQNA : XQ_T_DELQA);
|
||||
break;
|
||||
}
|
||||
xq->dib->vec = 0;
|
||||
|
|
@ -2507,6 +2468,7 @@ t_stat xq_reset(DEVICE* dptr)
|
|||
}
|
||||
|
||||
if (sim_switches & SWMASK ('P')) { /* Powerup? */
|
||||
memset (&xq->var->setup, 0, sizeof(xq->var->setup));
|
||||
/* Turn on all 3 DEQNA Leds */
|
||||
xq->var->setup.l1 = 1;
|
||||
xq->var->setup.l2 = 1;
|
||||
|
|
@ -2518,7 +2480,7 @@ t_stat xq_reset(DEVICE* dptr)
|
|||
|
||||
void xq_reset_santmr(CTLR* xq)
|
||||
{
|
||||
sim_debug(DBG_TRC, xq->dev, "xq_reset_santmr()\n");
|
||||
sim_debug(DBG_TRC, xq->dev, "xq_reset_santmr(enable=%d, qsecs=%d)\n", (xq->var->sanity.enabled ? 1 : 0), xq->var->sanity.quarter_secs);
|
||||
if (xq->var->sanity.enabled) {
|
||||
sim_debug(DBG_SAN, xq->dev, "SANITY TIMER RESETTING, qsecs: %d\n", xq->var->sanity.quarter_secs);
|
||||
|
||||
|
|
@ -2671,7 +2633,7 @@ t_stat xq_tmrsvc(UNIT* uptr)
|
|||
sim_debug(DBG_TRC, xq->dev, "xq_tmrsvc(DELQA-PLUS Host Inactivity Expired\n");
|
||||
xq->var->mode = XQ_T_DELQA;
|
||||
xq->var->iba = xq->var->srr = 0;
|
||||
xq->var->var = XQ_VEC_MS | XQ_VEC_OS;
|
||||
xq->var->var = (xq->var->lockmode ? 0 : XQ_VEC_MS) | ((xq->var->sanity.enabled == 2) ? XQ_VEC_OS : 0);
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -2984,12 +2946,43 @@ void xq_debug_turbo_setup(CTLR* xq)
|
|||
xq->dev->name, xq->var->init.tdra_h, xq->var->init.tdra_l);
|
||||
}
|
||||
|
||||
t_stat xq_boot (int32 unitno, DEVICE *dptr)
|
||||
{
|
||||
#ifdef VM_PDP11
|
||||
size_t i;
|
||||
DIB *dib = (DIB *)dptr->ctxt;
|
||||
CTLR *xq = xq_unit2ctlr(&dptr->units[unitno]);
|
||||
uint16 *bootrom;
|
||||
extern int32 REGFILE[6][2]; /* R0-R5, two sets */
|
||||
extern uint16 *M; /* Memory */
|
||||
|
||||
if (xq->var->type == XQ_T_DEQNA)
|
||||
bootrom = xq_bootrom_deqna;
|
||||
else
|
||||
if (xq->var->type == XQ_T_DELQA)
|
||||
bootrom = xq_bootrom_delqa;
|
||||
else
|
||||
if (xq->var->type == XQ_T_DELQA_PLUS)
|
||||
bootrom = xq_bootrom_delqat;
|
||||
|
||||
for (i = 0; i < BOOT_LEN; i++)
|
||||
M[(BOOT_START >> 1) + i] = bootrom[i];
|
||||
cpu_set_boot (BOOT_ENTRY);
|
||||
REGFILE[0][0] = 0;
|
||||
REGFILE[1][0] = dib->ba;
|
||||
return SCPE_OK;
|
||||
#else
|
||||
return SCPE_NOFNC;
|
||||
#endif
|
||||
}
|
||||
|
||||
t_stat xq_help (FILE *st, DEVICE *dptr, UNIT *uptr, int32 flag, char *cptr)
|
||||
{
|
||||
fprintf (st, "DELQA-T/DELQA/DEQNA Qbus Ethernet Controllers\n\n");
|
||||
fprintf (st, "The simulator implements two DELQA-T/DELQA/DEQNA Qbus Ethernet controllers\n");
|
||||
fprintf (st, "(XQ, XQB). Initially, XQ is enabled, and XQB is disabled. Options allow\n");
|
||||
fprintf (st, "control of the MAC address, the controller type, and the sanity timer.\n\n");
|
||||
fprintf (st, "control of the MAC address, the controller type, the sanity timer and\n");
|
||||
fprintf (st, "for the DELQA and DELQA-T devices a DEQNA-Lock mode.\n\n");
|
||||
fprint_set_help (st, dptr);
|
||||
fprintf (st, "\nConfigured options and controller state can be displayed with:\n\n");
|
||||
fprint_show_help (st, dptr);
|
||||
|
|
@ -2999,11 +2992,9 @@ fprintf (st, "there is only one SIMH DELQA-T/DELQA/DEQNA controller on your LAN.
|
|||
fprintf (st, "with the same MAC address will see each other's packets, resulting in a serious\n");
|
||||
fprintf (st, "mess.\n\n");
|
||||
fprintf (st, "The DELQA-T type/mode is better and faster but may not be usable by older or\n");
|
||||
fprintf (st, "non-DEC OS's. Also, be aware that DEQNA mode is not supported on many most\n");
|
||||
fprintf (st, "recent OS's. The DEQNA-LOCK mode of the DELQA card is emulated by setting the\n");
|
||||
fprintf (st, "controller to DEQNA -- there is no need for a separate mode. DEQNA-LOCK mode\n");
|
||||
fprintf (st, "behaves exactly like a DEQNA, except for the operation of the VAR and MOP\n");
|
||||
fprintf (st, "processing.\n\n");
|
||||
fprintf (st, "non-DEC OS's. Also, be aware that DEQNA type is not supported on some more\n");
|
||||
fprintf (st, "recent OS's. DEQNA-LOCK mode behaves exactly like a DEQNA, except for the\n");
|
||||
fprintf (st, "operation of the VAR and MOP processing.\n\n");
|
||||
fprintf (st, "The SANITY command change or display the INITIALIZATION sanity timer (DEQNA\n");
|
||||
fprintf (st, "jumper W3/DELQA switch S4). The INITIALIZATION sanity timer has a default\n");
|
||||
fprintf (st, "timeout of 4 minutes, and cannot be turned off, just reset. The normal sanity\n");
|
||||
|
|
@ -3025,6 +3016,9 @@ fprintf (st, "the simulator's ability to execute instructions efficiently.\n");
|
|||
fprintf (st, "\nTo access the network, the simulated Ethernet controller must be attached to a\n");
|
||||
fprintf (st, "real Ethernet interface.\n\n");
|
||||
eth_attach_help(st, dptr, uptr, flag, cptr);
|
||||
#ifdef VM_PDP11
|
||||
fprintf (st, "On PDP-11 simulators, the XQ device is bootable.\n\n");
|
||||
#endif
|
||||
fprintf (st, "One final note: because of its asynchronous nature, the XQ controller is not\n");
|
||||
fprintf (st, "limited to the network speed of the real DELQA-T/DELQA/DEQNA controllers, nor\n");
|
||||
fprintf (st, "the 10Mbit/sec of a standard Ethernet. Attach it to a Fast Ethernet (100\n");
|
||||
|
|
|
|||
|
|
@ -263,6 +263,7 @@ struct xq_device {
|
|||
uint16 coalesce_latency; /* microseconds to hold-off interrupts when not polling */
|
||||
uint16 coalesce_latency_ticks; /* instructions in coalesce_latency microseconds */
|
||||
struct xq_sanity sanity; /* sanity timer information */
|
||||
t_bool lockmode; /* DEQNA-Lock mode */
|
||||
/*- initialized values - DO NOT MOVE */
|
||||
|
||||
/* I/O register storage */
|
||||
|
|
@ -361,6 +362,32 @@ typedef struct xq_controller CTLR;
|
|||
#define XQ_DSC_L 0x0080 /* Low Byte Termination bit [Transmit only] */
|
||||
#define XQ_DSC_H 0x0040 /* High Byte Start bit [Transmit only] */
|
||||
|
||||
/* DEQNA - DELQA Receive Status Word 1 */
|
||||
#define XQ_RST_UNUSED 0x8000 /* Unused buffer */
|
||||
#define XQ_RST_LASTNOT 0xC000 /* Used but Not Last segment */
|
||||
#define XQ_RST_LASTERR 0x4000 /* Used, Last segment, with errors */
|
||||
#define XQ_RST_LASTNOERR 0x0000 /* Used, Last segment, without errors */
|
||||
#define XQ_RST_RUNT 0x4800 /* Runt packet, internal loopback unsuccessful */
|
||||
#define XQ_RST_ESETUP 0x2000 /* Setup packet, internal loopback or external loopback packet */
|
||||
#define XQ_RST_DISCARD 0x1000 /* Runt packet, internal loopback unsuccessful */
|
||||
#define XQ_RST_RUNT 0x4800 /* Runt packet, internal loopback unsuccessful */
|
||||
#define XQ_RST_FRAMEERR 0x5006 /* Framing Error in packet */
|
||||
#define XQ_RST_CRCERR 0x5002 /* CRC Error in packet */
|
||||
#define XQ_RST_OVERFLOW 0x0001 /* Receiver overflowed, packet(s) lost */
|
||||
|
||||
/* DEQNA - DELQA Transmit Status Word 1 */
|
||||
#define XQ_XMT_UNUSED 0x8000 /* Unused buffer */
|
||||
#define XQ_XMT_LASTNOT 0xC000 /* Used but Not Last segment */
|
||||
#define XQ_XMT_LASTERR 0x4000 /* Used, Last segment, with errors */
|
||||
#define XQ_XMT_LASTNOERR 0x0000 /* Used, Last segment, without errors */
|
||||
#define XQ_XMT_LOSS 0x5000 /* Carrier Loss during transmission error */
|
||||
#define XQ_XMT_NOCARRIER 0x4800 /* No Carrier during transmission error */
|
||||
#define XQ_XMT_STE16 0x0400 /* Sanity timer enabled with timeout of 4 minutes */
|
||||
#define XQ_XMT_ABORT 0x4200 /* Transmission aborted due to excessive collisions */
|
||||
#define XQ_XMT_FAIL 0x0100 /* Heartbeat collision check failure */
|
||||
|
||||
#define XQ_LONG_PACKET 0x0600 /* DEQNA Long Packet Limit (1536 bytes) */
|
||||
|
||||
/* DEQNA - DELQA Normal Mode Setup Packet Flags */
|
||||
#define XQ_SETUP_MC 0x0001 /* multicast bit */
|
||||
#define XQ_SETUP_PM 0x0002 /* promiscuous bit */
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
|
|
@ -48,6 +48,7 @@ A remote console session will close when an EOF character is entered (i.e. ^D or
|
|||
DZ devices optionally support full modem control (and port speed settings
|
||||
when connected to serial ports).
|
||||
DHU11 (device VH) on Unibus systems now has 16 ports per multiplexer.
|
||||
XQ devices (DEQNA, DELQA and DELQA-T) are bootable on Qbus PDP11 simulators
|
||||
MicroVAX 3900 and MicroVAX II have SET CPU AUTOBOOT option
|
||||
MicroVAX 3900 has a SET CPU MODEL=(MicroVAX|VAXServer) command to change between system types
|
||||
MicroVAX I has a SET CPU MODEL=(MicroVAX|VAXSTATION) command to change between system types
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue