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VAX,PDP11,PDP10: Added explicit support to enable (or disable) DMR Micro Diagnostics which corresponds to the SW10 hardware switch.

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Also, always process initialization commands without regard to whether the DMC/DMR line is attached and return diag error status if the line isn't attached.
This commit is contained in:
Mark Pizzolato 2014-02-07 09:01:22 -08:00
parent afcbea251d
commit 1a7f8d4df0
1 changed files with 57 additions and 14 deletions
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59
PDP11/pdp11_dmc.c
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@ -882,6 +882,8 @@ t_stat dmc_setpeer (UNIT* uptr, int32 val, char* cptr, void* desc);
t_stat dmc_showpeer (FILE* st, UNIT* uptr, int32 val, void* desc);
t_stat dmc_setspeed (UNIT* uptr, int32 val, char* cptr, void* desc);
t_stat dmc_showspeed (FILE* st, UNIT* uptr, int32 val, void* desc);
t_stat dmc_set_microdiag (UNIT* uptr, int32 val, char* cptr, void* desc);
t_stat dmc_show_microdiag (FILE* st, UNIT* uptr, int32 val, void* desc);
t_stat dmc_settype (UNIT* uptr, int32 val, char* cptr, void* desc);
t_stat dmc_showtype (FILE* st, UNIT* uptr, int32 val, void* desc);
t_stat dmc_setstats (UNIT* uptr, int32 val, char* cptr, void* desc);
@ -965,6 +967,7 @@ char dmc_port[DMC_NUMDEVICE][CBUFSIZE];
uint32 dmc_baseaddr[DMC_NUMDEVICE];
uint16 dmc_basesize[DMC_NUMDEVICE];
uint8 dmc_modem[DMC_NUMDEVICE];
t_bool dmc_microdiag[DMC_NUMDEVICE];
CSRS dmp_csrs[DMP_NUMDEVICE];
uint16 dmp_sel0[DMC_NUMDEVICE];
@ -1014,6 +1017,7 @@ REG dmc_reg[] = {
{ BRDATAD (SEL4, dmc_sel4, DEV_RDX, 16, DMC_NUMDEVICE, "Select 4 CSR") },
{ BRDATAD (SEL6, dmc_sel6, DEV_RDX, 16, DMC_NUMDEVICE, "Select 6 CSR") },
{ BRDATAD (SPEED, dmc_speed, DEV_RDX, 32, DMC_NUMDEVICE, "line speed") },
{ BRDATAD (DIAG, dmc_microdiag, DEV_RDX, 1, DMC_NUMDEVICE, "Microdiagnostic Enabled") },
{ BRDATAD (PEER, dmc_peer, DEV_RDX, 8, DMC_NUMDEVICE*CBUFSIZE, "peer address:port") },
{ BRDATAD (PORT, dmc_port, DEV_RDX, 8, DMC_NUMDEVICE*CBUFSIZE, "listen port") },
{ BRDATAD (BASEADDR, dmc_baseaddr, DEV_RDX, 32, DMC_NUMDEVICE, "program set base address") },
@ -1047,6 +1051,8 @@ MTAB dmc_mod[] = {
&dmc_setpeer, &dmc_showpeer, NULL, "Display destination/source" },
{ MTAB_XTD|MTAB_VUN, 0, "SPEED", "SPEED=bits/sec (0=unrestricted)" ,
&dmc_setspeed, &dmc_showspeed, NULL, "Display rate limit" },
{ MTAB_XTD|MTAB_VUN, 0, "MICRODIAG", "MICRODIAG={ENABLE,DISABLE}" ,
&dmc_set_microdiag, &dmc_show_microdiag, NULL, "MicroDiagnostic Enable" },
#if !defined (VM_PDP10)
{ MTAB_XTD|MTAB_VUN|MTAB_VALR,0, "TYPE", "TYPE={DMR,DMC}" ,&dmc_settype, &dmc_showtype, NULL, "Set/Display device type" },
#endif
@ -1256,6 +1262,32 @@ speeds[dmc] = newspeed;
return SCPE_OK;
}
t_stat dmc_show_microdiag (FILE* st, UNIT* uptr, int32 val, void* desc)
{
int32 dmc = (int32)(uptr-dmc_dev.units);
fprintf(st, "MicroDiag=%s", dmc_microdiag[dmc] ? "enabled" : "disabled");
return SCPE_OK;
}
t_stat dmc_set_microdiag(UNIT* uptr, int32 val, char* cptr, void* desc)
{
int32 dmc = (int32)(uptr-dmc_dev.units);
char gbuf[CBUFSIZE];
if ((cptr == NULL) || (*cptr == '\0'))
return SCPE_ARG;
get_glyph (cptr, gbuf, 0);
if (MATCH_CMD (gbuf, "ENABLE") == 0)
dmc_microdiag[dmc] = TRUE;
else
if (MATCH_CMD (gbuf, "DISABLE") == 0)
dmc_microdiag[dmc] = FALSE;
else
return SCPE_ARG;
return SCPE_OK;
}
t_stat dmc_showtype (FILE* st, UNIT* uptr, int32 val, void* desc)
{
DEVICE *dptr = (UNIBUS) ? ((&dmc_dev == find_dev_from_unit(uptr)) ? &dmc_dev : &dmp_dev) : &dmv_dev;
@ -2172,8 +2204,18 @@ while ((control = controller->control_out)) {
controller->control_out = NULL;
dmc_setreg(controller, 0, 0, DBG_RGC);
if (controller->dev_type == DMR) {
/* DMR-11 indicates microdiagnostics complete when this is set */
dmc_setreg(controller, 2, 0x8000, DBG_RGC);
if (dmc_is_attached(controller->unit)) {
/* Indicates microdiagnostics complete */
if (((*controller->csrs->sel0 & DMC_SEL0_M_UDIAG) != 0) ^
(dmc_microdiag[controller->index]))
dmc_setreg(controller, 2, 0x8000, DBG_RGC);/* Microdiagnostics Complete */
else
dmc_setreg(controller, 2, 0x4000, DBG_RGC); /* Microdiagnostics Inhibited */
}
else {
/* Indicate M8203 (Line Unit) test failed */
dmc_setreg(controller, 2, 0x0200, DBG_RGC);
}
}
else {
/* preserve contents of BSEL3 if DMC-11 */
@ -2191,7 +2233,8 @@ else
dmc_buffer_queue_init_all(controller);
controller->transfer_state = Idle;
dmc_set_run(controller);
if (dmc_is_attached(controller->unit))
dmc_set_run(controller);
}
void dmc_start_input_transfer(CTLR *controller)
@ -2242,9 +2285,8 @@ DEVICE *dptr = controller->device;
sim_debug(DBG_TRC, dptr, "dmc_svc(%s%d)\n", controller->device->name, controller->index);
if (dmc_is_attached(controller->unit)) {
/* Perform delayed register actions */
if (controller->dmc_wr_delay) {
/* Perform delayed register actions */
if (controller->dmc_wr_delay) {
controller->dmc_wr_delay = 0;
dmc_process_command(controller);
if (controller->link.xmt_buffer) {
@ -2252,6 +2294,7 @@ if (dmc_is_attached(controller->unit)) {
return SCPE_OK;
}
}
if (dmc_is_attached(controller->unit)) {
/* Speed limited transmissions are completed here after the appropriate service delay */
if (controller->link.xmt_buffer) {
dmc_complete_transmit(controller);
@ -3374,8 +3417,7 @@ else {
dmc_setreg(controller, PA, (oldValue & ~mask) | (data & mask), DBG_REG);
}
if (dmc_is_attached(controller->unit) &&
(dmc_getsel(reg) == 0 || dmc_getsel(reg) == 1)) {/* writes to SEL0 and SEL2 are actionable */
if ((dmc_getsel(reg) == 0) || (dmc_getsel(reg) == 1)) {/* writes to SEL0 and SEL2 are actionable */
if (0 == controller->dmc_wr_delay) { /* Not waiting? */
controller->dmc_wr_delay = 10; /* Wait a bit before acting on the changed register */
sim_activate_abs (controller->unit, controller->dmc_wr_delay);
@ -3496,6 +3538,7 @@ if (0 == dmc_units[0].flags) { /* First Time Initializations */
#endif
dmc_dev.units[i] = dmc_unit_template;
controller->unit->ctlr = (void *)controller;
dmc_microdiag[i] = TRUE;
}
tmxr_set_modem_control_passthru (&dmc_desc); /* We always want Modem Control */
dmc_units[dmc_dev.numunits-2] = dmc_poll_unit_template;