Reference the hard reset thread by the new struct

lib/src/hard_reset.c

 #include "pd.h"
 
 
-thread_t *pdb_hardrst_thread;
-
 /*
  * Hard Reset machine states
  */
 
 void pdb_hardrst_run(struct pdb_config *cfg)
 {
-    pdb_hardrst_thread = chThdCreateStatic(cfg->prl._hardrst_wa,
+    cfg->prl.hardrst_thread = chThdCreateStatic(cfg->prl._hardrst_wa,
             sizeof(cfg->prl._hardrst_wa), PDB_PRIO_PRL, HardReset, cfg);
 }

lib/src/hard_reset.h

 #define PDB_EVT_HARDRST_I_HARDSENT EVENT_MASK(2)
 #define PDB_EVT_HARDRST_DONE EVENT_MASK(3)
 
-/* The Hard Reset thread object */
-extern thread_t *pdb_hardrst_thread;
-
 /*
  * Start the Hard Reset thread
  */

lib/src/int_n.c

 #include <ch.h>
 #include <hal.h>
 
+#include <pdb.h>
 #include "priorities.h"
 #include "fusb302b.h"
 #include "protocol_rx.h"
 /*
  * INT_N polling thread
  */
-static THD_FUNCTION(IntNPoll, cfg) {
-    (void) cfg;
+static THD_FUNCTION(IntNPoll, vcfg) {
+    struct pdb_config *cfg = vcfg;
 
     union fusb_status status;
     eventmask_t events;
             if (status.interrupta & FUSB_INTERRUPTA_I_HARDSENT) {
                 events |= PDB_EVT_HARDRST_I_HARDSENT;
             }
-            chEvtSignal(pdb_hardrst_thread, events);
+            chEvtSignal(cfg->prl.hardrst_thread, events);
 
             /* If the I_OCP_TEMP and OVRTEMP flags are set, tell the Policy
              * Engine thread */

lib/src/policy_engine.c

     }
 
     /* Generate a hard reset signal */
-    chEvtSignal(pdb_hardrst_thread, PDB_EVT_HARDRST_RESET);
+    chEvtSignal(cfg->prl.hardrst_thread, PDB_EVT_HARDRST_RESET);
     chEvtWaitAny(PDB_EVT_PE_HARD_SENT);
 
     /* Increment HardResetCounter */
      * it here. */
 
     /* Tell the protocol layer we're done with the reset */
-    chEvtSignal(pdb_hardrst_thread, PDB_EVT_HARDRST_DONE);
+    chEvtSignal(cfg->prl.hardrst_thread, PDB_EVT_HARDRST_DONE);
 
     return PESinkStartup;
 }