From 53645f18789f06adffa7a07c6eeea3c9d57ea920 Mon Sep 17 00:00:00 2001
From: Jeff Hill <johill@lanl.gov>
Date: Mon, 27 Jul 1992 14:27:09 +0000
Subject: [PATCH] added soft reboot int disable

---
 src/drv/drvFp.c  | 39 +++++++++++++++++++++++++++++++++++++--
 src/drv/drvFpm.c | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 70 insertions(+), 2 deletions(-)

diff --git a/src/drv/drvFp.c b/src/drv/drvFp.c
index 259492bea..1d0c1aee8 100644
--- a/src/drv/drvFp.c
+++ b/src/drv/drvFp.c
@@ -48,6 +48,7 @@
  * .09 joh 071092	added io_report routine
  * .10 joh 071092	added scan task wakeup from ISR	 
  * .11 joh 071092	moved ivec allocation to module_types.h
+ * .12 joh 072792	added soft reboot int disable
  */
 
 
@@ -59,8 +60,9 @@
  *		fp_init  	Finds and initializes fast protect cards
  *		fp_driver 	System interface to FP10S modules
  *		fp_int		Interrupt service routine
- *		fp_en		Enables/disables interrupts
+ *		fp_en		Enables/disables interrupts (toggles)
  *		fp_mode		Sets interrupt reporting mode
+ * 		fp_reboot	Clean up for soft reboots
  *
  * Diagnostic Routines:
  *
@@ -95,7 +97,7 @@
 #include "module_types.h"
 
 /* general constants */
-#define FP_INTLEV	5		/* interrupt level 5 (HKV2F BCL) */
+#define FP_INTLEV	5		/* interrupt level */
 #define FP_BUFSIZ	8		/* input buffer size */
 
 /* csr bit definitions */
@@ -163,6 +165,8 @@ int fp_num;				/* # of fast protect cards found -1 */
 LOCAL
 SEM_ID fp_semid;			/* semaphore for monitor task */
 
+void	fp_reboot();
+
 /*
  * fp_int
  *
@@ -244,6 +248,11 @@ fp_init(addr)
 	return -4;
  }
 
+ status = rebootHookAdd(fp_reboot);
+ if(status<0){
+	logMsg("%s: reboot hook add failed\n", __FILE__);
+ }
+
  for (i = 0; (i < bi_num_cards[AT8_FP10S_BI]) && (vxMemProbe(ptr,READ,2,&junk) == OK);
       i++,ptr++)
   {
@@ -288,10 +297,36 @@ fp_init(addr)
   return -3;
  return i;				/* return # found */
 }
+
+
+/*
+ *
+ * fp_reboot()
+ *
+ * turn off interrupts to avoid ctrl X reboot problems
+ */
+LOCAL
+void	fp_reboot()
+{
+ 	int i;
+
+ 	for (i = 0; i < bi_num_cards[AT8_FP10S_BI]; i++){
+
+		if(!fp[i].fptr){
+			continue;
+		}
+
+		fp[i].fptr->csr &= ~CSR_IEN;
+	}
+}
+
+
+
 /*
  * fp_en
  *
  * interrupt enable/disable
+ * (toggles the interrupt enable - joh)
  *
  */
 fp_en(card)
diff --git a/src/drv/drvFpm.c b/src/drv/drvFpm.c
index 7faad57c9..eadb9efeb 100644
--- a/src/drv/drvFpm.c
+++ b/src/drv/drvFpm.c
@@ -49,6 +49,7 @@
  *			the users can adjust the number of cards without
  *			recompilation
  * .10 joh 071092	moved ivec allocation to module_types.h
+ * .11 joh 072792       added soft reboot int disable
  *
  *
  * Routines:
@@ -56,6 +57,7 @@
  *		fpm_init	Finds and initializes FP10M cards
  *		fpm_driver	System interface to FP10M modules
  *		fpm_read	Carrier control readback
+ *		fpm_reboot	clean up before soft reboots
  *
  * Daignostic Routines
  *		fpm_en		Enables/disables interrupts (diagnostic enable)
@@ -143,6 +145,8 @@ struct fpm_rec *fpm;		/* fast protect control structure */
 LOCAL
 int fpm_num;				/* # cards found - 1 */
 
+void 	fpm_reboot();
+
 /*
  * fpm_int
  *
@@ -202,6 +206,11 @@ fpm_init(addr)
         return -4;
  }
 
+ status = rebootHookAdd(fpm_reboot);
+ if(status<0){
+        logMsg("%s: reboot hook add failed\n", __FILE__);
+ }
+
  for (i = 0; (i < bo_num_cards[AT8_FP10M_BO]) && (vxMemProbe(ptr,READ,2,&junk) == OK);
       i++,ptr++)
   {
@@ -227,10 +236,34 @@ fpm_init(addr)
  fpm_num = i - 1;		/* record last card # */
  return i;			/* return # cards found */
 }
+
+
+/*
+ *
+ * fpm_reboot()
+ *
+ * turn off interrupts to avoid ctrl X reboot problems
+ */
+LOCAL
+void    fpm_reboot()
+{
+        int i;
+
+        for (i = 0; i < bi_num_cards[AT8_FP10S_BI]; i++){
+
+                if(!fpm[i].fmptr){
+                        continue;
+                }
+
+                fpm[i].fmptr->cr &= ~CR_IEN;
+        }
+}
+
 /*
  * fpm_en
  *
  * interrupt enable/disable
+ * (toggles the int enable state - joh)
  *
  */
 fpm_en(card)