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authorJoel Sherrill <joel.sherrill@OARcorp.com>2009-03-12 14:17:21 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2009-03-12 14:17:21 +0000
commit952d8f718a8897ccf86e92541596ad801abf2de4 (patch)
tree79a6a475f203f784c9f576b2c5ec3da6081ae28c /c/src
parentRegenerate. (diff)
downloadrtems-952d8f718a8897ccf86e92541596ad801abf2de4.tar.bz2
2009-03-12 Joel Sherrill <joel.sherrill@OARcorp.com>
PR 1385/cpukit * startup/exception.S: When the type rtems_boolean was switched to the C99 bool, the size changed from 4 bytes to 1 byte. The interrupt dispatching code accesses two boolean variables for scheduling purposes and the assembly implementations of this code did not get updated.
Diffstat (limited to 'c/src')
-rw-r--r--c/src/lib/libbsp/mips/hurricane/ChangeLog9
-rw-r--r--c/src/lib/libbsp/mips/hurricane/startup/exception.S11
-rw-r--r--c/src/lib/libbsp/mips/rbtx4925/ChangeLog9
-rw-r--r--c/src/lib/libbsp/mips/rbtx4925/startup/exception.S10
-rw-r--r--c/src/lib/libbsp/mips/rbtx4938/ChangeLog9
-rw-r--r--c/src/lib/libbsp/mips/rbtx4938/startup/exception.S10
6 files changed, 43 insertions, 15 deletions
diff --git a/c/src/lib/libbsp/mips/hurricane/ChangeLog b/c/src/lib/libbsp/mips/hurricane/ChangeLog
index 80c3e84912..854eedb784 100644
--- a/c/src/lib/libbsp/mips/hurricane/ChangeLog
+++ b/c/src/lib/libbsp/mips/hurricane/ChangeLog
@@ -1,3 +1,12 @@
+2009-03-12 Joel Sherrill <joel.sherrill@OARcorp.com>
+
+ PR 1385/cpukit
+ * startup/exception.S: When the type rtems_boolean was switched to the
+ C99 bool, the size changed from 4 bytes to 1 byte. The interrupt
+ dispatching code accesses two boolean variables for scheduling
+ purposes and the assembly implementations of this code did not get
+ updated.
+
2008-12-08 Ralf Corsépius <ralf.corsepius@rtems.org>
* bsp_specs: Backport from CVS-HEAD.
diff --git a/c/src/lib/libbsp/mips/hurricane/startup/exception.S b/c/src/lib/libbsp/mips/hurricane/startup/exception.S
index 2a3f4b187e..bb9e01d004 100644
--- a/c/src/lib/libbsp/mips/hurricane/startup/exception.S
+++ b/c/src/lib/libbsp/mips/hurricane/startup/exception.S
@@ -97,8 +97,8 @@ name:; \
EXTERN(_ISR_Nest_level, 4)
EXTERN(_Thread_Dispatch_disable_level,4)
-EXTERN(_Context_Switch_necessary,4)
-EXTERN(_ISR_Signals_to_thread_executing,4)
+EXTERN(_Context_Switch_necessary,1)
+EXTERN(_ISR_Signals_to_thread_executing,1)
.extern _Thread_Dispatch
.extern _ISR_Vector_table
@@ -281,10 +281,10 @@ _ISR_Handler_cleanup:
* if ( !_Context_Switch_necessary && !_ISR_Signals_to_thread_executing )
* goto the label "exit interrupt (simple case)"
*/
- lw t0,_Context_Switch_necessary
- lw t1,_ISR_Signals_to_thread_executing
+ lb t0,_Context_Switch_necessary
+ lb t1,_ISR_Signals_to_thread_executing
NOP
- or t0,t0,t1
+ or t0,t0,t1
beq t0,zero,_ISR_Handler_exit
NOP
@@ -416,6 +416,7 @@ USC_isr:
sll k0,(31-21) /* test bit 21 (HBI) */
bgez k0,USC_isr2 /* branch if not a heartbeat interrupt */
+ NOP
/* clear the heartbeat interrupt */
la k0,INT_STAT
diff --git a/c/src/lib/libbsp/mips/rbtx4925/ChangeLog b/c/src/lib/libbsp/mips/rbtx4925/ChangeLog
index 460e1b13d1..2a87da1cc3 100644
--- a/c/src/lib/libbsp/mips/rbtx4925/ChangeLog
+++ b/c/src/lib/libbsp/mips/rbtx4925/ChangeLog
@@ -1,3 +1,12 @@
+2009-03-12 Joel Sherrill <joel.sherrill@OARcorp.com>
+
+ PR 1385/cpukit
+ * startup/exception.S: When the type rtems_boolean was switched to the
+ C99 bool, the size changed from 4 bytes to 1 byte. The interrupt
+ dispatching code accesses two boolean variables for scheduling
+ purposes and the assembly implementations of this code did not get
+ updated.
+
2008-12-08 Ralf Corsépius <ralf.corsepius@rtems.org>
* bsp_specs: Backport from CVS-HEAD.
diff --git a/c/src/lib/libbsp/mips/rbtx4925/startup/exception.S b/c/src/lib/libbsp/mips/rbtx4925/startup/exception.S
index c1fb921a70..7efe6c5583 100644
--- a/c/src/lib/libbsp/mips/rbtx4925/startup/exception.S
+++ b/c/src/lib/libbsp/mips/rbtx4925/startup/exception.S
@@ -96,8 +96,8 @@ name:; \
EXTERN(_ISR_Nest_level, 4)
EXTERN(_Thread_Dispatch_disable_level,4)
-EXTERN(_Context_Switch_necessary,4)
-EXTERN(_ISR_Signals_to_thread_executing,4)
+EXTERN(_Context_Switch_necessary,1)
+EXTERN(_ISR_Signals_to_thread_executing,1)
.extern _Thread_Dispatch
.extern _ISR_Vector_table
@@ -321,10 +321,10 @@ _ISR_Handler_cleanup:
* if ( !_Context_Switch_necessary && !_ISR_Signals_to_thread_executing )
* goto the label "exit interrupt (simple case)"
*/
- lw t0,_Context_Switch_necessary
- lw t1,_ISR_Signals_to_thread_executing
+ lb t0,_Context_Switch_necessary
+ lb t1,_ISR_Signals_to_thread_executing
NOP
- or t0,t0,t1
+ or t0,t0,t1
beq t0,zero,_ISR_Handler_exit
NOP
diff --git a/c/src/lib/libbsp/mips/rbtx4938/ChangeLog b/c/src/lib/libbsp/mips/rbtx4938/ChangeLog
index 072d4d6a09..743a73335d 100644
--- a/c/src/lib/libbsp/mips/rbtx4938/ChangeLog
+++ b/c/src/lib/libbsp/mips/rbtx4938/ChangeLog
@@ -1,3 +1,12 @@
+2009-03-12 Joel Sherrill <joel.sherrill@OARcorp.com>
+
+ PR 1385/cpukit
+ * startup/exception.S: When the type rtems_boolean was switched to the
+ C99 bool, the size changed from 4 bytes to 1 byte. The interrupt
+ dispatching code accesses two boolean variables for scheduling
+ purposes and the assembly implementations of this code did not get
+ updated.
+
2008-12-08 Ralf Corsépius <ralf.corsepius@rtems.org>
* bsp_specs: Backport from CVS-HEAD.
diff --git a/c/src/lib/libbsp/mips/rbtx4938/startup/exception.S b/c/src/lib/libbsp/mips/rbtx4938/startup/exception.S
index d09d66e222..89b1061668 100644
--- a/c/src/lib/libbsp/mips/rbtx4938/startup/exception.S
+++ b/c/src/lib/libbsp/mips/rbtx4938/startup/exception.S
@@ -96,8 +96,8 @@ name:; \
EXTERN(_ISR_Nest_level, 4)
EXTERN(_Thread_Dispatch_disable_level,4)
-EXTERN(_Context_Switch_necessary,4)
-EXTERN(_ISR_Signals_to_thread_executing,4)
+EXTERN(_Context_Switch_necessary,1)
+EXTERN(_ISR_Signals_to_thread_executing,1)
.extern _Thread_Dispatch
.extern _ISR_Vector_table
@@ -321,10 +321,10 @@ _ISR_Handler_cleanup:
* if ( !_Context_Switch_necessary && !_ISR_Signals_to_thread_executing )
* goto the label "exit interrupt (simple case)"
*/
- lw t0,_Context_Switch_necessary
- lw t1,_ISR_Signals_to_thread_executing
+ lb t0,_Context_Switch_necessary
+ lb t1,_ISR_Signals_to_thread_executing
NOP
- or t0,t0,t1
+ or t0,t0,t1
beq t0,zero,_ISR_Handler_exit
NOP