Changeset 7b59de1c in rtems

Timestamp:

Jul 18, 2003, 5:24:31 PM (18 years ago)

Author:

Joel Sherrill <joel.sherrill@…>

Branches:

4.10, 4.11, 4.8, 4.9, 5, master

Children:

ec821af

Parents:

ae20a3e2

Message:

2003-07-18 Till Straumann <strauman@…>

PR 288/rtems

• startup/bspstart.c: _ISR_Nest_level is now properly maintained.

Location:

c/src/lib/libbsp/powerpc/mpc8260ads

Files:

• ChangeLog (modified) (1 diff)
• startup/bspstart.c (modified) (4 diffs)

c/src/lib/libbsp/powerpc/mpc8260ads/ChangeLog

@@ +1 @@
+2003-07-18      Till Straumann <strauman@slac.stanford.edu>
+
+        PR 288/rtems
+        * startup/bspstart.c: _ISR_Nest_level is now properly maintained.
+
 2003-03-06      Ralf Corsepius <corsepiu@faw.uni-ulm.de>
 

c/src/lib/libbsp/powerpc/mpc8260ads/startup/bspstart.c

@@ -48 +48 @@
 #include <rtems/bspIo.h>
 #include <libcpu/cpuIdent.h>
+#include <libcpu/spr.h>
 
 #include <string.h>
@@ -56 +57 @@
 
 
+SPR_RW(SPRG0)
+SPR_RW(SPRG1)
 
 /*
@@ -220 +223 @@
   ppc_cpu_revision_t myCpuRevision;
   register unsigned char* intrStack;
-  register unsigned int intrNestingLevel = 0;
 
 
@@ -249 +251 @@
 
   intrStack = (((unsigned char*)&intrStackPtr) - CPU_MINIMUM_STACK_FRAME_SIZE);
-  asm volatile ("mtspr  273, %0" : "=r" (intrStack) : "0" (intrStack));
-  asm volatile ("mtspr  272, %0" : "=r" (intrNestingLevel) : "0" (intrNestingLevel));
+  _write_SPRG1((unsigned int)intrStack);
+  /* signal that we have fixed PR288 - eventually, this should go away */
+  _write_SPRG0(PPC_BSP_HAS_FIXED_PR288);
 
 /*