Changeset ed46b47 in rtems

Timestamp:

12/21/99 20:29:40 (23 years ago)

Author:

Joel Sherrill <joel.sherrill@…>

Branches:

4.10, 4.11, 4.8, 4.9, 5, master

Children:

2116e33

Parents:

56018097

Message:

Moved PPC_Set_decrementer() and PPC_Get_timebase_register() to
old_exception_processing tree.

Location:

c/src

Files:

• exec/score/cpu/powerpc/new_exception_processing/cpu.h (modified) (1 diff)
• lib/libbsp/powerpc/support/new_exception_processing/cpu.h (modified) (1 diff)
• lib/libcpu/powerpc/new_exception_processing/cpu.h (modified) (1 diff)

c/src/exec/score/cpu/powerpc/new_exception_processing/cpu.h

@@ -939 +939 @@
   (((value&0xff) << 8) | ((value >> 8)&0xff))
 
-/*
- *  Routines to access the decrementer register
- */
-
-#define PPC_Set_decrementer( _clicks ) \
-  do { \
-    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
-  } while (0)
-
-/*
- *  Routines to access the time base register
- */
-
-static inline unsigned64 PPC_Get_timebase_register( void )
-{
-  unsigned32 tbr_low;
-  unsigned32 tbr_high;
-  unsigned32 tbr_high_old;
-  unsigned64 tbr;
-
-  do {
-    asm volatile( "mftbu %0" : "=r" (tbr_high_old));
-    asm volatile( "mftb  %0" : "=r" (tbr_low));
-    asm volatile( "mftbu %0" : "=r" (tbr_high));
-  } while ( tbr_high_old != tbr_high );
-
-  tbr = tbr_high;
-  tbr <<= 32;
-  tbr |= tbr_low;
-  return tbr;
-}
-
 #endif /* ndef ASM */
 

c/src/lib/libbsp/powerpc/support/new_exception_processing/cpu.h

@@ -939 +939 @@
   (((value&0xff) << 8) | ((value >> 8)&0xff))
 
-/*
- *  Routines to access the decrementer register
- */
-
-#define PPC_Set_decrementer( _clicks ) \
-  do { \
-    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
-  } while (0)
-
-/*
- *  Routines to access the time base register
- */
-
-static inline unsigned64 PPC_Get_timebase_register( void )
-{
-  unsigned32 tbr_low;
-  unsigned32 tbr_high;
-  unsigned32 tbr_high_old;
-  unsigned64 tbr;
-
-  do {
-    asm volatile( "mftbu %0" : "=r" (tbr_high_old));
-    asm volatile( "mftb  %0" : "=r" (tbr_low));
-    asm volatile( "mftbu %0" : "=r" (tbr_high));
-  } while ( tbr_high_old != tbr_high );
-
-  tbr = tbr_high;
-  tbr <<= 32;
-  tbr |= tbr_low;
-  return tbr;
-}
-
 #endif /* ndef ASM */
 

c/src/lib/libcpu/powerpc/new_exception_processing/cpu.h

@@ -939 +939 @@
   (((value&0xff) << 8) | ((value >> 8)&0xff))
 
-/*
- *  Routines to access the decrementer register
- */
-
-#define PPC_Set_decrementer( _clicks ) \
-  do { \
-    asm volatile( "mtdec %0" : "=r" ((_clicks)) : "r" ((_clicks)) ); \
-  } while (0)
-
-/*
- *  Routines to access the time base register
- */
-
-static inline unsigned64 PPC_Get_timebase_register( void )
-{
-  unsigned32 tbr_low;
-  unsigned32 tbr_high;
-  unsigned32 tbr_high_old;
-  unsigned64 tbr;
-
-  do {
-    asm volatile( "mftbu %0" : "=r" (tbr_high_old));
-    asm volatile( "mftb  %0" : "=r" (tbr_low));
-    asm volatile( "mftbu %0" : "=r" (tbr_high));
-  } while ( tbr_high_old != tbr_high );
-
-  tbr = tbr_high;
-  tbr <<= 32;
-  tbr |= tbr_low;
-  return tbr;
-}
-
 #endif /* ndef ASM */