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| author | Chris Johns <chrisj@rtems.org> | 2008-06-11 08:19:13 +0000 |
|---|---|---|
| committer | Chris Johns <chrisj@rtems.org> | 2008-06-11 08:19:13 +0000 |
| commit | e339d8b718018d49b734d38e5496433cee5d097a (patch) | |
| tree | fc1d6aecb360821936790e1fba67efcdcbd971c9 /cpukit/score/cpu/m68k/rtems/score/cpu.h | |
| parent | hris Johns <chrisj@rtems.org> (diff) | |
| download | rtems-e339d8b718018d49b734d38e5496433cee5d097a.tar.bz2 | |
hris Johns <chrisj@rtems.org>
* cpu_asm.S: Add Coldfire FPU support.
* rtems/score/m68k.h: Change the Coldfire CPU defines to be based
on the instruction set. Add Tiny RTEMS support to the small memory
model RTEMS processors.
* rtems/score/cpu.h: Handle the new Tiny RTEMS support.
Diffstat (limited to 'cpukit/score/cpu/m68k/rtems/score/cpu.h')
| -rw-r--r-- | cpukit/score/cpu/m68k/rtems/score/cpu.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/cpukit/score/cpu/m68k/rtems/score/cpu.h b/cpukit/score/cpu/m68k/rtems/score/cpu.h index fcdfeffd31..084d2cf0c9 100644 --- a/cpukit/score/cpu/m68k/rtems/score/cpu.h +++ b/cpukit/score/cpu/m68k/rtems/score/cpu.h @@ -276,7 +276,12 @@ SCORE_EXTERN _CPU_ISR_handler_entry _CPU_ISR_jump_table[256]; * Minimum size of a thread's stack. */ -#define CPU_STACK_MINIMUM_SIZE 4096 +#define CPU_STACK_MINIMUM_SIZE M68K_CPU_STACK_MINIMUM_SIZE + +/* + * Maximum priority of a thread. Note based from 0 which is the idle task. + */ +#define CPU_PRIORITY_MAXIMUM M68K_CPU_PRIORITY_MAXIMUM /* * m68k is pretty tolerant of alignment. Just put things on 4 byte boundaries. @@ -463,7 +468,7 @@ void _CPU_Thread_Idle_body( void ); #define _CPU_Bitfield_Find_first_bit( _value, _output ) \ asm volatile( "bfffo (%1),#0,#16,%0" : "=d" (_output) : "a" (&_value)); -#elif ( M68K_HAS_ISA_APLUS == 1 ) +#elif ( __mcfisaaplus__ ) /* This is simplified by the fact that RTEMS never calls it with _value=0 */ #define _CPU_Bitfield_Find_first_bit( _value, _output ) \ asm volatile ( \ |