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bsps/m68k/shared/cache/cache.h: Fix warnings and clean up

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This commit is contained in:
Joel Sherrill
2018-08-17 13:30:19 -05:00
parent 9e8bba5650
commit cba349cf30
1 changed files with 43 additions and 38 deletions
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81
bsps/m68k/shared/cache/cache.h vendored
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@@ -54,7 +54,7 @@
* Used to set bits in the cacr.
*/
#define _CPU_CACR_OR(mask) \
{ \
{ \
register unsigned long _value = mask; \
register unsigned long _ctl = 0; \
__asm__ volatile ( "movec %%cacr, %0; /* read the cacr */ \
@@ -76,37 +76,39 @@
/* Only the mc68030 has a data cache; it is writethrough only. */
void _CPU_cache_flush_1_data_line ( const void * d_addr ) {}
void _CPU_cache_flush_entire_data ( void ) {}
RTEMS_INLINE_ROUTINE void _CPU_cache_flush_1_data_line(const void * d_addr) {}
RTEMS_INLINE_ROUTINE void _CPU_cache_flush_entire_data(void) {}
void _CPU_cache_invalidate_1_data_line (
const void * d_addr )
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_1_data_line(
const void * d_addr
)
{
void * p_address = (void *) _CPU_virtual_to_physical( d_addr );
__asm__ volatile ( "movec %0, %%caar" :: "a" (p_address) ); /* write caar */
_CPU_CACR_OR(0x00000400);
}
void _CPU_cache_invalidate_entire_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_entire_data(void)
{
_CPU_CACR_OR( 0x00000800 );
}
void _CPU_cache_freeze_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_freeze_data(void)
{
_CPU_CACR_OR( 0x00000200 );
}
void _CPU_cache_unfreeze_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_unfreeze_data(void)
{
_CPU_CACR_AND( 0xFFFFFDFF );
}
void _CPU_cache_enable_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_enable_data(void)
{
_CPU_CACR_OR( 0x00000100 );
}
void _CPU_cache_disable_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_disable_data(void)
{
_CPU_CACR_AND( 0xFFFFFEFF );
}
@@ -115,35 +117,36 @@ void _CPU_cache_disable_data ( void )
/* Both the 68020 and 68030 have instruction caches */
void _CPU_cache_invalidate_1_instruction_line (
const void * d_addr )
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_1_instruction_line(
const void * d_addr
)
{
void * p_address = (void *) _CPU_virtual_to_physical( d_addr );
__asm__ volatile ( "movec %0, %%caar" :: "a" (p_address) ); /* write caar */
__asm__ volatile ( "movec %0, %%caar" :: "a" (p_address) ); /* write caar */
_CPU_CACR_OR( 0x00000004 );
}
void _CPU_cache_invalidate_entire_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_entire_instruction(void)
{
_CPU_CACR_OR( 0x00000008 );
}
void _CPU_cache_freeze_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_freeze_instruction(void)
{
_CPU_CACR_OR( 0x00000002);
}
void _CPU_cache_unfreeze_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_unfreeze_instruction(void)
{
_CPU_CACR_AND( 0xFFFFFFFD );
}
void _CPU_cache_enable_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_enable_instruction(void)
{
_CPU_CACR_OR( 0x00000001 );
}
void _CPU_cache_disable_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_disable_instruction(void)
{
_CPU_CACR_AND( 0xFFFFFFFE );
}
@@ -152,64 +155,66 @@ void _CPU_cache_disable_instruction ( void )
#elif ( defined(__mc68040__) || defined (__mc68060__) )
/* Cannot be frozen */
void _CPU_cache_freeze_data ( void ) {}
void _CPU_cache_unfreeze_data ( void ) {}
void _CPU_cache_freeze_instruction ( void ) {}
void _CPU_cache_unfreeze_instruction ( void ) {}
RTEMS_INLINE_ROUTINE void _CPU_cache_freeze_data(void) {}
RTEMS_INLINE_ROUTINE void _CPU_cache_unfreeze_data(void) {}
RTEMS_INLINE_ROUTINE void _CPU_cache_freeze_instruction(void) {}
RTEMS_INLINE_ROUTINE void _CPU_cache_unfreeze_instruction(void) {}
void _CPU_cache_flush_1_data_line (
const void * d_addr )
RTEMS_INLINE_ROUTINE void _CPU_cache_flush_1_data_line(
const void * d_addr
)
{
void * p_address = (void *) _CPU_virtual_to_physical( d_addr );
__asm__ volatile ( "cpushl %%dc,(%0)" :: "a" (p_address) );
}
void _CPU_cache_invalidate_1_data_line (
const void * d_addr )
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_1_data_line(
const void * d_addr
)
{
void * p_address = (void *) _CPU_virtual_to_physical( d_addr );
__asm__ volatile ( "cinvl %%dc,(%0)" :: "a" (p_address) );
}
void _CPU_cache_flush_entire_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_flush_entire_data(void)
{
asm volatile ( "cpusha %%dc" :: );
__asm__ volatile ( "cpusha %%dc" :: );
}
void _CPU_cache_invalidate_entire_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_entire_data(void)
{
asm volatile ( "cinva %%dc" :: );
__asm__ volatile ( "cinva %%dc" :: );
}
void _CPU_cache_enable_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_enable_data(void)
{
_CPU_CACR_OR( 0x80000000 );
}
void _CPU_cache_disable_data ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_disable_data(void)
{
_CPU_CACR_AND( 0x7FFFFFFF );
}
void _CPU_cache_invalidate_1_instruction_line (
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_1_instruction_line(
const void * i_addr )
{
void * p_address = (void *) _CPU_virtual_to_physical( i_addr );
__asm__ volatile ( "cinvl %%ic,(%0)" :: "a" (p_address) );
}
void _CPU_cache_invalidate_entire_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_invalidate_entire_instruction(void)
{
asm volatile ( "cinva %%ic" :: );
__asm__ volatile ( "cinva %%ic" :: );
}
void _CPU_cache_enable_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_enable_instruction(void)
{
_CPU_CACR_OR( 0x00008000 );
}
void _CPU_cache_disable_instruction ( void )
RTEMS_INLINE_ROUTINE void _CPU_cache_disable_instruction(void)
{
_CPU_CACR_AND( 0xFFFF7FFF );
_CPU_CACR_AND( 0xFFFF7FFF );
}
#endif