Mirrors_Framework/rtems
1
0
Fork 0
mirror of https://gitlab.rtems.org/rtems/rtos/rtems.git synced 2026-09-26 05:47:12 +08:00
Code Issues Packages Projects Releases Wiki Activity

(PPC_Get_timebase_register, PPC_Set_timebase_register): Remove.

Browse Source
This commit is contained in:
Ralf Corsepius
2005-02-15 15:10:30 +00:00
parent 5d9bcd5411
commit 81f88fe8a1
1 changed files with 0 additions and 37 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cpukit/score/cpu/powerpc/rtems/powerpc/registers.h
-37
View File
@@ -250,43 +250,6 @@ lidate */
#define SR14 14
#define SR15 15
#ifndef ASM
/*
* Routines to access the time base register
*/
static inline uint64_t PPC_Get_timebase_register( void )
{
uint32_t tbr_low;
uint32_t tbr_high;
uint32_t tbr_high_old;
uint64_t 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;
}
static inline void PPC_Set_timebase_register (uint64_t tbr)
{
uint32_t tbr_low;
uint32_t tbr_high;
tbr_low = (tbr & 0xffffffff) ;
tbr_high = (tbr >> 32) & 0xffffffff;
asm volatile( "mtspr 284, %0" : : "r" (tbr_low));
asm volatile( "mtspr 285, %0" : : "r" (tbr_high));
}
#endif
#define _CPU_MSR_GET( _msr_value ) \
do { \
_msr_value = 0; \