RTOS/rtems
1
0
Fork 0
forked from Imagelibrary/rtems
Code Pull Requests Activity

powerpc: Use wrtee for e6500 multilib

Browse Source 
This reduces the code size.
This commit is contained in:
Sebastian Huber
2015-10-02 07:30:13 +02:00
parent f91fbbf4b8
commit 08317ef3ff
1 changed files with 17 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
cpukit/score/cpu/powerpc/rtems/powerpc/registers.h
View File

@@ -620,6 +620,14 @@ static inline uint32_t ppc_interrupt_get_disable_mask( void )
static inline uint32_t ppc_interrupt_disable( void )
{
uint32_t level;
#if defined(__PPC_CPU_E6500__)
__asm__ volatile (
"mfmsr %0;"
"wrteei 0"
: "=r" (level)
);
#else
uint32_t mask;
__asm__ volatile (
@@ -630,17 +638,26 @@ static inline uint32_t ppc_interrupt_disable( void )
"mtmsr %1"
: "=r" (level), "=r" (mask)
);
#endif
return level;
}
static inline void ppc_interrupt_enable( uint32_t level )
{
#if defined(__PPC_CPU_E6500__)
__asm__ volatile (
"wrtee %0"
:
: "r" (level)
);
#else
__asm__ volatile (
"mtmsr %0"
:
: "r" (level)
);
#endif
}
static inline void ppc_interrupt_flash( uint32_t level )