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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-01-28 12:10:08 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-04 10:06:35 +0100 |
| commit | 022851aba54d32831feaff13deb3d9943e130eee (patch) | |
| tree | c1d6a8404dae393bd147790f6a9cf09c2f327b5a /cpukit/score/cpu/sparc64 | |
| parent | bsps: Thread-local storage (TLS) for linkcmds (diff) | |
| download | rtems-022851aba54d32831feaff13deb3d9943e130eee.tar.bz2 | |
Add thread-local storage (TLS) support
Tested and implemented on ARM, m68k, PowerPC and SPARC. Other
architectures need more work.
Diffstat (limited to 'cpukit/score/cpu/sparc64')
| -rw-r--r-- | cpukit/score/cpu/sparc64/cpu.c | 10 | ||||
| -rw-r--r-- | cpukit/score/cpu/sparc64/rtems/score/cpu.h | 3 |
2 files changed, 11 insertions, 2 deletions
diff --git a/cpukit/score/cpu/sparc64/cpu.c b/cpukit/score/cpu/sparc64/cpu.c index 94f9340614..d7c2f47904 100644 --- a/cpukit/score/cpu/sparc64/cpu.c +++ b/cpukit/score/cpu/sparc64/cpu.c @@ -20,6 +20,7 @@ #include <rtems/system.h> #include <rtems/asm.h> #include <rtems/score/isr.h> +#include <rtems/score/tls.h> #include <rtems/rtems/cache.h> /* @@ -65,7 +66,8 @@ void _CPU_Context_Initialize( uint32_t size, uint32_t new_level, void *entry_point, - bool is_fp + bool is_fp, + void *tls_area ) { uint64_t stack_high; /* highest "stack aligned" address */ @@ -99,4 +101,10 @@ void _CPU_Context_Initialize( * thread can have an _ISR_Dispatch stack frame on its stack. */ the_context->isr_dispatch_disable = 0; + + if ( tls_area != NULL ) { + void *tcb = _TLS_TCB_after_tls_block_initialize( tls_area ); + + the_context->g7 = (uintptr_t) tcb; + } } diff --git a/cpukit/score/cpu/sparc64/rtems/score/cpu.h b/cpukit/score/cpu/sparc64/rtems/score/cpu.h index 8d3e27318b..22ec97d17a 100644 --- a/cpukit/score/cpu/sparc64/rtems/score/cpu.h +++ b/cpukit/score/cpu/sparc64/rtems/score/cpu.h @@ -838,7 +838,8 @@ void _CPU_Context_Initialize( uint32_t size, uint32_t new_level, void *entry_point, - bool is_fp + bool is_fp, + void *tls_area ); /* |