From a8865f8b415788c4e9bb7f68e38d41aec0e485db Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Mon, 25 Jan 2016 10:20:28 +0100 Subject: score: Introduce CPU_CACHE_LINE_BYTES Add CPU_CACHE_LINE_BYTES for the maximum cache line size in bytes. The actual processor may use no cache or a smaller cache line size. --- cpukit/score/cpu/sparc64/rtems/score/cpu.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'cpukit/score/cpu/sparc64/rtems/score') diff --git a/cpukit/score/cpu/sparc64/rtems/score/cpu.h b/cpukit/score/cpu/sparc64/rtems/score/cpu.h index 4838cacd87..80c3466f07 100644 --- a/cpukit/score/cpu/sparc64/rtems/score/cpu.h +++ b/cpukit/score/cpu/sparc64/rtems/score/cpu.h @@ -170,6 +170,9 @@ extern "C" { #define CPU_STACK_GROWS_UP FALSE +/* FIXME: Is this the right value? */ +#define CPU_CACHE_LINE_BYTES 32 + /* * The following is the variable attribute used to force alignment * of critical data structures. On some processors it may make @@ -184,7 +187,7 @@ extern "C" { * and is 16 if quad-word fp instructions are available (e.g. LDQF). */ -#define CPU_STRUCTURE_ALIGNMENT __attribute__ ((aligned (16))) +#define CPU_STRUCTURE_ALIGNMENT RTEMS_ALIGNED( 16 ) /* * Define what is required to specify how the network to host conversion -- cgit v1.2.3