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powerpc: Use PPC_DEFAULT_CACHE_LINE_SIZE

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Use it for the default PPC_CACHE_ALIGNMENT.  Use it for
PPC_STRUCTURE_ALIGNMENT.
This commit is contained in:
Sebastian Huber
2014-12-23 11:34:40 +01:00
parent 7f28f23726
commit 84d3b9b0a2
3 changed files with 6 additions and 11 deletions
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10
c/src/lib/libcpu/powerpc/rtems/powerpc/powerpc.h
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@@ -78,7 +78,7 @@ extern "C" {
* unless specifically set by the model definition: * unless specifically set by the model definition:
* *
* + PPC_INTERRUPT_MAX - 16 * + PPC_INTERRUPT_MAX - 16
* + PPC_CACHE_ALIGNMENT - 32 * + PPC_CACHE_ALIGNMENT
* + PPC_LOW_POWER_MODE - PPC_LOW_POWER_MODE_NONE * + PPC_LOW_POWER_MODE - PPC_LOW_POWER_MODE_NONE
* + PPC_HAS_EXCEPTION_PREFIX - 1 * + PPC_HAS_EXCEPTION_PREFIX - 1
* + PPC_USE_MULTIPLE - 0 * + PPC_USE_MULTIPLE - 0
@@ -293,14 +293,8 @@ extern "C" {
#define PPC_INTERRUPT_MAX 16 #define PPC_INTERRUPT_MAX 16
#endif #endif
/*
* Unless specified otherwise, the cache line size is defaulted to 32.
*
* The derive the power of 2 the cache line is.
*/
#ifndef PPC_CACHE_ALIGNMENT #ifndef PPC_CACHE_ALIGNMENT
#define PPC_CACHE_ALIGNMENT 32 #define PPC_CACHE_ALIGNMENT PPC_DEFAULT_CACHE_LINE_SIZE
#endif #endif
#if (PPC_CACHE_ALIGNMENT == 16) #if (PPC_CACHE_ALIGNMENT == 16)

2
cpukit/score/cpu/powerpc/rtems/score/cpu.h
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@@ -265,8 +265,6 @@ extern "C" {
#define PPC_GPR_STORE evstdd #define PPC_GPR_STORE evstdd
#endif #endif
#define PPC_DEFAULT_CACHE_LINE_SIZE 32
#ifndef ASM #ifndef ASM
typedef struct { typedef struct {

5
cpukit/score/cpu/powerpc/rtems/score/powerpc.h
View File

@@ -73,7 +73,10 @@ extern "C" {
#endif #endif
#define PPC_ALIGNMENT 8 #define PPC_ALIGNMENT 8
#define PPC_STRUCTURE_ALIGNMENT 32
#define PPC_DEFAULT_CACHE_LINE_SIZE 32
#define PPC_STRUCTURE_ALIGNMENT PPC_DEFAULT_CACHE_LINE_SIZE
/* /*
* Application binary interfaces. * Application binary interfaces.