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Move CPU cache support from mcf5225x BSP to libcpu

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This commit is contained in:
Joel Sherrill
2014-10-13 16:54:12 -05:00
parent 9488c9d1f5
commit af03345cac
4 changed files with 47 additions and 30 deletions
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20
c/src/lib/libcpu/m68k/Makefile.am
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@@ -11,9 +11,10 @@ include_libcpudir = $(includedir)/libcpu
include_libcpu_HEADERS = ../shared/include/cache.h
noinst_PROGRAMS += shared/cache.rel
shared_cache_rel_SOURCES = shared/cache/cache.c shared/cache/cache_.h \
../shared/src/cache_aligned_malloc.c \
../shared/src/cache_manager.c
shared_cache_rel_SOURCES = shared/cache/cache.c
shared_cache_rel_SOURCES += shared/cache/cache_.h
shared_cache_rel_SOURCES += ../shared/src/cache_aligned_malloc.c
shared_cache_rel_SOURCES += ../shared/src/cache_manager.c
shared_cache_rel_CPPFLAGS = $(AM_CPPFLAGS) -I$(srcdir)/shared/cache
shared_cache_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
@@ -108,7 +109,7 @@ include_mcf5223x_HEADERS = mcf5223x/include/mcf5223x.h
## mcf5223x/cache
noinst_PROGRAMS += mcf5223x/cachepd.rel
mcf5223x_cachepd_rel_SOURCES = mcf5223x/cache/cachepd.c
mcf5223x_cachepd_rel_CPPFLAGS = $(AM_CPPFLAGS)
mcf5223x_cachepd_rel_CPPFLAGS = $(AM_CPPFLAGS) -I$(srcdir)/shared/cache
mcf5223x_cachepd_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
endif
@@ -116,6 +117,13 @@ if mcf5225x
## mcf5225x/include
include_mcf5225xdir = $(includedir)/mcf5225x
include_mcf5225x_HEADERS = mcf5225x/include/mcf5225x.h
# mcf5225x/cache
noinst_PROGRAMS += mcf5225x/cachepd.rel
mcf5225x_cachepd_rel_SOURCES = mcf5225x/cache/cachepd.c
mcf5225x_cachepd_rel_CPPFLAGS = $(AM_CPPFLAGS) -I$(srcdir)/shared/cache
mcf5225x_cachepd_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
# Network
if HAS_NETWORKING
include_mcf5225x_HEADERS += mcf5225x/include/fec.h
@@ -130,7 +138,7 @@ include_mcf5235_HEADERS = mcf5235/include/mcf5235.h
## mcf5235/cache
noinst_PROGRAMS += mcf5235/cachepd.rel
mcf5235_cachepd_rel_SOURCES = mcf5235/cache/cachepd.c
mcf5235_cachepd_rel_CPPFLAGS = $(AM_CPPFLAGS)
mcf5235_cachepd_rel_CPPFLAGS = $(AM_CPPFLAGS) -I$(srcdir)/shared/cache
mcf5235_cachepd_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
endif
@@ -142,7 +150,7 @@ include_mcf532x_HEADERS = mcf532x/include/mcf532x.h
## mcf532x/cache
noinst_PROGRAMS += mcf532x/cachepd.rel
mcf532x_cachepd_rel_SOURCES = mcf532x/cache/cachepd.c
mcf532x_cachepd_rel_CPPFLAGS = $(AM_CPPFLAGS)
mcf532x_cachepd_rel_CPPFLAGS = $(AM_CPPFLAGS) -I$(srcdir)/shared/cache
mcf532x_cachepd_rel_LDFLAGS = $(RTEMS_RELLDFLAGS)
endif

32
c/src/lib/libcpu/m68k/mcf5225x/cache/cachepd.c vendored Normal file
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@@ -0,0 +1,32 @@
/**
* @file
*
* Cache Management Support Routines for the MCF5225x
*/
#include <rtems.h>
#include "cache_.h"
/*
* Cannot be frozen
*/
void _CPU_cache_freeze_data(void) {}
void _CPU_cache_unfreeze_data(void) {}
void _CPU_cache_freeze_instruction(void) {}
void _CPU_cache_unfreeze_instruction(void) {}
/*
* Write-through data cache -- flushes are unnecessary
*/
void _CPU_cache_flush_1_data_line(const void *d_addr) {}
void _CPU_cache_flush_entire_data(void) {}
void _CPU_cache_enable_instruction(void) {}
void _CPU_cache_disable_instruction(void) {}
void _CPU_cache_invalidate_entire_instruction(void) {}
void _CPU_cache_invalidate_1_instruction_line(const void *addr) {}
void _CPU_cache_enable_data(void) {}
void _CPU_cache_disable_data(void) {}
void _CPU_cache_invalidate_entire_data(void) {}
void _CPU_cache_invalidate_1_data_line(const void *addr) {}