From 1c07f5821e36bf65ac0d18f48b82873ce0b4211c Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Wed, 1 May 2002 23:05:49 +0000
Subject: 2002-04-30	Ralf Corsepius <corsepiu@faw.uni-ulm.de>

	* rtems/powerpc/cache.h: New file (extracted from
	old-exceptions/cpu.h)
	* Makefile.am: Relect changes above.
---
 c/src/lib/libcpu/powerpc/ChangeLog             |  6 ++++
 c/src/lib/libcpu/powerpc/Makefile.am           | 21 +++++++++++++
 c/src/lib/libcpu/powerpc/rtems/powerpc/cache.h | 42 ++++++++++++++++++++++++++
 3 files changed, 69 insertions(+)
 create mode 100644 c/src/lib/libcpu/powerpc/rtems/powerpc/cache.h

(limited to 'c/src/lib/libcpu/powerpc')

diff --git a/c/src/lib/libcpu/powerpc/ChangeLog b/c/src/lib/libcpu/powerpc/ChangeLog
index 8930dd7281..d67f245378 100644
--- a/c/src/lib/libcpu/powerpc/ChangeLog
+++ b/c/src/lib/libcpu/powerpc/ChangeLog
@@ -1,3 +1,9 @@
+2002-04-30	Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+	* rtems/powerpc/cache.h: New file (extracted from
+	old-exceptions/cpu.h)
+	* Makefile.am: Relect changes above.
+
 2002-04-18	Ralf Corsepius <corsepiu@faw.uni-ulm.de>
 
 	* shared/include/cpu.h: Removed.
diff --git a/c/src/lib/libcpu/powerpc/Makefile.am b/c/src/lib/libcpu/powerpc/Makefile.am
index 0d49358b6a..e0c0c74187 100644
--- a/c/src/lib/libcpu/powerpc/Makefile.am
+++ b/c/src/lib/libcpu/powerpc/Makefile.am
@@ -4,6 +4,25 @@
 
 ACLOCAL_AMFLAGS = -I ../../../../../aclocal
 
+nobase_include_HEADERS = rtems/powerpc/cache.h
+
+$(PROJECT_INCLUDE):
+	$(mkinstalldirs) $@
+
+$(PROJECT_INCLUDE)/rtems:
+	$(mkinstalldirs) $@
+
+$(PROJECT_INCLUDE)/rtems/powerpc:
+	$(mkinstalldirs) $@
+
+$(PROJECT_INCLUDE)/%: %
+	$(INSTALL_DATA) $< $@
+
+TMPINSTALL_FILES = $(PROJECT_INCLUDE) \
+  $(PROJECT_INCLUDE)/rtems \
+  $(PROJECT_INCLUDE)/rtems/powerpc \
+  $(nobase_include_HEADERS:%=$(PROJECT_INCLUDE)/%)
+
 ## Check configure.in for conditions to set the conditionals below
 if shared
 SHARED_LIB = shared
@@ -31,5 +50,7 @@ endif
 
 SUBDIRS = $(SHARED_LIB) $(CPU_SUBDIR) wrapup
 
+all-local: $(TMPINSTALL_FILES)
+
 include $(top_srcdir)/../../../../../automake/subdirs.am
 include $(top_srcdir)/../../../../../automake/local.am
diff --git a/c/src/lib/libcpu/powerpc/rtems/powerpc/cache.h b/c/src/lib/libcpu/powerpc/rtems/powerpc/cache.h
new file mode 100644
index 0000000000..a728bfd0e5
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/rtems/powerpc/cache.h
@@ -0,0 +1,42 @@
+/*
+ * $Id$
+ */
+
+#ifndef _rtems_powerpc_cache_h
+#define _rtems_powerpc_cache_h
+
+#include <rtems/score/ppc.h>
+
+#ifdef _OLD_EXCEPTIONS
+
+#if (PPC_D_CACHE != 0)
+#define _CPU_Data_Cache_Block_Flush( _address ) \
+  do { register void *__address = (_address); \
+       register unsigned32 _zero = 0; \
+       asm volatile ( "dcbf %0,%1" : \
+		      "=r" (_zero), "=r" (__address) : \
+                      "0" (_zero), "1" (__address) \
+       ); \
+  } while (0)
+#else
+#define _CPU_Data_Cache_Block_Flush( _address ) /* nop */
+#endif
+
+/*
+ * FIXME: This is not used anywhere.
+ */
+#if (PPC_D_CACHE != 0) 
+#define _CPU_Data_Cache_Block_Invalidate( _address ) \
+  do { register void *__address = (_address); \
+       register unsigned32 _zero = 0; \
+       asm volatile ( "dcbi %0,%1" : \
+		      "=r" (_zero), "=r" (__address) : \
+                      "0" (_zero), "1" (__address) \
+       ); \
+  } while (0)
+#else
+#define _CPU_Data_Cache_Block_Invalidate( _address ) /* nop */
+#endif
+#endif
+
+#endif
-- 
cgit v1.2.3