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-rw-r--r--c/src/lib/libcpu/powerpc/ChangeLog6
-rw-r--r--c/src/lib/libcpu/powerpc/Makefile.am3
-rw-r--r--c/src/lib/libcpu/powerpc/rtems/powerpc/debugmod.h126
3 files changed, 134 insertions, 1 deletions
diff --git a/c/src/lib/libcpu/powerpc/ChangeLog b/c/src/lib/libcpu/powerpc/ChangeLog
index e859bb3d17..1e6ca297ed 100644
--- a/c/src/lib/libcpu/powerpc/ChangeLog
+++ b/c/src/lib/libcpu/powerpc/ChangeLog
@@ -1,3 +1,9 @@
+2002-05-01 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
+
+ * rtems/powerpc/debugmod.h: New file (extracted from
+ score/ppc.h).
+ * Makefile.am: Relect changes above.
+
2001-05-14 Till Straumann <strauman@slac.stanford.edu>
* shared/include/io.h: Per PR215 address the following issues:
diff --git a/c/src/lib/libcpu/powerpc/Makefile.am b/c/src/lib/libcpu/powerpc/Makefile.am
index e0c0c74187..9c7c4ae72c 100644
--- a/c/src/lib/libcpu/powerpc/Makefile.am
+++ b/c/src/lib/libcpu/powerpc/Makefile.am
@@ -4,7 +4,8 @@
ACLOCAL_AMFLAGS = -I ../../../../../aclocal
-nobase_include_HEADERS = rtems/powerpc/cache.h
+nobase_include_HEADERS = rtems/powerpc/cache.h \
+ rtems/powerpc/debugmod.h
$(PROJECT_INCLUDE):
$(mkinstalldirs) $@
diff --git a/c/src/lib/libcpu/powerpc/rtems/powerpc/debugmod.h b/c/src/lib/libcpu/powerpc/rtems/powerpc/debugmod.h
new file mode 100644
index 0000000000..3e1cbe9da0
--- /dev/null
+++ b/c/src/lib/libcpu/powerpc/rtems/powerpc/debugmod.h
@@ -0,0 +1,126 @@
+/* debugmod.h
+ *
+ * This file contains definitions for the IBM/Motorola PowerPC
+ * family members.
+ *
+ * Author: Andrew Bray <andy@i-cubed.co.uk>
+ *
+ * COPYRIGHT (c) 1995 by i-cubed ltd.
+ *
+ * MPC860 support code was added by Jay Monkman <jmonkman@frasca.com>
+ * MPC8260 support added by Andy Dachs <a.dachs@sstl.co.uk>
+ * Surrey Satellite Technology Limited
+ *
+ * To anyone who acknowledges that this file is provided "AS IS"
+ * without any express or implied warranty:
+ * permission to use, copy, modify, and distribute this file
+ * for any purpose is hereby granted without fee, provided that
+ * the above copyright notice and this notice appears in all
+ * copies, and that the name of i-cubed limited not be used in
+ * advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ * i-cubed limited makes no representations about the suitability
+ * of this software for any purpose.
+ *
+ * Derived from c/src/exec/cpu/no_cpu/no_cpu.h:
+ *
+ * COPYRIGHT (c) 1989-1997.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may in
+ * the file LICENSE in this distribution or at
+ * http://www.OARcorp.com/rtems/license.html.
+ *
+ *
+ * Note:
+ * This file is included by both C and assembler code ( -DASM )
+ *
+ * $Id$
+ */
+
+/*
+ * FIXME: This file is not used anywhere inside of RTEMS source-tree.
+ * Notify OAR if you actually use it, otherwise it might be removed in
+ * future versions of RTEMS
+ */
+
+#ifndef _rtems_powerpc_debugmod_h
+#define _rtems_powerpc_debugmod_h
+
+#warning "please read the FIXME inside of this file"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * This file contains the information required to build
+ * RTEMS for a particular member of the PowerPC family. It does
+ * this by setting variables to indicate which implementation
+ * dependent features are present in a particular member
+ * of the family.
+ *
+ * The following architectural feature definitions are defaulted
+ * unless specifically set by the model definition:
+ *
+ * + PPC_DEBUG_MODEL - PPC_DEBUG_MODEL_STANDARD
+ */
+
+/*
+ * Define the debugging assistance models found in the PPC family.
+ *
+ * Standard: single step and branch trace
+ * Single Step Only: single step only
+ * IBM 4xx: debug exception
+ */
+
+#define PPC_DEBUG_MODEL_STANDARD 1
+#define PPC_DEBUG_MODEL_SINGLE_STEP_ONLY 2
+#define PPC_DEBUG_MODEL_IBM4xx 3
+
+#elif defined(ppc403) || defined(ppc405)
+
+#define PPC_DEBUG_MODEL PPC_DEBUG_MODEL_IBM4xx
+
+#elif defined(ppc601)
+
+#define PPC_DEBUG_MODEL PPC_DEBUG_MODEL_SINGLE_STEP_ONLY
+
+#endif
+
+/*
+ * Use the default debug scheme defined in the architectural specification
+ * if another model has not been specified.
+ */
+
+#ifndef PPC_DEBUG_MODEL
+#define PPC_DEBUG_MODEL PPC_DEBUG_MODEL_STANDARD
+#endif
+
+/*
+ * Interrupt/exception MSR bits set as defined on p. 2-20 in "The Programming
+ * Environments" and the manuals for various PPC models.
+ */
+
+#if (PPC_DEBUG_MODEL == PPC_DEBUG_MODEL_STANDARD)
+#define PPC_MSR_DE 0x000000000 /* bit 22 - debug exception enable */
+#define PPC_MSR_BE 0x000000200 /* bit 22 - branch trace enable */
+#define PPC_MSR_SE 0x000000400 /* bit 21 - single step trace enable */
+#elif (PPC_DEBUG_MODEL == PPC_DEBUG_MODEL_SINGLE_STEP_ONLY)
+#define PPC_MSR_DE 0x000000000 /* bit 22 - debug exception enable */
+#define PPC_MSR_BE 0x000000200 /* bit 22 - branch trace enable */
+#define PPC_MSR_SE 0x000000000 /* bit 21 - single step trace enable */
+#elif (PPC_DEBUG_MODEL == PPC_DEBUG_MODEL_IBM4xx)
+#define PPC_MSR_DE 0x000000200 /* bit 22 - debug exception enable */
+#define PPC_MSR_BE 0x000000000 /* bit 22 - branch trace enable */
+#define PPC_MSR_SE 0x000000000 /* bit 21 - single step trace enable */
+#else
+#error "MSR constants -- unknown PPC_DEBUG_MODEL!!"
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ! _rtems_score_debugmod_h */
+/* end of include file */