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#
# CDDL HEADER START
#
# The contents of this file are subject to the terms of the
# Common Development and Distribution License, Version 1.0 only
# (the "License"). You may not use this file except in compliance
# with the License.
#
# You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
# or http://www.opensolaris.org/os/licensing.
# See the License for the specific language governing permissions
# and limitations under the License.
#
# When distributing Covered Code, include this CDDL HEADER in each
# file and include the License file at usr/src/OPENSOLARIS.LICENSE.
# If applicable, add the following below this CDDL HEADER, with the
# fields enclosed by brackets "[]" replaced with your own identifying
# information: Portions Copyright [yyyy] [name of copyright owner]
#
# CDDL HEADER END
#
#
# uts/sun4u/Makefile.workarounds
#
# Copyright 2005 Sun Microsystems, Inc. All rights reserved.
# Use is subject to license terms.
#
#ident "%Z%%M% %I% %E% SMI"
#
#
# This makefile contains workaround defines to be shared
# by Makefile.sun4u and the sun4u genunix Makefile.
#
# Define the minimum cpu rev this kernel will support
# (min is 0x11 with all workarounds enabled)
WORKAROUND_DEFS = -DSPITFIRE_MINREV_SUPPORTED=0x21
# The following are required to support Spitfire <= 2.0
# WORKAROUND_DEFS += -DSF_ERRATA_23 # call causes illegal-insn
# The following are required to support Spitfire <= 2.1
WORKAROUND_DEFS += -DSF_ERRATA_30 # call causes fp-disabled
# The following are required to support all(?) Blackbirds
WORKAROUND_DEFS += -DBB_ERRATA_1 # writes to TICK_COMPARE fail
# The following is required to support all Spitfires and Blackbirds
WORKAROUND_DEFS += -DSF_ERRATA_32 # need dummy store before ldxa's
# from ASI_?TLB_*
# The following is required to support all Spitfires and Blackbirds
WORKAROUND_DEFS += -DSF_ERRATA_51 # the IMU gets
# confused by a membar #Sync
# in a delay slot
# The following is required to support all Spitfires and Blackbirds
WORKAROUND_DEFS += -DSF_ERRATA_54 # membar sync not good enough
# before ldxa from ASI_INTR_DISPATCH
# The following is required to support Spitfires and Blackbirds
WORKAROUND_DEFS += -DSF_ERRATA_57 # VA Hole
# The following is required to support all Spitfires and Blackbirds
WORKAROUND_DEFS += -DSF_V9_TABLE_28 # discrepancy in the Sparc V9 docs
# on handling of fp underflow/overflow
# Minimum supported Cheetah revision
WORKAROUND_DEFS += -DCHEETAH_MINREV_SUPPORTED=0x30
# Cheetah+ erratum 25
# Will be fixed in Cheetah++ 1.1
WORKAROUND_DEFS += -DCHEETAHPLUS_ERRATUM_25
# Interrupts not taken during fpops
# Will not be fixed in Cheetah.
WORKAROUND_DEFS += -DCHEETAH_ERRATUM_109
# PRIV bit setting not held on TO or BERR
# Will not be fixed in Cheetah.
WORKAROUND_DEFS += -DCHEETAH_ERRATUM_127
# Jalapeno Errata 85
# apply force-full-speed workaround to uni Jalapeno
# Fixed in Jalapeno 2.4
WORKAROUND_DEFS += -DJALAPENO_ERRATA_85
# The following is required to support all Cheetahs and derivatives
# Relocate ITLB t16 index 0 locked TTEs to avoid eviction.
# Will not be fixed.
WORKAROUND_DEFS += -DCHEETAHPLUS_ERRATUM_34
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