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authorCurtis Dunham <Curtis.Dunham@arm.com>2016-12-19 11:03:27 -0600
committerCurtis Dunham <Curtis.Dunham@arm.com>2016-12-19 11:03:27 -0600
commit19d90956eb915256fe43ec762d2d450dfdccad04 (patch)
tree15fc7466b16a4078af42c48306b5ab20dbc189a8 /util
parentbbd3703fbb3a1f9034143de471eca66a6a497fbb (diff)
downloadgem5-19d90956eb915256fe43ec762d2d450dfdccad04.tar.xz
arm: update AArch{64,32} register mappings
Change-Id: Idaaaeb3f7b1a0bdbf18d8e2d46686c78bb411317 Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Diffstat (limited to 'util')
-rw-r--r--util/cpt_upgraders/arm-sysreg-mapping-ns.py72
1 files changed, 72 insertions, 0 deletions
diff --git a/util/cpt_upgraders/arm-sysreg-mapping-ns.py b/util/cpt_upgraders/arm-sysreg-mapping-ns.py
new file mode 100644
index 000000000..a9aac389d
--- /dev/null
+++ b/util/cpt_upgraders/arm-sysreg-mapping-ns.py
@@ -0,0 +1,72 @@
+# Copyright (c) 2016 ARM Limited
+# All rights reserved
+#
+# The license below extends only to copyright in the software and shall
+# not be construed as granting a license to any other intellectual
+# property including but not limited to intellectual property relating
+# to a hardware implementation of the functionality of the software
+# licensed hereunder. You may use the software subject to the license
+# terms below provided that you ensure that this notice is replicated
+# unmodified and in its entirety in all distributions of the software,
+# modified or unmodified, in source code or in binary form.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met: redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer;
+# redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution;
+# neither the name of the copyright holders nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+# reflect updated register mappings for ARM ISA
+def upgrader(cpt):
+ if cpt.get('root','isa') == 'arm':
+ for sec in cpt.sections():
+ import re
+ # Search for all ISA sections
+ if re.search('.*sys.*\.cpu.*\.isa\d*$', sec):
+ mr = cpt.get(sec, 'miscRegs').split()
+ if int(mr[0]) & 16 == 0: # CPSR reg width; 0 for AArch64
+ mr[112] = mr[111] # ACTLR_NS = ACTLR
+ mr[146] = mr[145] # ADFSR_NS = ADFSR
+ mr[149] = mr[148] # AIFSR_NS = AIFSR
+ mr[253] = mr[252] # AMAIR0_NS = AMAIR0
+ mr[289] = mr[288] # CNTP_CTL_NS = CNTP_CTL
+ mr[313] = mr[312] # CNTP_CVAL_NS = CNTP_CVAL
+ mr[286] = mr[285] # CNTP_TVAL_NS = CNTP_TVAL
+ mr[271] = mr[270] # CONTEXTIDR_NS = CONTEXTIDR
+ mr[104] = mr[103] # CSSELR_NS = CSSELR
+ mr[137] = mr[136] # DACR_NS = DACR
+ mr[155] = mr[154] # DFAR_NS = DFAR
+ mr[158] = mr[157] # IFAR_NS = IFAR
+ mr[143] = mr[142] # IFSR_NS = IFSR
+ mr[247] = mr[246] # NMRR_NS = NMRR
+ mr[166] = mr[165] # PAR_NS = PAR
+ mr[241] = mr[240] # PRRR_NS = PRRR
+ mr[ 4] = mr[424] # SPSR_SVC = SPSR_EL1
+ mr[ 7] = mr[435] # SPSR_HYP = SPSR_EL2
+ mr[ 5] = mr[442] # SPSR_MON = SPSR_EL3
+ mr[277] = mr[276] # TPIDRURO_NS = TPIDRURO
+ mr[280] = mr[279] # TPIDRPRW_NS = TPIDRPRW
+ mr[274] = mr[273] # TPIDRURW_NS = TPIDRURW
+ mr[132] = mr[131] # TTBCR_NS = TTBCR
+ mr[126] = mr[125] # TTBR0_NS = TTBR0
+ mr[129] = mr[128] # TTBR1_NS = TTBR1
+ mr[263] = mr[262] # VBAR_NS = VBAR
+
+ cpt.set(sec, 'miscRegs', ' '.join(str(x) for x in mr))