diff options
Diffstat (limited to 'util/cpt_upgraders')
| -rw-r--r-- | util/cpt_upgraders/arm-gicv2-banked-regs.py | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/util/cpt_upgraders/arm-gicv2-banked-regs.py b/util/cpt_upgraders/arm-gicv2-banked-regs.py new file mode 100644 index 000000000..4cdb9e3f4 --- /dev/null +++ b/util/cpt_upgraders/arm-gicv2-banked-regs.py @@ -0,0 +1,81 @@ +# 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. + +# duplicate banked registers into new per-cpu arrays. +def upgrader(cpt): + if cpt.get('root','isa') == 'arm': + for sec in cpt.sections(): + import re + + if not re.search('\.gic$', sec): + continue + cpuEnabled = cpt.get(sec, 'cpuEnabled' ).split() + + intEnabled = cpt.get(sec, 'intEnabled' ).split() + pendingInt = cpt.get(sec, 'pendingInt' ).split() + activeInt = cpt.get(sec, 'activeInt' ).split() + intPriority = cpt.get(sec, 'intPriority').split() + cpuTarget = cpt.get(sec, 'cpuTarget' ).split() + + b_intEnabled = intEnabled[0] + b_pendingInt = pendingInt[0] + b_activeInt = activeInt[0] + b_cpuTarget = cpuTarget[0:32] + + del intEnabled[0] + del pendingInt[0] + del activeInt[0] + del intPriority[0:32] # unused; overlapped with bankedIntPriority + del cpuTarget[0:32] + + cpt.set(sec, 'intEnabled', ' '.join(intEnabled)) + cpt.set(sec, 'pendingInt', ' '.join(pendingInt)) + cpt.set(sec, 'activeInt', ' '.join(activeInt)) + cpt.set(sec, 'intPriority',' '.join(intPriority)) + cpt.set(sec, 'cpuTarget', ' '.join(cpuTarget)) + + b_intPriority = cpt.get(sec, '*bankedIntPriority').split() + cpt.remove_option(sec, '*bankedIntPriority') + + for cpu in xrange(0, 255): + if cpuEnabled[cpu] == 'true': + intPriority = b_intPriority[cpu*32 : (cpu+1)*32] + new_sec = "%s.bankedRegs%u" % (sec, cpu) + cpt.add_section(new_sec) + cpt.set(new_sec, 'intEnabled', b_intEnabled) + cpt.set(new_sec, 'pendingInt', b_pendingInt) + cpt.set(new_sec, 'activeInt', b_activeInt) + cpt.set(new_sec, 'intPriority',' '.join(intPriority)) + cpt.set(new_sec, 'cpuTarget', ' '.join(b_cpuTarget)) |