1# Copyright (c) 2016 ARM Limited
2# All rights reserved
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
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8# licensed hereunder.  You may use the software subject to the license
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11# modified or unmodified, in source code or in binary form.
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14# modification, are permitted provided that the following conditions are
15# met: redistributions of source code must retain the above copyright
16# notice, this list of conditions and the following disclaimer;
17# redistributions in binary form must reproduce the above copyright
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20# neither the name of the copyright holders nor the names of its
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22# this software without specific prior written permission.
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35
36# duplicate banked registers into new per-cpu arrays.
37def upgrader(cpt):
38    if cpt.get('root','isa') == 'arm':
39        for sec in cpt.sections():
40            import re
41
42            if not re.search('\.gic$', sec):
43                continue
44            cpuEnabled  = cpt.get(sec, 'cpuEnabled' ).split()
45
46            intEnabled  = cpt.get(sec, 'intEnabled' ).split()
47            pendingInt  = cpt.get(sec, 'pendingInt' ).split()
48            activeInt   = cpt.get(sec, 'activeInt'  ).split()
49            intPriority = cpt.get(sec, 'intPriority').split()
50            cpuTarget   = cpt.get(sec, 'cpuTarget'  ).split()
51
52            b_intEnabled = intEnabled[0]
53            b_pendingInt = pendingInt[0]
54            b_activeInt  = activeInt[0]
55
56            del intEnabled[0]
57            del pendingInt[0]
58            del activeInt[0]
59            del intPriority[0:32] # unused; overlapped with bankedIntPriority
60            del cpuTarget[0:32]
61
62            cpt.set(sec, 'intEnabled', ' '.join(intEnabled))
63            cpt.set(sec, 'pendingInt', ' '.join(pendingInt))
64            cpt.set(sec, 'activeInt',  ' '.join(activeInt))
65            cpt.set(sec, 'intPriority',' '.join(intPriority))
66            cpt.set(sec, 'cpuTarget',  ' '.join(cpuTarget))
67
68            b_intPriority = cpt.get(sec, '*bankedIntPriority').split()
69            cpt.remove_option(sec, '*bankedIntPriority')
70
71            for cpu in xrange(0, 255):
72                if cpuEnabled[cpu] == 'true':
73                    intPriority = b_intPriority[cpu*32 : (cpu+1)*32]
74                    new_sec = "%s.bankedRegs%u" % (sec, cpu)
75                    cpt.add_section(new_sec)
76                    cpt.set(new_sec, 'intEnabled', b_intEnabled)
77                    cpt.set(new_sec, 'pendingInt', b_pendingInt)
78                    cpt.set(new_sec, 'activeInt',  b_activeInt)
79                    cpt.set(new_sec, 'intPriority',' '.join(intPriority))
80