1# Add the ARM CONTEXTIDR_EL2 miscreg.
2def upgrader(cpt):
3    if cpt.get('root','isa') == 'arm':
4        for sec in cpt.sections():
5            import re
6            # Search for all ISA sections
7            if re.search('.*sys.*\.cpu.*\.isa$', sec):
8                miscRegs = cpt.get(sec, 'miscRegs').split()
9                # CONTEXTIDR_EL2 defaults to 0b11111100000000000001
10                miscRegs[599:599] = [0xFC001]
11                cpt.set(sec, 'miscRegs', ' '.join(str(x) for x in miscRegs))
12
13legacy_version = 14
14