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#!/usr/bin/env python3
import sys
ramconfigs = (
'4g_hynix_1600s',
'1g_samsung_1600',
'4g_samsung_1600s',
'1g_hynix_1600',
'4g_elpida_1600s',
'2g_samsung_1600',
'2g_samsung_1333',
'2g_hynix_1600',
'4g_samsung_1600',
'4g_hynix_1600',
'2g_elpida_1600s',
'2g_elpida_1600',
'4g_elpida_1600',
'2g_samsung_1600s',
'2g_hynix_1600s'
)
def main():
reg = None
for line in sys.stdin:
line = line.strip()
if not line.endswith('(GPIO_LVL3)'):
continue
reg = int(line.split(' ')[1], 16)
break
if reg is None:
raise Exceptions("failed to parse gpio registers")
# GPIO68..GPIO71
ramcfg = (reg >> 4) & 0xf
# reverse bit order
ramcfg = int('{:04b}'.format(ramcfg)[::-1], 2)
if ramcfg >= len(ramconfigs):
print("unsupported memory configuration %d" % ramcfg)
else:
print(ramconfigs[ramcfg])
if __name__ == '__main__':
main()
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