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# Copyright 2015-present Facebook. All rights reserved.
#
# This program file is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
# for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program in a file named COPYING; if not, write to the
# Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301 USA
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
import phymemory
_soc_reg_map = {}
class SCUReg(phymemory.PhyMemory):
SCU_REG_MAX = 0x1A4
SCU_ADDR_BASE = 0x1E6E2000
def __init__(self, reg):
assert 0 <= reg <= self.SCU_REG_MAX
self.reg = reg
super(SCUReg, self).__init__(self.SCU_ADDR_BASE + reg, 'SCU%X' % reg)
def soc_get_register(addr):
if addr in _soc_reg_map:
return _soc_reg_map[addr]
reg = SCUReg(addr)
_soc_reg_map[addr] = reg
return reg
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