63 lines
1.8 KiB
Python
Executable File
63 lines
1.8 KiB
Python
Executable File
#!/bin/python3
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import argparse
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blockBits = 6
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# create a basic class with three variables: tagBits, setBits, bankBits
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class Addr:
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def __init__(self, tagBits, setBits, bankBits):
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self.tagBits = tagBits
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self.setBits = setBits
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self.bankBits = bankBits
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def fullAddr(self, tag, set, bank):
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return ((tag << (self.setBits + self.bankBits)) | (set << self.bankBits) | bank) << blockBits
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def sepAddr(self, addr):
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addr = addr >> blockBits
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return (addr >> (self.setBits + self.bankBits), (addr >> self.bankBits) & ((1 << self.setBits) - 1), addr & ((1 << self.bankBits) - 1))
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def sepAddrHex(self, addr):
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tmp = self.sepAddr(addr)
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return (hex(tmp[0]), hex(tmp[1]), hex(tmp[2]))
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tl_test = Addr(3, 7, 0)
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sys_l2 = Addr(19, 9, 2)
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sys_l3 = Addr(16, 12, 2)
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seq = [None, tl_test, sys_l2, sys_l3]
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### main ###
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parser = argparse.ArgumentParser(description='0: fullAddr, 1: tl_test, 2: sys_l2, 3: sys_l3')
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parser.add_argument('cmd', help='e.g., 02=fullAddr to l2[tag set bank] of XS')
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parser.add_argument('addr', nargs='*', default=None, help='addr OR tag set bank')
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args = parser.parse_args()
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cmd = args.cmd
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addr = args.addr
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i = cmd[0] # input
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o = cmd[1] # output
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ii = seq[int(i)]
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oo = seq[int(o)]
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if i == '0':
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assert(len(addr) == 1)
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fullAddr = int(addr[0], 16)
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print(oo.sepAddrHex(fullAddr))
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else:
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assert(len(addr) == 3)
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tag = int(addr[0], 16)
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set = int(addr[1], 16)
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bank = int(addr[2], 16)
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fullAddr = ii.fullAddr(tag, set, bank)
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print(hex(fullAddr))
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if o != '0':
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print(oo.sepAddrHex(fullAddr))
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# examples:
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# fullAddr to L2:
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# > python3 parseAddr.py 02 0xc5170cc0
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# ('0x628b', '0x10c', '0x3')
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#
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# L2 to L3:
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# > python3 parseAddr.py 23 0x628b 0x10c 0x3
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# 0xc5170cc0
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# ('0xc51', '0x70c', '0x3')
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