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https://gitlab.freedesktop.org/mesa/mesa.git
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76 lines
1.9 KiB
Python
76 lines
1.9 KiB
Python
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#!/usr/bin/python3
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#
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# Copyright © 2024-2025 Tomeu Vizoso
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#
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# SPDX-License-Identifier: MIT
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import sys
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import os
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import argparse
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import struct
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from gen_parser import Parser, Reg, Enum, mask, Error
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument('--xml', type=str, required=True)
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parser.add_argument('--dump', type=str, required=True)
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args = parser.parse_args()
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p = Parser()
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try:
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p.parse("", args.xml)
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except Error as e:
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print(e, file=sys.stderr)
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exit(1)
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regs = {}
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for e in p.file:
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if isinstance(e, Reg):
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regs[e.offset] = e
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domains = {}
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for e in p.file:
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if isinstance(e, Enum):
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if e.name == "target":
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for name, val in e.values:
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domains[name] = val
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f = open(args.dump, mode='rb')
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for i in range(0, os.path.getsize(args.dump) // 8):
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cmd = f.read(8)
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(offset, value, target) = struct.unpack("<hIh", cmd)
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if offset in regs.keys():
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reg = regs[offset]
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if (target & 0xfffffffe) != domains[reg.domain]:
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print("WARNING: target 0x%x doesn't match register's domain 0x%x" % (target, domains[reg.domain]))
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print("EMIT(REG_%s, " % regs[offset].full_name.upper(), end="")
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first = True
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if value == 0 or len(reg.bitset.fields) == 1:
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print("0x%x" % value, end="")
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else:
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for field in reg.bitset.fields:
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if field.type == "boolean":
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if 1 << field.high & value:
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if not first:
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print(" | ", end="")
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print("%s_%s" % (reg.full_name.upper(), field.name.upper()), end="")
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first = False
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elif field.type == "uint":
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field_value = (value & mask(field.low, field.high)) >> field.low
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if field_value != 0:
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if not first:
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print(" | ", end="")
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print("%s_%s(%d)" % (reg.full_name.upper(), field.name.upper(), field_value), end="")
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first = False
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print(");")
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else:
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print("%x %x %x" % (target, offset, value))
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if __name__ == '__main__':
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main()
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