# set args 0x1FF80 0x80 0x30
# source gdb/z.py

import gdb
import sys

# Parse arguments from the GDB command
args = gdb.string_to_argv(gdb.parameter("args"))
if len(args) != 3:
    print("Usage: source gdb/zero_with_params.py <start_address> <num_bytes> <pattern>")
else:
    start_address = int(args[0], 16)  # Convert start address from hex to int
    num_bytes = int(args[1], 16)      # Convert number of bytes from hex to int
    pattern = int(args[2], 16)        # Convert pattern from hex to int
    
    for i in range(num_bytes):
        gdb.execute("set *((char*)%d + %d) = %d" % (start_address, i, pattern))