24 lines
688 B
Python
24 lines
688 B
Python
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import array, time, ctypes, struct, random
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from hexdump import hexdump
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from tinygrad.runtime.support.usb import ASM24Controller, WriteOp, ScsiWriteOp
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from tinygrad.runtime.autogen import pci
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from tinygrad.helpers import Timing
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from tinygrad import Device
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usb = ASM24Controller()
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def real_scsi_write():
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self.exec_ops([ScsiWriteOp(buf, lba)])
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for i in range(256):
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xxx = (ctypes.c_uint8 * 4096)()
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dfg = random.randint(0, 255)
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for i in range(len(xxx)): xxx[i] = dfg
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# print(dfg, usb.read(0xf000, 0x10))
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st = time.perf_counter_ns()
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usb.scsi_write(bytes(xxx), lba=0x1000 + i)
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en = time.perf_counter_ns()
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print("mb/s is ", (0x1000) / (en - st) * 1e9 / 1024 / 1024)
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exit(0)
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