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hub / github.com/tinygrad/tinygrad / _xram_write_byte

Method _xram_write_byte

test/mockgpu/usb.py:91–100  ·  view source on GitHub ↗
(self, addr:int, value:int)

Source from the content-addressed store, hash-verified

89 return bytes(self._xram[addr:addr+length])
90
91 def _xram_write_byte(self, addr:int, value:int):
92 for ctrl_addr, (host_addr, dma_size) in self._dma_regions.items():
93 if ctrl_addr <= addr < ctrl_addr + dma_size:
94 (ctypes.c_ubyte * 1).from_address(host_addr + (addr - ctrl_addr))[0] = value
95 return
96 if addr == self.TLP_STATUS:
97 self._xram[addr] &= ~value & 0xFF
98 return
99 self._xram[addr] = value
100 if addr == self.TLP_TRIGGER and value == 0x0F: self._process_tlp()
101
102 # --- TLP engine ---
103

Callers 1

process_cdbMethod · 0.95

Calls 1

_process_tlpMethod · 0.95

Tested by

no test coverage detected