Method memory_barrier

tinygrad/runtime/ops_amd.py:133–137

(self)

    return self

  def memory_barrier(self):
    pf = '0' if self.nbio.version[:2] != (7, 11) else '1'
    self.wait_reg_mem(reg=getattr(self.nbio, f'regBIF_BX_PF{pf}_GPU_HDP_FLUSH_REQ').addr[0],
                      reg_done=getattr(self.nbio, f'regBIF_BX_PF{pf}_GPU_HDP_FLUSH_DONE').addr[0], value=0xffffffff)
    return self.acquire_mem()

  def spi_config(self, tracing:bool):
    self.wreg(self.gc.regSPI_CONFIG_CNTL, ps_pkr_priority_cntl=3, exp_priority_order=3, gpr_write_priority=0x2c688,