unit_conv
unit_conv(tmp, 32, clk_info_buff->cclk_ps, 1000);
unit_conv(tmp, 32, clk_info_buff->cclk_ps << clk_info_buff->tre,
unit_conv(tmp, 32,
unit_conv(tmp, 32, clk_info_buff->cclk_ps << clk_info_buff->dack_re,