prescale 1751 dev/pci/maestro.c u_int prescale = 0, divide = (freq != 0) ? (clock / freq) : ~0; prescale 1759 dev/pci/maestro.c prescale++; prescale 1762 dev/pci/maestro.c for (; prescale < 7 && divide > 2 && !(divide & 1); divide >>= 1) prescale 1763 dev/pci/maestro.c prescale++; prescale 1767 dev/pci/maestro.c (prescale << WP_TIMER_FREQ_PRESCALE_SHIFT) | (divide - 1));