serial.h 446 B

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  1. /*
  2. * Derived from the i386 version.
  3. */
  4. /*
  5. * This assumes you have a 1.8432 MHz clock for your UART.
  6. *
  7. * It'd be nice if someone built a serial card with a 24.576 MHz
  8. * clock, since the 16550A is capable of handling a top speed of 1.5
  9. * megabits/second; but this requires the faster clock.
  10. */
  11. #define BASE_BAUD ( 1843200 / 16 )
  12. /*
  13. * All legacy serial ports should be enumerated via ACPI namespace, so
  14. * we need not list them here.
  15. */