24.24. Obsolete Configuration Options — RTEMS Classic API Guide 5.4-rc2 (21st August 2026) documentation

# 24.24. Obsolete Configuration Options

## 24.24.1. CONFIGURE_BDBUF_BUFFER_COUNT

This configuration option was introduced in RTEMS 4.7.0 and is obsolete since RTEMS 4.10.0.

## 24.24.2. CONFIGURE_BDBUF_BUFFER_SIZE

This configuration option was introduced in RTEMS 4.7.0 and is obsolete since RTEMS 4.10.0.

## 24.24.3. CONFIGURE_DISABLE_CLASSIC_API_NOTEPADS

This configuration option was introduced in RTEMS 4.9.0 and is obsolete since RTEMS 5.1.

## 24.24.4. CONFIGURE_ENABLE_GO

This configuration option is obsolete since RTEMS 5.1.

## 24.24.5. CONFIGURE_GNAT_RTEMS

This configuration option was present in all RTEMS versions since 1997 and is obsolete since RTEMS 5.1. See also Ada Configuration.

## 24.24.6. CONFIGURE_HAS_OWN_CONFIGURATION_TABLE

This configuration option is obsolete since RTEMS 5.1.

## 24.24.7. CONFIGURE_HAS_OWN_BDBUF_TABLE

This configuration option was introduced in RTEMS 4.7.0 and is obsolete since RTEMS 4.10.0.

## 24.24.8. CONFIGURE_HAS_OWN_DEVICE_DRIVER_TABLE

This configuration option was present in all RTEMS versions since at least 1995 and is obsolete since RTEMS 5.1.

## 24.24.9. CONFIGURE_HAS_OWN_INIT_TASK_TABLE

This configuration option was present in all RTEMS versions since at least 1995 and is obsolete since RTEMS 5.1. If you used this configuration option or you think that there should be a way to configure more than one Classic API initialization task, then please ask on the Users Mailing List.

## 24.24.10. CONFIGURE_HAS_OWN_MOUNT_TABLE

This configuration option is obsolete since RTEMS 5.1.

## 24.24.11. CONFIGURE_HAS_OWN_MULTIPROCESSING_TABLE

This configuration option is obsolete since RTEMS 5.1.

## 24.24.12. CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS

This configuration option was present in all RTEMS versions since 1998 and is obsolete since RTEMS 5.1. See also CONFIGURE_MAXIMUM_FILE_DESCRIPTORS.

## 24.24.13. CONFIGURE_MAXIMUM_ADA_TASKS

This configuration option was present in all RTEMS versions since 1997 and is obsolete since RTEMS 5.1. See also Ada Configuration.

## 24.24.14. CONFIGURE_MAXIMUM_DEVICES

This configuration option was present in all RTEMS versions since at least 1995 and is obsolete since RTEMS 5.1.

## 24.24.15. CONFIGURE_MAXIMUM_FAKE_ADA_TASKS

This configuration option was present in all RTEMS versions since 1997 and is obsolete since RTEMS 5.1. See also Ada Configuration.

## 24.24.16. CONFIGURE_MAXIMUM_GO_CHANNELS

This configuration option is obsolete since RTEMS 5.1.

## 24.24.17. CONFIGURE_MAXIMUM_GOROUTINES

This configuration option is obsolete since RTEMS 5.1.

## 24.24.18. CONFIGURE_MAXIMUM_MRSP_SEMAPHORES

This configuration option is obsolete since RTEMS 5.1.

## 24.24.19. CONFIGURE_NUMBER_OF_TERMIOS_PORTS

This configuration option is obsolete since RTEMS 5.1.

## 24.24.20. CONFIGURE_MAXIMUM_POSIX_BARRIERS

This configuration option is obsolete since RTEMS 5.1.

## 24.24.21. CONFIGURE_MAXIMUM_POSIX_CONDITION_VARIABLES

This configuration option is obsolete since RTEMS 5.1.

## 24.24.22. CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUE_DESCRIPTORS

This configuration option was introduced in RTEMS 4.10.0 and is obsolete since RTEMS 5.1.

## 24.24.23. CONFIGURE_MAXIMUM_POSIX_MUTEXES

This configuration option is obsolete since RTEMS 5.1.

## 24.24.24. CONFIGURE_MAXIMUM_POSIX_RWLOCKS

This configuration option is obsolete since RTEMS 5.1.

## 24.24.25. CONFIGURE_MAXIMUM_POSIX_SPINLOCKS

This configuration option is obsolete since RTEMS 5.1.

## 24.24.26. CONFIGURE_POSIX_HAS_OWN_INIT_THREAD_TABLE

This configuration option was present in all RTEMS versions since at least 1995 and is obsolete since RTEMS 5.1. If you used this configuration option or you think that there should be a way to configure more than one POSIX initialization thread, then please ask on the Users Mailing List.

## 24.24.27. CONFIGURE_SMP_APPLICATION

This configuration option was introduced in RTEMS 4.11.0 and is obsolete since RTEMS 5.1.

## 24.24.28. CONFIGURE_SMP_MAXIMUM_PROCESSORS

This configuration option was introduced in RTEMS 4.11.0 and is obsolete since RTEMS 5.1. See also CONFIGURE_MAXIMUM_PROCESSORS.

## 24.24.29. CONFIGURE_TERMIOS_DISABLED

This configuration option is obsolete since RTEMS 5.1.