| # SPDX-License-Identifier: Apache-2.0 |
| |
| # For Aarch64, multilib is not an actively pursued solution for most Linux |
| # distributions. Userspace is (generally) either 32-bit or 64-bit but not |
| # both. |
| |
| # @Intent: Call a script to get userspace wordsize for comparison with CONFIG_64BIT |
| execute_process( |
| COMMAND |
| ${PYTHON_EXECUTABLE} |
| ${ZEPHYR_BASE}/scripts/build/user_wordsize.py |
| OUTPUT_VARIABLE |
| WORDSIZE |
| OUTPUT_STRIP_TRAILING_WHITESPACE |
| ) |
| |
| if (CONFIG_64BIT) |
| if (${WORDSIZE} STREQUAL "32") |
| message(FATAL_ERROR |
| "CONFIG_64BIT=y but this Aarch64 machine has a 32-bit userspace.\n" |
| "If you were targeting native_sim/native/64, target native_sim instead.\n" |
| "Otherwise, be sure to define CONFIG_64BIT appropriately.\n" |
| ) |
| endif() |
| zephyr_compile_options(-fPIC) |
| else () |
| if (${WORDSIZE} STREQUAL "64") |
| message(FATAL_ERROR |
| "CONFIG_64BIT=n but this Aarch64 machine has a 64-bit userspace.\n" |
| "If you were targeting native_sim, target native_sim/native/64 instead.\n" |
| "Otherwise, be sure to define CONFIG_64BIT appropriately.\n" |
| ) |
| endif() |
| endif () |
