| /* kernel version support */ |
| |
| /* |
| * Copyright (c) 2015 Wind River Systems, Inc. |
| * |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| |
| #ifndef _kernel_version__h_ |
| #define _kernel_version__h_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* |
| * The kernel version has been converted from a string to a four-byte |
| * quantity that is divided into two parts. |
| * |
| * Part 1: The three most significant bytes represent the kernel's |
| * numeric version, x.y.z. These fields denote: |
| * x -- major release |
| * y -- minor release |
| * z -- patchlevel release |
| * Each of these elements must therefore be in the range 0 to 255, inclusive. |
| * |
| * Part 2: The least significant byte is reserved for future use. |
| */ |
| #define SYS_KERNEL_VER_MAJOR(ver) ((ver >> 24) & 0xFF) |
| #define SYS_KERNEL_VER_MINOR(ver) ((ver >> 16) & 0xFF) |
| #define SYS_KERNEL_VER_PATCHLEVEL(ver) ((ver >> 8) & 0xFF) |
| |
| /* kernel version routines */ |
| |
| extern uint32_t sys_kernel_version_get(void); |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* _kernel_version__h_ */ |
