| /* |
| * Helper Functions |
| * |
| * Copyright (c) 2019 IBM Corp. |
| * |
| * Author(s): Jason J. Herne <jjherne@us.ibm.com> |
| * |
| * This work is licensed under the terms of the GNU GPL, version 2 or (at |
| * your option) any later version. See the COPYING file in the top-level |
| * directory. |
| */ |
| |
| #ifndef S390_CCW_HELPER_H |
| #define S390_CCW_HELPER_H |
| |
| #include "s390-ccw.h" |
| |
| /* Avoids compiler warnings when casting a pointer to a u32 */ |
| static inline uint32_t ptr2u32(void *ptr) |
| { |
| IPL_assert((uint64_t)ptr <= 0xffffffff, "ptr2u32: ptr too large"); |
| return (uint32_t)(uint64_t)ptr; |
| } |
| |
| /* Avoids compiler warnings when casting a u32 to a pointer */ |
| static inline void *u32toptr(uint32_t n) |
| { |
| return (void *)(uint64_t)n; |
| } |
| |
| #endif |
