1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2 /* 3 * Diag ioctls and its associated structures definitions. 4 * 5 * Copyright IBM Corp. 2024 6 */ 7 8 #ifndef __S390_UAPI_ASM_DIAG_H 9 #define __S390_UAPI_ASM_DIAG_H 10 11 #include <linux/types.h> 12 13 #define DIAG_MAGIC_STR 'D' 14 15 struct diag324_pib { 16 __u64 address; 17 __u64 sequence; 18 }; 19 20 struct diag310_memtop { 21 __u64 address; 22 __u64 nesting_lvl; 23 }; 24 25 /* Diag ioctl definitions */ 26 #define DIAG324_GET_PIBBUF _IOWR(DIAG_MAGIC_STR, 0x77, struct diag324_pib) 27 #define DIAG324_GET_PIBLEN _IOR(DIAG_MAGIC_STR, 0x78, size_t) 28 #define DIAG310_GET_STRIDE _IOR(DIAG_MAGIC_STR, 0x79, size_t) 29 #define DIAG310_GET_MEMTOPLEN _IOWR(DIAG_MAGIC_STR, 0x7a, size_t) 30 #define DIAG310_GET_MEMTOPBUF _IOWR(DIAG_MAGIC_STR, 0x7b, struct diag310_memtop) 31 32 #endif /* __S390_UAPI_ASM_DIAG_H */ 33