1 /* 2 * This header was generated from the Linux kernel headers by update_headers.py, 3 * to provide necessary information from kernel to userspace, such as constants, 4 * structures, and macros, and thus, contains no copyrightable information. 5 */ 6 #ifndef _UAPI_MISC_OCXL_H 7 #define _UAPI_MISC_OCXL_H 8 #include <linux/types.h> 9 #include <linux/ioctl.h> 10 enum ocxl_event_type { 11 OCXL_AFU_EVENT_XSL_FAULT_ERROR = 0, 12 }; 13 #define OCXL_KERNEL_EVENT_FLAG_LAST 0x0001 14 struct ocxl_kernel_event_header { 15 __u16 type; 16 __u16 flags; 17 __u32 reserved; 18 }; 19 struct ocxl_kernel_event_xsl_fault_error { 20 __u64 addr; 21 __u64 dsisr; 22 __u64 count; 23 __u64 reserved; 24 }; 25 struct ocxl_ioctl_attach { 26 __u64 amr; 27 __u64 reserved1; 28 __u64 reserved2; 29 __u64 reserved3; 30 }; 31 struct ocxl_ioctl_metadata { 32 __u16 version; 33 34 __u8 afu_version_major; 35 __u8 afu_version_minor; 36 __u32 pasid; 37 __u64 pp_mmio_size; 38 __u64 global_mmio_size; 39 40 __u64 reserved[13]; 41 }; 42 struct ocxl_ioctl_p9_wait { 43 __u16 thread_id; 44 __u16 reserved1; 45 __u32 reserved2; 46 __u64 reserved3[3]; 47 }; 48 #define OCXL_IOCTL_FEATURES_FLAGS0_P9_WAIT 0x01 49 struct ocxl_ioctl_features { 50 __u64 flags[4]; 51 }; 52 struct ocxl_ioctl_irq_fd { 53 __u64 irq_offset; 54 __s32 eventfd; 55 __u32 reserved; 56 }; 57 #define OCXL_MAGIC 0xCA 58 #define OCXL_IOCTL_ATTACH _IOW(OCXL_MAGIC, 0x10, struct ocxl_ioctl_attach) 59 #define OCXL_IOCTL_IRQ_ALLOC _IOR(OCXL_MAGIC, 0x11, __u64) 60 #define OCXL_IOCTL_IRQ_FREE _IOW(OCXL_MAGIC, 0x12, __u64) 61 #define OCXL_IOCTL_IRQ_SET_FD _IOW(OCXL_MAGIC, 0x13, struct ocxl_ioctl_irq_fd) 62 #define OCXL_IOCTL_GET_METADATA _IOR(OCXL_MAGIC, 0x14, struct ocxl_ioctl_metadata) 63 #define OCXL_IOCTL_ENABLE_P9_WAIT _IOR(OCXL_MAGIC, 0x15, struct ocxl_ioctl_p9_wait) 64 #define OCXL_IOCTL_GET_FEATURES _IOR(OCXL_MAGIC, 0x16, struct ocxl_ioctl_features) 65 #endif 66