1 /* 2 * This file is auto-generated. Modifications will be lost. 3 * 4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/ 5 * for more information. 6 */ 7 #ifndef _UAPI_MISC_CXL_H 8 #define _UAPI_MISC_CXL_H 9 #include <linux/types.h> 10 #include <linux/ioctl.h> 11 struct cxl_ioctl_start_work { 12 __u64 flags; 13 __u64 work_element_descriptor; 14 __u64 amr; 15 __s16 num_interrupts; 16 __u16 tid; 17 __s32 reserved1; 18 __u64 reserved2; 19 __u64 reserved3; 20 __u64 reserved4; 21 __u64 reserved5; 22 }; 23 #define CXL_START_WORK_AMR 0x0000000000000001ULL 24 #define CXL_START_WORK_NUM_IRQS 0x0000000000000002ULL 25 #define CXL_START_WORK_ERR_FF 0x0000000000000004ULL 26 #define CXL_START_WORK_TID 0x0000000000000008ULL 27 #define CXL_START_WORK_ALL (CXL_START_WORK_AMR | CXL_START_WORK_NUM_IRQS | CXL_START_WORK_ERR_FF | CXL_START_WORK_TID) 28 #define CXL_MODE_DEDICATED 0x1 29 #define CXL_MODE_DIRECTED 0x2 30 #define CXL_AFUID_FLAG_SLAVE 0x1 31 struct cxl_afu_id { 32 __u64 flags; 33 __u32 card_id; 34 __u32 afu_offset; 35 __u32 afu_mode; 36 __u32 reserved1; 37 __u64 reserved2; 38 __u64 reserved3; 39 __u64 reserved4; 40 __u64 reserved5; 41 __u64 reserved6; 42 }; 43 #define CXL_AI_NEED_HEADER 0x0000000000000001ULL 44 #define CXL_AI_ALL CXL_AI_NEED_HEADER 45 #define CXL_AI_HEADER_SIZE 128 46 #define CXL_AI_BUFFER_SIZE 4096 47 #define CXL_AI_MAX_ENTRIES 256 48 #define CXL_AI_MAX_CHUNK_SIZE (CXL_AI_BUFFER_SIZE * CXL_AI_MAX_ENTRIES) 49 struct cxl_adapter_image { 50 __u64 flags; 51 __u64 data; 52 __u64 len_data; 53 __u64 len_image; 54 __u64 reserved1; 55 __u64 reserved2; 56 __u64 reserved3; 57 __u64 reserved4; 58 }; 59 #define CXL_MAGIC 0xCA 60 #define CXL_IOCTL_START_WORK _IOW(CXL_MAGIC, 0x00, struct cxl_ioctl_start_work) 61 #define CXL_IOCTL_GET_PROCESS_ELEMENT _IOR(CXL_MAGIC, 0x01, __u32) 62 #define CXL_IOCTL_GET_AFU_ID _IOR(CXL_MAGIC, 0x02, struct cxl_afu_id) 63 #define CXL_IOCTL_DOWNLOAD_IMAGE _IOW(CXL_MAGIC, 0x0A, struct cxl_adapter_image) 64 #define CXL_IOCTL_VALIDATE_IMAGE _IOW(CXL_MAGIC, 0x0B, struct cxl_adapter_image) 65 #define CXL_READ_MIN_SIZE 0x1000 66 enum cxl_event_type { 67 CXL_EVENT_RESERVED = 0, 68 CXL_EVENT_AFU_INTERRUPT = 1, 69 CXL_EVENT_DATA_STORAGE = 2, 70 CXL_EVENT_AFU_ERROR = 3, 71 CXL_EVENT_AFU_DRIVER = 4, 72 }; 73 struct cxl_event_header { 74 __u16 type; 75 __u16 size; 76 __u16 process_element; 77 __u16 reserved1; 78 }; 79 struct cxl_event_afu_interrupt { 80 __u16 flags; 81 __u16 irq; 82 __u32 reserved1; 83 }; 84 struct cxl_event_data_storage { 85 __u16 flags; 86 __u16 reserved1; 87 __u32 reserved2; 88 __u64 addr; 89 __u64 dsisr; 90 __u64 reserved3; 91 }; 92 struct cxl_event_afu_error { 93 __u16 flags; 94 __u16 reserved1; 95 __u32 reserved2; 96 __u64 error; 97 }; 98 struct cxl_event_afu_driver_reserved { 99 __u32 data_size; 100 __u8 data[]; 101 }; 102 struct cxl_event { 103 struct cxl_event_header header; 104 union { 105 struct cxl_event_afu_interrupt irq; 106 struct cxl_event_data_storage fault; 107 struct cxl_event_afu_error afu_error; 108 struct cxl_event_afu_driver_reserved afu_driver_event; 109 }; 110 }; 111 #endif 112