hv-24x7-catalog.h 1.8 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef LINUX_POWERPC_PERF_HV_24X7_CATALOG_H_
  3. #define LINUX_POWERPC_PERF_HV_24X7_CATALOG_H_
  4. #include <linux/types.h>
  5. /* From document "24x7 Event and Group Catalog Formats Proposal" v0.15 */
  6. struct hv_24x7_catalog_page_0 {
  7. #define HV_24X7_CATALOG_MAGIC 0x32347837 /* "24x7" in ASCII */
  8. __be32 magic;
  9. __be32 length; /* In 4096 byte pages */
  10. __be64 version; /* XXX: arbitrary? what's the meaning/useage/purpose? */
  11. __u8 build_time_stamp[16]; /* "YYYYMMDDHHMMSS\0\0" */
  12. __u8 reserved2[32];
  13. __be16 schema_data_offs; /* in 4096 byte pages */
  14. __be16 schema_data_len; /* in 4096 byte pages */
  15. __be16 schema_entry_count;
  16. __u8 reserved3[2];
  17. __be16 event_data_offs;
  18. __be16 event_data_len;
  19. __be16 event_entry_count;
  20. __u8 reserved4[2];
  21. __be16 group_data_offs; /* in 4096 byte pages */
  22. __be16 group_data_len; /* in 4096 byte pages */
  23. __be16 group_entry_count;
  24. __u8 reserved5[2];
  25. __be16 formula_data_offs; /* in 4096 byte pages */
  26. __be16 formula_data_len; /* in 4096 byte pages */
  27. __be16 formula_entry_count;
  28. __u8 reserved6[2];
  29. } __packed;
  30. struct hv_24x7_event_data {
  31. __be16 length; /* in bytes, must be a multiple of 16 */
  32. __u8 reserved1[2];
  33. __u8 domain; /* Chip = 1, Core = 2 */
  34. __u8 reserved2[1];
  35. __be16 event_group_record_offs; /* in bytes, must be 8 byte aligned */
  36. __be16 event_group_record_len; /* in bytes */
  37. /* in bytes, offset from event_group_record */
  38. __be16 event_counter_offs;
  39. /* verified_state, unverified_state, caveat_state, broken_state, ... */
  40. __be32 flags;
  41. __be16 primary_group_ix;
  42. __be16 group_count;
  43. __be16 event_name_len;
  44. __u8 remainder[];
  45. /* __u8 event_name[event_name_len - 2]; */
  46. /* __be16 event_description_len; */
  47. /* __u8 event_desc[event_description_len - 2]; */
  48. /* __be16 detailed_desc_len; */
  49. /* __u8 detailed_desc[detailed_desc_len - 2]; */
  50. } __packed;
  51. #endif