cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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hv-24x7-catalog.h (1868B)


      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
      5#include <linux/types.h>
      6
      7/* From document "24x7 Event and Group Catalog Formats Proposal" v0.15 */
      8
      9struct hv_24x7_catalog_page_0 {
     10#define HV_24X7_CATALOG_MAGIC 0x32347837 /* "24x7" in ASCII */
     11	__be32 magic;
     12	__be32 length; /* In 4096 byte pages */
     13	__be64 version; /* XXX: arbitrary? what's the meaning/useage/purpose? */
     14	__u8 build_time_stamp[16]; /* "YYYYMMDDHHMMSS\0\0" */
     15	__u8 reserved2[32];
     16	__be16 schema_data_offs; /* in 4096 byte pages */
     17	__be16 schema_data_len;  /* in 4096 byte pages */
     18	__be16 schema_entry_count;
     19	__u8 reserved3[2];
     20	__be16 event_data_offs;
     21	__be16 event_data_len;
     22	__be16 event_entry_count;
     23	__u8 reserved4[2];
     24	__be16 group_data_offs; /* in 4096 byte pages */
     25	__be16 group_data_len;  /* in 4096 byte pages */
     26	__be16 group_entry_count;
     27	__u8 reserved5[2];
     28	__be16 formula_data_offs; /* in 4096 byte pages */
     29	__be16 formula_data_len;  /* in 4096 byte pages */
     30	__be16 formula_entry_count;
     31	__u8 reserved6[2];
     32} __packed;
     33
     34struct hv_24x7_event_data {
     35	__be16 length; /* in bytes, must be a multiple of 16 */
     36	__u8 reserved1[2];
     37	__u8 domain; /* Chip = 1, Core = 2 */
     38	__u8 reserved2[1];
     39	__be16 event_group_record_offs; /* in bytes, must be 8 byte aligned */
     40	__be16 event_group_record_len; /* in bytes */
     41
     42	/* in bytes, offset from event_group_record */
     43	__be16 event_counter_offs;
     44
     45	/* verified_state, unverified_state, caveat_state, broken_state, ... */
     46	__be32 flags;
     47
     48	__be16 primary_group_ix;
     49	__be16 group_count;
     50	__be16 event_name_len;
     51	__u8 remainder[];
     52	/* __u8 event_name[event_name_len - 2]; */
     53	/* __be16 event_description_len; */
     54	/* __u8 event_desc[event_description_len - 2]; */
     55	/* __be16 detailed_desc_len; */
     56	/* __u8 detailed_desc[detailed_desc_len - 2]; */
     57} __packed;
     58
     59#endif