mirror of https://gitee.com/openkylin/linux.git
110 lines
2.6 KiB
C
110 lines
2.6 KiB
C
#ifndef LINUX_POWERPC_PERF_HV_24X7_H_
|
|
#define LINUX_POWERPC_PERF_HV_24X7_H_
|
|
|
|
#include <linux/types.h>
|
|
|
|
enum hv_perf_domains {
|
|
#define DOMAIN(n, v, x, c) HV_PERF_DOMAIN_##n = v,
|
|
#include "hv-24x7-domains.h"
|
|
#undef DOMAIN
|
|
};
|
|
|
|
struct hv_24x7_request {
|
|
/* PHYSICAL domains require enabling via phyp/hmc. */
|
|
__u8 performance_domain;
|
|
__u8 reserved[0x1];
|
|
|
|
/* bytes to read starting at @data_offset. must be a multiple of 8 */
|
|
__be16 data_size;
|
|
|
|
/*
|
|
* byte offset within the perf domain to read from. must be 8 byte
|
|
* aligned
|
|
*/
|
|
__be32 data_offset;
|
|
|
|
/*
|
|
* only valid for VIRTUAL_PROCESSOR domains, ignored for others.
|
|
* -1 means "current partition only"
|
|
* Enabling via phyp/hmc required for non-"-1" values. 0 forbidden
|
|
* unless requestor is 0.
|
|
*/
|
|
__be16 starting_lpar_ix;
|
|
|
|
/*
|
|
* Ignored when @starting_lpar_ix == -1
|
|
* Ignored when @performance_domain is not VIRTUAL_PROCESSOR_*
|
|
* -1 means "infinite" or all
|
|
*/
|
|
__be16 max_num_lpars;
|
|
|
|
/* chip, core, or virtual processor based on @performance_domain */
|
|
__be16 starting_ix;
|
|
__be16 max_ix;
|
|
} __packed;
|
|
|
|
struct hv_24x7_request_buffer {
|
|
/* 0 - ? */
|
|
/* 1 - ? */
|
|
#define HV_24X7_IF_VERSION_CURRENT 0x01
|
|
__u8 interface_version;
|
|
__u8 num_requests;
|
|
__u8 reserved[0xE];
|
|
struct hv_24x7_request requests[];
|
|
} __packed;
|
|
|
|
struct hv_24x7_result_element {
|
|
__be16 lpar_ix;
|
|
|
|
/*
|
|
* represents the core, chip, or virtual processor based on the
|
|
* request's @performance_domain
|
|
*/
|
|
__be16 domain_ix;
|
|
|
|
/* -1 if @performance_domain does not refer to a virtual processor */
|
|
__be32 lpar_cfg_instance_id;
|
|
|
|
/* size = @result_element_data_size of cointaining result. */
|
|
__u8 element_data[];
|
|
} __packed;
|
|
|
|
struct hv_24x7_result {
|
|
__u8 result_ix;
|
|
|
|
/*
|
|
* 0 = not all result elements fit into the buffer, additional requests
|
|
* required
|
|
* 1 = all result elements were returned
|
|
*/
|
|
__u8 results_complete;
|
|
__be16 num_elements_returned;
|
|
|
|
/* This is a copy of @data_size from the coresponding hv_24x7_request */
|
|
__be16 result_element_data_size;
|
|
__u8 reserved[0x2];
|
|
|
|
/* WARNING: only valid for first result element due to variable sizes
|
|
* of result elements */
|
|
/* struct hv_24x7_result_element[@num_elements_returned] */
|
|
struct hv_24x7_result_element elements[];
|
|
} __packed;
|
|
|
|
struct hv_24x7_data_result_buffer {
|
|
/* See versioning for request buffer */
|
|
__u8 interface_version;
|
|
|
|
__u8 num_results;
|
|
__u8 reserved[0x1];
|
|
__u8 failing_request_ix;
|
|
__be32 detailed_rc;
|
|
__be64 cec_cfg_instance_id;
|
|
__be64 catalog_version_num;
|
|
__u8 reserved2[0x8];
|
|
/* WARNING: only valid for the first result due to variable sizes of
|
|
* results */
|
|
struct hv_24x7_result results[]; /* [@num_results] */
|
|
} __packed;
|
|
|
|
#endif
|