1843e1988Sjohnlev /****************************************************************************** 2843e1988Sjohnlev * sysctl.h 3843e1988Sjohnlev * 4843e1988Sjohnlev * System management operations. For use by node control stack. 5843e1988Sjohnlev * 6843e1988Sjohnlev * Permission is hereby granted, free of charge, to any person obtaining a copy 7843e1988Sjohnlev * of this software and associated documentation files (the "Software"), to 8843e1988Sjohnlev * deal in the Software without restriction, including without limitation the 9843e1988Sjohnlev * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 10843e1988Sjohnlev * sell copies of the Software, and to permit persons to whom the Software is 11843e1988Sjohnlev * furnished to do so, subject to the following conditions: 12843e1988Sjohnlev * 13843e1988Sjohnlev * The above copyright notice and this permission notice shall be included in 14843e1988Sjohnlev * all copies or substantial portions of the Software. 15843e1988Sjohnlev * 16843e1988Sjohnlev * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17843e1988Sjohnlev * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18843e1988Sjohnlev * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19843e1988Sjohnlev * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20843e1988Sjohnlev * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 21843e1988Sjohnlev * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22843e1988Sjohnlev * DEALINGS IN THE SOFTWARE. 23843e1988Sjohnlev * 24843e1988Sjohnlev * Copyright (c) 2002-2006, K Fraser 25843e1988Sjohnlev */ 26843e1988Sjohnlev 27843e1988Sjohnlev #ifndef __XEN_PUBLIC_SYSCTL_H__ 28843e1988Sjohnlev #define __XEN_PUBLIC_SYSCTL_H__ 29843e1988Sjohnlev 30843e1988Sjohnlev #if !defined(__XEN__) && !defined(__XEN_TOOLS__) 31843e1988Sjohnlev #error "sysctl operations are intended for use by node control tools only" 32843e1988Sjohnlev #endif 33843e1988Sjohnlev 34843e1988Sjohnlev #include "xen.h" 35843e1988Sjohnlev #include "domctl.h" 36843e1988Sjohnlev 37349b53ddSStuart Maybee #define XEN_SYSCTL_INTERFACE_VERSION 0x00000006 38843e1988Sjohnlev 39843e1988Sjohnlev /* 40843e1988Sjohnlev * Read console content from Xen buffer ring. 41843e1988Sjohnlev */ 42843e1988Sjohnlev #define XEN_SYSCTL_readconsole 1 43843e1988Sjohnlev struct xen_sysctl_readconsole { 44349b53ddSStuart Maybee /* IN: Non-zero -> clear after reading. */ 45349b53ddSStuart Maybee uint8_t clear; 46349b53ddSStuart Maybee /* IN: Non-zero -> start index specified by @index field. */ 47349b53ddSStuart Maybee uint8_t incremental; 48349b53ddSStuart Maybee uint8_t pad0, pad1; 49349b53ddSStuart Maybee /* 50349b53ddSStuart Maybee * IN: Start index for consuming from ring buffer (if @incremental); 51349b53ddSStuart Maybee * OUT: End index after consuming from ring buffer. 52349b53ddSStuart Maybee */ 53349b53ddSStuart Maybee uint32_t index; 54349b53ddSStuart Maybee /* IN: Virtual address to write console data. */ 55349b53ddSStuart Maybee XEN_GUEST_HANDLE_64(char) buffer; 56349b53ddSStuart Maybee /* IN: Size of buffer; OUT: Bytes written to buffer. */ 57349b53ddSStuart Maybee uint32_t count; 58843e1988Sjohnlev }; 59843e1988Sjohnlev typedef struct xen_sysctl_readconsole xen_sysctl_readconsole_t; 60843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_readconsole_t); 61843e1988Sjohnlev 62843e1988Sjohnlev /* Get trace buffers machine base address */ 63843e1988Sjohnlev #define XEN_SYSCTL_tbuf_op 2 64843e1988Sjohnlev struct xen_sysctl_tbuf_op { 65843e1988Sjohnlev /* IN variables */ 66843e1988Sjohnlev #define XEN_SYSCTL_TBUFOP_get_info 0 67843e1988Sjohnlev #define XEN_SYSCTL_TBUFOP_set_cpu_mask 1 68843e1988Sjohnlev #define XEN_SYSCTL_TBUFOP_set_evt_mask 2 69843e1988Sjohnlev #define XEN_SYSCTL_TBUFOP_set_size 3 70843e1988Sjohnlev #define XEN_SYSCTL_TBUFOP_enable 4 71843e1988Sjohnlev #define XEN_SYSCTL_TBUFOP_disable 5 72843e1988Sjohnlev uint32_t cmd; 73843e1988Sjohnlev /* IN/OUT variables */ 74843e1988Sjohnlev struct xenctl_cpumap cpu_mask; 75843e1988Sjohnlev uint32_t evt_mask; 76843e1988Sjohnlev /* OUT variables */ 77a576ab5bSrab uint64_aligned_t buffer_mfn; 78843e1988Sjohnlev uint32_t size; 79843e1988Sjohnlev }; 80843e1988Sjohnlev typedef struct xen_sysctl_tbuf_op xen_sysctl_tbuf_op_t; 81843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_tbuf_op_t); 82843e1988Sjohnlev 83843e1988Sjohnlev /* 84843e1988Sjohnlev * Get physical information about the host machine 85843e1988Sjohnlev */ 86843e1988Sjohnlev #define XEN_SYSCTL_physinfo 3 87349b53ddSStuart Maybee /* (x86) The platform supports HVM guests. */ 88349b53ddSStuart Maybee #define _XEN_SYSCTL_PHYSCAP_hvm 0 89349b53ddSStuart Maybee #define XEN_SYSCTL_PHYSCAP_hvm (1u<<_XEN_SYSCTL_PHYSCAP_hvm) 90349b53ddSStuart Maybee /* (x86) The platform supports HVM-guest direct access to I/O devices. */ 91349b53ddSStuart Maybee #define _XEN_SYSCTL_PHYSCAP_hvm_directio 1 92349b53ddSStuart Maybee #define XEN_SYSCTL_PHYSCAP_hvm_directio (1u<<_XEN_SYSCTL_PHYSCAP_hvm_directio) 93843e1988Sjohnlev struct xen_sysctl_physinfo { 94843e1988Sjohnlev uint32_t threads_per_core; 95843e1988Sjohnlev uint32_t cores_per_socket; 96349b53ddSStuart Maybee uint32_t nr_cpus; 97843e1988Sjohnlev uint32_t nr_nodes; 98843e1988Sjohnlev uint32_t cpu_khz; 99a576ab5bSrab uint64_aligned_t total_pages; 100a576ab5bSrab uint64_aligned_t free_pages; 101a576ab5bSrab uint64_aligned_t scrub_pages; 102843e1988Sjohnlev uint32_t hw_cap[8]; 103349b53ddSStuart Maybee 104349b53ddSStuart Maybee /* 105349b53ddSStuart Maybee * IN: maximum addressable entry in the caller-provided cpu_to_node array. 106349b53ddSStuart Maybee * OUT: largest cpu identifier in the system. 107349b53ddSStuart Maybee * If OUT is greater than IN then the cpu_to_node array is truncated! 108349b53ddSStuart Maybee */ 109349b53ddSStuart Maybee uint32_t max_cpu_id; 110349b53ddSStuart Maybee /* 111349b53ddSStuart Maybee * If not NULL, this array is filled with node identifier for each cpu. 112349b53ddSStuart Maybee * If a cpu has no node information (e.g., cpu not present) then the 113349b53ddSStuart Maybee * sentinel value ~0u is written. 114349b53ddSStuart Maybee * The size of this array is specified by the caller in @max_cpu_id. 115349b53ddSStuart Maybee * If the actual @max_cpu_id is smaller than the array then the trailing 116349b53ddSStuart Maybee * elements of the array will not be written by the sysctl. 117349b53ddSStuart Maybee */ 118349b53ddSStuart Maybee XEN_GUEST_HANDLE_64(uint32) cpu_to_node; 119349b53ddSStuart Maybee 120349b53ddSStuart Maybee /* XEN_SYSCTL_PHYSCAP_??? */ 121349b53ddSStuart Maybee uint32_t capabilities; 122843e1988Sjohnlev }; 123843e1988Sjohnlev typedef struct xen_sysctl_physinfo xen_sysctl_physinfo_t; 124843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_physinfo_t); 125843e1988Sjohnlev 126843e1988Sjohnlev /* 127843e1988Sjohnlev * Get the ID of the current scheduler. 128843e1988Sjohnlev */ 129843e1988Sjohnlev #define XEN_SYSCTL_sched_id 4 130843e1988Sjohnlev struct xen_sysctl_sched_id { 131843e1988Sjohnlev /* OUT variable */ 132843e1988Sjohnlev uint32_t sched_id; 133843e1988Sjohnlev }; 134843e1988Sjohnlev typedef struct xen_sysctl_sched_id xen_sysctl_sched_id_t; 135843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_sched_id_t); 136843e1988Sjohnlev 137843e1988Sjohnlev /* Interface for controlling Xen software performance counters. */ 138843e1988Sjohnlev #define XEN_SYSCTL_perfc_op 5 139843e1988Sjohnlev /* Sub-operations: */ 140843e1988Sjohnlev #define XEN_SYSCTL_PERFCOP_reset 1 /* Reset all counters to zero. */ 141843e1988Sjohnlev #define XEN_SYSCTL_PERFCOP_query 2 /* Get perfctr information. */ 142843e1988Sjohnlev struct xen_sysctl_perfc_desc { 143843e1988Sjohnlev char name[80]; /* name of perf counter */ 144843e1988Sjohnlev uint32_t nr_vals; /* number of values for this counter */ 145843e1988Sjohnlev }; 146843e1988Sjohnlev typedef struct xen_sysctl_perfc_desc xen_sysctl_perfc_desc_t; 147843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_desc_t); 148843e1988Sjohnlev typedef uint32_t xen_sysctl_perfc_val_t; 149843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_val_t); 150843e1988Sjohnlev 151843e1988Sjohnlev struct xen_sysctl_perfc_op { 152843e1988Sjohnlev /* IN variables. */ 153843e1988Sjohnlev uint32_t cmd; /* XEN_SYSCTL_PERFCOP_??? */ 154843e1988Sjohnlev /* OUT variables. */ 155843e1988Sjohnlev uint32_t nr_counters; /* number of counters description */ 156843e1988Sjohnlev uint32_t nr_vals; /* number of values */ 157843e1988Sjohnlev /* counter information (or NULL) */ 158a576ab5bSrab XEN_GUEST_HANDLE_64(xen_sysctl_perfc_desc_t) desc; 159843e1988Sjohnlev /* counter values (or NULL) */ 160a576ab5bSrab XEN_GUEST_HANDLE_64(xen_sysctl_perfc_val_t) val; 161843e1988Sjohnlev }; 162843e1988Sjohnlev typedef struct xen_sysctl_perfc_op xen_sysctl_perfc_op_t; 163843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_op_t); 164843e1988Sjohnlev 165843e1988Sjohnlev #define XEN_SYSCTL_getdomaininfolist 6 166843e1988Sjohnlev struct xen_sysctl_getdomaininfolist { 167843e1988Sjohnlev /* IN variables. */ 168843e1988Sjohnlev domid_t first_domain; 169843e1988Sjohnlev uint32_t max_domains; 170a576ab5bSrab XEN_GUEST_HANDLE_64(xen_domctl_getdomaininfo_t) buffer; 171843e1988Sjohnlev /* OUT variables. */ 172843e1988Sjohnlev uint32_t num_domains; 173843e1988Sjohnlev }; 174843e1988Sjohnlev typedef struct xen_sysctl_getdomaininfolist xen_sysctl_getdomaininfolist_t; 175843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_getdomaininfolist_t); 176843e1988Sjohnlev 177a576ab5bSrab /* Inject debug keys into Xen. */ 178a576ab5bSrab #define XEN_SYSCTL_debug_keys 7 179a576ab5bSrab struct xen_sysctl_debug_keys { 180a576ab5bSrab /* IN variables. */ 181a576ab5bSrab XEN_GUEST_HANDLE_64(char) keys; 182a576ab5bSrab uint32_t nr_keys; 183a576ab5bSrab }; 184a576ab5bSrab typedef struct xen_sysctl_debug_keys xen_sysctl_debug_keys_t; 185a576ab5bSrab DEFINE_XEN_GUEST_HANDLE(xen_sysctl_debug_keys_t); 186a576ab5bSrab 187a576ab5bSrab /* Get physical CPU information. */ 188a576ab5bSrab #define XEN_SYSCTL_getcpuinfo 8 189a576ab5bSrab struct xen_sysctl_cpuinfo { 190349b53ddSStuart Maybee uint64_aligned_t idletime; 191a576ab5bSrab }; 192a576ab5bSrab typedef struct xen_sysctl_cpuinfo xen_sysctl_cpuinfo_t; 193a576ab5bSrab DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpuinfo_t); 194a576ab5bSrab struct xen_sysctl_getcpuinfo { 195a576ab5bSrab /* IN variables. */ 196a576ab5bSrab uint32_t max_cpus; 197a576ab5bSrab XEN_GUEST_HANDLE_64(xen_sysctl_cpuinfo_t) info; 198a576ab5bSrab /* OUT variables. */ 199a576ab5bSrab uint32_t nr_cpus; 200a576ab5bSrab }; 201a576ab5bSrab typedef struct xen_sysctl_getcpuinfo xen_sysctl_getcpuinfo_t; 202a576ab5bSrab DEFINE_XEN_GUEST_HANDLE(xen_sysctl_getcpuinfo_t); 203a576ab5bSrab 204349b53ddSStuart Maybee #define XEN_SYSCTL_availheap 9 205349b53ddSStuart Maybee struct xen_sysctl_availheap { 206349b53ddSStuart Maybee /* IN variables. */ 207349b53ddSStuart Maybee uint32_t min_bitwidth; /* Smallest address width (zero if don't care). */ 208349b53ddSStuart Maybee uint32_t max_bitwidth; /* Largest address width (zero if don't care). */ 209349b53ddSStuart Maybee int32_t node; /* NUMA node of interest (-1 for all nodes). */ 210349b53ddSStuart Maybee /* OUT variables. */ 211349b53ddSStuart Maybee uint64_aligned_t avail_bytes;/* Bytes available in the specified region. */ 212349b53ddSStuart Maybee }; 213349b53ddSStuart Maybee typedef struct xen_sysctl_availheap xen_sysctl_availheap_t; 214349b53ddSStuart Maybee DEFINE_XEN_GUEST_HANDLE(xen_sysctl_availheap_t); 215349b53ddSStuart Maybee 216349b53ddSStuart Maybee #define XEN_SYSCTL_get_pmstat 10 217349b53ddSStuart Maybee struct pm_px_val { 218349b53ddSStuart Maybee uint64_aligned_t freq; /* Px core frequency */ 219349b53ddSStuart Maybee uint64_aligned_t residency; /* Px residency time */ 220349b53ddSStuart Maybee uint64_aligned_t count; /* Px transition count */ 221349b53ddSStuart Maybee }; 222349b53ddSStuart Maybee typedef struct pm_px_val pm_px_val_t; 223349b53ddSStuart Maybee DEFINE_XEN_GUEST_HANDLE(pm_px_val_t); 224349b53ddSStuart Maybee 225349b53ddSStuart Maybee struct pm_px_stat { 226349b53ddSStuart Maybee uint8_t total; /* total Px states */ 227349b53ddSStuart Maybee uint8_t usable; /* usable Px states */ 228349b53ddSStuart Maybee uint8_t last; /* last Px state */ 229349b53ddSStuart Maybee uint8_t cur; /* current Px state */ 230349b53ddSStuart Maybee XEN_GUEST_HANDLE_64(uint64) trans_pt; /* Px transition table */ 231349b53ddSStuart Maybee XEN_GUEST_HANDLE_64(pm_px_val_t) pt; 232349b53ddSStuart Maybee }; 233349b53ddSStuart Maybee typedef struct pm_px_stat pm_px_stat_t; 234349b53ddSStuart Maybee DEFINE_XEN_GUEST_HANDLE(pm_px_stat_t); 235349b53ddSStuart Maybee 236349b53ddSStuart Maybee struct pm_cx_stat { 237349b53ddSStuart Maybee uint32_t nr; /* entry nr in triggers & residencies, including C0 */ 238349b53ddSStuart Maybee uint32_t last; /* last Cx state */ 239349b53ddSStuart Maybee uint64_aligned_t idle_time; /* idle time from boot */ 240349b53ddSStuart Maybee XEN_GUEST_HANDLE_64(uint64) triggers; /* Cx trigger counts */ 241349b53ddSStuart Maybee XEN_GUEST_HANDLE_64(uint64) residencies; /* Cx residencies */ 242349b53ddSStuart Maybee }; 243349b53ddSStuart Maybee 244349b53ddSStuart Maybee struct xen_sysctl_get_pmstat { 245349b53ddSStuart Maybee #define PMSTAT_CATEGORY_MASK 0xf0 246349b53ddSStuart Maybee #define PMSTAT_PX 0x10 247349b53ddSStuart Maybee #define PMSTAT_CX 0x20 248349b53ddSStuart Maybee #define PMSTAT_get_max_px (PMSTAT_PX | 0x1) 249349b53ddSStuart Maybee #define PMSTAT_get_pxstat (PMSTAT_PX | 0x2) 250349b53ddSStuart Maybee #define PMSTAT_reset_pxstat (PMSTAT_PX | 0x3) 251349b53ddSStuart Maybee #define PMSTAT_get_max_cx (PMSTAT_CX | 0x1) 252349b53ddSStuart Maybee #define PMSTAT_get_cxstat (PMSTAT_CX | 0x2) 253349b53ddSStuart Maybee #define PMSTAT_reset_cxstat (PMSTAT_CX | 0x3) 254349b53ddSStuart Maybee uint32_t type; 255349b53ddSStuart Maybee uint32_t cpuid; 256349b53ddSStuart Maybee union { 257349b53ddSStuart Maybee struct pm_px_stat getpx; 258349b53ddSStuart Maybee struct pm_cx_stat getcx; 259349b53ddSStuart Maybee /* other struct for tx, etc */ 260349b53ddSStuart Maybee } u; 261349b53ddSStuart Maybee }; 262349b53ddSStuart Maybee typedef struct xen_sysctl_get_pmstat xen_sysctl_get_pmstat_t; 263349b53ddSStuart Maybee DEFINE_XEN_GUEST_HANDLE(xen_sysctl_get_pmstat_t); 264349b53ddSStuart Maybee 265349b53ddSStuart Maybee /* 266349b53ddSStuart Maybee * Status codes. Must be greater than 0 to avoid confusing 267349b53ddSStuart Maybee * sysctl callers that see 0 as a plain successful return. 268349b53ddSStuart Maybee */ 269349b53ddSStuart Maybee #define XEN_CPU_HOTPLUG_STATUS_OFFLINE 1 270349b53ddSStuart Maybee #define XEN_CPU_HOTPLUG_STATUS_ONLINE 2 271349b53ddSStuart Maybee #define XEN_CPU_HOTPLUG_STATUS_NEW 3 272349b53ddSStuart Maybee 273349b53ddSStuart Maybee #define XEN_SYSCTL_cpu_hotplug 11 274349b53ddSStuart Maybee struct xen_sysctl_cpu_hotplug { 275349b53ddSStuart Maybee /* IN variables */ 276349b53ddSStuart Maybee uint32_t cpu; /* Physical cpu. */ 277349b53ddSStuart Maybee #define XEN_SYSCTL_CPU_HOTPLUG_ONLINE 0 278349b53ddSStuart Maybee #define XEN_SYSCTL_CPU_HOTPLUG_OFFLINE 1 279349b53ddSStuart Maybee #define XEN_SYSCTL_CPU_HOTPLUG_STATUS 2 280349b53ddSStuart Maybee uint32_t op; /* hotplug opcode */ 281349b53ddSStuart Maybee }; 282349b53ddSStuart Maybee typedef struct xen_sysctl_cpu_hotplug xen_sysctl_cpu_hotplug_t; 283349b53ddSStuart Maybee DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpu_hotplug_t); 284349b53ddSStuart Maybee 285*ad09f8b8SMark Johnson /* 286*ad09f8b8SMark Johnson * Get/set xen power management, include 287*ad09f8b8SMark Johnson * 1. cpufreq governors and related parameters 288*ad09f8b8SMark Johnson */ 289*ad09f8b8SMark Johnson #define XEN_SYSCTL_pm_op 12 290*ad09f8b8SMark Johnson struct xen_userspace { 291*ad09f8b8SMark Johnson uint32_t scaling_setspeed; 292*ad09f8b8SMark Johnson }; 293*ad09f8b8SMark Johnson typedef struct xen_userspace xen_userspace_t; 294*ad09f8b8SMark Johnson 295*ad09f8b8SMark Johnson struct xen_ondemand { 296*ad09f8b8SMark Johnson uint32_t sampling_rate_max; 297*ad09f8b8SMark Johnson uint32_t sampling_rate_min; 298*ad09f8b8SMark Johnson 299*ad09f8b8SMark Johnson uint32_t sampling_rate; 300*ad09f8b8SMark Johnson uint32_t up_threshold; 301*ad09f8b8SMark Johnson }; 302*ad09f8b8SMark Johnson typedef struct xen_ondemand xen_ondemand_t; 303*ad09f8b8SMark Johnson 304*ad09f8b8SMark Johnson /* 305*ad09f8b8SMark Johnson * cpufreq para name of this structure named 306*ad09f8b8SMark Johnson * same as sysfs file name of native linux 307*ad09f8b8SMark Johnson */ 308*ad09f8b8SMark Johnson #define CPUFREQ_NAME_LEN 16 309*ad09f8b8SMark Johnson struct xen_get_cpufreq_para { 310*ad09f8b8SMark Johnson /* IN/OUT variable */ 311*ad09f8b8SMark Johnson uint32_t cpu_num; 312*ad09f8b8SMark Johnson uint32_t freq_num; 313*ad09f8b8SMark Johnson uint32_t gov_num; 314*ad09f8b8SMark Johnson 315*ad09f8b8SMark Johnson /* for all governors */ 316*ad09f8b8SMark Johnson /* OUT variable */ 317*ad09f8b8SMark Johnson XEN_GUEST_HANDLE_64(uint32) affected_cpus; 318*ad09f8b8SMark Johnson XEN_GUEST_HANDLE_64(uint32) scaling_available_frequencies; 319*ad09f8b8SMark Johnson XEN_GUEST_HANDLE_64(char) scaling_available_governors; 320*ad09f8b8SMark Johnson char scaling_driver[CPUFREQ_NAME_LEN]; 321*ad09f8b8SMark Johnson 322*ad09f8b8SMark Johnson uint32_t cpuinfo_cur_freq; 323*ad09f8b8SMark Johnson uint32_t cpuinfo_max_freq; 324*ad09f8b8SMark Johnson uint32_t cpuinfo_min_freq; 325*ad09f8b8SMark Johnson uint32_t scaling_cur_freq; 326*ad09f8b8SMark Johnson 327*ad09f8b8SMark Johnson char scaling_governor[CPUFREQ_NAME_LEN]; 328*ad09f8b8SMark Johnson uint32_t scaling_max_freq; 329*ad09f8b8SMark Johnson uint32_t scaling_min_freq; 330*ad09f8b8SMark Johnson 331*ad09f8b8SMark Johnson /* for specific governor */ 332*ad09f8b8SMark Johnson union { 333*ad09f8b8SMark Johnson struct xen_userspace userspace; 334*ad09f8b8SMark Johnson struct xen_ondemand ondemand; 335*ad09f8b8SMark Johnson } u; 336*ad09f8b8SMark Johnson }; 337*ad09f8b8SMark Johnson 338*ad09f8b8SMark Johnson struct xen_set_cpufreq_gov { 339*ad09f8b8SMark Johnson char scaling_governor[CPUFREQ_NAME_LEN]; 340*ad09f8b8SMark Johnson }; 341*ad09f8b8SMark Johnson 342*ad09f8b8SMark Johnson struct xen_set_cpufreq_para { 343*ad09f8b8SMark Johnson #define SCALING_MAX_FREQ 1 344*ad09f8b8SMark Johnson #define SCALING_MIN_FREQ 2 345*ad09f8b8SMark Johnson #define SCALING_SETSPEED 3 346*ad09f8b8SMark Johnson #define SAMPLING_RATE 4 347*ad09f8b8SMark Johnson #define UP_THRESHOLD 5 348*ad09f8b8SMark Johnson 349*ad09f8b8SMark Johnson uint32_t ctrl_type; 350*ad09f8b8SMark Johnson uint32_t ctrl_value; 351*ad09f8b8SMark Johnson }; 352*ad09f8b8SMark Johnson 353*ad09f8b8SMark Johnson /* Get physical CPU topology information. */ 354*ad09f8b8SMark Johnson #define INVALID_TOPOLOGY_ID (~0U) 355*ad09f8b8SMark Johnson struct xen_get_cputopo { 356*ad09f8b8SMark Johnson /* IN: maximum addressable entry in 357*ad09f8b8SMark Johnson * the caller-provided cpu_to_core/socket. 358*ad09f8b8SMark Johnson */ 359*ad09f8b8SMark Johnson uint32_t max_cpus; 360*ad09f8b8SMark Johnson XEN_GUEST_HANDLE_64(uint32) cpu_to_core; 361*ad09f8b8SMark Johnson XEN_GUEST_HANDLE_64(uint32) cpu_to_socket; 362*ad09f8b8SMark Johnson 363*ad09f8b8SMark Johnson /* OUT: number of cpus returned 364*ad09f8b8SMark Johnson * If OUT is greater than IN then the cpu_to_core/socket is truncated! 365*ad09f8b8SMark Johnson */ 366*ad09f8b8SMark Johnson uint32_t nr_cpus; 367*ad09f8b8SMark Johnson }; 368*ad09f8b8SMark Johnson 369*ad09f8b8SMark Johnson struct xen_sysctl_pm_op { 370*ad09f8b8SMark Johnson #define PM_PARA_CATEGORY_MASK 0xf0 371*ad09f8b8SMark Johnson #define CPUFREQ_PARA 0x10 372*ad09f8b8SMark Johnson 373*ad09f8b8SMark Johnson /* cpufreq command type */ 374*ad09f8b8SMark Johnson #define GET_CPUFREQ_PARA (CPUFREQ_PARA | 0x01) 375*ad09f8b8SMark Johnson #define SET_CPUFREQ_GOV (CPUFREQ_PARA | 0x02) 376*ad09f8b8SMark Johnson #define SET_CPUFREQ_PARA (CPUFREQ_PARA | 0x03) 377*ad09f8b8SMark Johnson #define GET_CPUFREQ_AVGFREQ (CPUFREQ_PARA | 0x04) 378*ad09f8b8SMark Johnson 379*ad09f8b8SMark Johnson /* get CPU topology */ 380*ad09f8b8SMark Johnson #define XEN_SYSCTL_pm_op_get_cputopo 0x20 381*ad09f8b8SMark Johnson 382*ad09f8b8SMark Johnson /* set/reset scheduler power saving option */ 383*ad09f8b8SMark Johnson #define XEN_SYSCTL_pm_op_set_sched_opt_smt 0x21 384*ad09f8b8SMark Johnson 385*ad09f8b8SMark Johnson /* cpuidle max_cstate access command */ 386*ad09f8b8SMark Johnson #define XEN_SYSCTL_pm_op_get_max_cstate 0x22 387*ad09f8b8SMark Johnson #define XEN_SYSCTL_pm_op_set_max_cstate 0x23 388*ad09f8b8SMark Johnson 389*ad09f8b8SMark Johnson /* set scheduler migration cost value */ 390*ad09f8b8SMark Johnson #define XEN_SYSCTL_pm_op_set_vcpu_migration_delay 0x24 391*ad09f8b8SMark Johnson #define XEN_SYSCTL_pm_op_get_vcpu_migration_delay 0x25 392*ad09f8b8SMark Johnson 393*ad09f8b8SMark Johnson uint32_t cmd; 394*ad09f8b8SMark Johnson uint32_t cpuid; 395*ad09f8b8SMark Johnson union { 396*ad09f8b8SMark Johnson struct xen_get_cpufreq_para get_para; 397*ad09f8b8SMark Johnson struct xen_set_cpufreq_gov set_gov; 398*ad09f8b8SMark Johnson struct xen_set_cpufreq_para set_para; 399*ad09f8b8SMark Johnson uint64_t get_avgfreq; 400*ad09f8b8SMark Johnson struct xen_get_cputopo get_topo; 401*ad09f8b8SMark Johnson uint32_t set_sched_opt_smt; 402*ad09f8b8SMark Johnson uint32_t get_max_cstate; 403*ad09f8b8SMark Johnson uint32_t set_max_cstate; 404*ad09f8b8SMark Johnson uint32_t get_vcpu_migration_delay; 405*ad09f8b8SMark Johnson uint32_t set_vcpu_migration_delay; 406*ad09f8b8SMark Johnson } u; 407*ad09f8b8SMark Johnson }; 408*ad09f8b8SMark Johnson 409*ad09f8b8SMark Johnson #define XEN_SYSCTL_page_offline_op 14 410*ad09f8b8SMark Johnson struct xen_sysctl_page_offline_op { 411*ad09f8b8SMark Johnson /* IN: range of page to be offlined */ 412*ad09f8b8SMark Johnson #define sysctl_page_offline 1 413*ad09f8b8SMark Johnson #define sysctl_page_online 2 414*ad09f8b8SMark Johnson #define sysctl_query_page_offline 3 415*ad09f8b8SMark Johnson uint32_t cmd; 416*ad09f8b8SMark Johnson uint32_t start; 417*ad09f8b8SMark Johnson uint32_t end; 418*ad09f8b8SMark Johnson /* OUT: result of page offline request */ 419*ad09f8b8SMark Johnson /* 420*ad09f8b8SMark Johnson * bit 0~15: result flags 421*ad09f8b8SMark Johnson * bit 16~31: owner 422*ad09f8b8SMark Johnson */ 423*ad09f8b8SMark Johnson XEN_GUEST_HANDLE(uint32) status; 424*ad09f8b8SMark Johnson }; 425*ad09f8b8SMark Johnson 426*ad09f8b8SMark Johnson #define PG_OFFLINE_STATUS_MASK (0xFFUL) 427*ad09f8b8SMark Johnson 428*ad09f8b8SMark Johnson /* The result is invalid, i.e. HV does not handle it */ 429*ad09f8b8SMark Johnson #define PG_OFFLINE_INVALID (0x1UL << 0) 430*ad09f8b8SMark Johnson 431*ad09f8b8SMark Johnson #define PG_OFFLINE_OFFLINED (0x1UL << 1) 432*ad09f8b8SMark Johnson #define PG_OFFLINE_PENDING (0x1UL << 2) 433*ad09f8b8SMark Johnson #define PG_OFFLINE_FAILED (0x1UL << 3) 434*ad09f8b8SMark Johnson 435*ad09f8b8SMark Johnson #define PG_ONLINE_FAILED PG_OFFLINE_FAILED 436*ad09f8b8SMark Johnson #define PG_ONLINE_ONLINED PG_OFFLINE_OFFLINED 437*ad09f8b8SMark Johnson 438*ad09f8b8SMark Johnson #define PG_OFFLINE_STATUS_OFFLINED (0x1UL << 1) 439*ad09f8b8SMark Johnson #define PG_OFFLINE_STATUS_ONLINE (0x1UL << 2) 440*ad09f8b8SMark Johnson #define PG_OFFLINE_STATUS_OFFLINE_PENDING (0x1UL << 3) 441*ad09f8b8SMark Johnson #define PG_OFFLINE_STATUS_BROKEN (0x1UL << 4) 442*ad09f8b8SMark Johnson 443*ad09f8b8SMark Johnson #define PG_OFFLINE_MISC_MASK (0xFFUL << 4) 444*ad09f8b8SMark Johnson 445*ad09f8b8SMark Johnson /* only valid when PG_OFFLINE_FAILED */ 446*ad09f8b8SMark Johnson #define PG_OFFLINE_XENPAGE (0x1UL << 8) 447*ad09f8b8SMark Johnson #define PG_OFFLINE_DOM0PAGE (0x1UL << 9) 448*ad09f8b8SMark Johnson #define PG_OFFLINE_ANONYMOUS (0x1UL << 10) 449*ad09f8b8SMark Johnson #define PG_OFFLINE_NOT_CONV_RAM (0x1UL << 11) 450*ad09f8b8SMark Johnson #define PG_OFFLINE_OWNED (0x1UL << 12) 451*ad09f8b8SMark Johnson 452*ad09f8b8SMark Johnson #define PG_OFFLINE_BROKEN (0x1UL << 13) 453*ad09f8b8SMark Johnson #define PG_ONLINE_BROKEN PG_OFFLINE_BROKEN 454*ad09f8b8SMark Johnson 455*ad09f8b8SMark Johnson #define PG_OFFLINE_OWNER_SHIFT 16 456349b53ddSStuart Maybee 457843e1988Sjohnlev struct xen_sysctl { 458843e1988Sjohnlev uint32_t cmd; 459843e1988Sjohnlev uint32_t interface_version; /* XEN_SYSCTL_INTERFACE_VERSION */ 460843e1988Sjohnlev union { 461843e1988Sjohnlev struct xen_sysctl_readconsole readconsole; 462843e1988Sjohnlev struct xen_sysctl_tbuf_op tbuf_op; 463843e1988Sjohnlev struct xen_sysctl_physinfo physinfo; 464843e1988Sjohnlev struct xen_sysctl_sched_id sched_id; 465843e1988Sjohnlev struct xen_sysctl_perfc_op perfc_op; 466843e1988Sjohnlev struct xen_sysctl_getdomaininfolist getdomaininfolist; 467a576ab5bSrab struct xen_sysctl_debug_keys debug_keys; 468a576ab5bSrab struct xen_sysctl_getcpuinfo getcpuinfo; 469349b53ddSStuart Maybee struct xen_sysctl_availheap availheap; 470349b53ddSStuart Maybee struct xen_sysctl_get_pmstat get_pmstat; 471349b53ddSStuart Maybee struct xen_sysctl_cpu_hotplug cpu_hotplug; 472*ad09f8b8SMark Johnson struct xen_sysctl_pm_op pm_op; 473*ad09f8b8SMark Johnson struct xen_sysctl_page_offline_op page_offline; 474843e1988Sjohnlev uint8_t pad[128]; 475843e1988Sjohnlev } u; 476843e1988Sjohnlev }; 477843e1988Sjohnlev typedef struct xen_sysctl xen_sysctl_t; 478843e1988Sjohnlev DEFINE_XEN_GUEST_HANDLE(xen_sysctl_t); 479843e1988Sjohnlev 480843e1988Sjohnlev #endif /* __XEN_PUBLIC_SYSCTL_H__ */ 481843e1988Sjohnlev 482843e1988Sjohnlev /* 483843e1988Sjohnlev * Local variables: 484843e1988Sjohnlev * mode: C 485843e1988Sjohnlev * c-set-style: "BSD" 486843e1988Sjohnlev * c-basic-offset: 4 487843e1988Sjohnlev * tab-width: 4 488843e1988Sjohnlev * indent-tabs-mode: nil 489843e1988Sjohnlev * End: 490843e1988Sjohnlev */ 491