/****************************************************************************** * sysctl.h * * System management operations. For use by node control stack. * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to * deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Copyright (c) 2002-2006, K Fraser */ #ifndef __XEN_PUBLIC_SYSCTL_H__ #define __XEN_PUBLIC_SYSCTL_H__ #if !defined(__XEN__) && !defined(__XEN_TOOLS__) #error "sysctl operations are intended for use by node control tools only" #endif #include "xen.h" #include "domctl.h" #include "physdev.h" #include "tmem.h" #define XEN_SYSCTL_INTERFACE_VERSION 0x0000000C /* * Read console content from Xen buffer ring. */ /* XEN_SYSCTL_readconsole */ struct xen_sysctl_readconsole { /* IN: Non-zero -> clear after reading. */ uint8_t clear; /* IN: Non-zero -> start index specified by @index field. */ uint8_t incremental; uint8_t pad0, pad1; /* * IN: Start index for consuming from ring buffer (if @incremental); * OUT: End index after consuming from ring buffer. */ uint32_t index; /* IN: Virtual address to write console data. */ XEN_GUEST_HANDLE_64(char) buffer; /* IN: Size of buffer; OUT: Bytes written to buffer. */ uint32_t count; }; typedef struct xen_sysctl_readconsole xen_sysctl_readconsole_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_readconsole_t); /* Get trace buffers machine base address */ /* XEN_SYSCTL_tbuf_op */ struct xen_sysctl_tbuf_op { /* IN variables */ #define XEN_SYSCTL_TBUFOP_get_info 0 #define XEN_SYSCTL_TBUFOP_set_cpu_mask 1 #define XEN_SYSCTL_TBUFOP_set_evt_mask 2 #define XEN_SYSCTL_TBUFOP_set_size 3 #define XEN_SYSCTL_TBUFOP_enable 4 #define XEN_SYSCTL_TBUFOP_disable 5 uint32_t cmd; /* IN/OUT variables */ struct xenctl_bitmap cpu_mask; uint32_t evt_mask; /* OUT variables */ uint64_aligned_t buffer_mfn; uint32_t size; /* Also an IN variable! */ }; typedef struct xen_sysctl_tbuf_op xen_sysctl_tbuf_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_tbuf_op_t); /* * Get physical information about the host machine */ /* XEN_SYSCTL_physinfo */ /* (x86) The platform supports HVM guests. */ #define _XEN_SYSCTL_PHYSCAP_hvm 0 #define XEN_SYSCTL_PHYSCAP_hvm (1u<<_XEN_SYSCTL_PHYSCAP_hvm) /* (x86) The platform supports HVM-guest direct access to I/O devices. */ #define _XEN_SYSCTL_PHYSCAP_hvm_directio 1 #define XEN_SYSCTL_PHYSCAP_hvm_directio (1u<<_XEN_SYSCTL_PHYSCAP_hvm_directio) struct xen_sysctl_physinfo { uint32_t threads_per_core; uint32_t cores_per_socket; uint32_t nr_cpus; /* # CPUs currently online */ uint32_t max_cpu_id; /* Largest possible CPU ID on this host */ uint32_t nr_nodes; /* # nodes currently online */ uint32_t max_node_id; /* Largest possible node ID on this host */ uint32_t cpu_khz; uint64_aligned_t total_pages; uint64_aligned_t free_pages; uint64_aligned_t scrub_pages; uint64_aligned_t outstanding_pages; uint32_t hw_cap[8]; /* XEN_SYSCTL_PHYSCAP_??? */ uint32_t capabilities; }; typedef struct xen_sysctl_physinfo xen_sysctl_physinfo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_physinfo_t); /* * Get the ID of the current scheduler. */ /* XEN_SYSCTL_sched_id */ struct xen_sysctl_sched_id { /* OUT variable */ uint32_t sched_id; }; typedef struct xen_sysctl_sched_id xen_sysctl_sched_id_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_sched_id_t); /* Interface for controlling Xen software performance counters. */ /* XEN_SYSCTL_perfc_op */ /* Sub-operations: */ #define XEN_SYSCTL_PERFCOP_reset 1 /* Reset all counters to zero. */ #define XEN_SYSCTL_PERFCOP_query 2 /* Get perfctr information. */ struct xen_sysctl_perfc_desc { char name[80]; /* name of perf counter */ uint32_t nr_vals; /* number of values for this counter */ }; typedef struct xen_sysctl_perfc_desc xen_sysctl_perfc_desc_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_desc_t); typedef uint32_t xen_sysctl_perfc_val_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_val_t); struct xen_sysctl_perfc_op { /* IN variables. */ uint32_t cmd; /* XEN_SYSCTL_PERFCOP_??? */ /* OUT variables. */ uint32_t nr_counters; /* number of counters description */ uint32_t nr_vals; /* number of values */ /* counter information (or NULL) */ XEN_GUEST_HANDLE_64(xen_sysctl_perfc_desc_t) desc; /* counter values (or NULL) */ XEN_GUEST_HANDLE_64(xen_sysctl_perfc_val_t) val; }; typedef struct xen_sysctl_perfc_op xen_sysctl_perfc_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_op_t); /* XEN_SYSCTL_getdomaininfolist */ struct xen_sysctl_getdomaininfolist { /* IN variables. */ domid_t first_domain; uint32_t max_domains; XEN_GUEST_HANDLE_64(xen_domctl_getdomaininfo_t) buffer; /* OUT variables. */ uint32_t num_domains; }; typedef struct xen_sysctl_getdomaininfolist xen_sysctl_getdomaininfolist_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_getdomaininfolist_t); /* Inject debug keys into Xen. */ /* XEN_SYSCTL_debug_keys */ struct xen_sysctl_debug_keys { /* IN variables. */ XEN_GUEST_HANDLE_64(char) keys; uint32_t nr_keys; }; typedef struct xen_sysctl_debug_keys xen_sysctl_debug_keys_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_debug_keys_t); /* Get physical CPU information. */ /* XEN_SYSCTL_getcpuinfo */ struct xen_sysctl_cpuinfo { uint64_aligned_t idletime; }; typedef struct xen_sysctl_cpuinfo xen_sysctl_cpuinfo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpuinfo_t); struct xen_sysctl_getcpuinfo { /* IN variables. */ uint32_t max_cpus; XEN_GUEST_HANDLE_64(xen_sysctl_cpuinfo_t) info; /* OUT variables. */ uint32_t nr_cpus; }; typedef struct xen_sysctl_getcpuinfo xen_sysctl_getcpuinfo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_getcpuinfo_t); /* XEN_SYSCTL_availheap */ struct xen_sysctl_availheap { /* IN variables. */ uint32_t min_bitwidth; /* Smallest address width (zero if don't care). */ uint32_t max_bitwidth; /* Largest address width (zero if don't care). */ int32_t node; /* NUMA node of interest (-1 for all nodes). */ /* OUT variables. */ uint64_aligned_t avail_bytes;/* Bytes available in the specified region. */ }; typedef struct xen_sysctl_availheap xen_sysctl_availheap_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_availheap_t); /* XEN_SYSCTL_get_pmstat */ struct pm_px_val { uint64_aligned_t freq; /* Px core frequency */ uint64_aligned_t residency; /* Px residency time */ uint64_aligned_t count; /* Px transition count */ }; typedef struct pm_px_val pm_px_val_t; DEFINE_XEN_GUEST_HANDLE(pm_px_val_t); struct pm_px_stat { uint8_t total; /* total Px states */ uint8_t usable; /* usable Px states */ uint8_t last; /* last Px state */ uint8_t cur; /* current Px state */ XEN_GUEST_HANDLE_64(uint64) trans_pt; /* Px transition table */ XEN_GUEST_HANDLE_64(pm_px_val_t) pt; }; typedef struct pm_px_stat pm_px_stat_t; DEFINE_XEN_GUEST_HANDLE(pm_px_stat_t); struct pm_cx_stat { uint32_t nr; /* entry nr in triggers & residencies, including C0 */ uint32_t last; /* last Cx state */ uint64_aligned_t idle_time; /* idle time from boot */ XEN_GUEST_HANDLE_64(uint64) triggers; /* Cx trigger counts */ XEN_GUEST_HANDLE_64(uint64) residencies; /* Cx residencies */ uint32_t nr_pc; /* entry nr in pc[] */ uint32_t nr_cc; /* entry nr in cc[] */ /* * These two arrays may (and generally will) have unused slots; slots not * having a corresponding hardware register will not be written by the * hypervisor. It is therefore up to the caller to put a suitable sentinel * into all slots before invoking the function. * Indexing is 1-biased (PC1/CC1 being at index 0). */ XEN_GUEST_HANDLE_64(uint64) pc; XEN_GUEST_HANDLE_64(uint64) cc; }; struct xen_sysctl_get_pmstat { #define PMSTAT_CATEGORY_MASK 0xf0 #define PMSTAT_PX 0x10 #define PMSTAT_CX 0x20 #define PMSTAT_get_max_px (PMSTAT_PX | 0x1) #define PMSTAT_get_pxstat (PMSTAT_PX | 0x2) #define PMSTAT_reset_pxstat (PMSTAT_PX | 0x3) #define PMSTAT_get_max_cx (PMSTAT_CX | 0x1) #define PMSTAT_get_cxstat (PMSTAT_CX | 0x2) #define PMSTAT_reset_cxstat (PMSTAT_CX | 0x3) uint32_t type; uint32_t cpuid; union { struct pm_px_stat getpx; struct pm_cx_stat getcx; /* other struct for tx, etc */ } u; }; typedef struct xen_sysctl_get_pmstat xen_sysctl_get_pmstat_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_get_pmstat_t); /* XEN_SYSCTL_cpu_hotplug */ struct xen_sysctl_cpu_hotplug { /* IN variables */ uint32_t cpu; /* Physical cpu. */ #define XEN_SYSCTL_CPU_HOTPLUG_ONLINE 0 #define XEN_SYSCTL_CPU_HOTPLUG_OFFLINE 1 uint32_t op; /* hotplug opcode */ }; typedef struct xen_sysctl_cpu_hotplug xen_sysctl_cpu_hotplug_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpu_hotplug_t); /* * Get/set xen power management, include * 1. cpufreq governors and related parameters */ /* XEN_SYSCTL_pm_op */ struct xen_userspace { uint32_t scaling_setspeed; }; typedef struct xen_userspace xen_userspace_t; struct xen_ondemand { uint32_t sampling_rate_max; uint32_t sampling_rate_min; uint32_t sampling_rate; uint32_t up_threshold; }; typedef struct xen_ondemand xen_ondemand_t; /* * cpufreq para name of this structure named * same as sysfs file name of native linux */ #define CPUFREQ_NAME_LEN 16 struct xen_get_cpufreq_para { /* IN/OUT variable */ uint32_t cpu_num; uint32_t freq_num; uint32_t gov_num; /* for all governors */ /* OUT variable */ XEN_GUEST_HANDLE_64(uint32) affected_cpus; XEN_GUEST_HANDLE_64(uint32) scaling_available_frequencies; XEN_GUEST_HANDLE_64(char) scaling_available_governors; char scaling_driver[CPUFREQ_NAME_LEN]; uint32_t cpuinfo_cur_freq; uint32_t cpuinfo_max_freq; uint32_t cpuinfo_min_freq; uint32_t scaling_cur_freq; char scaling_governor[CPUFREQ_NAME_LEN]; uint32_t scaling_max_freq; uint32_t scaling_min_freq; /* for specific governor */ union { struct xen_userspace userspace; struct xen_ondemand ondemand; } u; int32_t turbo_enabled; }; struct xen_set_cpufreq_gov { char scaling_governor[CPUFREQ_NAME_LEN]; }; struct xen_set_cpufreq_para { #define SCALING_MAX_FREQ 1 #define SCALING_MIN_FREQ 2 #define SCALING_SETSPEED 3 #define SAMPLING_RATE 4 #define UP_THRESHOLD 5 uint32_t ctrl_type; uint32_t ctrl_value; }; struct xen_sysctl_pm_op { #define PM_PARA_CATEGORY_MASK 0xf0 #define CPUFREQ_PARA 0x10 /* cpufreq command type */ #define GET_CPUFREQ_PARA (CPUFREQ_PARA | 0x01) #define SET_CPUFREQ_GOV (CPUFREQ_PARA | 0x02) #define SET_CPUFREQ_PARA (CPUFREQ_PARA | 0x03) #define GET_CPUFREQ_AVGFREQ (CPUFREQ_PARA | 0x04) /* set/reset scheduler power saving option */ #define XEN_SYSCTL_pm_op_set_sched_opt_smt 0x21 /* cpuidle max_cstate access command */ #define XEN_SYSCTL_pm_op_get_max_cstate 0x22 #define XEN_SYSCTL_pm_op_set_max_cstate 0x23 /* set scheduler migration cost value */ #define XEN_SYSCTL_pm_op_set_vcpu_migration_delay 0x24 #define XEN_SYSCTL_pm_op_get_vcpu_migration_delay 0x25 /* enable/disable turbo mode when in dbs governor */ #define XEN_SYSCTL_pm_op_enable_turbo 0x26 #define XEN_SYSCTL_pm_op_disable_turbo 0x27 uint32_t cmd; uint32_t cpuid; union { struct xen_get_cpufreq_para get_para; struct xen_set_cpufreq_gov set_gov; struct xen_set_cpufreq_para set_para; uint64_aligned_t get_avgfreq; uint32_t set_sched_opt_smt; uint32_t get_max_cstate; uint32_t set_max_cstate; uint32_t get_vcpu_migration_delay; uint32_t set_vcpu_migration_delay; } u; }; /* XEN_SYSCTL_page_offline_op */ struct xen_sysctl_page_offline_op { /* IN: range of page to be offlined */ #define sysctl_page_offline 1 #define sysctl_page_online 2 #define sysctl_query_page_offline 3 uint32_t cmd; uint32_t start; uint32_t end; /* OUT: result of page offline request */ /* * bit 0~15: result flags * bit 16~31: owner */ XEN_GUEST_HANDLE(uint32) status; }; #define PG_OFFLINE_STATUS_MASK (0xFFUL) /* The result is invalid, i.e. HV does not handle it */ #define PG_OFFLINE_INVALID (0x1UL << 0) #define PG_OFFLINE_OFFLINED (0x1UL << 1) #define PG_OFFLINE_PENDING (0x1UL << 2) #define PG_OFFLINE_FAILED (0x1UL << 3) #define PG_OFFLINE_AGAIN (0x1UL << 4) #define PG_ONLINE_FAILED PG_OFFLINE_FAILED #define PG_ONLINE_ONLINED PG_OFFLINE_OFFLINED #define PG_OFFLINE_STATUS_OFFLINED (0x1UL << 1) #define PG_OFFLINE_STATUS_ONLINE (0x1UL << 2) #define PG_OFFLINE_STATUS_OFFLINE_PENDING (0x1UL << 3) #define PG_OFFLINE_STATUS_BROKEN (0x1UL << 4) #define PG_OFFLINE_MISC_MASK (0xFFUL << 4) /* valid when PG_OFFLINE_FAILED or PG_OFFLINE_PENDING */ #define PG_OFFLINE_XENPAGE (0x1UL << 8) #define PG_OFFLINE_DOM0PAGE (0x1UL << 9) #define PG_OFFLINE_ANONYMOUS (0x1UL << 10) #define PG_OFFLINE_NOT_CONV_RAM (0x1UL << 11) #define PG_OFFLINE_OWNED (0x1UL << 12) #define PG_OFFLINE_BROKEN (0x1UL << 13) #define PG_ONLINE_BROKEN PG_OFFLINE_BROKEN #define PG_OFFLINE_OWNER_SHIFT 16 /* XEN_SYSCTL_lockprof_op */ /* Sub-operations: */ #define XEN_SYSCTL_LOCKPROF_reset 1 /* Reset all profile data to zero. */ #define XEN_SYSCTL_LOCKPROF_query 2 /* Get lock profile information. */ /* Record-type: */ #define LOCKPROF_TYPE_GLOBAL 0 /* global lock, idx meaningless */ #define LOCKPROF_TYPE_PERDOM 1 /* per-domain lock, idx is domid */ #define LOCKPROF_TYPE_N 2 /* number of types */ struct xen_sysctl_lockprof_data { char name[40]; /* lock name (may include up to 2 %d specifiers) */ int32_t type; /* LOCKPROF_TYPE_??? */ int32_t idx; /* index (e.g. domain id) */ uint64_aligned_t lock_cnt; /* # of locking succeeded */ uint64_aligned_t block_cnt; /* # of wait for lock */ uint64_aligned_t lock_time; /* nsecs lock held */ uint64_aligned_t block_time; /* nsecs waited for lock */ }; typedef struct xen_sysctl_lockprof_data xen_sysctl_lockprof_data_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_lockprof_data_t); struct xen_sysctl_lockprof_op { /* IN variables. */ uint32_t cmd; /* XEN_SYSCTL_LOCKPROF_??? */ uint32_t max_elem; /* size of output buffer */ /* OUT variables (query only). */ uint32_t nr_elem; /* number of elements available */ uint64_aligned_t time; /* nsecs of profile measurement */ /* profile information (or NULL) */ XEN_GUEST_HANDLE_64(xen_sysctl_lockprof_data_t) data; }; typedef struct xen_sysctl_lockprof_op xen_sysctl_lockprof_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_lockprof_op_t); /* XEN_SYSCTL_cputopoinfo */ #define XEN_INVALID_CORE_ID (~0U) #define XEN_INVALID_SOCKET_ID (~0U) #define XEN_INVALID_NODE_ID (~0U) struct xen_sysctl_cputopo { uint32_t core; uint32_t socket; uint32_t node; }; typedef struct xen_sysctl_cputopo xen_sysctl_cputopo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cputopo_t); /* * IN: * - a NULL 'cputopo' handle is a request for maximun 'num_cpus'. * - otherwise it's the number of entries in 'cputopo' * * OUT: * - If 'num_cpus' is less than the number Xen wants to write but the handle * handle is not a NULL one, partial data gets returned and 'num_cpus' gets * updated to reflect the intended number. * - Otherwise, 'num_cpus' shall indicate the number of entries written, which * may be less than the input value. */ struct xen_sysctl_cputopoinfo { uint32_t num_cpus; XEN_GUEST_HANDLE_64(xen_sysctl_cputopo_t) cputopo; }; typedef struct xen_sysctl_cputopoinfo xen_sysctl_cputopoinfo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cputopoinfo_t); /* XEN_SYSCTL_numainfo */ #define XEN_INVALID_MEM_SZ (~0U) #define XEN_INVALID_NODE_DIST (~0U) struct xen_sysctl_meminfo { uint64_t memsize; uint64_t memfree; }; typedef struct xen_sysctl_meminfo xen_sysctl_meminfo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_meminfo_t); /* * IN: * - Both 'meminfo' and 'distance' handles being null is a request * for maximum value of 'num_nodes'. * - Otherwise it's the number of entries in 'meminfo' and square root * of number of entries in 'distance' (when corresponding handle is * non-null) * * OUT: * - If 'num_nodes' is less than the number Xen wants to write but either * handle is not a NULL one, partial data gets returned and 'num_nodes' * gets updated to reflect the intended number. * - Otherwise, 'num_nodes' shall indicate the number of entries written, which * may be less than the input value. */ struct xen_sysctl_numainfo { uint32_t num_nodes; XEN_GUEST_HANDLE_64(xen_sysctl_meminfo_t) meminfo; /* * Distance between nodes 'i' and 'j' is stored in index 'i*N + j', * where N is the number of nodes that will be returned in 'num_nodes' * (i.e. not 'num_nodes' provided by the caller) */ XEN_GUEST_HANDLE_64(uint32) distance; }; typedef struct xen_sysctl_numainfo xen_sysctl_numainfo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_numainfo_t); /* XEN_SYSCTL_cpupool_op */ #define XEN_SYSCTL_CPUPOOL_OP_CREATE 1 /* C */ #define XEN_SYSCTL_CPUPOOL_OP_DESTROY 2 /* D */ #define XEN_SYSCTL_CPUPOOL_OP_INFO 3 /* I */ #define XEN_SYSCTL_CPUPOOL_OP_ADDCPU 4 /* A */ #define XEN_SYSCTL_CPUPOOL_OP_RMCPU 5 /* R */ #define XEN_SYSCTL_CPUPOOL_OP_MOVEDOMAIN 6 /* M */ #define XEN_SYSCTL_CPUPOOL_OP_FREEINFO 7 /* F */ #define XEN_SYSCTL_CPUPOOL_PAR_ANY 0xFFFFFFFF struct xen_sysctl_cpupool_op { uint32_t op; /* IN */ uint32_t cpupool_id; /* IN: CDIARM OUT: CI */ uint32_t sched_id; /* IN: C OUT: I */ uint32_t domid; /* IN: M */ uint32_t cpu; /* IN: AR */ uint32_t n_dom; /* OUT: I */ struct xenctl_bitmap cpumap; /* OUT: IF */ }; typedef struct xen_sysctl_cpupool_op xen_sysctl_cpupool_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpupool_op_t); #define ARINC653_MAX_DOMAINS_PER_SCHEDULE 64 /* * This structure is used to pass a new ARINC653 schedule from a * privileged domain (ie dom0) to Xen. */ struct xen_sysctl_arinc653_schedule { /* major_frame holds the time for the new schedule's major frame * in nanoseconds. */ uint64_aligned_t major_frame; /* num_sched_entries holds how many of the entries in the * sched_entries[] array are valid. */ uint8_t num_sched_entries; /* The sched_entries array holds the actual schedule entries. */ struct { /* dom_handle must match a domain's UUID */ xen_domain_handle_t dom_handle; /* If a domain has multiple VCPUs, vcpu_id specifies which one * this schedule entry applies to. It should be set to 0 if * there is only one VCPU for the domain. */ unsigned int vcpu_id; /* runtime specifies the amount of time that should be allocated * to this VCPU per major frame. It is specified in nanoseconds */ uint64_aligned_t runtime; } sched_entries[ARINC653_MAX_DOMAINS_PER_SCHEDULE]; }; typedef struct xen_sysctl_arinc653_schedule xen_sysctl_arinc653_schedule_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_arinc653_schedule_t); struct xen_sysctl_credit_schedule { /* Length of timeslice in milliseconds */ #define XEN_SYSCTL_CSCHED_TSLICE_MAX 1000 #define XEN_SYSCTL_CSCHED_TSLICE_MIN 1 unsigned tslice_ms; /* Rate limit (minimum timeslice) in microseconds */ #define XEN_SYSCTL_SCHED_RATELIMIT_MAX 500000 #define XEN_SYSCTL_SCHED_RATELIMIT_MIN 100 unsigned ratelimit_us; }; typedef struct xen_sysctl_credit_schedule xen_sysctl_credit_schedule_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_credit_schedule_t); /* XEN_SYSCTL_scheduler_op */ /* Set or get info? */ #define XEN_SYSCTL_SCHEDOP_putinfo 0 #define XEN_SYSCTL_SCHEDOP_getinfo 1 struct xen_sysctl_scheduler_op { uint32_t cpupool_id; /* Cpupool whose scheduler is to be targetted. */ uint32_t sched_id; /* XEN_SCHEDULER_* (domctl.h) */ uint32_t cmd; /* XEN_SYSCTL_SCHEDOP_* */ union { struct xen_sysctl_sched_arinc653 { XEN_GUEST_HANDLE_64(xen_sysctl_arinc653_schedule_t) schedule; } sched_arinc653; struct xen_sysctl_credit_schedule sched_credit; } u; }; typedef struct xen_sysctl_scheduler_op xen_sysctl_scheduler_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_scheduler_op_t); /* XEN_SYSCTL_coverage_op */ /* * Get total size of information, to help allocate * the buffer. The pointer points to a 32 bit value. */ #define XEN_SYSCTL_COVERAGE_get_total_size 0 /* * Read coverage information in a single run * You must use a tool to split them. */ #define XEN_SYSCTL_COVERAGE_read 1 /* * Reset all the coverage counters to 0 * No parameters. */ #define XEN_SYSCTL_COVERAGE_reset 2 /* * Like XEN_SYSCTL_COVERAGE_read but reset also * counters to 0 in a single call. */ #define XEN_SYSCTL_COVERAGE_read_and_reset 3 struct xen_sysctl_coverage_op { uint32_t cmd; /* XEN_SYSCTL_COVERAGE_* */ union { uint32_t total_size; /* OUT */ XEN_GUEST_HANDLE_64(uint8) raw_info; /* OUT */ } u; }; typedef struct xen_sysctl_coverage_op xen_sysctl_coverage_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_coverage_op_t); #define XEN_SYSCTL_PSR_CMT_get_total_rmid 0 #define XEN_SYSCTL_PSR_CMT_get_l3_upscaling_factor 1 /* The L3 cache size is returned in KB unit */ #define XEN_SYSCTL_PSR_CMT_get_l3_cache_size 2 #define XEN_SYSCTL_PSR_CMT_enabled 3 #define XEN_SYSCTL_PSR_CMT_get_l3_event_mask 4 struct xen_sysctl_psr_cmt_op { uint32_t cmd; /* IN: XEN_SYSCTL_PSR_CMT_* */ uint32_t flags; /* padding variable, may be extended for future use */ union { uint64_t data; /* OUT */ struct { uint32_t cpu; /* IN */ uint32_t rsvd; } l3_cache; } u; }; typedef struct xen_sysctl_psr_cmt_op xen_sysctl_psr_cmt_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_psr_cmt_op_t); /* XEN_SYSCTL_pcitopoinfo */ #define XEN_INVALID_DEV (XEN_INVALID_NODE_ID - 1) struct xen_sysctl_pcitopoinfo { /* * IN: Number of elements in 'pcitopo' and 'nodes' arrays. * OUT: Number of processed elements of those arrays. */ uint32_t num_devs; /* IN: list of devices for which node IDs are requested. */ XEN_GUEST_HANDLE_64(physdev_pci_device_t) devs; /* * OUT: node identifier for each device. * If information for a particular device is not available then * corresponding entry will be set to XEN_INVALID_NODE_ID. If * device is not known to the hypervisor then XEN_INVALID_DEV * will be provided. */ XEN_GUEST_HANDLE_64(uint32) nodes; }; typedef struct xen_sysctl_pcitopoinfo xen_sysctl_pcitopoinfo_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_pcitopoinfo_t); #define XEN_SYSCTL_PSR_CAT_get_l3_info 0 struct xen_sysctl_psr_cat_op { uint32_t cmd; /* IN: XEN_SYSCTL_PSR_CAT_* */ uint32_t target; /* IN */ union { struct { uint32_t cbm_len; /* OUT: CBM length */ uint32_t cos_max; /* OUT: Maximum COS */ } l3_info; } u; }; typedef struct xen_sysctl_psr_cat_op xen_sysctl_psr_cat_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_psr_cat_op_t); #define XEN_SYSCTL_TMEM_OP_ALL_CLIENTS 0xFFFFU #define XEN_SYSCTL_TMEM_OP_THAW 0 #define XEN_SYSCTL_TMEM_OP_FREEZE 1 #define XEN_SYSCTL_TMEM_OP_FLUSH 2 #define XEN_SYSCTL_TMEM_OP_DESTROY 3 #define XEN_SYSCTL_TMEM_OP_LIST 4 #define XEN_SYSCTL_TMEM_OP_SET_WEIGHT 5 #define XEN_SYSCTL_TMEM_OP_SET_CAP 6 #define XEN_SYSCTL_TMEM_OP_SET_COMPRESS 7 #define XEN_SYSCTL_TMEM_OP_QUERY_FREEABLE_MB 8 #define XEN_SYSCTL_TMEM_OP_SAVE_BEGIN 10 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_VERSION 11 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_MAXPOOLS 12 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_CLIENT_WEIGHT 13 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_CLIENT_CAP 14 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_CLIENT_FLAGS 15 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_POOL_FLAGS 16 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_POOL_NPAGES 17 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_POOL_UUID 18 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_NEXT_PAGE 19 #define XEN_SYSCTL_TMEM_OP_SAVE_GET_NEXT_INV 20 #define XEN_SYSCTL_TMEM_OP_SAVE_END 21 #define XEN_SYSCTL_TMEM_OP_RESTORE_BEGIN 30 #define XEN_SYSCTL_TMEM_OP_RESTORE_PUT_PAGE 32 #define XEN_SYSCTL_TMEM_OP_RESTORE_FLUSH_PAGE 33 /* * XEN_SYSCTL_TMEM_OP_SAVE_GET_NEXT_[PAGE|INV] override the 'buf' in * xen_sysctl_tmem_op with this structure - sometimes with an extra * page tackled on. */ struct tmem_handle { uint32_t pool_id; uint32_t index; xen_tmem_oid_t oid; }; struct xen_sysctl_tmem_op { uint32_t cmd; /* IN: XEN_SYSCTL_TMEM_OP_* . */ int32_t pool_id; /* IN: 0 by default unless _SAVE_*, RESTORE_* .*/ uint32_t cli_id; /* IN: client id, 0 for XEN_SYSCTL_TMEM_QUERY_FREEABLE_MB for all others can be the domain id or XEN_SYSCTL_TMEM_OP_ALL_CLIENTS for all. */ uint32_t arg1; /* IN: If not applicable to command use 0. */ uint32_t arg2; /* IN: If not applicable to command use 0. */ uint32_t pad; /* Padding so structure is the same under 32 and 64. */ xen_tmem_oid_t oid; /* IN: If not applicable to command use 0s. */ XEN_GUEST_HANDLE_64(char) buf; /* IN/OUT: Buffer to save and restore ops. */ }; typedef struct xen_sysctl_tmem_op xen_sysctl_tmem_op_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_tmem_op_t); struct xen_sysctl { uint32_t cmd; #define XEN_SYSCTL_readconsole 1 #define XEN_SYSCTL_tbuf_op 2 #define XEN_SYSCTL_physinfo 3 #define XEN_SYSCTL_sched_id 4 #define XEN_SYSCTL_perfc_op 5 #define XEN_SYSCTL_getdomaininfolist 6 #define XEN_SYSCTL_debug_keys 7 #define XEN_SYSCTL_getcpuinfo 8 #define XEN_SYSCTL_availheap 9 #define XEN_SYSCTL_get_pmstat 10 #define XEN_SYSCTL_cpu_hotplug 11 #define XEN_SYSCTL_pm_op 12 #define XEN_SYSCTL_page_offline_op 14 #define XEN_SYSCTL_lockprof_op 15 #define XEN_SYSCTL_cputopoinfo 16 #define XEN_SYSCTL_numainfo 17 #define XEN_SYSCTL_cpupool_op 18 #define XEN_SYSCTL_scheduler_op 19 #define XEN_SYSCTL_coverage_op 20 #define XEN_SYSCTL_psr_cmt_op 21 #define XEN_SYSCTL_pcitopoinfo 22 #define XEN_SYSCTL_psr_cat_op 23 #define XEN_SYSCTL_tmem_op 24 uint32_t interface_version; /* XEN_SYSCTL_INTERFACE_VERSION */ union { struct xen_sysctl_readconsole readconsole; struct xen_sysctl_tbuf_op tbuf_op; struct xen_sysctl_physinfo physinfo; struct xen_sysctl_cputopoinfo cputopoinfo; struct xen_sysctl_pcitopoinfo pcitopoinfo; struct xen_sysctl_numainfo numainfo; struct xen_sysctl_sched_id sched_id; struct xen_sysctl_perfc_op perfc_op; struct xen_sysctl_getdomaininfolist getdomaininfolist; struct xen_sysctl_debug_keys debug_keys; struct xen_sysctl_getcpuinfo getcpuinfo; struct xen_sysctl_availheap availheap; struct xen_sysctl_get_pmstat get_pmstat; struct xen_sysctl_cpu_hotplug cpu_hotplug; struct xen_sysctl_pm_op pm_op; struct xen_sysctl_page_offline_op page_offline; struct xen_sysctl_lockprof_op lockprof_op; struct xen_sysctl_cpupool_op cpupool_op; struct xen_sysctl_scheduler_op scheduler_op; struct xen_sysctl_coverage_op coverage_op; struct xen_sysctl_psr_cmt_op psr_cmt_op; struct xen_sysctl_psr_cat_op psr_cat_op; struct xen_sysctl_tmem_op tmem_op; uint8_t pad[128]; } u; }; typedef struct xen_sysctl xen_sysctl_t; DEFINE_XEN_GUEST_HANDLE(xen_sysctl_t); #endif /* __XEN_PUBLIC_SYSCTL_H__ */ /* * Local variables: * mode: C * c-file-style: "BSD" * c-basic-offset: 4 * tab-width: 4 * indent-tabs-mode: nil * End: */