xen/public/sysctl.h

	sysctl.h revision a576ab5b6e08c47732b3dedca9eaa8a8cbb85720
843e19887f64dde75055cf8842fc4db2171eff45johnlev/******************************************************************************
843e19887f64dde75055cf8842fc4db2171eff45johnlev * sysctl.h
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * System management operations. For use by node control stack.
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Permission is hereby granted, free of charge, to any person obtaining a copy
843e19887f64dde75055cf8842fc4db2171eff45johnlev * of this software and associated documentation files (the "Software"), to
843e19887f64dde75055cf8842fc4db2171eff45johnlev * deal in the Software without restriction, including without limitation the
843e19887f64dde75055cf8842fc4db2171eff45johnlev * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
843e19887f64dde75055cf8842fc4db2171eff45johnlev * sell copies of the Software, and to permit persons to whom the Software is
843e19887f64dde75055cf8842fc4db2171eff45johnlev * furnished to do so, subject to the following conditions:
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * The above copyright notice and this permission notice shall be included in
843e19887f64dde75055cf8842fc4db2171eff45johnlev * all copies or substantial portions of the Software.
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
843e19887f64dde75055cf8842fc4db2171eff45johnlev * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
843e19887f64dde75055cf8842fc4db2171eff45johnlev * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
843e19887f64dde75055cf8842fc4db2171eff45johnlev * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
843e19887f64dde75055cf8842fc4db2171eff45johnlev * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
843e19887f64dde75055cf8842fc4db2171eff45johnlev * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
843e19887f64dde75055cf8842fc4db2171eff45johnlev * DEALINGS IN THE SOFTWARE.
843e19887f64dde75055cf8842fc4db2171eff45johnlev *
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Copyright (c) 2002-2006, K Fraser
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#ifndef __XEN_PUBLIC_SYSCTL_H__
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define __XEN_PUBLIC_SYSCTL_H__
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * XXPV - We need sysctl (physinfo) in the solaris kernel.
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#if 0
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#if !defined(__XEN__) && !defined(__XEN_TOOLS__)
843e19887f64dde75055cf8842fc4db2171eff45johnlev#error "sysctl operations are intended for use by node control tools only"
843e19887f64dde75055cf8842fc4db2171eff45johnlev#endif
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#endif /* XXPV */
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include "xen.h"
843e19887f64dde75055cf8842fc4db2171eff45johnlev#include "domctl.h"
843e19887f64dde75055cf8842fc4db2171eff45johnlev
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#define XEN_SYSCTL_INTERFACE_VERSION 0x00000003
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Read console content from Xen buffer ring.
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_readconsole       1
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl_readconsole {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* IN variables. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t clear;                /* Non-zero -> clear after reading. */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t  pad1[4];
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    XEN_GUEST_HANDLE_64(char) buffer; /* Buffer start */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* IN/OUT variables. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t count;            /* In: Buffer size;  Out: Used buffer size  */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t pad2[4];
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl_readconsole xen_sysctl_readconsole_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_readconsole_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Get trace buffers machine base address */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_tbuf_op           2
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl_tbuf_op {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* IN variables */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_TBUFOP_get_info     0
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_TBUFOP_set_cpu_mask 1
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_TBUFOP_set_evt_mask 2
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_TBUFOP_set_size     3
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_TBUFOP_enable       4
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_TBUFOP_disable      5
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t cmd;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t pad[4];
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* IN/OUT variables */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    struct xenctl_cpumap cpu_mask;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t             evt_mask;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* OUT variables */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint64_aligned_t buffer_mfn;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t size;
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl_tbuf_op xen_sysctl_tbuf_op_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_tbuf_op_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Get physical information about the host machine
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_physinfo          3
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl_physinfo {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t threads_per_core;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t cores_per_socket;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t sockets_per_node;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t nr_nodes;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t cpu_khz;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t  pad[4];
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint64_aligned_t total_pages;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint64_aligned_t free_pages;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint64_aligned_t scrub_pages;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t hw_cap[8];
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl_physinfo xen_sysctl_physinfo_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_physinfo_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Get the ID of the current scheduler.
843e19887f64dde75055cf8842fc4db2171eff45johnlev */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_sched_id          4
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl_sched_id {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* OUT variable */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t sched_id;
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl_sched_id xen_sysctl_sched_id_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_sched_id_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Interface for controlling Xen software performance counters. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_perfc_op          5
843e19887f64dde75055cf8842fc4db2171eff45johnlev/* Sub-operations: */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_PERFCOP_reset 1   /* Reset all counters to zero. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_PERFCOP_query 2   /* Get perfctr information. */
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl_perfc_desc {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    char         name[80];             /* name of perf counter */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t     nr_vals;              /* number of values for this counter */
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl_perfc_desc xen_sysctl_perfc_desc_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_desc_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef uint32_t xen_sysctl_perfc_val_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_val_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl_perfc_op {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* IN variables. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t       cmd;                /*  XEN_SYSCTL_PERFCOP_??? */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* OUT variables. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t       nr_counters;       /*  number of counters description  */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t       nr_vals;           /*  number of values  */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t        pad[4];
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* counter information (or NULL) */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    XEN_GUEST_HANDLE_64(xen_sysctl_perfc_desc_t) desc;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* counter values (or NULL) */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    XEN_GUEST_HANDLE_64(xen_sysctl_perfc_val_t) val;
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl_perfc_op xen_sysctl_perfc_op_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_perfc_op_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_SYSCTL_getdomaininfolist 6
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl_getdomaininfolist {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* IN variables. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    domid_t               first_domain;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t               pad1[2];
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t              max_domains;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    XEN_GUEST_HANDLE_64(xen_domctl_getdomaininfo_t) buffer;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    /* OUT variables. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t              num_domains;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t               pad2[4];
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl_getdomaininfolist xen_sysctl_getdomaininfolist_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_getdomaininfolist_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab/* Inject debug keys into Xen. */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#define XEN_SYSCTL_debug_keys        7
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstruct xen_sysctl_debug_keys {
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    /* IN variables. */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    XEN_GUEST_HANDLE_64(char) keys;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint32_t nr_keys;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t pad[4];
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab};
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabtypedef struct xen_sysctl_debug_keys xen_sysctl_debug_keys_t;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabDEFINE_XEN_GUEST_HANDLE(xen_sysctl_debug_keys_t);
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab/* Get physical CPU information. */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab#define XEN_SYSCTL_getcpuinfo        8
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstruct xen_sysctl_cpuinfo {
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint64_t idletime;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab};
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabtypedef struct xen_sysctl_cpuinfo xen_sysctl_cpuinfo_t;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabDEFINE_XEN_GUEST_HANDLE(xen_sysctl_cpuinfo_t);
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabstruct xen_sysctl_getcpuinfo {
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    /* IN variables. */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint32_t max_cpus;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t  pad1[4];
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    XEN_GUEST_HANDLE_64(xen_sysctl_cpuinfo_t) info;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    /* OUT variables. */
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint32_t nr_cpus;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab    uint8_t  pad2[4];
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab};
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabtypedef struct xen_sysctl_getcpuinfo xen_sysctl_getcpuinfo_t;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rabDEFINE_XEN_GUEST_HANDLE(xen_sysctl_getcpuinfo_t);
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab
843e19887f64dde75055cf8842fc4db2171eff45johnlevstruct xen_sysctl {
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t cmd;
843e19887f64dde75055cf8842fc4db2171eff45johnlev    uint32_t interface_version; /* XEN_SYSCTL_INTERFACE_VERSION */
843e19887f64dde75055cf8842fc4db2171eff45johnlev    union {
843e19887f64dde75055cf8842fc4db2171eff45johnlev        struct xen_sysctl_readconsole       readconsole;
843e19887f64dde75055cf8842fc4db2171eff45johnlev        struct xen_sysctl_tbuf_op           tbuf_op;
843e19887f64dde75055cf8842fc4db2171eff45johnlev        struct xen_sysctl_physinfo          physinfo;
843e19887f64dde75055cf8842fc4db2171eff45johnlev        struct xen_sysctl_sched_id          sched_id;
843e19887f64dde75055cf8842fc4db2171eff45johnlev        struct xen_sysctl_perfc_op          perfc_op;
843e19887f64dde75055cf8842fc4db2171eff45johnlev        struct xen_sysctl_getdomaininfolist getdomaininfolist;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab        struct xen_sysctl_debug_keys        debug_keys;
a576ab5b6e08c47732b3dedca9eaa8a8cbb85720rab        struct xen_sysctl_getcpuinfo        getcpuinfo;
843e19887f64dde75055cf8842fc4db2171eff45johnlev        uint8_t                             pad[128];
843e19887f64dde75055cf8842fc4db2171eff45johnlev    } u;
843e19887f64dde75055cf8842fc4db2171eff45johnlev};
843e19887f64dde75055cf8842fc4db2171eff45johnlevtypedef struct xen_sysctl xen_sysctl_t;
843e19887f64dde75055cf8842fc4db2171eff45johnlevDEFINE_XEN_GUEST_HANDLE(xen_sysctl_t);
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev#endif /* __XEN_PUBLIC_SYSCTL_H__ */
843e19887f64dde75055cf8842fc4db2171eff45johnlev
843e19887f64dde75055cf8842fc4db2171eff45johnlev/*
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Local variables:
843e19887f64dde75055cf8842fc4db2171eff45johnlev * mode: C
843e19887f64dde75055cf8842fc4db2171eff45johnlev * c-set-style: "BSD"
843e19887f64dde75055cf8842fc4db2171eff45johnlev * c-basic-offset: 4
843e19887f64dde75055cf8842fc4db2171eff45johnlev * tab-width: 4
843e19887f64dde75055cf8842fc4db2171eff45johnlev * indent-tabs-mode: nil
843e19887f64dde75055cf8842fc4db2171eff45johnlev * End:
843e19887f64dde75055cf8842fc4db2171eff45johnlev */