direct-io.hg

annotate tools/libxc/xc.h @ 2058:1ac7603a60bd

bitkeeper revision 1.1133 (410fb6c8BCfflcDT6Pjhr8MK2MOc2A)

The initial implementation of the warping in BVT
author gm281@boulderdash.cl.cam.ac.uk
date Tue Aug 03 16:01:12 2004 +0000 (2004-08-03)
parents 083178f6cdfa
children a989641f2755 bd1640d9d7d4 0a4b76b6b5a0
rev   line source
mjw@1623 1 /******************************************************************************
mjw@1623 2 * xc.h
mjw@1623 3 *
mjw@1623 4 * A library for low-level access to the Xen control interfaces.
mjw@1623 5 *
mjw@1623 6 * Copyright (c) 2003, K A Fraser.
mjw@1623 7 */
mjw@1623 8
mjw@1623 9 #ifndef __XC_H__
mjw@1623 10 #define __XC_H__
mjw@1623 11
mjw@1623 12 typedef unsigned char u8;
mjw@1623 13 typedef unsigned short u16;
mjw@1623 14 typedef unsigned long u32;
mjw@1623 15 typedef unsigned long long u64;
mjw@1623 16 typedef signed char s8;
mjw@1623 17 typedef signed short s16;
mjw@1623 18 typedef signed long s32;
mjw@1623 19 typedef signed long long s64;
mjw@1623 20
mjw@1623 21 /* Obtain or relinquish a handle on the 'xc' library. */
mjw@1623 22 int xc_interface_open(void);
mjw@1623 23 int xc_interface_close(int xc_handle);
mjw@1623 24
mjw@1623 25 typedef struct {
mjw@1623 26 u32 domid;
mjw@1623 27 unsigned int cpu;
mjw@1623 28 unsigned int dying:1, crashed:1, shutdown:1,
mjw@1623 29 paused:1, blocked:1, running:1;
mjw@1623 30 unsigned int shutdown_reason; /* only meaningful if shutdown==1 */
mjw@1623 31 unsigned long nr_pages;
mjw@1623 32 unsigned long shared_info_frame;
mjw@1623 33 u64 cpu_time;
mjw@1623 34 #define XC_DOMINFO_MAXNAME 16
mjw@1623 35 char name[XC_DOMINFO_MAXNAME];
mjw@1623 36 unsigned long max_memkb;
mjw@1623 37 } xc_dominfo_t;
mjw@1623 38
mjw@1623 39 typedef struct xc_shadow_control_stats_st
mjw@1623 40 {
mjw@1623 41 unsigned long fault_count;
mjw@1623 42 unsigned long dirty_count;
mjw@1623 43 unsigned long dirty_net_count;
mjw@1623 44 unsigned long dirty_block_count;
mjw@1623 45 } xc_shadow_control_stats_t;
mjw@1623 46
mjw@1623 47 int xc_domain_create(int xc_handle,
mjw@1623 48 unsigned int mem_kb,
mjw@1623 49 const char *name,
mjw@1623 50 int cpu,
mjw@1623 51 u32 *pdomid);
mjw@1623 52 int xc_domain_pause(int xc_handle,
mjw@1623 53 u32 domid);
mjw@1623 54 int xc_domain_unpause(int xc_handle,
mjw@1623 55 u32 domid);
mjw@1623 56 int xc_domain_destroy(int xc_handle,
mjw@1623 57 u32 domid);
mjw@1623 58 int xc_domain_pincpu(int xc_handle,
mjw@1623 59 u32 domid,
mjw@1623 60 int cpu);
mjw@1623 61 int xc_domain_getinfo(int xc_handle,
mjw@1623 62 u32 first_domid,
mjw@1623 63 unsigned int max_doms,
mjw@1623 64 xc_dominfo_t *info);
mjw@1623 65
mjw@1623 66 int xc_shadow_control(int xc_handle,
mjw@1623 67 u32 domid,
mjw@1623 68 unsigned int sop,
mjw@1623 69 unsigned long *dirty_bitmap,
mjw@1623 70 unsigned long pages,
mjw@1623 71 xc_shadow_control_stats_t *stats);
mjw@1623 72
mjw@1623 73
mjw@1623 74 #define XCFLAGS_VERBOSE 1
mjw@1623 75 #define XCFLAGS_LIVE 2
mjw@1623 76 #define XCFLAGS_DEBUG 4
mjw@1623 77
mjw@1623 78 struct XcIOContext;
mjw@1623 79 int xc_linux_save(int xc_handle, struct XcIOContext *ioctxt);
mjw@1623 80 int xc_linux_restore(int xc_handle, struct XcIOContext *ioctxt);
mjw@1623 81
mjw@1623 82 int xc_linux_build(int xc_handle,
mjw@1623 83 u32 domid,
mjw@1623 84 const char *image_name,
mjw@1623 85 const char *ramdisk_name,
mjw@1623 86 const char *cmdline,
mjw@1623 87 unsigned int control_evtchn,
mjw@1623 88 unsigned long flags);
mjw@1623 89
mjw@1623 90 int xc_netbsd_build(int xc_handle,
mjw@1623 91 u32 domid,
mjw@1623 92 const char *image_name,
mjw@1623 93 const char *cmdline,
mjw@1623 94 unsigned int control_evtchn);
mjw@1623 95
mjw@1623 96 int xc_bvtsched_global_set(int xc_handle,
mjw@1623 97 unsigned long ctx_allow);
mjw@1623 98
mjw@1623 99 int xc_bvtsched_domain_set(int xc_handle,
mjw@1623 100 u32 domid,
gm281@2058 101 u32 mcuadv,
gm281@2058 102 int warpback,
gm281@2058 103 s32 warpvalue,
gm281@2058 104 long long warpl,
gm281@2058 105 long long warpu);
mjw@1623 106
mjw@1623 107 int xc_bvtsched_global_get(int xc_handle,
mjw@1623 108 unsigned long *ctx_allow);
mjw@1623 109
mjw@1623 110 int xc_bvtsched_domain_get(int xc_handle,
mjw@1623 111 u32 domid,
gm281@2058 112 u32 *mcuadv,
gm281@2058 113 int *warpback,
gm281@2058 114 s32 *warpvalue,
gm281@2058 115 long long *warpl,
gm281@2058 116 long long *warpu);
mjw@1623 117
gm281@1704 118 int xc_fbvtsched_global_set(int xc_handle,
gm281@1704 119 unsigned long ctx_allow);
gm281@1704 120
gm281@1704 121 int xc_fbvtsched_domain_set(int xc_handle,
gm281@1704 122 u32 domid,
gm281@1704 123 unsigned long mcuadv,
gm281@1704 124 unsigned long warp,
gm281@1704 125 unsigned long warpl,
gm281@1704 126 unsigned long warpu);
gm281@1704 127
gm281@1704 128 int xc_fbvtsched_global_get(int xc_handle,
gm281@1704 129 unsigned long *ctx_allow);
gm281@1704 130
gm281@1704 131 int xc_fbvtsched_domain_get(int xc_handle,
gm281@1704 132 u32 domid,
gm281@1704 133 unsigned long *mcuadv,
gm281@1704 134 unsigned long *warp,
gm281@1704 135 unsigned long *warpl,
gm281@1704 136 unsigned long *warpu);
gm281@1704 137
mjw@1623 138 int xc_atropos_domain_set(int xc_handle,
mjw@1623 139 u32 domid,
mjw@1623 140 u64 period, u64 slice, u64 latency,
mjw@1623 141 int xtratime);
mjw@1623 142
mjw@1623 143 int xc_atropos_domain_get(int xc_handle,
mjw@1623 144 u32 domid,
mjw@1623 145 u64* period, u64 *slice, u64 *latency,
mjw@1623 146 int *xtratime);
mjw@1623 147
mjw@1623 148 int xc_rrobin_global_set(int xc_handle, u64 slice);
mjw@1623 149
mjw@1623 150 int xc_rrobin_global_get(int xc_handle, u64 *slice);
mjw@1623 151
mjw@1623 152 #define DOMID_SELF (0x7FFFFFFEU)
mjw@1623 153
mjw@1623 154 typedef struct {
mjw@1623 155 #define EVTCHNSTAT_closed 0 /* Chennel is not in use. */
mjw@1623 156 #define EVTCHNSTAT_unbound 1 /* Channel is not bound to a source. */
mjw@1623 157 #define EVTCHNSTAT_interdomain 2 /* Channel is connected to remote domain. */
mjw@1623 158 #define EVTCHNSTAT_pirq 3 /* Channel is bound to a phys IRQ line. */
mjw@1623 159 #define EVTCHNSTAT_virq 4 /* Channel is bound to a virtual IRQ line */
mjw@1623 160 int status;
mjw@1623 161 union {
mjw@1623 162 struct {
mjw@1623 163 u32 dom;
mjw@1623 164 int port;
mjw@1623 165 } interdomain;
mjw@1623 166 int pirq;
mjw@1623 167 int virq;
mjw@1623 168 } u;
mjw@1623 169 } xc_evtchn_status_t;
mjw@1623 170
mjw@1623 171 int xc_evtchn_bind_interdomain(int xc_handle,
mjw@1623 172 u32 dom1, /* may be DOMID_SELF */
mjw@1623 173 u32 dom2, /* may be DOMID_SELF */
mjw@1623 174 int *port1,
mjw@1623 175 int *port2);
mjw@1623 176 int xc_evtchn_bind_virq(int xc_handle,
mjw@1623 177 int virq,
mjw@1623 178 int *port);
mjw@1623 179 int xc_evtchn_close(int xc_handle,
mjw@1623 180 u32 dom, /* may be DOMID_SELF */
mjw@1623 181 int port);
mjw@1623 182 int xc_evtchn_send(int xc_handle,
mjw@1623 183 int local_port);
mjw@1623 184 int xc_evtchn_status(int xc_handle,
mjw@1623 185 u32 dom, /* may be DOMID_SELF */
mjw@1623 186 int port,
mjw@1623 187 xc_evtchn_status_t *status);
mjw@1623 188
mjw@1623 189 int xc_physdev_pci_access_modify(int xc_handle,
mjw@1623 190 u32 domid,
mjw@1623 191 int bus,
mjw@1623 192 int dev,
mjw@1623 193 int func,
mjw@1623 194 int enable);
mjw@1623 195
mjw@1623 196 int xc_readconsolering(int xc_handle,
mjw@1623 197 char *str,
mjw@1623 198 unsigned int max_chars,
mjw@1623 199 int clear);
mjw@1623 200
mjw@1623 201 typedef struct {
mjw@1623 202 int ht_per_core;
mjw@1623 203 int cores;
mjw@1623 204 unsigned long total_pages;
mjw@1623 205 unsigned long free_pages;
mjw@1623 206 unsigned long cpu_khz;
mjw@1623 207 } xc_physinfo_t;
mjw@1623 208
mjw@1623 209 int xc_physinfo(int xc_handle,
mjw@1623 210 xc_physinfo_t *info);
mjw@1623 211
mjw@1623 212 int xc_domain_setname(int xc_handle,
mjw@1623 213 u32 domid,
mjw@1623 214 char *name);
mjw@1623 215
mjw@1623 216 int xc_domain_setinitialmem(int xc_handle,
mjw@1623 217 u32 domid,
mjw@1623 218 unsigned int initial_memkb);
mjw@1623 219
mjw@1623 220 int xc_domain_setmaxmem(int xc_handle,
mjw@1623 221 u32 domid,
mjw@1623 222 unsigned int max_memkb);
mjw@1623 223
mjw@1623 224
mjw@1623 225 #endif /* __XC_H__ */