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Diffstat (limited to 'tools/libxc/xc.h')
| -rw-r--r-- | tools/libxc/xc.h | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/tools/libxc/xc.h b/tools/libxc/xc.h new file mode 100644 index 0000000000..f9692607bd --- /dev/null +++ b/tools/libxc/xc.h @@ -0,0 +1,203 @@ +/****************************************************************************** + * xc.h + * + * A library for low-level access to the Xen control interfaces. + * + * Copyright (c) 2003, K A Fraser. + */ + +#ifndef __XC_H__ +#define __XC_H__ + +typedef unsigned char u8; +typedef unsigned short u16; +typedef unsigned long u32; +typedef unsigned long long u64; +typedef signed char s8; +typedef signed short s16; +typedef signed long s32; +typedef signed long long s64; + +/* Obtain or relinquish a handle on the 'xc' library. */ +int xc_interface_open(void); +int xc_interface_close(int xc_handle); + +typedef struct { + u32 domid; + unsigned int cpu; + unsigned int dying:1, crashed:1, shutdown:1, + paused:1, blocked:1, running:1; + unsigned int shutdown_reason; /* only meaningful if shutdown==1 */ + unsigned long nr_pages; + unsigned long shared_info_frame; + u64 cpu_time; +#define XC_DOMINFO_MAXNAME 16 + char name[XC_DOMINFO_MAXNAME]; + unsigned long max_memkb; +} xc_dominfo_t; + +typedef struct xc_shadow_control_stats_st +{ + unsigned long fault_count; + unsigned long dirty_count; + unsigned long dirty_net_count; + unsigned long dirty_block_count; +} xc_shadow_control_stats_t; + +int xc_domain_create(int xc_handle, + unsigned int mem_kb, + const char *name, + int cpu, + u32 *pdomid); +int xc_domain_pause(int xc_handle, + u32 domid); +int xc_domain_unpause(int xc_handle, + u32 domid); +int xc_domain_destroy(int xc_handle, + u32 domid); +int xc_domain_pincpu(int xc_handle, + u32 domid, + int cpu); +int xc_domain_getinfo(int xc_handle, + u32 first_domid, + unsigned int max_doms, + xc_dominfo_t *info); + +int xc_shadow_control(int xc_handle, + u32 domid, + unsigned int sop, + unsigned long *dirty_bitmap, + unsigned long pages, + xc_shadow_control_stats_t *stats); + + +#define XCFLAGS_VERBOSE 1 +#define XCFLAGS_LIVE 2 +#define XCFLAGS_DEBUG 4 + +struct XcIOContext; +int xc_linux_save(int xc_handle, struct XcIOContext *ioctxt); +int xc_linux_restore(int xc_handle, struct XcIOContext *ioctxt); + +int xc_linux_build(int xc_handle, + u32 domid, + const char *image_name, + const char *ramdisk_name, + const char *cmdline, + unsigned int control_evtchn, + unsigned long flags); + +int xc_netbsd_build(int xc_handle, + u32 domid, + const char *image_name, + const char *cmdline, + unsigned int control_evtchn); + +int xc_bvtsched_global_set(int xc_handle, + unsigned long ctx_allow); + +int xc_bvtsched_domain_set(int xc_handle, + u32 domid, + unsigned long mcuadv, + unsigned long warp, + unsigned long warpl, + unsigned long warpu); + +int xc_bvtsched_global_get(int xc_handle, + unsigned long *ctx_allow); + +int xc_bvtsched_domain_get(int xc_handle, + u32 domid, + unsigned long *mcuadv, + unsigned long *warp, + unsigned long *warpl, + unsigned long *warpu); + +int xc_atropos_domain_set(int xc_handle, + u32 domid, + u64 period, u64 slice, u64 latency, + int xtratime); + +int xc_atropos_domain_get(int xc_handle, + u32 domid, + u64* period, u64 *slice, u64 *latency, + int *xtratime); + +int xc_rrobin_global_set(int xc_handle, u64 slice); + +int xc_rrobin_global_get(int xc_handle, u64 *slice); + +#define DOMID_SELF (0x7FFFFFFEU) + +typedef struct { +#define EVTCHNSTAT_closed 0 /* Chennel is not in use. */ +#define EVTCHNSTAT_unbound 1 /* Channel is not bound to a source. */ +#define EVTCHNSTAT_interdomain 2 /* Channel is connected to remote domain. */ +#define EVTCHNSTAT_pirq 3 /* Channel is bound to a phys IRQ line. */ +#define EVTCHNSTAT_virq 4 /* Channel is bound to a virtual IRQ line */ + int status; + union { + struct { + u32 dom; + int port; + } interdomain; + int pirq; + int virq; + } u; +} xc_evtchn_status_t; + +int xc_evtchn_bind_interdomain(int xc_handle, + u32 dom1, /* may be DOMID_SELF */ + u32 dom2, /* may be DOMID_SELF */ + int *port1, + int *port2); +int xc_evtchn_bind_virq(int xc_handle, + int virq, + int *port); +int xc_evtchn_close(int xc_handle, + u32 dom, /* may be DOMID_SELF */ + int port); +int xc_evtchn_send(int xc_handle, + int local_port); +int xc_evtchn_status(int xc_handle, + u32 dom, /* may be DOMID_SELF */ + int port, + xc_evtchn_status_t *status); + +int xc_physdev_pci_access_modify(int xc_handle, + u32 domid, + int bus, + int dev, + int func, + int enable); + +int xc_readconsolering(int xc_handle, + char *str, + unsigned int max_chars, + int clear); + +typedef struct { + int ht_per_core; + int cores; + unsigned long total_pages; + unsigned long free_pages; + unsigned long cpu_khz; +} xc_physinfo_t; + +int xc_physinfo(int xc_handle, + xc_physinfo_t *info); + +int xc_domain_setname(int xc_handle, + u32 domid, + char *name); + +int xc_domain_setinitialmem(int xc_handle, + u32 domid, + unsigned int initial_memkb); + +int xc_domain_setmaxmem(int xc_handle, + u32 domid, + unsigned int max_memkb); + + +#endif /* __XC_H__ */ |