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1/******************************************************************************2 * hypercall.h3 *4 * Linux-specific hypervisor handling.5 *6 * Stefano Stabellini <stefano.stabellini@eu.citrix.com>, Citrix, 20127 *8 * This program is free software; you can redistribute it and/or9 * modify it under the terms of the GNU General Public License version 210 * as published by the Free Software Foundation; or, when distributed11 * separately from the Linux kernel or incorporated into other12 * software packages, subject to the following license:13 *14 * Permission is hereby granted, free of charge, to any person obtaining a copy15 * of this source file (the "Software"), to deal in the Software without16 * restriction, including without limitation the rights to use, copy, modify,17 * merge, publish, distribute, sublicense, and/or sell copies of the Software,18 * and to permit persons to whom the Software is furnished to do so, subject to19 * the following conditions:20 *21 * The above copyright notice and this permission notice shall be included in22 * all copies or substantial portions of the Software.23 *24 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR25 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,26 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE27 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER28 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING29 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS30 * IN THE SOFTWARE.31 */32 33#ifndef _ASM_ARM_XEN_HYPERCALL_H34#define _ASM_ARM_XEN_HYPERCALL_H35 36#include <linux/bug.h>37 38#include <xen/interface/xen.h>39#include <xen/interface/sched.h>40#include <xen/interface/platform.h>41 42struct xen_dm_op_buf;43 44long privcmd_call(unsigned call, unsigned long a1,45 unsigned long a2, unsigned long a3,46 unsigned long a4, unsigned long a5);47int HYPERVISOR_xen_version(int cmd, void *arg);48int HYPERVISOR_console_io(int cmd, int count, char *str);49int HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count);50int HYPERVISOR_sched_op(int cmd, void *arg);51int HYPERVISOR_event_channel_op(int cmd, void *arg);52unsigned long HYPERVISOR_hvm_op(int op, void *arg);53int HYPERVISOR_memory_op(unsigned int cmd, void *arg);54int HYPERVISOR_physdev_op(int cmd, void *arg);55int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);56int HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type);57int HYPERVISOR_dm_op(domid_t domid, unsigned int nr_bufs,58 struct xen_dm_op_buf *bufs);59int HYPERVISOR_platform_op_raw(void *arg);60static inline int HYPERVISOR_platform_op(struct xen_platform_op *op)61{62 op->interface_version = XENPF_INTERFACE_VERSION;63 return HYPERVISOR_platform_op_raw(op);64}65int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr);66 67static inline int68HYPERVISOR_suspend(unsigned long start_info_mfn)69{70 struct sched_shutdown r = { .reason = SHUTDOWN_suspend };71 72 /* start_info_mfn is unused on ARM */73 return HYPERVISOR_sched_op(SCHEDOP_shutdown, &r);74}75 76#endif /* _ASM_ARM_XEN_HYPERCALL_H */77