| 1 | |
| 2 | * hypercall.h
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| 3 | *
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| 4 | * Linux-specific hypervisor handling.
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| 5 | *
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| 6 | * Stefano Stabellini <[email protected]>, Citrix, 2012
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| 7 | *
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| 8 | * This program is free software; you can redistribute it and/or
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| 9 | * modify it under the terms of the GNU General Public License version 2
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| 10 | * as published by the Free Software Foundation; or, when distributed
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| 11 | * separately from the Linux kernel or incorporated into other
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| 12 | * software packages, subject to the following license:
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| 13 | *
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| 14 | * Permission is hereby granted, free of charge, to any person obtaining a copy
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| 15 | * of this source file (the "Software"), to deal in the Software without
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| 16 | * restriction, including without limitation the rights to use, copy, modify,
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| 17 | * merge, publish, distribute, sublicense, and/or sell copies of the Software,
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| 18 | * and to permit persons to whom the Software is furnished to do so, subject to
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| 19 | * the following conditions:
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| 20 | *
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| 21 | * The above copyright notice and this permission notice shall be included in
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| 22 | * all copies or substantial portions of the Software.
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| 23 | *
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| 24 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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| 25 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 26 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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| 27 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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| 28 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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| 29 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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| 30 | * IN THE SOFTWARE.
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| 31 |
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| 32 |
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| 33 | #ifndef _ASM_ARM_XEN_HYPERCALL_H
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| 34 | #define _ASM_ARM_XEN_HYPERCALL_H
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| 35 |
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| 36 | #include <linux/bug.h>
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| 37 |
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| 38 | #include <xen/interface/xen.h>
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| 39 | #include <xen/interface/sched.h>
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| 40 | #include <xen/interface/platform.h>
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| 41 |
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| 42 | struct xen_dm_op_buf;
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| 43 |
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| 44 | long privcmd_call(unsigned call, unsigned long a1,
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| 45 | unsigned long a2, unsigned long a3,
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| 46 | unsigned long a4, unsigned long a5);
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| 47 | int HYPERVISOR_xen_version(int cmd, void *arg);
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| 48 | int HYPERVISOR_console_io(int cmd, int count, char *str);
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| 49 | int HYPERVISOR_grant_table_op(unsigned int cmd, void *uop, unsigned int count);
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| 50 | int HYPERVISOR_sched_op(int cmd, void *arg);
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| 51 | int HYPERVISOR_event_channel_op(int cmd, void *arg);
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| 52 | unsigned long HYPERVISOR_hvm_op(int op, void *arg);
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| 53 | int HYPERVISOR_memory_op(unsigned int cmd, void *arg);
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| 54 | int HYPERVISOR_physdev_op(int cmd, void *arg);
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| 55 | int HYPERVISOR_vcpu_op(int cmd, int vcpuid, void *extra_args);
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| 56 | int HYPERVISOR_vm_assist(unsigned int cmd, unsigned int type);
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| 57 | int HYPERVISOR_dm_op(domid_t domid, unsigned int nr_bufs,
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| 58 | struct xen_dm_op_buf *bufs);
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| 59 | int HYPERVISOR_platform_op_raw(void *arg);
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| 60 | static inline int HYPERVISOR_platform_op(struct xen_platform_op *op)
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| 61 | {
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| 62 | op->interface_version = XENPF_INTERFACE_VERSION;
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| 63 | return HYPERVISOR_platform_op_raw(op);
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| 64 | }
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| 65 | int HYPERVISOR_multicall(struct multicall_entry *calls, uint32_t nr);
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| 66 |
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| 67 | static inline int
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| 68 | HYPERVISOR_suspend(unsigned long start_info_mfn)
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| 69 | {
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| 70 | struct sched_shutdown r = { .reason = SHUTDOWN_suspend };
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| 71 |
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| 72 |
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| 73 | return HYPERVISOR_sched_op(SCHEDOP_shutdown, &r);
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| 74 | }
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| 75 |
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| 76 | #endif
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