/******************************************************************************
* nmi.h
*
* NMI callback registration and reason codes.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Copyright (c) 2005, Keir Fraser <keir@xensource.com>
*/
#ifndef __XEN_PUBLIC_NMI_H__
#define __XEN_PUBLIC_NMI_H__
/*
* NMI reason codes:
* Currently these are x86-specific, stored in arch_shared_info.nmi_reason.
*/
#define _XEN_NMIREASON_io_error 0
/* Parity error reported via ISA port 0x61, bit 7. */
/* Unknown hardware-generated NMI. */
/*
* long nmi_op(unsigned int cmd, void *arg)
* NB. All ops return zero on success, else a negative error code.
*/
/*
* Register NMI callback for this (calling) VCPU. Currently this only makes
* sense for domain 0, vcpu 0. All other callers will be returned EINVAL.
* arg == pointer to xennmi_callback structure.
*/
#define XENNMI_register_callback 0
struct xennmi_callback {
unsigned long handler_address;
unsigned long pad;
};
/*
* Deregister NMI callback for this (calling) VCPU.
* arg == NULL.
*/
#endif /* __XEN_PUBLIC_NMI_H__ */
/*
* Local variables:
* mode: C
* c-set-style: "BSD"
* c-basic-offset: 4
* tab-width: 4
* indent-tabs-mode: nil
* End:
*/