843e19887f64dde75055cf8842fc4db2171eff45johnlev/******************************************************************************
843e19887f64dde75055cf8842fc4db2171eff45johnlev * NMI callback registration and reason codes.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Permission is hereby granted, free of charge, to any person obtaining a copy
843e19887f64dde75055cf8842fc4db2171eff45johnlev * of this software and associated documentation files (the "Software"), to
843e19887f64dde75055cf8842fc4db2171eff45johnlev * deal in the Software without restriction, including without limitation the
843e19887f64dde75055cf8842fc4db2171eff45johnlev * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
843e19887f64dde75055cf8842fc4db2171eff45johnlev * sell copies of the Software, and to permit persons to whom the Software is
843e19887f64dde75055cf8842fc4db2171eff45johnlev * furnished to do so, subject to the following conditions:
843e19887f64dde75055cf8842fc4db2171eff45johnlev * The above copyright notice and this permission notice shall be included in
843e19887f64dde75055cf8842fc4db2171eff45johnlev * all copies or substantial portions of the Software.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
843e19887f64dde75055cf8842fc4db2171eff45johnlev * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
843e19887f64dde75055cf8842fc4db2171eff45johnlev * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
843e19887f64dde75055cf8842fc4db2171eff45johnlev * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
843e19887f64dde75055cf8842fc4db2171eff45johnlev * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
843e19887f64dde75055cf8842fc4db2171eff45johnlev * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
843e19887f64dde75055cf8842fc4db2171eff45johnlev * DEALINGS IN THE SOFTWARE.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Copyright (c) 2005, Keir Fraser <keir@xensource.com>
843e19887f64dde75055cf8842fc4db2171eff45johnlev * NMI reason codes:
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Currently these are x86-specific, stored in arch_shared_info.nmi_reason.
843e19887f64dde75055cf8842fc4db2171eff45johnlev /* I/O-check error reported via ISA port 0x61, bit 6. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_NMIREASON_io_error (1UL << _XEN_NMIREASON_io_error)
843e19887f64dde75055cf8842fc4db2171eff45johnlev /* Parity error reported via ISA port 0x61, bit 7. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_NMIREASON_parity_error (1UL << _XEN_NMIREASON_parity_error)
843e19887f64dde75055cf8842fc4db2171eff45johnlev /* Unknown hardware-generated NMI. */
843e19887f64dde75055cf8842fc4db2171eff45johnlev#define XEN_NMIREASON_unknown (1UL << _XEN_NMIREASON_unknown)
843e19887f64dde75055cf8842fc4db2171eff45johnlev * long nmi_op(unsigned int cmd, void *arg)
843e19887f64dde75055cf8842fc4db2171eff45johnlev * NB. All ops return zero on success, else a negative error code.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Register NMI callback for this (calling) VCPU. Currently this only makes
843e19887f64dde75055cf8842fc4db2171eff45johnlev * sense for domain 0, vcpu 0. All other callers will be returned EINVAL.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * arg == pointer to xennmi_callback structure.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Deregister NMI callback for this (calling) VCPU.
843e19887f64dde75055cf8842fc4db2171eff45johnlev * arg == NULL.
843e19887f64dde75055cf8842fc4db2171eff45johnlev#endif /* __XEN_PUBLIC_NMI_H__ */
843e19887f64dde75055cf8842fc4db2171eff45johnlev * Local variables:
843e19887f64dde75055cf8842fc4db2171eff45johnlev * c-set-style: "BSD"
843e19887f64dde75055cf8842fc4db2171eff45johnlev * c-basic-offset: 4
843e19887f64dde75055cf8842fc4db2171eff45johnlev * tab-width: 4
843e19887f64dde75055cf8842fc4db2171eff45johnlev * indent-tabs-mode: nil