/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _XEN_PLATFORM_PCI_H
#define _XEN_PLATFORM_PCI_H
#define XEN_IOPORT_MAGIC_VAL 0 x49d2
#define XEN_IOPORT_LINUX_PRODNUM 0 x0003
#define XEN_IOPORT_LINUX_DRVVER 0 x0001
#define XEN_IOPORT_BASE 0 x10
#define XEN_IOPORT_PLATFLAGS (XEN_IOPORT_BASE + 0 ) /* 1 byte access (R/W) */
#define XEN_IOPORT_MAGIC (XEN_IOPORT_BASE + 0 ) /* 2 byte access (R) */
#define XEN_IOPORT_UNPLUG (XEN_IOPORT_BASE + 0 ) /* 2 byte access (W) */
#define XEN_IOPORT_DRVVER (XEN_IOPORT_BASE + 0 ) /* 4 byte access (W) */
#define XEN_IOPORT_SYSLOG (XEN_IOPORT_BASE + 2 ) /* 1 byte access (W) */
#define XEN_IOPORT_PROTOVER (XEN_IOPORT_BASE + 2 ) /* 1 byte access (R) */
#define XEN_IOPORT_PRODNUM (XEN_IOPORT_BASE + 2 ) /* 2 byte access (W) */
#define XEN_UNPLUG_ALL_IDE_DISKS (1 <<0 )
#define XEN_UNPLUG_ALL_NICS (1 <<1 )
#define XEN_UNPLUG_AUX_IDE_DISKS (1 <<2 )
#define XEN_UNPLUG_ALL (XEN_UNPLUG_ALL_IDE_DISKS|\
XEN_UNPLUG_ALL_NICS|\
XEN_UNPLUG_AUX_IDE_DISKS)
#define XEN_UNPLUG_UNNECESSARY (1 <<16 )
#define XEN_UNPLUG_NEVER (1 <<17 )
static inline int xen_must_unplug_nics(void ) {
#if (defined (CONFIG_XEN_NETDEV_FRONTEND) || \
defined (CONFIG_XEN_NETDEV_FRONTEND_MODULE)) && \
defined (CONFIG_XEN_PVHVM)
return 1 ;
#else
return 0 ;
#endif
}
static inline int xen_must_unplug_disks(void ) {
#if (defined (CONFIG_XEN_BLKDEV_FRONTEND) || \
defined (CONFIG_XEN_BLKDEV_FRONTEND_MODULE)) && \
defined (CONFIG_XEN_PVHVM)
return 1 ;
#else
return 0 ;
#endif
}
#if defined (CONFIG_XEN_PVHVM)
extern bool xen_has_pv_devices(void );
extern bool xen_has_pv_disk_devices(void );
extern bool xen_has_pv_nic_devices(void );
extern bool xen_has_pv_and_legacy_disk_devices(void );
#else
static inline bool xen_has_pv_devices(void )
{
return IS_ENABLED(CONFIG_XEN);
}
static inline bool xen_has_pv_disk_devices(void )
{
return IS_ENABLED(CONFIG_XEN);
}
static inline bool xen_has_pv_nic_devices(void )
{
return IS_ENABLED(CONFIG_XEN);
}
static inline bool xen_has_pv_and_legacy_disk_devices(void )
{
return false ;
}
#endif
#endif /* _XEN_PLATFORM_PCI_H */
Messung V0.5 in Prozent C=94 H=93 G=93
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-06-07)
¤
*© Formatika GbR, Deutschland