historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/include/sysemu/xen.h
2024-01-16 11:20:27 -06:00

48 lines
1 KiB
C

/*
* QEMU Xen support
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#ifndef SYSEMU_XEN_H
#define SYSEMU_XEN_H
#ifdef NEED_CPU_H
# ifdef CONFIG_XEN
# define CONFIG_XEN_IS_POSSIBLE
# endif
#else
# define CONFIG_XEN_IS_POSSIBLE
#endif
#ifdef CONFIG_XEN_IS_POSSIBLE
extern bool xen_allowed;
#define xen_enabled() (xen_allowed)
#ifndef CONFIG_USER_ONLY
void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length);
void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
struct MemoryRegion *mr, Error **errp);
#endif
#else /* !CONFIG_XEN_IS_POSSIBLE */
#define xen_enabled() 0
#ifndef CONFIG_USER_ONLY
static inline void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length)
{
/* nothing */
}
static inline void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
MemoryRegion *mr, Error **errp)
{
g_assert_not_reached();
}
#endif
#endif /* CONFIG_XEN_IS_POSSIBLE */
#endif