qemu/include/system/xen.h
Philippe Mathieu-Daudé 32cad1ffb8 include: Rename sysemu/ -> system/
Headers in include/sysemu/ are not only related to system
*emulation*, they are also used by virtualization. Rename
as system/ which is clearer.

Files renamed manually then mechanical change using sed tool.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Lei Yang <leiyang@redhat.com>
Message-Id: <20241203172445.28576-1-philmd@linaro.org>
2024-12-20 17:44:56 +01:00

54 lines
1.3 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.
*/
/* header to be included in non-Xen-specific code */
#ifndef SYSTEM_XEN_H
#define SYSTEM_XEN_H
#ifdef CONFIG_USER_ONLY
#error Cannot include system/xen.h from user emulation
#endif
#include "exec/cpu-common.h"
#ifdef COMPILING_PER_TARGET
# ifdef CONFIG_XEN
# define CONFIG_XEN_IS_POSSIBLE
# endif
#else
# define CONFIG_XEN_IS_POSSIBLE
#endif /* COMPILING_PER_TARGET */
#ifdef CONFIG_XEN_IS_POSSIBLE
extern bool xen_allowed;
#define xen_enabled() (xen_allowed)
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);
#else /* !CONFIG_XEN_IS_POSSIBLE */
#define xen_enabled() 0
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 /* CONFIG_XEN_IS_POSSIBLE */
bool xen_mr_is_memory(MemoryRegion *mr);
bool xen_mr_is_grants(MemoryRegion *mr);
#endif