Files
qemu/include/system/xen.h
Philippe Mathieu-Daudé 5eedbf49b9 system/xen: Constify various MemoryRegion arguments
Mark the MemoryRegion structure const when is only accessed read-only.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Link: https://lore.kernel.org/r/20260309183536.88976-4-philmd@linaro.org
Signed-off-by: Peter Xu <peterx@redhat.com>
2026-03-09 15:27:26 -04:00

37 lines
954 B
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
#include "exec/hwaddr.h"
#include "system/ram_addr.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)
#else /* !CONFIG_XEN_IS_POSSIBLE */
#define xen_enabled() 0
#endif /* CONFIG_XEN_IS_POSSIBLE */
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,
const MemoryRegion *mr, Error **errp);
bool xen_mr_is_memory(const MemoryRegion *mr);
bool xen_mr_is_grants(const MemoryRegion *mr);
#endif