qemu/xen-mapcache-stub.c

45 lines
773 B
C

/*
* Copyright (C) 2011 Citrix Ltd.
*
* This work is licensed under the terms of the GNU GPL, version 2. See
* the COPYING file in the top-level directory.
*
*/
#include "config.h"
#include "exec-all.h"
#include "qemu-common.h"
#include "cpu-common.h"
#include "xen-mapcache.h"
void qemu_map_cache_init(void)
{
}
uint8_t *qemu_map_cache(target_phys_addr_t phys_addr, target_phys_addr_t size, uint8_t lock)
{
return qemu_get_ram_ptr(phys_addr);
}
void qemu_map_cache_unlock(void *buffer)
{
}
ram_addr_t qemu_ram_addr_from_mapcache(void *ptr)
{
return -1;
}
void qemu_invalidate_map_cache(void)
{
}
void qemu_invalidate_entry(uint8_t *buffer)
{
}
uint8_t *xen_map_block(target_phys_addr_t phys_addr, target_phys_addr_t size)
{
return NULL;
}