acrn-hypervisor/devicemodel/include/mem.h
Yin Fengwei 96085d960f DM: release mem range allocated in init_pci
Two memory ranges are allocated:
  - PCI ECFG
  - PCI hole
They should be released when deinit_pci. Old code mark
this two ranges not unregistered. Which is wrong for
warm reboot case. Make them could be unregistered.

Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Anthony Xu <anthony.xu@intel.com>
2018-05-15 17:25:55 +08:00

59 lines
2.1 KiB
C

/*-
* Copyright (c) 2012 NetApp, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _MEM_H_
#define _MEM_H_
struct vmctx;
typedef int (*mem_func_t)(struct vmctx *ctx, int vcpu, int dir, uint64_t addr,
int size, uint64_t *val, void *arg1, long arg2);
struct mem_range {
const char *name;
int flags;
mem_func_t handler;
void *arg1;
long arg2;
uint64_t base;
uint64_t size;
};
#define MEM_F_READ 0x1
#define MEM_F_WRITE 0x2
#define MEM_F_RW 0x3
#define MEM_F_IMMUTABLE 0x4 /* mem_range cannot be unregistered */
void init_mem(void);
int emulate_mem(struct vmctx *ctx, struct mmio_request *mmio_req);
int register_mem(struct mem_range *memp);
int register_mem_fallback(struct mem_range *memp);
int unregister_mem(struct mem_range *memp);
int unregister_mem_fallback(struct mem_range *memp);
#endif /* _MEM_H_ */