[qemu.git] / tests / libqos / malloc-pc.c

/*
 * libqos malloc support for PC
 *
 * Copyright IBM, Corp. 2012-2013
 *
 * Authors:
 *  Anthony Liguori   <[email protected]>
 *
 * This work is licensed under the terms of the GNU GPL, version 2 or later.
 * See the COPYING file in the top-level directory.
 */

#include "qemu/osdep.h"
#include "libqos/malloc-pc.h"
#include "libqos/fw_cfg.h"

#include "standard-headers/linux/qemu_fw_cfg.h"

#include "qemu-common.h"

#define PAGE_SIZE (4096)

void pc_alloc_init(QGuestAllocator *s, QTestState *qts, QAllocOpts flags)
{
    uint64_t ram_size;
    QFWCFG *fw_cfg = pc_fw_cfg_init(qts);

    ram_size = qfw_cfg_get_u64(fw_cfg, FW_CFG_RAM_SIZE);
    alloc_init(s, flags, 1 << 20, MIN(ram_size, 0xE0000000), PAGE_SIZE);

    /* clean-up */
    pc_fw_cfg_uninit(fw_cfg);
}
Commit	Line	Data
8a0743cf AL	1	/*
	2	* libqos malloc support for PC
	3	*
	4	* Copyright IBM, Corp. 2012-2013
	5	*
	6	* Authors:
	7	* Anthony Liguori <[email protected]>
	8	*
	9	* This work is licensed under the terms of the GNU GPL, version 2 or later.
	10	* See the COPYING file in the top-level directory.
	11	*/
	12
681c28a3	13	#include "qemu/osdep.h"
8a0743cf	14	#include "libqos/malloc-pc.h"
26491a38	15	#include "libqos/fw_cfg.h"
8a0743cf	16
5be5df72	17	#include "standard-headers/linux/qemu_fw_cfg.h"
8a0743cf AL	18
8a0743cf AL	19	#include "qemu-common.h"
8a0743cf AL	20
	21	#define PAGE_SIZE (4096)
	22
eb5937ba	23	void pc_alloc_init(QGuestAllocator s, QTestState qts, QAllocOpts flags)
8a0743cf	24	{
8a0743cf	25	uint64_t ram_size;
05e520f1	26	QFWCFG *fw_cfg = pc_fw_cfg_init(qts);
8a0743cf AL	27
8a0743cf AL	28	ram_size = qfw_cfg_get_u64(fw_cfg, FW_CFG_RAM_SIZE);
eb5937ba	29	alloc_init(s, flags, 1 << 20, MIN(ram_size, 0xE0000000), PAGE_SIZE);
8a0743cf	30
f3cdcbae	31	/* clean-up */
65461d12	32	pc_fw_cfg_uninit(fw_cfg);
ec2f1605	33	}