cirrus: fix off-by-one in cirrus_bitblt_rop_bkwd_transp_*_16
[qemu.git] / tests / libqos / malloc-pc.c
1 /*
2 * libqos malloc support for PC
3 *
4 * Copyright IBM, Corp. 2012-2013
5 *
6 * Authors:
7 * Anthony Liguori <aliguori@us.ibm.com>
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
13 #include "qemu/osdep.h"
14 #include "libqos/malloc-pc.h"
15 #include "libqos/fw_cfg.h"
16
17 #include "hw/nvram/fw_cfg_keys.h"
18
19 #include "qemu-common.h"
20
21 #define PAGE_SIZE (4096)
22
23 /*
24 * Mostly for valgrind happiness, but it does offer
25 * a chokepoint for debugging guest memory leaks, too.
26 */
27 void pc_alloc_uninit(QGuestAllocator *allocator)
28 {
29 alloc_uninit(allocator);
30 }
31
32 QGuestAllocator *pc_alloc_init_flags(QAllocOpts flags)
33 {
34 QGuestAllocator *s;
35 uint64_t ram_size;
36 QFWCFG *fw_cfg = pc_fw_cfg_init();
37
38 ram_size = qfw_cfg_get_u64(fw_cfg, FW_CFG_RAM_SIZE);
39 s = alloc_init_flags(flags, 1 << 20, MIN(ram_size, 0xE0000000));
40 alloc_set_page_size(s, PAGE_SIZE);
41
42 /* clean-up */
43 g_free(fw_cfg);
44
45 return s;
46 }
47
48 inline QGuestAllocator *pc_alloc_init(void)
49 {
50 return pc_alloc_init_flags(ALLOC_NO_FLAGS);
51 }