From 3f2546b2ef55b661fd8dd69682b38992225e86f6 Mon Sep 17 00:00:00 2001 From: fishsoupisgood Date: Mon, 29 Apr 2019 01:17:54 +0100 Subject: Initial import of qemu-2.4.1 --- tests/libqos/malloc-pc.c | 52 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 tests/libqos/malloc-pc.c (limited to 'tests/libqos/malloc-pc.c') diff --git a/tests/libqos/malloc-pc.c b/tests/libqos/malloc-pc.c new file mode 100644 index 00000000..6e253b68 --- /dev/null +++ b/tests/libqos/malloc-pc.c @@ -0,0 +1,52 @@ +/* + * libqos malloc support for PC + * + * Copyright IBM, Corp. 2012-2013 + * + * Authors: + * Anthony Liguori + * + * 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 "libqos/malloc-pc.h" +#include "libqos/fw_cfg.h" + +#define NO_QEMU_PROTOS +#include "hw/nvram/fw_cfg.h" + +#include "qemu-common.h" +#include + +#define PAGE_SIZE (4096) + +/* + * Mostly for valgrind happiness, but it does offer + * a chokepoint for debugging guest memory leaks, too. + */ +void pc_alloc_uninit(QGuestAllocator *allocator) +{ + alloc_uninit(allocator); +} + +QGuestAllocator *pc_alloc_init_flags(QAllocOpts flags) +{ + QGuestAllocator *s; + uint64_t ram_size; + QFWCFG *fw_cfg = pc_fw_cfg_init(); + + ram_size = qfw_cfg_get_u64(fw_cfg, FW_CFG_RAM_SIZE); + s = alloc_init_flags(flags, 1 << 20, MIN(ram_size, 0xE0000000)); + alloc_set_page_size(s, PAGE_SIZE); + + /* clean-up */ + g_free(fw_cfg); + + return s; +} + +inline QGuestAllocator *pc_alloc_init(void) +{ + return pc_alloc_init_flags(ALLOC_NO_FLAGS); +} -- cgit v1.2.3