mirror of https://gitlab.com/qemu-project/qemu
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
91 lines
2.6 KiB
C
91 lines
2.6 KiB
C
/*
|
|
* qtest vmcoreinfo test case
|
|
*
|
|
* Copyright Red Hat. 2025.
|
|
*
|
|
* Authors:
|
|
* Ani Sinha <anisinha@redhat.com>
|
|
*
|
|
* 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 "qemu/units.h"
|
|
#include "libqos/libqos-pc.h"
|
|
#include "libqtest.h"
|
|
#include "standard-headers/linux/qemu_fw_cfg.h"
|
|
#include "libqos/fw_cfg.h"
|
|
#include "qemu/bswap.h"
|
|
#include "hw/misc/vmcoreinfo.h"
|
|
|
|
static void test_vmcoreinfo_write_basic(void)
|
|
{
|
|
QFWCFG *fw_cfg;
|
|
QOSState *qs;
|
|
FWCfgVMCoreInfo info;
|
|
size_t filesize;
|
|
uint16_t guest_format;
|
|
uint16_t host_format;
|
|
uint32_t size;
|
|
uint64_t paddr;
|
|
|
|
qs = qtest_pc_boot("-device vmcoreinfo");
|
|
fw_cfg = pc_fw_cfg_init(qs->qts);
|
|
|
|
memset(&info, 0 , sizeof(info));
|
|
/* read vmcoreinfo and read back the host format */
|
|
filesize = qfw_cfg_read_file(fw_cfg, qs, FW_CFG_VMCOREINFO_FILENAME,
|
|
&info, sizeof(info));
|
|
g_assert_cmpint(filesize, ==, sizeof(info));
|
|
|
|
host_format = le16_to_cpu(info.host_format);
|
|
g_assert_cmpint(host_format, ==, FW_CFG_VMCOREINFO_FORMAT_ELF);
|
|
|
|
memset(&info, 0 , sizeof(info));
|
|
info.guest_format = cpu_to_le16(FW_CFG_VMCOREINFO_FORMAT_ELF);
|
|
info.size = cpu_to_le32(1 * MiB);
|
|
info.paddr = cpu_to_le64(0xffffff00);
|
|
info.host_format = cpu_to_le16(host_format);
|
|
|
|
/* write the values to the host */
|
|
filesize = qfw_cfg_write_file(fw_cfg, qs, FW_CFG_VMCOREINFO_FILENAME,
|
|
&info, sizeof(info));
|
|
g_assert_cmpint(filesize, ==, sizeof(info));
|
|
|
|
memset(&info, 0 , sizeof(info));
|
|
|
|
/* now read back the values we wrote and compare that they are the same */
|
|
filesize = qfw_cfg_read_file(fw_cfg, qs, FW_CFG_VMCOREINFO_FILENAME,
|
|
&info, sizeof(info));
|
|
g_assert_cmpint(filesize, ==, sizeof(info));
|
|
|
|
size = le32_to_cpu(info.size);
|
|
paddr = le64_to_cpu(info.paddr);
|
|
guest_format = le16_to_cpu(info.guest_format);
|
|
|
|
g_assert_cmpint(size, ==, 1 * MiB);
|
|
g_assert_cmpint(paddr, ==, 0xffffff00);
|
|
g_assert_cmpint(guest_format, ==, FW_CFG_VMCOREINFO_FORMAT_ELF);
|
|
|
|
pc_fw_cfg_uninit(fw_cfg);
|
|
qtest_shutdown(qs);
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
const char *arch = qtest_get_arch();
|
|
|
|
g_test_init(&argc, &argv, NULL);
|
|
|
|
if (strcmp(arch, "i386") && strcmp(arch, "x86_64")) {
|
|
/* skip for non-x86 */
|
|
exit(EXIT_SUCCESS);
|
|
}
|
|
|
|
qtest_add_func("vmcoreinfo/basic-write",
|
|
test_vmcoreinfo_write_basic);
|
|
|
|
return g_test_run();
|
|
}
|