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List:       qemu-ppc
Subject:    Re: [Qemu-ppc] [Qemu-devel] [PATCH 7/7] fw_cfg: add qtest test case
From:       Andreas_Färber <afaerber () suse ! de>
Date:       2013-04-28 15:29:22
Message-ID: 517D4052.9050702 () suse ! de
[Download RAW message or body]

Am 16.04.2013 16:45, schrieb Anthony Liguori:
> This validates some basic characteristics of fw_cfg.
> 
> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
> ---
>  tests/Makefile      |   2 +
>  tests/fw_cfg-test.c | 141 ++++++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 143 insertions(+)
>  create mode 100644 tests/fw_cfg-test.c
[...]
> diff --git a/tests/fw_cfg-test.c b/tests/fw_cfg-test.c
> new file mode 100644
> index 0000000..c284c4d
> --- /dev/null
> +++ b/tests/fw_cfg-test.c
> @@ -0,0 +1,141 @@
> +/*
> + * qtest fw_cfg test case
> + *
> + * Copyright IBM, Corp. 2012-2013
> + *
> + * Authors:
> + *  Anthony Liguori   <aliguori@us.ibm.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.
> + */
> +
> +#define NO_QEMU_PROTOS
> +
> +#include "libqtest.h"
> +#include "hw/nvram/fw_cfg.h"
> +#include "libqos/fw_cfg-pc.h"
> +
> +#include <string.h>
> +#include <glib.h>
> +
> +static uint64_t ram_size = 128 << 20;
> +static uint16_t nb_cpus = 1;
> +static uint16_t max_cpus = 1;
> +static uint64_t nb_nodes = 0;
> +static uint16_t boot_menu = 0;
> +static QFWCFG *fw_cfg = NULL;
> +
> +static void test_fw_cfg_signature(void)
> +{
> +    char buf[5];
> +
> +    qfw_cfg_get(fw_cfg, FW_CFG_SIGNATURE, buf, 4);
> +    buf[4] = 0;
> +
> +    g_assert_cmpstr(buf, ==, "QEMU");
> +}
> +
> +static void test_fw_cfg_id(void)
> +{
> +    g_assert_cmpint(qfw_cfg_get_u32(fw_cfg, FW_CFG_ID), ==, 1);

Breaks on ppc:

GTESTER check-qtest-i386
main-loop: WARNING: I/O thread spun for 1000 iterations
main-loop: WARNING: I/O thread spun for 1000 iterations
main-loop: WARNING: I/O thread spun for 1000 iterations
**
ERROR:/home/andreas/QEMU/qemu/tests/fw_cfg-test.c:41:test_fw_cfg_id:
assertion failed (qfw_cfg_get_u32(fw_cfg, FW_CFG_ID) == 1): (16777216 == 1)
GTester: last random seed: R02Seb06159fdb5cae93a76e1fb2021712e6
**
ERROR:/home/andreas/QEMU/qemu/tests/fw_cfg-test.c:58:test_fw_cfg_ram_size:
assertion failed (qfw_cfg_get_u64(fw_cfg, FW_CFG_RAM_SIZE) == ram_size):
(34359738368 == 134217728)
GTester: last random seed: R02Sb790037de99dc72c4011de8746bcf891
**
ERROR:/home/andreas/QEMU/qemu/tests/fw_cfg-test.c:68:test_fw_cfg_nb_cpus: assertion
failed (qfw_cfg_get_u16(fw_cfg, FW_CFG_NB_CPUS) == nb_cpus): (256 == 1)
GTester: last random seed: R02S8cbc5ce02a292007de9990e752915719
**
ERROR:/home/andreas/QEMU/qemu/tests/fw_cfg-test.c:73:test_fw_cfg_max_cpus:
assertion failed (qfw_cfg_get_u16(fw_cfg, FW_CFG_MAX_CPUS) == max_cpus):
(256 == 1)
GTester: last random seed: R02S81c8abd06614ef0eef55cedea5f37429
make: *** [check-qtest-i386] Fehler 1

Andreas

> +}
> +
> +static void test_fw_cfg_uuid(void)
> +{
> +    uint8_t buf[16];
> +    static const uint8_t uuid[16] = {
> +        0x46, 0x00, 0xcb, 0x32, 0x38, 0xec, 0x4b, 0x2f,
> +        0x8a, 0xcb, 0x81, 0xc6, 0xea, 0x54, 0xf2, 0xd8,
> +    };
> +
> +    qfw_cfg_get(fw_cfg, FW_CFG_UUID, buf, 16);
> +    g_assert(memcmp(buf, uuid, sizeof(buf)) == 0);
> +}
> +
> +static void test_fw_cfg_ram_size(void)
> +{
> +    g_assert_cmpint(qfw_cfg_get_u64(fw_cfg, FW_CFG_RAM_SIZE), ==, ram_size);
> +}
> +
> +static void test_fw_cfg_nographic(void)
> +{
> +    g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_NOGRAPHIC), ==, 0);
> +}
> +
> +static void test_fw_cfg_nb_cpus(void)
> +{
> +    g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_NB_CPUS), ==, nb_cpus);
> +}
> +
> +static void test_fw_cfg_max_cpus(void)
> +{
> +    g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_MAX_CPUS), ==, max_cpus);
> +}
> +
> +static void test_fw_cfg_numa(void)
> +{
> +    uint64_t *cpu_mask;
> +    uint64_t *node_mask;
> +
> +    g_assert_cmpint(qfw_cfg_get_u64(fw_cfg, FW_CFG_NUMA), ==, nb_nodes);
> +
> +    cpu_mask = g_malloc0(sizeof(uint64_t) * max_cpus);
> +    node_mask = g_malloc0(sizeof(uint64_t) * nb_nodes);
> +
> +    qfw_cfg_read_data(fw_cfg, cpu_mask, sizeof(uint64_t) * max_cpus);
> +    qfw_cfg_read_data(fw_cfg, node_mask, sizeof(uint64_t) * nb_nodes);
> +
> +    if (nb_nodes) {
> +        g_assert(cpu_mask[0] & 0x01);
> +        g_assert_cmpint(node_mask[0], ==, ram_size);
> +    }
> +
> +    g_free(node_mask);
> +    g_free(cpu_mask);
> +}
> +
> +static void test_fw_cfg_boot_menu(void)
> +{
> +    g_assert_cmpint(qfw_cfg_get_u16(fw_cfg, FW_CFG_BOOT_MENU), ==, boot_menu);
> +}
> +
> +int main(int argc, char **argv)
> +{
> +    QTestState *s;
> +    char *cmdline;
> +    int ret;
> +
> +    g_test_init(&argc, &argv, NULL);
> +
> +    fw_cfg = pc_fw_cfg_init();
> +
> +    g_test_add_func("/fw_cfg/signature", test_fw_cfg_signature);
> +    g_test_add_func("/fw_cfg/id", test_fw_cfg_id);
> +    g_test_add_func("/fw_cfg/uuid", test_fw_cfg_uuid);
> +    g_test_add_func("/fw_cfg/ram_size", test_fw_cfg_ram_size);
> +    g_test_add_func("/fw_cfg/nographic", test_fw_cfg_nographic);
> +    g_test_add_func("/fw_cfg/nb_cpus", test_fw_cfg_nb_cpus);
> +#if 0
> +    g_test_add_func("/fw_cfg/machine_id", test_fw_cfg_machine_id);
> +    g_test_add_func("/fw_cfg/kernel", test_fw_cfg_kernel);
> +    g_test_add_func("/fw_cfg/initrd", test_fw_cfg_initrd);
> +    g_test_add_func("/fw_cfg/boot_device", test_fw_cfg_boot_device);
> +#endif
> +    g_test_add_func("/fw_cfg/max_cpus", test_fw_cfg_max_cpus);
> +    g_test_add_func("/fw_cfg/numa", test_fw_cfg_numa);
> +    g_test_add_func("/fw_cfg/boot_menu", test_fw_cfg_boot_menu);
> +
> +    cmdline = g_strdup_printf("-display none "
> +                              "-uuid 4600cb32-38ec-4b2f-8acb-81c6ea54f2d8 ");
> +    s = qtest_start(cmdline);
> +    g_free(cmdline);
> +
> +    ret = g_test_run();
> +
> +    if (s) {
> +        qtest_quit(s);
> +    }
> +
> +    return ret;
> +}
> 


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