Commit bf2a38d4 authored by Anthony Liguori's avatar Anthony Liguori
Browse files

fw_cfg: add qtest test case 



This validates some basic characteristics of fw_cfg.

Signed-off-by: default avatarAnthony Liguori <aliguori@us.ibm.com>
Message-id: 1366123521-4330-8-git-send-email-aliguori@us.ibm.com
parent a875711a

tests/Makefile

+2 −0
Original line number Diff line number Diff line
@@ -55,6 +55,7 @@ check-qtest-i386-y += tests/hd-geo-test$(EXESUF) 
gcov-files-i386-y += hw/hd-geometry.c

check-qtest-i386-y += tests/rtc-test$(EXESUF)

check-qtest-i386-y += tests/i440fx-test$(EXESUF)

check-qtest-i386-y += tests/fw_cfg-test$(EXESUF)

check-qtest-x86_64-y = $(check-qtest-i386-y)

gcov-files-i386-y += i386-softmmu/hw/mc146818rtc.c

gcov-files-x86_64-y = $(subst i386-softmmu/,x86_64-softmmu/,$(gcov-files-i386-y))
@@ -127,6 +128,7 @@ tests/fdc-test$(EXESUF): tests/fdc-test.o 
tests/hd-geo-test$(EXESUF): tests/hd-geo-test.o

tests/tmp105-test$(EXESUF): tests/tmp105-test.o

tests/i440fx-test$(EXESUF): tests/i440fx-test.o $(libqos-pc-obj-y)

tests/fw_cfg-test$(EXESUF): tests/fw_cfg-test.o $(libqos-pc-obj-y)



# QTest rules

tests/fw_cfg-test.c

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+141 −0
Original line number Diff line number Diff line 
/*

 * 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);

}



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;

}