diff options
| -rw-r--r-- | tools/.gitignore | 3 | ||||
| -rw-r--r-- | tools/Makefile.sources | 1 | ||||
| -rw-r--r-- | tools/intel_gvtg_test.c | 354 |
3 files changed, 357 insertions, 1 deletions
diff --git a/tools/.gitignore b/tools/.gitignore index 9f9dce65..2e16cb26 100644 --- a/tools/.gitignore +++ b/tools/.gitignore @@ -5,7 +5,6 @@ intel_aubdump intel_audio_dump intel_backlight intel_bios_dumper -intel_vbt_decode intel_display_crc intel_display_poller intel_dp_compliance @@ -20,6 +19,7 @@ intel_gpu_time intel_gpu_top intel_gtt intel_guc_logger +intel_gvtg_test intel_infoframes intel_l3_parity intel_lid @@ -30,6 +30,7 @@ intel_reg intel_reg_checker intel_residency intel_stepping +intel_vbt_decode intel_watermark skl_compute_wrpll skl_ddb_allocation diff --git a/tools/Makefile.sources b/tools/Makefile.sources index 5797f768..6d9a6ace 100644 --- a/tools/Makefile.sources +++ b/tools/Makefile.sources @@ -30,6 +30,7 @@ tools_prog_lists = \ intel_vbt_decode \ intel_watermark \ intel_gem_info \ + intel_gvtg_test \ $(NULL) dist_bin_SCRIPTS = intel_gpu_abrt diff --git a/tools/intel_gvtg_test.c b/tools/intel_gvtg_test.c new file mode 100644 index 00000000..be5db65d --- /dev/null +++ b/tools/intel_gvtg_test.c @@ -0,0 +1,354 @@ +/* + * Copyright © 2016-2017 Intel Corporation + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS + * IN THE SOFTWARE. + */ + +/* + * This program is intended for testing of validate GVT-g virtual machine + * creation of allow for testing of KVMGT / XenGT (the tool should be root + * privilege only). + * + * TODO: + * Enable more GVT-g related test cases. + */ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "igt.h" +#include <errno.h> +#include <getopt.h> +#include <math.h> +#include <stdint.h> +#include <stdbool.h> +#include <strings.h> +#include <unistd.h> +#include <termios.h> +#include <sys/poll.h> +#include <sys/time.h> +#include <sys/ioctl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <string.h> +#include <stdlib.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <time.h> +#include <unistd.h> +#include <pwd.h> +#include <limits.h> +#include <dirent.h> + +#define RANDOM(x) (rand() % x) + + +static char uuid[40]; +static char guest_ip[32]; + +static char mac_addr[20] = {0}; +static char qemu_path[PATH_MAX] = {0}; +static char hda_path[PATH_MAX] = {0}; +static char bios_path[PATH_MAX] = {0}; + +static int super_system(const char *cmd, char *retmsg, int msg_len) +{ + FILE *fp; + int res = -1; + if (cmd == NULL || retmsg == NULL || msg_len < 0) { + igt_info("Error: %s system parameter invalid!\n", __func__); + return 1; + } + fp = popen(cmd, "r"); + if (fp == NULL) { + perror("popen"); + igt_info("Error: %s popen error: %s\n", __func__, strerror(errno)); + return 2; + } else { + memset(retmsg, 0, msg_len); + while (fgets(retmsg, msg_len, fp)) { + ; + } + res = pclose(fp); + if (res == -1) { + igt_info("Error:%s close popen file pointer fp error!\n", __func__); + return 3; + } + retmsg[strlen(retmsg) - 1] = '\0'; + return 0; + } +} + +static int check_gvtg_support(void) +{ + DIR *mdevdir = opendir("/sys/bus/pci/devices/0000:00:02.0/" + "mdev_supported_types"); + + if (mdevdir == NULL) { + return 1; + } + closedir(mdevdir); + return 0; +} + +static int check_tools(void) +{ + if (system("which uuidgen > /dev/null") != 0) { + return 1; + } else if (system("which arp-scan > /dev/null") != 0) { + return 2; + } else if (system("which /etc/qemu-ifup > /dev/null") != 0) { + return 3; + } + return 0; +} + +static void create_guest(void) +{ + char create_qcow_cmd[PATH_MAX] = {0}; + char create_vgpu_cmd[PATH_MAX] = {0}; + char create_instance_cmd[PATH_MAX] = {0}; + + sprintf(create_qcow_cmd, "qemu-img create -b %s -f qcow2 %s.qcow2", + hda_path, hda_path); + sprintf(create_vgpu_cmd, "echo \"%s\" > /sys/bus/pci/devices/0000:00:02.0/" + "mdev_supported_types/$(ls /sys/bus/pci/devices/0000:00:02.0/" + "mdev_supported_types |awk {'print $1'}|tail -1)/create", uuid); + sprintf(create_instance_cmd, "%s -m 2048 -smp 2 -M pc -name gvtg_guest" + " -hda %s.qcow2 -bios %s -enable-kvm --net nic,macaddr=%s -net" + " tap,script=/etc/qemu-ifup -vga cirrus -k en-us" + " -serial stdio -vnc :1 -machine kernel_irqchip=on -global" + " PIIX4_PM.disable_s3=1 -global PIIX4_PM.disable_s4=1 -cpu host" + " -usb -usbdevice tablet -device vfio-pci,sysfsdev=" + "/sys/bus/pci/devices/0000:00:02.0/%s &", + qemu_path, hda_path, bios_path, mac_addr, uuid); + igt_assert_eq(system(create_qcow_cmd), 0); + igt_assert_eq(system(create_vgpu_cmd), 0); + igt_assert_eq(system(create_instance_cmd), 0); +} + +static void destroy_all_guest(void) +{ + system("pkill qemu"); +} + +static void remove_vgpu(void) +{ + char cmd[128] = {0}; + sprintf(cmd, "echo 1 > /sys/bus/pci/devices/0000:00:02.0/%s/remove", uuid); + igt_assert_eq(system(cmd), 0); +} + +static void gen_mac_addr(void) +{ + srand(getpid()); + sprintf(mac_addr, "52:54:00:%2X:%02X:%02X", RANDOM(256), RANDOM(256), +RANDOM(256)); +} + +static void gen_uuid(void) +{ + igt_assert_eq(super_system("uuidgen", uuid, sizeof(uuid)), 0); +} + +static char *fetch_ip_by_mac(char *mac) +{ + char cmd[1024] = {0}; + sprintf(cmd, "arp-scan -l -I $(ip addr show|grep inet|grep global|" + "awk '{print $NF;}')|grep -i %s|awk '{print $1}'", mac); + igt_assert_eq(super_system(cmd, guest_ip, sizeof(guest_ip)), 0); + return guest_ip; +} + +static int check_guest_ip(void) +{ + int timeout = 0; + while (timeout <= 12) { + igt_info("Trying to connect guest, attempt %d.\n", timeout); + if (timeout == 12) { + igt_info("Cannot connect to guest.\n"); + return 1; + break; + } + + fetch_ip_by_mac(mac_addr); + + if (guest_ip[0] != '\0') { + igt_info("Fetched guest ip address: %s.\n", guest_ip); + break; + } + timeout++; + sleep(5); + } + return 0; +} + +static void clear_dmesg(void) +{ + igt_assert_eq(system("dmesg -c > /dev/null"), 0); +} + +static int check_dmesg(void) +{ + char errorlog[PATH_MAX] = {0}; + + igt_assert_eq(super_system("dmesg|grep -E \"GPU HANG|gfx reset|BUG\"", + errorlog, sizeof(errorlog)), 0); + + if (errorlog[0] == '\0') { + return 0; + } else { + return 1; + } +} + +static void print_help(void) +{ + igt_info("\n[options]\n" + "-h, --help display usage\n" + "-q, --qemu the qemu path\n" + "-a, --hda the hda raw image / qcow path\n" + "-b, --bios the seabios path\n\n" + "[example]\n" + " ./intel_gvtg_test -q /usr/bin/qemu-system-x86_64 -a " + "/home/img/ubuntu-16.04.img -b /usr/bin/bios.bin\n" + ); +} + +static void arg_mismatch(const char *arg) +{ + igt_info("argument mismatch: %s\n", arg); +} + +int main(int argc, char *argv[]) +{ + int opt = -1; + const char *optstring = "hq:a:b:"; + static struct option long_options[] = { + {"help", 0, NULL, 'h'}, + {"qemu", 1, NULL, 'q'}, + {"hda", 1, NULL, 'a'}, + {"bios", 1, NULL, 'b'}, + {0, 0, 0, 0} + }; + + int ret = 0; + int flag_cnt = 0; + int h_flag = 0; + int q_flag = 0; + int a_flag = 0; + int b_flag = 0; + int tools_status = 0; + + igt_skip_on_f(check_gvtg_support() == 1, + "GVT-g technology is not supported in your system.\n"); + + tools_status = check_tools(); + igt_skip_on_f(tools_status == 1, "Please install the \"uuid-runtime\" tool.\n"); + igt_skip_on_f(tools_status == 2, "Please install the \"arp-scan\" tool.\n"); + igt_skip_on_f(tools_status == 3, "Please prepare the \"qemu-ifup\" script.\n"); + + if (argc == 1) { + print_help(); + return 0; + } + + while ((opt = getopt_long(argc, argv, optstring, long_options, NULL)) + != -1) { + switch (opt) { + case 'h': + h_flag = 1; + break; + case 'q': + strcpy(qemu_path, optarg); + q_flag = 1; + break; + case 'a': + strcpy(hda_path, optarg); + a_flag = 1; + break; + case 'b': + strcpy(bios_path, optarg); + b_flag = 1; + break; + case ':': + ret = -1; + break; + case '?': + ret = -1; + break; + } + + if (ret) { + break; + } + }; + + if (ret != 0) { + return ret; + } + + flag_cnt = h_flag + q_flag + a_flag + b_flag; + + if (flag_cnt == 1) { + if (h_flag == 1) { + print_help(); + return 0; + } else { + arg_mismatch(argv[1]); + return -1; + } + } else if (flag_cnt == 3) { + if (q_flag == 1 && a_flag == 1 && b_flag == 1) { + igt_info("\nqemu_path: %s\nhda_path: %s\nbios_path: %s\n", + qemu_path, hda_path, bios_path); + } else { + arg_mismatch("-h"); + return -1; + } + } else { + arg_mismatch(argv[1]); + return -1; + } + + destroy_all_guest(); + clear_dmesg(); + + gen_mac_addr(); + gen_uuid(); + create_guest(); + + if (check_guest_ip()) { + ret = 1; + } + + destroy_all_guest(); + sleep(5); + remove_vgpu(); + + if (check_dmesg() > 0) { + ret = 1; + } + + igt_assert_eq(ret, 0); + igt_exit(); + +} + |