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b96919d765
Prefer to use the tcg accelarator if it is available: This is our only
real smoke test for tcg, and fast enough to use it for that.
Fixes: 480bc11e6 ("boot-serial-test: fallback to kvm accelerator")
Reported-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
117 lines
3.4 KiB
C
117 lines
3.4 KiB
C
/*
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* Test serial output of some machines.
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*
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* Copyright 2016 Thomas Huth, Red Hat Inc.
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*
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* This work is licensed under the terms of the GNU GPL, version 2
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* or later. See the COPYING file in the top-level directory.
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*
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* This test is used to check that the serial output of the firmware
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* (that we provide for some machines) contains an expected string.
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* Thus we check that the firmware still boots at least to a certain
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* point and so we know that the machine is not completely broken.
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*/
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#include "qemu/osdep.h"
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#include "libqtest.h"
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typedef struct testdef {
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const char *arch; /* Target architecture */
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const char *machine; /* Name of the machine */
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const char *extra; /* Additional parameters */
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const char *expect; /* Expected string in the serial output */
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} testdef_t;
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static testdef_t tests[] = {
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{ "alpha", "clipper", "", "PCI:" },
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{ "ppc", "ppce500", "", "U-Boot" },
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{ "ppc", "prep", "", "Open Hack'Ware BIOS" },
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{ "ppc64", "ppce500", "", "U-Boot" },
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{ "ppc64", "prep", "", "Open Hack'Ware BIOS" },
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{ "ppc64", "pseries", "", "Open Firmware" },
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{ "ppc64", "powernv", "-cpu POWER8", "SkiBoot" },
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{ "i386", "isapc", "-cpu qemu32 -device sga", "SGABIOS" },
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{ "i386", "pc", "-device sga", "SGABIOS" },
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{ "i386", "q35", "-device sga", "SGABIOS" },
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{ "x86_64", "isapc", "-cpu qemu32 -device sga", "SGABIOS" },
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{ "x86_64", "q35", "-device sga", "SGABIOS" },
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{ "s390x", "s390-ccw-virtio",
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"-nodefaults -device sclpconsole,chardev=serial0", "virtio device" },
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{ NULL }
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};
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static void check_guest_output(const testdef_t *test, int fd)
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{
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bool output_ok = false;
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int i, nbr, pos = 0;
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char ch;
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/* Poll serial output... Wait at most 60 seconds */
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for (i = 0; i < 6000; ++i) {
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while ((nbr = read(fd, &ch, 1)) == 1) {
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if (ch == test->expect[pos]) {
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pos += 1;
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if (test->expect[pos] == '\0') {
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/* We've reached the end of the expected string! */
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output_ok = true;
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goto done;
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}
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} else {
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pos = 0;
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}
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}
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g_assert(nbr >= 0);
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g_usleep(10000);
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}
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done:
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g_assert(output_ok);
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}
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static void test_machine(const void *data)
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{
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const testdef_t *test = data;
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char *args;
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char tmpname[] = "/tmp/qtest-boot-serial-XXXXXX";
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int fd;
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fd = mkstemp(tmpname);
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g_assert(fd != -1);
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/*
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* Make sure that this test uses tcg if available: It is used as a
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* fast-enough smoketest for that.
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*/
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args = g_strdup_printf("-M %s,accel=tcg:kvm "
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"-chardev file,id=serial0,path=%s "
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"-no-shutdown -serial chardev:serial0 %s",
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test->machine, tmpname, test->extra);
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qtest_start(args);
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unlink(tmpname);
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check_guest_output(test, fd);
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qtest_quit(global_qtest);
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g_free(args);
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close(fd);
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}
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int main(int argc, char *argv[])
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{
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const char *arch = qtest_get_arch();
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int i;
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g_test_init(&argc, &argv, NULL);
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for (i = 0; tests[i].arch != NULL; i++) {
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if (strcmp(arch, tests[i].arch) == 0) {
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char *name = g_strdup_printf("boot-serial/%s", tests[i].machine);
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qtest_add_data_func(name, &tests[i], test_machine);
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g_free(name);
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}
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}
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return g_test_run();
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}
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