mirror of https://gitee.com/openkylin/qemu.git
108 lines
3.5 KiB
C
108 lines
3.5 KiB
C
/*
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* QTest testcase for TPM CRB
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*
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* Copyright (c) 2018 Red Hat, Inc.
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*
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* Authors:
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* Marc-André Lureau <marcandre.lureau@redhat.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or later.
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* See the COPYING file in the top-level directory.
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*/
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#include "qemu/osdep.h"
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#include <glib/gstdio.h>
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#include "hw/acpi/tpm.h"
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#include "io/channel-socket.h"
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#include "libqtest.h"
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#include "tpm-emu.h"
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#define TPM_CMD "\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00"
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static void tpm_crb_test(const void *data)
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{
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const TestState *s = data;
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uint32_t intfid = readl(TPM_CRB_ADDR_BASE + A_CRB_INTF_ID);
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uint32_t csize = readl(TPM_CRB_ADDR_BASE + A_CRB_CTRL_CMD_SIZE);
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uint64_t caddr = readq(TPM_CRB_ADDR_BASE + A_CRB_CTRL_CMD_LADDR);
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uint32_t rsize = readl(TPM_CRB_ADDR_BASE + A_CRB_CTRL_RSP_SIZE);
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uint64_t raddr = readq(TPM_CRB_ADDR_BASE + A_CRB_CTRL_RSP_ADDR);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, InterfaceType), ==, 1);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, InterfaceVersion), ==, 1);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, CapLocality), ==, 0);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, CapCRBIdleBypass), ==, 0);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, CapDataXferSizeSupport),
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==, 3);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, CapFIFO), ==, 0);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, CapCRB), ==, 1);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, InterfaceSelector), ==, 1);
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g_assert_cmpint(FIELD_EX32(intfid, CRB_INTF_ID, RID), ==, 0);
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g_assert_cmpint(csize, >=, 128);
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g_assert_cmpint(rsize, >=, 128);
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g_assert_cmpint(caddr, >, TPM_CRB_ADDR_BASE);
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g_assert_cmpint(raddr, >, TPM_CRB_ADDR_BASE);
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memwrite(caddr, TPM_CMD, sizeof(TPM_CMD));
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uint32_t sts, start = 1;
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uint64_t end_time = g_get_monotonic_time() + 5 * G_TIME_SPAN_SECOND;
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writel(TPM_CRB_ADDR_BASE + A_CRB_CTRL_START, start);
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do {
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start = readl(TPM_CRB_ADDR_BASE + A_CRB_CTRL_START);
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if ((start & 1) == 0) {
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break;
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}
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} while (g_get_monotonic_time() < end_time);
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start = readl(TPM_CRB_ADDR_BASE + A_CRB_CTRL_START);
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g_assert_cmpint(start & 1, ==, 0);
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sts = readl(TPM_CRB_ADDR_BASE + A_CRB_CTRL_STS);
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g_assert_cmpint(sts & 1, ==, 0);
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struct tpm_hdr tpm_msg;
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memread(raddr, &tpm_msg, sizeof(tpm_msg));
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g_assert_cmpmem(&tpm_msg, sizeof(tpm_msg), s->tpm_msg, sizeof(*s->tpm_msg));
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}
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int main(int argc, char **argv)
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{
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int ret;
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char *args, *tmp_path = g_dir_make_tmp("qemu-tpm-crb-test.XXXXXX", NULL);
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GThread *thread;
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TestState test;
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module_call_init(MODULE_INIT_QOM);
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g_test_init(&argc, &argv, NULL);
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test.addr = g_new0(SocketAddress, 1);
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test.addr->type = SOCKET_ADDRESS_TYPE_UNIX;
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test.addr->u.q_unix.path = g_build_filename(tmp_path, "sock", NULL);
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g_mutex_init(&test.data_mutex);
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g_cond_init(&test.data_cond);
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thread = g_thread_new(NULL, tpm_emu_ctrl_thread, &test);
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tpm_emu_test_wait_cond(&test);
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args = g_strdup_printf(
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"-chardev socket,id=chr,path=%s "
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"-tpmdev emulator,id=dev,chardev=chr "
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"-device tpm-crb,tpmdev=dev",
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test.addr->u.q_unix.path);
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qtest_start(args);
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qtest_add_data_func("/tpm-crb/test", &test, tpm_crb_test);
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ret = g_test_run();
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qtest_end();
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g_thread_join(thread);
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g_unlink(test.addr->u.q_unix.path);
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qapi_free_SocketAddress(test.addr);
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g_rmdir(tmp_path);
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g_free(tmp_path);
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g_free(args);
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return ret;
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}
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