tests: Add tpm_version field to TPMTestState and fill it

Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
Message-id: 20210802215246.1433175-3-stefanb@linux.ibm.com

tests/qtest/bios-tables-test.c

@@ -1092,7 +1092,7 @@ static void test_acpi_piix4_tcg_numamem(void)
 uint64_t tpm_tis_base_addr;
 
 static void test_acpi_tcg_tpm(const char *machine, const char *tpm_if,
-                              uint64_t base)
+                              uint64_t base, enum TPMVersion tpm_version)
 {
 #ifdef CONFIG_TPM
     gchar *tmp_dir_name = g_strdup_printf("qemu-test_acpi_%s_tcg_%s.XXXXXX",
@@ -1113,6 +1113,7 @@ static void test_acpi_tcg_tpm(const char *machine, const char *tpm_if,
     g_mutex_init(&test.data_mutex);
     g_cond_init(&test.data_cond);
     test.data_cond_signal = false;
+    test.tpm_version = tpm_version;
 
     thread = g_thread_new(NULL, tpm_emu_ctrl_thread, &test);
     tpm_emu_test_wait_cond(&test);
@@ -1145,7 +1146,7 @@ static void test_acpi_tcg_tpm(const char *machine, const char *tpm_if,
 
 static void test_acpi_q35_tcg_tpm_tis(void)
 {
-    test_acpi_tcg_tpm("q35", "tis", 0xFED40000);
+    test_acpi_tcg_tpm("q35", "tis", 0xFED40000, TPM_VERSION_2_0);
 }
 
 static void test_acpi_tcg_dimm_pxm(const char *machine)

tests/qtest/tpm-crb-test.c

@@ -156,6 +156,7 @@ int main(int argc, char **argv)
     g_mutex_init(&test.data_mutex);
     g_cond_init(&test.data_cond);
     test.data_cond_signal = false;
+    test.tpm_version = TPM_VERSION_2_0;
 
     thread = g_thread_new(NULL, tpm_emu_ctrl_thread, &test);
     tpm_emu_test_wait_cond(&test);

tests/qtest/tpm-emu.c

@@ -56,9 +56,16 @@ static void *tpm_emu_tpm_thread(void *data)
         s->tpm_msg->code = be32_to_cpu(s->tpm_msg->code);
 
         /* reply error */
-        s->tpm_msg->tag = cpu_to_be16(TPM2_ST_NO_SESSIONS);
-        s->tpm_msg->len = cpu_to_be32(sizeof(struct tpm_hdr));
-        s->tpm_msg->code = cpu_to_be32(TPM_RC_FAILURE);
+        switch (s->tpm_version) {
+        case TPM_VERSION_2_0:
+            s->tpm_msg->tag = cpu_to_be16(TPM2_ST_NO_SESSIONS);
+            s->tpm_msg->len = cpu_to_be32(sizeof(struct tpm_hdr));
+            s->tpm_msg->code = cpu_to_be32(TPM_RC_FAILURE);
+            break;
+        default:
+            g_debug("unsupport TPM version %u", s->tpm_version);
+            g_assert_not_reached();
+        }
         qio_channel_write(ioc, (char *)s->tpm_msg, be32_to_cpu(s->tpm_msg->len),
                           &error_abort);
     }

tests/qtest/tpm-emu.h

@@ -18,6 +18,7 @@
 
 #include "qemu/sockets.h"
 #include "io/channel.h"
+#include "sysemu/tpm.h"
 
 struct tpm_hdr {
     uint16_t tag;
@@ -26,6 +27,12 @@ struct tpm_hdr {
     char buffer[];
 } QEMU_PACKED;
 
+#ifndef CONFIG_TPM
+enum TPMVersion {
+    TPM_VERSION_2_0 = 2,
+};
+#endif
+
 typedef struct TPMTestState {
     GMutex data_mutex;
     GCond data_cond;
@@ -34,6 +41,7 @@ typedef struct TPMTestState {
     QIOChannel *tpm_ioc;
     GThread *emu_tpm_thread;
     struct tpm_hdr *tpm_msg;
+    enum TPMVersion tpm_version;
 } TPMTestState;
 
 void tpm_emu_test_wait_cond(TPMTestState *s);

tests/qtest/tpm-tis-device-test.c

@@ -46,6 +46,7 @@ int main(int argc, char **argv)
     g_mutex_init(&test.data_mutex);
     g_cond_init(&test.data_cond);
     test.data_cond_signal = false;
+    test.tpm_version = TPM_VERSION_2_0;
 
     thread = g_thread_new(NULL, tpm_emu_ctrl_thread, &test);
     tpm_emu_test_wait_cond(&test);

tests/qtest/tpm-tis-test.c

@@ -40,6 +40,7 @@ int main(int argc, char **argv)
     g_mutex_init(&test.data_mutex);
     g_cond_init(&test.data_cond);
     test.data_cond_signal = false;
+    test.tpm_version = TPM_VERSION_2_0;
 
     thread = g_thread_new(NULL, tpm_emu_ctrl_thread, &test);
     tpm_emu_test_wait_cond(&test);