Various bug fixes to tpm_lite. Some changes to the test suite.

tests/tpm_lite/enable.c

Index: tests/tpm_lite/enable.c
diff --git a/tests/tpm_lite/enable.c b/tests/tpm_lite/enable.c
index a9172ba9dd6ca49f1b43e237ecf3a2302c1f32f5..73e9c656d11762dbc04c9fd93bb613fef58c5f5f 100644
--- a/tests/tpm_lite/enable.c
+++ b/tests/tpm_lite/enable.c
@@ -6,17 +6,31 @@
 /* Testing: ownership testing code, ForceClear, and nvram write limit.
  */
 
+#include <stdio.h>
+
 #include "tlcl.h"
 
+#define CHECK(command) do {                     \
+    uint32_t r = (command);                     \
+    if (r != 0) {                               \
+      printf(#command "returned 0x%x\n", r);    \
+    }                                           \
+} while(0)
+
 int main(int argc, char** argv) {
+  uint8_t disable, deactivated;
 
   TlclLibInit();
   TlclStartup();
-  TlclSelfTestFull();
+  CHECK(TlclSelfTestFull());
 
-  TlclAssertPhysicalPresence();
-  TlclSetEnable();
-  (void) TlclSetDeactivated(0);  // activates the TPM at the next boot
+  CHECK(TlclAssertPhysicalPresence());
+  CHECK(TlclGetFlags(&disable, &deactivated, NULL));
+  printf("disable is %d, deactivated is %d\n", disable, deactivated);
+  CHECK(TlclSetEnable());
+  CHECK(TlclSetDeactivated(0));
+  CHECK(TlclGetFlags(&disable, &deactivated, NULL));
+  printf("disable is %d, deactivated is %d\n", disable, deactivated);
 
   return 0;
 }