tpm: Add function to load keys via their parent's SHA1 hash

[u-boot] / common / xyzModem.c

diff --git a/common/xyzModem.c b/common/xyzModem.c
index 39f7d17a7c7dd9baa34125f488296e2ccc51c902..e0d87dbfec95af68bf72be382cc931aeb60c9ea5 100644 (file)
--- a/common/xyzModem.c
+++ b/common/xyzModem.c
@@ -71,12 +71,12 @@ typedef int cyg_int32;
 static int
 CYGACC_COMM_IF_GETC_TIMEOUT (char chan, char *c)
 {
-#define DELAY 20
-  unsigned long counter = 0;
-  while (!tstc () && (counter < xyzModem_CHAR_TIMEOUT * 1000 / DELAY))
+
+  ulong now = get_timer(0);
+  while (!tstc ())
     {
-      udelay (DELAY);
-      counter++;
+      if (get_timer(now) > xyzModem_CHAR_TIMEOUT)
+        break;
     }
   if (tstc ())
     {
@@ -446,7 +446,7 @@ xyzModem_get_hdr (void)
   /* Verify checksum/CRC */
   if (xyz.crc_mode)
     {
-      cksum = cyg_crc16 (xyz.pkt, xyz.len);
+      cksum = crc16_ccitt(0, xyz.pkt, xyz.len);
       if (cksum != ((xyz.crc1 << 8) | xyz.crc2))
        {
          ZM_DEBUG (zm_dprintf ("CRC error - recvd: %02x%02x, computed: %x\n",
@@ -759,7 +759,8 @@ xyzModem_stream_terminate (bool abort, int (*getc) (void))
        * If we don't eat it now, RedBoot will think the user typed it.
        */
       ZM_DEBUG (zm_dprintf ("Trailing gunk:\n"));
-      while ((c = (*getc) ()) > -1);
+      while ((c = (*getc) ()) > -1)
+        ;
       ZM_DEBUG (zm_dprintf ("\n"));
       /*
        * Make a small delay to give terminal programs like minicom