Blackfin: define CONFIG_SYS_CACHELINE_SIZE

[u-boot] / common / cmd_misc.c

diff --git a/common/cmd_misc.c b/common/cmd_misc.c
index e3e0e44869133b60b2db37151424eba8d7ef251d..061b1bbad0122f09a249ab51346fc256c7c7beed 100644 (file)
--- a/common/cmd_misc.c
+++ b/common/cmd_misc.c
@@ -27,30 +27,29 @@
 #include <common.h>
 #include <command.h>
 
-#if (CONFIG_COMMANDS & CFG_CMD_MISC)
-
-int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
+       ulong start = get_timer(0);
        ulong delay;
 
-       if (argc != 2) {
-               printf ("Usage:\n%s\n", cmdtp->usage);
-               return 1;
-       }
+       if (argc != 2)
+               return cmd_usage(cmdtp);
+
+       delay = simple_strtoul(argv[1], NULL, 10) * CONFIG_SYS_HZ;
 
-       delay = simple_strtoul(argv[1], NULL, 10);
-
-       while (delay) {
-               int i;
-               for (i=0; i<1000; ++i) {
-                       if (ctrlc ()) {
-                               return (-1);
-                       }
-                       udelay (1000);
-               }
-               --delay;
+       while (get_timer(start) < delay) {
+               if (ctrlc ())
+                       return (-1);
+
+               udelay (100);
        }
+
        return 0;
 }
 
-#endif /* CFG_CMD_MISC */
+U_BOOT_CMD(
+       sleep ,    2,    1,     do_sleep,
+       "delay execution for some time",
+       "N\n"
+       "    - delay execution for N seconds (N is _decimal_ !!!)"
+);