Add command for handling DDR ECC registers on MPC8349EE MDS board.

[oweals/u-boot.git] / common / main.c

diff --git a/common/main.c b/common/main.c
index 817c1b461d2967b83b614de76b22e8a23346b88f..445cb18491b0688eaad32a774583a5203ac1c21b 100644 (file)
--- a/common/main.c
+++ b/common/main.c
@@ -26,7 +26,9 @@
 #include <common.h>
 #include <watchdog.h>
 #include <command.h>
-#include <malloc.h>
+#ifdef CONFIG_MODEM_SUPPORT
+#include <malloc.h>            /* for free() prototype */
+#endif
 
 #ifdef CFG_HUSH_PARSER
 #include <hush.h>
@@ -345,7 +347,7 @@ void main_loop (void)
 #ifdef CONFIG_MODEM_SUPPORT
        debug ("DEBUG: main_loop:   do_mdm_init=%d\n", do_mdm_init);
        if (do_mdm_init) {
-               uchar *str = strdup(getenv("mdm_cmd"));
+               char *str = strdup(getenv("mdm_cmd"));
                setenv ("preboot", str);  /* set or delete definition */
                if (str != NULL)
                        free (str);
@@ -365,6 +367,10 @@ void main_loop (void)
        u_boot_hush_start ();
 #endif
 
+#ifdef CONFIG_AUTO_COMPLETE
+       install_auto_complete();
+#endif
+
 #ifdef CONFIG_PREBOOT
        if ((p = getenv ("preboot")) != NULL) {
 # ifdef CONFIG_AUTOBOOT_KEYED
@@ -428,7 +434,7 @@ void main_loop (void)
            s = getenv("menucmd");
            if (s) {
 # ifndef CFG_HUSH_PARSER
-               run_command (s, bd, 0);
+               run_command (s, 0);
 # else
                parse_string_outer(s, FLAG_PARSE_SEMICOLON |
                                    FLAG_EXIT_FROM_LOOP);
@@ -574,6 +580,9 @@ int readline (const char *const prompt)
                        puts ("\r\n");
                        return (p - console_buffer);
 
+               case '\0':                              /* nul                  */
+                       continue;
+
                case 0x03:                              /* ^C - break           */
                        console_buffer[0] = '\0';       /* discard input */
                        return (-1);
@@ -605,6 +614,14 @@ int readline (const char *const prompt)
                         */
                        if (n < CFG_CBSIZE-2) {
                                if (c == '\t') {        /* expand TABs          */
+#ifdef CONFIG_AUTO_COMPLETE
+                                       /* if auto completion triggered just continue */
+                                       *p = '\0';
+                                       if (cmd_auto_complete(prompt, console_buffer, &n, &col)) {
+                                               p = console_buffer + n; /* reset */
+                                               continue;
+                                       }
+#endif
                                        puts (tab_seq+(col&07));
                                        col += 8 - (col&07);
                                } else {
@@ -711,8 +728,8 @@ static void process_macros (const char *input, char *output)
        int inputcnt  = strlen (input);
        int outputcnt = CFG_CBSIZE;
        int state = 0;  /* 0 = waiting for '$'  */
-                       /* 1 = waiting for '('  */
-                       /* 2 = waiting for ')'  */
+                       /* 1 = waiting for '(' or '{' */
+                       /* 2 = waiting for ')' or '}' */
                        /* 3 = waiting for '''  */
 #ifdef DEBUG_PARSER
        char *output_start = output;
@@ -750,7 +767,7 @@ static void process_macros (const char *input, char *output)
                }
                break;
            case 1:                     /* Waiting for (        */
-               if (c == '(') {
+               if (c == '(' || c == '{') {
                        state++;
                        varname_start = input;
                } else {
@@ -765,7 +782,7 @@ static void process_macros (const char *input, char *output)
                }
                break;
            case 2:                     /* Waiting for )        */
-               if (c == ')') {
+               if (c == ')' || c == '}') {
                        int i;
                        char envname[CFG_CBSIZE], *envval;
                        int envcnt = input-varname_start-1; /* Varname # of chars */
@@ -902,7 +919,10 @@ int run_command (const char *cmd, int flag)
                process_macros (token, finaltoken);
 
                /* Extract arguments */
-               argc = parse_line (finaltoken, argv);
+               if ((argc = parse_line (finaltoken, argv)) == 0) {
+                       rc = -1;        /* no command at all */
+                       continue;
+               }
 
                /* Look up command in command table */
                if ((cmdtp = find_cmd(argv[0])) == NULL) {
@@ -928,9 +948,9 @@ int run_command (const char *cmd, int flag)
                                puts ("'bootd' recursion detected\n");
                                rc = -1;
                                continue;
-                       }
-                       else
+                       } else {
                                flag |= CMD_FLAG_BOOTD;
+                       }
                }
 #endif /* CFG_CMD_BOOTD */