/*
- * (C) Copyright 2000-2003
+ * (C) Copyright 2000-2009
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
*
* See file CREDITS for list of people who contributed to this
#include <common.h>
#include <command.h>
-int
-do_version (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- extern char version_string[];
- printf ("\n%s\n", version_string);
- return 0;
-}
-
-U_BOOT_CMD(
- version, 1, 1, do_version,
- "version - print monitor version\n",
- NULL
-);
-
-#if (CONFIG_COMMANDS & CFG_CMD_ECHO)
-
-int
-do_echo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- int i, putnl = 1;
-
- for (i = 1; i < argc; i++) {
- char *p = argv[i], c;
-
- if (i > 1)
- putc(' ');
- while ((c = *p++) != '\0') {
- if (c == '\\' && *p == 'c') {
- putnl = 0;
- p++;
- } else {
- putc(c);
- }
- }
- }
-
- if (putnl)
- putc('\n');
- return 0;
-}
-
-U_BOOT_CMD(
- echo, CFG_MAXARGS, 1, do_echo,
- "echo - echo args to console\n",
- "[args..]\n"
- " - echo args to console; \\c suppresses newline\n"
-);
-
-#endif /* CFG_CMD_ECHO */
-
-#ifdef CFG_HUSH_PARSER
-
-int
-do_test (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- char **ap;
- int left, adv, expr, last_expr, neg, last_cmp;
-
- /* args? */
- if (argc < 3)
- return 1;
-
-#if 0
- {
- printf("test:");
- left = 1;
- while (argv[left])
- printf(" %s", argv[left++]);
- }
-#endif
-
- last_expr = 0;
- left = argc - 1; ap = argv + 1;
- if (left > 0 && strcmp(ap[0], "!") == 0) {
- neg = 1;
- ap++;
- left--;
- } else
- neg = 0;
-
- expr = -1;
- last_cmp = -1;
- last_expr = -1;
- while (left > 0) {
-
- if (strcmp(ap[0], "-o") == 0 || strcmp(ap[0], "-a") == 0)
- adv = 1;
- else if (strcmp(ap[0], "-z") == 0 || strcmp(ap[0], "-n") == 0)
- adv = 2;
- else
- adv = 3;
-
- if (left < adv) {
- expr = 1;
- break;
- }
-
- if (adv == 1) {
- if (strcmp(ap[0], "-o") == 0) {
- last_expr = expr;
- last_cmp = 0;
- } else if (strcmp(ap[0], "-a") == 0) {
- last_expr = expr;
- last_cmp = 1;
- } else {
- expr = 1;
- break;
- }
- }
-
- if (adv == 2) {
- if (strcmp(ap[0], "-z") == 0)
- expr = strlen(ap[1]) == 0 ? 1 : 0;
- else if (strcmp(ap[0], "-n") == 0)
- expr = strlen(ap[1]) == 0 ? 0 : 1;
- else {
- expr = 1;
- break;
- }
-
- if (last_cmp == 0)
- expr = last_expr || expr;
- else if (last_cmp == 1)
- expr = last_expr && expr;
- last_cmp = -1;
- }
-
- if (adv == 3) {
- if (strcmp(ap[1], "=") == 0)
- expr = strcmp(ap[0], ap[2]) == 0;
- else if (strcmp(ap[1], "!=") == 0)
- expr = strcmp(ap[0], ap[2]) != 0;
- else if (strcmp(ap[1], ">") == 0)
- expr = strcmp(ap[0], ap[2]) > 0;
- else if (strcmp(ap[1], "<") == 0)
- expr = strcmp(ap[0], ap[2]) < 0;
- else if (strcmp(ap[1], "-eq") == 0)
- expr = simple_strtol(ap[0], NULL, 10) == simple_strtol(ap[2], NULL, 10);
- else if (strcmp(ap[1], "-ne") == 0)
- expr = simple_strtol(ap[0], NULL, 10) != simple_strtol(ap[2], NULL, 10);
- else if (strcmp(ap[1], "-lt") == 0)
- expr = simple_strtol(ap[0], NULL, 10) < simple_strtol(ap[2], NULL, 10);
- else if (strcmp(ap[1], "-le") == 0)
- expr = simple_strtol(ap[0], NULL, 10) <= simple_strtol(ap[2], NULL, 10);
- else if (strcmp(ap[1], "-gt") == 0)
- expr = simple_strtol(ap[0], NULL, 10) > simple_strtol(ap[2], NULL, 10);
- else if (strcmp(ap[1], "-ge") == 0)
- expr = simple_strtol(ap[0], NULL, 10) >= simple_strtol(ap[2], NULL, 10);
- else {
- expr = 1;
- break;
- }
-
- if (last_cmp == 0)
- expr = last_expr || expr;
- else if (last_cmp == 1)
- expr = last_expr && expr;
- last_cmp = -1;
- }
-
- ap += adv; left -= adv;
- }
-
- if (neg)
- expr = !expr;
-
- expr = !expr;
-
-#if 0
- printf(": returns %d\n", expr);
-#endif
-
- return expr;
-}
-
-U_BOOT_CMD(
- test, CFG_MAXARGS, 1, do_test,
- "test - minimal test like /bin/sh\n",
- "[args..]\n"
- " - test functionality\n"
-);
-
-int
-do_exit (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
-{
- int r;
-
- r = 0;
- if (argc > 1)
- r = simple_strtoul(argv[1], NULL, 10);
-
- return -r - 2;
-}
-
-U_BOOT_CMD(
- exit, 2, 1, do_exit,
- "exit - exit script\n",
- " - exit functionality\n"
-);
-
-
-#endif
-
/*
* Use puts() instead of printf() to avoid printf buffer overflow
* for long help messages
*/
-int do_help (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
+
+int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int
+ flag, int argc, char * const argv[])
{
int i;
int rcode = 0;
if (argc == 1) { /*show list of commands */
-
- int cmd_items = &__u_boot_cmd_end -
- &__u_boot_cmd_start; /* pointer arith! */
cmd_tbl_t *cmd_array[cmd_items];
int i, j, swaps;
/* Make array of commands from .uboot_cmd section */
- cmdtp = &__u_boot_cmd_start;
+ cmdtp = cmd_start;
for (i = 0; i < cmd_items; i++) {
cmd_array[i] = cmdtp++;
}
return 1;
if (usage == NULL)
continue;
- puts (usage);
+ printf("%-*s- %s\n", CONFIG_SYS_HELP_CMD_WIDTH,
+ cmd_array[i]->name, usage);
}
return 0;
}
* command help (long version)
*/
for (i = 1; i < argc; ++i) {
- if ((cmdtp = find_cmd (argv[i])) != NULL) {
-#ifdef CFG_LONGHELP
- /* found - print (long) help info */
- puts (cmdtp->name);
- putc (' ');
- if (cmdtp->help) {
- puts (cmdtp->help);
- } else {
- puts ("- No help available.\n");
- rcode = 1;
- }
- putc ('\n');
-#else /* no long help available */
- if (cmdtp->usage)
- puts (cmdtp->usage);
-#endif /* CFG_LONGHELP */
+ if ((cmdtp = find_cmd_tbl (argv[i], cmd_start, cmd_items )) != NULL) {
+ rcode |= cmd_usage(cmdtp);
} else {
printf ("Unknown command '%s' - try 'help'"
" without arguments for list of all"
return rcode;
}
-
-U_BOOT_CMD(
- help, CFG_MAXARGS, 1, do_help,
- "help - print online help\n",
- "[command ...]\n"
- " - show help information (for 'command')\n"
- "'help' prints online help for the monitor commands.\n\n"
- "Without arguments, it prints a short usage message for all commands.\n\n"
- "To get detailed help information for specific commands you can type\n"
- "'help' with one or more command names as arguments.\n"
-);
-
-/* This do not ust the U_BOOT_CMD macro as ? can't be used in symbol names */
-#ifdef CFG_LONGHELP
-cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = {
- "?", CFG_MAXARGS, 1, do_help,
- "? - alias for 'help'\n",
- NULL
-};
-#else
-cmd_tbl_t __u_boot_cmd_question_mark Struct_Section = {
- "?", CFG_MAXARGS, 1, do_help,
- "? - alias for 'help'\n"
-};
-#endif /* CFG_LONGHELP */
-
/***************************************************************************
* find command table entry for a command
*/
-cmd_tbl_t *find_cmd (const char *cmd)
+cmd_tbl_t *find_cmd_tbl (const char *cmd, cmd_tbl_t *table, int table_len)
{
cmd_tbl_t *cmdtp;
- cmd_tbl_t *cmdtp_temp = &__u_boot_cmd_start; /*Init value */
+ cmd_tbl_t *cmdtp_temp = table; /*Init value */
const char *p;
int len;
int n_found = 0;
+ if (!cmd)
+ return NULL;
/*
* Some commands allow length modifiers (like "cp.b");
* compare command name only until first dot.
*/
len = ((p = strchr(cmd, '.')) == NULL) ? strlen (cmd) : (p - cmd);
- for (cmdtp = &__u_boot_cmd_start;
- cmdtp != &__u_boot_cmd_end;
+ for (cmdtp = table;
+ cmdtp != table + table_len;
cmdtp++) {
if (strncmp (cmd, cmdtp->name, len) == 0) {
if (len == strlen (cmdtp->name))
return NULL; /* not found or ambiguous command */
}
+cmd_tbl_t *find_cmd (const char *cmd)
+{
+ int len = &__u_boot_cmd_end - &__u_boot_cmd_start;
+ return find_cmd_tbl(cmd, &__u_boot_cmd_start, len);
+}
+
+int cmd_usage(const cmd_tbl_t *cmdtp)
+{
+ printf("%s - %s\n\n", cmdtp->name, cmdtp->usage);
+
+#ifdef CONFIG_SYS_LONGHELP
+ printf("Usage:\n%s ", cmdtp->name);
+
+ if (!cmdtp->help) {
+ puts ("- No additional help available.\n");
+ return 1;
+ }
+
+ puts (cmdtp->help);
+ putc ('\n');
+#endif /* CONFIG_SYS_LONGHELP */
+ return 1;
+}
+
#ifdef CONFIG_AUTO_COMPLETE
-int var_complete(int argc, char *argv[], char last_char, int maxv, char *cmdv[])
+int var_complete(int argc, char * const argv[], char last_char, int maxv, char *cmdv[])
{
static char tmp_buf[512];
int space;
return 0;
}
-static void install_auto_complete_handler(const char *cmd,
- int (*complete)(int argc, char *argv[], char last_char, int maxv, char *cmdv[]))
-{
- cmd_tbl_t *cmdtp;
-
- cmdtp = find_cmd(cmd);
- if (cmdtp == NULL)
- return;
-
- cmdtp->complete = complete;
-}
-
-void install_auto_complete(void)
-{
- install_auto_complete_handler("printenv", var_complete);
- install_auto_complete_handler("setenv", var_complete);
-#if (CONFIG_COMMANDS & CFG_CMD_RUN)
- install_auto_complete_handler("run", var_complete);
-#endif
-}
-
/*************************************************************************************/
-static int complete_cmdv(int argc, char *argv[], char last_char, int maxv, char *cmdv[])
+static int complete_cmdv(int argc, char * const argv[], char last_char, int maxv, char *cmdv[])
{
cmd_tbl_t *cmdtp;
const char *p;
while ((*s == ' ') || (*s == '\t'))
++s;
- if (*s == '\0') /* end of s, no more args */
+ if (*s == '\0') /* end of s, no more args */
break;
argv[argc++] = s; /* begin of argument string */
return argc;
}
-static void print_argv(const char *banner, const char *leader, const char *sep, int linemax, char *argv[])
+static void print_argv(const char *banner, const char *leader, const char *sep, int linemax, char * const argv[])
{
int ll = leader != NULL ? strlen(leader) : 0;
int sl = sep != NULL ? strlen(sep) : 0;
printf("\n");
}
-static int find_common_prefix(char *argv[])
+static int find_common_prefix(char * const argv[])
{
int i, len;
char *anchor, *s, *t;
return len;
}
-static char tmp_buf[CFG_CBSIZE]; /* copy of console I/O buffer */
+static char tmp_buf[CONFIG_SYS_CBSIZE]; /* copy of console I/O buffer */
int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp)
{
int n = *np, col = *colp;
- char *argv[CFG_MAXARGS + 1]; /* NULL terminated */
+ char *argv[CONFIG_SYS_MAXARGS + 1]; /* NULL terminated */
char *cmdv[20];
char *s, *t;
const char *sep;
int cnt;
char last_char;
- if (strcmp(prompt, CFG_PROMPT) != 0)
+ if (strcmp(prompt, CONFIG_SYS_PROMPT) != 0)
return 0; /* not in normal console */
cnt = strlen(buf);
if (s != NULL) {
k = len + seplen;
/* make sure it fits */
- if (n + k >= CFG_CBSIZE - 2) {
+ if (n + k >= CONFIG_SYS_CBSIZE - 2) {
putc('\a');
return 1;
}
}
#endif
+
+#ifdef CMD_DATA_SIZE
+int cmd_get_data_size(char* arg, int default_size)
+{
+ /* Check for a size specification .b, .w or .l.
+ */
+ int len = strlen(arg);
+ if (len > 2 && arg[len-2] == '.') {
+ switch(arg[len-1]) {
+ case 'b':
+ return 1;
+ case 'w':
+ return 2;
+ case 'l':
+ return 4;
+ case 's':
+ return -2;
+ default:
+ return -1;
+ }
+ }
+ return default_size;
+}
+#endif
+
+#if defined(CONFIG_NEEDS_MANUAL_RELOC)
+DECLARE_GLOBAL_DATA_PTR;
+
+void fixup_cmdtable(cmd_tbl_t *cmdtp, int size)
+{
+ int i;
+
+ if (gd->reloc_off == 0)
+ return;
+
+ for (i = 0; i < size; i++) {
+ ulong addr;
+
+ addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
+#if DEBUG_COMMANDS
+ printf("Command \"%s\": 0x%08lx => 0x%08lx\n",
+ cmdtp->name, (ulong) (cmdtp->cmd), addr);
+#endif
+ cmdtp->cmd =
+ (int (*)(struct cmd_tbl_s *, int, int, char * const []))addr;
+ addr = (ulong)(cmdtp->name) + gd->reloc_off;
+ cmdtp->name = (char *)addr;
+ if (cmdtp->usage) {
+ addr = (ulong)(cmdtp->usage) + gd->reloc_off;
+ cmdtp->usage = (char *)addr;
+ }
+#ifdef CONFIG_SYS_LONGHELP
+ if (cmdtp->help) {
+ addr = (ulong)(cmdtp->help) + gd->reloc_off;
+ cmdtp->help = (char *)addr;
+ }
+#endif
+ cmdtp++;
+ }
+}
+#endif
projects / karo-tx-uboot.git / blobdiff