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Diffstat (limited to 'u-boot/include/command.h')
| -rw-r--r-- | u-boot/include/command.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/u-boot/include/command.h b/u-boot/include/command.h new file mode 100644 index 0000000..8310fe5 --- /dev/null +++ b/u-boot/include/command.h @@ -0,0 +1,141 @@ +/* + * (C) Copyright 2000-2009 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Definitions for Command Processor + */ +#ifndef __COMMAND_H +#define __COMMAND_H + +#include <config.h> + +#ifndef NULL +#define NULL 0 +#endif + +/* Default to a width of 8 characters for help message command width */ +#ifndef CONFIG_SYS_HELP_CMD_WIDTH +#define CONFIG_SYS_HELP_CMD_WIDTH 8 +#endif + +#ifndef __ASSEMBLY__ +/* + * Monitor Command Table + */ + +struct cmd_tbl_s { + char *name; /* Command Name */ + int maxargs; /* maximum number of arguments */ + int repeatable; /* autorepeat allowed? */ + /* Implementation function */ + int (*cmd)(struct cmd_tbl_s *, int, int, char * const []); + char *usage; /* Usage message (short) */ +#ifdef CONFIG_SYS_LONGHELP + char *help; /* Help message (long) */ +#endif +#ifdef CONFIG_AUTO_COMPLETE + /* do auto completion on the arguments */ + int (*complete)(int argc, char * const argv[], char last_char, int maxv, char *cmdv[]); +#endif +}; + +typedef struct cmd_tbl_s cmd_tbl_t; + +extern cmd_tbl_t __u_boot_cmd_start; +extern cmd_tbl_t __u_boot_cmd_end; + + +/* common/command.c */ +int _do_help (cmd_tbl_t *cmd_start, int cmd_items, cmd_tbl_t * cmdtp, int + flag, int argc, char * const argv[]); +cmd_tbl_t *find_cmd(const char *cmd); +cmd_tbl_t *find_cmd_tbl (const char *cmd, cmd_tbl_t *table, int table_len); + +extern int cmd_usage(cmd_tbl_t *cmdtp); + +#ifdef CONFIG_AUTO_COMPLETE +extern int var_complete(int argc, char * const argv[], char last_char, int maxv, char *cmdv[]); +extern int cmd_auto_complete(const char *const prompt, char *buf, int *np, int *colp); +#endif + +/* + * Monitor Command + * + * All commands use a common argument format: + * + * void function (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); + */ + +#if defined(CONFIG_CMD_MEMORY) \ + || defined(CONFIG_CMD_I2C) \ + || defined(CONFIG_CMD_ITEST) \ + || defined(CONFIG_CMD_PCI) \ + || defined(CONFIG_CMD_PORTIO) +#define CMD_DATA_SIZE +extern int cmd_get_data_size(char* arg, int default_size); +#endif + +#ifdef CONFIG_CMD_BOOTD +extern int do_bootd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); +#endif +extern int do_bootm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); +extern int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); + +#endif /* __ASSEMBLY__ */ + +/* + * Command Flags: + */ +#define CMD_FLAG_REPEAT 0x0001 /* repeat last command */ +#define CMD_FLAG_BOOTD 0x0002 /* command is from bootd */ + +#define Struct_Section __attribute__ ((unused,section (".u_boot_cmd"))) + +#ifdef CONFIG_AUTO_COMPLETE +# define _CMD_COMPLETE(x) x, +#else +# define _CMD_COMPLETE(x) +#endif +#ifdef CONFIG_SYS_LONGHELP +# define _CMD_HELP(x) x, +#else +# define _CMD_HELP(x) +#endif + +#define U_BOOT_CMD_MKENT_COMPLETE(name,maxargs,rep,cmd,usage,help,comp) \ + {#name, maxargs, rep, cmd, usage, _CMD_HELP(help) _CMD_COMPLETE(comp)} + +#define U_BOOT_CMD_MKENT(name,maxargs,rep,cmd,usage,help) \ + U_BOOT_CMD_MKENT_COMPLETE(name,maxargs,rep,cmd,usage,help,NULL) + +#define U_BOOT_CMD_COMPLETE(name,maxargs,rep,cmd,usage,help,comp) \ + cmd_tbl_t __u_boot_cmd_##name Struct_Section = \ + U_BOOT_CMD_MKENT_COMPLETE(name,maxargs,rep,cmd,usage,help,comp) + +#define U_BOOT_CMD(name,maxargs,rep,cmd,usage,help) \ + U_BOOT_CMD_COMPLETE(name,maxargs,rep,cmd,usage,help,NULL) + +#if defined(CONFIG_NEEDS_MANUAL_RELOC) +void fixup_cmdtable(cmd_tbl_t *cmdtp, int size); +#endif +#endif /* __COMMAND_H */ |