common/Kconfig

   1 menu "Command line interface"
   2
   3 config HUSH_PARSER
   4         bool "Use hush shell"
   5         select SYS_HUSH_PARSER
   6         help
   7           This option enables the "hush" shell (from Busybox) as command line
   8           interpreter, thus enabling powerful command line syntax like
   9           if...then...else...fi conditionals or `&&' and '||'
  10           constructs ("shell scripts").
  11
  12           If disabled, you get the old, much simpler behaviour with a somewhat
  13           smaller memory footprint.
  14
  15 config SYS_HUSH_PARSER
  16         bool
  17         help
  18           Backward compatibility.
  19
  20 comment "Commands"
  21
  22 menu "Info commands"
  23
  24 config CMD_BDI
  25         bool "bdinfo"
  26         help
  27           Print board info
  28
  29 config CMD_CONSOLE
  30         bool "coninfo"
  31         help
  32           Print console devices and information.
  33
  34 config CMD_LICENSE
  35         bool "license"
  36         help
  37           Print GPL license text
  38
  39 endmenu
  40
  41 menu "Boot commands"
  42
  43 config CMD_BOOTD
  44         bool "bootd"
  45         help
  46           Run the command stored in the environment "bootcmd", i.e.
  47           "bootd" does the same thing as "run bootcmd".
  48
  49 config CMD_BOOTM
  50         bool "bootm"
  51         default y
  52         help
  53           Boot an application image from the memory.
  54
  55 config CMD_GO
  56         bool "go"
  57         default y
  58         help
  59           Start an application at a given address.
  60
  61 config CMD_RUN
  62         bool "run"
  63         help
  64           Run the command in the given environment variable.
  65
  66 config CMD_IMI
  67         bool "iminfo"
  68         help
  69           Print header information for application image.
  70
  71 config CMD_IMLS
  72         bool "imls"
  73         help
  74           List all images found in flash
  75
  76 config CMD_XIMG
  77         bool "imxtract"
  78         help
  79           Extract a part of a multi-image.
  80
  81 endmenu
  82
  83 menu "Environment commands"
  84
  85 config CMD_EXPORTENV
  86         bool "env export"
  87         default y
  88         help
  89           Export environments.
  90
  91 config CMD_IMPORTENV
  92         bool "env import"
  93         default y
  94         help
  95           Import environments.
  96
  97 config CMD_EDITENV
  98         bool "editenv"
  99         help
 100           Edit environment variable.
 101
 102 config CMD_SAVEENV
 103         bool "saveenv"
 104         help
 105           Run the command in the given environment variable.
 106
 107 endmenu
 108
 109 menu "Memory commands"
 110
 111 config CMD_MEMORY
 112         bool "md, mm, nm, mw, cp, cmp, base, loop"
 113         help
 114           Memeory commands.
 115             md - memory display
 116             mm - memory modify (auto-incrementing address)
 117             nm - memory modify (constant address)
 118             mw - memory write (fill)
 119             cp - memory copy
 120             cmp - memory compare
 121             base - print or set address offset
 122             loop - initinite loop on address range
 123
 124 config CMD_CRC32
 125         bool "crc32"
 126         default y
 127         help
 128           Compute CRC32.
 129
 130 config LOOPW
 131         bool "loopw"
 132         help
 133           Infinite write loop on address range
 134
 135 config CMD_MEMTEST
 136         bool "memtest"
 137         help
 138           Simple RAM read/write test.
 139
 140 config CMD_MX_CYCLIC
 141         bool "mdc, mwc"
 142         help
 143           mdc - memory display cyclic
 144           mwc - memory write cyclic
 145
 146 config CMD_MEMINFO
 147         bool "meminfo"
 148         help
 149           Display memory information.
 150
 151 endmenu
 152
 153 menu "Device access commands"
 154
 155 config CMD_DM
 156         bool "dm - Access to driver model information"
 157         depends on DM
 158         default y
 159         help
 160           Provides access to driver model data structures and information,
 161           such as a list of devices, list of uclasses and the state of each
 162           device (e.g. activated). This is not required for operation, but
 163           can be useful to see the state of driver model for debugging or
 164           interest.
 165
 166 config CMD_DEMO
 167         bool "demo - Demonstration commands for driver model"
 168         depends on DM
 169         help
 170           Provides a 'demo' command which can be used to play around with
 171           driver model. To use this properly you will need to enable one or
 172           both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE).
 173           Otherwise you will always get an empty list of devices. The demo
 174           devices are defined in the sandbox device tree, so the easiest
 175           option is to use sandbox and pass the -d point to sandbox's
 176           u-boot.dtb file.
 177
 178 config CMD_LOADB
 179         bool "loadb"
 180         help
 181           Load a binary file over serial line.
 182
 183 config CMD_LOADS
 184         bool "loads"
 185         help
 186           Load an S-Record file over serial line
 187
 188 config CMD_FLASH
 189         bool "flinfo, erase, protect"
 190         help
 191           NOR flash support.
 192             flinfo - print FLASH memory information
 193             erase - FLASH memory
 194             protect - enable or disable FLASH write protection
 195
 196 config CMD_ARMFLASH
 197         depends on FLASH_CFI_DRIVER
 198         bool "armflash"
 199         help
 200           ARM Ltd reference designs flash partition access
 201
 202 config CMD_NAND
 203         bool "nand"
 204         help
 205           NAND support.
 206
 207 config CMD_SPI
 208         bool "sspi"
 209         help
 210           SPI utility command.
 211
 212 config CMD_I2C
 213         bool "i2c"
 214         help
 215           I2C support.
 216
 217 config CMD_USB
 218         bool "usb"
 219         help
 220           USB support.
 221
 222 config CMD_FPGA
 223         bool "fpga"
 224         help
 225           FPGA support.
 226
 227 endmenu
 228
 229
 230 menu "Shell scripting commands"
 231
 232 config CMD_ECHO
 233         bool "echo"
 234         help
 235           Echo args to console
 236
 237 config CMD_ITEST
 238         bool "itest"
 239         help
 240           Return true/false on integer compare.
 241
 242 config CMD_SOURCE
 243         bool "source"
 244         help
 245           Run script from memory
 246
 247 endmenu
 248
 249 menu "Network commands"
 250
 251 config CMD_NET
 252         bool "bootp, tftpboot"
 253         help
 254           Network commands.
 255           bootp - boot image via network using BOOTP/TFTP protocol
 256           tftpboot - boot image via network using TFTP protocol
 257
 258 config CMD_TFTPPUT
 259         bool "tftp put"
 260         help
 261           TFTP put command, for uploading files to a server
 262
 263 config CMD_TFTPSRV
 264         bool "tftpsrv"
 265         help
 266           Act as a TFTP server and boot the first received file
 267
 268 config CMD_RARP
 269         bool "rarpboot"
 270         help
 271           Boot image via network using RARP/TFTP protocol
 272
 273 config CMD_DHCP
 274         bool "dhcp"
 275         help
 276           Boot image via network using DHCP/TFTP protocol
 277
 278 config CMD_NFS
 279         bool "nfs"
 280         help
 281           Boot image via network using NFS protocol.
 282
 283 config CMD_PING
 284         bool "ping"
 285         help
 286           Send ICMP ECHO_REQUEST to network host
 287
 288 config CMD_CDP
 289         bool "cdp"
 290         help
 291           Perform CDP network configuration
 292
 293 config CMD_SNTP
 294         bool "sntp"
 295         help
 296           Synchronize RTC via network
 297
 298 config CMD_DNS
 299         bool "dns"
 300         help
 301           Lookup the IP of a hostname
 302
 303 config CMD_LINK_LOCAL
 304         bool "linklocal"
 305         help
 306           Acquire a network IP address using the link-local protocol
 307
 308 endmenu
 309
 310 menu "Misc commands"
 311
 312 config CMD_TIME
 313         bool "time"
 314         help
 315           Run commands and summarize execution time.
 316
 317 # TODO: rename to CMD_SLEEP
 318 config CMD_MISC
 319         bool "sleep"
 320         help
 321           Delay execution for some time
 322
 323 config CMD_TIMER
 324         bool "timer"
 325         help
 326           Access the system timer.
 327
 328 config CMD_SETGETDCR
 329         bool "getdcr, setdcr, getidcr, setidcr"
 330         depends on 4xx
 331         help
 332           getdcr - Get an AMCC PPC 4xx DCR's value
 333           setdcr - Set an AMCC PPC 4xx DCR's value
 334           getidcr - Get a register value via indirect DCR addressing
 335           setidcr - Set a register value via indirect DCR addressing
 336
 337 config CMD_SOUND
 338         bool "sound"
 339         depends on SOUND
 340         help
 341           This provides basic access to the U-Boot's sound support. The main
 342           feature is to play a beep.
 343
 344              sound init   - set up sound system
 345              sound play   - play a sound
 346
 347 endmenu
 348
 349 menu "Boot timing"
 350
 351 config BOOTSTAGE
 352         bool "Boot timing and reporting"
 353         help
 354           Enable recording of boot time while booting. To use it, insert
 355           calls to bootstage_mark() with a suitable BOOTSTAGE_ID from
 356           bootstage.h. Only a single entry is recorded for each ID. You can
 357           give the entry a name with bootstage_mark_name(). You can also
 358           record elapsed time in a particular stage using bootstage_start()
 359           before starting and bootstage_accum() when finished. Bootstage will
 360           add up all the accumated time and report it.
 361
 362           Normally, IDs are defined in bootstage.h but a small number of
 363           additional 'user' IDs can be used but passing BOOTSTAGE_ID_ALLOC
 364           as the ID.
 365
 366           Calls to show_boot_progress() wil also result in log entries but
 367           these will not have names.
 368
 369 config BOOTSTAGE_REPORT
 370         bool "Display a detailed boot timing report before booting the OS"
 371         depends on BOOTSTAGE
 372         help
 373           Enable output of a boot time report just before the OS is booted.
 374           This shows how long it took U-Boot to go through each stage of the
 375           boot process. The report looks something like this:
 376
 377                 Timer summary in microseconds:
 378                        Mark    Elapsed  Stage
 379                           0          0  reset
 380                   3,575,678  3,575,678  board_init_f start
 381                   3,575,695         17  arch_cpu_init A9
 382                   3,575,777         82  arch_cpu_init done
 383                   3,659,598     83,821  board_init_r start
 384                   3,910,375    250,777  main_loop
 385                  29,916,167 26,005,792  bootm_start
 386                  30,361,327    445,160  start_kernel
 387
 388 config BOOTSTAGE_USER_COUNT
 389         hex "Number of boot ID numbers available for user use"
 390         default 20
 391         help
 392           This is the number of available user bootstage records.
 393           Each time you call bootstage_mark(BOOTSTAGE_ID_ALLOC, ...)
 394           a new ID will be allocated from this stash. If you exceed
 395           the limit, recording will stop.
 396
 397 config CMD_BOOTSTAGE
 398         bool "Enable the 'bootstage' command"
 399         depends on BOOTSTAGE
 400         help
 401           Add a 'bootstage' command which supports printing a report
 402           and un/stashing of bootstage data.
 403
 404 config BOOTSTAGE_FDT
 405         bool "Store boot timing information in the OS device tree"
 406         depends on BOOTSTAGE
 407         help
 408           Stash the bootstage information in the FDT. A root 'bootstage'
 409           node is created with each bootstage id as a child. Each child
 410           has a 'name' property and either 'mark' containing the
 411           mark time in microsecond, or 'accum' containing the
 412           accumulated time for that bootstage id in microseconds.
 413           For example:
 414
 415                 bootstage {
 416                         154 {
 417                                 name = "board_init_f";
 418                                 mark = <3575678>;
 419                         };
 420                         170 {
 421                                 name = "lcd";
 422                                 accum = <33482>;
 423                         };
 424                 };
 425
 426           Code in the Linux kernel can find this in /proc/devicetree.
 427
 428 config BOOTSTAGE_STASH
 429         bool "Stash the boot timing information in memory before booting OS"
 430         depends on BOOTSTAGE
 431         help
 432           Some OSes do not support device tree. Bootstage can instead write
 433           the boot timing information in a binary format at a given address.
 434           This happens through a call to bootstage_stash(), typically in
 435           the CPU's cleanup_before_linux() function. You can use the
 436           'bootstage stash' and 'bootstage unstash' commands to do this on
 437           the command line.
 438
 439 config BOOTSTAGE_STASH_ADDR
 440         hex "Address to stash boot timing information"
 441         default 0
 442         help
 443           Provide an address which will not be overwritten by the OS when it
 444           starts, so that it can read this information when ready.
 445
 446 config BOOTSTAGE_STASH_SIZE
 447         hex "Size of boot timing stash region"
 448         default 4096
 449         help
 450           This should be large enough to hold the bootstage stash. A value of
 451           4096 (4KiB) is normally plenty.
 452
 453 endmenu
 454
 455 endmenu