| menu "Command line interface" | |
| config HUSH_PARSER | |
| bool "Use hush shell" | |
| select SYS_HUSH_PARSER | |
| help | |
| This option enables the "hush" shell (from Busybox) as command line | |
| interpreter, thus enabling powerful command line syntax like | |
| if...then...else...fi conditionals or `&&' and '||' | |
| constructs ("shell scripts"). | |
| If disabled, you get the old, much simpler behaviour with a somewhat | |
| smaller memory footprint. | |
| config SYS_HUSH_PARSER | |
| bool | |
| help | |
| Backward compatibility. | |
| config SYS_PROMPT | |
| string "Shell prompt" | |
| default "=> " | |
| help | |
| This string is displayed in the command line to the left of the | |
| cursor. | |
| menu "Autoboot options" | |
| config AUTOBOOT_KEYED | |
| bool "Stop autobooting via specific input key / string" | |
| default n | |
| help | |
| This option enables stopping (aborting) of the automatic | |
| boot feature only by issuing a specific input key or | |
| string. If not enabled, any input key will abort the | |
| U-Boot automatic booting process and bring the device | |
| to the U-Boot prompt for user input. | |
| config AUTOBOOT_PROMPT | |
| string "Autoboot stop prompt" | |
| depends on AUTOBOOT_KEYED | |
| default "Autoboot in %d seconds\\n" | |
| help | |
| This string is displayed before the boot delay selected by | |
| CONFIG_BOOTDELAY starts. If it is not defined there is no | |
| output indicating that autoboot is in progress. | |
| Note that this define is used as the (only) argument to a | |
| printf() call, so it may contain '%' format specifications, | |
| provided that it also includes, sepearated by commas exactly | |
| like in a printf statement, the required arguments. It is | |
| the responsibility of the user to select only such arguments | |
| that are valid in the given context. | |
| config AUTOBOOT_ENCRYPTION | |
| bool "Enable encryption in autoboot stopping" | |
| depends on AUTOBOOT_KEYED | |
| default n | |
| config AUTOBOOT_DELAY_STR | |
| string "Delay autobooting via specific input key / string" | |
| depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION | |
| help | |
| This option delays the automatic boot feature by issuing | |
| a specific input key or string. If CONFIG_AUTOBOOT_DELAY_STR | |
| or the environment variable "bootdelaykey" is specified | |
| and this string is received from console input before | |
| autoboot starts booting, U-Boot gives a command prompt. The | |
| U-Boot prompt will time out if CONFIG_BOOT_RETRY_TIME is | |
| used, otherwise it never times out. | |
| config AUTOBOOT_STOP_STR | |
| string "Stop autobooting via specific input key / string" | |
| depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION | |
| help | |
| This option enables stopping (aborting) of the automatic | |
| boot feature only by issuing a specific input key or | |
| string. If CONFIG_AUTOBOOT_STOP_STR or the environment | |
| variable "bootstopkey" is specified and this string is | |
| received from console input before autoboot starts booting, | |
| U-Boot gives a command prompt. The U-Boot prompt never | |
| times out, even if CONFIG_BOOT_RETRY_TIME is used. | |
| config AUTOBOOT_KEYED_CTRLC | |
| bool "Enable Ctrl-C autoboot interruption" | |
| depends on AUTOBOOT_KEYED && !AUTOBOOT_ENCRYPTION | |
| default n | |
| help | |
| This option allows for the boot sequence to be interrupted | |
| by ctrl-c, in addition to the "bootdelaykey" and "bootstopkey". | |
| Setting this variable provides an escape sequence from the | |
| limited "password" strings. | |
| config AUTOBOOT_STOP_STR_SHA256 | |
| string "Stop autobooting via SHA256 encrypted password" | |
| depends on AUTOBOOT_KEYED && AUTOBOOT_ENCRYPTION | |
| help | |
| This option adds the feature to only stop the autobooting, | |
| and therefore boot into the U-Boot prompt, when the input | |
| string / password matches a values that is encypted via | |
| a SHA256 hash and saved in the environment. | |
| endmenu | |
| comment "Commands" | |
| menu "Info commands" | |
| config CMD_BDI | |
| bool "bdinfo" | |
| default y | |
| help | |
| Print board info | |
| config CMD_CONSOLE | |
| bool "coninfo" | |
| default y | |
| help | |
| Print console devices and information. | |
| config CMD_CPU | |
| bool "cpu" | |
| help | |
| Print information about available CPUs. This normally shows the | |
| number of CPUs, type (e.g. manufacturer, architecture, product or | |
| internal name) and clock frequency. Other information may be | |
| available depending on the CPU driver. | |
| config CMD_LICENSE | |
| bool "license" | |
| help | |
| Print GPL license text | |
| endmenu | |
| menu "Boot commands" | |
| config CMD_BOOTD | |
| bool "bootd" | |
| default y | |
| help | |
| Run the command stored in the environment "bootcmd", i.e. | |
| "bootd" does the same thing as "run bootcmd". | |
| config CMD_BOOTM | |
| bool "bootm" | |
| default y | |
| help | |
| Boot an application image from the memory. | |
| config CMD_ELF | |
| bool "bootelf, bootvx" | |
| default y | |
| help | |
| Boot an ELF/vxWorks image from the memory. | |
| config CMD_GO | |
| bool "go" | |
| default y | |
| help | |
| Start an application at a given address. | |
| config CMD_RUN | |
| bool "run" | |
| default y | |
| help | |
| Run the command in the given environment variable. | |
| config CMD_IMI | |
| bool "iminfo" | |
| default y | |
| help | |
| Print header information for application image. | |
| config CMD_IMLS | |
| bool "imls" | |
| default y | |
| help | |
| List all images found in flash | |
| config CMD_XIMG | |
| bool "imxtract" | |
| default y | |
| help | |
| Extract a part of a multi-image. | |
| endmenu | |
| menu "Environment commands" | |
| config CMD_EXPORTENV | |
| bool "env export" | |
| default y | |
| help | |
| Export environments. | |
| config CMD_IMPORTENV | |
| bool "env import" | |
| default y | |
| help | |
| Import environments. | |
| config CMD_EDITENV | |
| bool "editenv" | |
| default y | |
| help | |
| Edit environment variable. | |
| config CMD_SAVEENV | |
| bool "saveenv" | |
| default y | |
| help | |
| Save all environment variables into the compiled-in persistent | |
| storage. | |
| config CMD_ENV_EXISTS | |
| bool "env exists" | |
| default y | |
| help | |
| Check if a variable is defined in the environment for use in | |
| shell scripting. | |
| endmenu | |
| menu "Memory commands" | |
| config CMD_MEMORY | |
| bool "md, mm, nm, mw, cp, cmp, base, loop" | |
| default y | |
| help | |
| Memeory commands. | |
| md - memory display | |
| mm - memory modify (auto-incrementing address) | |
| nm - memory modify (constant address) | |
| mw - memory write (fill) | |
| cp - memory copy | |
| cmp - memory compare | |
| base - print or set address offset | |
| loop - initinite loop on address range | |
| config CMD_CRC32 | |
| bool "crc32" | |
| default y | |
| help | |
| Compute CRC32. | |
| config LOOPW | |
| bool "loopw" | |
| help | |
| Infinite write loop on address range | |
| config CMD_MEMTEST | |
| bool "memtest" | |
| help | |
| Simple RAM read/write test. | |
| config CMD_MX_CYCLIC | |
| bool "mdc, mwc" | |
| help | |
| mdc - memory display cyclic | |
| mwc - memory write cyclic | |
| config CMD_MEMINFO | |
| bool "meminfo" | |
| help | |
| Display memory information. | |
| endmenu | |
| menu "Device access commands" | |
| config CMD_DM | |
| bool "dm - Access to driver model information" | |
| depends on DM | |
| default y | |
| help | |
| Provides access to driver model data structures and information, | |
| such as a list of devices, list of uclasses and the state of each | |
| device (e.g. activated). This is not required for operation, but | |
| can be useful to see the state of driver model for debugging or | |
| interest. | |
| config CMD_DEMO | |
| bool "demo - Demonstration commands for driver model" | |
| depends on DM | |
| help | |
| Provides a 'demo' command which can be used to play around with | |
| driver model. To use this properly you will need to enable one or | |
| both of the demo devices (DM_DEMO_SHAPE and DM_DEMO_SIMPLE). | |
| Otherwise you will always get an empty list of devices. The demo | |
| devices are defined in the sandbox device tree, so the easiest | |
| option is to use sandbox and pass the -d point to sandbox's | |
| u-boot.dtb file. | |
| config CMD_LOADB | |
| bool "loadb" | |
| default y | |
| help | |
| Load a binary file over serial line. | |
| config CMD_LOADS | |
| bool "loads" | |
| default y | |
| help | |
| Load an S-Record file over serial line | |
| config CMD_FLASH | |
| bool "flinfo, erase, protect" | |
| default y | |
| help | |
| NOR flash support. | |
| flinfo - print FLASH memory information | |
| erase - FLASH memory | |
| protect - enable or disable FLASH write protection | |
| config CMD_ARMFLASH | |
| depends on FLASH_CFI_DRIVER | |
| bool "armflash" | |
| help | |
| ARM Ltd reference designs flash partition access | |
| config CMD_NAND | |
| bool "nand" | |
| help | |
| NAND support. | |
| config CMD_SF | |
| bool "sf" | |
| help | |
| SPI Flash support | |
| config CMD_SPI | |
| bool "sspi" | |
| help | |
| SPI utility command. | |
| config CMD_I2C | |
| bool "i2c" | |
| help | |
| I2C support. | |
| config CMD_USB | |
| bool "usb" | |
| help | |
| USB support. | |
| config CMD_FPGA | |
| bool "fpga" | |
| default y | |
| help | |
| FPGA support. | |
| config CMD_REMOTEPROC | |
| bool "remoteproc" | |
| depends on REMOTEPROC | |
| help | |
| Support for Remote Processor control | |
| config CMD_GPIO | |
| bool "gpio" | |
| help | |
| GPIO support. | |
| config CMD_MMC | |
| bool "mmc" | |
| help | |
| MMC support. | |
| endmenu | |
| menu "Shell scripting commands" | |
| config CMD_ECHO | |
| bool "echo" | |
| default y | |
| help | |
| Echo args to console | |
| config CMD_ITEST | |
| bool "itest" | |
| default y | |
| help | |
| Return true/false on integer compare. | |
| config CMD_SOURCE | |
| bool "source" | |
| default y | |
| help | |
| Run script from memory | |
| config CMD_SETEXPR | |
| bool "setexpr" | |
| default y | |
| help | |
| Evaluate boolean and math expressions and store the result in an env | |
| variable. | |
| Also supports loading the value at a memory location into a variable. | |
| If CONFIG_REGEX is enabled, setexpr also supports a gsub function. | |
| endmenu | |
| menu "Network commands" | |
| config CMD_NET | |
| bool "bootp, tftpboot" | |
| select NET | |
| default y | |
| help | |
| Network commands. | |
| bootp - boot image via network using BOOTP/TFTP protocol | |
| tftpboot - boot image via network using TFTP protocol | |
| config CMD_TFTPPUT | |
| bool "tftp put" | |
| help | |
| TFTP put command, for uploading files to a server | |
| config CMD_TFTPSRV | |
| bool "tftpsrv" | |
| help | |
| Act as a TFTP server and boot the first received file | |
| config CMD_RARP | |
| bool "rarpboot" | |
| help | |
| Boot image via network using RARP/TFTP protocol | |
| config CMD_DHCP | |
| bool "dhcp" | |
| help | |
| Boot image via network using DHCP/TFTP protocol | |
| config CMD_NFS | |
| bool "nfs" | |
| default y | |
| help | |
| Boot image via network using NFS protocol. | |
| config CMD_PING | |
| bool "ping" | |
| help | |
| Send ICMP ECHO_REQUEST to network host | |
| config CMD_CDP | |
| bool "cdp" | |
| help | |
| Perform CDP network configuration | |
| config CMD_SNTP | |
| bool "sntp" | |
| help | |
| Synchronize RTC via network | |
| config CMD_DNS | |
| bool "dns" | |
| help | |
| Lookup the IP of a hostname | |
| config CMD_LINK_LOCAL | |
| bool "linklocal" | |
| help | |
| Acquire a network IP address using the link-local protocol | |
| endmenu | |
| menu "Misc commands" | |
| config CMD_AMBAPP | |
| bool "ambapp" | |
| depends on LEON3 | |
| default y | |
| help | |
| Lists AMBA Plug-n-Play information. | |
| config SYS_AMBAPP_PRINT_ON_STARTUP | |
| bool "Show AMBA PnP info on startup" | |
| depends on CMD_AMBAPP | |
| default n | |
| help | |
| Show AMBA Plug-n-Play information on startup. | |
| config CMD_TIME | |
| bool "time" | |
| help | |
| Run commands and summarize execution time. | |
| # TODO: rename to CMD_SLEEP | |
| config CMD_MISC | |
| bool "sleep" | |
| default y | |
| help | |
| Delay execution for some time | |
| config CMD_PART | |
| bool "part" | |
| config PARTITION_UUIDS | |
| bool "partition_uuids" | |
| config CMD_TIMER | |
| bool "timer" | |
| help | |
| Access the system timer. | |
| config CMD_SETGETDCR | |
| bool "getdcr, setdcr, getidcr, setidcr" | |
| depends on 4xx | |
| default y | |
| help | |
| getdcr - Get an AMCC PPC 4xx DCR's value | |
| setdcr - Set an AMCC PPC 4xx DCR's value | |
| getidcr - Get a register value via indirect DCR addressing | |
| setidcr - Set a register value via indirect DCR addressing | |
| config CMD_SOUND | |
| bool "sound" | |
| depends on SOUND | |
| help | |
| This provides basic access to the U-Boot's sound support. The main | |
| feature is to play a beep. | |
| sound init - set up sound system | |
| sound play - play a sound | |
| endmenu | |
| menu "Boot timing" | |
| config BOOTSTAGE | |
| bool "Boot timing and reporting" | |
| help | |
| Enable recording of boot time while booting. To use it, insert | |
| calls to bootstage_mark() with a suitable BOOTSTAGE_ID from | |
| bootstage.h. Only a single entry is recorded for each ID. You can | |
| give the entry a name with bootstage_mark_name(). You can also | |
| record elapsed time in a particular stage using bootstage_start() | |
| before starting and bootstage_accum() when finished. Bootstage will | |
| add up all the accumated time and report it. | |
| Normally, IDs are defined in bootstage.h but a small number of | |
| additional 'user' IDs can be used but passing BOOTSTAGE_ID_ALLOC | |
| as the ID. | |
| Calls to show_boot_progress() wil also result in log entries but | |
| these will not have names. | |
| config BOOTSTAGE_REPORT | |
| bool "Display a detailed boot timing report before booting the OS" | |
| depends on BOOTSTAGE | |
| help | |
| Enable output of a boot time report just before the OS is booted. | |
| This shows how long it took U-Boot to go through each stage of the | |
| boot process. The report looks something like this: | |
| Timer summary in microseconds: | |
| Mark Elapsed Stage | |
| 0 0 reset | |
| 3,575,678 3,575,678 board_init_f start | |
| 3,575,695 17 arch_cpu_init A9 | |
| 3,575,777 82 arch_cpu_init done | |
| 3,659,598 83,821 board_init_r start | |
| 3,910,375 250,777 main_loop | |
| 29,916,167 26,005,792 bootm_start | |
| 30,361,327 445,160 start_kernel | |
| config BOOTSTAGE_USER_COUNT | |
| hex "Number of boot ID numbers available for user use" | |
| default 20 | |
| help | |
| This is the number of available user bootstage records. | |
| Each time you call bootstage_mark(BOOTSTAGE_ID_ALLOC, ...) | |
| a new ID will be allocated from this stash. If you exceed | |
| the limit, recording will stop. | |
| config CMD_BOOTSTAGE | |
| bool "Enable the 'bootstage' command" | |
| depends on BOOTSTAGE | |
| help | |
| Add a 'bootstage' command which supports printing a report | |
| and un/stashing of bootstage data. | |
| config BOOTSTAGE_FDT | |
| bool "Store boot timing information in the OS device tree" | |
| depends on BOOTSTAGE | |
| help | |
| Stash the bootstage information in the FDT. A root 'bootstage' | |
| node is created with each bootstage id as a child. Each child | |
| has a 'name' property and either 'mark' containing the | |
| mark time in microsecond, or 'accum' containing the | |
| accumulated time for that bootstage id in microseconds. | |
| For example: | |
| bootstage { | |
| 154 { | |
| name = "board_init_f"; | |
| mark = <3575678>; | |
| }; | |
| 170 { | |
| name = "lcd"; | |
| accum = <33482>; | |
| }; | |
| }; | |
| Code in the Linux kernel can find this in /proc/devicetree. | |
| config BOOTSTAGE_STASH | |
| bool "Stash the boot timing information in memory before booting OS" | |
| depends on BOOTSTAGE | |
| help | |
| Some OSes do not support device tree. Bootstage can instead write | |
| the boot timing information in a binary format at a given address. | |
| This happens through a call to bootstage_stash(), typically in | |
| the CPU's cleanup_before_linux() function. You can use the | |
| 'bootstage stash' and 'bootstage unstash' commands to do this on | |
| the command line. | |
| config BOOTSTAGE_STASH_ADDR | |
| hex "Address to stash boot timing information" | |
| default 0 | |
| help | |
| Provide an address which will not be overwritten by the OS when it | |
| starts, so that it can read this information when ready. | |
| config BOOTSTAGE_STASH_SIZE | |
| hex "Size of boot timing stash region" | |
| default 4096 | |
| help | |
| This should be large enough to hold the bootstage stash. A value of | |
| 4096 (4KiB) is normally plenty. | |
| endmenu | |
| menu "Power commands" | |
| config CMD_PMIC | |
| bool "Enable Driver Model PMIC command" | |
| depends on DM_PMIC | |
| help | |
| This is the pmic command, based on a driver model pmic's API. | |
| Command features are unchanged: | |
| - list - list pmic devices | |
| - pmic dev <id> - show or [set] operating pmic device (NEW) | |
| - pmic dump - dump registers | |
| - pmic read address - read byte of register at address | |
| - pmic write address - write byte to register at address | |
| The only one change for this command is 'dev' subcommand. | |
| config CMD_REGULATOR | |
| bool "Enable Driver Model REGULATOR command" | |
| depends on DM_REGULATOR | |
| help | |
| This command is based on driver model regulator's API. | |
| User interface features: | |
| - list - list regulator devices | |
| - regulator dev <id> - show or [set] operating regulator device | |
| - regulator info - print constraints info | |
| - regulator status - print operating status | |
| - regulator value <val] <-f> - print/[set] voltage value [uV] | |
| - regulator current <val> - print/[set] current value [uA] | |
| - regulator mode <id> - print/[set] operating mode id | |
| - regulator enable - enable the regulator output | |
| - regulator disable - disable the regulator output | |
| The '-f' (force) option can be used for set the value which exceeds | |
| the limits, which are found in device-tree and are kept in regulator's | |
| uclass platdata structure. | |
| endmenu | |
| menu "Security commands" | |
| config CMD_TPM | |
| bool "Enable the 'tpm' command" | |
| depends on TPM | |
| help | |
| This provides a means to talk to a TPM from the command line. A wide | |
| range of commands if provided - see 'tpm help' for details. The | |
| command requires a suitable TPM on your board and the correct driver | |
| must be enabled. | |
| config CMD_TPM_TEST | |
| bool "Enable the 'tpm test' command" | |
| depends on CMD_TPM | |
| help | |
| This provides a a series of tests to confirm that the TPM is working | |
| correctly. The tests cover initialisation, non-volatile RAM, extend, | |
| global lock and checking that timing is within expectations. The | |
| tests pass correctly on Infineon TPMs but may need to be adjusted | |
| for other devices. | |
| endmenu | |
| endmenu | |
| config CONSOLE_RECORD | |
| bool "Console recording" | |
| help | |
| This provides a way to record console output (and provide console | |
| input) through cirular buffers. This is mostly useful for testing. | |
| Console output is recorded even when the console is silent. | |
| To enable console recording, call console_record_reset_enable() | |
| from your code. | |
| config CONSOLE_RECORD_OUT_SIZE | |
| hex "Output buffer size" | |
| depends on CONSOLE_RECORD | |
| default 0x400 if CONSOLE_RECORD | |
| help | |
| Set the size of the console output buffer. When this fills up, no | |
| more data will be recorded until some is removed. The buffer is | |
| allocated immediately after the malloc() region is ready. | |
| config CONSOLE_RECORD_IN_SIZE | |
| hex "Input buffer size" | |
| depends on CONSOLE_RECORD | |
| default 0x100 if CONSOLE_RECORD | |
| help | |
| Set the size of the console input buffer. When this contains data, | |
| tstc() and getc() will use this in preference to real device input. | |
| The buffer is allocated immediately after the malloc() region is | |
| ready. |