From 00fd59dd1a3560aedabc04da56658c7fd52f1698 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Fri, 4 Aug 2017 16:35:06 -0600 Subject: [PATCH] README: Drop information about commands Most of this is duplicated in Kconfig help. Add some of that which is not, and remove the help from the README. Signed-off-by: Simon Glass Reviewed-by: Bin Meng Reviewed-by: Philipp Tomsich --- README | 116 +------------------------------------------ cmd/Kconfig | 4 +- cmd/fastboot/Kconfig | 2 + 3 files changed, 6 insertions(+), 116 deletions(-) diff --git a/README b/README index 1b1d7a1c3f..3cf139edeb 100644 --- a/README +++ b/README @@ -756,93 +756,6 @@ The following options need to be configured: Select one of the baudrates listed in CONFIG_SYS_BAUDRATE_TABLE, see below. -- Monitor Functions: - The default command configuration includes all commands - except those marked below with a "*". - - CONFIG_CMD_AES AES 128 CBC encrypt/decrypt - CONFIG_CMD_ASKENV * ask for env variable - CONFIG_CMD_BDI bdinfo - CONFIG_CMD_BOOTD bootd - CONFIG_CMD_BOOTI * ARM64 Linux kernel Image support - CONFIG_CMD_CACHE * icache, dcache - CONFIG_CMD_CONSOLE coninfo - CONFIG_CMD_DHCP * DHCP support - CONFIG_CMD_DIAG * Diagnostics - CONFIG_CMD_ECHO echo arguments - CONFIG_CMD_EDITENV edit env variable - CONFIG_CMD_ELF * bootelf, bootvx - CONFIG_CMD_ENV_EXISTS * check existence of env variable - CONFIG_CMD_EXPORTENV * export the environment - CONFIG_CMD_EXT2 * ext2 command support - CONFIG_CMD_EXT4 * ext4 command support - CONFIG_CMD_FS_GENERIC * filesystem commands (e.g. load, ls) - that work for multiple fs types - CONFIG_CMD_FS_UUID * Look up a filesystem UUID - CONFIG_CMD_SAVEENV saveenv - CONFIG_CMD_FLASH flinfo, erase, protect - CONFIG_CMD_FPGA FPGA device initialization support - CONFIG_CMD_GO * the 'go' command (exec code) - CONFIG_CMD_GREPENV * search environment - CONFIG_CMD_I2C * I2C serial bus support - CONFIG_CMD_IMI iminfo - CONFIG_CMD_IMLS List all images found in NOR flash - CONFIG_CMD_IMLS_NAND * List all images found in NAND flash - CONFIG_CMD_IMPORTENV * import an environment - CONFIG_CMD_INI * import data from an ini file into the env - CONFIG_CMD_ITEST Integer/string test of 2 values - CONFIG_CMD_LDRINFO * ldrinfo (display Blackfin loader) - CONFIG_CMD_LINK_LOCAL * link-local IP address auto-configuration - (169.254.*.*) - CONFIG_CMD_LOADB loadb - CONFIG_CMD_LOADS loads - CONFIG_CMD_MD5SUM * print md5 message digest - (requires CONFIG_CMD_MEMORY and CONFIG_MD5) - CONFIG_CMD_MEMINFO * Display detailed memory information - CONFIG_CMD_MEMORY md, mm, nm, mw, cp, cmp, crc, base, - loop, loopw - CONFIG_CMD_MEMTEST * mtest - CONFIG_CMD_MISC Misc functions like sleep etc - CONFIG_CMD_MMC * MMC memory mapped support - CONFIG_CMD_MII * MII utility commands - CONFIG_CMD_NET bootp, tftpboot, rarpboot - CONFIG_CMD_NFS NFS support - CONFIG_CMD_PING * send ICMP ECHO_REQUEST to network - host - CONFIG_CMD_RUN run command in env variable - CONFIG_CMD_SF * Read/write/erase SPI NOR flash - CONFIG_CMD_SOFTSWITCH * Soft switch setting command for BF60x - CONFIG_CMD_SOURCE "source" command Support - CONFIG_CMD_SPI * SPI serial bus support - CONFIG_CMD_TFTPSRV * TFTP transfer in server mode - CONFIG_CMD_TFTPPUT * TFTP put command (upload) - CONFIG_CMD_TIME * run command and report execution time (ARM specific) - CONFIG_CMD_TIMER * access to the system tick timer - CONFIG_CMD_USB * USB support - CONFIG_CMD_CDP * Cisco Discover Protocol support - CONFIG_CMD_XIMG Load part of Multi Image - - EXAMPLE: If you want all functions except of network - support you can write: - - #include "config_cmd_all.h" - #undef CONFIG_CMD_NET - - Other Commands: - fdt (flattened device tree) command: CONFIG_OF_LIBFDT - - Note: Don't enable the "icache" and "dcache" commands - (configuration option CONFIG_CMD_CACHE) unless you know - what you (and your U-Boot users) are doing. Data - cache cannot be enabled on systems like the - 8xx (where accesses to the IMMR region must be - uncached), and it cannot be disabled on all other - systems where we (mis-) use the data cache to hold an - initial stack and some data. - - - XXX - this list needs to get updated! - - Removal of commands If no commands are needed to boot, you can disable CONFIG_CMDLINE to remove them. In this case, the command line @@ -1044,10 +957,6 @@ The following options need to be configured: Allow generic access to the SPI bus on the Intel 8257x, for example with the "sspi" command. - CONFIG_CMD_E1000 - Management command for E1000 devices. When used on devices - with SPI support you can reprogram the EEPROM from U-Boot. - CONFIG_EEPRO100 Support for Intel 82557/82559/82559ER chips. Optional CONFIG_EEPRO100_SROM_WRITE enables EEPROM @@ -1182,11 +1091,6 @@ The following options need to be configured: to. Contemporary x86 systems usually map it at 0xfed40000. - CONFIG_CMD_TPM - Add tpm monitor functions. - Requires CONFIG_TPM. If CONFIG_TPM_AUTH_SESSIONS is set, also - provides monitor access to authorized functions. - CONFIG_TPM Define this to enable the TPM support library which provides functional interfaces to some TPM commands. @@ -1314,12 +1218,6 @@ The following options need to be configured: CONFIG_USB_FUNCTION_DFU This enables the USB portion of the DFU USB class - CONFIG_CMD_DFU - This enables the command "dfu" which is used to have - U-Boot create a DFU class device via USB. This command - requires that the "dfu_alt_info" environment variable be - set and define the alt settings to expose to the host. - CONFIG_DFU_MMC This enables support for exposing (e)MMC devices via DFU. @@ -1359,13 +1257,6 @@ The following options need to be configured: CONFIG_USB_FUNCTION_FASTBOOT This enables the USB part of the fastboot gadget - CONFIG_CMD_FASTBOOT - This enables the command "fastboot" which enables the Android - fastboot mode for the platform's USB device. Fastboot is a USB - protocol for downloading images, flashing and device control - used on Android devices. - See doc/README.android-fastboot for more information. - CONFIG_ANDROID_BOOT_IMAGE This enables support for booting images which use the Android image format header. @@ -2471,12 +2362,7 @@ The following options need to be configured: commands cp, md... - Serial Flash support - CONFIG_CMD_SF - - Defining this option enables SPI flash commands - 'sf probe/read/write/erase/update'. - - Usage requires an initial 'probe' to define the serial + Usage requires an initial 'sf probe' to define the serial flash parameters, followed by read/write/erase/update commands. diff --git a/cmd/Kconfig b/cmd/Kconfig index 5719a61432..183f93260d 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -577,7 +577,9 @@ config CMD_DFU select USB_FUNCTION_DFU help Enables the command "dfu" which is used to have U-Boot create a DFU - class device via USB. + class device via USB. This command requires that the "dfu_alt_info" + environment variable be set and define the alt settings to expose to + the host. config CMD_DM bool "dm - Access to driver model information" diff --git a/cmd/fastboot/Kconfig b/cmd/fastboot/Kconfig index 89b9e73440..b84529a374 100644 --- a/cmd/fastboot/Kconfig +++ b/cmd/fastboot/Kconfig @@ -18,6 +18,8 @@ config CMD_FASTBOOT protocol for downloading images, flashing and device control used on Android devices. + See doc/README.android-fastboot for more information. + config ANDROID_BOOT_IMAGE bool "Enable support for Android Boot Images" help -- 2.39.5