1# 2# For a description of the syntax of this configuration file, 3# see Documentation/kbuild/kconfig-language.txt. 4# 5mainmenu "U-Boot $UBOOTVERSION Configuration" 6 7config UBOOTVERSION 8 string 9 option env="UBOOTVERSION" 10 11config KCONFIG_OBJDIR 12 string 13 option env="KCONFIG_OBJDIR" 14 15menu "General setup" 16 17config LOCALVERSION 18 string "Local version - append to U-Boot release" 19 depends on !SPL_BUILD 20 help 21 Append an extra string to the end of your U-Boot version. 22 This will show up on your boot log, for example. 23 The string you set here will be appended after the contents of 24 any files with a filename matching localversion* in your 25 object and source tree, in that order. Your total string can 26 be a maximum of 64 characters. 27 28config LOCALVERSION_AUTO 29 bool "Automatically append version information to the version string" 30 depends on !SPL_BUILD 31 default y 32 help 33 This will try to automatically determine if the current tree is a 34 release tree by looking for git tags that belong to the current 35 top of tree revision. 36 37 A string of the format -gxxxxxxxx will be added to the localversion 38 if a git-based tree is found. The string generated by this will be 39 appended after any matching localversion* files, and after the value 40 set in CONFIG_LOCALVERSION. 41 42 (The actual string used here is the first eight characters produced 43 by running the command: 44 45 $ git rev-parse --verify HEAD 46 47 which is done within the script "scripts/setlocalversion".) 48 49config CC_OPTIMIZE_FOR_SIZE 50 bool "Optimize for size" 51 depends on !SPL_BUILD 52 default y 53 help 54 Enabling this option will pass "-Os" instead of "-O2" to gcc 55 resulting in a smaller U-Boot image. 56 57 This option is enabled by default for U-Boot. 58 59endmenu # General setup 60 61menu "Boot images" 62 63config SPL_BUILD 64 bool 65 depends on $KCONFIG_OBJDIR="spl" || $KCONFIG_OBJDIR="tpl" 66 default y 67 68config TPL_BUILD 69 bool 70 depends on $KCONFIG_OBJDIR="tpl" 71 default y 72 73config SUPPORT_SPL 74 bool 75 76config SPL 77 bool 78 depends on SUPPORT_SPL 79 prompt "Enable SPL" if !SPL_BUILD 80 default y if SPL_BUILD 81 help 82 If you want to build SPL as well as the normal image, say Y. 83 84config TPL 85 bool 86 depends on SPL 87 prompt "Enable TPL" if !SPL_BUILD 88 default y if TPL_BUILD 89 default n 90 help 91 If you want to build TPL as well as the normal image and SPL, say Y. 92 93config SYS_EXTRA_OPTIONS 94 string "Extra Options (DEPRECATED)" 95 depends on !SPL_BUILD 96 help 97 The old configuration infrastructure (= mkconfig + boards.cfg) 98 provided the extra options field. If you have something like 99 "HAS_BAR,BAZ=64", the optional options 100 #define CONFIG_HAS 101 #define CONFIG_BAZ 64 102 will be defined in include/config.h. 103 This option was prepared for the smooth migration from the old 104 configuration to Kconfig. Since this option will be removed sometime, 105 new boards should not use this option. 106 107endmenu # Boot images 108 109source "arch/Kconfig" 110 111source "common/Kconfig" 112 113source "dts/Kconfig" 114 115source "net/Kconfig" 116 117source "drivers/Kconfig" 118 119source "fs/Kconfig" 120 121source "lib/Kconfig" 122