X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=README;h=3012dcdc16a4b6ac987fecb002e0140d71079893;hb=e834402fa09de8537ab850b971f6e468e3430593;hp=19da9c81eb39f50e8097886550da2f23c7f4d8bd;hpb=6ebc346111b30f854ead1c06a0afb37f8c704ce4;p=karo-tx-uboot.git diff --git a/README b/README index 19da9c81eb..3012dcdc16 100644 --- a/README +++ b/README @@ -201,7 +201,6 @@ Directory Hierarchy: /mpc5xx Files specific to Freescale MPC5xx CPUs /mpc5xxx Files specific to Freescale MPC5xxx CPUs /mpc8xx Files specific to Freescale MPC8xx CPUs - /mpc8220 Files specific to Freescale MPC8220 CPUs /mpc824x Files specific to Freescale MPC824x CPUs /mpc8260 Files specific to Freescale MPC8260 CPUs /mpc85xx Files specific to Freescale MPC85xx CPUs @@ -898,6 +897,7 @@ The following options need to be configured: CONFIG_CMD_SF * Read/write/erase SPI NOR flash CONFIG_CMD_SHA1SUM print sha1 memory digest (requires CONFIG_CMD_MEMORY) + 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 @@ -930,6 +930,13 @@ The following options need to be configured: XXX - this list needs to get updated! +- Regular expression support: + CONFIG_REGEX + If this variable is defined, U-Boot is linked against + the SLRE (Super Light Regular Expression) library, + which adds regex support to some commands, as for + example "env grep" and "setexpr". + - Device tree: CONFIG_OF_CONTROL If this variable is defined, U-Boot will use a device tree @@ -2835,7 +2842,7 @@ FIT uImage format: Maximum size in memory allocated to the SPL, BSS included. When defined, the linker checks that the actual memory used by SPL from _start to __bss_end does not exceed it. - CONFIG_SPL_MAX_FOOTPRINT and CONFIG_SPL_MAX_BSS_SIZE + CONFIG_SPL_MAX_FOOTPRINT and CONFIG_SPL_BSS_MAX_SIZE must not be both defined at the same time. CONFIG_SPL_MAX_SIZE @@ -2858,7 +2865,7 @@ FIT uImage format: Maximum size in memory allocated to the SPL BSS. When defined, the linker checks that the actual memory used by SPL from __bss_start to __bss_end does not exceed it. - CONFIG_SPL_MAX_FOOTPRINT and CONFIG_SPL_MAX_BSS_SIZE + CONFIG_SPL_MAX_FOOTPRINT and CONFIG_SPL_BSS_MAX_SIZE must not be both defined at the same time. CONFIG_SPL_STACK @@ -2989,6 +2996,12 @@ FIT uImage format: use an arch-specific makefile fragment instead, for example if more than one image needs to be produced. + CONFIG_FIT_SPL_PRINT + Printing information about a FIT image adds quite a bit of + code to SPL. So this is normally disabled in SPL. Use this + option to re-enable it. This will affect the output of the + bootm command when booting a FIT image. + Modem Support: -------------- @@ -3248,6 +3261,15 @@ Configuration Settings: digits and dots. Recommended value: 45 (9..1) for 80 column displays, 15 (3..1) for 40 column displays. +- CONFIG_FLASH_VERIFY + If defined, the content of the flash (destination) is compared + against the source after the write operation. An error message + will be printed when the contents are not identical. + Please note that this option is useless in nearly all cases, + since such flash programming errors usually are detected earlier + while unprotecting/erasing/programming. Please only enable + this option if you really know what you are doing. + - CONFIG_SYS_RX_ETH_BUFFER: Defines the number of Ethernet receive buffers. On some Ethernet controllers it is recommended to set this value @@ -5041,7 +5063,7 @@ On some platforms, it's possible to boot Linux zImage. This is done using the "bootz" command. The syntax of "bootz" command is the same as the syntax of "bootm" command. -Note, defining the CONFIG_SUPPORT_INITRD_RAW allows user to supply +Note, defining the CONFIG_SUPPORT_RAW_INITRD allows user to supply kernel with raw initrd images. The syntax is slightly different, the address of the initrd must be augmented by it's size, in the following format: ":".