]> git.kernelconcepts.de Git - karo-tx-uboot.git/blobdiff - README
i2c: add i2c_core and prepare for new multibus support
[karo-tx-uboot.git] / README
diff --git a/README b/README
index 7196fde6259f419668eb763d7edc125003731f5e..bcfffc369538ba472d87ffb5832c28e4b55b933a 100644 (file)
--- a/README
+++ b/README
@@ -854,7 +854,7 @@ The following options need to be configured:
                CONFIG_CMD_FDOS         * Dos diskette Support
                CONFIG_CMD_FLASH          flinfo, erase, protect
                CONFIG_CMD_FPGA           FPGA device initialization support
-               CONFIG_CMD_FUSE           Device fuse support
+               CONFIG_CMD_FUSE         * Device fuse support
                CONFIG_CMD_GETTIME      * Get time since boot
                CONFIG_CMD_GO           * the 'go' command (exec code)
                CONFIG_CMD_GREPENV      * search environment
@@ -864,7 +864,7 @@ The following options need to be configured:
                CONFIG_CMD_IDE          * IDE harddisk 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_IMLS_NAND    * List all images found in NAND flash
                CONFIG_CMD_IMMAP        * IMMR dump support
                CONFIG_CMD_IMPORTENV    * import an environment
                CONFIG_CMD_INI          * import data from an ini file into the env
@@ -872,23 +872,24 @@ The following options need to be configured:
                CONFIG_CMD_ITEST          Integer/string test of 2 values
                CONFIG_CMD_JFFS2        * JFFS2 Support
                CONFIG_CMD_KGDB         * kgdb
-               CONFIG_CMD_LDRINFO        ldrinfo (display Blackfin loader)
+               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
+               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_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_MTDPARTS     * MTD partition support
                CONFIG_CMD_NAND         * NAND support
                CONFIG_CMD_NET            bootp, tftpboot, rarpboot
+               CONFIG_CMD_NFS            NFS support
                CONFIG_CMD_PCA953X      * PCA953x I2C gpio commands
                CONFIG_CMD_PCA953X_INFO * PCA953x I2C gpio info command
                CONFIG_CMD_PCI          * pciinfo
@@ -907,7 +908,7 @@ The following options need to be configured:
                CONFIG_CMD_SETGETDCR      Support for DCR Register access
                                          (4xx only)
                CONFIG_CMD_SF           * Read/write/erase SPI NOR flash
-               CONFIG_CMD_SHA1SUM        print sha1 memory digest
+               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
@@ -919,6 +920,7 @@ The following options need to be configured:
                CONFIG_CMD_USB          * USB support
                CONFIG_CMD_CDP          * Cisco Discover Protocol support
                CONFIG_CMD_MFSL         * Microblaze FSL support
+               CONFIG_CMD_XIMG           Load part of Multi Image
 
 
                EXAMPLE: If you want all functions except of network
@@ -1236,6 +1238,9 @@ The following options need to be configured:
                        CONFIG_TPM_TIS_I2C_BURST_LIMITATION
                        Define the burst count bytes upper limit
 
+               CONFIG_TPM_ATMEL_TWI
+               Support for Atmel TWI TPM device. Requires I2C support.
+
                CONFIG_TPM_TIS_LPC
                Support for generic parallel port TPM devices. Only one device
                per system is supported at this time.
@@ -1245,6 +1250,20 @@ 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.
+               Requires support for a TPM device.
+
+               CONFIG_TPM_AUTH_SESSIONS
+               Define this to enable authorized functions in the TPM library.
+               Requires CONFIG_TPM and CONFIG_SHA1.
+
 - USB Support:
                At the moment only the UHCI host controller is
                supported (PIP405, MIP405, MPC5200); define
@@ -1390,6 +1409,12 @@ The following options need to be configured:
                CONFIG_DFU_NAND
                This enables support for exposing NAND devices via DFU.
 
+               CONFIG_SYS_DFU_DATA_BUF_SIZE
+               Dfu transfer uses a buffer before writing data to the
+               raw storage device. Make the size (in bytes) of this buffer
+               configurable. The size of this buffer is also configurable
+               through the "dfu_bufsiz" environment variable.
+
                CONFIG_SYS_DFU_MAX_FILE_SIZE
                When updating files rather than the raw storage device,
                we use a static buffer to copy the file into and then write
@@ -1640,14 +1665,6 @@ CBFS (Coreboot Filesystem) support
                        => vertically centered image
                           at x = dspWidth - bmpWidth - 9
 
-               CONFIG_SPLASH_SCREEN_PREPARE
-
-               If this option is set then the board_splash_screen_prepare()
-               function, which must be defined in your code, is called as part
-               of the splash screen display sequence. It gives the board an
-               opportunity to prepare the splash image data before it is
-               processed and sent to the frame buffer by U-Boot.
-
 - Gzip compressed BMP image support: CONFIG_VIDEO_BMP_GZIP
 
                If this option is set, additionally to standard BMP
@@ -2581,6 +2598,16 @@ CBFS (Coreboot Filesystem) support
                Note: There is also a sha1sum command, which should perhaps
                be deprecated in favour of 'hash sha1'.
 
+- Signing support:
+               CONFIG_RSA
+
+               This enables the RSA algorithm used for FIT image verification
+               in U-Boot. See doc/uImage/signature for more information.
+
+               The signing part is build into mkimage regardless of this
+               option.
+
+
 - Show boot progress:
                CONFIG_SHOW_BOOT_PROGRESS
 
@@ -2805,6 +2832,11 @@ FIT uImage format:
                most specific compatibility entry of U-Boot's fdt's root node.
                The order of entries in the configuration's fdt is ignored.
 
+               CONFIG_FIT_SIGNATURE
+               This option enables signature verification of FIT uImages,
+               using a hash signed and verified using RSA. See
+               doc/uImage.FIT/signature.txt for more details.
+
 - Standalone program support:
                CONFIG_STANDALONE_LOAD_ADDR