circbuf: Move to lib_generic and conditionally compile

[u-boot] / README

diff --git a/README b/README
index ff4ed8b95c0de979e17c56efcb65238afc1ba8a4..2c776876e236737f54e3e9b5b72acde4d6938aea 100644 (file)
--- a/README
+++ b/README
@@ -368,8 +368,10 @@ The following options need to be configured:
                 * Adds the "fdt" command
                 * The bootm command automatically updates the fdt
 
                 * Adds the "fdt" command
                 * The bootm command automatically updates the fdt
 

-               OF_CPU - The proper name of the cpus node.
-               OF_SOC - The proper name of the soc node.
+               OF_CPU - The proper name of the cpus node (only required for
+                       MPC512X and MPC5xxx based boards).
+               OF_SOC - The proper name of the soc node (only required for
+                       MPC512X and MPC5xxx based boards).

                OF_TBCLK - The timebase frequency.
                OF_STDOUT_PATH - The path to the console device
 
                OF_TBCLK - The timebase frequency.
                OF_STDOUT_PATH - The path to the console device
 


@@ -386,6 +388,15 @@ The following options need to be configured:
                This define fills in the correct boot CPU in the boot
                param header, the default value is zero if undefined.
 
                This define fills in the correct boot CPU in the boot
                param header, the default value is zero if undefined.
 

+               CONFIG_OF_IDE_FIXUP
+
+               U-Boot can detect if an IDE device is present or not.
+               If not, and this new config option is activated, U-Boot
+               removes the ATA node from the DTS before booting Linux,
+               so the Linux IDE driver does not probe the device and
+               crash. This is needed for buggy hardware (uc101) where
+               no pull down resistor is connected to the signal IDE5V_DD7.
+

 - vxWorks boot parameters:
 
                bootvx constructs a valid bootline using the following
 - vxWorks boot parameters:
 
                bootvx constructs a valid bootline using the following


@@ -609,6 +620,7 @@ The following options need to be configured:
                CONFIG_CMD_DS4510_RST   * ds4510 I2C rst command
                CONFIG_CMD_DTT          * Digital Therm and Thermostat
                CONFIG_CMD_ECHO           echo arguments
                CONFIG_CMD_DS4510_RST   * ds4510 I2C rst command
                CONFIG_CMD_DTT          * Digital Therm and Thermostat
                CONFIG_CMD_ECHO           echo arguments

+               CONFIG_CMD_EDITENV        edit env variable

                CONFIG_CMD_EEPROM       * EEPROM read/write support
                CONFIG_CMD_ELF          * bootelf, bootvx
                CONFIG_CMD_SAVEENV        saveenv
                CONFIG_CMD_EEPROM       * EEPROM read/write support
                CONFIG_CMD_ELF          * bootelf, bootvx
                CONFIG_CMD_SAVEENV        saveenv


@@ -3008,14 +3020,6 @@ Some configuration options can be set using Environment Variables:
                  configuration from the BOOTP server, but not try to
                  load any image using TFTP
 
                  configuration from the BOOTP server, but not try to
                  load any image using TFTP
 

-  autoscript   - if set to "yes" commands like "loadb", "loady",
-                 "bootp", "tftpb", "rarpboot" and "nfs" will attempt
-                 to automatically run script images (by internally
-                 calling "source").
-
-  autoscript_uname - if script image is in a format (FIT) this
-                    variable is used to get script subimage unit name.
-

   autostart    - if set to "yes", an image loaded using the "bootp",
                  "rarpboot", "tftpboot" or "diskboot" commands will
                  be automatically started (by internally calling
   autostart    - if set to "yes", an image loaded using the "bootp",
                  "rarpboot", "tftpboot" or "diskboot" commands will
                  be automatically started (by internally calling