* Patch by Philippe Robin, 09 Mar 2004:

[oweals/u-boot.git] / README

diff --git a/README b/README
index dc9d97590174ec555fd1fd658c28c7d826c1416c..1df1ef0639e1d7a18ac162b261ed4adee413b1b4 100644 (file)
--- a/README
+++ b/README
@@ -660,16 +660,31 @@ The following options need to be configured:
                one partition type as well.
 
 - IDE Reset method:
-               CONFIG_IDE_RESET_ROUTINE
+               CONFIG_IDE_RESET_ROUTINE - this is defined in several
+               board configurations files but used nowhere!
 
-               Set this to define that instead of a reset Pin, the
-               routine ide_set_reset(int idereset) will be used.
+               CONFIG_IDE_RESET - is this is defined, IDE Reset will
+               be performed by calling the function
+                       ide_set_reset(int reset)
+               which has to be defined in a board specific file
 
 - ATAPI Support:
                CONFIG_ATAPI
 
                Set this to enable ATAPI support.
 
+- LBA48 Support
+               CONFIG_LBA48
+
+               Set this to enable support for disks larger than 137GB
+               Also look at CFG_64BIT_LBA ,CFG_64BIT_VSPRINTF and CFG_64BIT_STRTOUL
+               Whithout these , LBA48 support uses 32bit variables and will 'only'
+               support disks up to 2.1TB.
+
+               CFG_64BIT_LBA:
+                       When enabled, makes the IDE subsystem use 64bit sector addresses.
+                       Default is 32bit.
+
 - SCSI Support:
                At the moment only there is only support for the
                SYM53C8XX SCSI controller; define
@@ -716,7 +731,7 @@ The following options need to be configured:
 
 - USB Support:
                At the moment only the UHCI host controller is
-               supported (PIP405, MIP405); define
+               supported (PIP405, MIP405, MPC5200); define
                CONFIG_USB_UHCI to enable it.
                define CONFIG_USB_KEYBOARD to enable the USB Keyboard
                end define CONFIG_USB_STORAGE to enable the USB
@@ -724,6 +739,13 @@ The following options need to be configured:
                Note:
                Supported are USB Keyboards and USB Floppy drives
                (TEAC FD-05PUB).
+               MPC5200 USB requires additional defines:
+                       CONFIG_USB_CLOCK
+                               for 528 MHz Clock: 0x0001bbbb
+                       CONFIG_USB_CONFIG
+                               for differential drivers: 0x00001000
+                               for single ended drivers: 0x00005000
+
 
 - MMC Support:
                The MMC controller on the Intel PXA is supported. To
@@ -1713,6 +1735,13 @@ use the "saveenv" command to store a valid environment.
 - CFG_FAULT_MII_ADDR:
                MII address of the PHY to check for the Ethernet link state.
 
+- CFG_64BIT_VSPRINTF:
+               Makes vsprintf (and all *printf functions) support printing
+               of 64bit values by using the L quantifier
+
+- CFG_64BIT_STRTOUL:
+               Adds simple_strtoull that returns a 64bit value
+
 Low Level (hardware related) configuration options:
 ---------------------------------------------------