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-rw-r--r--README19
1 files changed, 19 insertions, 0 deletions
diff --git a/README b/README
index dc9d9759017..5bf0ead2459 100644
--- a/README
+++ b/README
@@ -670,6 +670,18 @@ The following options need to be configured:
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
@@ -1713,6 +1725,13 @@ 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:
---------------------------------------------------