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-rw-r--r--doc/README.PXA_CF8
1 files changed, 8 insertions, 0 deletions
diff --git a/doc/README.PXA_CF b/doc/README.PXA_CF
index 6a0f236..1d76b32 100644
--- a/doc/README.PXA_CF
+++ b/doc/README.PXA_CF
@@ -6,6 +6,14 @@ follow the connections of the standard lubbock. Anyway just the block
marked memory configuration should be touched since the other parameters
are imposed by the PXA architecture.
+EDIT 2010-07-01: in common/cmd_ide.c, having CONFIG_PXA_PCMCIA defined
+would cause looping on inw()/outw() rather than using insw()/outsw(),
+thus making sure IDE / ATA bytes are properly swapped. This behaviour
+is now controlled by CONFIG_IDE_SWAP_IO, therefore PXA boards with
+PCMCIA should #define CONFIG_IDE_SWAP_IO.
+
+#define CONFIG_IDE_SWAP_IO
+
#define CONFIG_PXA_PCMCIA 1
#define CONFIG_PXA_IDE 1