From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thomas Lange <thomas@corelatus.se>
Date: Tue, 03 Feb 2004 22:28:51 +0100
Subject: [U-Boot-Users] Can't get ide to work
In-Reply-To: <603BA0CFF3788E46A0DB0918D9AA95100A09CA13@sj580004wcom.int.lantronix.com>
References: <603BA0CFF3788E46A0DB0918D9AA95100A09CA13@sj580004wcom.int.lantronix.com>
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TLB is created in board/dbau1x00/dbau1x00.c

Could be an endian problem, i.e. you read the wrong byte.

/Thomas

Jerry Walden wrote:
> Our board is based on the Alchemy DBAu1500
> 
> We are using a compact flash card that as an IDE drive (tied into the
> IDE interface of the CPU just like the DBAu1500).
> 
> During ide_init, the ATA_STATUS byte is read, and there is a wait loop
> which waits for the status to be ready.  This loop always times out.  I
> am trying to debug this.  Tracing through ide_inb, and ide_outb, the
> address of the interface is fine 
> CFG_PCMCIA_MEM_ADDR (0x20000000).  I know that there has to be some TLB
> mapping between CFG_PCMCIA_MEM_ADDR (0x20000000) and AU1X_SOCK0_IO
> (F00000000) - I just cannot find where this is done.
> 
> Any suggestions?
> 
> Thanks