[U-Boot-Users] [PATCH v2 4/7] add SMSC LAN9x1x Network driver

Guennadi Liakhovetski lg at denx.de
Wed Mar 26 21:19:02 CET 2008


Hi Ben,

On Wed, 26 Mar 2008, Ben Warren wrote:

> Hi Guennadi,
> 
> Guennadi Liakhovetski wrote:
> > From: Sascha Hauer <s.hauer at pengutronix.de>
> > 
> > This patch adds a driver for the following smsc network controllers:
> > LAN9115
> > LAN9116
> > LAN9117
> > LAN9215
> > LAN9216
> > LAN9217
> > 
> >   
> How many of these have been tested, and on what platforms.  I'm asking because
> the code seems to assume a 32-bit interface and these aren't all 32-bit chips.

I'll let the author reply to all your question / take care of all your 
suggestions, apart, maybe from just one:

> > +#define	TX_CMD_A_INT_LAST_SEG			(0x00001000)
> > +#define	TX_CMD_A_BUF_SIZE			(0x000007FF)
> > +#define	TX_CMD_B_PKT_TAG			(0xFFFF0000)
> > +#define	TX_CMD_B_ADD_CRC_DISABLE		(0x00002000)
> > +#define	TX_CMD_B_DISABLE_PADDING		(0x00001000)
> > +#define	TX_CMD_B_PKT_BYTE_LENGTH		(0x000007FF)
> > +
> >   
> Register and bitfield definitions should be in a header file.  More generally,

I disagree with this. If only one .c file uses registers and bitfields and 
whatever other macros, I think, they better be defined in the .c file 
directly.

Thanks
Guennadi
---
Guennadi Liakhovetski, Ph.D.

DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-0 Fax: +49-8142-66989-80  Email: office at denx.de




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