l.org [mailto:netdev-ow...@vger.kernel.org] ??
David Laight
: 2011?6?17? 18:16
???: yangy...@neusoft.com; Holger Brunck; linuxppc-dev@lists.ozlabs.org
??: net...@vger.kernel.org; Clive Stubbings; Vitaly Bordug
??: RE: [PATCH] fs_enet: fix freescale FCC ethernet dp buffer alignment
&g
> Hello,
> Motioned to the memory aligned, now there is such requirement:
> When the driver send an packet to hardware, the skb's address passed
by
> stack do a dma map into hardware, the skb's dma address must
> be 64-byte aligned.
Does the hardware support buffer chaining?
In which case you o
From: Holger Brunck
Date: Fri, 17 Jun 2011 10:30:39 +0200
> From: Clive Stubbings
>
> The RIPTR and TIPTR (receive/transmit internal temporary data pointer),
> used by microcode as a temporary buffer for data, must be 32-byte aligned
> according to the RM for MPC8247.
>
> Tested on mgcoge.
>
_error;
}
-邮件原件-
发件人: netdev-ow...@vger.kernel.org [mailto:netdev-ow...@vger.kernel.org]
代表 Holger Brunck
发送时间: 2011年6月17日 16:31
收件人: linuxppc-dev@lists.ozlabs.org
抄送: Clive Stubbings; Holger Brunck; Pantelis Antoniou; Vitaly Bordug;
net...@vger.kernel.org
主题: [PATCH] fs_enet: fix free
