Atsushi Nemoto wrote:
> On Fri, 14 Apr 2006 08:38:00 -0700, Geoff Levand
> <geoffrey.levand@am.sony.com> wrote:
>> I seem to get a lot of problems with an nfs root fs
>> on tx4937 board. I haven't looked at it closely yet,
>> but I guess its some problem with the ne2000 driver.
>> I wanted to know if you know anything about this.
>
> Please look at:
>
> http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20060226.23054
> 1.75185772.anemo%40mba.ocn.ne.jp
>
> With a quick glance of ne.c, it seems ei_status.stop_page should be
> changed to 0x60 on the board. Please confirm its value.
>
Yes, this seems to fix the problem.
-Geoff
Index: 2.6.16.1/drivers/net/ne.c
===================================================================
--- 2.6.16.1.orig/drivers/net/ne.c 2006-04-14 15:54:41.000000000 -0700
+++ 2.6.16.1/drivers/net/ne.c 2006-04-14 16:27:51.000000000 -0700
@@ -140,7 +140,8 @@
#define NE1SM_START_PG 0x20 /* First page of TX buffer */
#define NE1SM_STOP_PG 0x40 /* Last page +1 of RX ring */
#define NESM_START_PG 0x40 /* First page of TX buffer */
-#define NESM_STOP_PG 0x80 /* Last page +1 of RX ring */
+#define NESM_8_STOP_PG 0x60 /* Last page +1 of RX ring, RTL8019 8 bit mode
*/
+#define NESM_STOP_PG 0x80 /* Last page +1 of RX ring */
#if defined(CONFIG_PLAT_MAPPI)
# define DCR_VAL 0x4b
@@ -516,6 +517,7 @@
ei_status.tx_start_page = start_page;
ei_status.stop_page = stop_page;
#if defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938)
+ ei_status.stop_page = NESM_8_STOP_PG;
wordlength = 1;
#endif
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