From hvr@gnu.org Mon May  1 14:45:59 2006
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	sshtylyov@ru.mvista.com
From:	Herbert Valerio Riedel <hvr@gnu.org>
Date:	Mon May 1 15:37:09 2006 +0200
Subject: [PATCH] au1000_eth.c: use ether_crc() from <linux/crc32.h>
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since the au1000 driver already selects the CRC32 routines, simply replace
the internal ether_crc() implementation with the semantically equivalent
one from <linux/crc32.h>

Signed-off-by: Herbert Valerio Riedel <hvr@gnu.org>


---

 drivers/net/au1000_eth.c |   18 +-----------------
 1 files changed, 1 insertions(+), 17 deletions(-)

9360df5368deaaaa8fc7dcaacf9b7ca446af94c4
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index 29adebb..0823cb8 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -52,6 +52,7 @@
 #include <linux/mii.h>
 #include <linux/skbuff.h>
 #include <linux/delay.h>
+#include <linux/crc32.h>
 #include <asm/mipsregs.h>
 #include <asm/irq.h>
 #include <asm/io.h>
@@ -2070,23 +2071,6 @@ static void au1000_tx_timeout(struct net
 	netif_wake_queue(dev);
 }
 
-
-static unsigned const ethernet_polynomial = 0x04c11db7U;
-static inline u32 ether_crc(int length, unsigned char *data)
-{
-    int crc = -1;
-
-    while(--length >= 0) {
-		unsigned char current_octet = *data++;
-		int bit;
-		for (bit = 0; bit < 8; bit++, current_octet >>= 1)
-			crc = (crc << 1) ^
-				((crc < 0) ^ (current_octet & 1) ? 
-				 ethernet_polynomial : 0);
-    }
-    return crc;
-}
-
 static void set_rx_mode(struct net_device *dev)
 {
 	struct au1000_private *aup = (struct au1000_private *) dev->priv;
-- 
1.2.6


From hvr@gnu.org Mon May  1 20:09:34 2006
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	Mon, 1 May 2006 21:09:18 +0200
Subject: RFC: au1000_etc.c phylib rewrite
From:	Herbert Valerio Riedel <hvr@gnu.org>
To:	Pete Popov <ppopov@embeddedalley.com>
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hello *,

I've started to rewrite the au1000_eth.c driver to make use of the new
PHY framework in 2.6.x; see the attached patch for the current work in
progress state;

I'm a bit unsure what to do about those workarounds/hacks that are in
the original au1000_eth.c driver (e.g. for the broadcom dual PHY);

any comments/ideas? shall I continue work on this au1xxx-eth
phylib-rewrite, or is it of no use?

regards,
hvr

--=-ASCzkIEkSfwkp9HUWIX1
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From ppopov@embeddedalley.com Mon May  1 20:15:59 2006
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Subject: Re: RFC: au1000_etc.c phylib rewrite
From:	Pete Popov <ppopov@embeddedalley.com>
Reply-To: ppopov@embeddedalley.com
To:	Herbert Valerio Riedel <hvr@gnu.org>
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On Mon, 2006-05-01 at 21:09 +0200, Herbert Valerio Riedel wrote:
> hello *,
> 
> I've started to rewrite the au1000_eth.c driver to make use of the new
> PHY framework in 2.6.x; see the attached patch for the current work in
> progress state;
> 
> I'm a bit unsure what to do about those workarounds/hacks that are in
> the original au1000_eth.c driver (e.g. for the broadcom dual PHY);

Maybe you should dump that bcm dual phy support. I can't remember what
board it was on and whether that board is even supported still. 

> any comments/ideas? shall I continue work on this au1xxx-eth
> phylib-rewrite, or is it of no use?

Seems like a good idea to me. 

Pete


From robbat2@gentoo.org Mon May  1 21:05:46 2006
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On Mon, May 01, 2006 at 12:15:45PM -0700, Pete Popov wrote:
> Maybe you should dump that bcm dual phy support. I can't remember what
> board it was on and whether that board is even supported still.=20
XXS1500 definetly uses it, and is still supported last time I checked.
If not, just drop me a line, and I'll check up on it, as I have the
unit, and made use of both network links.

--=20
Robin Hugh Johnson
E-Mail     : robbat2@gentoo.org
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From mschank@dcbnet.com Mon May  1 21:08:29 2006
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To:	ppopov@embeddedalley.com, Herbert Valerio Riedel <hvr@gnu.org>
From:	Mark Schank <mschank@dcbnet.com>
Subject: Re: RFC: au1000_etc.c phylib rewrite
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The Cogent CSB655 used the Broadcom Dual Phy.  They eventually redesigned 
the board and switched to two single Broadcom phys, but they continued to 
control both phys through MAC0, which is the actual purpose of the dual-phy 
hack.  I am a user of the CSB655, so I sort of care.

Will the new PHY framework allow a second PHY for a second MAC (MAC1) be 
controlled from the first MAC's (MAC0) mdio interface?

Yes, I acknowledge this was a bad design, but its what I am stuck with.

-Mark

At 12:15 PM 5/1/06 -0700, Pete Popov wrote:
>On Mon, 2006-05-01 at 21:09 +0200, Herbert Valerio Riedel wrote:
> > hello *,
> >
> > I've started to rewrite the au1000_eth.c driver to make use of the new
> > PHY framework in 2.6.x; see the attached patch for the current work in
> > progress state;
> >
> > I'm a bit unsure what to do about those workarounds/hacks that are in
> > the original au1000_eth.c driver (e.g. for the broadcom dual PHY);
>
>Maybe you should dump that bcm dual phy support. I can't remember what
>board it was on and whether that board is even supported still.
>
> > any comments/ideas? shall I continue work on this au1xxx-eth
> > phylib-rewrite, or is it of no use?
>
>Seems like a good idea to me.
>
>Pete



From mcdonald@pmc-sierra.com Mon May  1 21:29:09 2006
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From: Shane McDonald <shane_mcdonald@pmc-sierra.com>

The wording of the help entries for CPU_MIPS32_R1, CPU_MIPS32_R2,
CPU_MIPS64_R1, and CPU_MIPS64_R2 was confusing.
The entries have been slightly reworded to improve the readability.

Signed-off-by: Shane McDonald <shane_mcdonald@pmc-sierra.com>

---

diff -uprN a/arch/mips/Kconfig b/arch/mips/Kconfig
--- a/arch/mips/Kconfig 2006-05-01 13:41:40.000000000 -0600
+++ b/arch/mips/Kconfig 2006-05-01 13:54:26.000000000 -0600
@@ -1075,10 +1075,10 @@ config CPU_MIPS32_R1
          Choose this option to build a kernel for release 1 or later of the
          MIPS32 architecture.  Most modern embedded systems with a 32-bit
          MIPS processor are based on a MIPS32 processor.  If you know the
-         specific type of processor in your system, choose those that one
-         otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
-         Release 2 of the MIPS32 architecture is available since several
-         years so chances are you even have a MIPS32 Release 2 processor
+         specific type of processor in your system, choose that one;
+         otherwise, CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
+         Release 2 of the MIPS32 architecture has been available for
+         several years so chances are you have a MIPS32 Release 2 processor
          in which case you should choose CPU_MIPS32_R2 instead for better
          performance.

@@ -1093,8 +1093,8 @@ config CPU_MIPS32_R2
          Choose this option to build a kernel for release 2 or later of the
          MIPS32 architecture.  Most modern embedded systems with a 32-bit
          MIPS processor are based on a MIPS32 processor.  If you know the
-         specific type of processor in your system, choose those that one
-         otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
+         specific type of processor in your system, choose that one;
+         otherwise, CPU_MIPS32_R1 is a safe bet for any MIPS32 system.

 config CPU_MIPS64_R1
        bool "MIPS64 Release 1"
@@ -1108,10 +1108,10 @@ config CPU_MIPS64_R1
          Choose this option to build a kernel for release 1 or later of the
          MIPS64 architecture.  Many modern embedded systems with a 64-bit
          MIPS processor are based on a MIPS64 processor.  If you know the
-         specific type of processor in your system, choose those that one
-         otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
-         Release 2 of the MIPS64 architecture is available since several
-         years so chances are you even have a MIPS64 Release 2 processor
+         specific type of processor in your system, choose that one;
+         otherwise, CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
+         Release 2 of the MIPS64 architecture has been available for
+         several years so chances are you have a MIPS64 Release 2 processor
          in which case you should choose CPU_MIPS64_R2 instead for better
          performance.

@@ -1127,8 +1127,8 @@ config CPU_MIPS64_R2
          Choose this option to build a kernel for release 2 or later of the
          MIPS64 architecture.  Many modern embedded systems with a 64-bit
          MIPS processor are based on a MIPS64 processor.  If you know the
-         specific type of processor in your system, choose those that one
-         otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
+         specific type of processor in your system, choose that one;
+         otherwise, CPU_MIPS64_R1 is a safe bet for any MIPS64 system.

 config CPU_R3000
        bool "R3000"

From jimssubs@telus.net Tue May  2 00:13:23 2006
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Subject: how do i get register state from process before interrupt?
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I have a number of processes and drivers on a SB1250 card
and I suspect one of the drivers is misbehaving such that
user processes are not getting a chance to run.  I implemented
a rudimentary watchdog in the timer interrupt which is kicked
by one such user process if things when things are fine.
How would I capture the register state of the process
that was running before the interrupt is run?  I'm on
linux 2.4.18.

Thanks,
Jim

From weo@reccoware.de Tue May  2 06:46:12 2006
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Subject: Au1200 MMC/SD problem
From:	Wolfgang Ocker <weo@reccoware.de>
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Hello,

I'm trying to get a SD card to work on an Db1200 board. I'm using kernel
2.6.16.11 (+ the patch from Jordan Crouse):

http://www.linux-mips.org/archives/linux-mips/2005-12/msg00006.html

The card gets recognized and issues its relative address. Then command 9
(send csd) times out.

MMC: req done (37): 0: 00000120 00000000 00000000 00000000
MMC: starting cmd 29 arg 00018000 flags 00000061
MMC: req done (29): 0: 80ff8000 00000000 00000000 00000000
MMC: starting cmd0 2 arg 00000000 flags 00000067
MMC: req done (02): 0: 01504153 30313642 414a8be0 08004a00
MMC: starting cmd 03 arg 00000000 flags 00000065
MMC: req done (03): 0: e008004a 00000000 00000000 00000000
MMC: starting cmd 02 arg 00000000 flags 00000067
MMC: req done (02): 1: 00000000 00000000 00000000 00000000
MMC: req done (02): 1: 00000000 00000000 00000000 00000000
MMC: req done (02): 1: 00000000 00000000 00000000 00000000
MMC: req done (02): 1: 00000000 00000000 00000000 00000000
au1xx(0): DEBUG: set_ios (power=2, clock=450000Hz, vdd=15, mode=2)
MMC: starting cmd 09 arg e0080000 flags 00000007
MMC: req done (09): 1: 00000000 00000000 00000000 00000000
MMC: req done (09): 1: 00000000 00000000 00000000 00000000
MMC: req done (09): 1: 00000000 00000000 00000000 00000000
MMC: req done (09): 1: 00000000 00000000 00000000 00000000

I'm new to MMC/SD and I have no idea whether this is a problem with the
hardware, the software or the SD card (I tried two different SD cards.
Both work on my laptop with Linux 2.6.16 and a Winbond W83L51xD).

Any hints are highly appreciated.

Thanks,
Wolfgang


From hvr@gnu.org Tue May  2 07:25:27 2006
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Subject: Re: RFC: au1000_etc.c phylib rewrite
From:	Herbert Valerio Riedel <hvr@gnu.org>
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On Mon, 2006-05-01 at 15:09 -0500, Mark Schank wrote:
> The Cogent CSB655 used the Broadcom Dual Phy.  They eventually redesigned 
> the board and switched to two single Broadcom phys, but they continued to 
> control both phys through MAC0, which is the actual purpose of the dual-phy 
> hack.  I am a user of the CSB655, so I sort of care.
> 
> Will the new PHY framework allow a second PHY for a second MAC (MAC1) be 
> controlled from the first MAC's (MAC0) mdio interface?

should'nt be a problem (as opposed to the bosporus case... see below)...
I assume the phy-addresses on which the boarcom dual phy is configured
are the same for all Cogent CSB655 boards?

does this need to be autodetected dynamically at runtime, or can we rely
on a compile time Kconfig-conditional to set a static phy-addr<->eth%
d-phy mapping for this board-specific case? Or de we really need such a
complex mii_probe() function to detect weird scenarios? :)

using static phy addr mappings would also allow for setting
board-specific phy-irq assignments, which would then be handled by the
phylib facilities, instead of polling the status of phy with a timer;
(and in case we don't have any board-specific compile time setting, we
can still fall back to search the phy-addresses for a PHY at runtime as
the generic case)

while at it, what about that CONFIG_MIPS_BOSPORUS special case? why
doesn't the 2nd MAC see any PHY? how is the 2nd MAC connected to the
physical world?

#ifdef CONFIG_MIPS_BOSPORUS
        /* This is a workaround for the Micrel/Kendin 5 port switch
           The second MAC doesn't see a PHY connected... so we need to
           trick it into thinking we have one.

           If this kernel is run on another Au1500 development board
           the stub will be found as well as the actual PHY. However,
           the last found PHY will be used... usually at Addr 31 (Db1500).
        */


> Yes, I acknowledge this was a bad design, but its what I am stuck with.

:-)
-- 
Herbert Valerio Riedel <hvr@gnu.org>


From gowri@bitel.co.kr Tue May  2 08:17:23 2006
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Subject: RE: Java virtual machine on linux MIPS
From:	Gowri Satish Adimulam <gowri@bitel.co.kr>
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To:	Prashant Viswanathan <vprashant@echelon.com>
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Thanks every body for thier kind suggestions .

I will chck all the options provide in this group.

Regards
Gowri 
On Fri, 2006-04-28 at 10:02 -0700, Prashant Viswanathan wrote:
> IBM's J9 works on linux-mips.
> 
> > -----Original Message-----
> > From: linux-mips-bounce@linux-mips.org
> [mailto:linux-mips-bounce@linux-
> > mips.org] On Behalf Of Gowri Satish Adimulam
> > Sent: Thursday, April 27, 2006 6:39 PM
> > To: linux-mips@linux-mips.org
> > Subject: Java virtual machine on linux MIPS
> > 
> > Hi ,
> > 
> > He is there  any java virtual machine runs on mips based linux .
> > 
> > any pointers will be helpful
> > 
> > Regards
> > Gowri
> > 


From francis_moreau2000@yahoo.fr Tue May  2 08:20:01 2006
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From:	moreau francis <francis_moreau2000@yahoo.fr>
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Subject: Re : module allocation
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> There is another reason against putting modules into mapped space and
> that's the need for -mlong-calls which generates larger, less efficient
> code.

BTW, I don't see why -mlong-calls wouldn't be needed for GFP module
allocation. Can you explain ?

Thanks






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Date:	Tue, 2 May 2006 09:55:51 +0200
From:	"Franck Bui-Huu" <vagabon.xyz@gmail.com>
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specially when the kernel is mapped.

Signed-off-by: Franck Bui-Huu <vagabon.xyz@gmail.com>


---

 arch/mips/kernel/genex.S |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

72821cd1fc2a6e31e31c2babf338425b29e8f11f
diff --git a/arch/mips/kernel/genex.S b/arch/mips/kernel/genex.S
index ff7af36..50cb0c2 100644
--- a/arch/mips/kernel/genex.S
+++ b/arch/mips/kernel/genex.S
@@ -132,7 +132,8 @@ NESTED(handle_int, PT_SIZE, sp)

 	PTR_LA	ra, ret_from_irq
 	move	a0, sp
-	j	plat_irq_dispatch
+	PTR_LA	k0, plat_irq_dispatch
+	jr	k0
 	END(handle_int)

 	__INIT
--
1.3.0.g2473

From ralf@linux-mips.org Tue May  2 10:36:30 2006
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From:	Ralf Baechle <ralf@linux-mips.org>
To:	moreau francis <francis_moreau2000@yahoo.fr>
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On Tue, May 02, 2006 at 07:19:49AM +0000, moreau francis wrote:

> > There is another reason against putting modules into mapped space and
> > that's the need for -mlong-calls which generates larger, less efficient
> > code.
> 
> BTW, I don't see why -mlong-calls wouldn't be needed for GFP module
> allocation. Can you explain ?

It assumes a low-memory system where the entire RAM resides within the
range of a J/JAL instructions.

  Ralf

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On Tue, May 02, 2006 at 09:55:51AM +0200, Franck Bui-Huu wrote:

> specially when the kernel is mapped.

At which time you're on very fragile ice because TLB instructions should
better be executed from an unmapped address ...

  Ralf

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2006/5/2, Ralf Baechle <ralf@linux-mips.org>:
> On Tue, May 02, 2006 at 09:55:51AM +0200, Franck Bui-Huu wrote:
>
> > specially when the kernel is mapped.
>
> At which time you're on very fragile ice because TLB instructions should
> better be executed from an unmapped address ...
>

well TLB entry used by the kernel is wired, so it should work fined,
shouldn't it ?

Thanks
--
               Franck

From ths@networkno.de Tue May  2 11:45:30 2006
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Franck Bui-Huu wrote:
> 2006/5/2, Ralf Baechle <ralf@linux-mips.org>:
> >On Tue, May 02, 2006 at 09:55:51AM +0200, Franck Bui-Huu wrote:
> >
> >> specially when the kernel is mapped.
> >
> >At which time you're on very fragile ice because TLB instructions should
> >better be executed from an unmapped address ...
> >
> 
> well TLB entry used by the kernel is wired, so it should work fined,
> shouldn't it ?

The architecture spec doesn't guarantee it will.


Thiemo

From goldfinger@member.fsf.org Tue May  2 12:06:06 2006
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Yesterday I have tried last 2.6 from git on a Origin-2000, I have
xcompiled it with gcc-3.4, and booted it via tftpd with:
"bootp(): console=ttyS0 root=/dev/sda1", but after downloading the
kernel, it doesn't print anything and freeze ! any idea ?

if needed I can provide an account on the Origin 

-- 
Pluralitas non est ponenda sine neccesitate
Frustra fit per plura quod potest fieri per pauciora
Entia non sunt multiplicanda praeter necessitatem

                                   Occam's Razor

MiChele Carla` aKa Goldfinger <goldfinger@member.fsf.org>

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On Tue, May 02, 2006 at 01:05:55PM +0200, Michele Carla` wrote:
> Yesterday I have tried last 2.6 from git on a Origin-2000, I have
> xcompiled it with gcc-3.4, and booted it via tftpd with:
> "bootp(): console=3DttyS0 root=3D/dev/sda1", but after downloading the
> kernel, it doesn't print anything and freeze ! any idea ?

Maybe you have my same (old) problem. Please, consider to take a look
at thread =ABtrouble on serial console for au1100=BB.

Ciao,

Rodolfo

--=20

GNU/Linux Solutions                  e-mail:    giometti@enneenne.com
Linux Device Driver                             giometti@gnudd.com
Embedded Systems                     		giometti@linux.it
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On Fri, Apr 28, 2006 at 11:19:23AM -0600, Jordan Crouse wrote:
>=20
> CCing the serial list too.  It could use more testing, but this seems
> like it might be the answer to the myriad of serial issues that have=20
> been reported in the last month or so.=20
>=20
> I'm ashamed to admit I have no idea if this patch is even in the system or
> not.  If not, I'm sure somebody
> can clean it up and send it in the proper style.

Here:

   http://ftp.enneenne.com/pub/misc/au1100-patches/linux/patch-au1x00-seria=
l-fix

the patch against =ABlinux-2.6.16-stable=BB branch for serial support
tested with an au1100 based board.

Here:

   http://ftp.enneenne.com/pub/misc/au1100-patches/linux/patch-au1x00-seria=
l-real-interrupt

my suggestion to get real interrupts from the serial line (I have
redefined the function =ABis_real_interrupt()=BB for the au1x00 CPUs into
the platform =ABserial.h=BB file).

Ciao,

Rodolfo

--=20

GNU/Linux Solutions                  e-mail:    giometti@enneenne.com
Linux Device Driver                             giometti@gnudd.com
Embedded Systems                     		giometti@linux.it
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From giometti@enneenne.com Tue May  2 13:27:50 2006
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From:	Rodolfo Giometti <giometti@linux.it>
To:	linux-mips@linux-mips.org
Subject: [PATCH] uImage support for u-boot
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Here:

   http://ftp.enneenne.com/pub/misc/au1100-patches/linux/patch-uImage-support

a patch against «linux-2.6.16-stable» branch to add support for
"u-boot" image generation.

Ciao,

Rodolfo

-- 

GNU/Linux Solutions                  e-mail:    giometti@enneenne.com
Linux Device Driver                             giometti@gnudd.com
Embedded Systems                     		giometti@linux.it
UNIX programming                     phone:     +39 349 2432127

From jcrouse@cosmic.amd.com Tue May  2 15:29:06 2006
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From:	"Jordan Crouse" <jordan.crouse@amd.com>
To:	"Wolfgang Ocker" <weo@reccoware.de>
cc:	linux-mips@linux-mips.org
Subject: Re: Au1200 MMC/SD problem
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On 02/05/06 07:46 +0200, Wolfgang Ocker wrote:
> Hello,
> 
> I'm trying to get a SD card to work on an Db1200 board. I'm using kernel
> 2.6.16.11 (+ the patch from Jordan Crouse):

Thats not an encouraging sign.

> au1xx(0): DEBUG: set_ios (power=2, clock=450000Hz, vdd=15, mode=2)
> MMC: starting cmd 09 arg e0080000 flags 00000007
> MMC: req done (09): 1: 00000000 00000000 00000000 00000000
> MMC: req done (09): 1: 00000000 00000000 00000000 00000000
> MMC: req done (09): 1: 00000000 00000000 00000000 00000000
> MMC: req done (09): 1: 00000000 00000000 00000000 00000000

Ok - so the reasons for cmd->error to be MMC_ERR_TIMEOUT are:

  * invalid return from dma_map_sg in au1xmmc_prepare_data 
  * general error from the DBDMA engine
  * one of SD_STATUS_RAT sent when the IRQ fires

So to narrow it down - check the return value of au1xmmc_prepare_data
in au1xmmc_request.  Then, see if RAT is ever set in au1xmmc_irq.   This
will help narrow down the problem.  

Also, the usual general questions:
What SD card are you using?  How big is it?  Is it a v1.01 or a v1.1 card?

Jordan


From ilya@total-knowledge.com Tue May  2 16:05:42 2006
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From:	"Ilya A. Volynets-Evenbakh" <ilya@total-knowledge.com>
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To:	Michele Carla` <goldfinger@member.fsf.org>
CC:	linux-mips@linux-mips.org
Subject: Re: ip27 not working
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Plain git will not work. Check out Gentoo patch set
for kernel - there are few IP27-specific patches that
are absolutely required.
http://gentoo.osuosl.org/distfiles/mips-sources-generic_patches-1.21.tar.bz2

Although I have to say that latest git even with relevant patches
applied gets me to starting init, but not further.

Michele Carla` wrote:
> Yesterday I have tried last 2.6 from git on a Origin-2000, I have
> xcompiled it with gcc-3.4, and booted it via tftpd with:
> "bootp(): console=ttyS0 root=/dev/sda1", but after downloading the
> kernel, it doesn't print anything and freeze ! any idea ?
>
> if needed I can provide an account on the Origin 
>
>   

-- 
Ilya A. Volynets-Evenbakh
Total Knowledge. CTO
http://www.total-knowledge.com


From giometti@enneenne.com Tue May  2 16:10:30 2006
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From:	Rodolfo Giometti <giometti@linux.it>
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Subject: Re: [PATCH] au1000_eth.c Power Management, driver registration and module support
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Hello,

here:

   http://ftp.enneenne.com/pub/misc/au1100-patches/linux/patch-au1000_eth-p=
m-and-registration

the new version of my patch for au1000_eth.c who should implement:

* Module support.

   -	bool "MIPS AU1000 Ethernet support"
   +	tristate "MIPS AU1000 Ethernet support"

* Driver registration.

   +static int __init au1000_eth_init(void)
   +{
   +	return driver_register(&au1000_driver);
   +}
   +
   +static void __exit au1000_eth_cleanup(void)
   +{
   +	driver_unregister(&au1000_driver);
   +}     =20

* Power Management.

   +#ifdef CONFIG_PM
   +	.suspend        =3D au1000_drv_suspend,
   +	.resume         =3D au1000_drv_resume,
   +#endif

Also, as suggested by Sergei it:

* uses physical addresses and not KSEG1-based virtual anymore and
  claims/releases the 4-byte MAC enable registers:

   wwpc:~# cat /proc/iomem
   10500000-1050ffff : eth-base
   10520000-10520003 : eth-mac
     =20
* assigns to the Ethernet ports two consecutive MAC addresses:

   -		dev->dev_addr[4] +=3D 0x10;
   +				((unsigned long) macen_addr);
   +		memcpy(ndev->dev_addr, au1000_mac_addr, sizeof(au1000_mac_addr));
   +		ndev->dev_addr[5] +=3D 0x01;
     =20
Ciao,

Rodolfo

--=20

GNU/Linux Solutions                  e-mail:    giometti@enneenne.com
Linux Device Driver                             giometti@gnudd.com
Embedded Systems                     		giometti@linux.it
UNIX programming                     phone:     +39 349 2432127

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From ralf@linux-mips.org Tue May  2 17:10:00 2006
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Date:	Tue, 2 May 2006 17:09:58 +0100
From:	Ralf Baechle <ralf@linux-mips.org>
To:	"Randy.Dunlap" <rdunlap@xenotime.net>
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Subject: Re: SETNAME (set nodename) in syscall.c
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On Sat, Apr 29, 2006 at 09:01:59PM -0700, Randy.Dunlap wrote:

> In arch/mips/syscall.c::_sys_sysmips(), case SETNAME,
> isn't one of the strncpy() and strlcpy() unneeded?
> 
> 		down_write(&uts_sem);
> 		strncpy(system_utsname.nodename, nodename, len);
> 		nodename[__NEW_UTS_LEN] = '\0';
> 		strlcpy(system_utsname.nodename, nodename,
> 		        sizeof(system_utsname.nodename));
> 		up_write(&uts_sem);

Seems that came with the 2.5.70 merge and got copied and moved around a
few times since.  I'm pretty sure the whole sysmips(SETNAME, ...)
operation is unused.

Any objections again removal of sysmips(SETNAME, ...) support?

  Ralf

From mschank@dcbnet.com Tue May  2 17:19:59 2006
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Date:	Tue, 02 May 2006 11:20:43 -0500
To:	Herbert Valerio Riedel <hvr@gnu.org>
From:	Mark Schank <mschank@dcbnet.com>
Subject: Re: RFC: au1000_etc.c phylib rewrite
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At 08:23 AM 5/2/06 +0200, Herbert Valerio Riedel wrote:
>On Mon, 2006-05-01 at 15:09 -0500, Mark Schank wrote:
> > The Cogent CSB655 used the Broadcom Dual Phy.  They eventually redesigned
> > the board and switched to two single Broadcom phys, but they continued to
> > control both phys through MAC0, which is the actual purpose of the 
> dual-phy
> > hack.  I am a user of the CSB655, so I sort of care.
> >
> > Will the new PHY framework allow a second PHY for a second MAC (MAC1) be
> > controlled from the first MAC's (MAC0) mdio interface?
>
>should'nt be a problem (as opposed to the bosporus case... see below)...
>I assume the phy-addresses on which the boarcom dual phy is configured
>are the same for all Cogent CSB655 boards?

Dual PHY configuration:
     MAC0 - phy addr 4
     MAC1 - phy addr 3
Single PHY configuration:
     MAC0 - phy addr 1
     MAC1 - phy addr 0

>does this need to be autodetected dynamically at runtime, or can we rely
>on a compile time Kconfig-conditional to set a static phy-addr<->eth%
>d-phy mapping for this board-specific case? Or de we really need such a
>complex mii_probe() function to detect weird scenarios? :)

The compile time Kconfig-conditional should be okay.  The driver need to 
handle the fact that the MAC1's phy is controlled by MAC0's mdio 
interface.  This means that MAC0 controller can not be disabled when the 
associated eth% device is down, otherwise you lose the ability to control 
MAC1's phy.


>using static phy addr mappings would also allow for setting
>board-specific phy-irq assignments, which would then be handled by the
>phylib facilities, instead of polling the status of phy with a timer;
>(and in case we don't have any board-specific compile time setting, we
>can still fall back to search the phy-addresses for a PHY at runtime as
>the generic case)

Will the phylib facilities handle the case where two phys share a single IRQ?


>while at it, what about that CONFIG_MIPS_BOSPORUS special case? why
>doesn't the 2nd MAC see any PHY? how is the 2nd MAC connected to the
>physical world?

I don't have first hand knowledge of this board, but I have worked with 
Kendin switches before.  They have a special port that allows direct 
connection of a MAC into the switch port without the use of a phy.  The 
MAC's MII is directly connected to the switch ports MII.  So instead of this:
         MAC <-> PHY <->PHY <-> Switch_Port
You have this:
         MAC <-> Switch_Port

So the MAC talks to the physical world via the switch.

>#ifdef CONFIG_MIPS_BOSPORUS
>         /* This is a workaround for the Micrel/Kendin 5 port switch
>            The second MAC doesn't see a PHY connected... so we need to
>            trick it into thinking we have one.
>
>            If this kernel is run on another Au1500 development board
>            the stub will be found as well as the actual PHY. However,
>            the last found PHY will be used... usually at Addr 31 (Db1500).
>         */
>
>
> > Yes, I acknowledge this was a bad design, but its what I am stuck with.
>
>:-)
>--
>Herbert Valerio Riedel <hvr@gnu.org>



From goldfinger@member.fsf.org Tue May  2 17:29:14 2006
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Subject: Re: ip27 not working
From:	Michele Carla` <goldfinger@member.fsf.org>
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On Tue, 2006-05-02 at 08:05 -0700, Ilya A. Volynets-Evenbakh wrote:
> Plain git will not work. Check out Gentoo patch set
> for kernel - there are few IP27-specific patches that
> are absolutely required.
> http://gentoo.osuosl.org/distfiles/mips-sources-generic_patches-1.21.tar.bz2
> 
> Although I have to say that latest git even with relevant patches
> applied gets me to starting init, but not further.

Really tanks !

Have you got networking (integrated or menet) working whit this kernel ?
Are you using an Origin-200 or 2k

Tanks again !

> 
> Michele Carla` wrote:
> > Yesterday I have tried last 2.6 from git on a Origin-2000, I have
> > xcompiled it with gcc-3.4, and booted it via tftpd with:
> > "bootp(): console=ttyS0 root=/dev/sda1", but after downloading the
> > kernel, it doesn't print anything and freeze ! any idea ?
> >
> > if needed I can provide an account on the Origin 
> >
> >   
> 
-- 
Pluralitas non est ponenda sine neccesitate
Frustra fit per plura quod potest fieri per pauciora
Entia non sunt multiplicanda praeter necessitatem

                                   Occam's Razor

MiChele Carla` aKa Goldfinger <goldfinger@member.fsf.org>

From vagabon.xyz@gmail.com Tue May  2 18:43:27 2006
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