On Tue, Feb 02, 2016 at 12:24:02AM +0200, Artturi Alm wrote:
> On Mon, Feb 01, 2016 at 10:14:38PM +0100, Patrick Wildt wrote:
> > On Mon, Feb 01, 2016 at 10:51:40PM +0200, Artturi Alm wrote:
> > > On Mon, Feb 01, 2016 at 09:06:35PM +0100, Patrick Wildt wrote:
> > > > Hi,
> > > > 
> > > > in sxipio the mask is incorrect for get- and setcfg.
> > > > 
> > > > If bit is 1, off is (1 & 7) << 2, which is 4. That means each cfg is 4
> > > > bits wide, so the mask is 0xf and not 0x7.  I cross-checked it with
> > > > NetBSD and Linux.
> > > > 
> > > > As far as I know it does not fix any known issue for me, it's just
> > > > something that caught my eye.
> > > > 
> > > > Patrick
> > > > 
> > > > diff --git sys/arch/armv7/sunxi/sxipio.c sys/arch/armv7/sunxi/sxipio.c
> > > > index 9a49343..07a3c76 100644
> > > > --- sys/arch/armv7/sunxi/sxipio.c
> > > > +++ sys/arch/armv7/sunxi/sxipio.c
> > > > @@ -249,7 +249,7 @@ sxipio_getcfg(int pin)
> > > >  
> > > >         splx(s);
> > > >  
> > > > -       return data >> off & 7;
> > > > +       return (data >> off) & 0xf;
> > > >  }
> > > >  
> > > >  void
> > > > @@ -263,7 +263,7 @@ sxipio_setcfg(int pin, int mux)
> > > >         bit = pin - (port << 5);
> > > >         reg = SXIPIO_CFG(port, bit >> 3);
> > > >         off = (bit & 7) << 2;
> > > > -       cmask = 7 << off;
> > > > +       cmask = 0xf << off;
> > > >         mask = mux << off;
> > > >  
> > > >         s = splhigh();
> > > > 
> > > 
> > > Hi,
> > > 
> > > i think you're wrong, "manuals" for both A10&A20 are rather clear about 
> > > this.
> > > last bit of each cfg is reserved, code doesn't touch the last bit on 
> > > purpose.
> > > see A10 user manual rev1.2 page 288, or A20 user manual rev1.0 page 248 
> > > for
> > > example of one such cfg register(PA_CFG0).
> > > 
> > > -Artturi
> > > 
> > 
> > True that! I wonder if it would make sense to at least set the clear
> > mask to 0xf, so at least you don't write back whatever bit there
> > might be set or not set?
> > 
> 
> don't know, and don't even really care atm., just noticed today that
> according to man pages i'm not apparently author of any of sunxi drivers:P

It looks like rapha took the earliest copyright to be the author of
the driver.  How about the below diff or should we just remove the
AUTHORS section?

Index: a1xintc.4
===================================================================
RCS file: /cvs/src/share/man/man4/man4.armv7/a1xintc.4,v
retrieving revision 1.1
diff -u -p -r1.1 a1xintc.4
--- a1xintc.4   22 Sep 2014 14:02:38 -0000      1.1
+++ a1xintc.4   1 Feb 2016 22:53:02 -0000
@@ -36,4 +36,4 @@ device driver first appeared in
 The
 .Nm
 driver was written by
-.An Dale Rahn Aq Mt [email protected] .
+.An Artturi Alm .
Index: sxiccmu.4
===================================================================
RCS file: /cvs/src/share/man/man4/man4.armv7/sxiccmu.4,v
retrieving revision 1.1
diff -u -p -r1.1 sxiccmu.4
--- sxiccmu.4   22 Sep 2014 14:02:38 -0000      1.1
+++ sxiccmu.4   1 Feb 2016 22:55:02 -0000
@@ -36,4 +36,4 @@ device driver first appeared in
 The
 .Nm
 driver was written by
-.An Dale Rahn Aq Mt [email protected] .
+.An Artturi Alm .
Index: sxidog.4
===================================================================
RCS file: /cvs/src/share/man/man4/man4.armv7/sxidog.4,v
retrieving revision 1.1
diff -u -p -r1.1 sxidog.4
--- sxidog.4    22 Sep 2014 14:02:38 -0000      1.1
+++ sxidog.4    1 Feb 2016 22:56:14 -0000
@@ -36,4 +36,4 @@ device driver first appeared in
 The
 .Nm
 driver was written by
-.An Dale Rahn Aq Mt [email protected] .
+.An Artturi Alm .
Index: sxie.4
===================================================================
RCS file: /cvs/src/share/man/man4/man4.armv7/sxie.4,v
retrieving revision 1.1
diff -u -p -r1.1 sxie.4
--- sxie.4      22 Sep 2014 14:02:38 -0000      1.1
+++ sxie.4      1 Feb 2016 22:56:52 -0000
@@ -43,4 +43,4 @@ device driver first appeared in
 The
 .Nm
 driver was written by
-.An Patrick Wildt Aq Mt [email protected] .
+.An Artturi Alm .
Index: sxipio.4
===================================================================
RCS file: /cvs/src/share/man/man4/man4.armv7/sxipio.4,v
retrieving revision 1.1
diff -u -p -r1.1 sxipio.4
--- sxipio.4    22 Sep 2014 14:02:38 -0000      1.1
+++ sxipio.4    1 Feb 2016 22:59:11 -0000
@@ -46,4 +46,4 @@ driver first appeared in
 The
 .Nm
 driver was written by
-.An Miodrag Vallat .
+.An Artturi Alm .
Index: sxitimer.4
===================================================================
RCS file: /cvs/src/share/man/man4/man4.armv7/sxitimer.4,v
retrieving revision 1.1
diff -u -p -r1.1 sxitimer.4
--- sxitimer.4  22 Sep 2014 14:02:38 -0000      1.1
+++ sxitimer.4  1 Feb 2016 22:57:46 -0000
@@ -36,4 +36,4 @@ device driver first appeared in
 The
 .Nm
 driver was written by
-.An Dale Rahn Aq Mt [email protected] .
+.An Artturi Alm .

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