Message ID | 1378120234-14062-1-git-send-email-aurelien@aurel32.net |
---|---|
State | New |
Headers | show |
On Mon, Sep 02, 2013 at 01:10:34PM +0200, Aurelien Jarno wrote: > Now that the memory subsystem is propagating the endianness correctly, > the ne2000 device should have its I/O ports marked as LITTLE_ENDIAN, as > PCI devices are little endian. > > This makes the ne2000 NIC to work again on PowerPC. > > Cc: qemu-stable@nongnu.org > Cc: Stefan Hajnoczi <stefanha@redhat.com> > Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> > --- > hw/net/ne2000.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/hw/net/ne2000.c b/hw/net/ne2000.c > index 31afd28..c961258 100644 > --- a/hw/net/ne2000.c > +++ b/hw/net/ne2000.c > @@ -693,7 +693,7 @@ static void ne2000_write(void *opaque, hwaddr addr, > static const MemoryRegionOps ne2000_ops = { > .read = ne2000_read, > .write = ne2000_write, > - .endianness = DEVICE_NATIVE_ENDIAN, > + .endianness = DEVICE_LITTLE_ENDIAN, > }; This is also used by hw/net/ne2000-isa.c:isa_ne2000_realizefn(). Is it correct to explicitly say little-endian there?
On Wed, Sep 04, 2013 at 10:39:12AM +0200, Stefan Hajnoczi wrote: > On Mon, Sep 02, 2013 at 01:10:34PM +0200, Aurelien Jarno wrote: > > Now that the memory subsystem is propagating the endianness correctly, > > the ne2000 device should have its I/O ports marked as LITTLE_ENDIAN, as > > PCI devices are little endian. > > > > This makes the ne2000 NIC to work again on PowerPC. > > > > Cc: qemu-stable@nongnu.org > > Cc: Stefan Hajnoczi <stefanha@redhat.com> > > Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> > > --- > > hw/net/ne2000.c | 2 +- > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > diff --git a/hw/net/ne2000.c b/hw/net/ne2000.c > > index 31afd28..c961258 100644 > > --- a/hw/net/ne2000.c > > +++ b/hw/net/ne2000.c > > @@ -693,7 +693,7 @@ static void ne2000_write(void *opaque, hwaddr addr, > > static const MemoryRegionOps ne2000_ops = { > > .read = ne2000_read, > > .write = ne2000_write, > > - .endianness = DEVICE_NATIVE_ENDIAN, > > + .endianness = DEVICE_LITTLE_ENDIAN, > > }; > > This is also used by hw/net/ne2000-isa.c:isa_ne2000_realizefn(). Is it > correct to explicitly say little-endian there? Paolo has confirmed that ISA devices should be little-endian anyway. Thanks, applied to my net tree. Stefan
diff --git a/hw/net/ne2000.c b/hw/net/ne2000.c index 31afd28..c961258 100644 --- a/hw/net/ne2000.c +++ b/hw/net/ne2000.c @@ -693,7 +693,7 @@ static void ne2000_write(void *opaque, hwaddr addr, static const MemoryRegionOps ne2000_ops = { .read = ne2000_read, .write = ne2000_write, - .endianness = DEVICE_NATIVE_ENDIAN, + .endianness = DEVICE_LITTLE_ENDIAN, }; /***********************************************************/
Now that the memory subsystem is propagating the endianness correctly, the ne2000 device should have its I/O ports marked as LITTLE_ENDIAN, as PCI devices are little endian. This makes the ne2000 NIC to work again on PowerPC. Cc: qemu-stable@nongnu.org Cc: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> --- hw/net/ne2000.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)