On Thu, Sep 02, 2010 at 09:00:46AM +0300, Michael S. Tsirkin wrote:
> On Wed, Sep 01, 2010 at 10:10:30PM +0200, Stefan Weil wrote:
> > >+static inline void pci_memory_read(PCIDevice *dev,
> > >+ pcibus_t addr,
> > >+ uint8_t *buf,
> > >+ pcibus_t len)
> > >+{
> > >+ pci_memory_rw(dev, addr, buf, len, 0);
> > >+}
> > >+
> > >+static inline void pci_memory_write(PCIDevice *dev,
> > >+ pcibus_t addr,
> > >+ const uint8_t *buf,
> > >+ pcibus_t len)
> > >+{
> > >+ pci_memory_rw(dev, addr, (uint8_t *) buf, len, 1);
> > >+}
> > >+
> > >#endif
> >
> > The functions pci_memory_read and pci_memory_write not only read
> > or write byte data but many different data types which leads to
> > a lot of type casts in your other patches.
> >
> > I'd prefer "void *buf" and "const void *buf" in the argument lists.
> > Then all those type casts could be removed.
> >
> > Regards
> > Stefan Weil
>
> Further, I am not sure pcibus_t is a good type to use here.
> This also forces use of pci specific types in e.g. ide, or resorting to
> casts as this patch does. We probably should use a more generic type
> for this.
It only forces use of PCI-specific types in the IDE controller, which is
already a PCI device.
Eduard
> --
> MST
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