Re: [kvm-unit-tests PATCH v4 10/12] arm/arm64: pci: Add PCI bus operation test

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On Mon, Jun 06, 2016 at 06:39:40PM +0200, Andrew Jones wrote:
> > diff --git a/lib/arm/asm/pci.h b/lib/arm/asm/pci.h
> > new file mode 100644
> > index 000000000000..8263821ad511
> > --- /dev/null
> > +++ b/lib/arm/asm/pci.h
> > @@ -0,0 +1,26 @@
> > +#ifndef _ASMARM_PCI_H_
> > +#define _ASMARM_PCI_H_
> > +/*
> > + * Copyright (C) 2016, Red Hat Inc, Alexander Gordeev <agordeev@xxxxxxxxxx>
> > + *
> > + * This work is licensed under the terms of the GNU LGPL, version 2.
> > + */
> > +#include "libcflat.h"
> > +
> > +phys_addr_t pci_host_bridge_get_paddr(uint64_t addr);
> > +
> > +static inline
> > +phys_addr_t pci_translate_addr(pcidevaddr_t __unused dev, uint64_t addr)
> 
> __unused after dev
> 
> > +{
> > +	/*
> > +	 * Assume we only have single PCI host bridge in a system.
> > +	 */
> > +	return pci_host_bridge_get_paddr(addr);
> > +}
> > +
> > +uint8_t pci_config_readb(pcidevaddr_t dev, uint8_t reg);
> > +uint16_t pci_config_readw(pcidevaddr_t dev, uint8_t reg);
> > +uint32_t pci_config_readl(pcidevaddr_t dev, uint8_t reg);
> > +void pci_config_writel(pcidevaddr_t dev, uint8_t reg, uint32_t val);
> > +
> > +#endif
> 
> The code in lib/arm/asm/pci.h could probably be in a generic
> include instead, and then included by lib/arm/asm/pci.h, but
> I'm OK with this until we add ppc64 support.

You mean moving the PCI accessor declarations to asm-generic/pci.h?
But a generic include is rather for default implementations, not
just declarations that still whould have be defined somewhere?

> > diff --git a/lib/arm64/asm/pci.h b/lib/arm64/asm/pci.h
> > new file mode 100644
> > index 000000000000..f70ef560e2ab
> > --- /dev/null
> > +++ b/lib/arm64/asm/pci.h
> > @@ -0,0 +1 @@
> > +#include "../../arm/asm/pci.h"
> > -- 
> > 1.8.3.1
> >
> 
> Thanks,
> drew
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