types.hh

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 * to a hardware implementation of the functionality of the software
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#ifndef __DEV_PCI_TYPES_HH__
#define __DEV_PCI_TYPES_HH__
 
struct PciBusAddr
{
  public:
    PciBusAddr() = delete;
 
    constexpr PciBusAddr(uint8_t _bus, uint8_t _dev, uint8_t _func)
        : bus(_bus), dev(_dev), func(_func) {}
 
    constexpr bool operator<(const PciBusAddr &rhs) const {
        return sortValue() < rhs.sortValue();
    }
 
    uint8_t bus;
    uint8_t dev;
    uint8_t func;
 
  protected:
    constexpr uint32_t sortValue() const {
        return (bus << 16) | (dev << 8) | func;
    }
};
 
enum class PciIntPin : uint8_t
{
    NO_INT=0,
    INTA,
    INTB,
    INTC,
    INTD
};
 
#endif // __DEV_PCI_TYPES_HH__