MW_REG_OFFSET_HWREG
readl((void __iomem *)a->regs + (reg) + MW_REG_OFFSET_HWREG)
writel(data, (void __iomem *)(a->regs + (reg) + MW_REG_OFFSET_HWREG))
#define MW_REG_PCI_HWREG_DELTA (MW_REG_OFFSET_PCI - MW_REG_OFFSET_HWREG)