AMD_SIDEINFO_OFFSET
reg = readl(mmio + AMD_SIDEINFO_OFFSET);
writel(reg, mmio + AMD_SIDEINFO_OFFSET);
reg = readl(mmio + AMD_SIDEINFO_OFFSET);
writel(reg, mmio + AMD_SIDEINFO_OFFSET);
readl(mmio + AMD_SIDEINFO_OFFSET);
info = readl(mmio + AMD_SIDEINFO_OFFSET);
reg = readl(mmio + AMD_SIDEINFO_OFFSET);