NV_INT_ENABLE_MCP55
mask = readl(mmio_base + NV_INT_ENABLE_MCP55);
writel(mask, mmio_base + NV_INT_ENABLE_MCP55);
mask = readl(mmio_base + NV_INT_ENABLE_MCP55);
writel(mask, mmio_base + NV_INT_ENABLE_MCP55);
writel(0, mmio + NV_INT_ENABLE_MCP55);
writel(0x00fd00fd, mmio + NV_INT_ENABLE_MCP55);
tmp = readl(mmio + NV_INT_ENABLE_MCP55);
writel(tmp | 0x00fd00fd, mmio + NV_INT_ENABLE_MCP55);