Readme.md

@@ -62,3 +62,11 @@ $ dmesg  # check messages
 ```
  
 * install modules, refers to [ArchLinux Module installation](https://wiki.archlinux.org/index.php/Compile_kernel_module#Module_installation)
+* i.e., compress .ko to .xz and copy them to appropriate path, then rebuild initramfs.
+```
+$ xz host/sdhci.ko
+$ xz host/sdhci-pci.ko
+$ cp -f host/sdhci.ko.xz /usr/lib/modules/5.1.15-arch1-1-ARCH/kernel/drivers/mmc/host/
+$ cp -f host/sdhci-pci.ko.xz /usr/lib/modules/5.1.15-arch1-1-ARCH/kernel/drivers/mmc/host/
+$ mkinitcpio -p linux
+```
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