diff --git a/.gitignore b/.gitignore
index 02f13b4..47273bc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 target
-sysroot/*
-!sysroot/etc/pci_config
+sysroot/bin
+sysroot/.crates.toml
+sysroot/.crates2.json
 initrd_path
 kernel_path
 out_dir_path
diff --git a/sysroot/etc/pci_config b/sysroot/etc/pci_config
new file mode 100644
index 0000000..cab86bf
--- /dev/null
+++ b/sysroot/etc/pci_config
@@ -0,0 +1,11 @@
+[[mappings]]
+type = "GenericClass"
+class = "MassStorage"
+subclass = "SATA"
+progif = "AHCI1"
+path = "/bin/ahci"
+
+[[mappings]]
+type = "VendDev"
+list = [[0x1234, 0x1111]]
+path = "/bin/bga"