Move config from pcid to pcid_interface

This will allow serializing/deserializing to be shared across programs.
For pcid-spawner will need to parse the config files and if we want to
embed config files into the driver executables at some point it may also
be useful.

pcid/src/driver_interface/config.rs

@@ -3,7 +3,7 @@ use std::ops::Range;
 
 use serde::Deserialize;
 
-use pcid_interface::FullDeviceId;
+use crate::driver_interface::FullDeviceId;
 
 #[derive(Clone, Debug, Default, Deserialize)]
 pub struct Config {

pcid/src/driver_interface/mod.rs

@@ -16,6 +16,7 @@ pub use pci_types::PciAddress;
 
 mod bar;
 pub mod cap;
+pub mod config;
 mod id;
 pub mod irq_helpers;
 pub mod msi;

pcid/src/main.rs

@@ -15,11 +15,9 @@ use pci_types::{
 use structopt::StructOpt;
 
 use crate::cfg_access::Pcie;
-use crate::config::Config;
-use pcid_interface::{FullDeviceId, LegacyInterruptLine, PciBar};
+use pcid_interface::{config::Config, FullDeviceId, LegacyInterruptLine, PciBar};
 
 mod cfg_access;
-mod config;
 mod driver_handler;
 
 #[derive(StructOpt)]