pci: fixes in PCI crate

Device Debug for some of the types we are consuming and also export some
of the types that were effectively private to the containing module.

Signed-off-by: Babis Chalios <[email protected]>

Author: bchalios

src/pci/src/configuration.rs

@@ -409,7 +409,7 @@ struct PciBar {
     r#type: Option<PciBarRegionType>,
 }
 
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize)]
 pub struct PciConfigurationState {
     registers: Vec<u32>,
     writable_bits: Vec<u32>,

src/pci/src/lib.rs

@@ -24,16 +24,17 @@ use serde::de::Visitor;
 pub use self::bus::{PciBus, PciConfigIo, PciConfigMmio, PciRoot, PciRootError};
 pub use self::configuration::{
     PciBarConfiguration, PciBarPrefetchable, PciBarRegionType, PciCapability, PciCapabilityId,
-    PciClassCode, PciConfiguration, PciExpressCapabilityId, PciHeaderType, PciMassStorageSubclass,
-    PciNetworkControllerSubclass, PciProgrammingInterface, PciSerialBusSubClass, PciSubclass,
-    PCI_CONFIGURATION_ID,
+    PciClassCode, PciConfiguration, PciConfigurationState, PciExpressCapabilityId, PciHeaderType,
+    PciMassStorageSubclass, PciNetworkControllerSubclass, PciProgrammingInterface,
+    PciSerialBusSubClass, PciSubclass, PCI_CONFIGURATION_ID,
 };
 pub use self::device::{
     BarReprogrammingParams, DeviceRelocation, Error as PciDeviceError, PciDevice,
 };
 pub use self::msi::{msi_num_enabled_vectors, MsiCap, MsiConfig};
 pub use self::msix::{
-    Error as MsixError, MsixCap, MsixConfig, MsixTableEntry, MSIX_CONFIG_ID, MSIX_TABLE_ENTRY_SIZE,
+    Error as MsixError, MsixCap, MsixConfig, MsixConfigState, MsixTableEntry, MSIX_CONFIG_ID,
+    MSIX_TABLE_ENTRY_SIZE,
 };
 
 /// PCI has four interrupt pins A->D.

src/pci/src/msix.rs

@@ -59,7 +59,7 @@ impl Default for MsixTableEntry {
     }
 }
 
-#[derive(Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize)]
 pub struct MsixConfigState {
     table_entries: Vec<MsixTableEntry>,
     pba_entries: Vec<u64>,