default Field reader generics

Author: burrbull

src/generate/generic.rs

@@ -301,9 +301,9 @@ impl<REG: RegisterSpec> W<REG> {
 }
 
 #[doc(hidden)]
-pub struct FieldReaderRaw<U, T> {
+pub struct FieldReaderRaw<U, FI> {
     pub(crate) bits: U,
-    _reg: marker::PhantomData<T>,
+    _reg: marker::PhantomData<FI>,
 }
 
 impl<U, FI> FieldReaderRaw<U, FI>
@@ -322,9 +322,9 @@ where
 }
 
 #[doc(hidden)]
-pub struct BitReaderRaw<T> {
+pub struct BitReaderRaw<FI> {
     pub(crate) bits: bool,
-    _reg: marker::PhantomData<T>,
+    _reg: marker::PhantomData<FI>,
 }
 
 impl<FI> BitReaderRaw<FI> {
@@ -342,10 +342,10 @@ impl<FI> BitReaderRaw<FI> {
 /// Field reader.
 ///
 /// Result of the `read` methods of fields.
-pub type FieldReader<U, FI> = FieldReaderRaw<U, FI>;
+pub type FieldReader<U, FI = u8> = FieldReaderRaw<U, FI>;
 
 /// Bit-wise field reader
-pub type BitReader<FI> = BitReaderRaw<FI>;
+pub type BitReader<FI = bool> = BitReaderRaw<FI>;
 
 impl<U, FI> FieldReader<U, FI>
 where

src/generate/register.rs

@@ -545,7 +545,13 @@ pub fn fields(
             // derive the read proxy structure if necessary.
             if should_derive_reader {
                 let reader = if width == 1 {
-                    quote! { crate::BitReader<#value_read_ty> }
+                    if value_read_ty == "bool" {
+                        quote! { crate::BitReader }
+                    } else {
+                        quote! { crate::BitReader<#value_read_ty> }
+                    }
+                } else if value_read_ty == "u8" {
+                    quote! { crate::FieldReader<#fty> }
                 } else {
                     quote! { crate::FieldReader<#fty, #value_read_ty> }
                 };