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make the register_block field optional in the peripherals! macro

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with svd2rust 0.8.x peripheral types are written in UPPERCASE and match their
names so specifying the type in the register_block field is no longer necessary.
This commit is contained in:
Jorge Aparicio 2017-05-25 16:39:26 -05:00
parent c1465b2117
commit b1e54883ac
1 changed files with 16 additions and 0 deletions
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16
src/lib.rs
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@ -765,6 +765,9 @@ pub unsafe trait LessThanOrEqual<RHS> {}
///
/// # Example
///
/// NOTE With device crates generated using svd2rust 0.8+ you can omit the
/// register_block field.
///
/// ``` ignore
/// #[macro_use]
/// extern crate cortex_m_rtfm;
@ -797,6 +800,19 @@ macro_rules! peripherals {
$crate::Peripheral<::$device::$RegisterBlock, $crate::$C> =
unsafe { $crate::Peripheral::_new(::$device::$PERIPHERAL) };
)+
};
($device:ident, {
$($PERIPHERAL:ident: Peripheral {
ceiling: $C:ident,
},)+
}) => {
$(
#[allow(private_no_mangle_statics)]
#[no_mangle]
static $PERIPHERAL:
$crate::Peripheral<::$device::$PERIPHERAL, $crate::$C> =
unsafe { $crate::Peripheral::_new(::$device::$PERIPHERAL) };
)+
}
}