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Add utility to enable debug

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This commit is contained in:
Ulf Lilleengen 2021-06-02 15:23:10 +02:00
parent 4863d5e01e
commit c3a521066d
1 changed files with 21 additions and 5 deletions
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26
embassy-stm32/src/rcc/l0/mod.rs
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@ -6,8 +6,10 @@ use crate::time::U32Ext;
use core::marker::PhantomData; use core::marker::PhantomData;
use embassy::util::Unborrow; use embassy::util::Unborrow;
use embassy_extras::unborrow; use embassy_extras::unborrow;
use pac::rcc::vals; use pac::dbg::vals::{DbgSleep, DbgStandby, DbgStop};
use vals::{Dbgen, Hpre, Lptimen, Msirange, Plldiv, Pllmul, Pllon, Pllsrc, Ppre, Sw}; use pac::rcc::vals::{
Crypen, Dbgen, Hpre, Iophen, Lptimen, Msirange, Plldiv, Pllmul, Pllon, Pllsrc, Ppre, Sw,
};
/// Most of clock setup is copied from stm32l0xx-hal, and adopted to the generated PAC, /// Most of clock setup is copied from stm32l0xx-hal, and adopted to the generated PAC,
/// and with the addition of the init function to configure a system clock. /// and with the addition of the init function to configure a system clock.
@ -258,9 +260,23 @@ impl<'d> Rcc<'d> {
LSE(()) LSE(())
} }
} }
impl Rcc {
*/ */
pub fn enable_debug_wfe(&mut self, _dbg: &mut peripherals::DBGMCU, enable_dma: bool) {
// NOTE(unsafe) We have exclusive access to the RCC and DBGMCU
unsafe {
if enable_dma {
pac::RCC.ahbenr().modify(|w| w.set_dmaen(Crypen::ENABLED));
}
pac::DBGMCU.cr().modify(|w| {
w.set_dbg_sleep(DbgSleep::ENABLED);
w.set_dbg_standby(DbgStandby::ENABLED);
w.set_dbg_stop(DbgStop::ENABLED);
});
}
}
pub fn enable_hsi48(&mut self, _syscfg: &mut SYSCFG, _crs: CRS) -> HSI48 { pub fn enable_hsi48(&mut self, _syscfg: &mut SYSCFG, _crs: CRS) -> HSI48 {
let rcc = pac::RCC; let rcc = pac::RCC;
unsafe { unsafe {
@ -510,7 +526,7 @@ pub struct LSE(());
pub unsafe fn init(config: Config) { pub unsafe fn init(config: Config) {
let rcc = pac::RCC; let rcc = pac::RCC;
let enabled = vals::Iophen::ENABLED; let enabled = Iophen::ENABLED;
rcc.iopenr().write(|w| { rcc.iopenr().write(|w| {
w.set_iopaen(enabled); w.set_iopaen(enabled);
w.set_iopben(enabled); w.set_iopben(enabled);