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Merge pull request #173 from embassy-rs/priority

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PriorityX enums
This commit is contained in:
Dario Nieuwenhuis 2021-05-11 01:38:33 +02:00 committed by GitHub
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7 changed files with 578 additions and 139 deletions
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571
embassy-extras/src/interrupt.rs Normal file
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@ -0,0 +1,571 @@
use core::mem;
macro_rules! prio {
($name:ident, $mask:expr, ($($k:ident = $v:expr,)*)) => {
#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[repr(u8)]
pub enum $name {
$($k = $v),*
}
impl From<u8> for $name {
fn from(priority: u8) -> Self {
unsafe { mem::transmute(priority & $mask) }
}
}
impl From<$name> for u8 {
fn from(p: $name) -> Self {
p as u8
}
}
};
}
#[rustfmt::skip]
prio!(Priority0, 0x00, (
P0 = 0x0,
));
#[rustfmt::skip]
prio!(Priority1, 0x80, (
P0 = 0x0,
P1 = 0x80,
));
#[rustfmt::skip]
prio!(Priority2, 0xc0, (
P0 = 0x0,
P1 = 0x40,
P2 = 0x80,
P3 = 0xc0,
));
#[rustfmt::skip]
prio!(Priority3, 0xe0, (
P0 = 0x0,
P1 = 0x20,
P2 = 0x40,
P3 = 0x60,
P4 = 0x80,
P5 = 0xa0,
P6 = 0xc0,
P7 = 0xe0,
));
#[rustfmt::skip]
prio!(Priority4, 0xf0, (
P0 = 0x0,
P1 = 0x10,
P2 = 0x20,
P3 = 0x30,
P4 = 0x40,
P5 = 0x50,
P6 = 0x60,
P7 = 0x70,
P8 = 0x80,
P9 = 0x90,
P10 = 0xa0,
P11 = 0xb0,
P12 = 0xc0,
P13 = 0xd0,
P14 = 0xe0,
P15 = 0xf0,
));
#[rustfmt::skip]
prio!(Priority5, 0xf8, (
P0 = 0x0,
P1 = 0x8,
P2 = 0x10,
P3 = 0x18,
P4 = 0x20,
P5 = 0x28,
P6 = 0x30,
P7 = 0x38,
P8 = 0x40,
P9 = 0x48,
P10 = 0x50,
P11 = 0x58,
P12 = 0x60,
P13 = 0x68,
P14 = 0x70,
P15 = 0x78,
P16 = 0x80,
P17 = 0x88,
P18 = 0x90,
P19 = 0x98,
P20 = 0xa0,
P21 = 0xa8,
P22 = 0xb0,
P23 = 0xb8,
P24 = 0xc0,
P25 = 0xc8,
P26 = 0xd0,
P27 = 0xd8,
P28 = 0xe0,
P29 = 0xe8,
P30 = 0xf0,
P31 = 0xf8,
));
#[rustfmt::skip]
prio!(Priority6, 0xfc, (
P0 = 0x0,
P1 = 0x4,
P2 = 0x8,
P3 = 0xc,
P4 = 0x10,
P5 = 0x14,
P6 = 0x18,
P7 = 0x1c,
P8 = 0x20,
P9 = 0x24,
P10 = 0x28,
P11 = 0x2c,
P12 = 0x30,
P13 = 0x34,
P14 = 0x38,
P15 = 0x3c,
P16 = 0x40,
P17 = 0x44,
P18 = 0x48,
P19 = 0x4c,
P20 = 0x50,
P21 = 0x54,
P22 = 0x58,
P23 = 0x5c,
P24 = 0x60,
P25 = 0x64,
P26 = 0x68,
P27 = 0x6c,
P28 = 0x70,
P29 = 0x74,
P30 = 0x78,
P31 = 0x7c,
P32 = 0x80,
P33 = 0x84,
P34 = 0x88,
P35 = 0x8c,
P36 = 0x90,
P37 = 0x94,
P38 = 0x98,
P39 = 0x9c,
P40 = 0xa0,
P41 = 0xa4,
P42 = 0xa8,
P43 = 0xac,
P44 = 0xb0,
P45 = 0xb4,
P46 = 0xb8,
P47 = 0xbc,
P48 = 0xc0,
P49 = 0xc4,
P50 = 0xc8,
P51 = 0xcc,
P52 = 0xd0,
P53 = 0xd4,
P54 = 0xd8,
P55 = 0xdc,
P56 = 0xe0,
P57 = 0xe4,
P58 = 0xe8,
P59 = 0xec,
P60 = 0xf0,
P61 = 0xf4,
P62 = 0xf8,
P63 = 0xfc,
));
#[rustfmt::skip]
prio!(Priority7, 0xfe, (
P0 = 0x0,
P1 = 0x2,
P2 = 0x4,
P3 = 0x6,
P4 = 0x8,
P5 = 0xa,
P6 = 0xc,
P7 = 0xe,
P8 = 0x10,
P9 = 0x12,
P10 = 0x14,
P11 = 0x16,
P12 = 0x18,
P13 = 0x1a,
P14 = 0x1c,
P15 = 0x1e,
P16 = 0x20,
P17 = 0x22,
P18 = 0x24,
P19 = 0x26,
P20 = 0x28,
P21 = 0x2a,
P22 = 0x2c,
P23 = 0x2e,
P24 = 0x30,
P25 = 0x32,
P26 = 0x34,
P27 = 0x36,
P28 = 0x38,
P29 = 0x3a,
P30 = 0x3c,
P31 = 0x3e,
P32 = 0x40,
P33 = 0x42,
P34 = 0x44,
P35 = 0x46,
P36 = 0x48,
P37 = 0x4a,
P38 = 0x4c,
P39 = 0x4e,
P40 = 0x50,
P41 = 0x52,
P42 = 0x54,
P43 = 0x56,
P44 = 0x58,
P45 = 0x5a,
P46 = 0x5c,
P47 = 0x5e,
P48 = 0x60,
P49 = 0x62,
P50 = 0x64,
P51 = 0x66,
P52 = 0x68,
P53 = 0x6a,
P54 = 0x6c,
P55 = 0x6e,
P56 = 0x70,
P57 = 0x72,
P58 = 0x74,
P59 = 0x76,
P60 = 0x78,
P61 = 0x7a,
P62 = 0x7c,
P63 = 0x7e,
P64 = 0x80,
P65 = 0x82,
P66 = 0x84,
P67 = 0x86,
P68 = 0x88,
P69 = 0x8a,
P70 = 0x8c,
P71 = 0x8e,
P72 = 0x90,
P73 = 0x92,
P74 = 0x94,
P75 = 0x96,
P76 = 0x98,
P77 = 0x9a,
P78 = 0x9c,
P79 = 0x9e,
P80 = 0xa0,
P81 = 0xa2,
P82 = 0xa4,
P83 = 0xa6,
P84 = 0xa8,
P85 = 0xaa,
P86 = 0xac,
P87 = 0xae,
P88 = 0xb0,
P89 = 0xb2,
P90 = 0xb4,
P91 = 0xb6,
P92 = 0xb8,
P93 = 0xba,
P94 = 0xbc,
P95 = 0xbe,
P96 = 0xc0,
P97 = 0xc2,
P98 = 0xc4,
P99 = 0xc6,
P100 = 0xc8,
P101 = 0xca,
P102 = 0xcc,
P103 = 0xce,
P104 = 0xd0,
P105 = 0xd2,
P106 = 0xd4,
P107 = 0xd6,
P108 = 0xd8,
P109 = 0xda,
P110 = 0xdc,
P111 = 0xde,
P112 = 0xe0,
P113 = 0xe2,
P114 = 0xe4,
P115 = 0xe6,
P116 = 0xe8,
P117 = 0xea,
P118 = 0xec,
P119 = 0xee,
P120 = 0xf0,
P121 = 0xf2,
P122 = 0xf4,
P123 = 0xf6,
P124 = 0xf8,
P125 = 0xfa,
P126 = 0xfc,
P127 = 0xfe,
));
#[rustfmt::skip]
prio!(Priority8, 0xff, (
P0 = 0x0,
P1 = 0x1,
P2 = 0x2,
P3 = 0x3,
P4 = 0x4,
P5 = 0x5,
P6 = 0x6,
P7 = 0x7,
P8 = 0x8,
P9 = 0x9,
P10 = 0xa,
P11 = 0xb,
P12 = 0xc,
P13 = 0xd,
P14 = 0xe,
P15 = 0xf,
P16 = 0x10,
P17 = 0x11,
P18 = 0x12,
P19 = 0x13,
P20 = 0x14,
P21 = 0x15,
P22 = 0x16,
P23 = 0x17,
P24 = 0x18,
P25 = 0x19,
P26 = 0x1a,
P27 = 0x1b,
P28 = 0x1c,
P29 = 0x1d,
P30 = 0x1e,
P31 = 0x1f,
P32 = 0x20,
P33 = 0x21,
P34 = 0x22,
P35 = 0x23,
P36 = 0x24,
P37 = 0x25,
P38 = 0x26,
P39 = 0x27,
P40 = 0x28,
P41 = 0x29,
P42 = 0x2a,
P43 = 0x2b,
P44 = 0x2c,
P45 = 0x2d,
P46 = 0x2e,
P47 = 0x2f,
P48 = 0x30,
P49 = 0x31,
P50 = 0x32,
P51 = 0x33,
P52 = 0x34,
P53 = 0x35,
P54 = 0x36,
P55 = 0x37,
P56 = 0x38,
P57 = 0x39,
P58 = 0x3a,
P59 = 0x3b,
P60 = 0x3c,
P61 = 0x3d,
P62 = 0x3e,
P63 = 0x3f,
P64 = 0x40,
P65 = 0x41,
P66 = 0x42,
P67 = 0x43,
P68 = 0x44,
P69 = 0x45,
P70 = 0x46,
P71 = 0x47,
P72 = 0x48,
P73 = 0x49,
P74 = 0x4a,
P75 = 0x4b,
P76 = 0x4c,
P77 = 0x4d,
P78 = 0x4e,
P79 = 0x4f,
P80 = 0x50,
P81 = 0x51,
P82 = 0x52,
P83 = 0x53,
P84 = 0x54,
P85 = 0x55,
P86 = 0x56,
P87 = 0x57,
P88 = 0x58,
P89 = 0x59,
P90 = 0x5a,
P91 = 0x5b,
P92 = 0x5c,
P93 = 0x5d,
P94 = 0x5e,
P95 = 0x5f,
P96 = 0x60,
P97 = 0x61,
P98 = 0x62,
P99 = 0x63,
P100 = 0x64,
P101 = 0x65,
P102 = 0x66,
P103 = 0x67,
P104 = 0x68,
P105 = 0x69,
P106 = 0x6a,
P107 = 0x6b,
P108 = 0x6c,
P109 = 0x6d,
P110 = 0x6e,
P111 = 0x6f,
P112 = 0x70,
P113 = 0x71,
P114 = 0x72,
P115 = 0x73,
P116 = 0x74,
P117 = 0x75,
P118 = 0x76,
P119 = 0x77,
P120 = 0x78,
P121 = 0x79,
P122 = 0x7a,
P123 = 0x7b,
P124 = 0x7c,
P125 = 0x7d,
P126 = 0x7e,
P127 = 0x7f,
P128 = 0x80,
P129 = 0x81,
P130 = 0x82,
P131 = 0x83,
P132 = 0x84,
P133 = 0x85,
P134 = 0x86,
P135 = 0x87,
P136 = 0x88,
P137 = 0x89,
P138 = 0x8a,
P139 = 0x8b,
P140 = 0x8c,
P141 = 0x8d,
P142 = 0x8e,
P143 = 0x8f,
P144 = 0x90,
P145 = 0x91,
P146 = 0x92,
P147 = 0x93,
P148 = 0x94,
P149 = 0x95,
P150 = 0x96,
P151 = 0x97,
P152 = 0x98,
P153 = 0x99,
P154 = 0x9a,
P155 = 0x9b,
P156 = 0x9c,
P157 = 0x9d,
P158 = 0x9e,
P159 = 0x9f,
P160 = 0xa0,
P161 = 0xa1,
P162 = 0xa2,
P163 = 0xa3,
P164 = 0xa4,
P165 = 0xa5,
P166 = 0xa6,
P167 = 0xa7,
P168 = 0xa8,
P169 = 0xa9,
P170 = 0xaa,
P171 = 0xab,
P172 = 0xac,
P173 = 0xad,
P174 = 0xae,
P175 = 0xaf,
P176 = 0xb0,
P177 = 0xb1,
P178 = 0xb2,
P179 = 0xb3,
P180 = 0xb4,
P181 = 0xb5,
P182 = 0xb6,
P183 = 0xb7,
P184 = 0xb8,
P185 = 0xb9,
P186 = 0xba,
P187 = 0xbb,
P188 = 0xbc,
P189 = 0xbd,
P190 = 0xbe,
P191 = 0xbf,
P192 = 0xc0,
P193 = 0xc1,
P194 = 0xc2,
P195 = 0xc3,
P196 = 0xc4,
P197 = 0xc5,
P198 = 0xc6,
P199 = 0xc7,
P200 = 0xc8,
P201 = 0xc9,
P202 = 0xca,
P203 = 0xcb,
P204 = 0xcc,
P205 = 0xcd,
P206 = 0xce,
P207 = 0xcf,
P208 = 0xd0,
P209 = 0xd1,
P210 = 0xd2,
P211 = 0xd3,
P212 = 0xd4,
P213 = 0xd5,
P214 = 0xd6,
P215 = 0xd7,
P216 = 0xd8,
P217 = 0xd9,
P218 = 0xda,
P219 = 0xdb,
P220 = 0xdc,
P221 = 0xdd,
P222 = 0xde,
P223 = 0xdf,
P224 = 0xe0,
P225 = 0xe1,
P226 = 0xe2,
P227 = 0xe3,
P228 = 0xe4,
P229 = 0xe5,
P230 = 0xe6,
P231 = 0xe7,
P232 = 0xe8,
P233 = 0xe9,
P234 = 0xea,
P235 = 0xeb,
P236 = 0xec,
P237 = 0xed,
P238 = 0xee,
P239 = 0xef,
P240 = 0xf0,
P241 = 0xf1,
P242 = 0xf2,
P243 = 0xf3,
P244 = 0xf4,
P245 = 0xf5,
P246 = 0xf6,
P247 = 0xf7,
P248 = 0xf8,
P249 = 0xf9,
P250 = 0xfa,
P251 = 0xfb,
P252 = 0xfc,
P253 = 0xfd,
P254 = 0xfe,
P255 = 0xff,
));

1
embassy-extras/src/lib.rs
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@ -3,6 +3,7 @@
// This mod MUST go first, so that the others see its macros.
pub(crate) mod fmt;
pub mod interrupt;
mod macros;
pub mod peripheral;
pub mod peripheral_shared;

4
embassy-nrf-examples/src/bin/multiprio.rs
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@ -135,7 +135,7 @@ fn main() -> ! {
// High-priority executor: SWI1_EGU1, priority level 6
let irq = interrupt::take!(SWI1_EGU1);
irq.set_priority(interrupt::Priority::Level6);
irq.set_priority(interrupt::Priority::P6);
let alarm = ALARM_HIGH.put(rtc.alarm2());
let executor = EXECUTOR_HIGH.put(InterruptExecutor::new(irq));
executor.set_alarm(alarm);
@ -145,7 +145,7 @@ fn main() -> ! {
// Medium-priority executor: SWI0_EGU0, priority level 7
let irq = interrupt::take!(SWI0_EGU0);
irq.set_priority(interrupt::Priority::Level7);
irq.set_priority(interrupt::Priority::P7);
let alarm = ALARM_MED.put(rtc.alarm1());
let executor = EXECUTOR_MED.put(InterruptExecutor::new(irq));
executor.set_alarm(alarm);

41
embassy-nrf/src/interrupt.rs
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@ -3,48 +3,9 @@
//! This module implements an API for managing interrupts compatible with
//! nrf_softdevice::interrupt. Intended for switching between the two at compile-time.
use core::sync::atomic::{compiler_fence, Ordering};
use crate::pac::NVIC_PRIO_BITS;
// Re-exports
pub use embassy::interrupt::{declare, take, Interrupt};
#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[repr(u8)]
pub enum Priority {
Level0 = 0,
Level1 = 1,
Level2 = 2,
Level3 = 3,
Level4 = 4,
Level5 = 5,
Level6 = 6,
Level7 = 7,
}
impl From<u8> for Priority {
fn from(priority: u8) -> Self {
match priority >> (8 - NVIC_PRIO_BITS) {
0 => Self::Level0,
1 => Self::Level1,
2 => Self::Level2,
3 => Self::Level3,
4 => Self::Level4,
5 => Self::Level5,
6 => Self::Level6,
7 => Self::Level7,
_ => unreachable!(),
}
}
}
impl From<Priority> for u8 {
fn from(p: Priority) -> Self {
(p as u8) << (8 - NVIC_PRIO_BITS)
}
}
pub use embassy_extras::interrupt::Priority3 as Priority;
#[cfg(feature = "52810")]
mod irqs {

41
embassy-rp/src/interrupt.rs
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@ -3,48 +3,9 @@
//! This module implements an API for managing interrupts compatible with
//! nrf_softdevice::interrupt. Intended for switching between the two at compile-time.
use core::sync::atomic::{compiler_fence, Ordering};
use crate::pac::NVIC_PRIO_BITS;
// Re-exports
pub use embassy::interrupt::{declare, take, Interrupt};
#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[repr(u8)]
pub enum Priority {
Level0 = 0,
Level1 = 1,
Level2 = 2,
Level3 = 3,
Level4 = 4,
Level5 = 5,
Level6 = 6,
Level7 = 7,
}
impl From<u8> for Priority {
fn from(priority: u8) -> Self {
match priority >> (8 - NVIC_PRIO_BITS) {
0 => Self::Level0,
1 => Self::Level1,
2 => Self::Level2,
3 => Self::Level3,
4 => Self::Level4,
5 => Self::Level5,
6 => Self::Level6,
7 => Self::Level7,
_ => unreachable!(),
}
}
}
impl From<Priority> for u8 {
fn from(p: Priority) -> Self {
(p as u8) << (8 - NVIC_PRIO_BITS)
}
}
pub use embassy_extras::interrupt::Priority3 as Priority;
mod irqs {
use super::*;

2
embassy-stm32-examples/src/bin/usb_serial.rs
View File

@ -41,7 +41,7 @@ async fn run1(bus: &'static mut UsbBusAllocator<UsbBus<USB>>) {
.build();
let irq = interrupt::take!(OTG_FS);
irq.set_priority(interrupt::Priority::Level3);
irq.set_priority(interrupt::Priority::P3);
let usb = Usb::new(device, serial, irq);
pin_mut!(usb);

57
embassy-stm32/src/interrupt.rs
View File

@ -3,64 +3,9 @@
//! This module implements an API for managing interrupts compatible with
//! nrf_softdevice::interrupt. Intended for switching between the two at compile-time.
use core::sync::atomic::{compiler_fence, Ordering};
use crate::pac::NVIC_PRIO_BITS;
// Re-exports
pub use embassy::interrupt::{declare, take, Interrupt};
#[derive(Debug, Copy, Clone, Eq, PartialEq, Ord, PartialOrd)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
#[repr(u8)]
pub enum Priority {
Level0 = 0,
Level1 = 1,
Level2 = 2,
Level3 = 3,
Level4 = 4,
Level5 = 5,
Level6 = 6,
Level7 = 7,
Level8 = 8,
Level9 = 9,
Level10 = 10,
Level11 = 11,
Level12 = 12,
Level13 = 13,
Level14 = 14,
Level15 = 15,
}
impl From<u8> for Priority {
fn from(priority: u8) -> Self {
match priority >> (8 - NVIC_PRIO_BITS) {
0 => Self::Level0,
1 => Self::Level1,
2 => Self::Level2,
3 => Self::Level3,
4 => Self::Level4,
5 => Self::Level5,
6 => Self::Level6,
7 => Self::Level7,
8 => Self::Level8,
9 => Self::Level9,
10 => Self::Level10,
11 => Self::Level11,
12 => Self::Level12,
13 => Self::Level13,
14 => Self::Level14,
15 => Self::Level15,
_ => unreachable!(),
}
}
}
impl From<Priority> for u8 {
fn from(p: Priority) -> Self {
(p as u8) << (8 - NVIC_PRIO_BITS)
}
}
pub use embassy_extras::interrupt::Priority4 as Priority;
#[cfg(feature = "stm32f401")]
mod irqs {