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Add bootloader to CI

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This commit is contained in:
Ulf Lilleengen 2022-04-26 18:33:09 +02:00
parent 484e0acc63
commit da61611f8f
34 changed files with 163 additions and 173 deletions
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7
ci.sh
View File

@ -58,6 +58,8 @@ cargo batch \
--- build --release --manifest-path embassy-stm32/Cargo.toml --target thumbv8m.main-none-eabihf --features nightly,stm32l552ze,defmt,exti,time-driver-any,unstable-traits \
--- build --release --manifest-path embassy-stm32/Cargo.toml --target thumbv6m-none-eabi --features nightly,stm32wl54jc-cm0p,defmt,exti,time-driver-any,unstable-traits \
--- build --release --manifest-path embassy-stm32/Cargo.toml --target thumbv7em-none-eabi --features nightly,stm32wle5ub,defmt,exti,time-driver-any,unstable-traits \
--- build --release --manifest-path embassy-boot/nrf/Cargo.toml --target thumbv7em-none-eabi --features embassy-nrf/nrf52840 \
--- build --release --manifest-path embassy-boot/stm32/Cargo.toml --target thumbv7em-none-eabi --features embassy-stm32/stm32wl55jc-cm4 \
--- build --release --manifest-path docs/modules/ROOT/examples/basic/Cargo.toml --target thumbv7em-none-eabi \
--- build --release --manifest-path docs/modules/ROOT/examples/layer-by-layer/blinky-pac/Cargo.toml --target thumbv7em-none-eabi \
--- build --release --manifest-path docs/modules/ROOT/examples/layer-by-layer/blinky-hal/Cargo.toml --target thumbv7em-none-eabi \
@ -81,6 +83,11 @@ cargo batch \
--- build --release --manifest-path examples/stm32u5/Cargo.toml --target thumbv8m.main-none-eabihf --out-dir out/examples/stm32u5 \
--- build --release --manifest-path examples/stm32wb/Cargo.toml --target thumbv7em-none-eabihf --out-dir out/examples/stm32wb \
--- build --release --manifest-path examples/stm32wl/Cargo.toml --target thumbv7em-none-eabihf --out-dir out/examples/stm32wl \
--- build --release --manifest-path examples/boot/nrf/Cargo.toml --target thumbv7em-none-eabi --out-dir out/examples/boot/nrf --bin b \
--- build --release --manifest-path examples/boot/stm32l0/Cargo.toml --target thumbv6m-none-eabi --out-dir out/examples/boot/stm32l0 --bin b \
--- build --release --manifest-path examples/boot/stm32l1/Cargo.toml --target thumbv7m-none-eabi --out-dir out/examples/boot/stm32l1 --bin b \
--- build --release --manifest-path examples/boot/stm32l4/Cargo.toml --target thumbv7em-none-eabi --out-dir out/examples/boot/stm32l4 --bin b \
--- build --release --manifest-path examples/boot/stm32wl/Cargo.toml --target thumbv7em-none-eabihf --out-dir out/examples/boot/stm32wl --bin b \
--- build --release --manifest-path examples/wasm/Cargo.toml --target wasm32-unknown-unknown --out-dir out/examples/wasm \
--- build --release --manifest-path tests/stm32/Cargo.toml --target thumbv7m-none-eabi --features stm32f103c8 --out-dir out/tests/bluepill-stm32f103c8 \
--- build --release --manifest-path tests/stm32/Cargo.toml --target thumbv7em-none-eabi --features stm32f429zi --out-dir out/tests/nucleo-stm32f429zi \

5
embassy-boot/boot/Cargo.toml
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@ -21,8 +21,3 @@ log = "0.4"
env_logger = "0.9"
rand = "0.8"
futures = { version = "0.3", features = ["executor"] }
[features]
write-4 = []
write-8 = []
invert-erase = []

57
embassy-boot/boot/src/lib.rs
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@ -1,5 +1,7 @@
#![feature(type_alias_impl_trait)]
#![feature(generic_associated_types)]
#![feature(generic_const_exprs)]
#![allow(incomplete_features)]
#![no_std]
///! embassy-boot is a bootloader and firmware updater for embedded devices with flash
///! storage implemented using embedded-storage
@ -17,24 +19,9 @@ mod fmt;
use embedded_storage::nor_flash::{NorFlash, NorFlashError, NorFlashErrorKind, ReadNorFlash};
use embedded_storage_async::nor_flash::AsyncNorFlash;
#[cfg(not(any(feature = "write-4", feature = "write-8",)))]
compile_error!("No write size/alignment specified. Must specify exactly one of the following features: write-4, write-8");
const BOOT_MAGIC: u8 = 0xD0;
const SWAP_MAGIC: u8 = 0xF0;
#[cfg(feature = "write-4")]
const WRITE_SIZE: usize = 4;
#[cfg(feature = "write-8")]
const WRITE_SIZE: usize = 8;
#[cfg(feature = "invert-erase")]
const ERASE_VALUE: u8 = 0x00;
#[cfg(not(feature = "invert-erase"))]
const ERASE_VALUE: u8 = 0xFF;
#[derive(Copy, Clone, Debug)]
#[cfg_attr(feature = "defmt", derive(defmt::Format))]
pub struct Partition {
@ -96,7 +83,7 @@ pub trait FlashProvider {
/// BootLoader works with any flash implementing embedded_storage and can also work with
/// different page sizes and flash write sizes.
pub struct BootLoader<const PAGE_SIZE: usize> {
pub struct BootLoader<const PAGE_SIZE: usize, const WRITE_SIZE: usize, const ERASE_VALUE: u8> {
// Page with current state of bootloader. The state partition has the following format:
// | Range | Description |
// | 0 - WRITE_SIZE | Magic indicating bootloader state. BOOT_MAGIC means boot, SWAP_MAGIC means swap. |
@ -108,7 +95,9 @@ pub struct BootLoader<const PAGE_SIZE: usize> {
dfu: Partition,
}
impl<const PAGE_SIZE: usize> BootLoader<PAGE_SIZE> {
impl<const PAGE_SIZE: usize, const WRITE_SIZE: usize, const ERASE_VALUE: u8>
BootLoader<PAGE_SIZE, WRITE_SIZE, ERASE_VALUE>
{
pub fn new(active: Partition, dfu: Partition, state: Partition) -> Self {
assert_eq!(active.len() % PAGE_SIZE, 0);
assert_eq!(dfu.len() % PAGE_SIZE, 0);
@ -352,8 +341,6 @@ impl<const PAGE_SIZE: usize> BootLoader<PAGE_SIZE> {
self.copy_page_once_to_active(page * 2 + 1, dfu_page, active_page, p)?;
}
info!("DONE COPYING");
Ok(())
}
@ -379,7 +366,6 @@ impl<const PAGE_SIZE: usize> BootLoader<PAGE_SIZE> {
let flash = p.flash();
flash.read(self.state.from as u32, &mut magic)?;
info!("Read magic: {:x}", magic);
if magic == [SWAP_MAGIC; WRITE_SIZE] {
Ok(State::Swap)
} else {
@ -451,13 +437,9 @@ pub struct FirmwareUpdater {
dfu: Partition,
}
#[cfg(feature = "write-4")]
#[repr(align(4))]
pub struct Aligned([u8; 4]);
#[cfg(feature = "write-8")]
#[repr(align(8))]
pub struct Aligned([u8; 8]);
// NOTE: Aligned to the largest write size supported by flash
#[repr(align(32))]
pub struct Aligned<const N: usize>([u8; N]);
impl Default for FirmwareUpdater {
fn default() -> Self {
@ -480,6 +462,9 @@ impl Default for FirmwareUpdater {
&__bootloader_state_end as *const u32 as usize,
)
};
trace!("DFU: 0x{:x} - 0x{:x}", dfu.from, dfu.to);
trace!("STATE: 0x{:x} - 0x{:x}", state.from, state.to);
FirmwareUpdater::new(dfu, state)
}
}
@ -496,14 +481,20 @@ impl FirmwareUpdater {
/// Instruct bootloader that DFU should commence at next boot.
/// Must be provided with an aligned buffer to use for reading and writing magic;
pub async fn mark_update<F: AsyncNorFlash>(&mut self, flash: &mut F) -> Result<(), F::Error> {
let mut aligned = Aligned([0; WRITE_SIZE]);
pub async fn mark_update<F: AsyncNorFlash>(&mut self, flash: &mut F) -> Result<(), F::Error>
where
[(); F::WRITE_SIZE]:,
{
let mut aligned = Aligned([0; { F::WRITE_SIZE }]);
self.set_magic(&mut aligned.0, SWAP_MAGIC, flash).await
}
/// Mark firmware boot successfully
pub async fn mark_booted<F: AsyncNorFlash>(&mut self, flash: &mut F) -> Result<(), F::Error> {
let mut aligned = Aligned([0; WRITE_SIZE]);
pub async fn mark_booted<F: AsyncNorFlash>(&mut self, flash: &mut F) -> Result<(), F::Error>
where
[(); F::WRITE_SIZE]:,
{
let mut aligned = Aligned([0; { F::WRITE_SIZE }]);
self.set_magic(&mut aligned.0, BOOT_MAGIC, flash).await
}
@ -626,7 +617,7 @@ mod tests {
flash.0[0..4].copy_from_slice(&[BOOT_MAGIC; 4]);
let mut flash = SingleFlashProvider::new(&mut flash);
let mut bootloader = BootLoader::<4096>::new(ACTIVE, DFU, STATE);
let mut bootloader = BootLoader::<4096, 4, 0xFF>::new(ACTIVE, DFU, STATE);
assert_eq!(State::Boot, bootloader.prepare_boot(&mut flash).unwrap());
}
@ -643,7 +634,7 @@ mod tests {
flash.0[i] = original[i - ACTIVE.from];
}
let mut bootloader = BootLoader::<4096>::new(ACTIVE, DFU, STATE);
let mut bootloader = BootLoader::<4096, 4, 0xFF>::new(ACTIVE, DFU, STATE);
let mut updater = FirmwareUpdater::new(DFU, STATE);
let mut offset = 0;
for chunk in update.chunks(4096) {

2
embassy-boot/nrf/Cargo.toml
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@ -13,7 +13,7 @@ defmt-rtt = { version = "0.3", optional = true }
embassy = { path = "../../embassy", default-features = false }
embassy-nrf = { path = "../../embassy-nrf", default-features = false, features = ["nightly"] }
embassy-boot = { path = "../boot", default-features = false, features = ["write-4"] }
embassy-boot = { path = "../boot", default-features = false }
cortex-m = { version = "0.7" }
cortex-m-rt = { version = "0.7" }
embedded-storage = "0.3.0"

2
embassy-boot/nrf/src/lib.rs
View File

@ -13,7 +13,7 @@ use embassy_nrf::{
use embedded_storage::nor_flash::{ErrorType, NorFlash, ReadNorFlash};
pub struct BootLoader {
boot: embassy_boot::BootLoader<PAGE_SIZE>,
boot: embassy_boot::BootLoader<PAGE_SIZE, 4, 0xFF>,
}
impl BootLoader {

3
embassy-boot/nrf/src/main.rs
View File

@ -46,8 +46,5 @@ unsafe fn DefaultHandler(_: i16) -> ! {
#[panic_handler]
fn panic(_info: &core::panic::PanicInfo) -> ! {
unsafe {
cortex_m::asm::udf();
core::hint::unreachable_unchecked();
}
}

4
embassy-boot/stm32/Cargo.toml
View File

@ -27,10 +27,6 @@ defmt = [
"embassy-stm32/defmt",
]
debug = ["defmt-rtt"]
flash-2k = ["embassy-boot/write-8"]
flash-128 = ["embassy-boot/write-4"]
flash-256 = ["embassy-boot/write-4"]
invert-erase = ["embassy-boot/invert-erase"]
thumbv6 = []
[profile.dev]

12
embassy-boot/stm32/memory.x
View File

@ -8,11 +8,11 @@ MEMORY
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 16K
}
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(FLASH);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(FLASH);
__bootloader_active_start = ORIGIN(ACTIVE);
__bootloader_active_end = ORIGIN(ACTIVE) + LENGTH(ACTIVE);
__bootloader_active_start = ORIGIN(ACTIVE) - ORIGIN(FLASH);
__bootloader_active_end = ORIGIN(ACTIVE) + LENGTH(ACTIVE) - ORIGIN(FLASH);
__bootloader_dfu_start = ORIGIN(DFU);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(FLASH);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(FLASH);

8
embassy-boot/stm32/src/lib.rs
View File

@ -5,12 +5,13 @@
mod fmt;
pub use embassy_boot::{FirmwareUpdater, FlashProvider, Partition, SingleFlashProvider, State};
use embassy_stm32::flash::{ERASE_SIZE, ERASE_VALUE, WRITE_SIZE};
pub struct BootLoader<const PAGE_SIZE: usize> {
boot: embassy_boot::BootLoader<PAGE_SIZE>,
pub struct BootLoader {
boot: embassy_boot::BootLoader<ERASE_SIZE, WRITE_SIZE, ERASE_VALUE>,
}
impl<const PAGE_SIZE: usize> BootLoader<PAGE_SIZE> {
impl BootLoader {
/// Create a new bootloader instance using parameters from linker script
pub fn default() -> Self {
extern "C" {
@ -65,6 +66,7 @@ impl<const PAGE_SIZE: usize> BootLoader<PAGE_SIZE> {
pub unsafe fn load(&mut self, start: usize) -> ! {
trace!("Loading app at 0x{:x}", start);
#[allow(unused_mut)]
let mut p = cortex_m::Peripherals::steal();
#[cfg(not(feature = "thumbv6"))]
p.SCB.invalidate_icache();

16
embassy-boot/stm32/src/main.rs
View File

@ -9,9 +9,6 @@ use defmt_rtt as _;
use embassy_boot_stm32::*;
use embassy_stm32::flash::Flash;
#[cfg(not(any(feature = "flash-2k", feature = "flash-256", feature = "flash-128")))]
compile_error!("No flash size specified. Must specify exactly one of the following features: flash-2k, flash-256, flash-128");
#[entry]
fn main() -> ! {
let p = embassy_stm32::init(Default::default());
@ -24,15 +21,7 @@ fn main() -> ! {
}
*/
#[cfg(feature = "flash-2k")]
let mut bl: BootLoader<2048> = BootLoader::default();
#[cfg(feature = "flash-256")]
let mut bl: BootLoader<256> = BootLoader::default();
#[cfg(feature = "flash-128")]
let mut bl: BootLoader<128> = BootLoader::default();
let mut bl = BootLoader::default();
let mut flash = Flash::unlock(p.FLASH);
let start = bl.prepare(&mut SingleFlashProvider::new(&mut flash));
core::mem::drop(flash);
@ -55,8 +44,5 @@ unsafe fn DefaultHandler(_: i16) -> ! {
#[panic_handler]
fn panic(_info: &core::panic::PanicInfo) -> ! {
unsafe {
cortex_m::asm::udf();
core::hint::unreachable_unchecked();
}
}

84
embassy-stm32/src/flash/mod.rs
View File

@ -10,59 +10,12 @@ use embedded_storage::nor_flash::{
ErrorType, NorFlash, NorFlashError, NorFlashErrorKind, ReadNorFlash,
};
const FLASH_BASE: usize = 0x8000000;
#[cfg(flash_l4)]
mod config {
use super::*;
pub(crate) const FLASH_SIZE: usize = 0x100000;
pub(crate) const FLASH_START: usize = FLASH_BASE;
pub(crate) const FLASH_END: usize = FLASH_START + FLASH_SIZE;
pub(crate) const PAGE_SIZE: usize = 2048;
pub(crate) const WORD_SIZE: usize = 8;
}
#[cfg(flash_wb)]
mod config {
use super::*;
pub(crate) const FLASH_SIZE: usize = 0x100000;
pub(crate) const FLASH_START: usize = FLASH_BASE;
pub(crate) const FLASH_END: usize = FLASH_START + FLASH_SIZE;
pub(crate) const PAGE_SIZE: usize = 4096;
pub(crate) const WORD_SIZE: usize = 8;
}
#[cfg(flash_wl)]
mod config {
use super::*;
pub(crate) const FLASH_SIZE: usize = 0x40000;
pub(crate) const FLASH_START: usize = FLASH_BASE;
pub(crate) const FLASH_END: usize = FLASH_START + FLASH_SIZE;
pub(crate) const PAGE_SIZE: usize = 2048;
pub(crate) const WORD_SIZE: usize = 8;
}
#[cfg(flash_l0)]
mod config {
use super::*;
pub(crate) const FLASH_SIZE: usize = 0x30000;
pub(crate) const FLASH_START: usize = FLASH_BASE;
pub(crate) const FLASH_END: usize = FLASH_START + FLASH_SIZE;
pub(crate) const PAGE_SIZE: usize = 128;
pub(crate) const WORD_SIZE: usize = 4;
}
#[cfg(flash_l1)]
mod config {
use super::*;
pub(crate) const FLASH_SIZE: usize = 0x80000;
pub(crate) const FLASH_START: usize = FLASH_BASE;
pub(crate) const FLASH_END: usize = FLASH_START + FLASH_SIZE;
pub(crate) const PAGE_SIZE: usize = 256;
pub(crate) const WORD_SIZE: usize = 4;
}
use config::*;
pub use crate::pac::ERASE_SIZE;
pub use crate::pac::ERASE_VALUE;
pub use crate::pac::FLASH_BASE;
pub use crate::pac::FLASH_SIZE;
pub use crate::pac::WRITE_SIZE;
const FLASH_END: usize = FLASH_BASE + FLASH_SIZE;
pub struct Flash<'d> {
_inner: FLASH,
@ -114,6 +67,7 @@ impl<'d> Flash<'d> {
}
pub fn blocking_read(&mut self, offset: u32, bytes: &mut [u8]) -> Result<(), Error> {
let offset = FLASH_BASE as u32 + offset;
if offset as usize >= FLASH_END || offset as usize + bytes.len() > FLASH_END {
return Err(Error::Size);
}
@ -124,23 +78,25 @@ impl<'d> Flash<'d> {
}
pub fn blocking_write(&mut self, offset: u32, buf: &[u8]) -> Result<(), Error> {
let offset = FLASH_BASE as u32 + offset;
if offset as usize + buf.len() > FLASH_END {
return Err(Error::Size);
}
if offset as usize % WORD_SIZE != 0 || buf.len() as usize % WORD_SIZE != 0 {
if offset as usize % WRITE_SIZE != 0 || buf.len() as usize % WRITE_SIZE != 0 {
return Err(Error::Unaligned);
}
trace!("Writing {} bytes at 0x{:x}", buf.len(), offset);
self.clear_all_err();
#[cfg(any(flash_wl, flash_wb, flash_l4))]
unsafe {
pac::FLASH.cr().write(|w| w.set_pg(true));
pac::FLASH.cr().write(|w| w.set_pg(true))
}
let mut ret: Result<(), Error> = Ok(());
let mut offset = offset;
for chunk in buf.chunks(WORD_SIZE) {
for chunk in buf.chunks(WRITE_SIZE) {
for val in chunk.chunks(4) {
unsafe {
write_volatile(
@ -159,23 +115,25 @@ impl<'d> Flash<'d> {
#[cfg(any(flash_wl, flash_wb, flash_l4))]
unsafe {
pac::FLASH.cr().write(|w| w.set_pg(false));
pac::FLASH.cr().write(|w| w.set_pg(false))
}
ret
}
pub fn blocking_erase(&mut self, from: u32, to: u32) -> Result<(), Error> {
let from = FLASH_BASE as u32 + from;
let to = FLASH_BASE as u32 + to;
if to < from || to as usize > FLASH_END {
return Err(Error::Size);
}
if from as usize % PAGE_SIZE != 0 || to as usize % PAGE_SIZE != 0 {
if from as usize % ERASE_SIZE != 0 || to as usize % ERASE_SIZE != 0 {
return Err(Error::Unaligned);
}
self.clear_all_err();
for page in (from..to).step_by(PAGE_SIZE) {
for page in (from..to).step_by(ERASE_SIZE) {
#[cfg(any(flash_l0, flash_l1))]
unsafe {
pac::FLASH.pecr().modify(|w| {
@ -188,7 +146,7 @@ impl<'d> Flash<'d> {
#[cfg(any(flash_wl, flash_wb, flash_l4))]
unsafe {
let idx = page / PAGE_SIZE as u32;
let idx = page / ERASE_SIZE as u32;
pac::FLASH.cr().modify(|w| {
w.set_per(true);
@ -333,7 +291,7 @@ impl NorFlashError for Error {
}
impl<'d> ReadNorFlash for Flash<'d> {
const READ_SIZE: usize = WORD_SIZE;
const READ_SIZE: usize = WRITE_SIZE;
fn read(&mut self, offset: u32, bytes: &mut [u8]) -> Result<(), Self::Error> {
self.blocking_read(offset, bytes)
@ -345,8 +303,8 @@ impl<'d> ReadNorFlash for Flash<'d> {
}
impl<'d> NorFlash for Flash<'d> {
const WRITE_SIZE: usize = WORD_SIZE;
const ERASE_SIZE: usize = PAGE_SIZE;
const WRITE_SIZE: usize = WRITE_SIZE;
const ERASE_SIZE: usize = ERASE_SIZE;
fn erase(&mut self, from: u32, to: u32) -> Result<(), Self::Error> {
self.blocking_erase(from, to)

6
examples/boot/nrf/.cargo/config.toml Normal file
View File

@ -0,0 +1,6 @@
[target.'cfg(all(target_arch = "arm", target_os = "none"))']
# replace nRF82840_xxAA with your chip as listed in `probe-run --list-chips`
runner = "probe-run --chip nRF52840_xxAA"
[build]
target = "thumbv7em-none-eabi"

2
examples/boot/nrf/Cargo.toml
View File

@ -6,7 +6,7 @@ version = "0.1.0"
[dependencies]
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly"] }
embassy-nrf = { version = "0.1.0", path = "../../../embassy-nrf", features = ["time-driver-rtc1", "gpiote", "nightly"] }
embassy-nrf = { version = "0.1.0", path = "../../../embassy-nrf", features = ["time-driver-rtc1", "gpiote", "nightly", "nrf52840"] }
embassy-boot-nrf = { version = "0.1.0", path = "../../../embassy-boot/nrf" }
embassy-traits = { version = "0.1.0", path = "../../../embassy-traits" }

8
examples/boot/nrf/README.md
View File

@ -17,15 +17,15 @@ application.
```
# Flash bootloader
cargo flash --manifest-path ../../embassy-boot/nrf/Cargo.toml --release --features embassy-nrf/nrf52840 --chip nRF52840_xxAA
cargo flash --manifest-path ../../../embassy-boot/nrf/Cargo.toml --features embassy-nrf/nrf52840 --release --chip nRF52840_xxAA
# Build 'b'
cargo build --release --features embassy-nrf/nrf52840 --bin b
cargo build --release --bin b
# Generate binary for 'b'
cargo objcopy --release --features embassy-nrf/nrf52840 --bin b -- -O binary b.bin
cargo objcopy --release --bin b -- -O binary b.bin
```
# Flash `a` (which includes b.bin)
```
cargo flash --release --features embassy-nrf/nrf52840 --bin a --chip nRF52840_xxAA
cargo flash --release --bin a --chip nRF52840_xxAA
```

2
examples/boot/stm32l0/Cargo.toml
View File

@ -7,7 +7,7 @@ version = "0.1.0"
[dependencies]
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly"] }
embassy-stm32 = { version = "0.1.0", path = "../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l072cz", "time-driver-any", "exti", "memory-x"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32", features = ["flash-128", "invert-erase", "thumbv6"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32", features = ["thumbv6"] }
embassy-traits = { version = "0.1.0", path = "../../../embassy-traits" }
defmt = { version = "0.3", optional = true }

2
examples/boot/stm32l0/README.md
View File

@ -15,7 +15,7 @@ application.
```
# Flash bootloader
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l072cz,flash-128,invert-erase,thumbv6 --chip STM32L072CZTx
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l072cz,thumbv6 --chip STM32L072CZTx
# Build 'b'
cargo build --release --bin b
# Generate binary for 'b'

8
examples/boot/stm32l0/memory.x
View File

@ -8,8 +8,8 @@ MEMORY
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 16K
}
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_dfu_start = ORIGIN(DFU);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(BOOTLOADER);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(BOOTLOADER);

2
examples/boot/stm32l1/Cargo.toml
View File

@ -7,7 +7,7 @@ version = "0.1.0"
[dependencies]
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly"] }
embassy-stm32 = { version = "0.1.0", path = "../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l151cb-a", "time-driver-any", "exti"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32", features = ["flash-256", "invert-erase"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32" }
embassy-traits = { version = "0.1.0", path = "../../../embassy-traits" }
defmt = { version = "0.3", optional = true }

2
examples/boot/stm32l1/README.md
View File

@ -15,7 +15,7 @@ application.
```
# Flash bootloader
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l151cb-a,flash-256,invert-erase --chip STM32L151CBxxA
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l151cb-a --chip STM32L151CBxxA
# Build 'b'
cargo build --release --bin b
# Generate binary for 'b'

8
examples/boot/stm32l1/memory.x
View File

@ -8,8 +8,8 @@ MEMORY
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 16K
}
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_dfu_start = ORIGIN(DFU);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(BOOTLOADER);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(BOOTLOADER);

2
examples/boot/stm32l4/Cargo.toml
View File

@ -7,7 +7,7 @@ version = "0.1.0"
[dependencies]
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly"] }
embassy-stm32 = { version = "0.1.0", path = "../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l475vg", "time-driver-any", "exti"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32", features = ["flash-2k"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32" }
embassy-traits = { version = "0.1.0", path = "../../../embassy-traits" }
defmt = { version = "0.3", optional = true }

2
examples/boot/stm32l4/README.md
View File

@ -15,7 +15,7 @@ application.
```
# Flash bootloader
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l475vg,flash-2k --chip STM32L475VG
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l475vg --chip STM32L475VG
# Build 'b'
cargo build --release --bin b
# Generate binary for 'b'

10
examples/boot/stm32l4/memory.x
View File

@ -5,11 +5,11 @@ MEMORY
BOOTLOADER_STATE : ORIGIN = 0x08006000, LENGTH = 4K
FLASH : ORIGIN = 0x08008000, LENGTH = 32K
DFU : ORIGIN = 0x08010000, LENGTH = 36K
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 16K
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 32K
}
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_dfu_start = ORIGIN(DFU);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(BOOTLOADER);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(BOOTLOADER);

2
examples/boot/stm32wl/Cargo.toml
View File

@ -7,7 +7,7 @@ version = "0.1.0"
[dependencies]
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly"] }
embassy-stm32 = { version = "0.1.0", path = "../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32wl55jc-cm4", "time-driver-any", "exti"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32", features = ["flash-2k"] }
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32" }
embassy-traits = { version = "0.1.0", path = "../../../embassy-traits" }
defmt = { version = "0.3", optional = true }

2
examples/boot/stm32wl/README.md
View File

@ -15,7 +15,7 @@ application.
```
# Flash bootloader
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32wl55jc-cm4,flash-2k --chip STM32WLE5JCIx
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32wl55jc-cm4 --chip STM32WLE5JCIx
# Build 'b'
cargo build --release --bin b
# Generate binary for 'b'

8
examples/boot/stm32wl/memory.x
View File

@ -8,8 +8,8 @@ MEMORY
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 32K
}
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(BOOTLOADER);
__bootloader_dfu_start = ORIGIN(DFU);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(BOOTLOADER);
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(BOOTLOADER);

6
examples/boot/stm32wl/src/bin/a.rs
View File

@ -17,16 +17,18 @@ static APP_B: &[u8] = include_bytes!("../../b.bin");
#[embassy::main]
async fn main(_s: embassy::executor::Spawner, p: Peripherals) {
let flash = Flash::new(p.FLASH);
let flash = Flash::unlock(p.FLASH);
let mut flash = BlockingAsync::new(flash);
let button = Input::new(p.PA0, Pull::Up);
let mut button = ExtiInput::new(button, p.EXTI0);
let mut led = Output::new(p.PB9, Level::Low, Speed::Low);
led.set_high();
let mut updater = FirmwareUpdater::default();
button.wait_for_falling_edge().await;
//defmt::info!("Starting update");
let mut offset = 0;
for chunk in APP_B.chunks(2048) {
let mut buf: [u8; 2048] = [0; 2048];
@ -40,6 +42,6 @@ async fn main(_s: embassy::executor::Spawner, p: Peripherals) {
}
updater.mark_update(&mut flash).await.unwrap();
//defmt::info!("Marked as updated");
led.set_high();
led.set_low();
cortex_m::peripheral::SCB::sys_reset();
}

2
examples/stm32l0/src/bin/flash.rs
View File

@ -15,7 +15,7 @@ use panic_probe as _;
async fn main(_spawner: Spawner, p: Peripherals) {
info!("Hello Flash!");
const ADDR: u32 = 0x8026000;
const ADDR: u32 = 0x26000;
let mut f = Flash::unlock(p.FLASH);

2
examples/stm32l1/src/bin/flash.rs
View File

@ -15,7 +15,7 @@ use panic_probe as _;
async fn main(_spawner: Spawner, p: Peripherals) {
info!("Hello Flash!");
const ADDR: u32 = 0x8026000;
const ADDR: u32 = 0x26000;
let mut f = Flash::unlock(p.FLASH);

2
examples/stm32wl/src/bin/flash.rs
View File

@ -15,7 +15,7 @@ use panic_probe as _;
async fn main(_spawner: Spawner, p: Peripherals) {
info!("Hello Flash!");
const ADDR: u32 = 0x8036000;
const ADDR: u32 = 0x36000;
let mut f = Flash::unlock(p.FLASH);

2
stm32-data

@ -1 +1 @@
Subproject commit 419701c835dd0da3c37d8de02c95115f500dfa6b
Subproject commit 5d25777521bfdb493674d43944b6df191606ef08

8
stm32-metapac-gen/src/data.rs
View File

@ -16,6 +16,14 @@ pub struct MemoryRegion {
pub kind: MemoryRegionKind,
pub address: u32,
pub size: u32,
pub settings: Option<FlashSettings>,
}
#[derive(Debug, Eq, PartialEq, Clone, Deserialize)]
pub struct FlashSettings {
pub erase_size: u32,
pub write_size: u32,
pub erase_value: u8,
}
#[derive(Debug, Eq, PartialEq, Clone, Deserialize)]

34
stm32-metapac-gen/src/lib.rs
View File

@ -129,6 +129,40 @@ impl Gen {
)
.unwrap();
let flash = chip.memory.iter().find(|r| r.name == "BANK_1").unwrap();
write!(
&mut extra,
"pub const FLASH_BASE: usize = {};\n",
flash.address,
)
.unwrap();
write!(
&mut extra,
"pub const FLASH_SIZE: usize = {};\n",
flash.size,
)
.unwrap();
if let Some(settings) = &flash.settings {
write!(
&mut extra,
"pub const ERASE_SIZE: usize = {};\n",
settings.erase_size,
)
.unwrap();
write!(
&mut extra,
"pub const WRITE_SIZE: usize = {};\n",
settings.write_size,
)
.unwrap();
write!(
&mut extra,
"pub const ERASE_VALUE: u8 = {};\n",
settings.erase_value,
)
.unwrap();
}
// Cleanups!
transform::sort::Sort {}.run(&mut ir).unwrap();
transform::Sanitize {}.run(&mut ir).unwrap();

8
stm32-metapac/src/metadata.rs
View File

@ -15,6 +15,14 @@ pub struct MemoryRegion {
pub kind: MemoryRegionKind,
pub address: u32,
pub size: u32,
pub settings: Option<FlashSettings>,
}
#[derive(Debug, Eq, PartialEq, Clone)]
pub struct FlashSettings {
pub erase_size: u32,
pub write_size: u32,
pub erase_value: u8,
}
#[derive(Debug, Eq, PartialEq, Clone)]