From c267cb9ab764176bc8514535f4db8ac2331e30ce Mon Sep 17 00:00:00 2001 From: Badr Bouslikhin Date: Tue, 6 Feb 2024 16:25:45 +0100 Subject: feat: enhance bootloader for multiple flash support --- .../boot/bootloader/stm32-dual-bank/Cargo.toml | 57 ++++++++++++++++++++++ examples/boot/bootloader/stm32-dual-bank/README.md | 44 +++++++++++++++++ examples/boot/bootloader/stm32-dual-bank/build.rs | 27 ++++++++++ examples/boot/bootloader/stm32-dual-bank/memory.x | 18 +++++++ .../boot/bootloader/stm32-dual-bank/src/main.rs | 53 ++++++++++++++++++++ examples/boot/bootloader/stm32/src/main.rs | 2 +- examples/boot/bootloader/stm32wb-dfu/src/main.rs | 4 +- 7 files changed, 202 insertions(+), 3 deletions(-) create mode 100644 examples/boot/bootloader/stm32-dual-bank/Cargo.toml create mode 100644 examples/boot/bootloader/stm32-dual-bank/README.md create mode 100644 examples/boot/bootloader/stm32-dual-bank/build.rs create mode 100644 examples/boot/bootloader/stm32-dual-bank/memory.x create mode 100644 examples/boot/bootloader/stm32-dual-bank/src/main.rs (limited to 'examples') diff --git a/examples/boot/bootloader/stm32-dual-bank/Cargo.toml b/examples/boot/bootloader/stm32-dual-bank/Cargo.toml new file mode 100644 index 000000000..313187adc --- /dev/null +++ b/examples/boot/bootloader/stm32-dual-bank/Cargo.toml @@ -0,0 +1,57 @@ +[package] +edition = "2021" +name = "stm32-bootloader-dual-bank-flash-example" +version = "0.1.0" +description = "Example bootloader for dual-bank flash STM32 chips" +license = "MIT OR Apache-2.0" + +[dependencies] +defmt = { version = "0.3", optional = true } +defmt-rtt = { version = "0.4", optional = true } + +embassy-stm32 = { path = "../../../../embassy-stm32", features = [] } +embassy-boot-stm32 = { path = "../../../../embassy-boot-stm32" } +cortex-m = { version = "0.7.6", features = [ + "inline-asm", + "critical-section-single-core", +] } +embassy-sync = { version = "0.5.0", path = "../../../../embassy-sync" } +cortex-m-rt = { version = "0.7" } +embedded-storage = "0.3.1" +embedded-storage-async = "0.4.0" +cfg-if = "1.0.0" + +[features] +defmt = ["dep:defmt", "embassy-boot-stm32/defmt", "embassy-stm32/defmt"] +debug = ["defmt-rtt", "defmt"] + +[profile.dev] +debug = 2 +debug-assertions = true +incremental = false +opt-level = 'z' +overflow-checks = true + +[profile.release] +codegen-units = 1 +debug = 2 +debug-assertions = false +incremental = false +lto = 'fat' +opt-level = 'z' +overflow-checks = false + +# do not optimize proc-macro crates = faster builds from scratch +[profile.dev.build-override] +codegen-units = 8 +debug = false +debug-assertions = false +opt-level = 0 +overflow-checks = false + +[profile.release.build-override] +codegen-units = 8 +debug = false +debug-assertions = false +opt-level = 0 +overflow-checks = false diff --git a/examples/boot/bootloader/stm32-dual-bank/README.md b/examples/boot/bootloader/stm32-dual-bank/README.md new file mode 100644 index 000000000..3de3171cd --- /dev/null +++ b/examples/boot/bootloader/stm32-dual-bank/README.md @@ -0,0 +1,44 @@ +# STM32 dual-bank flash Bootloader + +## Overview + +This bootloader leverages `embassy-boot` to interact with the flash. +This example targets STM32 devices with dual-bank flash memory, with a primary focus on the STM32H747XI series. +Users must modify the `memory.x` configuration file to match with the memory layout of their specific STM32 device. + +Additionally, this example can be extended to utilize external flash memory, such as QSPI, for storing partitions. + +## Memory Configuration + +In this example's `memory.x` file, various symbols are defined to assist in effective memory management within the bootloader environment. +For dual-bank STM32 devices, it's crucial to assign these symbols correctly to their respective memory banks. + +### Symbol Definitions + +The bootloader's state and active symbols are anchored to the flash origin of **bank 1**: + +- `__bootloader_state_start` and `__bootloader_state_end` +- `__bootloader_active_start` and `__bootloader_active_end` + +In contrast, the Device Firmware Upgrade (DFU) symbols are aligned with the DFU flash origin in **bank 2**: + +- `__bootloader_dfu_start` and `__bootloader_dfu_end` + +```rust +__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(**FLASH**); +__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(**FLASH**); + +__bootloader_active_start = ORIGIN(ACTIVE) - ORIGIN(**FLASH**); +__bootloader_active_end = ORIGIN(ACTIVE) + LENGTH(ACTIVE) - ORIGIN(**FLASH**); + +__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(**DFU**); +__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(**DFU**); +``` + +## Flashing the Bootloader + +To flash the bootloader onto your STM32H747XI device, use the following command: + +```bash +cargo flash --features embassy-stm32/stm32h747xi-cm7 --release --chip STM32H747XIHx +``` diff --git a/examples/boot/bootloader/stm32-dual-bank/build.rs b/examples/boot/bootloader/stm32-dual-bank/build.rs new file mode 100644 index 000000000..fd605991f --- /dev/null +++ b/examples/boot/bootloader/stm32-dual-bank/build.rs @@ -0,0 +1,27 @@ +use std::env; +use std::fs::File; +use std::io::Write; +use std::path::PathBuf; + +fn main() { + // Put `memory.x` in our output directory and ensure it's + // on the linker search path. + let out = &PathBuf::from(env::var_os("OUT_DIR").unwrap()); + File::create(out.join("memory.x")) + .unwrap() + .write_all(include_bytes!("memory.x")) + .unwrap(); + println!("cargo:rustc-link-search={}", out.display()); + + // By default, Cargo will re-run a build script whenever + // any file in the project changes. By specifying `memory.x` + // here, we ensure the build script is only re-run when + // `memory.x` is changed. + println!("cargo:rerun-if-changed=memory.x"); + + println!("cargo:rustc-link-arg-bins=--nmagic"); + println!("cargo:rustc-link-arg-bins=-Tlink.x"); + if env::var("CARGO_FEATURE_DEFMT").is_ok() { + println!("cargo:rustc-link-arg-bins=-Tdefmt.x"); + } +} diff --git a/examples/boot/bootloader/stm32-dual-bank/memory.x b/examples/boot/bootloader/stm32-dual-bank/memory.x new file mode 100644 index 000000000..665da7139 --- /dev/null +++ b/examples/boot/bootloader/stm32-dual-bank/memory.x @@ -0,0 +1,18 @@ +MEMORY +{ + /* NOTE 1 K = 1 KiBi = 1024 bytes */ + FLASH : ORIGIN = 0x08000000, LENGTH = 128K + BOOTLOADER_STATE : ORIGIN = 0x08020000, LENGTH = 128K + ACTIVE : ORIGIN = 0x08040000, LENGTH = 512K + DFU : ORIGIN = 0x08100000, LENGTH = 640K + RAM (rwx) : ORIGIN = 0x24000000, LENGTH = 512K +} + +__bootloader_state_start = ORIGIN(BOOTLOADER_STATE) - ORIGIN(FLASH); +__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE) - ORIGIN(FLASH); + +__bootloader_active_start = ORIGIN(ACTIVE) - ORIGIN(FLASH); +__bootloader_active_end = ORIGIN(ACTIVE) + LENGTH(ACTIVE) - ORIGIN(FLASH); + +__bootloader_dfu_start = ORIGIN(DFU) - ORIGIN(DFU); +__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(DFU); diff --git a/examples/boot/bootloader/stm32-dual-bank/src/main.rs b/examples/boot/bootloader/stm32-dual-bank/src/main.rs new file mode 100644 index 000000000..4d2e82d26 --- /dev/null +++ b/examples/boot/bootloader/stm32-dual-bank/src/main.rs @@ -0,0 +1,53 @@ +#![no_std] +#![no_main] + +use core::cell::RefCell; + +use cortex_m_rt::{entry, exception}; +#[cfg(feature = "defmt")] +use defmt_rtt as _; +use embassy_boot_stm32::*; +use embassy_stm32::flash::{Flash, BANK1_REGION}; +use embassy_sync::blocking_mutex::Mutex; + +#[entry] +fn main() -> ! { + let p = embassy_stm32::init(Default::default()); + + // Uncomment this if you are debugging the bootloader with debugger/RTT attached, + // as it prevents a hard fault when accessing flash 'too early' after boot. + /* + for i in 0..10000000 { + cortex_m::asm::nop(); + } + */ + + let layout = Flash::new_blocking(p.FLASH).into_blocking_regions(); + let flash_bank1 = Mutex::new(RefCell::new(layout.bank1_region)); + let flash_bank2 = Mutex::new(RefCell::new(layout.bank2_region)); + + let config = BootLoaderConfig::from_linkerfile_blocking(&flash_bank1, &flash_bank2, &flash_bank1); + let active_offset = config.active.offset(); + let bl = BootLoader::prepare::<_, _, _, 2048>(config); + + unsafe { bl.load(BANK1_REGION.base + active_offset) } +} + +#[no_mangle] +#[cfg_attr(target_os = "none", link_section = ".HardFault.user")] +unsafe extern "C" fn HardFault() { + cortex_m::peripheral::SCB::sys_reset(); +} + +#[exception] +unsafe fn DefaultHandler(_: i16) -> ! { + const SCB_ICSR: *const u32 = 0xE000_ED04 as *const u32; + let irqn = core::ptr::read_volatile(SCB_ICSR) as u8 as i16 - 16; + + panic!("DefaultHandler #{:?}", irqn); +} + +#[panic_handler] +fn panic(_info: &core::panic::PanicInfo) -> ! { + cortex_m::asm::udf(); +} diff --git a/examples/boot/bootloader/stm32/src/main.rs b/examples/boot/bootloader/stm32/src/main.rs index 5fd9ea588..99a7a6a6b 100644 --- a/examples/boot/bootloader/stm32/src/main.rs +++ b/examples/boot/bootloader/stm32/src/main.rs @@ -25,7 +25,7 @@ fn main() -> ! { let layout = Flash::new_blocking(p.FLASH).into_blocking_regions(); let flash = Mutex::new(RefCell::new(layout.bank1_region)); - let config = BootLoaderConfig::from_linkerfile_blocking(&flash); + let config = BootLoaderConfig::from_linkerfile_blocking(&flash, &flash, &flash); let active_offset = config.active.offset(); let bl = BootLoader::prepare::<_, _, _, 2048>(config); diff --git a/examples/boot/bootloader/stm32wb-dfu/src/main.rs b/examples/boot/bootloader/stm32wb-dfu/src/main.rs index a7ab813b6..d989fbfdf 100644 --- a/examples/boot/bootloader/stm32wb-dfu/src/main.rs +++ b/examples/boot/bootloader/stm32wb-dfu/src/main.rs @@ -35,7 +35,7 @@ fn main() -> ! { let layout = Flash::new_blocking(p.FLASH).into_blocking_regions(); let flash = Mutex::new(RefCell::new(layout.bank1_region)); - let config = BootLoaderConfig::from_linkerfile_blocking(&flash); + let config = BootLoaderConfig::from_linkerfile_blocking(&flash, &flash, &flash); let active_offset = config.active.offset(); let bl = BootLoader::prepare::<_, _, _, 2048>(config); if bl.state == State::DfuDetach { @@ -45,7 +45,7 @@ fn main() -> ! { config.product = Some("USB-DFU Bootloader example"); config.serial_number = Some("1235678"); - let fw_config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash); + let fw_config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash, &flash); let mut buffer = AlignedBuffer([0; WRITE_SIZE]); let updater = BlockingFirmwareUpdater::new(fw_config, &mut buffer.0[..]); -- cgit From 4a72f946e42dde3dbfbf46a676d5b40617e4c92f Mon Sep 17 00:00:00 2001 From: Badr Bouslikhin Date: Wed, 7 Feb 2024 11:38:05 +0100 Subject: fix(boot): update stm32wb-dfu example readme --- examples/boot/bootloader/stm32wb-dfu/Cargo.toml | 2 +- examples/boot/bootloader/stm32wb-dfu/README.md | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'examples') diff --git a/examples/boot/bootloader/stm32wb-dfu/Cargo.toml b/examples/boot/bootloader/stm32wb-dfu/Cargo.toml index 96635afa2..854f94d85 100644 --- a/examples/boot/bootloader/stm32wb-dfu/Cargo.toml +++ b/examples/boot/bootloader/stm32wb-dfu/Cargo.toml @@ -9,7 +9,7 @@ license = "MIT OR Apache-2.0" defmt = { version = "0.3", optional = true } defmt-rtt = { version = "0.4", optional = true } -embassy-stm32 = { path = "../../../../embassy-stm32", features = ["stm32wb55rg"] } +embassy-stm32 = { path = "../../../../embassy-stm32", features = [] } embassy-boot-stm32 = { path = "../../../../embassy-boot-stm32" } cortex-m = { version = "0.7.6", features = ["inline-asm", "critical-section-single-core"] } embassy-sync = { version = "0.5.0", path = "../../../../embassy-sync" } diff --git a/examples/boot/bootloader/stm32wb-dfu/README.md b/examples/boot/bootloader/stm32wb-dfu/README.md index a82b730b9..d5c6ea57c 100644 --- a/examples/boot/bootloader/stm32wb-dfu/README.md +++ b/examples/boot/bootloader/stm32wb-dfu/README.md @@ -7,5 +7,5 @@ The bootloader uses `embassy-boot` to interact with the flash. Flash the bootloader ``` -cargo flash --features embassy-stm32/stm32wl55jc-cm4 --release --chip STM32WLE5JCIx +cargo flash --features embassy-stm32/stm32wb55rg --release --chip STM32WB55RGVx ``` -- cgit From cfc3e966331310b7210c94339cf8f111a65d9e53 Mon Sep 17 00:00:00 2001 From: Badr Bouslikhin Date: Wed, 7 Feb 2024 12:50:48 +0100 Subject: fix(boot): update examples --- examples/boot/application/nrf/src/bin/a.rs | 2 +- examples/boot/application/rp/src/bin/a.rs | 2 +- examples/boot/application/stm32f3/memory.x | 4 ++-- examples/boot/application/stm32f3/src/bin/a.rs | 2 +- examples/boot/application/stm32f7/src/bin/a.rs | 2 +- examples/boot/application/stm32h7/src/bin/a.rs | 2 +- examples/boot/application/stm32l0/memory.x | 4 ++-- examples/boot/application/stm32l0/src/bin/a.rs | 2 +- examples/boot/application/stm32l1/memory.x | 4 ++-- examples/boot/application/stm32l1/src/bin/a.rs | 2 +- examples/boot/application/stm32l4/memory.x | 4 ++-- examples/boot/application/stm32l4/src/bin/a.rs | 2 +- examples/boot/application/stm32wb-dfu/README.md | 24 ++--------------------- examples/boot/application/stm32wb-dfu/src/main.rs | 2 +- examples/boot/application/stm32wl/memory.x | 4 ++-- examples/boot/application/stm32wl/src/bin/a.rs | 2 +- examples/boot/bootloader/nrf/src/main.rs | 2 +- examples/boot/bootloader/rp/src/main.rs | 2 +- 18 files changed, 24 insertions(+), 44 deletions(-) (limited to 'examples') diff --git a/examples/boot/application/nrf/src/bin/a.rs b/examples/boot/application/nrf/src/bin/a.rs index f3abfddbc..851a3d721 100644 --- a/examples/boot/application/nrf/src/bin/a.rs +++ b/examples/boot/application/nrf/src/bin/a.rs @@ -50,7 +50,7 @@ async fn main(_spawner: Spawner) { let nvmc = Nvmc::new(p.NVMC); let nvmc = Mutex::new(BlockingAsync::new(nvmc)); - let config = FirmwareUpdaterConfig::from_linkerfile(&nvmc); + let config = FirmwareUpdaterConfig::from_linkerfile(&nvmc, &nvmc); let mut magic = [0; 4]; let mut updater = FirmwareUpdater::new(config, &mut magic); loop { diff --git a/examples/boot/application/rp/src/bin/a.rs b/examples/boot/application/rp/src/bin/a.rs index 3f0bf90e2..ede0c07da 100644 --- a/examples/boot/application/rp/src/bin/a.rs +++ b/examples/boot/application/rp/src/bin/a.rs @@ -36,7 +36,7 @@ async fn main(_s: Spawner) { let flash = Flash::<_, _, FLASH_SIZE>::new_blocking(p.FLASH); let flash = Mutex::new(RefCell::new(flash)); - let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash, &flash); let mut aligned = AlignedBuffer([0; 1]); let mut updater = BlockingFirmwareUpdater::new(config, &mut aligned.0); diff --git a/examples/boot/application/stm32f3/memory.x b/examples/boot/application/stm32f3/memory.x index f51875766..02ebe3ecf 100644 --- a/examples/boot/application/stm32f3/memory.x +++ b/examples/boot/application/stm32f3/memory.x @@ -3,8 +3,8 @@ MEMORY /* NOTE 1 K = 1 KiBi = 1024 bytes */ BOOTLOADER : ORIGIN = 0x08000000, LENGTH = 24K BOOTLOADER_STATE : ORIGIN = 0x08006000, LENGTH = 4K - FLASH : ORIGIN = 0x08008000, LENGTH = 32K - DFU : ORIGIN = 0x08010000, LENGTH = 36K + FLASH : ORIGIN = 0x08008000, LENGTH = 64K + DFU : ORIGIN = 0x08018000, LENGTH = 66K RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 32K } diff --git a/examples/boot/application/stm32f3/src/bin/a.rs b/examples/boot/application/stm32f3/src/bin/a.rs index 3f9ebe5c8..8858ae3da 100644 --- a/examples/boot/application/stm32f3/src/bin/a.rs +++ b/examples/boot/application/stm32f3/src/bin/a.rs @@ -28,7 +28,7 @@ async fn main(_spawner: Spawner) { let mut led = Output::new(p.PA5, Level::Low, Speed::Low); led.set_high(); - let config = FirmwareUpdaterConfig::from_linkerfile(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut updater = FirmwareUpdater::new(config, &mut magic.0); button.wait_for_falling_edge().await; diff --git a/examples/boot/application/stm32f7/src/bin/a.rs b/examples/boot/application/stm32f7/src/bin/a.rs index c57c29263..d3df11fe4 100644 --- a/examples/boot/application/stm32f7/src/bin/a.rs +++ b/examples/boot/application/stm32f7/src/bin/a.rs @@ -30,7 +30,7 @@ async fn main(_spawner: Spawner) { let mut led = Output::new(p.PB7, Level::Low, Speed::Low); led.set_high(); - let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut updater = BlockingFirmwareUpdater::new(config, &mut magic.0); let writer = updater.prepare_update().unwrap(); diff --git a/examples/boot/application/stm32h7/src/bin/a.rs b/examples/boot/application/stm32h7/src/bin/a.rs index a00d17408..f61ac1f71 100644 --- a/examples/boot/application/stm32h7/src/bin/a.rs +++ b/examples/boot/application/stm32h7/src/bin/a.rs @@ -30,7 +30,7 @@ async fn main(_spawner: Spawner) { let mut led = Output::new(p.PB14, Level::Low, Speed::Low); led.set_high(); - let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut updater = BlockingFirmwareUpdater::new(config, &mut magic.0); let writer = updater.prepare_update().unwrap(); diff --git a/examples/boot/application/stm32l0/memory.x b/examples/boot/application/stm32l0/memory.x index a99330145..8866506a8 100644 --- a/examples/boot/application/stm32l0/memory.x +++ b/examples/boot/application/stm32l0/memory.x @@ -3,8 +3,8 @@ MEMORY /* NOTE 1 K = 1 KiBi = 1024 bytes */ BOOTLOADER : ORIGIN = 0x08000000, LENGTH = 24K BOOTLOADER_STATE : ORIGIN = 0x08006000, LENGTH = 4K - FLASH : ORIGIN = 0x08008000, LENGTH = 32K - DFU : ORIGIN = 0x08010000, LENGTH = 36K + FLASH : ORIGIN = 0x08008000, LENGTH = 64K + DFU : ORIGIN = 0x08018000, LENGTH = 66K RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 16K } diff --git a/examples/boot/application/stm32l0/src/bin/a.rs b/examples/boot/application/stm32l0/src/bin/a.rs index dbec49d44..f066c1139 100644 --- a/examples/boot/application/stm32l0/src/bin/a.rs +++ b/examples/boot/application/stm32l0/src/bin/a.rs @@ -30,7 +30,7 @@ async fn main(_spawner: Spawner) { led.set_high(); - let config = FirmwareUpdaterConfig::from_linkerfile(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut updater = FirmwareUpdater::new(config, &mut magic.0); button.wait_for_falling_edge().await; diff --git a/examples/boot/application/stm32l1/memory.x b/examples/boot/application/stm32l1/memory.x index a99330145..caa525278 100644 --- a/examples/boot/application/stm32l1/memory.x +++ b/examples/boot/application/stm32l1/memory.x @@ -3,8 +3,8 @@ MEMORY /* NOTE 1 K = 1 KiBi = 1024 bytes */ BOOTLOADER : ORIGIN = 0x08000000, LENGTH = 24K BOOTLOADER_STATE : ORIGIN = 0x08006000, LENGTH = 4K - FLASH : ORIGIN = 0x08008000, LENGTH = 32K - DFU : ORIGIN = 0x08010000, LENGTH = 36K + FLASH : ORIGIN = 0x08008000, LENGTH = 46K + DFU : ORIGIN = 0x08013800, LENGTH = 54K RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 16K } diff --git a/examples/boot/application/stm32l1/src/bin/a.rs b/examples/boot/application/stm32l1/src/bin/a.rs index dbec49d44..f066c1139 100644 --- a/examples/boot/application/stm32l1/src/bin/a.rs +++ b/examples/boot/application/stm32l1/src/bin/a.rs @@ -30,7 +30,7 @@ async fn main(_spawner: Spawner) { led.set_high(); - let config = FirmwareUpdaterConfig::from_linkerfile(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut updater = FirmwareUpdater::new(config, &mut magic.0); button.wait_for_falling_edge().await; diff --git a/examples/boot/application/stm32l4/memory.x b/examples/boot/application/stm32l4/memory.x index f51875766..e1d4e7fa8 100644 --- a/examples/boot/application/stm32l4/memory.x +++ b/examples/boot/application/stm32l4/memory.x @@ -3,8 +3,8 @@ MEMORY /* NOTE 1 K = 1 KiBi = 1024 bytes */ BOOTLOADER : ORIGIN = 0x08000000, LENGTH = 24K BOOTLOADER_STATE : ORIGIN = 0x08006000, LENGTH = 4K - FLASH : ORIGIN = 0x08008000, LENGTH = 32K - DFU : ORIGIN = 0x08010000, LENGTH = 36K + FLASH : ORIGIN = 0x08008000, LENGTH = 64K + DFU : ORIGIN = 0x08018000, LENGTH = 68K RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 32K } diff --git a/examples/boot/application/stm32l4/src/bin/a.rs b/examples/boot/application/stm32l4/src/bin/a.rs index e946c3cdf..a0079ee33 100644 --- a/examples/boot/application/stm32l4/src/bin/a.rs +++ b/examples/boot/application/stm32l4/src/bin/a.rs @@ -28,7 +28,7 @@ async fn main(_spawner: Spawner) { let mut led = Output::new(p.PB14, Level::Low, Speed::Low); led.set_high(); - let config = FirmwareUpdaterConfig::from_linkerfile(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut updater = FirmwareUpdater::new(config, &mut magic.0); button.wait_for_falling_edge().await; diff --git a/examples/boot/application/stm32wb-dfu/README.md b/examples/boot/application/stm32wb-dfu/README.md index c8dce0387..7f656cde6 100644 --- a/examples/boot/application/stm32wb-dfu/README.md +++ b/examples/boot/application/stm32wb-dfu/README.md @@ -1,29 +1,9 @@ # Examples using bootloader -Example for STM32WL demonstrating the bootloader. The example consists of application binaries, 'a' -which allows you to press a button to start the DFU process, and 'b' which is the updated -application. - - -## Prerequisites - -* `cargo-binutils` -* `cargo-flash` -* `embassy-boot-stm32` +Example for STM32WB demonstrating the USB DFU application. ## Usage ``` -# Flash bootloader -cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32wl55jc-cm4 --chip STM32WLE5JCIx -# Build 'b' -cargo build --release --bin b -# Generate binary for 'b' -cargo objcopy --release --bin b -- -O binary b.bin -``` - -# Flash `a` (which includes b.bin) - -``` -cargo flash --release --bin a --chip STM32WLE5JCIx +cargo flash --release --chip STM32WB55RGVx ``` diff --git a/examples/boot/application/stm32wb-dfu/src/main.rs b/examples/boot/application/stm32wb-dfu/src/main.rs index b2ccb9e1a..37c3d7d90 100644 --- a/examples/boot/application/stm32wb-dfu/src/main.rs +++ b/examples/boot/application/stm32wb-dfu/src/main.rs @@ -30,7 +30,7 @@ async fn main(_spawner: Spawner) { let flash = Flash::new_blocking(p.FLASH); let flash = Mutex::new(RefCell::new(flash)); - let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile_blocking(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut firmware_state = BlockingFirmwareState::from_config(config, &mut magic.0); firmware_state.mark_booted().expect("Failed to mark booted"); diff --git a/examples/boot/application/stm32wl/memory.x b/examples/boot/application/stm32wl/memory.x index f51875766..e1d4e7fa8 100644 --- a/examples/boot/application/stm32wl/memory.x +++ b/examples/boot/application/stm32wl/memory.x @@ -3,8 +3,8 @@ MEMORY /* NOTE 1 K = 1 KiBi = 1024 bytes */ BOOTLOADER : ORIGIN = 0x08000000, LENGTH = 24K BOOTLOADER_STATE : ORIGIN = 0x08006000, LENGTH = 4K - FLASH : ORIGIN = 0x08008000, LENGTH = 32K - DFU : ORIGIN = 0x08010000, LENGTH = 36K + FLASH : ORIGIN = 0x08008000, LENGTH = 64K + DFU : ORIGIN = 0x08018000, LENGTH = 68K RAM (rwx) : ORIGIN = 0x20000000, LENGTH = 32K } diff --git a/examples/boot/application/stm32wl/src/bin/a.rs b/examples/boot/application/stm32wl/src/bin/a.rs index b582d8b25..2fb16bdc4 100644 --- a/examples/boot/application/stm32wl/src/bin/a.rs +++ b/examples/boot/application/stm32wl/src/bin/a.rs @@ -28,7 +28,7 @@ async fn main(_spawner: Spawner) { let mut led = Output::new(p.PB9, Level::Low, Speed::Low); led.set_high(); - let config = FirmwareUpdaterConfig::from_linkerfile(&flash); + let config = FirmwareUpdaterConfig::from_linkerfile(&flash, &flash); let mut magic = AlignedBuffer([0; WRITE_SIZE]); let mut updater = FirmwareUpdater::new(config, &mut magic.0); button.wait_for_falling_edge().await; diff --git a/examples/boot/bootloader/nrf/src/main.rs b/examples/boot/bootloader/nrf/src/main.rs index 74e2e293f..67c700437 100644 --- a/examples/boot/bootloader/nrf/src/main.rs +++ b/examples/boot/bootloader/nrf/src/main.rs @@ -31,7 +31,7 @@ fn main() -> ! { let flash = WatchdogFlash::start(Nvmc::new(p.NVMC), p.WDT, wdt_config); let flash = Mutex::new(RefCell::new(flash)); - let config = BootLoaderConfig::from_linkerfile_blocking(&flash); + let config = BootLoaderConfig::from_linkerfile_blocking(&flash, &flash, &flash); let active_offset = config.active.offset(); let bl: BootLoader = BootLoader::prepare(config); diff --git a/examples/boot/bootloader/rp/src/main.rs b/examples/boot/bootloader/rp/src/main.rs index c0e75d1ea..25b1657b8 100644 --- a/examples/boot/bootloader/rp/src/main.rs +++ b/examples/boot/bootloader/rp/src/main.rs @@ -27,7 +27,7 @@ fn main() -> ! { let flash = WatchdogFlash::::start(p.FLASH, p.WATCHDOG, Duration::from_secs(8)); let flash = Mutex::new(RefCell::new(flash)); - let config = BootLoaderConfig::from_linkerfile_blocking(&flash); + let config = BootLoaderConfig::from_linkerfile_blocking(&flash, &flash, &flash); let active_offset = config.active.offset(); let bl: BootLoader = BootLoader::prepare(config); -- cgit