Move bootloader main to examples
This should remove some confusion around embassy-boot-* being a library vs. a binary. The binary is now an example bootloader instead.
This commit is contained in:
Ulf Lilleengen
parent
84628d36cf
commit
776be79f7b
87 changed files with 358 additions and 259 deletions
examples/boot
application
nrf
stm32f3
stm32f7
stm32h7
stm32l0
stm32l1
stm32l4
stm32wl
bootloader
nrf
stm32
nrf
stm32f3
stm32f7
stm32h7
stm32l0
stm32l1
stm32l4
stm32wl
18
examples/boot/application/nrf/Cargo.toml
Normal file
18
examples/boot/application/nrf/Cargo.toml
Normal file
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@ -0,0 +1,18 @@
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[package]
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edition = "2021"
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name = "embassy-boot-nrf-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly"] }
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embassy-nrf = { version = "0.1.0", path = "../../../../embassy-nrf", features = ["time-driver-rtc1", "gpiote", "nightly", "nrf52840"] }
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embassy-boot-nrf = { version = "0.1.0", path = "../../../../embassy-boot/nrf" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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@ -17,10 +17,10 @@ application.
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```
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# Use bare metal linker script
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cp memory-bl.x ../../../embassy-boot/nrf/memory.x
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cp memory-bl.x ../../bootloader/nrf/memory.x
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# Flash bootloader
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cargo flash --manifest-path ../../../embassy-boot/nrf/Cargo.toml --features embassy-nrf/nrf52840 --release --chip nRF52840_xxAA
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cargo flash --manifest-path ../../bootloader/nrf/Cargo.toml --features embassy-nrf/nrf52840 --release --chip nRF52840_xxAA
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# Build 'b'
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cargo build --release --bin b
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# Generate binary for 'b'
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25
examples/boot/application/stm32f3/Cargo.toml
Normal file
25
examples/boot/application/stm32f3/Cargo.toml
Normal file
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@ -0,0 +1,25 @@
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[package]
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edition = "2021"
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name = "embassy-boot-stm32f3-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly", "time-tick-32768hz"] }
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embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32f303re", "time-driver-any", "exti"] }
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embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-stm32/defmt",
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"embassy-boot-stm32/defmt",
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]
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@ -15,7 +15,7 @@ application.
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```
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# Flash bootloader
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cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32f303re --chip STM32F303RETx
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cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32f303re --chip STM32F303RETx
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# Build 'b'
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cargo build --release --bin b
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# Generate binary for 'b'
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25
examples/boot/application/stm32f7/Cargo.toml
Normal file
25
examples/boot/application/stm32f7/Cargo.toml
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@ -0,0 +1,25 @@
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[package]
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edition = "2021"
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name = "embassy-boot-stm32f7-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly", "time-tick-32768hz"] }
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embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32f767zi", "time-driver-any", "exti"] }
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embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-stm32/defmt",
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"embassy-boot-stm32/defmt",
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]
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8
examples/boot/application/stm32f7/flash-boot.sh
Executable file
8
examples/boot/application/stm32f7/flash-boot.sh
Executable file
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@ -0,0 +1,8 @@
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#!/bin/bash
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mv ../../bootloader/stm32/memory.x ../../bootloader/stm32/memory-old.x
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cp memory-bl.x ../../bootloader/stm32/memory.x
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cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32f767zi --chip STM32F767ZITx --target thumbv7em-none-eabihf
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rm ../../bootloader/stm32/memory.x
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mv ../../bootloader/stm32/memory-old.x ../../bootloader/stm32/memory.x
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25
examples/boot/application/stm32h7/Cargo.toml
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25
examples/boot/application/stm32h7/Cargo.toml
Normal file
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[package]
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edition = "2021"
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name = "embassy-boot-stm32f7-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly", "time-tick-32768hz"] }
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embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32h743zi", "time-driver-any", "exti"] }
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embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-stm32/defmt",
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"embassy-boot-stm32/defmt",
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]
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8
examples/boot/application/stm32h7/flash-boot.sh
Executable file
8
examples/boot/application/stm32h7/flash-boot.sh
Executable file
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#!/bin/bash
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mv ../../bootloader/stm32/memory.x ../../bootloader/stm32/memory-old.x
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cp memory-bl.x ../../bootloader/stm32/memory.x
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cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32f767zi --chip STM32F767ZITx --target thumbv7em-none-eabihf
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rm ../../bootloader/stm32/memory.x
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mv ../../bootloader/stm32/memory-old.x ../../bootloader/stm32/memory.x
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25
examples/boot/application/stm32l0/Cargo.toml
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25
examples/boot/application/stm32l0/Cargo.toml
Normal file
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@ -0,0 +1,25 @@
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[package]
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edition = "2021"
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name = "embassy-boot-stm32l0-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly", "time-tick-32768hz"] }
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embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l072cz", "time-driver-any", "exti", "memory-x"] }
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embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-stm32/defmt",
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"embassy-boot-stm32/defmt",
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]
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@ -15,7 +15,7 @@ application.
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```
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# Flash bootloader
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cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l072cz --chip STM32L072CZTx
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cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32l072cz --chip STM32L072CZTx
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# Build 'b'
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cargo build --release --bin b
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# Generate binary for 'b'
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25
examples/boot/application/stm32l1/Cargo.toml
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25
examples/boot/application/stm32l1/Cargo.toml
Normal file
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[package]
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edition = "2021"
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name = "embassy-boot-stm32l1-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly", "time-tick-32768hz"] }
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embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l151cb-a", "time-driver-any", "exti"] }
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embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-stm32/defmt",
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"embassy-boot-stm32/defmt",
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]
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@ -15,7 +15,7 @@ application.
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```
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# Flash bootloader
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cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l151cb-a --chip STM32L151CBxxA
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cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32l151cb-a --chip STM32L151CBxxA
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# Build 'b'
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cargo build --release --bin b
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# Generate binary for 'b'
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25
examples/boot/application/stm32l4/Cargo.toml
Normal file
25
examples/boot/application/stm32l4/Cargo.toml
Normal file
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@ -0,0 +1,25 @@
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[package]
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edition = "2021"
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name = "embassy-boot-stm32l4-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly", "time-tick-32768hz"] }
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embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32l475vg", "time-driver-any", "exti"] }
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embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-stm32/defmt",
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"embassy-boot-stm32/defmt",
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]
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@ -15,7 +15,7 @@ application.
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```
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# Flash bootloader
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cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32l475vg --chip STM32L475VG
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cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32l475vg --chip STM32L475VG
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# Build 'b'
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cargo build --release --bin b
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# Generate binary for 'b'
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25
examples/boot/application/stm32wl/Cargo.toml
Normal file
25
examples/boot/application/stm32wl/Cargo.toml
Normal file
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@ -0,0 +1,25 @@
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[package]
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edition = "2021"
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name = "embassy-boot-stm32wl-examples"
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version = "0.1.0"
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[dependencies]
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embassy = { version = "0.1.0", path = "../../../../embassy", features = ["nightly", "time-tick-32768hz"] }
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embassy-stm32 = { version = "0.1.0", path = "../../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32wl55jc-cm4", "time-driver-any", "exti"] }
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embassy-boot-stm32 = { version = "0.1.0", path = "../../../../embassy-boot/stm32" }
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embassy-embedded-hal = { version = "0.1.0", path = "../../../../embassy-embedded-hal" }
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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panic-reset = { version = "0.1.1" }
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embedded-hal = { version = "0.2.6" }
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cortex-m = "0.7.3"
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cortex-m-rt = "0.7.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-stm32/defmt",
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"embassy-boot-stm32/defmt",
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]
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@ -15,7 +15,7 @@ application.
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```
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# Flash bootloader
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cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32wl55jc-cm4 --chip STM32WLE5JCIx
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cargo flash --manifest-path ../../bootloader/stm32/Cargo.toml --release --features embassy-stm32/stm32wl55jc-cm4 --chip STM32WLE5JCIx
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# Build 'b'
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cargo build --release --bin b
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# Generate binary for 'b'
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20
examples/boot/bootloader/nrf/.cargo/config.toml
Normal file
20
examples/boot/bootloader/nrf/.cargo/config.toml
Normal file
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@ -0,0 +1,20 @@
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[unstable]
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build-std = ["core"]
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build-std-features = ["panic_immediate_abort"]
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[target.'cfg(all(target_arch = "arm", target_os = "none"))']
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#runner = "./fruitrunner"
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runner = "probe-run --chip nrf52840_xxAA"
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rustflags = [
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# Code-size optimizations.
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"-Z", "trap-unreachable=no",
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#"-C", "no-vectorize-loops",
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"-C", "force-frame-pointers=yes",
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]
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[build]
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target = "thumbv7em-none-eabi"
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[env]
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DEFMT_LOG = "trace"
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58
examples/boot/bootloader/nrf/Cargo.toml
Normal file
58
examples/boot/bootloader/nrf/Cargo.toml
Normal file
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@ -0,0 +1,58 @@
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[package]
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edition = "2021"
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name = "nrf-bootloader-example"
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version = "0.1.0"
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description = "Bootloader for nRF chips"
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[dependencies]
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defmt = { version = "0.3", optional = true }
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defmt-rtt = { version = "0.3", optional = true }
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embassy = { path = "../../../../embassy", default-features = false }
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embassy-nrf = { path = "../../../../embassy-nrf", default-features = false, features = ["nightly"] }
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embassy-boot-nrf = { path = "../../../../embassy-boot/nrf", default-features = false }
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cortex-m = { version = "0.7" }
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cortex-m-rt = { version = "0.7" }
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cfg-if = "1.0.0"
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[features]
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defmt = [
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"dep:defmt",
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"embassy-boot-nrf/defmt",
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"embassy-nrf/defmt",
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]
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softdevice = [
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"embassy-boot-nrf/softdevice",
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]
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debug = ["defmt-rtt"]
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[profile.dev]
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debug = 2
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debug-assertions = true
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incremental = false
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opt-level = 'z'
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overflow-checks = true
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[profile.release]
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codegen-units = 1
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debug = 2
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debug-assertions = false
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incremental = false
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lto = 'fat'
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opt-level = 'z'
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overflow-checks = false
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|
||||
# 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
|
||||
11
examples/boot/bootloader/nrf/README.md
Normal file
11
examples/boot/bootloader/nrf/README.md
Normal file
|
|
@ -0,0 +1,11 @@
|
|||
# Bootloader for nRF
|
||||
|
||||
The bootloader uses `embassy-boot` to interact with the flash.
|
||||
|
||||
# Usage
|
||||
|
||||
Flash the bootloader
|
||||
|
||||
```
|
||||
cargo flash --features embassy-nrf/nrf52832 --release --chip nRF52832_xxAA
|
||||
```
|
||||
37
examples/boot/bootloader/nrf/build.rs
Normal file
37
examples/boot/bootloader/nrf/build.rs
Normal file
|
|
@ -0,0 +1,37 @@
|
|||
//! This build script copies the `memory.x` file from the crate root into
|
||||
//! a directory where the linker can always find it at build time.
|
||||
//! For many projects this is optional, as the linker always searches the
|
||||
//! project root directory -- wherever `Cargo.toml` is. However, if you
|
||||
//! are using a workspace or have a more complicated build setup, this
|
||||
//! build script becomes required. Additionally, by requesting that
|
||||
//! Cargo re-run the build script whenever `memory.x` is changed,
|
||||
//! updating `memory.x` ensures a rebuild of the application with the
|
||||
//! new memory settings.
|
||||
|
||||
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");
|
||||
}
|
||||
}
|
||||
18
examples/boot/bootloader/nrf/memory-bm.x
Normal file
18
examples/boot/bootloader/nrf/memory-bm.x
Normal file
|
|
@ -0,0 +1,18 @@
|
|||
MEMORY
|
||||
{
|
||||
/* NOTE 1 K = 1 KiBi = 1024 bytes */
|
||||
FLASH : ORIGIN = 0x00000000, LENGTH = 24K
|
||||
BOOTLOADER_STATE : ORIGIN = 0x00006000, LENGTH = 4K
|
||||
ACTIVE : ORIGIN = 0x00007000, LENGTH = 64K
|
||||
DFU : ORIGIN = 0x00017000, LENGTH = 68K
|
||||
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 32K
|
||||
}
|
||||
|
||||
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
|
||||
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
|
||||
|
||||
__bootloader_active_start = ORIGIN(ACTIVE);
|
||||
__bootloader_active_end = ORIGIN(ACTIVE) + LENGTH(ACTIVE);
|
||||
|
||||
__bootloader_dfu_start = ORIGIN(DFU);
|
||||
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
|
||||
31
examples/boot/bootloader/nrf/memory-s140.x
Normal file
31
examples/boot/bootloader/nrf/memory-s140.x
Normal file
|
|
@ -0,0 +1,31 @@
|
|||
MEMORY
|
||||
{
|
||||
/* NOTE 1 K = 1 KiBi = 1024 bytes */
|
||||
MBR : ORIGIN = 0x00000000, LENGTH = 4K
|
||||
SOFTDEVICE : ORIGIN = 0x00001000, LENGTH = 155648
|
||||
ACTIVE : ORIGIN = 0x00027000, LENGTH = 425984
|
||||
DFU : ORIGIN = 0x0008F000, LENGTH = 430080
|
||||
FLASH : ORIGIN = 0x000f9000, LENGTH = 24K
|
||||
BOOTLOADER_STATE : ORIGIN = 0x000ff000, LENGTH = 4K
|
||||
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 0x2fff8
|
||||
uicr_bootloader_start_address (r) : ORIGIN = 0x10001014, LENGTH = 0x4
|
||||
}
|
||||
|
||||
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
|
||||
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
|
||||
|
||||
__bootloader_active_start = ORIGIN(ACTIVE);
|
||||
__bootloader_active_end = ORIGIN(ACTIVE) + LENGTH(ACTIVE);
|
||||
|
||||
__bootloader_dfu_start = ORIGIN(DFU);
|
||||
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
|
||||
|
||||
__bootloader_start = ORIGIN(FLASH);
|
||||
|
||||
SECTIONS
|
||||
{
|
||||
.uicr_bootloader_start_address :
|
||||
{
|
||||
LONG(__bootloader_start)
|
||||
} > uicr_bootloader_start_address
|
||||
}
|
||||
18
examples/boot/bootloader/nrf/memory.x
Normal file
18
examples/boot/bootloader/nrf/memory.x
Normal file
|
|
@ -0,0 +1,18 @@
|
|||
MEMORY
|
||||
{
|
||||
/* NOTE 1 K = 1 KiBi = 1024 bytes */
|
||||
FLASH : ORIGIN = 0x00000000, LENGTH = 24K
|
||||
BOOTLOADER_STATE : ORIGIN = 0x00006000, LENGTH = 4K
|
||||
ACTIVE : ORIGIN = 0x00007000, LENGTH = 64K
|
||||
DFU : ORIGIN = 0x00017000, LENGTH = 68K
|
||||
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 32K
|
||||
}
|
||||
|
||||
__bootloader_state_start = ORIGIN(BOOTLOADER_STATE);
|
||||
__bootloader_state_end = ORIGIN(BOOTLOADER_STATE) + LENGTH(BOOTLOADER_STATE);
|
||||
|
||||
__bootloader_active_start = ORIGIN(ACTIVE);
|
||||
__bootloader_active_end = ORIGIN(ACTIVE) + LENGTH(ACTIVE);
|
||||
|
||||
__bootloader_dfu_start = ORIGIN(DFU);
|
||||
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU);
|
||||
48
examples/boot/bootloader/nrf/src/main.rs
Normal file
48
examples/boot/bootloader/nrf/src/main.rs
Normal file
|
|
@ -0,0 +1,48 @@
|
|||
#![no_std]
|
||||
#![no_main]
|
||||
|
||||
use cortex_m_rt::{entry, exception};
|
||||
#[cfg(feature = "defmt")]
|
||||
use defmt_rtt as _;
|
||||
use embassy_boot_nrf::*;
|
||||
use embassy_nrf::nvmc::Nvmc;
|
||||
|
||||
#[entry]
|
||||
fn main() -> ! {
|
||||
let p = embassy_nrf::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 mut bl = BootLoader::default();
|
||||
let start = bl.prepare(&mut SingleFlashProvider::new(&mut WatchdogFlash::start(
|
||||
Nvmc::new(p.NVMC),
|
||||
p.WDT,
|
||||
5,
|
||||
)));
|
||||
unsafe { bl.load(start) }
|
||||
}
|
||||
|
||||
#[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();
|
||||
}
|
||||
57
examples/boot/bootloader/stm32/Cargo.toml
Normal file
57
examples/boot/bootloader/stm32/Cargo.toml
Normal file
|
|
@ -0,0 +1,57 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "stm32-bootloader-example"
|
||||
version = "0.1.0"
|
||||
description = "Example bootloader for STM32 chips"
|
||||
|
||||
[dependencies]
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
|
||||
embassy = { path = "../../../../embassy", default-features = false }
|
||||
embassy-stm32 = { path = "../../../../embassy-stm32", default-features = false, features = ["nightly"] }
|
||||
embassy-boot-stm32 = { path = "../../../../embassy-boot/stm32", default-features = false }
|
||||
cortex-m = { version = "0.7" }
|
||||
cortex-m-rt = { version = "0.7" }
|
||||
embedded-storage = "0.3.0"
|
||||
embedded-storage-async = "0.3.0"
|
||||
cfg-if = "1.0.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
"embassy-stm32/defmt",
|
||||
]
|
||||
debug = ["defmt-rtt"]
|
||||
|
||||
[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
|
||||
11
examples/boot/bootloader/stm32/README.md
Normal file
11
examples/boot/bootloader/stm32/README.md
Normal file
|
|
@ -0,0 +1,11 @@
|
|||
# Bootloader for STM32
|
||||
|
||||
The bootloader uses `embassy-boot` to interact with the flash.
|
||||
|
||||
# Usage
|
||||
|
||||
Flash the bootloader
|
||||
|
||||
```
|
||||
cargo flash --features embassy-stm32/stm32wl55jc-cm4 --release --chip STM32WLE5JCIx
|
||||
```
|
||||
32
examples/boot/bootloader/stm32/build.rs
Normal file
32
examples/boot/bootloader/stm32/build.rs
Normal file
|
|
@ -0,0 +1,32 @@
|
|||
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");
|
||||
}
|
||||
|
||||
let target = env::var("TARGET").unwrap();
|
||||
if target.starts_with("thumbv6m-") {
|
||||
println!("cargo:rustc-cfg=armv6m");
|
||||
}
|
||||
}
|
||||
18
examples/boot/bootloader/stm32/memory.x
Normal file
18
examples/boot/bootloader/stm32/memory.x
Normal file
|
|
@ -0,0 +1,18 @@
|
|||
MEMORY
|
||||
{
|
||||
/* NOTE 1 K = 1 KiBi = 1024 bytes */
|
||||
FLASH : ORIGIN = 0x08000000, LENGTH = 24K
|
||||
BOOTLOADER_STATE : ORIGIN = 0x08006000, LENGTH = 4K
|
||||
ACTIVE : ORIGIN = 0x08008000, LENGTH = 32K
|
||||
DFU : ORIGIN = 0x08010000, LENGTH = 36K
|
||||
RAM (rwx) : ORIGIN = 0x20000008, LENGTH = 16K
|
||||
}
|
||||
|
||||
__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(FLASH);
|
||||
__bootloader_dfu_end = ORIGIN(DFU) + LENGTH(DFU) - ORIGIN(FLASH);
|
||||
46
examples/boot/bootloader/stm32/src/main.rs
Normal file
46
examples/boot/bootloader/stm32/src/main.rs
Normal file
|
|
@ -0,0 +1,46 @@
|
|||
#![no_std]
|
||||
#![no_main]
|
||||
|
||||
use cortex_m_rt::{entry, exception};
|
||||
#[cfg(feature = "defmt")]
|
||||
use defmt_rtt as _;
|
||||
use embassy_boot_stm32::*;
|
||||
use embassy_stm32::flash::{Flash, ERASE_SIZE};
|
||||
|
||||
#[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 mut bl: BootLoader<ERASE_SIZE> = BootLoader::default();
|
||||
let mut flash = Flash::unlock(p.FLASH);
|
||||
let start = bl.prepare(&mut SingleFlashProvider::new(&mut flash));
|
||||
core::mem::drop(flash);
|
||||
unsafe { bl.load(start) }
|
||||
}
|
||||
|
||||
#[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();
|
||||
}
|
||||
|
|
@ -1,18 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-nrf-examples"
|
||||
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", "nrf52840"] }
|
||||
embassy-boot-nrf = { version = "0.1.0", path = "../../../embassy-boot/nrf" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
|
@ -1,25 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-stm32f3-examples"
|
||||
version = "0.1.0"
|
||||
|
||||
[dependencies]
|
||||
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly", "time-tick-32768hz"] }
|
||||
embassy-stm32 = { version = "0.1.0", path = "../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32f303re", "time-driver-any", "exti"] }
|
||||
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-stm32/defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
]
|
||||
|
|
@ -1,25 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-stm32f7-examples"
|
||||
version = "0.1.0"
|
||||
|
||||
[dependencies]
|
||||
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly", "time-tick-32768hz"] }
|
||||
embassy-stm32 = { version = "0.1.0", path = "../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32f767zi", "time-driver-any", "exti"] }
|
||||
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-stm32/defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
]
|
||||
|
|
@ -1,8 +0,0 @@
|
|||
#!/bin/bash
|
||||
mv ../../../embassy-boot/stm32/memory.x ../../../embassy-boot/stm32/memory-old.x
|
||||
cp memory-bl.x ../../../embassy-boot/stm32/memory.x
|
||||
|
||||
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32f767zi --chip STM32F767ZITx --target thumbv7em-none-eabihf
|
||||
|
||||
rm ../../../embassy-boot/stm32/memory.x
|
||||
mv ../../../embassy-boot/stm32/memory-old.x ../../../embassy-boot/stm32/memory.x
|
||||
|
|
@ -1,25 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-stm32f7-examples"
|
||||
version = "0.1.0"
|
||||
|
||||
[dependencies]
|
||||
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly", "time-tick-32768hz"] }
|
||||
embassy-stm32 = { version = "0.1.0", path = "../../../embassy-stm32", features = ["unstable-traits", "nightly", "stm32h743zi", "time-driver-any", "exti"] }
|
||||
embassy-boot-stm32 = { version = "0.1.0", path = "../../../embassy-boot/stm32" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-stm32/defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
]
|
||||
|
|
@ -1,8 +0,0 @@
|
|||
#!/bin/bash
|
||||
mv ../../../embassy-boot/stm32/memory.x ../../../embassy-boot/stm32/memory-old.x
|
||||
cp memory-bl.x ../../../embassy-boot/stm32/memory.x
|
||||
|
||||
cargo flash --manifest-path ../../../embassy-boot/stm32/Cargo.toml --release --features embassy-stm32/stm32f767zi --chip STM32H743ZITx --target thumbv7em-none-eabihf
|
||||
|
||||
rm ../../../embassy-boot/stm32/memory.x
|
||||
mv ../../../embassy-boot/stm32/memory-old.x ../../../embassy-boot/stm32/memory.x
|
||||
|
|
@ -1,25 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-stm32l0-examples"
|
||||
version = "0.1.0"
|
||||
|
||||
[dependencies]
|
||||
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly", "time-tick-32768hz"] }
|
||||
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" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-stm32/defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
]
|
||||
|
|
@ -1,25 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-stm32l1-examples"
|
||||
version = "0.1.0"
|
||||
|
||||
[dependencies]
|
||||
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly", "time-tick-32768hz"] }
|
||||
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" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-stm32/defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
]
|
||||
|
|
@ -1,25 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-stm32l4-examples"
|
||||
version = "0.1.0"
|
||||
|
||||
[dependencies]
|
||||
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly", "time-tick-32768hz"] }
|
||||
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" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-stm32/defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
]
|
||||
|
|
@ -1,25 +0,0 @@
|
|||
[package]
|
||||
edition = "2021"
|
||||
name = "embassy-boot-stm32wl-examples"
|
||||
version = "0.1.0"
|
||||
|
||||
[dependencies]
|
||||
embassy = { version = "0.1.0", path = "../../../embassy", features = ["nightly", "time-tick-32768hz"] }
|
||||
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" }
|
||||
embassy-embedded-hal = { version = "0.1.0", path = "../../../embassy-embedded-hal" }
|
||||
|
||||
defmt = { version = "0.3", optional = true }
|
||||
defmt-rtt = { version = "0.3", optional = true }
|
||||
panic-reset = { version = "0.1.1" }
|
||||
embedded-hal = { version = "0.2.6" }
|
||||
|
||||
cortex-m = "0.7.3"
|
||||
cortex-m-rt = "0.7.0"
|
||||
|
||||
[features]
|
||||
defmt = [
|
||||
"dep:defmt",
|
||||
"embassy-stm32/defmt",
|
||||
"embassy-boot-stm32/defmt",
|
||||
]
|
||||
Loading…
Add table
Add a link
Reference in a new issue