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This commit is contained in:
Adam Macdonald
commit
ab8c10b82f
36
.cargo/config.toml
Normal file
36
.cargo/config.toml
Normal file
@ -0,0 +1,36 @@
|
||||
[alias]
|
||||
|
||||
build-arm = "build --target=thumbv8m.main-none-eabihf"
|
||||
build-riscv = "build --target=riscv32imac-unknown-none-elf"
|
||||
|
||||
run-arm = "run --target=thumbv8m.main-none-eabihf"
|
||||
run-riscv = "run --target=riscv32imac-unknown-none-elf"
|
||||
|
||||
[build]
|
||||
target = "thumbv8m.main-none-eabihf"
|
||||
|
||||
[target.thumbv8m.main-none-eabihf]
|
||||
rustflags = [
|
||||
"-C",
|
||||
"link-arg=--nmagic",
|
||||
"-C",
|
||||
"link-arg=-Tlink.x",
|
||||
# "-C",
|
||||
# "link-arg=-Tdefmt.x",
|
||||
"-C",
|
||||
"target-cpu=cortex-m33",
|
||||
]
|
||||
|
||||
runner = "picotool load -u -v -x -t elf"
|
||||
|
||||
[target.riscv32imac-unknown-none-elf]
|
||||
rustflags = [
|
||||
"-C",
|
||||
"link-arg=--nmagic",
|
||||
"-C",
|
||||
"link-arg=-Trp235x_riscv.x",
|
||||
# "-C",
|
||||
# "link-arg=-Tdefmt.x",
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||||
]
|
||||
|
||||
runner = "picotool load -u -v -x -t elf"
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||||
2
.gitignore
vendored
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2
.gitignore
vendored
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@ -0,0 +1,2 @@
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# Cargo
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target/
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509
Cargo.lock
generated
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509
Cargo.lock
generated
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@ -0,0 +1,509 @@
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# This file is automatically @generated by Cargo.
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||||
# It is not intended for manual editing.
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||||
version = 4
|
||||
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||||
[[package]]
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||||
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||||
|
||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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|
||||
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|
||||
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||||
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|
||||
|
||||
[[package]]
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||||
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||||
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||||
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|
||||
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|
||||
|
||||
[[package]]
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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||||
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||||
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||||
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|
||||
|
||||
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||||
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||||
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|
||||
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|
||||
"stable_deref_trait",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
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|
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|
||||
dependencies = [
|
||||
"nb 0.1.3",
|
||||
"void",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "embedded-hal"
|
||||
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|
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source = "registry+https://github.com/rust-lang/crates.io-index"
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||||
|
||||
[[package]]
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||||
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||||
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||||
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||||
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||||
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"embedded-hal 1.0.0",
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"nb 1.1.0",
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||||
|
||||
[[package]]
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name = "embedded-io"
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[[package]]
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||||
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"frunk_core",
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||||
"frunk_derives",
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||||
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||||
|
||||
[[package]]
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||||
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||||
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|
||||
|
||||
[[package]]
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||||
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||||
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||||
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||||
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||||
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|
||||
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|
||||
|
||||
[[package]]
|
||||
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||||
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|
||||
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|
||||
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|
||||
|
||||
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||||
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|
||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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||||
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|
||||
|
||||
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|
||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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||||
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|
||||
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|
||||
|
||||
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||||
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||||
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||||
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||||
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|
||||
"frunk",
|
||||
"fugit",
|
||||
"gcd",
|
||||
"itertools",
|
||||
"nb 1.1.0",
|
||||
"paste",
|
||||
"pio",
|
||||
"rand_core",
|
||||
"riscv",
|
||||
"riscv-rt",
|
||||
"rp-binary-info",
|
||||
"rp-hal-common",
|
||||
"rp235x-hal-macros",
|
||||
"rp235x-pac",
|
||||
"sha2-const-stable",
|
||||
"usb-device",
|
||||
"vcell",
|
||||
"void",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rp235x-hal-macros"
|
||||
version = "0.1.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "74edd7a5979e9763bbb98e9746e711bac7464ee3397af7288e6c288ff0d3c764"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn 2.0.98",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rp235x-pac"
|
||||
version = "0.1.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5ffcb6931deee4242886b5a1df62db5e2555b0eb6ae1e8be101f3ea3e58e65c6"
|
||||
dependencies = [
|
||||
"cortex-m",
|
||||
"cortex-m-rt",
|
||||
"critical-section",
|
||||
"vcell",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "rustc_version"
|
||||
version = "0.2.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
|
||||
dependencies = [
|
||||
"semver",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "semver"
|
||||
version = "0.9.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
|
||||
dependencies = [
|
||||
"semver-parser",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "semver-parser"
|
||||
version = "0.7.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
|
||||
|
||||
[[package]]
|
||||
name = "sha2-const-stable"
|
||||
version = "0.1.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "5f179d4e11094a893b82fff208f74d448a7512f99f5a0acbd5c679b705f83ed9"
|
||||
|
||||
[[package]]
|
||||
name = "stable_deref_trait"
|
||||
version = "1.2.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.109"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "2.0.98"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "36147f1a48ae0ec2b5b3bc5b537d267457555a10dc06f3dbc8cb11ba3006d3b1"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-ident",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "unicode-ident"
|
||||
version = "1.0.17"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "00e2473a93778eb0bad35909dff6a10d28e63f792f16ed15e404fca9d5eeedbe"
|
||||
|
||||
[[package]]
|
||||
name = "usb-device"
|
||||
version = "0.3.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "98816b1accafbb09085168b90f27e93d790b4bfa19d883466b5e53315b5f06a6"
|
||||
dependencies = [
|
||||
"heapless",
|
||||
"portable-atomic",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "vcell"
|
||||
version = "0.1.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "77439c1b53d2303b20d9459b1ade71a83c716e3f9c34f3228c00e6f185d6c002"
|
||||
|
||||
[[package]]
|
||||
name = "void"
|
||||
version = "1.0.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
|
||||
|
||||
[[package]]
|
||||
name = "volatile-register"
|
||||
version = "0.2.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "de437e2a6208b014ab52972a27e59b33fa2920d3e00fe05026167a1c509d19cc"
|
||||
dependencies = [
|
||||
"vcell",
|
||||
]
|
||||
15
Cargo.toml
Normal file
15
Cargo.toml
Normal file
@ -0,0 +1,15 @@
|
||||
[package]
|
||||
name = "pico-enviro-sensor"
|
||||
description = "Firmware for RPi Pico 2 W-based environment sensor"
|
||||
authors = ["Adam Macdonald"]
|
||||
homepage = "https://github.com/twokilohertz/pico-enviro-sensor"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
[dependencies]
|
||||
embedded-hal = "1.0.0"
|
||||
panic-halt = "1.0.0"
|
||||
rp235x-hal = { version = "0.2.0", features = [
|
||||
"critical-section-impl",
|
||||
"binary-info",
|
||||
] }
|
||||
18
build.rs
Normal file
18
build.rs
Normal file
@ -0,0 +1,18 @@
|
||||
use std::fs::File;
|
||||
use std::io::Write;
|
||||
use std::path::PathBuf;
|
||||
|
||||
fn main() {
|
||||
// Put the linker script somewhere the linker can find it
|
||||
let out = PathBuf::from(std::env::var_os("OUT_DIR").unwrap());
|
||||
println!("cargo:rustc-link-search={}", out.display());
|
||||
|
||||
// The file `memory.x` is loaded by cortex-m-rt's `link.x` script, which
|
||||
// is what we specify in `.cargo/config.toml` for Arm builds
|
||||
let memory_x = include_bytes!("memory.x");
|
||||
let mut f = File::create(out.join("memory.x")).unwrap();
|
||||
f.write_all(memory_x).unwrap();
|
||||
println!("cargo:rerun-if-changed=memory.x");
|
||||
|
||||
println!("cargo:rerun-if-changed=build.rs");
|
||||
}
|
||||
77
memory.x
Normal file
77
memory.x
Normal file
@ -0,0 +1,77 @@
|
||||
MEMORY {
|
||||
/*
|
||||
* The RP2350 has either external or internal flash.
|
||||
*
|
||||
* 2 MiB is a safe default here, although a Pico 2 has 4 MiB.
|
||||
*/
|
||||
FLASH : ORIGIN = 0x10000000, LENGTH = 2048K
|
||||
/*
|
||||
* RAM consists of 8 banks, SRAM0-SRAM7, with a striped mapping.
|
||||
* This is usually good for performance, as it distributes load on
|
||||
* those banks evenly.
|
||||
*/
|
||||
RAM : ORIGIN = 0x20000000, LENGTH = 512K
|
||||
/*
|
||||
* RAM banks 8 and 9 use a direct mapping. They can be used to have
|
||||
* memory areas dedicated for some specific job, improving predictability
|
||||
* of access times.
|
||||
* Example: Separate stacks for core0 and core1.
|
||||
*/
|
||||
SRAM4 : ORIGIN = 0x20080000, LENGTH = 4K
|
||||
SRAM5 : ORIGIN = 0x20081000, LENGTH = 4K
|
||||
}
|
||||
|
||||
SECTIONS {
|
||||
/* ### Boot ROM info
|
||||
*
|
||||
* Goes after .vector_table, to keep it in the first 4K of flash
|
||||
* where the Boot ROM (and picotool) can find it
|
||||
*/
|
||||
.start_block : ALIGN(4)
|
||||
{
|
||||
__start_block_addr = .;
|
||||
KEEP(*(.start_block));
|
||||
KEEP(*(.boot_info));
|
||||
} > FLASH
|
||||
|
||||
} INSERT AFTER .vector_table;
|
||||
|
||||
/* move .text to start /after/ the boot info */
|
||||
_stext = ADDR(.start_block) + SIZEOF(.start_block);
|
||||
|
||||
SECTIONS {
|
||||
/* ### Picotool 'Binary Info' Entries
|
||||
*
|
||||
* Picotool looks through this block (as we have pointers to it in our
|
||||
* header) to find interesting information.
|
||||
*/
|
||||
.bi_entries : ALIGN(4)
|
||||
{
|
||||
/* We put this in the header */
|
||||
__bi_entries_start = .;
|
||||
/* Here are the entries */
|
||||
KEEP(*(.bi_entries));
|
||||
/* Keep this block a nice round size */
|
||||
. = ALIGN(4);
|
||||
/* We put this in the header */
|
||||
__bi_entries_end = .;
|
||||
} > FLASH
|
||||
} INSERT AFTER .text;
|
||||
|
||||
SECTIONS {
|
||||
/* ### Boot ROM extra info
|
||||
*
|
||||
* Goes after everything in our program, so it can contain a signature.
|
||||
*/
|
||||
.end_block : ALIGN(4)
|
||||
{
|
||||
__end_block_addr = .;
|
||||
KEEP(*(.end_block));
|
||||
} > FLASH
|
||||
|
||||
} INSERT AFTER .uninit;
|
||||
|
||||
PROVIDE(start_to_end = __end_block_addr - __start_block_addr);
|
||||
PROVIDE(end_to_start = __start_block_addr - __end_block_addr);
|
||||
|
||||
|
||||
3
scripts/env-vars.sh
Executable file
3
scripts/env-vars.sh
Executable file
@ -0,0 +1,3 @@
|
||||
export PICO_BOARD=pico2_w
|
||||
export PICO_PLATFORM=rp2350-arm-s
|
||||
export PICO_SDK_PATH=~/devel/clones/pico-sdk/
|
||||
64
src/main.rs
Normal file
64
src/main.rs
Normal file
@ -0,0 +1,64 @@
|
||||
#![no_std]
|
||||
#![no_main]
|
||||
|
||||
use panic_halt as _;
|
||||
|
||||
// Alias for our HAL crate
|
||||
use rp235x_hal as hal;
|
||||
|
||||
// Some things we need
|
||||
use embedded_hal::delay::DelayNs;
|
||||
use embedded_hal::digital::OutputPin;
|
||||
|
||||
#[link_section = ".start_block"]
|
||||
#[used]
|
||||
pub static IMAGE_DEF: hal::block::ImageDef = hal::block::ImageDef::secure_exe();
|
||||
|
||||
/// Pico 2 W on-board crystal oscillator frequency (AEL 12.0)
|
||||
const XTAL_FREQ_HZ: u32 = 12_000_000u32;
|
||||
|
||||
#[hal::entry]
|
||||
fn main() -> ! {
|
||||
let mut peripherals = hal::pac::Peripherals::take().unwrap();
|
||||
|
||||
let mut watchdog = hal::Watchdog::new(peripherals.WATCHDOG);
|
||||
|
||||
let clocks = hal::clocks::init_clocks_and_plls(
|
||||
XTAL_FREQ_HZ,
|
||||
peripherals.XOSC,
|
||||
peripherals.CLOCKS,
|
||||
peripherals.PLL_SYS,
|
||||
peripherals.PLL_USB,
|
||||
&mut peripherals.RESETS,
|
||||
&mut watchdog,
|
||||
)
|
||||
.unwrap();
|
||||
|
||||
let mut timer = hal::Timer::new_timer0(peripherals.TIMER0, &mut peripherals.RESETS, &clocks);
|
||||
|
||||
let sio = hal::Sio::new(peripherals.SIO);
|
||||
|
||||
let pins = hal::gpio::Pins::new(
|
||||
peripherals.IO_BANK0,
|
||||
peripherals.PADS_BANK0,
|
||||
sio.gpio_bank0,
|
||||
&mut peripherals.RESETS,
|
||||
);
|
||||
|
||||
let mut led_pin = pins.gpio19.into_push_pull_output();
|
||||
loop {
|
||||
led_pin.set_high().unwrap();
|
||||
timer.delay_ms(1000);
|
||||
led_pin.set_low().unwrap();
|
||||
timer.delay_ms(1000);
|
||||
}
|
||||
}
|
||||
|
||||
/// Program metadata for `picotool info`
|
||||
#[link_section = ".bi_entries"]
|
||||
#[used]
|
||||
pub static PICOTOOL_ENTRIES: [hal::binary_info::EntryAddr; 3] = [
|
||||
hal::binary_info::rp_program_name!(c"Pico Environment Sensor"),
|
||||
hal::binary_info::rp_cargo_version!(),
|
||||
hal::binary_info::rp_program_build_attribute!(),
|
||||
];
|
||||
Loading…
x
Reference in New Issue
Block a user