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Remove unused heap allocator

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This commit is contained in:
Lucas Schumacher 2023-09-26 14:41:44 -04:00
parent 4200a09d09
commit 0f2d455a42
3 changed files with 1 additions and 16 deletions
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2
.cargo/config.toml
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@ -14,4 +14,4 @@ rustflags = [
target = "xtensa-esp32-none-elf" target = "xtensa-esp32-none-elf"
[unstable] [unstable]
build-std = ["alloc", "core"] build-std = ["core"]

1
Cargo.toml
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@ -10,6 +10,5 @@ hal = { package = "esp32-hal", version = "0.15.0" }
esp-backtrace = { version = "0.8.0", features = ["esp32", "panic-handler", "exception-handler", "print-uart"] } esp-backtrace = { version = "0.8.0", features = ["esp32", "panic-handler", "exception-handler", "print-uart"] }
esp-println = { version = "0.6.0", features = ["esp32","log"] } esp-println = { version = "0.6.0", features = ["esp32","log"] }
log = { version = "0.4.18" } log = { version = "0.4.18" }
esp-alloc = { version = "0.3.0" }
si5351 = "0.2.0" si5351 = "0.2.0"
embedded-hal = "0.2.7" embedded-hal = "0.2.7"

14
src/main.rs
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@ -1,8 +1,6 @@
#![no_std] #![no_std]
#![no_main] #![no_main]
extern crate alloc;
use core::mem::MaybeUninit;
use esp_backtrace as _; use esp_backtrace as _;
use embedded_hal::serial::Read; use embedded_hal::serial::Read;
@ -19,20 +17,8 @@ use hal::{
use si5351::{Si5351, Si5351Device}; use si5351::{Si5351, Si5351Device};
#[global_allocator]
static ALLOCATOR: esp_alloc::EspHeap = esp_alloc::EspHeap::empty();
fn init_heap() {
const HEAP_SIZE: usize = 32 * 1024;
static mut HEAP: MaybeUninit<[u8; HEAP_SIZE]> = MaybeUninit::uninit();
unsafe {
ALLOCATOR.init(HEAP.as_mut_ptr() as *mut u8, HEAP_SIZE);
}
}
#[entry] #[entry]
fn main() -> ! { fn main() -> ! {
init_heap();
let peripherals = Peripherals::take(); let peripherals = Peripherals::take();
//let uart = peripherals.UART0; //let uart = peripherals.UART0;
let mut system = peripherals.DPORT.split(); let mut system = peripherals.DPORT.split();