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Support running tests in embassy-stm32 and move impl from common back to stm32

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This commit is contained in:
Rasmus Melchior Jacobsen 2023-03-29 11:31:45 +02:00
parent e9a5b31fa8
commit d6ce1c4325
9 changed files with 186 additions and 197 deletions
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1
embassy-hal-common/src/lib.rs
View file

@ -10,5 +10,4 @@ mod macros;
mod peripheral;
pub mod ratio;
pub mod ring_buffer;
pub mod stm32;
pub use peripheral::{Peripheral, PeripheralRef};

119
embassy-hal-common/src/stm32/flash/f4.rs
View file

@ -1,119 +0,0 @@
const FLASH_BASE: u32 = 0x0800_0000;
pub(crate) const SMALL_SECTOR_SIZE: u32 = 16 * 1024;
pub(crate) const MEDIUM_SECTOR_SIZE: u32 = 64 * 1024;
pub(crate) const LARGE_SECTOR_SIZE: u32 = 128 * 1024;
pub const SECOND_BANK_SECTOR_OFFSET: u8 = 12;
#[derive(Debug, PartialEq)]
pub struct FlashSector {
pub index: u8,
pub start: u32,
pub size: u32,
}
pub fn get_sector(address: u32, dual_bank: bool, flash_size: u32) -> FlashSector {
let offset = address - FLASH_BASE;
if !dual_bank {
get_single_bank_sector(offset)
} else {
let bank_size = flash_size / 2;
if offset < bank_size {
get_single_bank_sector(offset)
} else {
let sector = get_single_bank_sector(offset - bank_size);
FlashSector {
index: SECOND_BANK_SECTOR_OFFSET + sector.index,
start: sector.start + bank_size,
size: sector.size,
}
}
}
}
fn get_single_bank_sector(offset: u32) -> FlashSector {
// First 4 sectors are 16KB, then one 64KB, and rest are 128KB
match offset / LARGE_SECTOR_SIZE {
0 => {
if offset < 4 * SMALL_SECTOR_SIZE {
let small_sector_index = offset / SMALL_SECTOR_SIZE;
FlashSector {
index: small_sector_index as u8,
start: FLASH_BASE + small_sector_index * SMALL_SECTOR_SIZE,
size: SMALL_SECTOR_SIZE,
}
} else {
FlashSector {
index: 4,
start: FLASH_BASE + 4 * SMALL_SECTOR_SIZE,
size: MEDIUM_SECTOR_SIZE,
}
}
}
i => {
let large_sector_index = i - 1;
FlashSector {
index: (5 + large_sector_index) as u8,
start: FLASH_BASE + 4 * SMALL_SECTOR_SIZE + MEDIUM_SECTOR_SIZE + large_sector_index * LARGE_SECTOR_SIZE,
size: LARGE_SECTOR_SIZE,
}
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn can_get_sector_single_bank() {
let assert_sector = |index: u8, start: u32, size: u32, addr: u32| {
assert_eq!(FlashSector { index, start, size }, get_sector(addr, false, 1024 * 1024))
};
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_0000);
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_3FFF);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_C000);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_FFFF);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_0000);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_FFFF);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0802_0000);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0803_FFFF);
assert_sector(11, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080E_0000);
assert_sector(11, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080F_FFFF);
}
#[test]
fn can_get_sector_dual_bank() {
let assert_sector = |index: u8, start: u32, size: u32, addr: u32| {
assert_eq!(FlashSector { index, start, size }, get_sector(addr, true, 1024 * 1024))
};
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_0000);
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_3FFF);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_C000);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_FFFF);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_0000);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_FFFF);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0802_0000);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0803_FFFF);
assert_sector(7, 0x0806_0000, LARGE_SECTOR_SIZE, 0x0806_0000);
assert_sector(7, 0x0806_0000, LARGE_SECTOR_SIZE, 0x0807_FFFF);
assert_sector(12, 0x0808_0000, SMALL_SECTOR_SIZE, 0x0808_0000);
assert_sector(12, 0x0808_0000, SMALL_SECTOR_SIZE, 0x0808_3FFF);
assert_sector(15, 0x0808_C000, SMALL_SECTOR_SIZE, 0x0808_C000);
assert_sector(15, 0x0808_C000, SMALL_SECTOR_SIZE, 0x0808_FFFF);
assert_sector(16, 0x0809_0000, MEDIUM_SECTOR_SIZE, 0x0809_0000);
assert_sector(16, 0x0809_0000, MEDIUM_SECTOR_SIZE, 0x0809_FFFF);
assert_sector(17, 0x080A_0000, LARGE_SECTOR_SIZE, 0x080A_0000);
assert_sector(17, 0x080A_0000, LARGE_SECTOR_SIZE, 0x080B_FFFF);
assert_sector(19, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080E_0000);
assert_sector(19, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080F_FFFF);
}
}

67
embassy-hal-common/src/stm32/flash/f7.rs
View file

@ -1,67 +0,0 @@
const FLASH_BASE: u32 = 0x0800_0000;
pub(crate) const SMALL_SECTOR_SIZE: u32 = 32 * 1024;
pub(crate) const MEDIUM_SECTOR_SIZE: u32 = 128 * 1024;
pub(crate) const LARGE_SECTOR_SIZE: u32 = 256 * 1024;
#[derive(Debug, PartialEq)]
pub struct FlashSector {
pub index: u8,
pub start: u32,
pub size: u32,
}
pub fn get_sector(address: u32) -> FlashSector {
// First 4 sectors are 32KB, then one 128KB, and rest are 256KB
let offset = address - FLASH_BASE;
match offset / LARGE_SECTOR_SIZE {
0 => {
if offset < 4 * SMALL_SECTOR_SIZE {
let small_sector_index = offset / SMALL_SECTOR_SIZE;
FlashSector {
index: small_sector_index as u8,
start: FLASH_BASE + small_sector_index * SMALL_SECTOR_SIZE,
size: SMALL_SECTOR_SIZE,
}
} else {
FlashSector {
index: 4,
start: FLASH_BASE + 4 * SMALL_SECTOR_SIZE,
size: MEDIUM_SECTOR_SIZE,
}
}
}
i => {
let large_sector_index = i - 1;
FlashSector {
index: (5 + large_sector_index) as u8,
start: FLASH_BASE + 4 * SMALL_SECTOR_SIZE + MEDIUM_SECTOR_SIZE + large_sector_index * LARGE_SECTOR_SIZE,
size: LARGE_SECTOR_SIZE,
}
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn can_get_sector() {
let assert_sector = |index: u8, start: u32, size: u32, addr: u32| {
assert_eq!(FlashSector { index, start, size }, get_sector(addr))
};
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_0000);
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_7FFF);
assert_sector(3, 0x0801_8000, SMALL_SECTOR_SIZE, 0x0801_8000);
assert_sector(3, 0x0801_8000, SMALL_SECTOR_SIZE, 0x0801_FFFF);
assert_sector(4, 0x0802_0000, MEDIUM_SECTOR_SIZE, 0x0802_0000);
assert_sector(4, 0x0802_0000, MEDIUM_SECTOR_SIZE, 0x0803_FFFF);
assert_sector(5, 0x0804_0000, LARGE_SECTOR_SIZE, 0x0804_0000);
assert_sector(5, 0x0804_0000, LARGE_SECTOR_SIZE, 0x0807_FFFF);
assert_sector(7, 0x080C_0000, LARGE_SECTOR_SIZE, 0x080C_0000);
assert_sector(7, 0x080C_0000, LARGE_SECTOR_SIZE, 0x080F_FFFF);
}
}

2
embassy-hal-common/src/stm32/flash/mod.rs
View file

@ -1,2 +0,0 @@
pub mod f4;
pub mod f7;

1
embassy-hal-common/src/stm32/mod.rs
View file

@ -1 +0,0 @@
pub mod flash;

6
embassy-stm32/Cargo.toml
View file

@ -60,7 +60,7 @@ sdio-host = "0.5.0"
embedded-sdmmc = { git = "https://github.com/embassy-rs/embedded-sdmmc-rs", rev = "46d1b1c2ff13e31e282ec1e352421721694f126a", optional = true }
critical-section = "1.1"
atomic-polyfill = "1.0.1"
stm32-metapac = { version = "1", features = ["rt"] }
stm32-metapac = "1"
vcell = "0.1.3"
bxcan = "0.7.0"
nb = "1.0.0"
@ -69,12 +69,16 @@ seq-macro = "0.3.0"
cfg-if = "1.0.0"
embedded-io = { version = "0.4.0", features = ["async"], optional = true }
[dev-dependencies]
critical-section = { version = "1.1", features = ["std"] }
[build-dependencies]
proc-macro2 = "1.0.36"
quote = "1.0.15"
stm32-metapac = { version = "1", default-features = false, features = ["metadata"]}
[features]
default = ["stm32-metapac/rt"]
defmt = ["dep:defmt", "bxcan/unstable-defmt", "embassy-sync/defmt", "embassy-executor/defmt", "embassy-embedded-hal/defmt", "embassy-hal-common/defmt", "embedded-io?/defmt", "embassy-usb-driver?/defmt", "embassy-net-driver/defmt"]
memory-x = ["stm32-metapac/memory-x"]
subghz = []

116
embassy-stm32/src/flash/f4.rs
View file

@ -2,12 +2,15 @@ use core::convert::TryInto;
use core::ptr::write_volatile;
use core::sync::atomic::{fence, Ordering};
use embassy_hal_common::stm32::flash::f4::{get_sector, SECOND_BANK_SECTOR_OFFSET};
use super::{FLASH_SIZE, WRITE_SIZE};
use super::{FlashSector, FLASH_BASE, FLASH_SIZE, WRITE_SIZE};
use crate::flash::Error;
use crate::pac;
const SMALL_SECTOR_SIZE: u32 = 16 * 1024;
const MEDIUM_SECTOR_SIZE: u32 = 64 * 1024;
const LARGE_SECTOR_SIZE: u32 = 128 * 1024;
const SECOND_BANK_SECTOR_OFFSET: u8 = 12;
fn is_dual_bank() -> bool {
match FLASH_SIZE / 1024 {
// 1 MB devices depend on configuration
@ -141,3 +144,110 @@ unsafe fn blocking_wait_ready() -> Result<(), Error> {
}
}
}
fn get_sector(address: u32, dual_bank: bool, flash_size: u32) -> FlashSector {
let offset = address - FLASH_BASE as u32;
if !dual_bank {
get_single_bank_sector(offset)
} else {
let bank_size = flash_size / 2;
if offset < bank_size {
get_single_bank_sector(offset)
} else {
let sector = get_single_bank_sector(offset - bank_size);
FlashSector {
index: SECOND_BANK_SECTOR_OFFSET + sector.index,
start: sector.start + bank_size,
size: sector.size,
}
}
}
}
fn get_single_bank_sector(offset: u32) -> FlashSector {
// First 4 sectors are 16KB, then one 64KB, and rest are 128KB
match offset / LARGE_SECTOR_SIZE {
0 => {
if offset < 4 * SMALL_SECTOR_SIZE {
let small_sector_index = offset / SMALL_SECTOR_SIZE;
FlashSector {
index: small_sector_index as u8,
start: FLASH_BASE as u32 + small_sector_index * SMALL_SECTOR_SIZE,
size: SMALL_SECTOR_SIZE,
}
} else {
FlashSector {
index: 4,
start: FLASH_BASE as u32 + 4 * SMALL_SECTOR_SIZE,
size: MEDIUM_SECTOR_SIZE,
}
}
}
i => {
let large_sector_index = i - 1;
FlashSector {
index: (5 + large_sector_index) as u8,
start: FLASH_BASE as u32 + 4 * SMALL_SECTOR_SIZE + MEDIUM_SECTOR_SIZE + large_sector_index * LARGE_SECTOR_SIZE,
size: LARGE_SECTOR_SIZE,
}
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn can_get_sector_single_bank() {
let assert_sector = |index: u8, start: u32, size: u32, addr: u32| {
assert_eq!(FlashSector { index, start, size }, get_sector(addr, false, 1024 * 1024))
};
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_0000);
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_3FFF);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_C000);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_FFFF);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_0000);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_FFFF);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0802_0000);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0803_FFFF);
assert_sector(11, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080E_0000);
assert_sector(11, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080F_FFFF);
}
#[test]
fn can_get_sector_dual_bank() {
let assert_sector = |index: u8, start: u32, size: u32, addr: u32| {
assert_eq!(FlashSector { index, start, size }, get_sector(addr, true, 1024 * 1024))
};
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_0000);
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_3FFF);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_C000);
assert_sector(3, 0x0800_C000, SMALL_SECTOR_SIZE, 0x0800_FFFF);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_0000);
assert_sector(4, 0x0801_0000, MEDIUM_SECTOR_SIZE, 0x0801_FFFF);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0802_0000);
assert_sector(5, 0x0802_0000, LARGE_SECTOR_SIZE, 0x0803_FFFF);
assert_sector(7, 0x0806_0000, LARGE_SECTOR_SIZE, 0x0806_0000);
assert_sector(7, 0x0806_0000, LARGE_SECTOR_SIZE, 0x0807_FFFF);
assert_sector(12, 0x0808_0000, SMALL_SECTOR_SIZE, 0x0808_0000);
assert_sector(12, 0x0808_0000, SMALL_SECTOR_SIZE, 0x0808_3FFF);
assert_sector(15, 0x0808_C000, SMALL_SECTOR_SIZE, 0x0808_C000);
assert_sector(15, 0x0808_C000, SMALL_SECTOR_SIZE, 0x0808_FFFF);
assert_sector(16, 0x0809_0000, MEDIUM_SECTOR_SIZE, 0x0809_0000);
assert_sector(16, 0x0809_0000, MEDIUM_SECTOR_SIZE, 0x0809_FFFF);
assert_sector(17, 0x080A_0000, LARGE_SECTOR_SIZE, 0x080A_0000);
assert_sector(17, 0x080A_0000, LARGE_SECTOR_SIZE, 0x080B_FFFF);
assert_sector(19, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080E_0000);
assert_sector(19, 0x080E_0000, LARGE_SECTOR_SIZE, 0x080F_FFFF);
}
}

64
embassy-stm32/src/flash/f7.rs
View file

@ -2,12 +2,14 @@ use core::convert::TryInto;
use core::ptr::write_volatile;
use core::sync::atomic::{fence, Ordering};
use embassy_hal_common::stm32::flash::f7::get_sector;
use super::WRITE_SIZE;
use super::{FlashSector, FLASH_BASE, WRITE_SIZE};
use crate::flash::Error;
use crate::pac;
const SMALL_SECTOR_SIZE: u32 = 32 * 1024;
const MEDIUM_SECTOR_SIZE: u32 = 128 * 1024;
const LARGE_SECTOR_SIZE: u32 = 256 * 1024;
pub(crate) unsafe fn lock() {
pac::FLASH.cr().modify(|w| w.set_lock(true));
}
@ -129,3 +131,59 @@ unsafe fn blocking_wait_ready() -> Result<(), Error> {
}
}
}
fn get_sector(address: u32) -> FlashSector {
// First 4 sectors are 32KB, then one 128KB, and rest are 256KB
let offset = address - FLASH_BASE as u32;
match offset / LARGE_SECTOR_SIZE {
0 => {
if offset < 4 * SMALL_SECTOR_SIZE {
let small_sector_index = offset / SMALL_SECTOR_SIZE;
FlashSector {
index: small_sector_index as u8,
start: FLASH_BASE as u32 + small_sector_index * SMALL_SECTOR_SIZE,
size: SMALL_SECTOR_SIZE,
}
} else {
FlashSector {
index: 4,
start: FLASH_BASE as u32 + 4 * SMALL_SECTOR_SIZE,
size: MEDIUM_SECTOR_SIZE,
}
}
}
i => {
let large_sector_index = i - 1;
FlashSector {
index: (5 + large_sector_index) as u8,
start: FLASH_BASE as u32 + 4 * SMALL_SECTOR_SIZE + MEDIUM_SECTOR_SIZE + large_sector_index * LARGE_SECTOR_SIZE,
size: LARGE_SECTOR_SIZE,
}
}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn can_get_sector() {
let assert_sector = |index: u8, start: u32, size: u32, addr: u32| {
assert_eq!(FlashSector { index, start, size }, get_sector(addr))
};
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_0000);
assert_sector(0, 0x0800_0000, SMALL_SECTOR_SIZE, 0x0800_7FFF);
assert_sector(3, 0x0801_8000, SMALL_SECTOR_SIZE, 0x0801_8000);
assert_sector(3, 0x0801_8000, SMALL_SECTOR_SIZE, 0x0801_FFFF);
assert_sector(4, 0x0802_0000, MEDIUM_SECTOR_SIZE, 0x0802_0000);
assert_sector(4, 0x0802_0000, MEDIUM_SECTOR_SIZE, 0x0803_FFFF);
assert_sector(5, 0x0804_0000, LARGE_SECTOR_SIZE, 0x0804_0000);
assert_sector(5, 0x0804_0000, LARGE_SECTOR_SIZE, 0x0807_FFFF);
assert_sector(7, 0x080C_0000, LARGE_SECTOR_SIZE, 0x080C_0000);
assert_sector(7, 0x080C_0000, LARGE_SECTOR_SIZE, 0x080F_FFFF);
}
}

7
embassy-stm32/src/flash/mod.rs
View file

@ -19,6 +19,13 @@ pub struct Flash<'d> {
_inner: PeripheralRef<'d, FLASH>,
}
#[derive(Debug, PartialEq)]
pub struct FlashSector {
pub index: u8,
pub start: u32,
pub size: u32,
}
static REGION_LOCK: Mutex<CriticalSectionRawMutex, ()> = Mutex::new(());
impl<'d> Flash<'d> {