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stm32/sdmmc: add hil test for f4.
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3 files changed

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3 files changed

+234
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‎tests/stm32/Cargo.toml‎

Lines changed: 42 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -6,7 +6,7 @@ license = "MIT OR Apache-2.0"
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[features]
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stm32f103c8 = ["embassy-stm32/stm32f103c8"] # Blue Pill
9-
stm32f429zi = ["embassy-stm32/stm32f429zi"] # Nucleo
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stm32f429zi = ["embassy-stm32/stm32f429zi", "sdmmc"] # Nucleo
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stm32g071rb = ["embassy-stm32/stm32g071rb"] # Nucleo
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stm32c031c6 = ["embassy-stm32/stm32c031c6"] # Nucleo
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stm32g491re = ["embassy-stm32/stm32g491re"] # Nucleo
@@ -15,6 +15,8 @@ stm32wb55rg = ["embassy-stm32/stm32wb55rg"] # Nucleo
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stm32h563zi = ["embassy-stm32/stm32h563zi"] # Nucleo
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stm32u585ai = ["embassy-stm32/stm32u585ai"] # IoT board
1717

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sdmmc = []
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[dependencies]
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embassy-sync = { version = "0.2.0", path = "../../embassy-sync", features = ["defmt"] }
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embassy-executor = { version = "0.1.0", path = "../../embassy-executor", features = ["arch-cortex-m", "executor-thread", "defmt", "integrated-timers"] }
@@ -31,6 +33,45 @@ embedded-hal-1 = { package = "embedded-hal", version = "=1.0.0-alpha.10" }
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embedded-hal-async = { version = "=0.2.0-alpha.1" }
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panic-probe = { version = "0.3.0", features = ["print-defmt"] }
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# BEGIN TESTS
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# Generated by gen_test.py. DO NOT EDIT.
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[[bin]]
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name = "gpio"
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path = "src/bin/gpio.rs"
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required-features = []
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[[bin]]
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name = "sdmmc"
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path = "src/bin/sdmmc.rs"
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required-features = [ "sdmmc",]
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[[bin]]
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name = "spi"
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path = "src/bin/spi.rs"
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required-features = []
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[[bin]]
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name = "spi_dma"
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path = "src/bin/spi_dma.rs"
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required-features = []
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[[bin]]
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name = "timer"
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path = "src/bin/timer.rs"
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required-features = []
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[[bin]]
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name = "usart"
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path = "src/bin/usart.rs"
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required-features = []
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[[bin]]
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name = "usart_dma"
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path = "src/bin/usart_dma.rs"
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required-features = []
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# END TESTS
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3475
[profile.dev]
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debug = 2
3677
debug-assertions = true

‎tests/stm32/gen_test.py‎

Lines changed: 44 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,44 @@
1+
import os
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import toml
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from glob import glob
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abspath = os.path.abspath(__file__)
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dname = os.path.dirname(abspath)
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os.chdir(dname)
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# ======= load test list
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tests = {}
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for f in sorted(glob('./src/bin/*.rs')):
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name = os.path.splitext(os.path.basename(f))[0]
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features = []
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with open(f, 'r') as f:
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for line in f:
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if line.startswith('// required-features:'):
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features = line.split(':', 2)[1].strip().split(',')
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tests[name] = features
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# ========= Update Cargo.toml
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things = {
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'bin': [
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{
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'name': f'{name}',
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'path': f'src/bin/{name}.rs',
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'required-features': features,
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}
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for name, features in tests.items()
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]
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}
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SEPARATOR_START = '# BEGIN TESTS\n'
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SEPARATOR_END = '# END TESTS\n'
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HELP = '# Generated by gen_test.py. DO NOT EDIT.\n'
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with open('Cargo.toml', 'r') as f:
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data = f.read()
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before, data = data.split(SEPARATOR_START, maxsplit=1)
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_, after = data.split(SEPARATOR_END, maxsplit=1)
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data = before + SEPARATOR_START + HELP + \
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toml.dumps(things) + SEPARATOR_END + after
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with open('Cargo.toml', 'w') as f:
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f.write(data)

‎tests/stm32/src/bin/sdmmc.rs‎

Lines changed: 148 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,148 @@
1+
// required-features: sdmmc
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#![no_std]
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#![no_main]
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#![feature(type_alias_impl_trait)]
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6+
use defmt::{assert_eq, *};
7+
use embassy_executor::Spawner;
8+
use embassy_stm32::sdmmc::{DataBlock, Sdmmc};
9+
use embassy_stm32::time::mhz;
10+
use embassy_stm32::{interrupt, Config};
11+
use {defmt_rtt as _, panic_probe as _};
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#[embassy_executor::main]
14+
async fn main(_spawner: Spawner) {
15+
info!("Hello World!");
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let mut config = Config::default();
18+
config.rcc.sys_ck = Some(mhz(48));
19+
config.rcc.pll48 = true;
20+
let p = embassy_stm32::init(config);
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22+
#[cfg(feature = "stm32f429zi")]
23+
let (mut sdmmc, mut irq, mut dma, mut clk, mut cmd, mut d0, mut d1, mut d2, mut d3) = (
24+
p.SDIO,
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interrupt::take!(SDIO),
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p.DMA2_CH3,
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p.PC12,
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p.PD2,
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p.PC8,
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p.PC9,
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p.PC10,
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p.PC11,
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);
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// Arbitrary block index
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let block_idx = 16;
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let mut pattern1 = DataBlock([0u8; 512]);
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let mut pattern2 = DataBlock([0u8; 512]);
40+
for i in 0..512 {
41+
pattern1[i] = i as u8;
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pattern2[i] = !i as u8;
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}
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let mut block = DataBlock([0u8; 512]);
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// ======== Try 4bit. ==============
48+
info!("initializing in 4-bit mode...");
49+
let mut s = Sdmmc::new_4bit(
50+
&mut sdmmc,
51+
&mut irq,
52+
&mut dma,
53+
&mut clk,
54+
&mut cmd,
55+
&mut d0,
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&mut d1,
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&mut d2,
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&mut d3,
59+
Default::default(),
60+
);
61+
62+
let mut err = None;
63+
loop {
64+
match s.init_card(mhz(24)).await {
65+
Ok(_) => break,
66+
Err(e) => {
67+
if err != Some(e) {
68+
info!("waiting for card: {:?}", e);
69+
err = Some(e);
70+
}
71+
}
72+
}
73+
}
74+
75+
let card = unwrap!(s.card());
76+
77+
info!("Card: {:#?}", Debug2Format(card));
78+
info!("Clock: {}", s.clock());
79+
80+
info!("writing pattern1...");
81+
s.write_block(block_idx, &pattern1).await.unwrap();
82+
83+
info!("reading...");
84+
s.read_block(block_idx, &mut block).await.unwrap();
85+
assert_eq!(block, pattern1);
86+
87+
info!("writing pattern2...");
88+
s.write_block(block_idx, &pattern2).await.unwrap();
89+
90+
info!("reading...");
91+
s.read_block(block_idx, &mut block).await.unwrap();
92+
assert_eq!(block, pattern2);
93+
94+
drop(s);
95+
96+
// ======== Try 1bit. ==============
97+
info!("initializing in 1-bit mode...");
98+
let mut s = Sdmmc::new_1bit(
99+
&mut sdmmc,
100+
&mut irq,
101+
&mut dma,
102+
&mut clk,
103+
&mut cmd,
104+
&mut d0,
105+
Default::default(),
106+
);
107+
108+
let mut err = None;
109+
loop {
110+
match s.init_card(mhz(24)).await {
111+
Ok(_) => break,
112+
Err(e) => {
113+
if err != Some(e) {
114+
info!("waiting for card: {:?}", e);
115+
err = Some(e);
116+
}
117+
}
118+
}
119+
}
120+
121+
let card = unwrap!(s.card());
122+
123+
info!("Card: {:#?}", Debug2Format(card));
124+
info!("Clock: {}", s.clock());
125+
126+
info!("reading pattern2 written in 4bit mode...");
127+
s.read_block(block_idx, &mut block).await.unwrap();
128+
assert_eq!(block, pattern2);
129+
130+
info!("writing pattern1...");
131+
s.write_block(block_idx, &pattern1).await.unwrap();
132+
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info!("reading...");
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s.read_block(block_idx, &mut block).await.unwrap();
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assert_eq!(block, pattern1);
136+
137+
info!("writing pattern2...");
138+
s.write_block(block_idx, &pattern2).await.unwrap();
139+
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info!("reading...");
141+
s.read_block(block_idx, &mut block).await.unwrap();
142+
assert_eq!(block, pattern2);
143+
144+
drop(s);
145+
146+
info!("Test OK");
147+
cortex_m::asm::bkpt();
148+
}

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