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| author | Ulf Lilleengen <[email protected]> | 2025-05-09 13:05:23 +0200 |
|---|---|---|
| committer | GitHub <[email protected]> | 2025-05-09 13:05:23 +0200 |
| commit | 64a2b9b2a36adbc26117b8e76ae2b178a5e3eb9f (patch) | |
| tree | 22fba36ec13d257189701e4a053b930032480cb3 /docs/pages | |
| parent | aa8703360e913ae39cf8f24aae4a68158b7d6208 (diff) | |
| parent | f5ddb9358f841d1a1e3a996eb30d7d9fd5d44d38 (diff) | |
Merge pull request #4170 from yutannihilation/chore/fix-unsafe-attribute-rust2024
chore: Wrap `link_section` attribute in example code with `unsafe()` for compatibility with Rust 2024 edition
Diffstat (limited to 'docs/pages')
| -rw-r--r-- | docs/pages/faq.adoc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/docs/pages/faq.adoc b/docs/pages/faq.adoc index a535e89f8..b21be9a30 100644 --- a/docs/pages/faq.adoc +++ b/docs/pages/faq.adoc | |||
| @@ -268,7 +268,7 @@ General steps: | |||
| 268 | 1. Find out which memory region BDMA has access to. You can get this information from the bus matrix and the memory mapping table in the STM32 datasheet. | 268 | 1. Find out which memory region BDMA has access to. You can get this information from the bus matrix and the memory mapping table in the STM32 datasheet. |
| 269 | 2. Add the memory region to `memory.x`, you can modify the generated one from https://github.com/embassy-rs/stm32-data-generated/tree/main/data/chips. | 269 | 2. Add the memory region to `memory.x`, you can modify the generated one from https://github.com/embassy-rs/stm32-data-generated/tree/main/data/chips. |
| 270 | 3. You might need to modify `build.rs` to make cargo pick up the modified `memory.x`. | 270 | 3. You might need to modify `build.rs` to make cargo pick up the modified `memory.x`. |
| 271 | 4. In your code, access the defined memory region using `#[link_section = ".xxx"]` | 271 | 4. In your code, access the defined memory region using `#[unsafe(link_section = ".xxx")]` |
| 272 | 5. Copy data to that region before using BDMA. | 272 | 5. Copy data to that region before using BDMA. |
| 273 | 273 | ||
| 274 | See link:https://github.com/embassy-rs/embassy/blob/main/examples/stm32h7/src/bin/spi_bdma.rs[SMT32H7 SPI BDMA example] for more details. | 274 | See link:https://github.com/embassy-rs/embassy/blob/main/examples/stm32h7/src/bin/spi_bdma.rs[SMT32H7 SPI BDMA example] for more details. |