diff options
Diffstat (limited to 'src/doc')
| -rw-r--r-- | src/doc/unstable-book/src/language-features/cmse-nonsecure-entry.md | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/doc/unstable-book/src/language-features/cmse-nonsecure-entry.md b/src/doc/unstable-book/src/language-features/cmse-nonsecure-entry.md index 338fbc4b2bf..ca95ccf33ac 100644 --- a/src/doc/unstable-book/src/language-features/cmse-nonsecure-entry.md +++ b/src/doc/unstable-book/src/language-features/cmse-nonsecure-entry.md @@ -15,10 +15,10 @@ LLVM, the Rust compiler and the linker are providing TrustZone-M feature. One of the things provided, with this unstable feature, is the -`cmse_nonsecure_entry` attribute. This attribute marks a Secure function as an +`C-cmse-nonsecure-entry` ABI. This ABI marks a Secure function as an entry function (see [section 5.4](https://developer.arm.com/documentation/ecm0359818/latest/) for details). -With this attribute, the compiler will do the following: +With this ABI, the compiler will do the following: * add a special symbol on the function which is the `__acle_se_` prefix and the standard function name * constrain the number of parameters to avoid using the Non-Secure stack @@ -38,11 +38,11 @@ gateway veneer. <!-- NOTE(ignore) this example is specific to thumbv8m targets --> ``` rust,ignore +#![no_std] #![feature(cmse_nonsecure_entry)] #[no_mangle] -#[cmse_nonsecure_entry] -pub extern "C" fn entry_function(input: u32) -> u32 { +pub extern "C-cmse-nonsecure-entry" fn entry_function(input: u32) -> u32 { input + 6 } ``` |