diff options
| author |  Norbert Fabritius <norbert.fabritius@esrlabs.com>
| 2023-01-11 13:34:38 +0100 |
|---|---|---|
| committer |  Adam Greig <adam@adamgreig.com>
| 2023-02-17 18:21:29 +0000 |
| commit | 4bf9ef46bae593974e00b3ca072341586d492164 (patch) | |
| tree | 562c73b8aebfd1238c30891da6d30c38552fe2d6 /cortex-m-rt/src/lib.rs | |
| parent | 26cae65548eb2c594427caf4a9638e0fdc4f1ba1 (diff) | |
| download | cortex-m-4bf9ef46bae593974e00b3ca072341586d492164.tar.gz cortex-m-4bf9ef46bae593974e00b3ca072341586d492164.tar.zst cortex-m-4bf9ef46bae593974e00b3ca072341586d492164.zip | |
zero-init-ram: Expand comment above asm code
Diffstat (limited to 'cortex-m-rt/src/lib.rs')
| -rw-r--r-- | cortex-m-rt/src/lib.rs | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/cortex-m-rt/src/lib.rs b/cortex-m-rt/src/lib.rs index f9df60a..6f9f299 100644 --- a/cortex-m-rt/src/lib.rs +++ b/cortex-m-rt/src/lib.rs @@ -521,8 +521,8 @@ cfg_global_asm! { "ldr r0, =_stack_start msr msp, r0", - // If enabled, initialize RAM with zeros. This is normally not necessary but might be required - // on custom hardware. + // If enabled, initialize RAM with zeros. This is not usually required, but might be necessary + // to properly initialize checksum-based memory integrity measures on safety-critical hardware. #[cfg(feature = "zero-init-ram")] "ldr r0, =_ram_start ldr r1, =_ram_end |