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[docs] SW/crt0: minor edits

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stnolting 2024-07-06 18:00:28 +02:00
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docs/datasheet/software.adoc
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@ -535,14 +535,9 @@ The `crt0.S` start-up performs the following operations:
. If `main` returns:
** All interrupt sources are disabled by clearing <<_mie>>.
** The return value of `main` is copied to the <<_mscratch>> CSR to allow inspection by the debugger.
** Call all _destructors_ (if there are any).
** Call all _destructors_ (if there are any). If any destructor causes an exception the crt0's trap handler is used for handling (= skipping) this.
** The CPU enters sleep mode executing the `wfi` instruction in an endless loop.
.Bootloader Start-Up Code
[NOTE]
The bootloader uses the same start-up code as any "usual" application. However, certain parts are omitted when compiling
`crt0` for the bootloader (like calling constructors and destructors). See the `crt0` source code for more information.
:sectnums:
===== Early Trap Handler