Pad out asm function docs.

Author: thejpster

cortex-a-rt/src/lib.rs

@@ -368,29 +368,35 @@
 //!   initialization routines, so if our start-up routine doesn't work for you,
 //!   supply your own `_start` function (but feel free to call our
 //!   `_default_start` as part of it).
+//!
 //! * `_asm_undefined_handler` - a naked function to call when an Undefined
 //!   Exception occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_undefined_handler` but you can override it. The provided
 //!   default handler will call `_undefined_handler`, saving state as required.
+//!
 //! * `_asm_svc_handler` - a naked function to call when an SVC Exception
 //!   occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_svc_handler` but you can override it. The provided default
 //!   handler will call `_svc_handler`, saving state as required.
+//!
 //! * `_asm_prefetch_abort_handler` - a naked function to call when a Prefetch
 //!   Exception occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_prefetch_abort_handler` but you can override it. The
 //!   provided default handler will call `_prefetch_abort_handler`, saving state
 //!   as required. Note that Prefetch Abort Exceptions are handled in Abort
 //!   Mode, Monitor Mode or Hyp Mode, depending on CPU configuration. There is
 //!   no Prefetch Abort mode, so there is no Prefetch Abort Mode stack.
+//!
 //! * `_asm_data_abort_handler` - a naked function to call when an Abort
 //!   Exception occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_data_abort_handler` but you can override it. The provided
 //!   default handler will call `_data_abort_handler`, saving state as required.
+//!
 //! * `_asm_irq_handler` - a naked function to call when an Undefined Exception
 //!   occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_irq_handler` but you can override it. The provided default
 //!   handler will call `_irq_handler`, saving state as required.
+//!
 //! * `_asm_fiq_handler` - a naked function to call when a Fast Interrupt
 //!   Request (FIQ) occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_fiq_handler` but you can override it. The provided default

cortex-r-rt/src/lib.rs

@@ -367,29 +367,35 @@
 //!   initialization routines, so if our start-up routine doesn't work for you,
 //!   supply your own `_start` function (but feel free to call our
 //!   `_default_start` as part of it).
+//!
 //! * `_asm_undefined_handler` - a naked function to call when an Undefined
 //!   Exception occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_undefined_handler` but you can override it. The provided
 //!   default handler will call `_undefined_handler`, saving state as required.
+//!
 //! * `_asm_svc_handler` - a naked function to call when an SVC Exception
 //!   occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_svc_handler` but you can override it. The provided default
 //!   handler will call `_svc_handler`, saving state as required.
+//!
 //! * `_asm_prefetch_abort_handler` - a naked function to call when a Prefetch
 //!   Exception occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_prefetch_abort_handler` but you can override it. The
 //!   provided default handler will call `_prefetch_abort_handler`, saving state
 //!   as required. Note that Prefetch Abort Exceptions are handled in Abort
 //!   Mode, Monitor Mode or Hyp Mode, depending on CPU configuration. There is
 //!   no Prefetch Abort mode, so there is no Prefetch Abort Mode stack.
+//!
 //! * `_asm_data_abort_handler` - a naked function to call when an Abort
 //!   Exception occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_data_abort_handler` but you can override it. The provided
 //!   default handler will call `_data_abort_handler`, saving state as required.
+//!
 //! * `_asm_irq_handler` - a naked function to call when an Undefined Exception
 //!   occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_irq_handler` but you can override it. The provided default
 //!   handler will call `_irq_handler`, saving state as required.
+//!
 //! * `_asm_fiq_handler` - a naked function to call when a Fast Interrupt
 //!   Request (FIQ) occurs. Our linker script PROVIDEs a default function at
 //!   `_asm_default_fiq_handler` but you can override it. The provided default