ARM PrimeCelL PL320 Technical Reference Manual page 11

Conventions
ARM DDI 0306B
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Conventions that this manual can use are described in:
• Typographical
• Timing diagrams
• Signals on page xii
• Numbering on page xiii.
Typographical
The typographical conventions are:
italic Highlights important notes, introduces special terminology,
denotes internal cross-references, and citations.
bold Highlights interface elements, such as menu names. Denotes
signal names. Also used for terms in descriptive lists, where
appropriate.
monospace Denotes text that you can enter at the keyboard, such as
commands, file and program names, and source code.
Denotes a permitted abbreviation for a command or option. You
monospace
can enter the underlined text instead of the full command or option
name.
Denotes arguments to monospace text where the argument is to be
monospace italic
replaced by a specific value.
monospace bold Denotes language keywords when used outside example code.
< and > Angle brackets enclose replaceable terms for assembler syntax
where they appear in code or code fragments. They appear in
normal font in running text. For example:
•
•
Timing diagrams
The figure named Key to timing diagram conventions on page xii explains the
components used in timing diagrams. Variations, when they occur, have clear labels.
You must not assume any timing information that is not explicit in the diagrams.
Copyright © 2003, 2004. ARM Limited. All rights reserved.
MRC p15, 0 <Rd>, <CRn>, <CRm>, <Opcode_2>
The Opcode_2 value selects which register is accessed.
Preface
xi