diff options
Diffstat (limited to 'style.md')
| -rw-r--r-- | style.md | 31 |
1 files changed, 30 insertions, 1 deletions
@@ -30,12 +30,14 @@ before formatting as a failsafe. - custom typedefs are prefixed with `hh_` and suffixed with `_t` (e.g. `hh_bam_tile_t`) - library hooks that need specific symbol names are exempt from the naming conventions (e.g. `main` or `HAL_UART_MspInit`) +- names are always in English ## others - document **how to use** code using doxygen-style comments in headers - document **what code is doing** using inline comments (where applicable) - don't write redundant comments (e.g. `int c = a + b; // add a and b`) +- comments are always in English ### markdown @@ -50,4 +52,31 @@ before formatting as a failsafe. - use lower case keywords - testbench name is the component name with `_tb` as suffix - vhdl filename is the same as the component name - +- vhdl files should end in the `.vhd` file extension, not `.vhdl` +- use spaces around the colon used for setting the type of signal definitions +- do not mix uppercase and lowercase in entity/component/port/signal names +- remove the default vivado file headers (large comment blocks with file info) +- add a comment to the entity definition describing what the entity does +- library import names should be lowercase +- with the exception of off by one shifts, absolutely NO magic numbers are + allowed. use existing constants if possible, or create new ones in a consts + file instead of using magic numbers. +- entities/components without a generic map should put the opening `port (` on + the same line as the `entity ... is ` line +- entities/components with a generic map should be formatted like this: + ``` + entity ... is + generic map( + NAME : type := default; + NAME : type := default) + port map( + NAME : in type; + NAME : out type); + end ...; + ``` +- port/generic maps with only one signal should be condensed into a single line +- all library declarations should be grouped together at the top of the file +- all `use` directives should be grouped together below the library + declarations +- use a space before and after the comment syntax, e.g. `variable x : integer + := 0; -- comment here` |