Coverage for hdl_registers/register_modes.py: 100%

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1# -------------------------------------------------------------------------------------------------- 

2# Copyright (c) Lukas Vik. All rights reserved. 

3# 

4# This file is part of the hdl-registers project, an HDL register generator fast enough to run 

5# in real time. 

6# https://hdl-registers.com 

7# https://github.com/hdl-registers/hdl-registers 

8# -------------------------------------------------------------------------------------------------- 

9 

10# Local folder libraries 

11from .register_mode import RegisterMode 

12 

13# The official register modes in hdl-registers. 

14# This dictionary maps the official shorthand name of the mode to the object that describes 

15# the mode. 

16REGISTER_MODES = dict( 

17 r=RegisterMode( 

18 shorthand="r", 

19 name="Read", 

20 description="Software can read a value that hardware provides.", 

21 software_can_read=True, 

22 software_can_write=False, 

23 hardware_has_up=True, 

24 ), 

25 w=RegisterMode( 

26 shorthand="w", 

27 name="Write", 

28 description="Software can write a value that is available for hardware usage.", 

29 software_can_read=False, 

30 software_can_write=True, 

31 hardware_has_up=False, 

32 ), 

33 r_w=RegisterMode( 

34 shorthand="r_w", 

35 name="Read, Write", 

36 description=( 

37 "Software can write a value and read it back. " 

38 "The written value is available for hardware usage." 

39 ), 

40 software_can_read=True, 

41 software_can_write=True, 

42 hardware_has_up=False, 

43 ), 

44 wpulse=RegisterMode( 

45 shorthand="wpulse", 

46 name="Write-pulse", 

47 description="Software can write a value that is asserted for one clock cycle in hardware.", 

48 software_can_read=False, 

49 software_can_write=True, 

50 hardware_has_up=False, 

51 ), 

52 r_wpulse=RegisterMode( 

53 shorthand="r_wpulse", 

54 name="Read, Write-pulse", 

55 description=( 

56 "Software can read a value that hardware provides. " 

57 "Software can write a value that is asserted for one clock cycle in hardware." 

58 ), 

59 software_can_read=True, 

60 software_can_write=True, 

61 hardware_has_up=True, 

62 ), 

63)