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Merge pull request #10 from strath-sdr/update_clocks
Update clocks
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| import os | ||
| import xrfclk | ||
|
|
||
| def _get_lmclk_devices(): | ||
| """Populate LMK and LMX devices. | ||
| """ | ||
|
|
||
| # Search for devices if none exist | ||
| if xrfclk.lmk_devices == [] and xrfclk.lmx_devices == []: | ||
| xrfclk.xrfclk._find_devices() | ||
|
|
||
| def _get_custom_lmclks(loc): | ||
| """Search for LMK and LMX clock files with a given address. | ||
| """ | ||
|
|
||
| # Check type and value | ||
| if not isinstance(loc, str): | ||
| raise TypeError('Address location must be a string.') | ||
| if not os.path.isdir(loc): | ||
| raise ValueError('Address location does not exist.') | ||
|
|
||
| # Variables | ||
| lmk_loc = '' | ||
| lmx_loc = '' | ||
| lmclk_loc = '' | ||
|
|
||
| # Walk through directory and find .txt files | ||
| for root, dirs, files in os.walk(loc): | ||
| for d in dirs: | ||
| for lmk in xrfclk.lmk_devices: | ||
| if d == lmk['compatible']: | ||
| lmclk_loc = os.path.join(root, d) | ||
| break | ||
|
|
||
| # Check variable is empty | ||
| if lmclk_loc == '': | ||
| raise RuntimeError('Could not find lmclk files.') | ||
|
|
||
| # Use root directory to extract LMK and LMX locs | ||
| for file in os.listdir(lmclk_loc): | ||
| if file.endswith('.txt'): | ||
| if 'LMK' in file: | ||
| lmk_loc = os.path.join(lmclk_loc, file) | ||
| elif 'LMX' in file: | ||
| lmx_loc = os.path.join(lmclk_loc, file) | ||
|
|
||
| # Check variables are empty | ||
| if lmk_loc == '' or lmx_loc == '': | ||
| raise RuntimeError('Could not find lmclk files.') | ||
|
|
||
| return lmk_loc, lmx_loc | ||
|
|
||
| def _get_custom_lmclk_props(lmk_loc, lmx_loc): | ||
| """Obtain the properties for LMK and LMX clocks using | ||
| a set of address locations for clock files. | ||
| """ | ||
|
|
||
| # Check type, value, and file format | ||
| if not isinstance(lmk_loc, str) or not isinstance(lmx_loc, str): | ||
| raise TypeError('TICS files must be a string.') | ||
| if not os.path.isfile(lmk_loc) or not os.path.isfile(lmx_loc): | ||
| raise ValueError('TICS file paths do not exist.') | ||
| if not lmk_loc[-4:] == '.txt' or not lmx_loc[-4:] == '.txt': | ||
| raise ValueError('TICS files must be .txt files.') | ||
|
|
||
| # Strip file name from arguments | ||
| lmk_name = lmk_loc.split('/')[-1] | ||
| lmx_name = lmx_loc.split('/')[-1] | ||
|
|
||
| # Split file name into LMK and LMX chip and freq (strip .txt) | ||
| lmk_split = lmk_name.strip('.txt').split('_') | ||
| lmx_split = lmx_name.strip('.txt').split('_') | ||
|
|
||
| # Obtain LMK and LMX chip and freq components and | ||
| # check for errors in format | ||
| if len(lmk_split) == 2 and len(lmx_split) == 2: | ||
| lmk_chip, lmk_freq = lmk_split | ||
| lmx_chip, lmx_freq = lmx_split | ||
| else: | ||
| raise ValueError('TICS file names have incorrect format.') | ||
|
|
||
| # Open files and parse registers | ||
| with open(lmk_loc, 'r') as file: | ||
| reg = [line.rstrip("\n") for line in file] | ||
| lmk_reg = [int(r.split('\t')[-1], 16) for r in reg] | ||
| with open(lmx_loc, 'r') as file: | ||
| reg = [line.rstrip("\n") for line in file] | ||
| lmx_reg = [int(r.split('\t')[-1], 16) for r in reg] | ||
|
|
||
| # Populate TICS file dictionary | ||
| clk_props = { | ||
| 'lmk' : { | ||
| 'file' : lmk_name, | ||
| 'loc' : lmk_loc, | ||
| 'chip' : lmk_chip, | ||
| 'freq' : lmk_freq, | ||
| 'reg' : lmk_reg | ||
| }, | ||
| 'lmx' : { | ||
| 'file' : lmx_name, | ||
| 'loc' : lmx_loc, | ||
| 'chip' : lmx_chip, | ||
| 'freq' : lmx_freq, | ||
| 'reg' : lmx_reg | ||
| } | ||
| } | ||
|
|
||
| return clk_props | ||
|
|
||
| def _program_custom_lmclks(clk_props): | ||
| """Program the LMK and LMX clocks using clock properties. | ||
| """ | ||
|
|
||
| # Program each device | ||
| for lmk in xrfclk.lmk_devices: | ||
| xrfclk.xrfclk._write_LMK_regs(clk_props['lmk']['reg'], lmk) | ||
| for lmx in xrfclk.lmx_devices: | ||
| xrfclk.xrfclk._write_LMX_regs(clk_props['lmx']['reg'], lmx) | ||
|
|
||
| def set_custom_lmclks(): | ||
| """Populate LMK and LMX clocks. Search for clock files. | ||
| Obtain the properties of the clock files. Program the | ||
| LMK and LMX clocks with the properties of the files. | ||
| """ | ||
|
|
||
| # Ensure LMK and LMX devices are known | ||
| _get_lmclk_devices() | ||
|
|
||
| # Get custom ref clock locs | ||
| cwd = os.path.dirname(os.path.realpath(__file__)) | ||
| lmk_loc, lmx_loc = _get_custom_lmclks(cwd) | ||
|
|
||
| # Get custom ref clock props | ||
| clk_props = _get_custom_lmclk_props(lmk_loc, lmx_loc) | ||
|
|
||
| # Program custom ref clocks | ||
| _program_custom_lmclks(clk_props) | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| R0 (INIT) 0x00160040 | ||
| R0 0x00143200 | ||
| R1 0x00143201 | ||
| R2 0x00140322 | ||
| R3 0xC0140023 | ||
| R4 0x40140024 | ||
| R5 0x80141E05 | ||
| R6 0x01100006 | ||
| R7 0x01100007 | ||
| R8 0x06010008 | ||
| R9 0x55555549 | ||
| R10 0x9102410A | ||
| R11 0x0401100B | ||
| R12 0x1B0C006C | ||
| R13 0x2302886D | ||
| R14 0x0200000E | ||
| R15 0x8000800F | ||
| R16 0xC1550410 | ||
| R24 0x00000058 | ||
| R25 0x02C9C419 | ||
| R26 0x8FA8001A | ||
| R27 0x10001E1B | ||
| R28 0x0021201C | ||
| R29 0x0180033D | ||
| R30 0x0200033E | ||
| R31 0x003F001F |
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