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#!/usr/bin/env python
#
# Copyright 2008,2009 Free Software Foundation, Inc.
#
# This file is part of GNU Radio
#
# GNU Radio is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either asversion 3, or (at your option)
# any later version.
#
# GNU Radio is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Radio; see the file COPYING. If not, write to
# the Free Software Foundation, Inc., 51 Franklin Street,
# Boston, MA 02110-1301, USA.
import re
import os
import sys
from Cheetah.Template import Template
def parse_tmpl(_tmpl_text, **kwargs):
return str(Template(_tmpl_text, kwargs))
def safe_makedirs(path):
not os.path.isdir(path) and os.makedirs(path)
########################################################################
# Template for raw text data describing registers
# name addr[bit range inclusive] default optional enums
########################################################################
REGS_DATA_TMPL="""\
########################################################################
## address 0
########################################################################
sdio_bidirectional 0[7] 0 input, io
lsb_msb_first 0[6] 0 msb, lsb
soft_reset 0[5] 0
sleep_mode 0[4] 0
power_down_mode 0[3] 0
x_1r_2r_mode 0[2] 0 2r, 1r
pll_lock_indicator 0[1] 0
########################################################################
## address 1
########################################################################
filter_interp_rate 1[6:7] 0 1x, 2x, 4x, 8x
modulation_mode 1[4:5] 0 none, fs_2, fs_4, fs_8
zero_stuff_mode 1[3] 0
mix_mode 1[2] 1 complex, real
modulation_form 1[1] 0 e_minus_jwt, e_plus_jwt
data_clk_pll_lock_sel 1[0] 0 pll_lock, data_clk
########################################################################
## address 2
########################################################################
signed_input_data 2[7] 0 signed, unsigned
two_port_mode 2[6] 0 two_port, one_port
dataclk_driver_strength 2[5] 0 weak, strong
dataclk_invert 2[4] 0
oneportclk_invert 2[2] 0
iqsel_invert 2[1] 0
iq_first 2[0] 0 i_first, q_first
########################################################################
## address 3
########################################################################
data_rate_clock_output 3[7] 0 pll_lock, spi_sdo
pll_divide_ratio 3[0:1] 0 div1, div2, div4, div8
########################################################################
## address 4
########################################################################
pll_state 4[7] 0 off, on
auto_cp_control 4[6] 0 dis, enb
pll_cp_control 4[0:2] 0 50ua=0, 100ua=1, 200ua=2, 400ua=3, 800ua=7
########################################################################
## address 5 and 9
########################################################################
idac_fine_gain_adjust 5[0:7] 0
qdac_fine_gain_adjust 9[0:7] 0
########################################################################
## address 6 and A
########################################################################
idac_coarse_gain_adjust 6[0:3] 0
qdac_coarse_gain_adjust A[0:3] 0
########################################################################
## address 7, 8 and B, C
########################################################################
idac_offset_adjust_msb 7[0:7] 0
idac_offset_adjust_lsb 8[0:1] 0
idac_ioffset_direction 8[7] 0 out_a, out_b
qdac_offset_adjust_msb B[0:7] 0
qdac_offset_adjust_lsb C[0:1] 0
qdac_ioffset_direction C[7] 0 out_a, out_b
"""
########################################################################
# Header and Source templates below
########################################################################
HEADER_TEXT="""
#import time
/***********************************************************************
* This file was generated by $file on $time.strftime("%c")
**********************************************************************/
\#ifndef INCLUDED_AD9777_REGS_HPP
\#define INCLUDED_AD9777_REGS_HPP
\#include <boost/cstdint.hpp>
struct ad9777_regs_t{
#for $reg in $regs
#if $reg.get_enums()
enum $(reg.get_name())_t{
#for $i, $enum in enumerate($reg.get_enums())
#set $end_comma = ',' if $i < len($reg.get_enums())-1 else ''
$(reg.get_name().upper())_$(enum[0].upper()) = $enum[1]$end_comma
#end for
} $reg.get_name();
#else
boost::$reg.get_stdint_type() $reg.get_name();
#end if
#end for
ad9777_regs_t(void){
#for $reg in $regs
$reg.get_name() = $reg.get_default();
#end for
}
boost::uint32_t get_reg(boost::uint8_t addr){
boost::uint32_t reg = 0;
switch(addr){
#for $addr in sorted(set(map(lambda r: r.get_addr(), $regs)))
case $addr:
#for $reg in filter(lambda r: r.get_addr() == addr, $regs)
reg |= (boost::uint32_t($reg.get_name()) & $reg.get_mask()) << $reg.get_shift();
#end for
break;
#end for
}
return reg;
}
boost::uint16_t get_write_reg(boost::uint8_t addr){
return (boost::uint16_t(addr) << 8) | get_reg(addr);
}
boost::uint16_t get_read_reg(boost::uint8_t addr){
return (boost::uint16_t(addr) << 8) | (1 << 7);
}
};
\#endif /* INCLUDED_AD9777_REGS_HPP */
"""
class reg:
def __init__(self, reg_des):
x = re.match('^(\w*)\s*(\w*)\[(.*)\]\s*(\w*)\s*(.*)$', reg_des)
name, addr, bit_range, default, enums = x.groups()
#store variables
self._name = name
self._addr = int(addr, 16)
if ':' in bit_range: self._addr_spec = sorted(map(int, bit_range.split(':')))
else: self._addr_spec = int(bit_range), int(bit_range)
self._default = int(default, 16)
#extract enum
self._enums = list()
if enums:
enum_val = 0
for enum_str in map(str.strip, enums.split(',')):
if '=' in enum_str:
enum_name, enum_val = enum_str.split('=')
enum_val = int(enum_val)
else: enum_name = enum_str
self._enums.append((enum_name, enum_val))
enum_val += 1
def get_addr(self): return self._addr
def get_enums(self): return self._enums
def get_name(self): return self._name
def get_default(self):
for key, val in self.get_enums():
if val == self._default: return str.upper('%s_%s'%(self.get_name(), key))
return self._default
def get_stdint_type(self):
if self.get_bit_width() <= 8: return 'uint8_t'
if self.get_bit_width() <= 16: return 'uint16_t'
if self.get_bit_width() <= 32: return 'uint32_t'
if self.get_bit_width() <= 64: return 'uint64_t'
raise Exception, 'too damn big'
def get_shift(self): return self._addr_spec[0]
def get_mask(self): return hex(int('1'*self.get_bit_width(), 2))
def get_bit_width(self): return self._addr_spec[1] - self._addr_spec[0] + 1
if __name__ == '__main__':
regs = map(reg, parse_tmpl(REGS_DATA_TMPL).splitlines())
safe_makedirs(os.path.dirname(sys.argv[1]))
open(sys.argv[1], 'w').write(parse_tmpl(HEADER_TEXT, regs=regs, file=__file__))
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