src/interface_decl.py

   1 from params import *
   2
   3 #######====== Interface declarations =======#########
   4 mux_interface='''
   5                 method Action cell{0}_mux(Bit#('''+str(N_MUX)+''') in);'''
   6
   7 io_interface='''
   8                 (*always_ready*)        method  Bit#(1) io_outputval_{0};
   9                 (*always_ready*)        method  Bit#(1) io_output_en_{0};
  10                 (*always_ready*)        method  Bit#(1) io_input_en_{0};
  11                 (*always_ready*)        method  Bit#(1) io_pullup_en_{0};
  12                 (*always_ready*)        method  Bit#(1) io_pulldown_en_{0};
  13                 (*always_ready*)        method  Bit#(1) io_drivestrength_{0};
  14                 (*always_ready*)        method  Bit#(1) io_pushpull_en_{0};
  15                 (*always_ready*)        method  Bit#(1) io_opendrain_en_{0};
  16                 (*always_ready,always_enabled,result="io"*) method      Action  io_inputval_{0}(Bit#(1) in);
  17 '''
  18 #== Peripheral Interface definitions ==#
  19 # these are the interface of the peripherals to the pin mux
  20 # Outputs from the peripherals will be inputs to the pinmux
  21 # module. Hence the change in direction for most pins
  22
  23 uartinterface_decl='''
  24                 (*always_ready,always_enabled*) method Action tx_{0}(Bit#(1) in);
  25                 (*always_ready,always_enabled*) method Bit#(1) rx_{0};
  26 '''
  27
  28 spiinterface_decl='''
  29                 (*always_ready,always_enabled*) method Action sclk_{0} (Bit#(1) in);
  30                 (*always_ready,always_enabled*) method Action mosi_{0} (Bit#(1) in);
  31                 (*always_ready,always_enabled*) method Action ss_{0}   (Bit#(1) in);
  32                 (*always_ready,always_enabled*) method Bit#(1) miso_{0};
  33 '''
  34 #=======================================#
  35
  36