-class uart(PBase):
-
- def slowimport(self):
- return " import Uart_bs :: *;\n" + \
- " import RS232_modified::*;"
-
- def slowifdecl(self):
- return " interface RS232 uart{0}_coe;\n" + \
- " method Bit#(1) uart{0}_intr;"
-
- def num_axi_regs32(self):
- return 8
-
- def mkslow_peripheral(self, size=0):
- return " Ifc_Uart_bs uart{0} <- \n" + \
- " mkUart_bs(clocked_by sp_clock,\n" + \
- " reset_by uart_reset, sp_clock, sp_reset);"
-
- def _mk_connection(self, name=None, count=0):
- return "uart{0}.slave_axi_uart"
-
- def pinname_out(self, pname):
- return {'tx': 'coe_rs232.sout'}.get(pname, '')
-
- def pinname_in(self, pname):
- return {'rx': 'coe_rs232.sin'}.get(pname, '')
-
-
-class quart(PBase):
-
- def slowimport(self):
- return " import Uart16550 :: *;"
-
- def slowifdecl(self):
- return " interface RS232_PHY_Ifc quart{0}_coe;\n" + \
- " method Bit#(1) quart{0}_intr;"
-
- def num_axi_regs32(self):
- return 8
-
- def mkslow_peripheral(self, size=0):
- return " Uart16550_AXI4_Lite_Ifc quart{0} <- \n" + \
- " mkUart16550(clocked_by sp_clock,\n" + \
- " reset_by uart_reset, sp_clock, sp_reset);"
-
- def _mk_connection(self, name=None, count=0):
- return "quart{0}.slave_axi_uart"
-
- def pinname_out(self, pname):
- return {'tx' : 'coe_rs232.modem_output_stx',
- 'rts': 'coe_rs232.modem_output_rts',
- }.get(pname, '')
-
- def _pinname_in(self, pname):
- return {'rx': 'coe_rs232.modem_input.srx',
- 'cts': 'coe_rs232.modem_input.cts'
- }.get(pname, '')
-
- def mk_pincon(self, name, count):
- ret = [PBase.mk_pincon(self, name, count)]
- ret.append(" rule con_%s%d_io_in;" % (name, count))
- ret.append(" {0}{1}.coe_rs232.modem_input(".format(name, count))
- for idx, pname in enumerate(['rx', 'cts']):
- sname = self.peripheral.pname(pname).format(count)
- ps = "pinmux.peripheral_side.%s" % sname
- ret.append(" {0},".format(ps))
- ret.append(" 1'b1,1'b0,1'b1")
- ret.append(" );")
- ret.append(" endrule")
-
- return '\n'.join(ret)
-
- def num_irqs(self):
- return 1
-
- def plic_object(self, pname, idx):
- return "{0}_interrupt.read".format(pname)
-
- def mk_plic(self, inum, irq_offs):
- name = self.get_iname(inum)
- ret = [uart_plic_template.format(name, irq_offs)]
- (ret2, irq_offs) = PBase.mk_plic(self, inum, irq_offs)
- ret.append(ret2)
- return ('\n'.join(ret), irq_offs)
-
- def mk_ext_ifacedef(self, iname, inum):
- name = self.get_iname(inum)
- return " method {0}_intr = {0}.irq;".format(name)
-
- def slowifdeclmux(self):
- return " method Bit#(1) {1}{0}_intr;"
-
-uart_plic_template = """\
- // PLIC {0} synchronisation with irq {1}
- SyncBitIfc#(Bit#(1)) {0}_interrupt <-
- mkSyncBitToCC(sp_clock, uart_reset);
- rule plic_synchronize_{0}_interrupt_{1};
- {0}_interrupt.send({0}.irq);
- endrule
-"""
-
-class rs232(PBase):
-
- def slowimport(self):
- return " import Uart_bs::*;\n" + \
- " import RS232_modified::*;"
-
- def slowifdecl(self):
- return " interface RS232 uart{0}_coe;"
-
- def num_axi_regs32(self):
- return 2
-
- def mkslow_peripheral(self, size=0):
- return " //Ifc_Uart_bs uart{0} <-" + \
- " // mkUart_bs(clocked_by uart_clock,\n" + \
- " // reset_by uart_reset,sp_clock, sp_reset);" +\
- " Ifc_Uart_bs uart{0} <-" + \
- " mkUart_bs(clocked_by sp_clock,\n" + \
- " reset_by sp_reset, sp_clock, sp_reset);"
-
- def _mk_connection(self, name=None, count=0):
- return "uart{0}.slave_axi_uart"
-
- def pinname_out(self, pname):
- return {'tx': 'coe_rs232.sout'}.get(pname, '')
-
- def pinname_in(self, pname):
- return {'rx': 'coe_rs232.sin'}.get(pname, '')
-
-
-class twi(PBase):
-
- def slowimport(self):
- return " import I2C_top :: *;"
-
- def slowifdecl(self):
- return " interface I2C_out twi{0}_out;\n" + \
- " method Bit#(1) twi{0}_isint;"
-
- def num_axi_regs32(self):
- return 8
-
- def mkslow_peripheral(self, size=0):
- return " I2C_IFC twi{0} <- mkI2CController();"
-
- def _mk_connection(self, name=None, count=0):
- return "twi{0}.slave_i2c_axi"
-
- def pinname_out(self, pname):
- return {'sda': 'out.sda_out',
- 'scl': 'out.scl_out'}.get(pname, '')
-
- def pinname_in(self, pname):
- return {'sda': 'out.sda_in',
- 'scl': 'out.scl_in'}.get(pname, '')
-
- def pinname_outen(self, pname):
- return {'sda': 'out.sda_out_en',
- 'scl': 'out.scl_out_en'}.get(pname, '')
-
- def pinname_tweak(self, pname, typ, txt):
- if typ == 'outen':
- return "pack({0})".format(txt)
- return txt
-
- def num_irqs(self):
- return 3
-
- def plic_object(self, pname, idx):
- return ["{0}.isint()",
- "{0}.timerint()",
- "{0}.isber()"
- ][idx].format(pname)
-
- def mk_ext_ifacedef(self, iname, inum):
- name = self.get_iname(inum)
- return " method {0}_isint = {0}.isint;".format(name)
-
- def slowifdeclmux(self):
- return " method Bit#(1) {1}{0}_isint;"
-
-
-class eint(PBase):
-
- def slowimport(self):
- size = len(self.peripheral.pinspecs)
- return " `define NUM_EINTS %d" % size
-
- def mkslow_peripheral(self, size=0):
- size = len(self.peripheral.pinspecs)
- return " Wire#(Bit#(%d)) wr_interrupt <- mkWire();" % size
-
- def axi_slave_name(self, name, ifacenum):
- return ''
-
- def axi_slave_idx(self, idx, name, ifacenum):
- return ('', 0)
-
- def axi_addr_map(self, name, ifacenum):
- return ''
-
- def ifname_tweak(self, pname, typ, txt):
- if typ != 'in':
- return txt
- print "ifnameweak", pname, typ, txt
- return "wr_interrupt[{0}] <= ".format(pname)
-
- def mk_pincon(self, name, count):
- ret = [PBase.mk_pincon(self, name, count)]
- size = len(self.peripheral.pinspecs)
- ret.append(eint_pincon_template.format(size))
- ret.append(" rule con_%s%d_io_in;" % (name, count))
- ret.append(" wr_interrupt <= ({")
- for idx, p in enumerate(self.peripheral.pinspecs):
- pname = p['name']
- sname = self.peripheral.pname(pname).format(count)
- ps = "pinmux.peripheral_side.%s" % sname
- comma = '' if idx == size - 1 else ','
- ret.append(" {0}{1}".format(ps, comma))
- ret.append(" });")
- ret.append(" endrule")
-
- return '\n'.join(ret)
-
-
-eint_pincon_template = '''\
- // EINT is offset at end of other peripheral interrupts
-`ifdef PLIC
- for(Integer i=0;i<{0};i=i+ 1)begin
- rule connect_int_to_plic(wr_interrupt[i]==1);
- ff_gateway_queue[i+`NUM_SLOW_IRQS].enq(1);
- plic.ifc_external_irq[i+`NUM_SLOW_IRQS].irq_frm_gateway(True);
- endrule
- end
-`endif
-'''
-
-
-class jtag(PBase):
-
- def axi_slave_name(self, name, ifacenum):
- return ''
-
- def axi_slave_idx(self, idx, name, ifacenum):
- return ('', 0)
-
- def axi_addr_map(self, name, ifacenum):
- return ''
-
- def slowifdeclmux(self):
- return " method Action jtag_ms (Bit#(1) in);\n" + \
- " method Bit#(1) jtag_di;\n" + \
- " method Action jtag_do (Bit#(1) in);\n" + \
- " method Action jtag_ck (Bit#(1) in);"
-
- def slowifinstance(self):
- return jtag_method_template # bit of a lazy hack this...
-
-jtag_method_template = """\
- method Action jtag_ms (Bit#(1) in);
- pinmux.peripheral_side.jtag_ms(in);
- endmethod
- method Bit#(1) jtag_di=pinmux.peripheral_side.jtag_di;
- method Action jtag_do (Bit#(1) in);
- pinmux.peripheral_side.jtag_do(in);
- endmethod
- method Action jtag_ck (Bit#(1) in);
- pinmux.peripheral_side.jtag_ck(in);
- endmethod
-"""
-
-class sdmmc(PBase):
-
- def slowimport(self):
- return " import sdcard_dummy :: *;"
-
- def slowifdecl(self):
- return " interface QSPI_out sd{0}_out;\n" + \
- " method Bit#(1) sd{0}_isint;"
-
- def num_axi_regs32(self):
- return 13
-
- def mkslow_peripheral(self):
- return " Ifc_sdcard_dummy sd{0} <- mksdcard_dummy();"
-
- def _mk_connection(self, name=None, count=0):
- return "sd{0}.slave"
-
- def pinname_in(self, pname):
- return "%s_in" % pname
-
- def pinname_out(self, pname):
- if pname.startswith('d'):
- return "%s_out" % pname
- return pname
-
- def pinname_outen(self, pname):
- if pname.startswith('d'):
- return "%s_outen" % pname
-
-
-class spi(PBase):
-
- def slowimport(self):
- return " import qspi :: *;"
-
- def slowifdecl(self):
- return " interface QSPI_out spi{0}_out;\n" + \
- " method Bit#(1) spi{0}_isint;"
-
- def num_axi_regs32(self):
- return 13
-
- def mkslow_peripheral(self):
- return " Ifc_qspi spi{0} <- mkqspi();"
-
- def _mk_connection(self, name=None, count=0):
- return "spi{0}.slave"
-
- def pinname_out(self, pname):
- return {'clk': 'out.clk_o',
- 'nss': 'out.ncs_o',
- 'mosi': 'out.io_o[0]',
- 'miso': 'out.io_o[1]',
- }.get(pname, '')
-
- def pinname_outen(self, pname):
- return {'clk': 1,
- 'nss': 1,
- 'mosi': 'out.io_enable[0]',
- 'miso': 'out.io_enable[1]',
- }.get(pname, '')
-
- def mk_pincon(self, name, count):
- ret = [PBase.mk_pincon(self, name, count)]
- # special-case for gpio in, store in a temporary vector
- plen = len(self.peripheral.pinspecs)
- ret.append(" // XXX NSS and CLK are hard-coded master")
- ret.append(" // TODO: must add spi slave-mode")
- ret.append(" // all ins done in one rule from 4-bitfield")
- ret.append(" rule con_%s%d_io_in;" % (name, count))
- ret.append(" {0}{1}.out.io_i({{".format(name, count))
- for idx, pname in enumerate(['mosi', 'miso']):
- sname = self.peripheral.pname(pname).format(count)
- ps = "pinmux.peripheral_side.%s_in" % sname
- ret.append(" {0},".format(ps))
- ret.append(" 1'b0,1'b0")
- ret.append(" });")
- ret.append(" endrule")
- return '\n'.join(ret)
-
- def mk_ext_ifacedef(self, iname, inum):
- name = self.get_iname(inum)
- return " method {0}_isint = {0}.interrupts[5];".format(name)
-
- def slowifdeclmux(self):
- return " method Bit#(1) {1}{0}_isint;"
-
-
-class qspi(PBase):
-
- def slowimport(self):
- return " import qspi :: *;"
-
- def slowifdecl(self):
- return " interface QSPI_out qspi{0}_out;\n" + \
- " method Bit#(1) qspi{0}_isint;"
-
- def num_axi_regs32(self):
- return 13
-
- def mkslow_peripheral(self, size=0):
- return " Ifc_qspi qspi{0} <- mkqspi();"
-
- def _mk_connection(self, name=None, count=0):
- return "qspi{0}.slave"
-
- def pinname_out(self, pname):
- return {'ck': 'out.clk_o',
- 'nss': 'out.ncs_o',
- 'io0': 'out.io_o[0]',
- 'io1': 'out.io_o[1]',
- 'io2': 'out.io_o[2]',
- 'io3': 'out.io_o[3]',
- }.get(pname, '')
-
- def pinname_outen(self, pname):
- return {'ck': 1,
- 'nss': 1,
- 'io0': 'out.io_enable[0]',
- 'io1': 'out.io_enable[1]',
- 'io2': 'out.io_enable[2]',
- 'io3': 'out.io_enable[3]',
- }.get(pname, '')
-
- def mk_pincon(self, name, count):
- ret = [PBase.mk_pincon(self, name, count)]
- # special-case for gpio in, store in a temporary vector
- plen = len(self.peripheral.pinspecs)
- ret.append(" // XXX NSS and CLK are hard-coded master")
- ret.append(" // TODO: must add qspi slave-mode")
- ret.append(" // all ins done in one rule from 4-bitfield")
- ret.append(" rule con_%s%d_io_in;" % (name, count))
- ret.append(" {0}{1}.out.io_i({{".format(name, count))
- for i, p in enumerate(self.peripheral.pinspecs):
- typ = p['type']
- pname = p['name']
- if not pname.startswith('io'):
- continue
- idx = pname[1:]
- n = name
- sname = self.peripheral.pname(pname).format(count)
- ps = "pinmux.peripheral_side.%s_in" % sname
- comma = '' if i == 5 else ','
- ret.append(" {0}{1}".format(ps, comma))
- ret.append(" });")
- ret.append(" endrule")
- return '\n'.join(ret)
-
- def num_irqs(self):
- return 6
-
- def plic_object(self, pname, idx):
- return "{0}.interrupts()[{1}]".format(pname, idx)
-
- def mk_ext_ifacedef(self, iname, inum):
- name = self.get_iname(inum)
- return " method {0}_isint = {0}.interrupts[5];".format(name)
-
- def slowifdeclmux(self):
- return " method Bit#(1) {1}{0}_isint;"
-
-
-
-class pwm(PBase):
-
- def slowimport(self):
- return " import pwm::*;"
-
- def slowifdecl(self):
- return " interface PWMIO pwm{0}_io;"
-
- def num_axi_regs32(self):
- return 4
-
- def mkslow_peripheral(self, size=0):
- return " Ifc_PWM_bus pwm{0} <- mkPWM_bus(sp_clock);"
-
- def _mk_connection(self, name=None, count=0):
- return "pwm{0}.axi4_slave"
-
- def pinname_out(self, pname):
- return {'out': 'pwm_io.pwm_o'}.get(pname, '')
-
-
-class gpio(PBase):
-
- def slowimport(self):
- return " import pinmux::*;\n" + \
- " import mux::*;\n" + \
- " import gpio::*;\n"
-
- def slowifdeclmux(self):
- size = len(self.peripheral.pinspecs)
- return " interface GPIO_config#(%d) pad_config{0};" % size
-
- def num_axi_regs32(self):
- return 2
-
- def axi_slave_idx(self, idx, name, ifacenum):
- """ generates AXI slave number definition, except
- GPIO also has a muxer per bank
- """
- name = name.upper()
- mname = 'mux' + name[4:]
- mname = mname.upper()
- print "AXIslavenum", name, mname
- (ret, x) = PBase.axi_slave_idx(self, idx, name, ifacenum)
- (ret2, x) = PBase.axi_slave_idx(self, idx + 1, mname, ifacenum)
- return ("%s\n%s" % (ret, ret2), 2)
-
- def mkslow_peripheral(self, size=0):
- print "gpioslow", self.peripheral, dir(self.peripheral)
- size = len(self.peripheral.pinspecs)
- return " MUX#(%d) mux{0} <- mkmux();\n" % size + \
- " GPIO#(%d) gpio{0} <- mkgpio();" % size
-
- def mk_connection(self, count):
- print "GPIO mk_conn", self.name, count
- res = []
- dname = self.mksuffix(self.name, count)
- for i, n in enumerate(['gpio' + dname, 'mux' + dname]):
- res.append(PBase.mk_connection(self, count, n))
- return '\n'.join(res)
-
- def _mk_connection(self, name=None, count=0):
- n = self.mksuffix(name, count)
- if name.startswith('gpio'):
- return "gpio{0}.axi_slave".format(n)
- if name.startswith('mux'):
- return "mux{0}.axi_slave".format(n)
-
- def mksuffix(self, name, i):
- if name.startswith('mux'):
- return name[3:]
- return name[4:]
-
- def mk_cellconn(self, cellnum, name, count):
- ret = []
- bank = self.mksuffix(name, count)
- txt = " pinmux.mux_lines.cell{0}_mux(mux{1}.mux_config.mux[{2}]);"
- for p in self.peripheral.pinspecs:
- ret.append(txt.format(cellnum, bank, p['name'][1:]))
- cellnum += 1
- return ("\n".join(ret), cellnum)
-
- def pinname_out(self, pname):
- return "func.gpio_out[{0}]".format(pname[1:])
-
- def pinname_outen(self, pname):
- return "func.gpio_out_en[{0}]".format(pname[1:])
-
- def mk_pincon(self, name, count):
- ret = [PBase.mk_pincon(self, name, count)]
- # special-case for gpio in, store in a temporary vector
- plen = len(self.peripheral.pinspecs)
- ret.append(" rule con_%s%d_in;" % (name, count))
- ret.append(" Vector#({0},Bit#(1)) temp;".format(plen))
- for p in self.peripheral.pinspecs:
- typ = p['type']
- pname = p['name']
- idx = pname[1:]
- n = name
- sname = self.peripheral.pname(pname).format(count)
- ps = "pinmux.peripheral_side.%s_in" % sname
- ret.append(" temp[{0}]={1};".format(idx, ps))
- ret.append(" {0}.func.gpio_in(temp);".format(name))
- ret.append(" endrule")
- return '\n'.join(ret)
-
projects / pinmux.git / commitdiff