Copyright (c) 2013, IIT Madras
All rights reserved.
-Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
-* Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
-* Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
-* Neither the name of IIT Madras nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
+* Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+* Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+* Neither the name of IIT Madras nor the names of its contributors
+ may be used to endorse or promote products derived from this software
+ without specific prior written permission.
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+-------------------------------------------------------------------
*/
package Soc;
- /*====== Package imports === */
- import FIFO::*;
- import FIFOF::*;
- import SpecialFIFOs::*;
- import GetPut::*;
- import ClientServer::*;
- import Vector::*;
- import Connectable::*;
- import Clocks::*;
- /*========================== */
- /*=== Project imports === */
- import ConcatReg::*;
- import AXI4_Types::*;
- import AXI4_Fabric::*;
- import defined_types::*;
- import MemoryMap :: *;
- import slow_peripherals::*;
- `include "defines.bsv"
- `include "instance_defines.bsv"
+ /*====== Package imports === */
+ import FIFO::*;
+ import FIFOF::*;
+ import SpecialFIFOs::*;
+ import GetPut::*;
+ import ClientServer::*;
+ import Vector::*;
+ import Connectable::*;
+ import Clocks::*;
+ /*========================== */
+ /*=== Project imports === */
+ import ConcatReg::*;
+ import AXI4_Types::*;
+ import AXI4_Fabric::*;
+ import defined_types::*;
+ import MemoryMap :: *;
+ import slow_peripherals::*;
+ `include "defines.bsv"
+ `include "instance_defines.bsv"
{8}
/*====== AXI4 slave declarations =======*/
{3}
{4}
- `ifdef DMA
- import DMA :: *;
- `endif
- `ifdef BOOTROM
- import BootRom ::*;
- `endif
- `ifdef SDRAM
- import sdr_top :: *;
+ `ifdef DMA
+ import DMA :: *;
+ `endif
+ `ifdef BOOTROM
+ import BootRom ::*;
+ `endif
+ `ifdef SDRAM
+ import sdr_top :: *;
`endif
- `ifdef BRAM
- import Memory_AXI4 ::*;
- `endif
- `ifdef TCMemory
- import TCM::*;
- `endif
- `ifdef Debug
- import jtagdtm::*;
- import DebugModule::*;
- `else
- import core::*;
- `endif
+ `ifdef BRAM
+ import Memory_AXI4 ::*;
+ `endif
+ `ifdef TCMemory
+ import TCM::*;
+ `endif
+ `ifdef Debug
+ import jtagdtm::*;
+ import DebugModule::*;
+ `else
+ import core::*;
+ `endif
`ifdef VME
- import vme_top ::*;
+ import vme_top ::*;
`endif
`ifdef VME
- import vme_master::*;
+ import vme_master::*;
`endif
`ifdef FlexBus
import FlexBus_Types::*;
`endif
{0}
- /*========================= */
- interface Ifc_Soc;
- interface SP_ios slow_ios;
- (*always_ready,always_enabled*)
- method Action boot_sequence(Bit#(1) bootseq);
-
- `ifdef SDRAM
- (*always_ready*) interface Ifc_sdram_out sdram_out;
- `endif
+ /*========================= */
+ interface Ifc_Soc;
+ interface SP_ios slow_ios;
+ (*always_ready,always_enabled*)
+ method Action boot_sequence(Bit#(1) bootseq);
+
+ `ifdef SDRAM
+ (*always_ready*) interface Ifc_sdram_out sdram_out;
+ `endif
`ifdef DDR
(*prefix="M_AXI"*) interface
AXI4_Master_IFC#(`PADDR, `Reg_width, `USERSPACE) master;
`endif
- `ifdef HYPER
- (*always_ready,always_enabled*)
- interface Ifc_flash ifc_flash;
- `endif
- /*=============================================== */
- `ifdef VME
- interface Vme_out proc_ifc;
- interface Data_bus_inf proc_dbus;
- `endif
+ `ifdef HYPER
+ (*always_ready,always_enabled*)
+ interface Ifc_flash ifc_flash;
+ `endif
+ /*=============================================== */
+ `ifdef VME
+ interface Vme_out proc_ifc;
+ interface Data_bus_inf proc_dbus;
+ `endif
`ifdef FlexBus
interface FlexBus_Master_IFC flexbus_out;
`endif
{1}
- endinterface
- (*synthesize*)
- module mkSoc #(Bit#(`VADDR) reset_vector,
+ endinterface
+ (*synthesize*)
+ module mkSoc #(Bit#(`VADDR) reset_vector,
Clock slow_clock, Reset slow_reset, Clock uart_clock,
Reset uart_reset, Clock clk0, Clock tck, Reset trst
`ifdef PWM_AXI4Lite ,Clock ext_pwm_clock `endif )(Ifc_Soc);
- Clock core_clock <-exposeCurrentClock; // slow peripheral clock
- Reset core_reset <-exposeCurrentReset; // slow peripheral reset
+ Clock core_clock <-exposeCurrentClock; // slow peripheral clock
+ Reset core_reset <-exposeCurrentReset; // slow peripheral reset
{2}
`ifdef Debug
- Ifc_DebugModule core<-mkDebugModule(reset_vector);
- `else
- Ifc_core_AXI4 core <-mkcore_AXI4(reset_vector);
- `endif
- `ifdef BOOTROM
- BootRom_IFC bootrom <-mkBootRom;
- `endif
- `ifdef SDRAM
- Ifc_sdr_slave sdram<- mksdr_axi4_slave(clk0);
- `endif
+ Ifc_DebugModule core<-mkDebugModule(reset_vector);
+ `else
+ Ifc_core_AXI4 core <-mkcore_AXI4(reset_vector);
+ `endif
+ `ifdef BOOTROM
+ BootRom_IFC bootrom <-mkBootRom;
+ `endif
+ `ifdef SDRAM
+ Ifc_sdr_slave sdram<- mksdr_axi4_slave(clk0);
+ `endif
`ifdef BRAM
- Memory_IFC#(`SDRAMMemBase,`Addr_space)main_memory <-
+ Memory_IFC#(`SDRAMMemBase,`Addr_space)main_memory <-
mkMemory("code.mem.MSB","code.mem.LSB","MainMEM");
- `endif
- `ifdef TCMemory
- Ifc_TCM tcm <- mkTCM;
- `endif
- `ifdef DMA
- DmaC#(7,`NUM_DMACHANNELS) dma <- mkDMA();
- `endif
- `ifdef VME
- Ifc_vme_top vme <-mkvme_top();
- `endif
+ `endif
+ `ifdef TCMemory
+ Ifc_TCM tcm <- mkTCM;
+ `endif
+ `ifdef DMA
+ DmaC#(7,`NUM_DMACHANNELS) dma <- mkDMA();
+ `endif
+ `ifdef VME
+ Ifc_vme_top vme <-mkvme_top();
+ `endif
`ifdef FlexBus
AXI4_Slave_to_FlexBus_Master_Xactor_IFC #(32, 64,0)
flexbus <- mkAXI4_Slave_to_FlexBus_Master_Xactor;
`endif
- Ifc_slow_peripherals slow_peripherals <-mkslow_peripherals(
+ Ifc_slow_peripherals slow_peripherals <-mkslow_peripherals(
core_clock, core_reset, uart_clock,
uart_reset, clocked_by slow_clock , reset_by slow_reset
`ifdef PWM_AXI4Lite , ext_pwm_clock `endif );
- // Fabric
- AXI4_Fabric_IFC #(Num_Masters, Num_Slaves, `PADDR, `Reg_width,`USERSPACE)
- fabric <- mkAXI4_Fabric(fn_addr_to_slave_num);
+ // Fabric
+ AXI4_Fabric_IFC #(Num_Masters, Num_Slaves, `PADDR, `Reg_width,`USERSPACE)
+ fabric <- mkAXI4_Fabric(fn_addr_to_slave_num);
- // Connect traffic generators to fabric
- mkConnection (core.dmem_master,fabric.v_from_masters
+ // Connect traffic generators to fabric
+ mkConnection (core.dmem_master,fabric.v_from_masters
[fromInteger(valueOf(Dmem_master_num))]);
- mkConnection (core.imem_master, fabric.v_from_masters
+ mkConnection (core.imem_master, fabric.v_from_masters
[fromInteger(valueOf(Imem_master_num))]);
- `ifdef Debug
- mkConnection (core.debug_master, fabric.v_from_masters
+ `ifdef Debug
+ mkConnection (core.debug_master, fabric.v_from_masters
[fromInteger(valueOf(Debug_master_num))]);
- `endif
- `ifdef DMA
+ `endif
+ `ifdef DMA
mkConnection (dma.mmu, fabric.v_from_masters
[fromInteger(valueOf(DMA_master_num))]);
- `endif
+ `endif
- // Connect fabric to memory slaves
- `ifdef Debug
- mkConnection (fabric.v_to_slaves
+ // Connect fabric to memory slaves
+ `ifdef Debug
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(Debug_slave_num))],
core.debug_slave);
- `endif
- `ifdef SDRAM
- mkConnection (fabric.v_to_slaves
+ `endif
+ `ifdef SDRAM
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(Sdram_slave_num))],
sdram.axi4_slave_sdram); //
- mkConnection (fabric.v_to_slaves
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(Sdram_cfg_slave_num))],
sdram.axi4_slave_cntrl_reg); //
`endif
`ifdef BRAM
- mkConnection(fabric.v_to_slaves
+ mkConnection(fabric.v_to_slaves
[fromInteger(valueOf(Sdram_slave_num))],
main_memory.axi_slave);
- `endif
- `ifdef BOOTROM
- mkConnection (fabric.v_to_slaves
+ `endif
+ `ifdef BOOTROM
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(BootRom_slave_num))],
bootrom.axi_slave);
- `endif
- `ifdef DMA
- mkConnection (fabric.v_to_slaves
+ `endif
+ `ifdef DMA
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(Dma_slave_num))],
dma.cfg); //DMA slave
- `endif
- `ifdef TCMemory
- mkConnection (fabric.v_to_slaves
+ `endif
+ `ifdef TCMemory
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(TCM_slave_num))],
tcm.axi_slave);
- `endif
- mkConnection(fabric.v_to_slaves
+ `endif
+ mkConnection(fabric.v_to_slaves
[fromInteger(valueOf(SlowPeripheral_slave_num))],
slow_peripherals.axi_slave);
- `ifdef VME
- mkConnection (fabric.v_to_slaves
+ `ifdef VME
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(VME_slave_num))],
vme.slave_axi_vme);
- `endif
- `ifdef FlexBus
- mkConnection (fabric.v_to_slaves
+ `endif
+ `ifdef FlexBus
+ mkConnection (fabric.v_to_slaves
[fromInteger(valueOf(FlexBus_slave_num))],
flexbus.axi_side);
- `endif
+ `endif
// fabric connections
{5}
- `ifdef DMA
- // rule to connect all interrupt lines to the DMA
- // All the interrupt lines to DMA are active
- // HIGH. For peripherals that are not connected,
- // or those which do not
- // generate an interrupt (like TCM), drive a constant 1
+ `ifdef DMA
+ // rule to connect all interrupt lines to the DMA
+ // All the interrupt lines to DMA are active
+ // HIGH. For peripherals that are not connected,
+ // or those which do not
+ // generate an interrupt (like TCM), drive a constant 1
// on the corresponding interrupt line.
{7}
- `endif
+ `endif
- /*==== Synchornization between the JTAG and the Debug Module ===== */
- `ifdef Debug
- SyncFIFOIfc#(Bit#(40)) sync_request_to_dm <-
+ /*==== Synchornization between the JTAG and the Debug Module ===== */
+ `ifdef Debug
+ SyncFIFOIfc#(Bit#(40)) sync_request_to_dm <-
mkSyncFIFOToCC(1,tck,trst);
- SyncFIFOIfc#(Bit#(34)) sync_response_from_dm <-
+ SyncFIFOIfc#(Bit#(34)) sync_response_from_dm <-
mkSyncFIFOFromCC(1,tck);
- rule connect_tap_request_to_syncfifo;
- let x<-tap.request_to_dm;
- sync_request_to_dm.enq(x);
- endrule
- rule read_synced_request_to_dm;
- sync_request_to_dm.deq;
- core.request_from_dtm(sync_request_to_dm.first);
- endrule
+ rule connect_tap_request_to_syncfifo;
+ let x<-tap.request_to_dm;
+ sync_request_to_dm.enq(x);
+ endrule
+ rule read_synced_request_to_dm;
+ sync_request_to_dm.deq;
+ core.request_from_dtm(sync_request_to_dm.first);
+ endrule
- rule connect_debug_response_to_syncfifo;
- let x<-core.response_to_dtm;
- sync_response_from_dm.enq(x);
- endrule
- rule read_synced_response_from_dm;
- sync_response_from_dm.deq;
- tap.response_from_dm(sync_response_from_dm.first);
- endrule
- `endif
- /*============================================================ */
-
+ rule connect_debug_response_to_syncfifo;
+ let x<-core.response_to_dtm;
+ sync_response_from_dm.enq(x);
+ endrule
+ rule read_synced_response_from_dm;
+ sync_response_from_dm.deq;
+ tap.response_from_dm(sync_response_from_dm.first);
+ endrule
+ `endif
+ /*============================================================ */
+
`ifdef FlexBus
//rule drive_flexbus_inputs;
//flexbus.flexbus_side.m_TAn(1'b1);
//endrule
`endif
- `ifdef CLINT
- SyncBitIfc#(Bit#(1)) clint_mtip_int <-
+ `ifdef CLINT
+ SyncBitIfc#(Bit#(1)) clint_mtip_int <-
mkSyncBitToCC(slow_clock,slow_reset);
- SyncBitIfc#(Bit#(1)) clint_msip_int <-
+ SyncBitIfc#(Bit#(1)) clint_msip_int <-
mkSyncBitToCC(slow_clock,slow_reset);
- Reg#(Bit#(`Reg_width)) clint_mtime_value <-
+ Reg#(Bit#(`Reg_width)) clint_mtime_value <-
mkSyncRegToCC(0,slow_clock,slow_reset);
- rule synchronize_clint_data;
- clint_mtip_int.send(slow_peripherals.mtip_int);
- clint_msip_int.send(slow_peripherals.msip_int);
- clint_mtime_value<=slow_peripherals.mtime;
- endrule
- rule connect_msip_mtip_from_clint;
- core.clint_msip(clint_msip_int.read);
- core.clint_mtip(clint_mtip_int.read);
+ rule synchronize_clint_data;
+ clint_mtip_int.send(slow_peripherals.mtip_int);
+ clint_msip_int.send(slow_peripherals.msip_int);
+ clint_mtime_value<=slow_peripherals.mtime;
+ endrule
+ rule connect_msip_mtip_from_clint;
+ core.clint_msip(clint_msip_int.read);
+ core.clint_mtip(clint_mtip_int.read);
core.clint_mtime(clint_mtime_value);
- endrule
- `endif
- `ifdef PLIC
- Reg#(Tuple2#(Bool,Bool)) plic_interrupt_note <-
+ endrule
+ `endif
+ `ifdef PLIC
+ Reg#(Tuple2#(Bool,Bool)) plic_interrupt_note <-
mkSyncRegToCC(tuple2(False,False),
slow_clock,slow_reset);
- rule synchronize_interrupts;
- let note <- slow_peripherals.intrpt_note;
- plic_interrupt_note<=note;
- endrule
- rule rl_send_external_interrupt_to_csr;
- core.set_external_interrupt(plic_interrupt_note);
- endrule
- `endif
+ rule synchronize_interrupts;
+ let note <- slow_peripherals.intrpt_note;
+ plic_interrupt_note<=note;
+ endrule
+ rule rl_send_external_interrupt_to_csr;
+ core.set_external_interrupt(plic_interrupt_note);
+ endrule
+ `endif
- `ifdef VME
- interface proc_ifc = vme.proc_ifc;
- interface proc_dbus = vme.proc_dbus;
- `endif
- `ifdef FlexBus
+ `ifdef VME
+ interface proc_ifc = vme.proc_ifc;
+ interface proc_dbus = vme.proc_dbus;
+ `endif
+ `ifdef FlexBus
interface flexbus_out = flexbus.flexbus_side;
- `endif
- method Action boot_sequence(Bit#(1) bootseq) =
+ `endif
+ method Action boot_sequence(Bit#(1) bootseq) =
core.boot_sequence(bootseq);
- `ifdef SDRAM
- interface sdram_out=sdram.ifc_sdram_out;
- `endif
- `ifdef DDR
- interface master=fabric.v_to_slaves
- [fromInteger(valueOf(Sdram_slave_num))];
- `endif
- interface slow_ios=slow_peripherals.slow_ios;
+ `ifdef SDRAM
+ interface sdram_out=sdram.ifc_sdram_out;
+ `endif
+ `ifdef DDR
+ interface master=fabric.v_to_slaves
+ [fromInteger(valueOf(Sdram_slave_num))];
+ `endif
+ interface slow_ios=slow_peripherals.slow_ios;
{6}
- endmodule
+ endmodule
endpackage
projects / pinmux.git / blobdiff