| |
| `timescale 1ns/1ns |
| |
| `ifndef AW |
| `define AW 32 |
| `endif |
| |
| `ifndef DW |
| `define DW 64 |
| `endif |
| |
| //`define DBG |
| module AHBlite_sys_0( |
| `ifdef USE_POWER_PINS |
| input VPWR, |
| input VGND, |
| `endif |
| input HCLK, |
| input HRESETn, |
| |
| input [`AW-1: 0] HADDR, |
| input [`DW-1: 0] HWDATA, |
| input HWRITE, |
| input [1: 0] HTRANS, |
| input [2:0] HSIZE, |
| |
| output HREADY, |
| output [`DW-1: 0] HRDATA, |
| |
| input wire [3: 0] fdi_S0, |
| output wire [3: 0] fdo_S0, |
| output wire [0: 0] fdoe_S0, |
| output wire [0: 0] fsclk_S0, |
| output wire [0: 0] fcen_S0, |
| input wire [`DW-1: 0] SRAMRDATA_S1, |
| output wire [7: 0] SRAMWEN_S1, |
| output wire [`DW-1: 0] SRAMWDATA_S1, |
| output wire [0: 0] SRAMCS0_S1, |
| //output wire [0: 0] SRAMCS1_S1, |
| //output wire [0: 0] SRAMCS2_S1, |
| //output wire [0: 0] SRAMCS3_S1, |
| output wire [9: 0] SRAMADDR_S1, |
| input wire [15: 0] GPIOIN_S2, |
| output wire [15: 0] GPIOOUT_S2, |
| output wire [15: 0] GPIOPU_S2, |
| output wire [15: 0] GPIOPD_S2, |
| output wire [15: 0] GPIOOEN_S2, |
| output wire [3:0] db_reg, |
| input wire [0: 0] RsRx_SS0_S0, |
| output wire [0: 0] RsTx_SS0_S0, |
| output wire [0: 0] uart_irq_SS0_S0, |
| input wire [0: 0] RsRx_SS0_S1, |
| output wire [0: 0] RsTx_SS0_S1, |
| output wire [0: 0] uart_irq_SS0_S1, |
| input wire [0: 0] MSI_SS0_S2, |
| output wire [0: 0] MSO_SS0_S2, |
| output wire [0: 0] SSn_SS0_S2, |
| output wire [0: 0] SCLK_SS0_S2, |
| input wire [0: 0] MSI_SS0_S3, |
| output wire [0: 0] MSO_SS0_S3, |
| output wire [0: 0] SSn_SS0_S3, |
| output wire [0: 0] SCLK_SS0_S3, |
| input wire [0: 0] scl_i_SS0_S4, |
| output wire [0: 0] scl_o_SS0_S4, |
| output wire [0: 0] scl_oen_o_SS0_S4, |
| input wire [0: 0] sda_i_SS0_S4, |
| output wire [0: 0] sda_o_SS0_S4, |
| output wire [0: 0] sda_oen_o_SS0_S4, |
| input wire [0: 0] scl_i_SS0_S5, |
| output wire [0: 0] scl_o_SS0_S5, |
| output wire [0: 0] scl_oen_o_SS0_S5, |
| input wire [0: 0] sda_i_SS0_S5, |
| output wire [0: 0] sda_o_SS0_S5, |
| output wire [0: 0] sda_oen_o_SS0_S5, |
| output wire [0: 0] pwm_SS0_S6, |
| output wire [0: 0] pwm_SS0_S7, |
| |
| output wire [31:0] IRQ |
| ); |
| |
| //Inputs |
| wire HSEL_S0, HSEL_S1, HSEL_S2; |
| |
| //Outputs |
| wire [`DW-1:0] HRDATA_S0, HRDATA_S1; |
| wire [31:0] HRDATA_S2, HRDATA_SS0; |
| wire HREADY_S0, HREADY_S1, HREADY_S2, HREADY_SS0, HREADY; |
| wire [1:0] HRESP_S2; |
| |
| wire [15: 0] WGPIODIN_S2; |
| wire [15: 0] WGPIODOUT_S2; |
| wire [15: 0] WGPIOPU_S2; |
| wire [15: 0] WGPIOPD_S2; |
| wire [15: 0] WGPIODIR_S2; |
| |
| //AHB Bus |
| AHBlite_BUS0 AHB( |
| .HCLK(HCLK), |
| .HRESETn(HRESETn), |
| |
| // Master Interface |
| .HADDR(HADDR), |
| .HWDATA(HWDATA), |
| .HREADY(HREADY), |
| .HRDATA(HRDATA), |
| |
| // Slave # 0 |
| .HSEL_S0(HSEL_S0), |
| .HREADY_S0(HREADY_S0), |
| .HRDATA_S0(HRDATA_S0), |
| |
| // Slave # 1 |
| .HSEL_S1(HSEL_S1), |
| .HREADY_S1(HREADY_S1), |
| .HRDATA_S1(HRDATA_S1), |
| |
| // Slave # 2 |
| .HSEL_S2(HSEL_S2), |
| .HREADY_S2(HREADY_S2), |
| .HRDATA_S2({32'd0, HRDATA_S2}), |
| |
| // Subsystem # 0 |
| .HSEL_SS0(HSEL_SS0), |
| .HREADY_SS0(HREADY_SS0), |
| .HRDATA_SS0({32'd0, HRDATA_SS0}) |
| ); |
| |
| //Digital module # 0 |
| QSPI_XIP_CTRL S0 ( |
| `ifdef USE_POWER_PINS |
| .VPWR(VPWR), |
| .VGND(VGND), |
| `endif |
| .HCLK(HCLK), |
| .HRESETn(HRESETn), |
| .HSEL(HSEL_S0), |
| .HADDR(HADDR), |
| .HREADY(HREADY), |
| .HWRITE(HWRITE), |
| .HTRANS(HTRANS), |
| .HRDATA(HRDATA_S0), |
| .HREADYOUT(HREADY_S0), |
| .din(fdi_S0), |
| .dout(fdo_S0), |
| .douten(fdoe_S0), |
| .sck(fsclk_S0), |
| .ce_n(fcen_S0) |
| ); |
| |
| //Digital module # 1 |
| AHBSRAM S1 ( |
| .HCLK(HCLK), |
| .HRESETn(HRESETn), |
| .HSEL(HSEL_S1), |
| .HADDR(HADDR), |
| .HREADY(HREADY), |
| .HWRITE(HWRITE), |
| .HTRANS(HTRANS), |
| .HSIZE(HSIZE), |
| .HWDATA(HWDATA), |
| .HRDATA(HRDATA_S1), |
| .HREADYOUT(HREADY_S1), |
| .SRAMRDATA(SRAMRDATA_S1), |
| .SRAMWEN(SRAMWEN_S1), |
| .SRAMWDATA(SRAMWDATA_S1), |
| .SRAMCS0(SRAMCS0_S1), |
| .SRAMADDR(SRAMADDR_S1) |
| ); |
| |
| //Digital module # 2 |
| GPIO S2 ( |
| .WGPIODIN(WGPIODIN_S2), |
| .WGPIODOUT(WGPIODOUT_S2), |
| .WGPIOPU(WGPIOPU_S2), |
| .WGPIOPD(WGPIOPD_S2), |
| .WGPIODIR(WGPIODIR_S2), |
| .GPIOIN(GPIOIN_S2), |
| .GPIOOUT(GPIOOUT_S2), |
| .GPIOPU(GPIOPU_S2), |
| .GPIOPD(GPIOPD_S2), |
| .GPIOOEN(GPIOOEN_S2) |
| ); |
| |
| AHBlite_GPIO S_2 ( |
| .HCLK(HCLK), |
| .HRESETn(HRESETn), |
| .HSEL(HSEL_S2), |
| .HADDR(HADDR[5:3]), |
| .HWRITE(HWRITE), |
| .HTRANS(HTRANS), |
| .HSIZE(HSIZE), |
| .HWDATA(HWDATA[31:0]), |
| .HREADY(HREADY), |
| .HREADYOUT(HREADY_S2), |
| .HRDATA(HRDATA_S2[31:0]), |
| .HRESP(HRESP_S2), |
| |
| .WGPIODIN(WGPIODIN_S2), |
| .WGPIODOUT(WGPIODOUT_S2), |
| .WGPIOPU(WGPIOPU_S2), |
| .WGPIOPD(WGPIOPD_S2), |
| .WGPIODIR(WGPIODIR_S2), |
| |
| .IRQ(IRQ[15:0]) |
| ); |
| |
| apb_sys_0 apb_sys_inst_0( |
| `ifdef USE_POWER_PINS |
| .VPWR(VPWR), |
| .VGND(VGND), |
| `endif |
| // Global signals |
| .HCLK(HCLK), |
| .HRESETn(HRESETn), |
| |
| // AHB Slave inputs |
| .HADDR(HADDR), |
| .HTRANS(HTRANS), |
| .HWRITE(HWRITE), |
| .HWDATA(HWDATA[31:0]), |
| .HSEL(HSEL_SS0), |
| .HREADY(HREADY), |
| |
| // AHB Slave outputs |
| .HRDATA(HRDATA_SS0), |
| .HREADYOUT(HREADY_SS0), |
| .RsRx_S0(RsRx_SS0_S0), |
| .RsTx_S0(RsTx_SS0_S0), |
| |
| .RsRx_S1(RsRx_SS0_S1), |
| .RsTx_S1(RsTx_SS0_S1), |
| |
| .MSI_S2(MSI_SS0_S2), |
| .MSO_S2(MSO_SS0_S2), |
| .SSn_S2(SSn_SS0_S2), |
| .SCLK_S2(SCLK_SS0_S2), |
| |
| .MSI_S3(MSI_SS0_S3), |
| .MSO_S3(MSO_SS0_S3), |
| .SSn_S3(SSn_SS0_S3), |
| .SCLK_S3(SCLK_SS0_S3), |
| |
| .scl_i_S4(scl_i_SS0_S4), |
| .scl_o_S4(scl_o_SS0_S4), |
| .scl_oen_o_S4(scl_oen_o_SS0_S4), |
| .sda_i_S4(sda_i_SS0_S4), |
| .sda_o_S4(sda_o_SS0_S4), |
| .sda_oen_o_S4(sda_oen_o_SS0_S4), |
| |
| .scl_i_S5(scl_i_SS0_S5), |
| .scl_o_S5(scl_o_SS0_S5), |
| .scl_oen_o_S5(scl_oen_o_SS0_S5), |
| .sda_i_S5(sda_i_SS0_S5), |
| .sda_o_S5(sda_o_SS0_S5), |
| .sda_oen_o_S5(sda_oen_o_SS0_S5), |
| |
| .pwm_S6(pwm_SS0_S6), |
| .pwm_S7(pwm_SS0_S7), |
| |
| .IRQ(IRQ[31:16]) |
| ); |
| |
| `ifdef DBG |
| always @(posedge HCLK) |
| if(HTRANS[1] & HREADY) |
| $display("Mem request (%d) A:%X" HWRITE HADDR); |
| `endif |
| endmodule |
| |
