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2 Commits
| Author | SHA1 | Date | |
|---|---|---|---|
| 2c96a87585 | |||
| 3261b66aaa |
@ -2,7 +2,7 @@ module axi_crossbar_wrapper #(
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parameter int SLAVE_QTY = 3,
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parameter int MASTER_QTY = 3,
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parameter int ADDR_WIDTH = 32,
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parameter int DATA_WIDTH = 32
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parameter int DATA_WIDTH = 32,
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parameter int STRB_WIDTH = (DATA_WIDTH/8)
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)(
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input wire clk,
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@ -13,7 +13,7 @@ interface axi4_if #(
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typedef logic [DATA_W/8-1:0] strb_t;
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typedef logic [ID_W-1:0] id_t;
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typedef logic [USER_W-1:0] user_t;
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`AXI4_TYPEDEF_ALL(axi, addr_t, data_t, strb_t, id_t, user_t)
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`AXI4_TYPEDEF_ALL(axi, addr_t, data_t, strb_t, id_t, user_t);
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axi_req_t req;
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axi_resp_t resp;
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modport master (input aclk, aresetn, output req, input resp);
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@ -34,7 +34,7 @@ interface axi4l_if #(
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typedef logic [DATA_W-1:0] data_t;
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typedef logic [DATA_W/8-1:0] strb_t;
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typedef logic [USER_W-1:0] user_t;
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`AXI4L_TYPEDEF_ALL(axil, addr_t, data_t, strb_t, user_t)
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`AXI4L_TYPEDEF_ALL(axil, addr_t, data_t, strb_t, user_t);
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axil_req_t req;
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axil_resp_t resp;
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modport master (input aclk, aresetn, output req, input resp);
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@ -1,37 +1,64 @@
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package dma_axil_reg_map_pkg;
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localparam int unsigned DMA_AXIL_REG_MAP_N_REGS = 4;
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localparam int unsigned DMA_AXIL_REG_MAP_N_REGS = 6;
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localparam int unsigned DMA_WRITE_DESC_CONTROL_REG = 0;
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localparam int unsigned DMA_WRITE_DESC_ADDR_REG = 1;
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localparam int unsigned DMA_WRITE_DESC_LEN_REG = 2;
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localparam int unsigned DMA_READ_DESC_CONTROL_REG = 3;
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localparam int unsigned DMA_READ_DESC_ADDR_REG = 4;
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localparam int unsigned DMA_READ_DESC_LEN_REG = 5;
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localparam logic [2:0] REG_BIT_RSVD = 3'd0;
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localparam logic [2:0] REG_BIT_RO = 3'd1;
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localparam logic [2:0] REG_BIT_RW = 3'd2;
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localparam logic [2:0] REG_BIT_W1S = 3'd3;
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localparam logic [2:0] REG_BIT_W1C = 3'd4;
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localparam DMA_WRITE_DESC_CONTROL_REG = 0;
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localparam DMA_WRITE_DESC_ADDR_REG = 1;
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localparam DMA_WRITE_DESC_LEN_REG = 2;
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localparam DMA_READ_DESC_CONTROL_REG = 3;
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localparam DMA_READ_DESC_ADDR_REG = 4;
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localparam DMA_READ_DESC_LEN_REG = 5;
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typedef logic [DMA_AXIL_REG_MAP_N_REGS-1:0][31:0][2:0] reg_mode_map_t;
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localparam logic [DMA_AXIL_REG_MAP_N_REGS-1:0][31:0][2:0] DMA_AXIL_REG_MAP_REG_MODE = '{
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function automatic reg_mode_map_t make_dma_reg_mode();
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reg_mode_map_t mode;
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'{REG_BIT_RO, REG_BIT_W1S, default: REG_BIT_RSVD},
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'{32{REG_BIT_RW}, default: REG_BIT_RSVD},
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'{32{REG_BIT_RW}, default: REG_BIT_RSVD},
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'{REG_BIT_RO, REG_BIT_W1S, default: REG_BIT_RSVD},
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'{32{REG_BIT_RW}, default: REG_BIT_RSVD},
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'{32{REG_BIT_RW}, default: REG_BIT_RSVD}
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};
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mode = '0;
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localparam logic [DMA_AXIL_REG_MAP_N_REGS-1:0][31:0] DMA_AXIL_REG_MAP_REG_RST = '{
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32'h0000_0000,
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32'h0000_0000,
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32'h0000_0000,
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32'h0000_0000,
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32'h0000_0000,
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32'h0000_0000
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};
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// По умолчанию всё reserved
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for (int reg_idx = 0; reg_idx < DMA_AXIL_REG_MAP_N_REGS; reg_idx++) begin
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for (int bit_idx = 0; bit_idx < 32; bit_idx++) begin
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mode[reg_idx][bit_idx] = REG_BIT_RSVD;
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end
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end
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// WRITE CONTROL
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mode[DMA_WRITE_DESC_CONTROL_REG][0] = REG_BIT_RO;
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mode[DMA_WRITE_DESC_CONTROL_REG][1] = REG_BIT_W1S;
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// WRITE ADDR
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for (int bit_idx = 0; bit_idx < 32; bit_idx++) begin
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mode[DMA_WRITE_DESC_ADDR_REG][bit_idx] = REG_BIT_RW;
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end
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// WRITE LEN
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for (int bit_idx = 0; bit_idx < 32; bit_idx++) begin
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mode[DMA_WRITE_DESC_LEN_REG][bit_idx] = REG_BIT_RW;
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end
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// READ CONTROL
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mode[DMA_READ_DESC_CONTROL_REG][0] = REG_BIT_RO;
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mode[DMA_READ_DESC_CONTROL_REG][1] = REG_BIT_W1S;
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// READ ADDR
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for (int bit_idx = 0; bit_idx < 32; bit_idx++) begin
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mode[DMA_READ_DESC_ADDR_REG][bit_idx] = REG_BIT_RW;
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end
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// READ LEN
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for (int bit_idx = 0; bit_idx < 32; bit_idx++) begin
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mode[DMA_READ_DESC_LEN_REG][bit_idx] = REG_BIT_RW;
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end
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return mode;
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endfunction
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localparam reg_mode_map_t DMA_AXIL_REG_MAP_REG_MODE = make_dma_reg_mode();
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endpackage
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@ -1,6 +1,6 @@
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module axil_cdc_wrapper #(
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parameter int ADDR_WIDTH = 32
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parameter int DATA_WIDTH = 32,
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parameter int ADDR_WIDTH = 32,
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parameter int DATA_WIDTH = 32
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)(
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input wire s_clk,
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input wire s_rst,
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@ -83,8 +83,8 @@ module axil_cdc_wrapper #(
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);
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axil_cdc #(
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.ADDR_WIDTH (ADDR_WIDTH)
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.DATA_WIDTH (DATA_WIDTH),
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.ADDR_WIDTH (ADDR_WIDTH),
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.DATA_WIDTH (DATA_WIDTH)
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) i_axil_cdc (
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.s_clk (s_clk),
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.s_rst (s_rst),
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