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Simple PCIe FMC carrier SPEC
Commit d06ca693 authored by Tristan Gingold's avatar Tristan Gingold
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spec_template_wr: use xwb version of gennum core.

parent b53f9f3d
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Showing with 31 additions and 64 deletions
hdl/rtl/spec_template_wr.vhd
View file @ d06ca693
......@@ -54,7 +54,6 @@ entity spec_template_wr is
g_WITH_ONEWIRE : boolean := True;
g_WITH_SPI : boolean := True;
g_WITH_WR : boolean := True;
g_CALIB_SOFT_IP : string := "TRUE";
g_DPRAM_INITF : string := "../../../../wr-cores/bin/wrpc/wrc_phy8.bram";
-- Simulation-mode enable parameter. Set by default (synthesis) to 0, and
-- changed to non-zero in the instantiation of the top level DUT in the testbench.
......@@ -200,14 +199,14 @@ entity spec_template_wr is
ddr_udqs_p_b : inout std_logic;
ddr_we_n_o : out std_logic;
-- User part
-- Direct access to the DDR-3
ddr_dma_clk_i : in std_logic;
ddr_dma_rst_n_i : in std_logic;
ddr_dma_wb_i : in t_wishbone_slave_data64_in;
ddr_dma_wb_o : out t_wishbone_slave_data64_out;
-- User part
-- Clocks and reset.
clk_sys_62m5_o : out std_logic;
rst_sys_62m5_n_o : out std_logic;
......@@ -220,7 +219,6 @@ entity spec_template_wr is
-- The wishbone bus to the carrier part.
carrier_wb_o : out t_wishbone_slave_out;
carrier_wb_i : in t_wishbone_slave_in
);
end entity spec_template_wr;
......@@ -230,9 +228,9 @@ architecture top of spec_template_wr is
0 => (enabled => TRUE, bufg_en => TRUE, divide => 3),
others => c_AUXPLL_CFG_DEFAULT);
signal clk_sys : std_logic; -- 62.5Mhz
signal clk_sys_62m5 : std_logic; -- 62.5Mhz
signal clk_pll_aux : std_logic_vector(3 downto 0);
signal clk_pll_aux : std_logic_vector(3 downto 0);
signal rst_pll_aux_n : std_logic_vector(3 downto 0) := (others => '0');
-- DDR
......@@ -324,7 +322,7 @@ begin -- architecture top
------------------------------------------------------------------------------
-- GN4124 interface
------------------------------------------------------------------------------
cmp_gn4124_core : gn4124_core
cmp_gn4124_core : xwb_gn4124_core
generic map (
g_WBM_TO_WB_FIFO_SIZE => 16,
g_WBM_TO_WB_FIFO_FULL_THRES => 12,
......@@ -383,57 +381,30 @@ begin -- architecture top
---------------------------------------------------------
-- DMA registers wishbone interface (slave classic)
dma_reg_clk_i => clk_sys,
dma_reg_rst_n_i => rst_gbl_n,
dma_reg_adr_i => dma_out.adr,
dma_reg_dat_i => dma_out.dat,
dma_reg_sel_i => dma_out.sel,
dma_reg_stb_i => dma_out.stb,
dma_reg_we_i => dma_out.we,
dma_reg_cyc_i => dma_out.cyc,
dma_reg_ack_o => dma_in.ack,
dma_reg_dat_o => dma_in.dat,
wb_dma_cfg_clk_i => clk_sys_62m5,
wb_dma_cfg_rst_n_i => rst_sys_62m5_n,
wb_dma_cfg_i => dma_out,
wb_dma_cfg_o => dma_in,
---------------------------------------------------------
-- CSR wishbone interface (master pipelined)
csr_clk_i => clk_sys,
csr_rst_n_i => rst_gbl_n,
csr_adr_o => gn_wb_o.adr,
csr_dat_o => gn_wb_o.dat,
csr_sel_o => gn_wb_o.sel,
csr_stb_o => gn_wb_o.stb,
csr_we_o => gn_wb_o.we,
csr_cyc_o => gn_wb_o.cyc,
csr_dat_i => gn_wb_i.dat,
csr_ack_i => gn_wb_i.ack,
csr_stall_i => gn_wb_i.stall,
csr_err_i => gn_wb_i.err,
csr_rty_i => gn_wb_i.rty,
wb_master_clk_i => clk_sys_62m5,
wb_master_rst_n_i => rst_sys_62m5_n,
wb_master_o => gn_wb_o,
wb_master_i => gn_wb_i,
---------------------------------------------------------
-- L2P DMA Interface (Pipelined Wishbone master)
dma_clk_i => clk_sys,
dma_rst_n_i => rst_gbl_n,
dma_adr_o => gn_wb_ddr_out.adr,
dma_dat_o => gn_wb_ddr_out.dat,
dma_sel_o => gn_wb_ddr_out.sel,
dma_stb_o => gn_wb_ddr_out.stb,
dma_we_o => gn_wb_ddr_out.we,
dma_cyc_o => gn_wb_ddr_out.cyc,
dma_dat_i => gn_wb_ddr_in.dat,
dma_ack_i => gn_wb_ddr_in.ack,
dma_stall_i => gn_wb_ddr_in.stall,
dma_err_i => gn_wb_ddr_in.err,
dma_rty_i => gn_wb_ddr_in.rty);
dma_in.err <= '0';
dma_in.rty <= '0';
dma_in.stall <= '0';
wb_dma_dat_clk_i => clk_sys_62m5,
wb_dma_dat_rst_n_i => rst_gbl_n,
wb_dma_dat_o => gn_wb_ddr_out,
wb_dma_dat_i => gn_wb_ddr_in
);
i_devs: entity work.spec_template_regs
port map (
rst_n_i => gn_rst_n_i,
clk_i => clk_sys,
rst_n_i => rst_sys_62m5_n,
clk_i => clk_sys_62m5,
wb_cyc_i => carrier_wb_i.cyc,
wb_stb_i => carrier_wb_i.stb,
wb_adr_i => carrier_wb_i.adr (10 downto 0), -- Word address from gennum
......@@ -489,9 +460,9 @@ begin -- architecture top
);
-- Metadata
process (clk_sys) is
process (clk_sys_62m5) is
begin
if rising_edge(clk_sys) then
if rising_edge(clk_sys_62m5) then
case metadata_addr is
when x"0" =>
-- Vendor ID
......@@ -536,7 +507,7 @@ begin -- architecture top
ddr_rst <= not rst_ddr_333m_n or csr_rst_gbl;
rst_sys_62m5_n_o <= rst_app_n;
clk_sys_62m5_o <= clk_sys;
clk_sys_62m5_o <= clk_sys_62m5;
i_i2c: entity work.xwb_i2c_master
generic map (
......@@ -544,7 +515,7 @@ begin -- architecture top
g_address_granularity => BYTE,
g_num_interfaces => 1)
port map (
clk_sys_i => clk_sys,
clk_sys_i => clk_sys_62m5,
rst_n_i => rst_gbl_n,
slave_i => fmc_i2c_out,
......@@ -571,7 +542,7 @@ begin -- architecture top
g_num_interrupts => num_interrupts
)
port map (
clk_sys_i => clk_sys,
clk_sys_i => clk_sys_62m5,
rst_n_i => rst_gbl_n,
slave_i => vic_out,
slave_o => vic_in,
......@@ -615,7 +586,7 @@ begin -- architecture top
clk_125m_gtp_p_i => clk_125m_gtp_p_i,
clk_10m_ext_i => clk_ext_10m,
clk_sys_62m5_o => clk_sys,
clk_sys_62m5_o => clk_sys_62m5,
clk_ref_125m_o => clk_ref_125m,
clk_pll_aux_o => clk_pll_aux,
rst_sys_62m5_n_o => rst_sys_62m5_n,
......@@ -703,7 +674,7 @@ begin -- architecture top
g_BANK_PORT_SELECT => "SPEC_BANK3_64B_32B",
g_MEMCLK_PERIOD => 3000,
g_SIMULATION => boolean'image(g_SIMULATION /= 0),
g_CALIB_SOFT_IP => g_CALIB_SOFT_IP,
g_CALIB_SOFT_IP => "TRUE",
g_P0_MASK_SIZE => 8,
g_P0_DATA_PORT_SIZE => 64,
g_P0_BYTE_ADDR_WIDTH => 30,
......@@ -761,7 +732,7 @@ begin -- architecture top
p0_wr_error_o => open,
wb1_rst_n_i => rst_gbl_n,
wb1_clk_i => clk_sys,
wb1_clk_i => clk_sys_62m5,
wb1_sel_i => gn_wb_ddr_out.sel,
wb1_cyc_i => gn_wb_ddr_out.cyc,
wb1_stb_i => gn_wb_ddr_out.stb,
......
hdl/top/golden_wr/spec_golden_wr.vhd
View file @ d06ca693
......@@ -40,10 +40,6 @@ use work.wishbone_pkg.all;
entity spec_golden_wr is
generic (
-- If true, instantiate a VIC
g_with_vic : boolean := True;
g_with_onewire : boolean := True;
g_with_spi : boolean := True;
g_DPRAM_INITF : string := "../../../../wr-cores/bin/wrpc/wrc_phy8.bram";
-- Simulation-mode enable parameter. Set by default (synthesis) to 0, and
-- changed to non-zero in the instantiation of the top level DUT in the testbench.
......@@ -197,9 +193,9 @@ architecture top of spec_golden_wr is
begin
inst_template: entity work.spec_template_wr
generic map (
g_with_vic => g_with_vic,
g_with_onewire => g_with_onewire,
g_with_spi => g_with_spi,
g_with_vic => True,
g_with_onewire => False,
g_with_spi => False,
g_dpram_initf => g_dpram_initf,
g_simulation => g_simulation
)
......
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