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Simple PCIe FMC carrier SPEC
Commit a465c3cc authored by Greg Daniluk's avatar Greg Daniluk
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hdl/golden: updating spec_init to use the latest gn4124-core

parent fcb49980
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Showing with 17 additions and 93 deletions
hdl/golden/top/spec_init.vhd
View file @ a465c3cc
......@@ -110,96 +110,6 @@ end spec_init;
architecture rtl of spec_init is
------------------------------------------------------------------------------
-- Components declaration
------------------------------------------------------------------------------
component gn4124_core is
port(
---------------------------------------------------------
-- Control and status
rst_n_a_i : in std_logic; -- Asynchronous reset from GN4124
status_o : out std_logic_vector(31 downto 0); -- Core status output
---------------------------------------------------------
-- P2L Direction
--
-- Source Sync DDR related signals
p2l_clk_p_i : in std_logic; -- Receiver Source Synchronous Clock+
p2l_clk_n_i : in std_logic; -- Receiver Source Synchronous Clock-
p2l_data_i : in std_logic_vector(15 downto 0); -- Parallel receive data
p2l_dframe_i : in std_logic; -- Receive Frame
p2l_valid_i : in std_logic; -- Receive Data Valid
-- P2L Control
p2l_rdy_o : out std_logic; -- Rx Buffer Full Flag
p_wr_req_i : in std_logic_vector(1 downto 0); -- PCIe Write Request
p_wr_rdy_o : out std_logic_vector(1 downto 0); -- PCIe Write Ready
rx_error_o : out std_logic; -- Receive Error
vc_rdy_i : in std_logic_vector(1 downto 0); -- Virtual channel ready
---------------------------------------------------------
-- L2P Direction
--
-- Source Sync DDR related signals
l2p_clk_p_o : out std_logic; -- Transmitter Source Synchronous Clock+
l2p_clk_n_o : out std_logic; -- Transmitter Source Synchronous Clock-
l2p_data_o : out std_logic_vector(15 downto 0); -- Parallel transmit data
l2p_dframe_o : out std_logic; -- Transmit Data Frame
l2p_valid_o : out std_logic; -- Transmit Data Valid
-- L2P Control
l2p_edb_o : out std_logic; -- Packet termination and discard
l2p_rdy_i : in std_logic; -- Tx Buffer Full Flag
l_wr_rdy_i : in std_logic_vector(1 downto 0); -- Local-to-PCIe Write
p_rd_d_rdy_i : in std_logic_vector(1 downto 0); -- PCIe-to-Local Read Response Data Ready
tx_error_i : in std_logic; -- Transmit Error
---------------------------------------------------------
-- Interrupt interface
dma_irq_o : out std_logic_vector(1 downto 0); -- Interrupts sources to IRQ manager
irq_p_i : in std_logic; -- Interrupt request pulse from IRQ manager
irq_p_o : out std_logic; -- Interrupt request pulse to GN4124 GPIO
---------------------------------------------------------
-- DMA registers wishbone interface (slave classic)
dma_reg_clk_i : in std_logic;
dma_reg_adr_i : in std_logic_vector(31 downto 0) := x"00000000";
dma_reg_dat_i : in std_logic_vector(31 downto 0) := x"00000000";
dma_reg_sel_i : in std_logic_vector(3 downto 0) := x"0";
dma_reg_stb_i : in std_logic := '0';
dma_reg_we_i : in std_logic := '0';
dma_reg_cyc_i : in std_logic := '0';
dma_reg_dat_o : out std_logic_vector(31 downto 0);
dma_reg_ack_o : out std_logic;
dma_reg_stall_o : out std_logic;
---------------------------------------------------------
-- CSR wishbone interface (master pipelined)
csr_clk_i : in std_logic;
csr_adr_o : out std_logic_vector(31 downto 0);
csr_dat_o : out std_logic_vector(31 downto 0);
csr_sel_o : out std_logic_vector(3 downto 0);
csr_stb_o : out std_logic;
csr_we_o : out std_logic;
csr_cyc_o : out std_logic;
csr_dat_i : in std_logic_vector(31 downto 0);
csr_ack_i : in std_logic;
csr_stall_i : in std_logic;
---------------------------------------------------------
-- DMA wishbone interface (master pipelined)
dma_clk_i : in std_logic;
dma_adr_o : out std_logic_vector(31 downto 0);
dma_dat_o : out std_logic_vector(31 downto 0);
dma_sel_o : out std_logic_vector(3 downto 0);
dma_stb_o : out std_logic;
dma_we_o : out std_logic;
dma_cyc_o : out std_logic;
dma_dat_i : in std_logic_vector(31 downto 0) := x"00000000";
dma_ack_i : in std_logic := '0';
dma_stall_i : in std_logic := '0'
);
end component; -- gn4124_core
------------------------------------------------------------------------------
-- Signals declaration
------------------------------------------------------------------------------
......@@ -336,6 +246,12 @@ begin
---------------------------------------------------------
-- DMA registers wishbone interface (slave classic)
dma_reg_clk_i => clk_sys,
dma_reg_adr_i => (others=>'0'),
dma_reg_dat_i => (others=>'0'),
dma_reg_sel_i => (others=>'0'),
dma_reg_stb_i => '0',
dma_reg_we_i => '0',
dma_reg_cyc_i => '0',
---------------------------------------------------------
-- CSR wishbone interface (master pipelined)
......@@ -347,13 +263,21 @@ begin
csr_we_o => genum_wb_out.we,
csr_cyc_o => genum_wb_out.cyc,
csr_dat_i => genum_wb_in.dat,
csr_ack_i => genum_wb_in.ack or genum_wb_in.err,
csr_ack_i => genum_wb_in.ack,
csr_stall_i => genum_wb_in.stall,
csr_err_i => genum_wb_in.err,
csr_rty_i => genum_wb_in.rty,
csr_int_i => genum_wb_in.int,
---------------------------------------------------------
-- L2P DMA Interface (Pipelined Wishbone master)
dma_clk_i => clk_sys
);
dma_clk_i => clk_sys,
dma_dat_i => (others=>'0'),
dma_ack_i => '1',
dma_stall_i => '0',
dma_err_i => '0',
dma_rty_i => '0',
dma_int_i => '0');
genum_wb_out.adr( 1 downto 0) <= (others => '0');
genum_wb_out.adr(18 downto 2) <= wb_adr(16 downto 0);
......
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