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Integrate CAN controller and implement switches interrupt

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This commit is contained in:
Derek Christ
2022-12-07 22:35:29 +01:00
parent 2e03702047
commit 7af2c51d61
17 changed files with 346 additions and 22 deletions
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42
soc/top/top.vhd
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@@ -14,7 +14,7 @@ use work.lt16soc_peripherals.all;
entity lt16soc_top is
generic(
programfilename : string := "../../programs/scrolling.ram" -- see "Synthesize XST" process properties for actual value ("-generics" in .xst file)!
programfilename : string := "../../programs/interrupt_test.ram" -- see "Synthesize XST" process properties for actual value ("-generics" in .xst file)!
);
port(
-- clock signal
@@ -28,7 +28,10 @@ port(
sw : in std_logic_vector(15 downto 0);
anodes : out std_logic_vector(7 downto 0);
cathodes : out std_logic_vector(7 downto 0)
cathodes : out std_logic_vector(7 downto 0);
can_rx_i : in std_logic;
can_tx_o : out std_logic
);
end entity lt16soc_top;
@@ -40,7 +43,7 @@ architecture RTL of lt16soc_top is
signal rst_gen : std_logic;
constant slv_mask_vector : std_logic_vector(0 to NWBSLV-1) := b"1111_1100_0000_0001";
constant slv_mask_vector : std_logic_vector(0 to NWBSLV-1) := b"1111_1110_0000_0001";
constant mst_mask_vector : std_logic_vector(0 to NWBMST-1) := b"1000";
signal slvo : wb_slv_out_vector := (others=> wbs_out_none);
@@ -180,12 +183,32 @@ begin
addrmask=>CFG_MADR_DMEM)
port map(clk,rst_gen,slvi(CFG_DMEM),slvo(CFG_DMEM));
can_inst : component can_vhdl_top
generic map(
memaddr=>CFG_BADR_CAN,
addrmask=>CFG_MADR_CAN
)
port map(
clk => clk,
rstn => rst,
wbs_i => slvi(CFG_CAN),
wbs_o => slvo(CFG_CAN),
rx_i => can_rx_i,
tx_o => can_tx_o,
irq_on => irq_lines(4)
);
leddev : wb_led
generic map(
CFG_BADR_LED,CFG_MADR_LED
CFG_BADR_LED,
CFG_MADR_LED
)
port map(
clk,rst_gen,led,slvi(CFG_LED),slvo(CFG_LED)
clk,
rst_gen,
led,
slvi(CFG_LED),
slvo(CFG_LED)
);
swdev : wb_switches
@@ -198,10 +221,15 @@ begin
timerdev : wb_timer
generic map(
CFG_BADR_TIMER,CFG_MADR_TIMER
CFG_BADR_TIMER,
CFG_MADR_TIMER
)
port map(
clk,rst_gen,slvi(CFG_TIMER),slvo(CFG_TIMER), irq_lines(3)
clk,
rst_gen,
slvi(CFG_TIMER),
slvo(CFG_TIMER),
irq_lines(3)
);
scrollingdev : wb_scrolling