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began working on ganimede template. Unconstrained types are no longer needed

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This commit is contained in:
Erik Örtenberg 2025-02-17 17:01:30 +01:00
parent b881a5e46d
commit 895b0242a3
2 changed files with 55 additions and 32 deletions
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32
src/ganimede.vhd Normal file
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@ -0,0 +1,32 @@
library IEEE;
use IEEE.std_logic_1164.all;
library work;
use work.io_types.all;
entity ganimede is
port (
ext_interface_in : in ext_interface_in_t;
ext_interface_out : out ext_interface_out_t
);
end entity ganimede;
architecture rtl of ganimede is
--- SIGNALS INTERFACING THE IP CORE
signal int_interface_in : int_interface_in_t;
signal int_interface_out : int_interface_out_t;
--- COMPONENT DECLERATIONS ---
component socbridge_driver is
port(
ext_in : in ext_socbridge_in_t;
ext_out : out ext_socbridge_out_t;
int_in : in int_socbridge_in_t;
int_out : out int_socbridge_out_t
);
end component;
begin
end architecture rtl;

55
src/io_type_pkg.vhd
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@ -5,15 +5,6 @@ use IEEE.MATH_REAL.all;
package io_types is
--- STANDARD TYPES ---
type ext_protocol_impl_t is record
payload, control: STD_LOGIC_VECTOR;
end record ext_protocol_impl_t;
type int_protocol_impl_t is record
payload : STD_LOGIC_VECTOR;
-- ADD MORE STUFF WHEN WE HAVE DECIDED UPON DRIVER INTERFACE
end record int_protocol_impl_t;
type ext_protocol_def_t is record
name: string (1 to 20);
payload_width: natural;
@ -22,46 +13,46 @@ package io_types is
type interface_inst_t is record
socbridge: ext_protocol_def_t;
spi: ext_protocol_def_t;
end record interface_inst_t;
--- PROTOCOL INFORMATION ---
constant interface_inst : interface_inst_t := (
("SoCBridge ", 8, 2, 2),
("SPI ", 1, 3, 3)
socbridge => ("SoCBridge ", 8, 2, 2)
);
--- AUTOGENERATED TYPES ---
type ext_socbridge_in_t is record
payload : STD_LOGIC_VECTOR(interface_inst.socbridge.payload_width - 1 downto 0);
control : STD_LOGIC_VECTOR(interface_inst.socbridge.control_width_in - 1 downto 0);
end record ext_socbridge_in_t;
type ext_socbridge_out_t is record
payload : STD_LOGIC_VECTOR(interface_inst.socbridge.payload_width - 1 downto 0);
control : STD_LOGIC_VECTOR(interface_inst.socbridge.control_width_in - 1 downto 0);
end record ext_socbridge_out_t;
type int_socbridge_in_t is record
payload : STD_LOGIC_VECTOR(interface_inst.socbridge.payload_width - 1 downto 0);
end record int_socbridge_in_t;
type int_socbridge_out_t is record
payload : STD_LOGIC_VECTOR(interface_inst.socbridge.payload_width - 1 downto 0);
end record int_socbridge_out_t;
type ext_interface_in_t is record
socbridge : ext_protocol_impl_t(
payload(interface_inst.socbridge.payload_width - 1 downto 0),
control(interface_inst.socbridge.control_width_in - 1 downto 0));
spi : ext_protocol_impl_t(
payload(interface_inst.spi.payload_width - 1 downto 0),
control(interface_inst.spi.control_width_in - 1 downto 0));
socbridge : ext_socbridge_in_t;
end record ext_interface_in_t;
type ext_interface_out_t is record
socbridge : ext_protocol_impl_t(
payload(interface_inst.socbridge.payload_width - 1 downto 0),
control(interface_inst.socbridge.control_width_out - 1 downto 0));
spi : ext_protocol_impl_t(
payload(interface_inst.spi.payload_width - 1 downto 0),
control(interface_inst.spi.control_width_out - 1 downto 0));
socbridge : ext_socbridge_out_t;
end record ext_interface_out_t;
type int_interface_in_t is record
socbridge : int_protocol_impl_t(
payload(interface_inst.socbridge.payload_width - 1 downto 0));
spi : int_protocol_impl_t(
payload(interface_inst.spi.payload_width - 1 downto 0));
socbridge : int_socbridge_in_t;
end record int_interface_in_t;
type int_interface_out_t is record
socbridge : int_protocol_impl_t(
payload(interface_inst.socbridge.payload_width - 1 downto 0));
spi : int_protocol_impl_t(
payload(interface_inst.spi.payload_width - 1 downto 0));
socbridge : int_socbridge_out_t;
end record int_interface_out_t;
end package io_types;