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[rtl] minor comment edits

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stnolting 2023-10-26 21:46:46 +02:00
parent 9e0d860b30
commit e26297e669
4 changed files with 15 additions and 15 deletions
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2
rtl/core/neorv32_cfs.vhd
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@ -58,7 +58,7 @@ entity neorv32_cfs is
bus_req_i : in bus_req_t; -- bus request
bus_rsp_o : out bus_rsp_t; -- bus response
clkgen_en_o : out std_ulogic; -- enable clock generator
clkgen_i : in std_ulogic_vector(07 downto 0); -- "clock" inputs
clkgen_i : in std_ulogic_vector(7 downto 0); -- "clock" inputs
irq_o : out std_ulogic; -- interrupt request
cfs_in_i : in std_ulogic_vector(CFS_IN_SIZE-1 downto 0); -- custom inputs
cfs_out_o : out std_ulogic_vector(CFS_OUT_SIZE-1 downto 0) -- custom outputs

4
rtl/core/neorv32_cpu_control.vhd
View file

@ -863,7 +863,7 @@ begin
when TRAP_ENTER => -- Enter trap environment and jump to trap vector
-- ------------------------------------------------------------
if (trap_ctrl.env_pending = '1') then
if (trap_ctrl.env_pending = '1') then -- wait for sync. exceptions to become pending
trap_ctrl.env_enter <= '1';
execute_engine.state_nxt <= RESTART;
end if;
@ -1428,7 +1428,7 @@ begin
trap_ctrl.irq_pnd(irq_db_halt_c) <= '0'; -- unused
trap_ctrl.irq_pnd(irq_db_step_c) <= '0'; -- unused
-- Interrupt Masking Buffer ---------------------------------------------
-- Interrupt (Masking) Buffer -------------------------------------------
-- Masking of interrupt request lines. Furthermore, this buffer ensures
-- that an *active* interrupt request line *stays* active (even if
-- disabled via MIE) if the trap environment is *currently* starting.

2
rtl/core/neorv32_intercon.vhd
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@ -192,7 +192,7 @@ end neorv32_bus_switch_rtl;
-- # -> IO - internal IO devices #
-- # All accesses that do not match any of these sections are redirected to the "external" port. #
-- # The gateway-internal bus monitor ensures that all processor-internal accesses are completed #
-- # within a fixed time window. #
-- # within a fixed time window; a bus error is triggered otherwise. #
-- # ********************************************************************************************* #
-- # BSD 3-Clause License #
-- # #

22
rtl/core/neorv32_package.vhd
View file

@ -96,17 +96,17 @@ package neorv32_package is
-- IO Address Map --
constant iodev_size_c : natural := 256; -- size of a single IO device (bytes)
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe000"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe100"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe200"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe300"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe400"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe500"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe600"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe700"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe800"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffe900"; -- reserved
--constant base_???_c : std_ulogic_vector(31 downto 0) := x"ffffea00"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe000"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe100"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe200"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe300"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe400"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe500"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe600"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe700"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe800"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffe900"; -- reserved
--constant base_io_???_c : std_ulogic_vector(31 downto 0) := x"ffffea00"; -- reserved
constant base_io_cfs_c : std_ulogic_vector(31 downto 0) := x"ffffeb00";
constant base_io_slink_c : std_ulogic_vector(31 downto 0) := x"ffffec00";
constant base_io_dma_c : std_ulogic_vector(31 downto 0) := x"ffffed00";