| Line 88... |
Line 88... |
IO_WDT_EN : boolean; -- implement watch dog timer (WDT)?
|
IO_WDT_EN : boolean; -- implement watch dog timer (WDT)?
|
IO_TRNG_EN : boolean; -- implement true random number generator (TRNG)?
|
IO_TRNG_EN : boolean; -- implement true random number generator (TRNG)?
|
IO_CFS_EN : boolean; -- implement custom functions subsystem (CFS)?
|
IO_CFS_EN : boolean; -- implement custom functions subsystem (CFS)?
|
IO_SLINK_EN : boolean; -- implement stream link interface?
|
IO_SLINK_EN : boolean; -- implement stream link interface?
|
IO_NEOLED_EN : boolean; -- implement NeoPixel-compatible smart LED interface (NEOLED)?
|
IO_NEOLED_EN : boolean; -- implement NeoPixel-compatible smart LED interface (NEOLED)?
|
IO_XIRQ_NUM_CH : natural -- number of external interrupt (XIRQ) channels to implement
|
IO_XIRQ_NUM_CH : natural; -- number of external interrupt (XIRQ) channels to implement
|
|
IO_GPTMR_EN : boolean -- implement general purpose timer (GPTMR)?
|
);
|
);
|
port (
|
port (
|
-- host access --
|
-- host access --
|
clk_i : in std_ulogic; -- global clock line
|
clk_i : in std_ulogic; -- global clock line
|
addr_i : in std_ulogic_vector(31 downto 0); -- address
|
addr_i : in std_ulogic_vector(31 downto 0); -- address
|
| Line 178... |
Line 179... |
sysinfo_mem(2)(24) <= bool_to_ulogic_f(IO_TRNG_EN); -- true random number generator (TRNG) implemented?
|
sysinfo_mem(2)(24) <= bool_to_ulogic_f(IO_TRNG_EN); -- true random number generator (TRNG) implemented?
|
sysinfo_mem(2)(25) <= bool_to_ulogic_f(IO_SLINK_EN); -- stream links (SLINK) implemented?
|
sysinfo_mem(2)(25) <= bool_to_ulogic_f(IO_SLINK_EN); -- stream links (SLINK) implemented?
|
sysinfo_mem(2)(26) <= bool_to_ulogic_f(IO_UART1_EN); -- secondary universal asynchronous receiver/transmitter (UART1) implemented?
|
sysinfo_mem(2)(26) <= bool_to_ulogic_f(IO_UART1_EN); -- secondary universal asynchronous receiver/transmitter (UART1) implemented?
|
sysinfo_mem(2)(27) <= bool_to_ulogic_f(IO_NEOLED_EN); -- NeoPixel-compatible smart LED interface (NEOLED) implemented?
|
sysinfo_mem(2)(27) <= bool_to_ulogic_f(IO_NEOLED_EN); -- NeoPixel-compatible smart LED interface (NEOLED) implemented?
|
sysinfo_mem(2)(28) <= bool_to_ulogic_f(boolean(IO_XIRQ_NUM_CH > 0)); -- external interrupt controller (XIRQ) implemented?
|
sysinfo_mem(2)(28) <= bool_to_ulogic_f(boolean(IO_XIRQ_NUM_CH > 0)); -- external interrupt controller (XIRQ) implemented?
|
|
sysinfo_mem(2)(29) <= bool_to_ulogic_f(IO_GPTMR_EN); -- general purpose timer (GPTMR) implemented?
|
--
|
--
|
sysinfo_mem(2)(31 downto 29) <= (others => '0'); -- reserved
|
sysinfo_mem(2)(31 downto 30) <= (others => '0'); -- reserved
|
|
|
-- SYSINFO(3): Cache configuration --
|
-- SYSINFO(3): Cache configuration --
|
sysinfo_mem(3)(03 downto 00) <= std_ulogic_vector(to_unsigned(index_size_f(ICACHE_BLOCK_SIZE), 4)) when (ICACHE_EN = true) else (others => '0'); -- i-cache: log2(block_size_in_bytes)
|
sysinfo_mem(3)(03 downto 00) <= std_ulogic_vector(to_unsigned(index_size_f(ICACHE_BLOCK_SIZE), 4)) when (ICACHE_EN = true) else (others => '0'); -- i-cache: log2(block_size_in_bytes)
|
sysinfo_mem(3)(07 downto 04) <= std_ulogic_vector(to_unsigned(index_size_f(ICACHE_NUM_BLOCKS), 4)) when (ICACHE_EN = true) else (others => '0'); -- i-cache: log2(number_of_block)
|
sysinfo_mem(3)(07 downto 04) <= std_ulogic_vector(to_unsigned(index_size_f(ICACHE_NUM_BLOCKS), 4)) when (ICACHE_EN = true) else (others => '0'); -- i-cache: log2(number_of_block)
|
sysinfo_mem(3)(11 downto 08) <= std_ulogic_vector(to_unsigned(index_size_f(ICACHE_ASSOCIATIVITY), 4)) when (ICACHE_EN = true) else (others => '0'); -- i-cache: log2(associativity)
|
sysinfo_mem(3)(11 downto 08) <= std_ulogic_vector(to_unsigned(index_size_f(ICACHE_ASSOCIATIVITY), 4)) when (ICACHE_EN = true) else (others => '0'); -- i-cache: log2(associativity)
|
