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- added generics for cache sizes

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git-svn-id: http://moon:8086/svn/vhdl/trunk@115 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2008-10-25 17:16:05 +00:00
parent 08317c7744
commit 8e41790680
1 changed files with 11 additions and 11 deletions
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lib/CPUs/MIPS/src/core/mips_bui.vhd
+11 -11
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@@ -29,6 +29,11 @@ library work;
use work.mips_types.all; use work.mips_types.all;
entity bui is entity bui is
Generic
(
icache_size : natural := 2048; -- words
dcache_size : natural := 2048 -- words
);
Port Port
( (
RST_I : in STD_LOGIC; RST_I : in STD_LOGIC;
@@ -64,8 +69,8 @@ architecture behavior of bui is
COMPONENT icache COMPONENT icache
GENERIC GENERIC
( (
cache_size : natural := 2048; -- words cache_size : natural; -- words
line_size : natural := 8 -- words line_size : natural -- words
); );
PORT PORT
( (
@@ -88,8 +93,8 @@ architecture behavior of bui is
COMPONENT dcache COMPONENT dcache
GENERIC GENERIC
( (
cache_size : natural := 2048; -- words cache_size : natural; -- words
line_size : natural := 8 -- words line_size : natural -- words
); );
PORT PORT
( (
@@ -217,7 +222,7 @@ read_cyc_register:
inst_icache : icache inst_icache : icache
GENERIC MAP GENERIC MAP
( (
cache_size => 2048, -- words cache_size => icache_size, -- words
line_size => 8 line_size => 8
) )
PORT MAP PORT MAP
@@ -242,7 +247,7 @@ inst_icache : icache
inst_dcache : dcache inst_dcache : dcache
GENERIC MAP GENERIC MAP
( (
cache_size => 2048, -- words cache_size => dcache_size, -- words
line_size => 8 line_size => 8
) )
PORT MAP PORT MAP
@@ -295,11 +300,6 @@ inst_bout_fifo: entity work.fifo_sync_dist
bout_fifo_re <= not bout_fifo_empty and SRDY_I; bout_fifo_re <= not bout_fifo_empty and SRDY_I;
bout_fifo_we <= STB_O_dmem_wr or STB_O_dmem_rd or STB_O_dcache or STB_O_icache; bout_fifo_we <= STB_O_dmem_wr or STB_O_dmem_rd or STB_O_dcache or STB_O_icache;
-- bout_fifo_we <= STB_O_dmem_wr when dmem_mem_wr_gnt = '1' else
-- STB_O_dmem_rd when dmem_mem_rd_gnt = '1' else
-- STB_O_dcache when dcache_mem_gnt = '1' else
-- STB_O_icache when icache_mem_gnt = '1' else '0';
bout_fifo_data_in <= DAT_O_dmem_wr when dmem_mem_wr_gnt = '1' else (others => '-'); bout_fifo_data_in <= DAT_O_dmem_wr when dmem_mem_wr_gnt = '1' else (others => '-');