cleanup rom usage

[fpga-games] / galaxian / src / mc_video.v

diff --git a/galaxian/src/mc_video.v b/galaxian/src/mc_video.v
index c93b557cc3e1a6385d9078dc1fab460ae2c46f04..c184923475107e739e9da4a4ad66d58fcc862f0a 100644 (file)
--- a/galaxian/src/mc_video.v
+++ b/galaxian/src/mc_video.v
@@ -45,10 +45,6 @@ I_OBJ_RAM_WRn,
 I_VID_RAM_RDn,\r
 I_VID_RAM_WRn,\r
 \r
-O_OBJ_ROM_A,\r
-I_OBJ_ROM_A_D,\r
-I_OBJ_ROM_B_D,\r
-\r
 O_C_BLnX,\r
 O_8HF,\r
 O_256HnX,\r
@@ -80,10 +76,6 @@ input  I_OBJ_RAM_WRn;
 input  I_VID_RAM_RDn;\r
 input  I_VID_RAM_WRn;\r
 \r
-output [10:0]O_OBJ_ROM_A;\r
-input  [7:0]I_OBJ_ROM_A_D;\r
-input  [7:0]I_OBJ_ROM_B_D;\r
-\r
 output O_C_BLnX;\r
 output O_8HF;\r
 output O_256HnX;\r
@@ -243,10 +235,27 @@ wire   [7:0]W_OBJ_ROM_AB = {W_OBJ_D[5:0],W_1M[3],W_OBJ_D[6]^I_H_CNT[3]};
 \r
 wire   [7:0]W_OBJ_ROM_A = I_H_CNT[8] ? W_OBJ_ROM_AB: W_VID_RAM_DOB;\r
 \r
-assign O_OBJ_ROM_A = {W_OBJ_ROM_A,W_1M[2:0]};\r
+wire   [10:0]W_O_OBJ_ROM_A = {W_OBJ_ROM_A,W_1M[2:0]};\r
+\r
+wire   [7:0]W_1K_D;\r
+wire   [7:0]W_1H_D;\r
+\r
+//1K VID-Rom\r
+GALAXIAN_1K K_ROM(\r
+.CLK(I_CLK_12M),\r
+.ADDR(W_O_OBJ_ROM_A),\r
+.DATA(W_1K_D),\r
+.ENA(1'b1)\r
+);\r
+\r
+//1H VID-Rom\r
+GALAXIAN_1H H_ROM(\r
+.CLK(I_CLK_12M),\r
+.ADDR(W_O_OBJ_ROM_A),\r
+.DATA(W_1H_D),\r
+.ENA(1'b1)\r
+);\r
 \r
-wire   [7:0]W_1K_D = I_OBJ_ROM_A_D;\r
-wire   [7:0]W_1H_D = I_OBJ_ROM_B_D;\r
 \r
 //---------------------------------------------------------------------------------\r
 wire   W_2L_Qa,W_2K_Qd;\r