| // SPDX-FileCopyrightText: 2020 Efabless Corporation |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // SPDX-License-Identifier: Apache-2.0 |
| `timescale 1ns / 1ps |
| |
| `include "sabitler.vh" |
| |
| module cekirdek( |
| input clk_g , |
| input rst_g , |
| |
| // Buyruk Bellegi <-> GetirCoz |
| input bb_buy_gecerli_g , |
| input [`BUYRUK_BIT-1:0] bb_buy_g , |
| input [`BB_ADRES_BIT-1:0] bb_buy_ps_g , |
| output gc_hazir_c , |
| output [`BB_ADRES_BIT-1:0] bb_buy_istek_adres_c , |
| output bb_buy_istek_c , |
| |
| // Kesme Denetleyicisi <-> DDB |
| input kesme_g , |
| input zamanlayici_kesme_g , |
| |
| // Veri bellegi <-> C0 |
| // TODO: bunlar baglanmadi |
| input oku_hazir_g , |
| input [31:0] oku_veri_g , |
| input oku_veri_gecerli_g , |
| input yaz_hazir_g , |
| |
| output oku_gecerli_c , |
| output [31:0] yaz_veri_c , |
| output [3:0] yaz_gecerli_c , |
| output [31:0] adres_c |
| |
| |
| ); |
| |
| //============================================================================== |
| // GETIR-COZ |
| //============================================================================== |
| |
| (* dont_touch = "true" *) wire bb_buy_gecerli_w ; |
| wire [`BUYRUK_BIT-1:0] bb_buy_w ; |
| (* dont_touch = "true" *) wire [`BB_ADRES_BIT-1:0] bb_buy_ps_w ; |
| wire gc_hazir_w ; |
| wire [`UIS_BIT-1:0] gc_uis_w ; |
| wire gc_odd_w ; |
| wire [31:0] gc_odd_ps_w ; |
| |
| //============================================================================== |
| // YAZMAC-OKU-YURUT |
| //============================================================================== |
| |
| (* dont_touch = "true" *) wire [31:0] oku_veri_w ; |
| (* dont_touch = "true" *) wire oku_veri_gecerli_w ; |
| wire yaz_hazir_w ; |
| wire oku_hazir_w ; |
| wire [31:0] yo_ky1_veri_w ; |
| wire [31:0] yo_ky2_veri_w ; |
| |
| wire [`UIS_BIT-1:0] yoy_uis_w ; |
| (* dont_touch = "true" *) wire oku_gecerli_w ; |
| wire gc_duraklat_w ; |
| wire [31:0] siradaki_ps_w ; |
| wire [`ODD_BIT-1:0] yoy_odd_kod_w ; |
| wire yoy_odd_w ; |
| // @ismail bellek islemlerinde oddye yol acan buyruklarina adresi lazim |
| wire [31:0] yoy_odd_adres_w ; |
| // @ismail odd ps degeri lazim |
| wire [31:0] yoy_odd_ps_w ; |
| wire gc_bosalt_w ; |
| wire [31:0] yaz_veri_w ; |
| wire [3:0] yaz_gecerli_w ; |
| (* dont_touch = "true" *) wire [31:0] adres_w ; |
| wire [4:0] yo_ky1_adres_w ; |
| wire [4:0] yo_ky2_adres_w ; |
| |
| //============================================================================== |
| // DENETIM-DURUM-BIRIMI |
| //============================================================================== |
| wire kesme_w ; |
| wire zamanlayici_kesme_w ; |
| wire [`ODD_BIT-1:0] odd_kod_w ; |
| wire [`PS_BIT-1:0] odd_ps_w ; |
| wire [`ADRES_BIT-1:0] odd_adres_w ; |
| |
| wire ddy_oku_gecerli_w ; |
| wire [11:0] ddy_oku_adres_w ; |
| wire ddy_yaz_gecerli_w ; |
| wire [11:0] ddy_yaz_adres_w ; |
| wire [31:0] ddy_yaz_veri_w ; |
| wire [31:0] ddy_oku_veri_w ; |
| |
| wire odd_ps_al_gecerli_w ; |
| wire [`PS_BIT-1:0] odd_ps_al_w ; |
| |
| //============================================================================== |
| // YAZMAC-YAZ |
| //============================================================================== |
| |
| wire yo_yaz_w ; |
| wire [`HY_BIT - 1: 0] yo_yaz_hedef_w ; |
| wire [`HY_DEGER_BIT - 1: 0] yo_yaz_veri_w ; |
| |
| //============================================================================== |
| // GETIR-COZ |
| //============================================================================== |
| |
| assign bb_buy_gecerli_w = bb_buy_gecerli_g ; |
| assign bb_buy_w = bb_buy_g ; |
| assign bb_buy_ps_w = bb_buy_ps_g ; |
| |
| assign gc_hazir_c = gc_hazir_w ; |
| |
| getir_coz gc |
| ( |
| .clk_g (clk_g) , |
| .rst_g (rst_g) , |
| .bb_buy_gecerli_g (bb_buy_gecerli_w) , |
| .bb_buy_g (bb_buy_w) , |
| .bb_buy_ps_g (bb_buy_ps_w) , |
| .gc_hazir_c (gc_hazir_w) , |
| .gc_duraklat_g (gc_duraklat_w) , |
| .gc_bosalt_g (gc_bosalt_w) , |
| .gc_uis_c (gc_uis_w) , |
| .gc_odd_c (gc_odd_w) , |
| .gc_odd_ps_c (gc_odd_ps_w) |
| ); |
| |
| //============================================================================== |
| // YAZMAC-OKU-YURUT |
| //============================================================================== |
| |
| assign oku_veri_w = oku_veri_g ; |
| assign oku_veri_gecerli_w = oku_veri_gecerli_g ; |
| assign yaz_hazir_w = yaz_hazir_g ; |
| assign oku_hazir_w = oku_hazir_g ; |
| |
| assign adres_c = adres_w ; |
| assign oku_gecerli_c = oku_gecerli_w ; |
| assign yaz_veri_c = yaz_veri_w ; |
| assign yaz_gecerli_c = yaz_gecerli_w ; |
| |
| |
| yazmac_oku_yurut yoy |
| ( |
| .clk_g (clk_g) , |
| .rst_g (rst_g) , |
| .gc_uis_g (gc_uis_w) , |
| .oku_veri_g (oku_veri_w) , |
| .oku_veri_gecerli_g (oku_veri_gecerli_w) , |
| .yo_ky1_veri_g (yo_ky1_veri_w) , |
| .yo_ky2_veri_g (yo_ky2_veri_w) , |
| .ddy_oku_veri_g (ddy_oku_veri_w) , |
| .bellek_hazir_g (yaz_hazir_w && oku_hazir_w) , |
| |
| .yoy_uis_c (yoy_uis_w) , |
| .oku_gecerli_c (oku_gecerli_w) , |
| .gc_duraklat_c (gc_duraklat_w) , |
| .siradaki_ps_c (siradaki_ps_w) , |
| .yoy_odd_kod_c (yoy_odd_kod_w) , |
| .yoy_odd_ps_c (yoy_odd_ps_w) , |
| .yoy_odd_adres_c (yoy_odd_adres_w) , |
| .yoy_odd_c (yoy_odd_w) , |
| .gc_bosalt_c (gc_bosalt_w) , |
| .yaz_veri_c (yaz_veri_w) , |
| .yaz_veri_maske_c (yaz_gecerli_w) , |
| .adres_c (adres_w) , |
| .yo_ky1_adres_c (yo_ky1_adres_w) , |
| .yo_ky2_adres_c (yo_ky2_adres_w) , |
| .ddy_oku_adres_c (ddy_oku_adres_w) , |
| .ddy_oku_gecerli_c (ddy_oku_gecerli_w) |
| ); |
| |
| //============================================================================== |
| // DENETIM-DURUM-BIRIMI |
| //============================================================================== |
| |
| assign kesme_w = kesme_g ; |
| assign zamanlayici_kesme_w = zamanlayici_kesme_g ; |
| |
| assign odd_kod_w = yoy_odd_kod_w ; |
| |
| assign odd_ps_w = yoy_odd_w ? |
| yoy_odd_ps_w : gc_odd_ps_w ; |
| |
| assign odd_adres_w = yoy_odd_adres_w ; |
| |
| assign bb_buy_istek_adres_c = odd_ps_al_gecerli_w ? |
| odd_ps_al_w : siradaki_ps_w ; |
| |
| assign bb_buy_istek_c = odd_ps_al_gecerli_w | |
| gc_bosalt_w ; |
| |
| |
| denetim_durum_birimi ddb |
| ( |
| .clk_g (clk_g) , |
| .rst_g (rst_g) , |
| |
| .kesme_g (kesme_w) , |
| .zamanlayici_kesme_g (zamanlayici_kesme_w) , |
| .gc_odd_g (!yoy_odd_w && gc_odd_w) , |
| .yoy_odd_g (yoy_odd_w) , |
| .odd_kod_g (odd_kod_w) , |
| .odd_ps_g (odd_ps_w) , |
| .odd_adres_g (odd_adres_w) , |
| |
| .oku_gecerli_g (ddy_oku_gecerli_w) , |
| .oku_adres_g (ddy_oku_adres_w) , |
| .yaz_gecerli_g (ddy_yaz_gecerli_w) , |
| .yaz_adres_g (ddy_yaz_adres_w) , |
| .yaz_veri_g (ddy_yaz_veri_w) , |
| .oku_veri_c (ddy_oku_veri_w) , |
| |
| .odd_ps_al_gecerli_c (odd_ps_al_gecerli_w) , |
| .odd_ps_al_c (odd_ps_al_w) |
| ); |
| |
| |
| //============================================================================== |
| // YAZMAC-YAZ |
| //============================================================================== |
| |
| yazmac_yaz yy |
| ( |
| .clk_g (clk_g) , |
| .yoy_uis_g (yoy_uis_w) , |
| |
| .yo_yaz_c (yo_yaz_w) , |
| .yo_yaz_hedef_c (yo_yaz_hedef_w) , |
| .yo_yaz_veri_c (yo_yaz_veri_w) , |
| |
| .ddy_yaz_c (ddy_yaz_gecerli_w) , |
| .ddy_yaz_hedef_c (ddy_yaz_adres_w) , |
| .ddy_yaz_veri_c (ddy_yaz_veri_w) |
| ); |
| |
| //============================================================================== |
| // YAZMAC-OBEGI |
| //============================================================================== |
| |
| yazmac_obegi yo ( |
| .clk_g (clk_g) , |
| .rst_g (rst_g) , |
| .ky1_adres_g (yo_ky1_adres_w) , |
| .ky2_adres_g (yo_ky2_adres_w) , |
| .hy_adres_g (yo_yaz_hedef_w) , |
| .hy_deger_g (yo_yaz_veri_w) , |
| .yaz_g (yo_yaz_w) , |
| .ky1_deger_c (yo_ky1_veri_w) , |
| .ky2_deger_c (yo_ky2_veri_w) |
| ); |
| |
| endmodule |
