Have a rough working multi manager!

This commit is contained in:
Ross Thompson 2022-08-29 17:11:27 -05:00
parent 4f40bd07c3
commit 5eb1fff27d
2 changed files with 7 additions and 2 deletions

View File

@ -83,6 +83,7 @@ module lsu (
(* mark_debug = "true" *) output logic [2:0] LSUHSIZE,
(* mark_debug = "true" *) output logic [2:0] LSUHBURST,
(* mark_debug = "true" *) output logic [1:0] LSUHTRANS,
(* mark_debug = "true" *) output logic [`XLEN/8-1:0] LSUHWSTRB,
(* mark_debug = "true" *) output logic LSUTransComplete,
// page table walker
input logic [`XLEN-1:0] SATP_REGW, // from csr
@ -277,7 +278,9 @@ module lsu (
assign LSUHSIZE = LSUFunct3M;
flopen #(`XLEN) fb(.clk, .en(CaptureEn), .d(HRDATA), .q(ReadDataWordM));
assign LSUHWDATA = LSUWriteDataM[`XLEN-1:0];
flop #(`XLEN) wdreg(clk, LSUWriteDataM, LSUHWDATA); // delay HWDATA by 1 cycle per spec; *** assumes AHBW = XLEN
flop #(`XLEN/8) HWSTRBReg(clk, ByteMaskM, LSUHWSTRB);
/* -----\/----- EXCLUDED -----\/-----
busfsm #(LOGBWPL) busfsm(

View File

@ -147,6 +147,7 @@ module wallypipelinedcore (
logic LSUBusWrite;
logic LSUBusAck, LSUBusInit;
logic [`XLEN-1:0] LSUHWDATA;
logic [`XLEN/8-1:0] LSUHWSTRB;
logic LSUHWRITE;
logic LSUHREADY;
@ -264,7 +265,7 @@ module wallypipelinedcore (
.ReadDataW, .FlushDCacheM,
// connected to ahb (all stay the same)
.LSUHADDR, .LSUBusRead, .LSUBusWrite, .LSUBusAck, .LSUBusInit,
.HRDATA, .LSUHWDATA, .LSUHSIZE, .LSUHBURST, .LSUHTRANS, .LSUTransComplete,
.HRDATA, .LSUHWDATA, .LSUHWSTRB, .LSUHSIZE, .LSUHBURST, .LSUHTRANS, .LSUTransComplete,
.LSUHWRITE, .LSUHREADY,
// connect to csr or privilege and stay the same.
@ -333,6 +334,7 @@ module wallypipelinedcore (
// Signals from Data Cache
.LSUHADDR,
.LSUHWDATA,
.LSUHWSTRB,
.LSUHSIZE,
.LSUHBURST,
.LSUHTRANS,