From 70d7dc9489f4d5b91d8138e0a341eec4ad7f15b0 Mon Sep 17 00:00:00 2001 From: Alejandro Soto Date: Mon, 2 Oct 2023 01:46:44 -0600 Subject: rtl: implement exclusive monitor datapath --- rtl/core/arm810.sv | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) (limited to 'rtl/core/arm810.sv') diff --git a/rtl/core/arm810.sv b/rtl/core/arm810.sv index f498a15..cfe202a 100644 --- a/rtl/core/arm810.sv +++ b/rtl/core/arm810.sv @@ -13,7 +13,9 @@ module arm810 output ptr bus_addr, output logic bus_start, bus_write, + bus_ex_lock, input logic bus_ready, + bus_ex_fail, input word bus_data_rd, output word bus_data_wr, output logic[3:0] bus_data_be, @@ -24,8 +26,7 @@ module arm810 ptr branch_target, fetch_insn_pc, fetch_head, insn_addr; word fetch_insn; - logic explicit_branch, fetch_nop, fetch_abort, stall, - flush, prefetch_flush, insn_start; + logic explicit_branch, fetch_nop, fetch_abort, stall, flush, prefetch_flush; //TODO assign prefetch_flush = halt; @@ -75,6 +76,8 @@ module arm810 .mem_write(data_write), .mem_ready(data_ready), .mem_fault(data_fault), + .mem_ex_lock(data_ex_lock), + .mem_ex_fail(data_ex_fail), .mem_data_rd(data_data_rd), .mem_data_wr(data_data_wr), .mem_data_be(data_data_be), @@ -173,8 +176,8 @@ module arm810 word data_data_rd, data_data_wr, insn_data_rd; logic[3:0] data_data_be; - logic data_start, data_write, data_ready, insn_ready, - data_fault, insn_fault, data_user; + logic data_start, insn_start, data_write, data_ready, insn_ready, + data_fault, insn_fault, data_user, data_ex_lock, data_ex_fail; core_mmu mmu ( -- cgit v1.2.3